30th week of 2020 patent applcation highlights part 31 |
Patent application number | Title | Published |
20200232350 | HYDRAULIC LASH ADJUSTER - A hydraulic lash adjuster includes a longitudinally extending pushrod having a proximal end and a distal end, and a cavity located at the distal end and a piston received in the cavity. The piston includes an internal reservoir and a fluid pathway to the internal reservoir. The fluid pathway includes a longitudinal passage and a radial passage. | 2020-07-23 |
20200232351 | TAPPET - In a tappet with a built-in lash adjuster, hydraulic oil is prevented from leaking from a low pressure chamber during a long-period stop. | 2020-07-23 |
20200232352 | ROTOR TIMING FEATURE FOR CAMSHAFT PHASER - A rotor is provided for a camshaft phaser. The rotor includes a plurality of vanes, a locking pin aperture, a vent passage connected to an end of the locking pin aperture, and an axial face configured to connect with a camshaft. The axial face defines a timing protrusion that is aligned with the vent passage or the locking pin aperture, and configured to be received by the camshaft. | 2020-07-23 |
20200232353 | ENGINE AND GAS EXCHANGE VALVE WITH UNDER-HEAD FILLET CONTOURED FOR CHORDAL STRESS MITIGATION - A gas exchange valve in an internal combustion engine includes a valve head having a sealing face structured to contact a valve seat and defining a face angle. The valve head further includes an under-head fillet transitioning from the inner sealing face to a valve stem, and defining a chordal stress zone within the under-head fillet. The under-head fillet is formed by a material distributed according to a stress-diffusing contour within the chordal stress zone, and is blended with the inner sealing face at a blend angle that is less than the face angle and is in a range of about 18° to about 35°. The valve head contour is associated with resistance to chordal stress-induced fatigue failure. | 2020-07-23 |
20200232354 | INTERNAL COMBUSTION ENGINE WITH AT LEAST ONE HOLLOW-HEAD VALVE - An internal combustion engine may include at least one cylinder and at least one hollow-heat valve. The at least one hollow-head valve may include a valve shaft and a valve head, and may be guided in a valve shaft guide. The engine may also include at least one valve seat ring on which the valve head sealingly lies when the at least one hollow-head valve is closed. The engine may additionally include a valve shaft seal with at least two seal lips and oil disposed between the valve shaft and the valve shaft guide. The at least one valve seat ring may be composed of a sintered metal including infiltrated copper. The valve shaft may include one of a chromium-containing coating and a boron carbide-containing coating. | 2020-07-23 |
20200232355 | MACHINE PROVIDED WITH AN OIL PUMP AND A METHOD TO START SUCH A MACHINE - Machine provided with a machine element (2) and an oil pump (4) and a motor (3) to drive the machine element (2) and the oil pump (4), whereby the oil pump (4) is provided with a shaft (13) with a rotor (12), whereby the oil pump (4) is provided to pump oil from an oil reservoir (5) via an inlet channel (8) to nozzles that lead into the motor (3) and/or machine element (2) to lubricate and/or cool one or more bearings or other machine components, characterized in that in the inlet channel (8), near the oil pump (4) a dam (16) is provided that is higher than the height (A) of the central axis (18) of the shaft (13) of the oil pump (4) minus the smallest diameter (B) of the rotor (12) of the oil pump (4) divided by two. | 2020-07-23 |
20200232356 | DIAGNOSTIC SYSTEM FOR A LUBRICATION CIRCUIT - A diagnostic system for a lubrication circuit of an internal combustion engine of a vehicle. The system includes a viscometer for detecting the viscosity of a lubricating liquid of the lubrication circuit, a temperature sensor for detecting the temperature of the lubricating liquid, and a control unit to acquire the state of the lubricating liquid, given by the viscosity detected for a given lubricating liquid condition, which includes the lubricating liquid temperature and the date of last replacement of the lubricating liquid, and for a given condition of use of the engine, and to assess the state of the lubricating liquid by comparing the detected viscosity of the lubricating liquid with the viscosity reference values stored in the database in the same or similar condition of lubricating liquid temperature, date of last replacement of the lubricating liquid and use of the engine. | 2020-07-23 |
20200232357 | ACOUSTIC DAMPER FOR GAS TURBINE COMBUSTORS WITH ORTHOGONAL SLOTS - An acoustic damper includes a low porosity layer section and a housing. The low porosity layer section is formed in a liner of a gas turbine combustor and has an arrangement of elongated generally S-shaped slots formed therein. The housing has a plurality of feed apertures. The housing is coupled to the low porosity layer section thereby defining a cavity such that air outside the housing is configured to flow through the apertures and through the elongated generally S-shaped slots in the low porosity layer section, thereby transforming acoustic energy into thermal energy and aiding in providing an acoustic dampening effect for the gas turbine combustor during operation thereof. | 2020-07-23 |
20200232358 | APPARATUS FOR DISCHARGING WATER IN EXHAUST FLUID AND SILENCER FOR FUEL CELL VEHICLE - An apparatus for discharging water in exhaust fluid is disclosed. The apparatus includes a body having an inlet disposed on an exhaust path for exhausting exhaust fluid exhausted from a fuel cell stack to the outside and through which the exhaust fluid is introduced, an outlet communicating with the outside, an interior space allowing the inlet and the outlet to communicate each other, and a discharge passage communicating with the outside to discharge water in the interior space. The apparatus further includes a first resistance unit disposed on a flow path along which the exhaust fluid flows in the interior space and having first fine holes through which at least a portion of the exhaust fluid passes, and a second resistance unit disposed on a discharge path along which the water in the interior space is discharged through the discharge passage and having second fine holes through which the water passes. | 2020-07-23 |
20200232359 | EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING THE SAME - An exhaust gas system for an internal combustion engine, comprising a first exhaust emission control device close to the engine and a second exhaust emission control device remote from the engine. The second exhaust emission control device is heatable by a combination of an upstream burner and an electric heating device. For heating the exhaust emission control devices after an engine start, the internal combustion engine is operated with at least one engine-internal measure for raising the exhaust gas temperature, and the burner and the electric heating device are activated at the same time or offset in time for heating the second exhaust emission control device. A mixed gas entering the second exhaust emission control device is set to a stoichiometric lambda value. The invention allows accelerated heating of the exhaust emission control devices, and thus, a reduction in starting emissions. | 2020-07-23 |
20200232360 | ARRANGEMENT OF AT LEAST TWO ENGINE-COMPARTMENT EXHAUST SYSTEM COMPONENTS FOR AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE, AND MOTOR VEHICLE - An arrangement of at least two engine-compartment exhaust system components is provided for an internal combustion engine of a motor vehicle. The at least two engine-compartment exhaust system components are arranged one behind the other downstream from the internal combustion engine of the motor vehicle and are connected to one another by means of a first connecting body, so that exhaust gas from the internal combustion engine can be directed in succession through the at least two exhaust system components in the direction of an exhaust system. In addition, the two exhaust system components are also arranged behind a manifold device of the internal combustion engine by means of a second connecting body. A motor vehicle is also provided which comprises at least one such arrangement. | 2020-07-23 |
20200232361 | POWER GENERATING SYSTEMS AND METHODS FOR REDUCING STARTUP NOx EMISSIONS IN FOSSILE FUELED POWER GENERATION SYSTEM - A method of reducing the emission of nitrogen oxides (NOx) during system startup of a power generating system may include igniting a combustion turbine thereby generating exhaust, supplying the exhaust to a catalyst bed comprising a selective catalytic reduction (SCR) catalyst, injecting an initial pulse of ammonia into the exhaust during a storage period such that the NOx reacts with the ammonia and is stored in the catalyst bed as ammonium nitrate (AN) during the storage period; and injecting a scheduled amount of ammonia into the exhaust during a transition period such that the stored AN is decomposed as temperatures increase and NOx is converted via standard and fast SCR reactions during the transition period. | 2020-07-23 |
20200232362 | PHOSPHORUS RESISTANT THREE-WAY CATALYST - Described are three-way conversion (TWC) catalytic articles effective to abate hydrocarbons (HCs), carbon monoxide (CO), and nitrogen oxides (NO | 2020-07-23 |
20200232363 | METHOD FOR OPERATING AN EXHAUST GAS POST TREATMENT SYSTEM OF A DIESEL ENGINE AND EXHAUST GAS POST TREATMENT SYSTEM - A method for operating an exhaust gas post-treatment system of a diesel engine and associated exhaust gas post-treatment system are described. The system has two NOx sensors upstream and downstream of an SCR catalytic converter. The NOx sensor downstream of the SCR catalytic converter is used to divide the NOx information measured by the sensor upstream of the SCR catalytic converter into an NOx value and an NH | 2020-07-23 |
20200232364 | METHOD AND DEVICE FOR EXHAUST GAS AFTERTREATMENT IN AN INTERNAL COMBUSTION ENGINE - A device for exhaust gas aftertreatment in an internal combustion engine can be connected to an outlet of the internal combustion engine. The device comprises an exhaust gas system with an exhaust gas channel in which a three-way catalytic converter is arranged, and an exhaust gas burner with which hot burner exhaust gases can be fed into the exhaust gas channel at a feed point upstream from the three-way catalytic converter. The three-way catalytic converter is configured as a lambda probe catalytic converter and comprises a first catalyst volume and a second catalyst volume, whereby a lambda probe is arranged downstream from the first catalyst volume and upstream from the second catalyst volume, whereby the first catalyst volume has a lower oxygen storage capacity than the second catalyst volume. A method for exhaust gas aftertreatment in an internal combustion engine has such an exhaust gas aftertreatment device. | 2020-07-23 |
20200232365 | ENGINE SYSTEM AND OPERATING STRATEGY FOR SELECTIVE IN SITU AND EX SITU LIMITING OF NOx PRODUCTION - A compression ignition internal combustion engine system includes an engine and an exhaust system with an upstream exhaust conduit, a downstream exhaust conduit, and an exhaust placement mechanism for mixing exhaust with fuel and air within engine cylinders. The upstream exhaust conduit has a raw exhaust inlet, a raw exhaust outlet, and a diesel exhaust fluid (DEF) inlet between the raw exhaust inlet and the raw exhaust outlet. The downstream exhaust conduit includes a bare particulate filter and a selective catalytic reduction (SCR) device. Related methodology including operating the engine in a startup mode, and in a running mode once the SCR device is warmed, is also disclosed. | 2020-07-23 |
20200232366 | NITROUS OXIDE REMOVAL CATALYSTS FOR EXHAUST SYSTEMS - A nitrous oxide (N | 2020-07-23 |
20200232367 | HONEYCOMB STRUCTURED BODY - The present invention provides a honeycomb structured body containing a ceria-zirconia composite oxide and not easily breakable under stress in an a-axis direction. The honeycomb structured body includes a honeycomb fired body in which multiple through-holes are arranged longitudinally in parallel with one another with a partition wall therebetween, wherein the honeycomb fired body contains ceria-zirconia composite oxide particles and inorganic fibers, and 60 to 80% of inorganic fibers observed in a cross-sectional image of the honeycomb structured body cut in a cross-sectional direction perpendicular to a longitudinal direction have a ratio of the length of a long axis to the length of a short axis (long axis/short axis) of 1.00 to 1.30, the length of the long axis being the length of a long axis of a cross section of an inorganic fiber shown in the cross-sectional image, the length of the short axis being the length of a perpendicular bisector of the long axis. | 2020-07-23 |
20200232368 | HONEYCOMB STRUCTURED BODY - The present invention provides a honeycomb structured body containing a ceria-zirconia composite oxide and being less susceptible to ring-off cracking. The honeycomb structured body of the present invention includes a honeycomb fired body in which multiple through-holes are arranged longitudinally in parallel with one another with a partition wall therebetween, wherein the honeycomb fired body contains ceria-zirconia composite oxide particles and inorganic fibers, and a b-axis thermal expansion coefficient measured in a direction along a b-axis representing a direction perpendicular to a longitudinal direction of the honeycomb structured body is higher than an a-axis thermal expansion coefficient measured in a direction along an a-axis representing the longitudinal direction of the honeycomb structured body. | 2020-07-23 |
20200232369 | DEVICE FOR EXHAUST SYSTEM OF VEHICLE - A clamping assembly configured for an exhaust system of a vehicle may include a gasket engaged to be prevented from deviating using a method in which a pin is inserted into and engaged with a pin hole at an inlet pipe flange of a catalytic converter, wherein an outlet pipe flange of a turbocharger and an inlet pipe flange of the catalytic converter are clamped by a clamp by interposing the gasket between the outlet pipe flange of the turbocharger and the inlet pipe flange of the catalytic converter. | 2020-07-23 |
20200232370 | ABNORMALITY DETECTION APPARATUS FOR ELECTRICALLY HEATED CATALYST - The electrically heated catalyst to which the present disclosure is applied is provided in a hybrid vehicle capable of switching its running mode between EV mode and HC mode and supplied with electrical energy before the internal combustion engine is started. An abnormality detection apparatus calculates an electrical energy parameter relating to the integrated value of electrical power actually supplied to the electrically heated catalyst (actually supplied electrical power) over a specific period of time from the time when supply of electrical power to the electrically heated catalyst is started and detects an abnormality of the electrically heated catalyst by comparing the electrical energy parameter with a threshold. The threshold is set according to the rate of decrease of the charge level of a battery (charge level decrease rate) during a period in which electrical power is supplied to the electrically heated catalyst. | 2020-07-23 |
20200232371 | ABNORMALITY DETECTION APPARATUS FOR ELECTRICALLY HEATED CATALYST - An abnormality detection apparatus calculates an actually supplied electrical energy defined as the integrated value of electrical power actually supplied to the electrically heated catalyst over a specific period from the time when the supply of electrical power to the electrically heated catalyst is started and a target electrical energy in the specific period, and further calculates, from these integrated values, an accomplishment parameter relating to the ratio of the actually supplied electrical energy to the target electrical energy. The abnormality detection apparatus detects an abnormality of the electrically heated catalyst by comparing the accomplishment parameter with a specific threshold. The abnormality detection apparatus is configured to set the specific threshold according to the temperature of the electrically heated catalyst at the time when the supply of electrical power is started. | 2020-07-23 |
20200232372 | ABNORMALITY DETECTION APPARATUS FOR ELECTRICALLY HEATED CATALYST - The controller adjusts a voltage applied to the electrically heated catalyst in such a way as to make the electrical power as the product of the applied voltage and the catalyst current equal to a target electrical power and to apply a voltage substantially equal to a specific upper limit voltage to the electrically heated catalyst when the electrical power that can be supplied to the electrically heated catalyst by applying a voltage equal to or lower than the specific upper limit voltage is lower than the target electrical power. The controller calculates an actually supplied electrical energy defined as the integrated value of the electrical power actually supplied to the electrically heated catalyst over a specific period. The controller determines that the electrically heated catalyst is abnormal if the actually supplied electrical energy is smaller than a specific electrical energy. | 2020-07-23 |
20200232373 | ABNORMALITY DETECTION APPARATUS FOR ELECTRICALLY HEATED CATALYST - An abnormality detection apparatus calculates an accomplishment ratio parameter based on an actually supplied electrical energy defined as the integrated value of electrical power actually supplied to the electrically heated catalyst over a specific period from the start of supply of electrical power to the electrically heated catalyst to a specific time and a target electrical energy defined as the integrated value of target electrical power over the specific period. The accomplishment ratio parameter is a parameter relating to the ratio of the actually supplied electrical energy to the target electrical energy. The abnormality detection apparatus detects an abnormality of the electrically heated catalyst on the basis of the accomplishment ratio. The specific time is a time after the start of supply of electrical power to the electrically heated catalyst and before or simultaneous with the time when the actually supplied electrical power substantially reaches the target electrical power. | 2020-07-23 |
20200232374 | EXHAUST DEVICE FOR ENGINE - An exhaust device includes a first exhaust pipe, a second exhaust pipe, and a third exhaust pipe. The first exhaust pipe is comprised of a pipe member. The second exhaust pipe and the third exhaust pipe are comprised of a tubular member including a merging tubular portion and a downstream tubular portion. In the merging tubular portion, exhaust gas to be discharged from an exhaust port of the second cylinder and exhaust gas to be discharged from an exhaust port of the third cylinder are merged. The merging tubular portion is comprised of combining a plurality of plate members, at least a part of which is formed by press working. A distal end of the first exhaust pipe is disposed inside the downstream tubular portion. The downstream tubular portion is offset on the side of the first cylinder with respect to a center in a cylinder array direction. | 2020-07-23 |
20200232375 | MUFFLER WITH INTERNAL GAP HEAT SHIELD - A vehicle having a frame and an internal combustion engine. An exhaust system extends from the internal combustion engine. The exhaust system includes an exhaust muffler with an exhaust hanger. The exhaust hanger is secured to the frame with an elastic member. An internal heat shield is located on an inner surface of the exhaust muffler to form an interior space between the internal heat shield and the exhaust muffler. The internal heat shield reduces the heat transferred to the elastic member. | 2020-07-23 |
20200232376 | Diffusion Surface Alloyed Metal Exhaust Component - An exhaust component for a motor vehicle with improved corrosion resistance, including an internal volume, an inlet for receiving exhaust gas, and an outlet for expelling exhaust gas. The exhaust component includes at least one wall that is made of a diffusion surface alloyed metal sheet. The diffusion surface alloyed metal sheet comprises a secondary metal that is formed to a primary metal substrate by diffusion. The primary metal substrate of the diffusion surface alloyed metal sheet is a stainless steel containing at least 10 percent chromium. The secondary metal of the diffusion surface alloyed metal sheet is a metal alloy containing 20 to 35 percent chromium. As a result, the secondary metal of the diffusion surface alloyed metal sheet provides improved corrosion resistance to salt spray and urea. | 2020-07-23 |
20200232377 | Diffusion Surface Alloyed Metal Exhaust Component With Inwardly Turned Edges - An exhaust component for a motor vehicle with improved corrosion resistance, including a housing with outer walls that define an internal volume and one or more inner walls that divide the internal volume into an exhaust chamber and an interior chamber. The interior chamber is isolated from the exhaust chamber and the external environment. At least part of one outer wall or one inner wall is made of a diffusion surface alloyed metal sheet. The diffusion surface alloyed metal sheet comprises a secondary metal that is formed to a primary metal substrate by diffusion. The diffusion surface alloyed metal sheet includes edges that are oriented toward and exposed to the interior chamber. As a result, the primary metal substrate at the edges of the diffusion surface alloyed metal sheet is protected from exposure to corrosives such as salt spray in the external environment and urea in the exhaust chamber respectively. | 2020-07-23 |
20200232378 | Diffusion Surface Alloyed Metal Exhaust Component With Welded Edges - An exhaust component for a motor vehicle with improved corrosion resistance, including an internal volume, an inlet for receiving exhaust gas, and an outlet for expelling exhaust gas. The exhaust component includes at least one wall that is made of a diffusion surface alloyed metal sheet. The diffusion surface alloyed metal sheet comprises a secondary metal that is formed to a primary metal substrate by diffusion. A weld bead is applied to at least one of the edges of the diffusion surface alloyed metal sheet for edge protection or to join the edge of the diffusion surface alloyed metal sheet to another diffusion surface alloyed metal sheet. The weld bead includes a high chromium content filler metal to protect the weld bead and the primary metal substrate at the weld joint from corrosion. | 2020-07-23 |
20200232379 | V-TWIN ENGINE ASSEMBLY - One embodiment of the invention relates to an internal combustion engine including an engine block, a crankshaft configured to rotate about a crankshaft axis, a flywheel coupled to the crankshaft, a throttle body, an electric fan, and an air filter assembly configured to filter incoming air from an air intake and provide cleaned air to a throttle body. The engine block includes a cylinder. The throttle body is configured to throttle incoming air to the cylinder. | 2020-07-23 |
20200232380 | COMPRESSION IGNITION ENGINE - A cavity includes a lower-side cavity, an upper-side cavity, a first lip and a second lip. The upper-side cavity has a guide curved surface which extends along a circumference of a first imaginary circle in a section along a cylinder-axis direction, and the first lip has a curved surface which extends along a circumference of a second imaginary circle in a section along the cylinder-axis direction. An angle X which a cylinder axis makes with a common tangential line of the first imaginary circle and the second imaginary circle is set as 75°2020-07-23 | |
20200232381 | INTERCOOLER ASSEMBLY - A dual, dual-pass intercooler assembly for an intercooler supercharger system comprising an intercooler lid mountable to a supercharger housing; a pair of intercooler cores coupled mountable to and within at least one of the intercooler lid and the supercharger housing; wherein the pair of intercooler cores configured to receive and cool supercharger air upon a first pass through the pair of intercooler cores and receive and further cool the supercharger air upon a second pass through the pair of intercooler cores prior to receipt by an engine. | 2020-07-23 |
20200232382 | ACTUATOR - An actuator is configured to drive a boost pressure control valve of a supercharger and includes an electric motor, an output shaft, a speed reducer, a rotational angle sensor and a magnetic circuit holder member. The speed reducer includes a final gear. The final gear is made of metal and is fixed to the output shaft, and the speed reducer reduces a speed of rotation outputted from the electric motor and transmits the rotation of the reduced speed to the output shaft. The rotational angle sensor includes a magnetic circuit device and a sensing device and senses a rotational angle of the output shaft. The magnetic circuit holder member is a non-magnetic member fixed to the output shaft. The magnetic circuit holder member is formed separately from the final gear and holds the magnetic circuit device. | 2020-07-23 |
20200232383 | VARIABLE GEOMETRY TURBOCHARGER - A variable geometry turbocharger ( | 2020-07-23 |
20200232384 | VARIABLE COMPRESSION RATIO ENGINE WITH HYDRAULICALLY ACTUATED LOCKING SYSTEM - Methods and systems are provided for a VCR engine. In one example, the VCR engine includes a VCR mechanism that mechanically locks the engine pistons at a high compression ratio or a low compression ratio, utilizing locking pins that engage with eccentrics. Movement of the locking pins may be actuated by a valve that controls hydraulic pressure in the VCR mechanism where varying the hydraulic pressure adjusts engagement/disengagement of the locking pins. | 2020-07-23 |
20200232385 | SYSTEM AND METHOD FOR CONTROLLING OPPOSED PISTON ENGINE OPERATION FOR ROTATION DIRECTION - A method for controlling operation of an opposed piston engine is provided, comprising: determining a direction of rotation of the engine; comparing the determined direction of rotation to a correct direction of rotation of the engine; and responding to the determined direction of rotation being different from the correct direction of rotation by taking corrective action. | 2020-07-23 |
20200232386 | Semi-Closed Cycle with Turbo Membrane O2 Source - Disclosed is an improved method and system of operating the semi-closed cycle, which both reduces parasitic loads for oxygen generation and for gas clean up, while also reducing, capital cost of the gas clean up plant (reduced drying requirement) and of the oxygen plant (enabling membranes vs. mole sieves). The invention is applicable to piston or turbine engines, and results in a near fully non-emissive power system via the Semi-Closed Cycle (SCC), in a manner which both captures carbon in the form of carbon dioxide, CO2, and in a manner which improves the efficiency and cost effectiveness of prior disclosures. The captured carbon is of a purity and pressure directly suitable for Enhanced Oil Recovery (EOR), sequestration, or industrial use. | 2020-07-23 |
20200232387 | SYSTEMS FOR AN ELECTRIC TURBOCHARGER - Various systems are provided for an electric turbocharger. As one example, an electric turbocharger includes a turbine casing housing a turbine wheel and a compressor casing housing a compressor wheel, a bearing casing surrounding a shaft connecting the turbine wheel and the compressor wheel, the bearing casing split into a turbine bearing casing, compressor bearing casing, and a stator casing, the stator casing positioned between the turbine bearing casing and compressor bearing casing and housing an electric motor mounted on and around the shaft, and a plurality of bolts, each bolt of the plurality of bolts extending parallel to the shaft and from an outer face of the compressor bearing casing, through the stator casing and turbine bearing casing, and into the turbine casing. | 2020-07-23 |
20200232388 | SCAVENGE PUMP - The pump can have a pump body, a main cavity having an inlet and an outlet, a rotor rotatably mounted in the main cavity and configured to pump fluid from the inlet to the outlet as it rotates, a separator cavity disposed adjacent the main cavity and configured to sustain a vortex, a fluid passage fluidly connecting the main cavity to the separator cavity, the fluid passage preserving momentum of fluid from the main cavity to the separator cavity to contribute to the vortex. | 2020-07-23 |
20200232389 | EXCESS FUEL FLOW TO DRIVE TURBINE - A gas turbine engine includes a main compressor section and a main turbine section. A cooling air supply system cools a location in at least one of the main compressor section and the main turbine section. The cooling air supply system includes a tap for tapping cooling air compressed by the main compressor section, connected for passing the cooling air through a heat exchanger and to a boost compressor, and then to the cooling location in the at least one of the main compressor section and the main turbine section. A fuel supply system has a fuel tank for delivering fuel to a fuel pump. At least one valve for selectively returning fuel downstream of the main pump back to an upstream location. At least one return turbine drives at least one fluid moving device in the air cooling system. | 2020-07-23 |
20200232390 | GAS TURBINE ENGINE COMPONENT FOR ACOUSTIC ATTENUATION - A section for a gas turbine engine includes a rotating structure, a stationary structure, and a flow guide assembly arranged generally between the rotating structure and the stationary structure. A flow path is defined between the flow guide assembly and one of the rotating structure and the stationary structure. The flow guide assembly includes a plurality of apertures configured to disrupt acoustic waves of air in the flow path. A seal is configured to establish a sealing relationship between the rotating structure and the stationary structure, and wherein an inlet to the flow path is adjacent the seal. A gas turbine engine and a method of disrupting acoustic waves in a flow path of a gas turbine engine are also disclosed. | 2020-07-23 |
20200232391 | FLEXIBLE COUPLING FOR GEARED TURBINE ENGINE - A gas turbine engine includes a fan, a fan shaft coupled with the fan and arranged along an engine central axis, a gear system rotatably coupled to the fan shaft, and first and second flexible couplings supporting the gear system. The first flexible coupling and the second flexible coupling are subject to, with respect to the engine central axis, torsional motion and lateral motion. The first and second flexible couplings individually having a torsional stiffness under the torsional motion and a lateral stiffness under the lateral motion, and a ratio, of each of the first and second flexible couplings, of the torsional stiffness to the lateral stiffness is greater than or equal to 2. | 2020-07-23 |
20200232392 | HIGHLY LOADED INLET DUCT IN A GEARED TURBOFAN - A gas turbine engine includes an inlet duct to guide a core engine flow to a compressor and an engine section stator arranged in the inlet duct upstream of the compressor including vanes with leading edges defining a first annulus area in the inlet duct, a mid-span leading edge point of the engine section stator vanes being arranged at a first radius. The compressor includes a first rotor with a row of first blades with leading edges defining a second annulus area; a mid-span leading edge point of the compressor first blades being arranged at a second radius and an axial distance from the engine section stator vane mid-span leading edge point. The ratio of the second to the first annulus area is equal or greater than 0.75, and the ratio of a difference between the first and second radius to the axial distance is equal or greater than 0.23. | 2020-07-23 |
20200232393 | DISCHARGE DUCT OF AN INTERMEDIATE HOUSING HUB FOR AN AIRCRAFT TURBOJET ENGINE COMPRISING COOLING CHANNELS - A discharge duct ( | 2020-07-23 |
20200232394 | INTEGRATED COOLING AIR BOOST COMPRESSOR AND FUEL PUMP - A gas turbine engine includes a main compressor section, a combustor, and a main turbine section. A fuel pump delivers fuel to the combustor. A tap taps air compressed by the main compressor section, and is connected for delivering the tapped air through a first heat exchanger and to a boost compressor. Air downstream of the boost compressor is connected to cool a component. Driving compressed air is connected to be delivered to a power turbine. The power turbine is connected to drive both the boost compressor and the fuel pump. | 2020-07-23 |
20200232395 | METHOD AND SYSTEM FOR OPERATING A GAS TURBINE ENGINE COUPLED TO AN AIRCRAFT PROPELLER - Methods and systems for operating a gas turbine engine coupled to an aircraft propeller are described herein. A request for reverse of the propeller thrust is received from a power lever of the aircraft. A blade angle of the propeller is determined. Reverse thrust of the propeller is inhibited when the blade angle exceeds a threshold. Reverse thrust of the propeller based on the request is enabled when the blade angle is below the threshold. | 2020-07-23 |
20200232396 | ENGINE SPEED CONTROL DEVICE - An engine speed control device performing: a first PID gain calculation step of calculating a target engine speed to thereby calculate a first PID gain based on an engine speed deviation between the target engine speed and an engine speed; a target rack position calculation step of correcting the first PID gain based on a cooling water temperature to thereby calculate a target rack position of a fuel injection pump; a second PID gain calculation step of calculating a second PID gain based on a rack position deviation between the target rack position and a rack position; and a rack control signal producing step of correcting the second PID gain based on a lubricating oil temperature to thereby produce a rack control signal. The engine speed control device thus controls an engine speed by controlling the rack position based on the rack control signal. | 2020-07-23 |
20200232398 | SYSTEM AND METHOD TO CONTROL POWERTRAIN DURING DIRECTIONAL SHIFT - A method for controlling powertrain of a machine not having a torque converter output speed sensor during a direction change of the machine is provided. The method includes retrieving a first desired engine speed value and a second desired engine speed value based on a detection of the direction change by a control module. The second desired engine speed value is determined based on a current gear setting of a gear shift lever and a desired gear setting of the gear shift lever. The method further includes determining the desired engine speed value based on a comparison between the first desired engine speed value and the second desired engine speed value by the control module. The control module is configured to identify a lower value of the first desired engine speed value and the second desired engine speed value as the desired engine speed value. | 2020-07-23 |
20200232399 | METHOD OF OFFERING FINELY CALIBRATED ENGINE SPEED CONTROL TO A LARGE NUMBER OF DIVERSE POWER TAKE-OFF (PTO) APPLICATIONS - Systems and methods are provided for controlling a power plant during use of a power take-off (PTO) device, wherein the responsiveness and stability of the controller are adjustable by an operator in the field. The use of setting maps allows fine tuning of controller responsiveness while also ensuring that expected performance would be achieved at any setting within the setting map. In some embodiments, a proportional-integral-derivative (PID) controller is used to control engine speed, and gains for the proportional, integral, and derivative terms are obtained from setting maps based on a responsiveness setting chosen by a vehicle operator. | 2020-07-23 |
20200232400 | METHOD FOR THE REGENERATION OF AN ACTIVATED CARBON FILTER, AS WELL AS INTERNAL COMBUSTION ENGINE - The invention relates to an internal combustion engine having an intake system and a fuel tank. In the intake system, there is a compressor and, downstream from the compressor, there is a throttle valve. The intake system comprises an air supply line that connects the compressor to an inlet of the internal combustion engine. The fuel tank has a venting line that connects the fuel tank to an activated carbon canister containing an activated carbon filter. It is provided for a conveying line to branch off from the air supply line and to connect the air supply line downstream from the compressor and upstream from the throttle valve to an intake line downstream from an air filter and upstream from the compressor. It is likewise provided for a control valve and a Venturi nozzle to be arranged in the conveying line, whereby the activated carbon canister is connected via a first flushing line to the air supply line downstream from the throttle valve and upstream from the inlet of the internal combustion engine, and whereby the activated carbon canister is connected via a second flushing line to the Venturi nozzle in the conveying line. | 2020-07-23 |
20200232401 | ACTUATOR - An actuator drives a boost pressure control valve of a supercharger of an engine and includes an electric motor, an output shaft, a speed reducer, a rotational angle sensor and a housing. The speed reducer includes three pairs of metal gears and is configured to reduce a speed of rotation outputted from the electric motor and transmit the rotation to the output shaft. The rotational angle sensor includes a magnetic circuit device and a sensing device and senses a rotational angle of the output shaft. The housing receives the metal gears and the magnetic circuit device in a common space and supports the output shaft. In an installed state of the actuator where the actuator is installed to the engine, a meshing portion of the metal gears is located on a lower side of a magnetic circuit lowest point in the gravity direction. | 2020-07-23 |
20200232402 | METHOD AND SYSTEM FOR OPERATING AN ENGINE - Methods and systems are provided for coordinating operation of a high pressure EGR control loop with a boost pressure control loop. In one example, following a tip-in, turbine vane position may be adjusted as a function of a maximum permissible exhaust pressure upstream of a turbocharger turbine. The maximum permissible exhaust pressure may be determined as a function of a HP EGR valve position at the time of the tip-in. | 2020-07-23 |
20200232403 | METHODS AND SYSTEM FOR SKIP-FIRING OF AN ENGINE - Various methods and systems are provided for skip-firing an engine. As one embodiment, a method for an engine includes firing all cylinders of the engine and not altering the closing timing of the intake valves when fueling demands are greater than a threshold. The method further includes skip-firing the engine when fueling demands are less than a threshold, and holding open the intake valves of skipped cylinders for a greater duration than intake valves of firing cylinders. | 2020-07-23 |
20200232404 | MULTI-LEVEL FIRING ENGINE CONTROL - In various aspects, internal combustion engines, engine controllers and methods of controlling engines are described. The engine includes a camshaft and a two cylinder sets. Cylinders in the first are deactivatable and cylinders in the second set may be fired at high or low output levels. The air charge for each fired working cycle is set based on whether a high or low torque output is selected. In some implementations, the camshaft is axially shiftable between first and second positions. First cam lobes are configured to cause their associated cylinders to intake a large air charge during intake strokes that occur when the camshaft is in the first position. Second cam lobes for cylinders in the second set cause their associated cylinders to intake a smaller air charge when the camshaft is in the second position. Second cam lobes for cylinders in the first set deactivate their associated cylinders. | 2020-07-23 |
20200232405 | SYSTEM AND METHOD FOR SELECTING A CYLINDER DEACTIVATION MODE - Systems and methods for operating an engine with a plurality of deactivating valves for deactivating engine cylinders are presented. In one example, a plurality of different cylinder operating modes may be available to operate the engine. Engine fuel consumption in each of the plurality of different cylinder operating modes is estimated and the engine may be operated in the cylinder mode that provides greatest fuel efficiency. | 2020-07-23 |
20200232406 | INTERNAL COMBUSTION ENGINE AS A CHEMICAL REACTOR TO PRODUCE SYNTHESIS GAS FROM HYDROCARBON FEEDS - An internal combustion engine is operated at fuel-rich conditions by adjusting one or more operating parameters such as, for example, a throttle, an ignition timing, a load coupled to the engine, a fuel pressure, power to a supercharger, and power to a preheater to maintain a specified engine speed and a temperature of an exhaust gas. Operating the engine under these conditions allows the engine to function as a reformer producing a synthesis gas comprising hydrogen and carbon monoxide. | 2020-07-23 |
20200232407 | CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE - A control system of an internal combustion engine comprises an air-fuel ratio sensor | 2020-07-23 |
20200232408 | DEVICE AND METHOD FOR DETECTING MISFIRE IN ENGINE - The present invention provides a device and method for detecting a misfire in an engine, the device being provided with: a rotation speed sensor ( | 2020-07-23 |
20200232409 | METHOD OF USING BACKFLOW FROM COMMON-RAIL FUEL INJECTOR - There is disclosed a method of operating an engine assembly including a combustion engine and a common-rail injector. The method includes: injecting fuel into a combustion chamber of the combustion engine via the common-rail injector thereby generating a backflow of fuel; and powering an actuator using at least a portion of the backflow of fuel. An engine assembly including the combustion engine is disclosed; the engine assembly having a fuel circuit fluidly connecting a fuel source, the common-rail injector, and the second injector outlet together. The fuel circuit has an actuator sub-circuit operatively connected to an outlet of the common-rail injector and an actuator fluidly connected to the actuator sub-circuit. | 2020-07-23 |
20200232410 | FUEL INJECTION CONTROL METHOD AND FUEL INJECTION DEVICE OF SPARK IGNITION TYPE INTERNAL-COMBUSTION ENGINE - A spark ignition internal combustion engine includes: intake and exhaust valves disposed at a ceiling part of a combustion chamber; and a fuel injection valve including a tip end portion including injection holes, and being structured to inject fuel through the injection holes toward a crown of a piston, wherein the tip end portion of the fuel injection valve is arranged in a region of the ceiling part surrounded by the intake and exhaust valves. A fuel injection control includes: determining a tip end portion fuel temperature directly or indirectly, which is a temperature of fuel at the tip end portion of the fuel injection valve; and setting a fuel injection timing advanced, in response to a condition that the tip end portion fuel temperature is higher than a temperature threshold value, wherein the temperature threshold value relates to flash boiling of fuel at the injection holes. | 2020-07-23 |
20200232411 | METHOD AND SYSTEM FOR DETERMINING FUEL INJECTOR VARIABILITY - Methods and systems are disclosed for operating an engine that includes fuel injectors that supply fuel to cylinders of the engine. According to the methods and system, variation of individual fuel injection amounts injected by a sole fuel injector are determined so that it may be determined if individual fuel injector variation may be contributing to engine air-fuel ratio variation. | 2020-07-23 |
20200232412 | ENGINE COOLING STRUCTURE - An engine cooling structure includes a cylinder block including a block inner peripheral wall and a block outer peripheral wall that define a water jacket, and a spacer housed in the water jacket. The block outer peripheral wall includes a coolant inlet for introducing a coolant into the water jacket at one end in a cylinder row direction. The spacer includes a peripheral wall surrounding the block inner peripheral wall, and a dividing wall and a distribution wall provided on the peripheral wall. The dividing wall is provided along a circumferential direction of the peripheral wall and protrudes outward from the peripheral wall between a lower end and an upper end of the coolant inlet. The distribution wall includes an upper distribution wall extending upward from the dividing wall and a lower distribution wall extending downward from the dividing wall. | 2020-07-23 |
20200232413 | ENGINE COOLING STRUCTURE - An engine cooling structure includes a cylinder block including a block inner peripheral wall that defines a water jacket and a block outer peripheral wall, a spacer housed in the water jacket, and a cooler provided outside the engine body. The spacer includes: a peripheral wall surrounding the block inner peripheral wall; and a dividing wall protruding from the peripheral wall to divide the water jacket into an upper passage and lower passages below the upper passage. A coolant introduced from a coolant inlet into the upper passage passes through an inter-bore part of the block inner peripheral wall. The coolant in the lower passages is introduced into the cooler through a coolant exit. | 2020-07-23 |
20200232414 | ENGINE COOLING SYSTEM INCLUDING COOLED EXHAUST SEATS - A cooling system for a cylinder head of an internal combustion engine includes a cylindrical seat configured to engage an exhaust valve, a first coolant jacket, and a first conduit. The exhaust valve seat defines an annular cooling passage extending along a circumference of the cylindrical seat. A wall of the cylindrical seat defines a first opening into the annular cooling passage and a second opening into the annular cooling passage, where the first opening is positioned diametrically opposite to the second opening. The first coolant jacket is positioned adjacent to a fire-deck of the internal combustion engine. The first conduit fluidly couples the first coolant jacket to the at least one of the first opening and the second opening to the annular cooling passage in the exhaust valve seat. | 2020-07-23 |
20200232415 | ENGINE WITH MINIMUM HEAT TRANSFERRED STRUCTURE - An engine with a reduced cooling loss, may include a cylinder block, a piston and a cylinder head, wherein the engine displacement chamber is 300cc-700cc and an entire combustion chamber volume including a first volume of the cylinder block and a second volume of the cylinder head is defined between an inner surface of the cylinder head, a distal end of an intake valve mounted in the cylinder head when the intake valve is closed, and an upper surface of the piston positioned at a top-dead center of the engine in the cylinder block, wherein a compression ratio between an engine displacement chamber and the entire combustion chamber is 10.0 or more:1, and wherein the second volume of the cylinder head is 40%-70% of the entire combustion chamber volume. | 2020-07-23 |
20200232416 | PISTON CROWN FOR A COMBUSTION SYSTEM AND AN ASSOCIATED METHOD THEREOF - A piston crown for a combustion system is disclosed. The piston crown includes a piston bowl having a circumferential recess and a plurality of first recesses arranged spaced apart from each other along a circumferential direction. The circumferential recess is disposed proximate to a circumference of the piston crown. Each recess of the plurality of the first recesses extends between a center of the piston crown and the circumferential recess, and a width and a depth of each recess of the plurality of first recesses are extended along a radial direction for an entire length of each recess of the plurality of first recesses. | 2020-07-23 |
20200232417 | STEAM TURBINE AND CONSTRUCTION METHOD OF STEAM TURBINE - A steam turbine | 2020-07-23 |
20200232418 | THREE-DIMENSIONAL ADDITIVE MANUFACTURED PRODUCT AND THREE-DIMENSIONAL ADDITIVE MANUFACTURING METHOD - A three-dimensional additive manufactured product includes a body portion and a male screw portion integrally disposed on a surface of the body portion so as to protrude therefrom. The male screw portion includes a following side flank forming a first flank angle with respect to a vertical plane to an axis thereof. The first flank angle is not less than 45 degrees. | 2020-07-23 |
20200232419 | BOTTOM FEED FUEL BOWL - An apparatus and method are provided for a fuel bowl to supply liquid fuel to a carburetor. The fuel bowl comprises a float chamber and a fuel inlet cavity which receives a fuel delivery insert. The fuel delivery insert receives a fuel inlet valve and comprises passages to direct incoming fuel to a bottom portion of the float chamber. A float comprises an elongate member rotatably hinged within a float cavity of the fuel delivery insert, such that the float rises according to a quantity of fuel within the float chamber. The fuel inlet valve supplies liquid fuel to the float chamber by way of the passages according to the operation of the float within the float chamber. A ventilation chamber allows air and fuel vapors to exit as liquid fuel enters the float chamber while preventing liquid fuel from entering into the carburetor. | 2020-07-23 |
20200232420 | USE OF DECOMPRESSING NATURAL GAS TO LOWER THE INTAKE AIR TEMPERATURE OF AN INTERNAL COMBUSTION ENGINE - A fuel system is comprising: a fuel tank; an internal combustion engine; a fuel regulator fluidly connecting the fuel tank to the engine, the fuel regulator being configured to reduce the pressure of the fuel from a first fuel pressure at the fuel tank to a second fuel pressure at the engine; an air supply assembly configured to supply air from an air inlet to the engine, the air assembly comprising: a first air supply line fluidly connecting the air inlet and the engine, the first air supply line being in thermal communication with the fuel regulator; a second air supply line fluidly connecting the air inlet and the engine, the second air supply line being in parallel with the first air supply line; and an air valve configured to adjust the air flowing through at least one of the first air supply line and the second air supply line. | 2020-07-23 |
20200232421 | LEAK DIAGNOSIS SYSTEM USING ACTIVE PURGE PUMP AND LEAK DIAGNOSIS METHOD USING ACTIVE PURGE PUMP - An evaporated gas leak diagnosis method using an active purge pump is provided to detect a leak of the evaporated gas from a canister in a fuel system. The method includes diagnosing a failure of an active purge pump based on a signal generated by a pressure sensor installed on a vent line that extends from the canister to the atmosphere. The active purge pump is mounted on a purge line for connecting the canister with an intake pipe. | 2020-07-23 |
20200232422 | EVAPORATED FUEL PROCESSING DEVICE, PURGE GAS CONCENTRATION DETECTION METHOD, AND CONTROL DEVICE FOR EVAPORATED FUEL PROCESSING DEVICE - When a purge control valve is in a supply state of supplying purge gas from a canister to an intake pipe and a pump is in operation, a concentration detector is configured to detect a concentration of the purge gas when the purge control valve is open in a case where a duty cycle of the purge control valve is not less than a predetermined value, and detect a concentration of the purge gas when the purge control valve is closed in a case where the duty cycle of the purge control valve is less than the predetermined value. | 2020-07-23 |
20200232423 | VEHICLE EXHAUST GAS RECIRCULATION SYSTEM UTILIZING A LOW TEMPERATURE CIRCUIT-HIGH TEMPERATURE CIRCUIT CROSSOVER VALVE ASSEMBLY - The exhaust gas recirculation (EGR) system provided herein utilizes a crossover (X) valve that is selectively activated at the direction of the electronic control module (ECM) to mix the high temperature (HT) and low temperature (LT) circuits of the EGR system under certain predetermined operating conditions. Thus, HT circuit fluid (at engine temperatures) is selectively fed into the LT circuit fluid (at ambient temperatures) to heat certain LT circuit components that are normally cooled by the LT circuit before starting the low pressure (LP) EGR in certain cold cycles. When this heating is finished, the X valve is closed to provide normal HT circuit/LT circuit fluid separation. The X valve can be controlled using a rotational actuator or the like. To avoid exposing the LT circuit to the high revolution-per-minute (RPM) operating conditions of the HT circuit, a HT bypass mechanism is provided. | 2020-07-23 |
20200232424 | EGR VALVE - An exhaust gas recirculation valve that includes a recirculation passage through which the exhaust gas flows; a valve seat press-fitted onto an inner surface of the recirculation passage; a valve body configured to sit on the valve seat; and a shaft extending through an inside and outside of the recirculation passage and fixed to the valve body and configured to move the valve body relative to the valve seat, in which corrosion-resistant coating is not provided on a portion of the inner surface of the recirculation passage that contacts a peripheral surface of the valve seat, and the corrosion-resistant coating is provided on another portion of the inner surface of the recirculation passage that contacts an end surface of the valve seat in a direction of press-fitting. | 2020-07-23 |
20200232425 | AIR CLEANER FOR VEHICLE - The present invention discloses an air cleaner for a vehicle. An air cleaner for a vehicle according to an embodiment of the present invention includes: a housing having an intake port for suctioning air and an outtake port for supplying the air suctioned through the intake port to an engine system of the vehicle; and an element installed in the housing to filter the air suctioned through the intake port, and the air cleaner further includes an evaporation gas collecting unit installed at an upper part of the inside of the housing to collect evaporation gas. | 2020-07-23 |
20200232426 | AIR CLEANER FOR VEHICLE - The present invention discloses an air cleaner for a vehicle. An air cleaner for a vehicle according to an embodiment of the present invention includes: a housing having an intake port for suctioning air and an outtake port for supplying the air suctioned through the intake port to an engine system of the vehicle; and an element installed in the housing to filter the air suctioned through the intake port, and the air cleaner further includes an evaporation gas collecting unit installed at an upper part of the inside of the housing to collect evaporation gas. | 2020-07-23 |
20200232427 | ENGINE PERIPHERAL STRUCTURE - An engine peripheral structure includes an engine body mounted in an engine room, an intake system connected to the engine body, and a supercharger provided in the middle of the intake system. The intake system includes a low-pressure intake passage connected upstream in an intake direction of the supercharger, and a high-pressure intake passage connected downstream in the intake direction of the supercharger. The intake system has the high-pressure intake passage turned back at the supercharger with respect to the low-pressure intake passage, and has the low-pressure intake passage and the high-pressure intake passage extended on a left side surface of the engine body so as to be at least partly overlapped with each other in the up-down direction V. | 2020-07-23 |
20200232428 | Controlling One or More Intake Manifold Tuning Valves (IMTV) In An Internal Combustion Engine - An internal combustion engine has a variable intake manifold with one or more intake manifold tuning valves. Controlling the intake manifold tuning valve(s) involves determining an operating mode switching point of the intake manifold tuning valve(s). The operating mode switching point initiates opening and closing movements of the intake manifold tuning valve(s). The operating mode switching point is determined based in part or more upon temperature of intake air in the variable intake manifold. | 2020-07-23 |
20200232429 | Inline high frequency fiber silencer - A high frequency attenuating device for an air flow induction system of a vehicle employing a thermoformed fibrous mat of any shape that fits robustly inside the duct. The dissipative nature of the fibrous mat helps in achieving broadband attenuation in the high frequency regime. The ability to manufacture the fibrous mat into any shape helps with restriction, targets different attenuation bands, and makes it more feasible to manufacture. Hybrid solutions are possible when combined with low frequency perforated silencers or high frequency QWT arrays injection molded onto them. | 2020-07-23 |
20200232430 | FUEL SUPPLY APPARATUS FOR INTERNAL COMBUSTION ENGINE - A fuel supply apparatus for an internal combustion engine includes: a fuel tank that stores a liquid fuel; a mixed gas space defining portion provided outside the fuel tank and defining a mixed gas space that is filled with a mixed gas containing an evaporated fuel and air; a fine bubble fuel generator including a liquid fuel inlet that communicates with a liquid region of the fuel tank and a mixed gas inlet that communicates with the mixed gas space defining portion and configured to generate a fine bubble fuel containing fine bubbles of the mixed gas from the liquid fuel supplied from the fuel tank and the mixed gas supplied from the mixed gas space defining portion; and a fuel supply unit that supplies the fine bubble fuel generated by the fine bubble fuel generator to the internal combustion engine. | 2020-07-23 |
20200232431 | METHOD OF MANAGING HEAT OF INJECTOR BACKFLOW - There is disclosed a method of operating an engine assembly including an internal combustion engine, a common-rail injector for injecting fuel in a combustion chamber of the internal combustion engine, and an oil circuit for lubricating components of the engine assembly. The method includes: injecting fuel in the combustion chamber via the common-rail injector; and exchanging heat between a backflow of fuel from the common-rail injector with oil of an oil circuit of the engine assembly. | 2020-07-23 |
20200232432 | METHOD OF USING HEAT FROM FUEL OF COMMON-RAIL INJECTORS - There is disclosed a method of de-icing a component of an engine assembly having a common-rail fuel injection system, including: pressurizing fuel to circulate the fuel through the common-rail injection system; drawing a portion of the fuel upstream of common-rail injectors of the common-rail injection system and directing a remainder of the fuel toward the common-rail injectors; and transferring heat from the drawn portion of the fuel to the component. | 2020-07-23 |
20200232433 | FUEL INJECTION DEVICE - For a fuel injection device, a configuration to improve fuel sealability when a valve is closed is provided. Therefore, the fuel injection device includes: a valve body that opens and closes a fuel flow path; a movable iron core in which a fuel passage hole communicating an upstream side and a downstream side is formed, and that operates the valve body toward the upstream side; a biasing spring whose one end contacts the movable iron core, and that biases the movable iron core in a valve opening direction; and a regulating unit that regulates movement of the one end of the biasing spring, in which the shortest distance between the one end of the biasing spring and the fuel passage hole is larger than a radial travel distance of the one end until radial movement of the one end is regulated by the regulating unit. | 2020-07-23 |
20200232434 | VALVE ASSEMBLY FOR AN INJECTION VALVE AND INJECTION VALVE - A valve assembly for an injection valve includes a valve body that includes a cavity with a fluid inlet portion and a fluid outlet portion. The cavity includes a first portion extending from the fluid inlet portion to a bottom surface and a second portion extending from a central opening in the bottom surface down towards the fluid outlet portion. The valve assembly includes a valve needle axially movable in the cavity. The valve needle includes a shaft and a ball; the ball cooperating with a valve seat to prevent a fluid flow through the fluid outlet portion in a closing position and to release the fluid flow through the fluid outlet portion in further positions. The valve assembly includes a seat body forming the valve seat and a ball guide. The valve assembly includes where a lower particle filter is entirely arranged in the second portion of the cavity. | 2020-07-23 |
20200232435 | INJECTOR ALIGNMENT APPARATUS AND METHODS OF USE THEREOF - An apparatus, method, and system for aligning at least one injector body to be installed into an engine block along a first direction. The alignment apparatus includes a first alignment member configured to swing between a clearance position and an alignment position, wherein the first alignment member is configured to align the at least one injector body along a second direction when in the alignment position. The apparatus further includes a second alignment member configured to align the at least one injector body along a third direction by contacting the at least one injector body via a first and second contacting portion. | 2020-07-23 |
20200232436 | Method and Control Unit for Carrying out an Engine Stop of an Internal Combustion Engine - A control unit is provided for a vehicle having an internal combustion engine with a shaft, which can be coupled to an electric machine or decoupled from the electric machine. The control unit is designed to couple the electric machine to the internal combustion engine during an engine stop of the internal combustion engine. The control unit causes the electric machine to guide the shaft of the internal combustion engine. The control unit determines that a speed of the guided shaft is equal to or less than a speed threshold value and, in response thereto, decouples the electric machine from the internal combustion engine, such that the internal combustion engine stops without being guided by the electric machine. | 2020-07-23 |
20200232437 | CIRCUIT AND METHOD FOR COIL CURRENT CONTROL - Circuits and methods to control a current in a coil are disclosed. The circuit and methods provide over-dwell protection and soft shut-down functionality to safely discharge the coil. The safe discharge of the coil is facilitated by a soft-start ramp signal that reduces the coil current gradually by controlling a switching device according. A profile of the soft-start ramp signal over time determines the gradual reduction. The profile of the soft-start ramp signal can be adjusted to set (i) an over-dwell period of the coil current, after which the coil current is shut down, and (ii) a soft shut-down period, over which the coil current is gradually reduced. | 2020-07-23 |
20200232438 | DEVICE FOR PRODUCING HYDRO-ELECTRIC POWER - The device for producing hydro-electric power includes at least one water wheel rigidly connected to at least one platform, at least one upper face of which is above water. The water wheel is formed by a plurality of blades extending the free ends of arms distributed around a hub, and is intended to be set into rotation under the effect of the flow of the water from a water course about an axis with a horizontal aspect, perpendicular to the direction of flow of said water course, in order to activate a turbine and to produce electricity through a generator. The device includes an activator for a liquid compressor for a fluid intended to supply the turbine under the effect of the rotation of the water wheel. | 2020-07-23 |
20200232439 | Pressurized Hydro-Electric Generator System - The present invention provides for a pressurized hydro-electrical generating system that uses pressurized water contained in a sealed tank to rotate a turbine assembly, thereby rotating an armature of electro-magnetic coils around a shaft to produce electrical energy. The low cost system uses a limited amount of water as to conserve the valuable resource of water. | 2020-07-23 |
20200232440 | BLOCK TYPE WAVE POWER GENERATION APPARATUS AND INSTALLATION METHOD THEREFOR - A block type wave power generation apparatus of the present invention comprises: a floating unit for absorbing kinetic energy of waves and moored to the sea by a wire; a base unit for passing the wire extended from the floating unit therethrough and positioning the floating unit within a predetermined area of the sea; a power generation unit for transmitting kinetic energy of the floating unit from the wire passing through the base unit, and converting the kinetic energy into electrical energy. | 2020-07-23 |
20200232441 | Method for Starting a Hydroelectric Turbine - The invention concerns a method for starting a hydroelectric turbine ( | 2020-07-23 |
20200232442 | Electrical Energy Generating Systems, Apparatuses, and Methods - An energy generating system for generating electrical energy from flow of a fluid includes an energy generating assembly having an outer shell defining an interior space and a center axis, a fixed generator coil stator extending in the interior space along the center axis, and a rotor encircling the stator and having magnets. The rotor is coupled to the outer shell, and the outer shell is configured to be rotated by the flow of the fluid such that the rotor rotates relative to the stator and thereby generates electrical energy. The system can include extending systems for positioning the assembly nearer or farther from shore in desired fluid flows. | 2020-07-23 |
20200232443 | POWER GENERATING WINDBAGS AND WATERBAGS - A method of using a bagged power generation system comprising windbags and waterbags integrated with drones and adapting drone technologies for harnessing wind and water power to produce electricity. An extremely scalable and environmentally friendly method, system, apparatus, equipment, techniques and ecosystem configured to produce renewable green energy with high productivity and efficiency. | 2020-07-23 |
20200232444 | DEVICE AND METHOD FOR PERFORMING RETROFITTING PROCESS ON A WIND TURBINE BLADE - A device for aligning a tool at a predetermined orientation with respect to a target surface of a wind turbine blade, the device comprising: a suction cup having an outer sealing element for sealing against the target surface; an inner sealing element located radially inward of the outer sealing element for sealing against the target surface, a suction cavity being defined between the outer sealing element and the inner sealing element; and a tool guide located radially inward of the inner sealing element, wherein the tool guide defines a tool access passage. | 2020-07-23 |
20200232445 | Method And Arrangement Related To Heating Of Wings In Wind Power Plants Or Other Devices - The invention relates to a method for the application of heating mats ( | 2020-07-23 |
20200232446 | BEARING PROTECTION ARRANGEMENT - A bearing protection arrangement of a journal bearing arranged between a housing and a rotary component of a wind turbine is provided. The bearing protection arrangement includes a wind speed monitor arranged to monitor wind speed in the vicinity of the wind turbine and to generate a wake-up signal when the wind speed exceeds a pre-defined minimum; a mode switch module of a backup battery arranged to provide restart power to an auxiliary of the wind turbine, which mode switch module is adapted to switch the backup battery from a normal-power mode into a low-power mode to conserve sufficient restart power after low wind-speed conditions, and to switch the backup battery from the low-power mode into a normal-power mode in response to the wake-up signal. A wind turbine and a method of protecting a journal bearing of a wind turbine during standstill is also provided. | 2020-07-23 |
20200232447 | SYSTEMS AND METHODS OF GENERATING SOLAR ENERGY AND DRY COOLING - Dry cooling systems and methods are provided including at least one plastic elongated tube formed at least partially of a semi-rigid material and having a flat wall portion, a reflective material attached to said flat wall portion of the tube to reflect solar radiation, and at least one fluid channel in thermal communication with the reflective material, the fluid channel adapted to allow flow of a heat transfer fluid. Thermal power plants are provided which include a dry cooling system, one or more pipes in fluid communication with the dry cooling system, and at least one heat exchanger in fluid communication with the one or more pipes. | 2020-07-23 |
20200232448 | LIQUID SUPPLY SYSTEM - A liquid supply system that can be cooled efficiently. The liquid supply system | 2020-07-23 |
20200232449 | BOOSTING DEVICE - A boosting device is provided with a drive unit which is driven under the action of energization, and a boosting mechanism which is connected to the drive unit and which boosts and outputs a pressurized fluid. The boosting mechanism comprises a rotating body which is connected to a drive shaft of a drive source and includes a slope portion, and four pistons opposing the rotating body and disposed moveably in an axial direction. The pistons are sequentially and continuously pushed in the axial direction by means of the slope portion of the rotating body, whereby the pressurized fluid is compressed and boosted in a boosting chamber. The pressurized fluid that has been boosted in the boosting chamber is discharged out of an output port through a discharge passageway when an exhaust check valve is opened. | 2020-07-23 |
20200232450 | Multi-Piece Fluid End - A fluid end is formed from a first body attached to a separate second body. Each body includes an external surface. When the bodies are attached, their respective external surfaces are in flush engagement. A plurality of bores are formed in the second body that are alignable with a plurality of corresponding bores formed in the first body. The fluid end may be used with seals disposed within recesses within each bore to seal against corresponding sealing surfaces. Further, retaining closures may be bolted to the fluid end bodies, such that the closures have a threadless connection to the fluid end bodies. Various combinations of such components may be utilized. | 2020-07-23 |