43rd week of 2015 patent applcation highlights part 35 |
Patent application number | Title | Published |
20150300107 | Variable Length Fill Up Tool and Valve - A fill up tool has an adjustable length to selectively lengthen the fill up a tool or retract to be positioned completely above the elevator so that elevator movement will not interfere with the fill up tool. The seal is fixed to the tool so that the load caused by the pressurized seal does not have to be balanced by the operating force of the piston. A full open valve is operated when the tool is extended to fill up or take flow back. | 2015-10-22 |
20150300108 | VAPOR DISPLACEMENT METHOD FOR HYDROCARBON REMOVAL AND RECOVERY FROM DRILL CUTTINGS - A method comprises solubilizing hydrocarbons in drill cuttings with a liquid solvent. The method further comprises displacing the miscible fluid portion from by pressurized vapor. The method can utilize the pressurized vapor to heat the miscible fluid. The method can utilize the miscible fluid to cool the solvent. | 2015-10-22 |
20150300109 | SYSTEM AND METHOD FOR MANAGING DRILLING FLUID - Present embodiments are directed to a drilling fluid management device. A containment structure of the drilling fluid management device is capable of engaging and at least partially creating a seal with a drillpipe element or drillpipe handling equipment. Further, a suction port structure of the drilling fluid management device extends from the containment structure and includes an opening into the containment structure, wherein the suction port structure is designed to couple with a drilling fluid transport feature. | 2015-10-22 |
20150300110 | SYSTEM AND METHOD FOR MANAGING PRESSURE WHEN DRILLING - A pressure management device of a drilling system is disclosed. The device includes a housing, a primary bearing package coupled to the housing such that the primary bearing package is not removable from the housing. The primary bearing package is further configured to rotate with respect to the housing. The device also includes a sealing package configured to automatically seal between a drill pipe and the primary bearing package in response to an insertion of the drill pipe through the housing. | 2015-10-22 |
20150300111 | Bi-directional Locking Liner Hanger with Pressure Balanced Setting Mechanism - A liner hanger features a pressure balanced setting sleeve system that applies no net force to the slips when internal pressure is raised in access ports associated with opposed actuation sleeves such that applied pressure results in opposed forces that cancel each other out. When one of the sleeves is isolated from tubing pressure and the other port to the other sleeve is pressurized, the bi-directional slips are extended and their extended position is locked with a lock ring to hold the set of the liner hanger against release. | 2015-10-22 |
20150300112 | Casing Spear with Mechanical Locking Feature - A surface handling tool for casing employs slips to grab the casing internally and a lock that operates mechanically in conjunction with the setting of the slips. The slips rub on the inside wall to hold an outer housing against rotation. The top sub and mandrel are rotated in tandem relative to the outer housing that is held by the rubbing of the slips on insertion. The mandrel rises when rotated to extend the slips while lock segments ratchet over a series of protrusions that are shaped to resist downward movement of the mandrel. Once slips and lock are set, subsequent rotation will not release the lock or slips. When the casing is supported on the rig floor weight can be set down and a spring compressed as the leading ramp of the top sub retracts the lock segments such that rotation to the right can then retract the slips. | 2015-10-22 |
20150300113 | WELL RUNNER - A drive module for a borehole or well tractor or runner comprises a drive module housing and a hydraulically actuated and pivoting drive arm comprising an arm housing and a drive wheel arranged thereto, wherein the drive wheel is driven by a motor mounted outside the drive arm housing and arranged along and parallel with the drive arm in resting position and onto or into the drive module wall for the cavity arranged or provided for the drive arm, and wherein the drive wheel is drivingly connected to the motor via a drive line arrangement, i.e. via a belt or chain drive arrangement and further via an angular gear or gearing arrangement mounted outside the drive arm housing. A borehole or well tractor or runner comprises at least one of said drive modules. | 2015-10-22 |
20150300114 | Collet Lock Assembly and Method for Downhole Load Diversion - A collet lock assembly for use on a downhole tool allows repeat cycling of a “RELEASE” and “SET” position. In the “RELEASE” position, the collet lock assembly allows bi-directional relative movement of the mandrel in relation to the collet lock assembly, while in the “SET” position, the assembly allows bi-directional load transfer along the mandrel directly into the slip assembly while diverting axial loads away from components positioned along the downhole tool. | 2015-10-22 |
20150300115 | PLUGGING OF A FLOW PASSAGE IN A SUBTERRANEAN WELL - A method of plugging a flow passage in a well can include conveying a plug into an isolation tool in the well, and then contracting a plug seat of the isolation tool. An isolation tool for plugging a flow passage in a subterranean well can include a piston, and a longitudinally displaceable plug seat. The plug seat longitudinally displaces in response to displacement of the piston. Another method of plugging a flow passage can include conveying a plug into an isolation tool in the well, and then longitudinally displacing a plug seat of the isolation tool, thereby radially contracting the plug seat. | 2015-10-22 |
20150300116 | DRILL SAMPLE PARTICLE DISTRIBUTOR - A particle distributor assembly 10 for distributing the particles of a drill sample is described. The distributor assembly comprises a stationary inlet tube | 2015-10-22 |
20150300117 | SEATED HAMMER APPARATUS FOR CORE SAMPLING - A retrievable core sampling assembly for latching to or relative to a rotatable tubular housing of a core sampling apparatus to allow the capture and retrieval of a core from a subterranean formation, the assembly comprising or including: a core catcher barrel for a core, the barrel being rotationally isolated from the tubular housing and cooperable with a core taking bit coupled to the rotatable tubular housing to retain a core, and a hammer for providing impact to the core taking bit along a longitudinal impact path that is or is substantially decoupled from the core catcher barrel so that when latched, rotation and impact of the core taking bit captures and passes core material from the formation to the core catcher barrel in manner that isolates a core in the core catcher barrel from rotation and impact forces. | 2015-10-22 |
20150300118 | Junk catching device - The invention relates to a junk catching device ( | 2015-10-22 |
20150300119 | SIDE ENTRY FLOW SPOOL AND USE THEREOF - The invention provides a side entry flow spool for use in production of oil and gas from a well. The side entry flow spool provides for a shift in the direction of flow of the hydrocarbons, from horizontal to vertical. | 2015-10-22 |
20150300120 | SEGMENTED SEAT FOR WELLBORE SERVICING SYSTEM - A segmented seat adapted to be placed in subterranean wellbore equipment and engaged by an obturator. The segmented seat includes an annular body that is radially divided into a plurality of separate segments, the annular body defining a central bore extending axially therethrough, a generally cylindrical outer wall, and an end wall; an annular seat formed on the end wall and extending about the central bore of the annular body, the annular seat being of a size and shape to engage the obturator; at least one recess formed into each of the segments and offset from the outer wall of the annular body so that at least a portion of the annular body is located radially between the outer wall and the recess; and a non-metallic material disposed within the recess and joining adjacent segments together. In an exemplary embodiment,? | 2015-10-22 |
20150300121 | Degradable Plug with Friction Ring Anchors - A disintegrating plug features anchoring with friction rings that are expanded during the setting to contact the tubular. The design is modular and can integrate as many friction rings as needed to fixate the plug against the anticipated treating pressures from above when a ball is landed on the seat of the plug. The friction rings can be standalone or integrated with an adjacent ramp for the next friction ring. The friction rings are made from a disintegrating material along with other parts of the plug so that when the treating procedure is completed the plugs will substantially disappear to facilitate subsequent production. A fracking application is contemplated. | 2015-10-22 |
20150300122 | AXIALLY COMPRESSED AND RADIALLY PRESSED SEAL - An apparatus and method for sealing against a bore in a soil formation. The apparatus comprises an elongate central member having a resilient tubular seal member extending between first and second ends therearound, a longitudinally moveable plunger surrounding the central member having a first wedge engagable upon the first end of the seal member and a backing ring engaging upon the second end of the seal member. The plunger is axially movable along the central member to compress the seal member between plunger and the packing ring and to press the first end of the seal member in a radially outward direction. The method comprises a locating the apparatus at a desired location and axially moving the plunger towards a corresponding backing ring so as to compress the seal member between plunger and the packing ring and to press the seal member in a radially outward direction. | 2015-10-22 |
20150300123 | REMOTE-OPEN INFLOW CONTROL DEVICE WITH SWELLABLE ACTUATOR - A flow control assembly for regulating fluid flow in a wellbore is disclosed. A remote-open ICD is opened in response to swelling of a swellable actuator. The swellable actuator can move a flow regulator radially, circumferentially, etc., such that flow is allowed through the regulator. Alternately, the swellable actuator can move one or more valve members to an open position thereby allowing fluid to flow across the valve and to the flow regulator. The swellable actuator can be swelled in response to introduction of chemicals or heat. A guide mechanism can be used to control swelling of the actuator or movement of the regulator device or valve member. | 2015-10-22 |
20150300124 | Surface Controlled Downhole Valve with Supplemental Spring Closing Force for Ultra Deep Wells - Apparatus for the activation of a deep set surface controlled subsurface valve such as a SCSSV or a gas vent valve by means of hydraulic pressure applied to an externally mounted control line includes the use of supplemental forces to assist the normal closing force to close the valve. The valve comprises a valve body with a longitudinal bore for fluid flow through, a bore closure member such as a flapper or sleeve, a hydraulic piston to provide for valve opening when pressure is applied to the control line and a plurality of spring assemblies to provide for valve closure when applied hydraulic pressure is removed. This spring closure mechanism can be configured in order to enable the valve to be set and safely operate at very deep setting depths. Another approach is the use of magnets of opposite polarity positioned in the valve, one of which is attached to an axially movable flow tube located within the valve. As the flow tube moves upwardly, the magnetic attraction force increases thereby increasing the total force available to overcome the hydraulic pressure on the piston, with a minimum magnitude of control line pressure. | 2015-10-22 |
20150300125 | HEAT INSULATED STRING SEGMENT - Insulated string segment contains an inner pipe with reinforcements on its ends, centrators located on it, insulation and gas absorbers, outer pipe with external thread on its ends and connecting coupling. Outer pipe is produced with pressure isolated valve providing creation of 10 | 2015-10-22 |
20150300126 | METHOD AND APPARATUS FOR SUPPORTING CABLES WITHIN COIL TUBING - A method of hanging a cable within a coiled tubing string includes the steps of determining a length of coiled tubing required within a well having a wellhead; determining a length of a cable required within the coiled tubing, the cable having a structural component along the length of the cable sufficient to support the weight of the cable; cutting the tubing string and installing a hanger sub in the coiled tubing string toward, the wellhead attachment section relative to the downhole end, the hanger sub comprising an inner shoulder that extends radially into the hanger sub and defines an opening; and attaching an outer shoulder to the cable and inserting the cable into the coiled tubing string until the outer shoulder of the cable engages the inner shoulder of the hanger sub such that the inner shoulder positions the cable below the outer shoulder. | 2015-10-22 |
20150300127 | DEVICE AND METHOD FOR WELL STIMULATION - The invention relates to a heat generator for well stimulation, comprising a tubular fuel vessel ( | 2015-10-22 |
20150300128 | SAFETY PROTECTION APPARATUS FOR PERSONNEL ON OIL DRILLING DERRICKS - A safety apparatus for personnel on an oil drilling rig includes a cylindrical quick disconnect switch having a receptacle and a plunger. The receptacle has an open circuit pair of electrical wires. The plunger is configured to attach to a derrick man. The plunger and the receptacle are configured to mate when the plunger is inserted into the receptacle and to remain frictionally mated until pulled apart. The mating results in closing the circuit between the pair of electrical wires. | 2015-10-22 |
20150300129 | DOWNHOLE POWER SYSTEM - The present invention relates to a downhole power system ( | 2015-10-22 |
20150300130 | Assembly and Method for Subsea Hydrocarbon Gas Recovery - An assembly to recover hydrocarbon gas from a seabed comprises one or more self-propelled drilling devices that include hydrocarbon sensors and a sublimation mechanism to induce sublimation of crystallized hydrates into hydrocarbon gases. As the drilling device moves through the wellbore, hydrocarbon deposits are detected and the sublimation mechanism induces sublimation of the deposits to release hydrocarbon gases up through the formation to the seabed. A bladder is positioned atop the wellbore to capture the release hydrocarbon gas and transfer it to a surface vessel for collection. | 2015-10-22 |
20150300131 | SELF-DEGRADABLE HYDRAULIC DIVERSION SYSTEMS AND METHODS FOR MAKING AND USING SAME - Systems and methods for treating formation intervals including forming a low permeability layer on a surface of the interval and pumping a treating fluid, where the treatment fluid is diverted through the layer permitting improved treatment uniformity across the formation or intervaland permitting a longer interval to be treated, where the layer comprises self-degradable material that degrade over time without harm to the formation or interval surfaces. | 2015-10-22 |
20150300132 | TUBULAR FLOW CONTROL APPARATUS AND METHOD OF PACKING PARTICULATES USING A SLURRY - A tubular flow control apparatus includes, a first screen surrounding a first tubular defining a first annular space therebetween, a second screen surrounding a second tubular defining a second annular space therebetween, and a third tubular positioned longitudinally between the first tubular and the second tubular having at least one passageway fluidically connecting the first annular space with the second annular space, the third tubular having at least one opening fluidically connecting the at least one passageway to a third space located radially outwardly of the third tubular. | 2015-10-22 |
20150300133 | SCREEN PACKER ASSEMBLY - Disclosed is a screen packer assembly for use in filtering hydrocarbons in a wellbore at a subterranean location. The screen-packer assembly connects in a production tubing string and packs off the wellbore and provides an axial filter path for hydrocarbons through the assembly and into the productions tubing. | 2015-10-22 |
20150300134 | SYSTEM AND METHOD FOR LINING A BOREHOLE - The invention provides a system and method for lining a borehole. The system comprises: an expandable tubular element extending into the borehole, wherein an end portion of a wall of the expandable tubular element is bent radially outward and in axially reverse direction to define an expanded tubular section extending around an unexpanded tubular section; a pipe extending through the expanded tubular section; a connecting device for connecting the pipe to the unexpanded tubular section, the connecting device allowing the pipe to rotate relative to the unexpanded tubular section around a longitudinal axis of the pipe; a rotating device for rotating the pipe relative to the unexpanded tubular section around said longitudinal axis; and an actuator for moving the pipe in axial direction into the expanded tubular section to extend the expanded tubular section and thereby to form a liner of the borehole. | 2015-10-22 |
20150300135 | REDUCED OUTER DIAMETER EXPANDABLE PERFORATOR - An apparatus and method for establishing communication between the interior of a downhole tubular string and a surrounding annulus is disclosed. A downhole perforator includes a perforator housing. An inner profile of the perforator housing has a first section having a first diameter and a second section having a second diameter, where the first diameter and the second diameter are different. The downhole perforator also includes a mandrel slidably disposed within the perforator housing having an upper connector coupled to a linear actuator. The mandrel also includes a slot. A penetrator is disposed within the slot and rotatably coupled to the mandrel. Additionally, a platform is disposed along a wall of the perforator housing and abuts the mandrel. A pivot pin is coupled to the perforator housing and interfaces with the penetrator and rotates the penetrator about the mandrel. | 2015-10-22 |
20150300136 | PLUNGER LIFT APPARATUS - An improved bypass valve assembly for a plunger lift apparatus comprises a bypass valve cage having improved flow characteristics and a simplified clutch assembly having enhanced durability and low cost. | 2015-10-22 |
20150300137 | Pump Drive Unit for Water, Oil or Other Fluid Extraction - A reciprocating seesaw-type (upward-downward) pump drive unit for water, oil, or other fluid extraction; the pump drive unit uses a pumping rod string that allows pumping fluids from depths of thousands of meters. This unit can be used in any well operated with mechanical pumping, without making any changes to the existing installation, achieving a reduction of around | 2015-10-22 |
20150300138 | RECIPROCATING PUMPS FOR DOWNHOLE DELIQUIFICATION SYSTEMS AND FLUID DISTRIBUTION SYSTEMS FOR ACTUATING RECIPROCATING PUMPS - A hydraulic fluid distribution system includes a mechanical switch including a first valve, a first actuation pin extending axially from the first valve, and a second actuation pin extending axially from the first valve. The first valve includes an inlet port, a first outlet port, and a second outlet port. The first valve has a first position with the inlet port in fluid communication with the first outlet port and a second position with the inlet port in fluid communication with the second outlet port. The first actuation pin is configured to move in a first axial direction to transition the first valve from the second position to the first position, and the second actuation pin is configured to move in a second axial direction to transition the first valve from the first position to the second position. In addition, the hydraulic fluid distribution system includes a second valve having a first position that allows fluid communication between the first outlet port of the first valve and a first chamber and a second position that allows fluid communication between the second outlet port of the first valve and a second chamber. The second chamber is in fluid communication with a hydraulic fluid return passage when the second valve is in the first position and the first chamber is in fluid communication with the hydraulic fluid return passage when the second valve is in the second position. | 2015-10-22 |
20150300139 | METHOD OF USING SOPHOROLIPIDS IN WELL TREATMENT OPERATIONS - Recovery of fluids from a subterranean formation during a well treatment operation is enhanced by injecting into the formation a treatment fluid comprising a sophorolipid. | 2015-10-22 |
20150300140 | ACID DIVERSION TREATMENTS IN INJECTION WELLS USING PERMEABILITY MODIFIERS - Some embodiments herein comprise providing a treatment fluid comprising an aqueous base fluid, an acid, a permeability modifier, and a permeability modifier deactivator; providing an injection well having a first treatment zone comprising a first aqueous formation permeability, wherein the first treatment zone comprises formation damage; introducing the treatment fluid into the injection well, so as to contact the acid, the permeability modifier, and the permeability modifier deactivator with the first treatment zone; reacting the acid with the first treatment zone so as to repair a portion of the formation damage; reacting the permeability modifier with the first treatment zone so as to cause the first aqueous formation permeability to adopt a second, lesser aqueous formation permeability; and contacting the permeability modifier deactivator with the permeability modifier so as to deactivate the permeability modifier and restore the first treatment zone to about the first aqueous formation permeability. | 2015-10-22 |
20150300141 | Method and System for Electrically Heating an Earth Formation - A core of subterranean oil sand formation is delineated by a unit of three wellbores extending horizontally through the formation. The wellbores are spaced apart, parallel and coextensive. They are arranged in a triangular pattern. Multi-phase AC power is applied to electrode assemblies positioned in the wellbores to cause current to flow through the core, thereby heating it with the objective of reducing the viscosity of contained oil to render it mobile. | 2015-10-22 |
20150300142 | Method For Enhanced Fracture Cleanup Using Redox Treatment - A method for improved hydrocarbon recovery from a formation due to cleanup of a residual viscous material is provided. The method comprising the steps of fracturing the formation with a fracturing fluid to generate fractures, the fracturing fluid comprising a viscous fluid component operable to fracture the formation leaving behind residual viscous material in the fractures, the viscous fluid having a viscosity; a proppant component comprising a proppant, the proppant operable to hold open the fractures, wherein the proppant component is carried to the fractures by the viscous fluid component; and a cleanup fluid, the cleanup fluid comprising: an acid precursor operable to trigger an exothermic reaction component, and the exothermic reaction component operable to generate heat, where the generated heat is operable to reduce a viscosity of the residual viscous material to create a reduced viscosity material operable to flow from the formation. | 2015-10-22 |
20150300143 | Chemically-Induced Pulsed Fracturing Method - A method of increasing a stimulated reservoir volume in a wellbore in a gas-containing formation includes the steps of mixing an exothermic reaction component to achieve a pre-selected solution pH, the exothermic reaction component is operable to react at a wellbore temperature to generate a pressure pulse, mixing the exothermic reaction component with a viscous fluid component operable to fracture the gas-containing formation to create fractures, and a proppant component, the proppant component carried to the fractures by the viscous fluid, the proppant component comprises a proppant operable to hold open the fractures, to form a fracturing fluid, injecting the fracturing fluid into the wellbore in the gas-containing formation to create fractures, and generating the pressure pulse when the exothermic reaction component reaches the wellbore temperature, the pressure pulse operable to create auxiliary fractures, wherein the auxiliary fractures create a fracture network, the fracture network increases the stimulated reservoir volume. | 2015-10-22 |
20150300144 | Method for the Use of Nitrates and Nitrate Reducing Bacteria In Hydraulic Fracturing - A slick water fracturing fluid including a brine, an inorganic nitrate, a nitrogen reducing bacteria, a scale inhibitor selected from the group consisting of a polyacrylate polymer, a polyacrylate copolymer, a polyacrylate terpolymer, and mixtures thereof, and a friction reducer, wherein the friction reducer is a polyacrylamide. | 2015-10-22 |
20150300145 | MOBILE, MODULAR, ELECTRICALLY POWERED SYSTEM FOR USE IN FRACTURING UNDERGROUND FORMATIONS USING LIQUID PETROLEUM GAS - The present invention provides a method and system for providing on-site electrical power to a fracturing operation, and an electrically powered fracturing system. Natural gas can be used to drive a turbine generator in the production of electrical power. A scalable, electrically powered fracturing fleet is provided to pump fluids for the fracturing operation, obviating the need for a constant supply of diesel fuel to the site and reducing the site footprint and infrastructure required for the fracturing operation, when compared with conventional systems. The treatment fluid can comprise a water-based fracturing fluid or a waterless liquefied petroleum gas (LPG) fracturing fluid. | 2015-10-22 |
20150300146 | Multiphase Separation System - A system and method for separation of liquids and gases within a multiphase fluid are provided herein. The method includes flowing a multiphase fluid into a number of divisions within a multiphase separation system, wherein the divisions are configured to lower a velocity of the multiphase fluid. The method also includes separating the multiphase fluid among a number of lower pipes and a number of upper pipes, wherein each lower pipe includes an expansion zone configured to lower a pressure within the lower pipe to allow entrained liquids to drain from a corresponding upper pipe via a downcomer. | 2015-10-22 |
20150300147 | APPARATUS AND PROCESS FOR CONVEYING AND RECOVERING HYDROCARBONS FROM AN UNDERWATER WELL OR FROM AN UNDERWATER PIPELINE IN UNCONTROLLED RELEASE (BLOWOUT) CONDITIONS - Apparatus and process for recovering hydrocarbons from an underwater well or pipeline in uncontrolled release conditions, wherein the apparatus comprises a separation chamber ( | 2015-10-22 |
20150300148 | METHODS OF INSPECTING OILFIELD TOOLS - Computer based methods and systems for monitoring a wellbore and preventing equipment damage are disclosed. The computer based methods allow a wellbore operator to subscribe to the services of an inspection services company for a certain period of time to inspect the wellbore through sonic and mechanical analysis and relay any changes in wellbore or pump conditions to the wellbore operator through a computer network. | 2015-10-22 |
20150300149 | METHOD AND SYSTEM FOR CONFIGURING CRUDE OIL DISPLACEMENT SYSTEM - A computer-implemented method for determining one or more operating modes for a crude oil displacement system is provided. The crude oil displacement system is arranged to inject an aqueous displacement fluid into one or more reservoirs, each reservoir comprising a porous and permeable rock formation, wherein crude oil and formation water are contained within a pore space of the rock formation. The crude oil displacement system is for use in displacing crude oil from the pore space of the rock formation. The computer-implemented method comprises the steps of receiving measurement data associated with one or more chemical characteristics of the displacement fluid and one or more chemical characteristics of the rock formation, the crude oil and the formation water of the one or more reservoirs, and inputting the measurement data and data representing a predetermined volume of oil into a computer-implemented predictive model. The predictive model is operated so as to generate predicted data indicative of a predicted additional amount of oil, compared to the predetermined volume of oil, that will be displaced by configuring the crude oil displacement system so as to inject the displacement fluid having the chemical characteristics into the one or more reservoirs. On the basis of the predicted data, the one or more operating modes of the crude oil displacement system are determined. A further computer-implemented method employing the predictive model in which predicted data indicative of one or more predicted chemical characteristics of the displacement fluid are generated is also provided. Additionally, a system for configuring a crude oil displacement system is provided. | 2015-10-22 |
20150300150 | SYSTEMS AND METHODS FOR LOOK AHEAD RESISTIVITY MEASUREMENT WITH OFFSET WELL INFORMATION - Systems and methods for obtaining deep resistivity measurements are described herein. The method may include obtaining first formation data from a first borehole within a formation. The method may further include obtaining second formation data from a drilling assembly disposed in a second borehole. In certain embodiments, the drilling assembly may comprise a drill bit and a measurement-while-drilling (MWD) or logging while drilling (LWD) assembly, and may be actively drilling the second borehole. The second formation data may correspond to a portion of the formation ahead of and around the drill bit. The first formation data and the second formation data may be correlated to identify a formation characteristic. The method may further include altering an operating condition of the drilling assembly based, at least in part, on the formation characteristic. | 2015-10-22 |
20150300151 | SYSTEM AND METHOD PROVIDING REAL-TIME ASSISTANCE TO DRILLING OPERATION - A system for providing real-time assistance to a drilling operation drilling a bore in the earth, comprising: a computer; a first non-transitory computer-readable medium storing a first program that, when executed by the computer, causes the computer to: receive real-time raw data from sensors monitoring the drilling operation and/or bore; cleanse the real-time raw data including removing any real-time raw data sensed while a drill string of the drilling operation was in a mode of: bit-off-bottom, tripping-in, tripping-out, reaming forward, reaming backward and/or cyclic reaming to produce cleansed data; apply at least a portion of the cleansed data to a neural network that has been trained with information concerning the drilling operation comprising geological information for a part of the earth in which the bore is being drilled; receive from the neural network a prediction in real-time as to the probability of the drilling operation experiencing a condition in the future; and display the prediction. | 2015-10-22 |
20150300152 | EXCAVATION STATUS MONITORING SYSTEM FOR TUNNELING MACHINE - An excavation status monitoring system for a tunneling machine that includes a detecting portion mounted on a cutter head of the tunneling machine, including an accelerometer that detects a vibration or an acoustic sensor that detects a sound wave and a sound output portion that outputs a signal detected by the detecting portion as sound. | 2015-10-22 |
20150300153 | Controlled Pressure Pulser for Coiled Tubing Measurement While Drilling Applications - An apparatus and system for generating pressure pulses for enhancing and completing a well bore within a coiled tubing assembly including: a CT-MWD-FTD tool longitudinally and axially positioned within the center of a main valve assembly including a main valve. The drilling fluid is subsequently split into both an inlet main fluid stream and a pilot fluid stream, wherein the pilot fluid stream subsequently flows such that the pilot fluid recombines with the main flow stream to become a main exit fluid flow. The main exit fluid flow then proceeds toward a motor housing wherein one or more annular pressure sensors measure the pressure of fluid flow with sensors that send signals to a Digital Signal Processor (DSP) that controls flow throttling devices which generate controllable, large, rapid and measurable energy pulses. | 2015-10-22 |
20150300154 | BARRIER TESTING METHOD - The present invention relates to a barrier testing method for testing a production casing in a borehole ( | 2015-10-22 |
20150300155 | SUBSEA SENSOR ASSEMBLIES - Integrated penetrator and proximity sensor probe assemblies are provided for monitoring a position of a rotating target within a subsea rotating device such as subsea motors and pumps. The integrated penetrator and proximity sensor probe assemblies are configured to communicate information related to the position of the rotating target through a wall of the device housing, and can be inserted through an opening in the wall of the device housing and mounted to the wall of the device to position a proximity sensor tip assembly adjacent the rotating target. The proximity sensor probe assemblies are pressure-compensated and configured to withstand subsea pressures and conditions. | 2015-10-22 |
20150300156 | METHODS AND APPARATUS TO DETERMINE PRODUCTION OF DOWNHOLE PUMPS - Methods and apparatus to determine production of a downhole pump are described herein. An example method includes measuring a first amount of liquid produced from a well by a pump during a first stroke of the pump, computing a first pump card based on the first stroke, determining a first area of the first pump card and determining a leakage proportionality constant of the pump based on the first amount of liquid produced and the first area. The example method also includes computing a second pump card based on a second stroke of the pump, determining a second area of the second pump card and determining a second amount of liquid produced by the pump during the second stroke based on the leakage proportionality constant and the second area. | 2015-10-22 |
20150300157 | METHOD FOR TRACKING A TREATMENT FLUID IN A SUBTERRANEAN FORMATION - A method of tracking a treatment fluid in a subterranean formation penetrated by a wellbore provides for injecting the treatment fluid with the plurality of tracer agents into the well and the formation. The tracer agents are high viscous liquid droplets having a diameter of not more than 1000 nm. Location and distribution of the treatment fluid is determined by detecting changes in physical properties of the formation caused by arrival of the treatment fluid comprising the plurality of the tracer agents. | 2015-10-22 |
20150300158 | APPARATUS AND METHODS TO FIND A POSITION IN AN UNDERGROUND FORMATION - Various embodiments include apparatus and methods related to finding a position in an underground formation. Apparatus and methods can include receiving signals from a receiver in an underground formation in response to signals generated from transmitting sources, each of the transmitting sources located at a known position; and processing the received signals, based on the signals generated from the transmitting sources, to determine the position of the receiver. A number of techniques can be applied to processing the received signal. Additional apparatus, systems, and methods are disclosed. | 2015-10-22 |
20150300159 | Apparatus and Method for Evaluating Cement Integrity in a Wellbore Using Acoustic Telemetry - An electro-acoustic system for downhole telemetry employs a series of communications nodes spaced along a string of casing within a wellbore. In one embodiment the nodes are placed within the cement sheath surrounding the joints of casing and allow wireless communication between transceivers residing within the communications nodes and a receiver at the surface. The transceivers provide node-to-node communication up a wellbore at high data transmission rates for data indicative of cement sheath integrity. A method of evaluating a cement sheath in a wellbore uses a plurality of data transmission nodes situated along the casing string which send signals to a receiver at the surface. The signals are then analyzed. | 2015-10-22 |
20150300160 | FLUID PRESSURE PULSE GENERATOR AND METHOD OF USING SAME - A fluid pressure pulse generator comprising a stator and rotor that can be used in measurement while drilling using mud pulse or pressure pulse telemetry is disclosed. The stator comprises a stator body with a circular opening therethrough and the rotor comprises a circular rotor body rotatably received in the circular opening of the stator body. One of the stator body or the rotor body comprises one or more than one fluid opening for flow of fluid therethrough and the other of the stator body or the rotor body comprises one or more than one full flow chamber. The rotor is rotatable between a full flow configuration whereby the full flow chamber and the fluid opening align so that fluid flows from the full flow chamber through the fluid opening, and a reduced flow configuration whereby the full flow chamber and the fluid opening are not aligned. The flow of fluid through the fluid opening in the reduced flow configuration is less than the flow of fluid through the fluid opening in the full flow configuration thereby generating a fluid pressure pulse. | 2015-10-22 |
20150300161 | Down Hole Subsurface Wave System with Drill String Wave Discrimination and Method of Using Same - A system, method and tool for measuring subsurface waves from a wellbore is provided comprising a source for propagating at least earth waves and a drilling tool. The drilling tool may include a drill string comprising a number of drill pipe sections positionable in the wellbore and a bottom hole assembly. The bottom hole assembly may include a sensor package containing a strain gauge to determine strain measurements of the drill string and a subsurface sensor to determine subsurface measurements of earth waves passing through the earth and drill string waves passing through the drill string. Embodiments of the system may compare the strain measurements to the subsurface measurements in order to distinguish drill string waves from earth waves. | 2015-10-22 |
20150300162 | Core Barrel Head Assembly With An Integrated Sample Orientation Tool And System For Using Same - A core barrel head assembly having at least one electronic instrument that is configured to obtain orientation data; a power source; and a communication means to receive and/or transmit orientation data for use in a core sample down hole surveying and sample orientation system that is configured to provide an indication of the orientation of a core sample relative to a body of material from which the core has been extracted, and also to a method of core sample orientation identification. | 2015-10-22 |
20150300163 | SYSTEM AND METHOD FOR MONITORING WATER CONTAMINATION WHEN PERFORMING SUBTERRANEAN OPERATIONS - A method and system for monitoring groundwater quality at or near a wellbore are disclosed. A monitoring sensor is coupled to the groundwater and detects at least one characteristic of the groundwater. The monitoring sensor is a Multivariate Optical Computer (“MOC”) and is optically coupled to the groundwater | 2015-10-22 |
20150300164 | SENSING APPARATUS, METHOD, AND APPLICATIONS - An optical fiber-based sensor assembly in the form of a cable assembly that can measure at least both pressure characteristics and temperature characteristics of a pressurized fluid in a channel in which the sensor cable assembly is disposed. | 2015-10-22 |
20150300165 | ROTARY CUTTER SYSTEM FOR MACHINES - A rotary cutter system for a machine is disclosed. The rotary cutter system includes a drum, a plurality of cutting tools, a radio-frequency identification (RFID) tag associated with each of the plurality of cutting tools, an RFID reader, and a controller. The cutting tools are removably coupled to the drum through a plurality of tool holders. Each cutting tool is removably supported in a tool holder. The RFID reader is in wireless communication with each RFID tag of each cutting tool. The controller is in electrical communication with the RFID reader and generates a signal in response to at least one RFID tag being disconnected from the RFID reader corresponding to at least one cutting tool being separated from the tool holder. | 2015-10-22 |
20150300166 | PICK ASSEMBLY, BIT ASSEMBLY AND DEGRADATION TOOL - A pick assembly is provided, comprising a bit assembly and a holder assembly; the bit assembly comprising a bit support body, a fastener mechanism and a deflectable member, cooperatively configured such the deflectable member can be deflected responsive to the progressive coupling of the bit support body to the fastener mechanism. The holder assembly comprises a holder body and is configured for accommodating and retaining the bit assembly by interference means. The holder assembly and bit assembly are cooperatively configured such that the retention of the bit assembly by the holder assembly by interference means can be progressively increased responsive to the progressive coupling of the bit support body with the fastener mechanism when the bit assembly is accommodated by the holder assembly, operative to prevent substantial movement of the bit support body relative to the holder body in use. | 2015-10-22 |
20150300167 | APPARATUS FOR BI-DIRECTIONALLY MINING MANGANESE NODULE - Disclosed is an apparatus for bi-directionally mining a manganese nodule. The apparatus includes a traveling device to travel in a predetermined traveling direction, collecting devices installed at both ends of the traveling device, respectively, to collect the manganese nodule, and a control device to sense the traveling direction of the traveling device and to drive one of the collecting devices installed at both ends of the traveling device, which is placed in the sensed traveling direction. | 2015-10-22 |
20150300168 | METHOD AND SYSTEM OF COAL MINE ROOF STABILIZATION - The present application relates to a system for supporting a roof of a portion of a mine. The system includes a first plurality of stabilizing members disposed above the roof at a first elevation. The first plurality of stabilizing members originate from a first common location and terminate at a second elevation that is higher than the first elevation. The system further includes a second plurality of stabilizing members disposed above the roof and the first plurality of stabilizing members at a third elevation. The second plurality of stabilizing members originate from a second common location and terminate at a fourth elevation that is higher than the third elevation. The second plurality of stabilizing members are disposed generally perpendicular to the first plurality of stabilizing members. | 2015-10-22 |
20150300169 | MINING ROOF SUPPORT SYSTEM - A support system for a mining roof includes a base, a cylinder coupled to the base and configured to extend and retract, a pivot mechanism coupled to the cylinder, a roof support beam coupled to the pivot mechanism and configured to contact a surface of the mining roof, wherein the roof support beam and the pivot mechanism are raised relative to the base when the cylinder is extended and lowered relative to the base when the cylinder is retracted, and a support structure coupled to the base on a first end and coupled to the pivot mechanism on a second end, the support structure being configured to limit movement of the roof support beam about an axis provided by the cylinder. | 2015-10-22 |
20150300170 | ROCK BOLTER WITH ALIGNMENT MECHANISM FOR SWINGING BETWEEN DRILLING AND BOLTING - A rock drilling and bolting system includes a frame, a drill feed rail rotationally supported on the frame, the drill feed rail having a drill feed slidable on the drill feed rail and a bolter feed rail rotationally supported on the frame, the bolter feed rail having a bolter feed slidable on the bolter feed rail. The system further includes a rotary mechanism comprising a first pivot arm and a parallel second pivot arm that rotationally couples the bolter feed rail to the drill feed rail and an actuator mounted to the frame and the rotary mechanism for simultaneously rotating the drill feed rail and the bolter feed rail between a drilling position for drilling and a bolting position for bolting. | 2015-10-22 |
20150300171 | DEVICE, METHOD AND SYSTEM FOR LOADING FIXATIVES FOR ROCK BOLTS - The present invention relates to a device, method and system for the installation of a fixative in a drill-hole, such as to secure rock bolts. The device comprises (a) a chamber adapted to hold the fixative, and (b) a thrust member, wherein the fixative is displaced from the chamber into the drill-hole following application of force to the thrust member. | 2015-10-22 |
20150300172 | SYSTEM AND METHOD FOR DETERMINING WHEN TO TURN OFF ENGINES - Systems and methods for determining when to turn off an engine are described. The systems and methods may identify when an amount of carboxyhemoglobin exceeds a predetermined threshold; and monitor the amount of carboxyhemoglobin for a period of time. The systems and methods may determine when the amount of carboxyhemoglobin exceeds the predetermined threshold during the time period; and turn off the engine when the amount of carboxyhemoglobin exceeds the predetermined threshold during the time period. | 2015-10-22 |
20150300173 | IGNITION ENGINE OF THE ROTARY TYPE WITH A DOUBLE ROTATION CENTER - The present invention refers to a spark ignition engine of the rotary type with a double rotation center, comprising a stator (A) with a stator central body (A | 2015-10-22 |
20150300174 | UNITARY PUMP AND TURBINE ENERGY EXCHANGER - A positive-displacement unitary pump and turbine is operable as a fluid energy exchanger using a charging fluid as motive force and acting upon a separate feed fluid that exits the turbine at an elevated energy state. The rotor casing defines a rotor chamber having a contoured wall that forms a plurality of lobes, typically in an even number. Each lobe has an inlet port and an outlet port defined by the contoured wall, and the rotor has a plurality of vanes that follow the contoured wall as the rotor spins. The rotor is driven by the charging fluid entering first and second lobes, located generally opposite one another, and exiting the lobes at a lower energy state. The driven rotor is operable to elevate the energy level of a feed fluid in third and fourth lobes, located generally opposite one another. | 2015-10-22 |
20150300175 | METHOD AND SYSTEM FOR SERVICING WIND TURBINE ROTOR - A method for enabling servicing of a wind turbine rotor includes coupling a support cable to the blade root, the support cable extends from the blade root to a hub of the wind turbine. A lowering step lowers a rotor blade relative to the hub using the support cable so the rotor blade is spaced apart from the hub by an initial vertical distance. An installing step installs a rotor blade sling on the rotor, the rotor blade sling supports the rotor blade. Other steps are used for coupling the rotor blade to the rotor blade sling, lowering the rotor blade such that the rotor blade is spaced apart from the hub by a distance greater than the initial vertical distance, de-coupling the support cable from the blade root, and interposing a rotor servicing fixture between the rotor blade and hub. The rotor servicing fixture is configured to transport a rotor part. | 2015-10-22 |
20150300176 | Spinner for Electrically Grounding Fan Blades - A fan assembly for gas assembly engine is disclosed. The fan assembly includes a rotor that is coupled to at least one fan blade. The fan assembly also includes a spinner that extends towards the rotor and the fan blades so that an edge of the spinner engages the fan blades. The edge of the spinner thereby serves as a grounding element for the fan blade. If the spinner is fabricated from a composite or a plastic material that is not sufficiently conductive for grounding purposes, the edge may be coated with a conductive material. Alternatively, the spinner may be fabricated from a metallic material, which would eliminate the need for a conductive coating on the edge that engages the fan blades. | 2015-10-22 |
20150300177 | BLADE HAVING A DIVIDED SHAFT AND BLADE UNIT UTILIZING THE BLADE AND METHOD FOR MAKING THE BLADE UNIT - A method for making blade unit with divided shaft facilitating drastically the productivity and assembling compared to a method fixing blade to a shaft using many connecting parts. The method for making blade unit includes steps for making a blade with divided shaft comprising a blade and a divided shaft that is attached integrally to a root portion of the blade and divided into a plurality of portions in a direction of length of the shaft, and combining a plurality of made blades with divided shaft together with one another through the divided shaft. | 2015-10-22 |
20150300178 | TURBINE ROTOR - A turbine rotor of a turbine includes a hub that serves as an axis of rotation, and a plurality of turbine blades. The turbine blades each have a line extending along a shroud-side edge of the turbine blade from the inlet to the outlet as a shroud line. The shroud line includes an entrance-side shroud line La that makes a small change from the inlet toward the outlet in a blade angle with respect to the axis of rotation, a center shroud line Lb that extends from the outlet side of the entrance-side shroud line La and makes a greater change than that of the entrance-side shroud line La, and an exit-side shroud line Lc that extends from the outlet side of the center shroud line Lb to the outlet and makes a smaller change than that of the center shroud line Lb. | 2015-10-22 |
20150300179 | FORMING A SECONDARY STRUCTURE DIRECTLY ONTO A TURBINE BLADE - A process and apparatus for solid freeform fabrication and repair of components on existing bodies (such as turbine blades), the innovative process and apparatus as well as the resultant product having the following advantages: a) Can build on existing 3-D surfaces. Not limited to horizontal flat surfaces, b) Usable for metals that are difficult to weld. c) Robust process that is adaptable to new damage modes. d) No shielding of the melt pool by inert gas is needed. e) Wide range of powder sizes. | 2015-10-22 |
20150300180 | GAS TURBINE ENGINE TURBINE BLADE TIP WITH COATED RECESS - A blade for a gas turbine engine includes an airfoil that has a tip with a terminal end surface. The terminal end surface includes a recess that has a depth of less than 40 mils (1.016 mm). The recess is filled with a thermal barrier coating. The recess is without any cooling holes. | 2015-10-22 |
20150300181 | AEROFOIL BLADE - A turbomachine aerofoil blade has an aerofoil body portion and a dovetail root fixing at the base of the aerofoil body portion which slides, in use, into a correspondingly shaped slot of a rotor of the turbomachine. The dovetail root fixing has a neck portion, and support flanks engage with matching angled surfaces of the slot under centrifugal loading of the aerofoil blade to support the aerofoil blade on the rotor. The neck portion is shaped such that a rotational adjustment of the aerofoil blade relative to its angular position when supported under centrifugal loading is needed to provide adequate clearance at the neck portion to allow the dovetail root fixing to slide into the slot. On centrifugal loading the engagement of the support flanks with the matching angled surfaces of the slot forces a reversal of the rotational adjustment and reduces the clearance at the neck portion. | 2015-10-22 |
20150300182 | METHOD FOR FRICTION WELDING A BLADE ONTO A TURBINE ENGINE ROTOR DISC; CORRESPONDING INTEGRAL BLADE DISC - A method of friction welding an airfoil ( | 2015-10-22 |
20150300183 | Fluid Turbine With Turbine Shroud And Ejector Shroud Coupled With High Thrust-Coefficient Rotor - The present disclosure includes a shrouded fluid turbine that generates large wake expansion to generate power coefficients greater than the Betz power coefficient of 16/27 based on maximum system area. The Virtual Diffuser Wind Turbine (VDWT) system operates differently with, and without power extraction. With power extraction the VDWT system includes a high rotor thrust coefficient combined with an annular shroud system that uses bypass flow to form an annular, high-energy bypass flow stream that flows outward at the exit plane of the VDWT generating an observable virtual diffuser downstream therefrom. This outward, high-energy flow reduces exit plane pressure generating large wake expansions. The large wake expansion increases the flow rate through the rotor. Without rotor power extraction, separation takes place which reduces some of aerodynamic loads on the VDWT at extreme winds. | 2015-10-22 |
20150300184 | APPARATUS AND METHOD FOR THE FORMING OF TURBINE VANE COVER PLATES - A method is provided for reconditioning a turbomachine vane cover plate, by a forming apparatus. The vane having a mounting portion, an airfoil extending radially outward therefrom and a vane head connected to the airfoil. The vane also having a cover plate connected to the vane head, bulged in a direction opposite to the root. In a first analysis step, dimensions of the vane in relation to the cover plate are determined in respect of predefined reference points. If, thereafter, forming of the cover plate seems necessary and possible based on comparison of measurement values from the analysis step with predefined dimension values, the bulged cover plate is formed, at least essentially pressed smooth, by pressing by the forming apparatus in a forming step. After the forming step, the cover plate is re-treated in one or more follow-up steps. An apparatus is also provided for carrying out the method. | 2015-10-22 |
20150300185 | METHOD OF DESIGNING GUIDE VANE FORMATIONS - A computer-based method of designing a guide vane formation is provided. The vane formation is for use in a gas turbine engine which has a cascade of circumferentially arranged identical guide vane formations. The vane formation has radially inner and radially outer chordal seals. The method allows the elimination of “saw-tooth” leakage gaps between inner chordal seals of neighbouring vane formations and between outer chordal seals of neighbouring vane formations even when the inner and outer chordal seals are axially offset from each other. | 2015-10-22 |
20150300186 | TURBINE ENGINE VARIABLE AREA VANE WITH FEATHER SEAL - An apparatus for sealing a gap between a stator vane platform including a seal slot, and a rotatable stator vane including a shaft connected to a vane end. The apparatus includes a substantially flat, semi-annular seal body, a first tab and a second tab. The seal body extends circumferentially between a first body end and a second body end, and radially between a radial inner body side and a radial outer body side. The inner body side wraps partially around the shaft, and the outer body side mates with the seal slot. The first tab extends axially from the first body end, and the second tab extends axially from the second body end. The first tab and the second tab engage the vane end and cause the seal body to move within the seal slot during rotation of the stator vane. | 2015-10-22 |
20150300187 | TURBOMACHINE THERMAL MANAGEMENT - An example turbomachine assembly includes, among other things, a nose cone of a turbomachine, and a pump at least partially within an interior of the nose cone. The pump is selectively rotated by a motor to communicate air to the interior. | 2015-10-22 |
20150300188 | FLOW DEFLECTOR ARRANGEMENT - A flow deflector arrangement is used in combination with a pipe arrangement secured through a component, the flow deflector arrangement comprising: a nut to secure the pipe arrangement to the component, and a shroud for attachment to the component so as to extend at least partially around the pipe arrangement when the pipe arrangement is secured to the component by the nut. The nut has an outwardly directed flange to adopt a position spaced from the component, and the shroud defines at least one deflector surface which, when the shroud is attached to the component, extends away from the component in spaced relation to the pipe arrangement. The flange and the deflector surface cooperate in deflecting a flow of fluid flowing from the component and along the outside of the pipe arrangement such that the flow is deflected generally outwardly from the pipe arrangement with a degree of swirl. | 2015-10-22 |
20150300189 | INTERSTAGE SEAL ASSEMBLY FOR GAS TURBINE ENGINE - A seal assembly is provided for a turbine engine and includes an annular labyrinth seal holder supported on a radially inner end of vanes A plurality of radially extending labyrinth seal elements are supported on the labyrinth seal holder, and a brush seal assembly is supported to the labyrinth seal holder downstream from the labyrinth seal elements. The brush seal assembly includes a brush seal holder and a brush seal located adjacent to an axially rearward one of the rotor arms. The brush seal holder is attached to an axially facing surface of the labyrinth seal holder. A seal plate defining a detachable labyrinth seal element extends radially inward from the axially facing surface of the labyrinth seal holder to the rearward rotor arm at a location upstream of the brush seal. | 2015-10-22 |
20150300190 | ROTATING MACHINE - A steam turbine through which a fluid flows along an axis is equipped with: a tip shroud for turbine blades that are provided on a shaft that extends with the axis as a center; an outer partition plate ring that is provided on a casing so as to face the tip shroud in a radial direction and be capable of rotating relative to the tip shroud around the axis; seal fins that extend radially inward from the outer partition plate ring and that, with the tip shroud, form minute gaps therebetween; and steam introduction surfaces that are formed on downstream sides of the seal fins and are provided so as to face the seal fins within cavities where a main vortex, generated from a leakage flow passing through a minute gap, is generated, and that guide the flow, generated from the main vortex, toward the minute gaps. | 2015-10-22 |
20150300191 | ASSEMBLY FORMING A GASKET FOR A TURBOMACHINE, COMPRISING A BRUSH SEAL - An assembly forming a gasket for a turbomachine, includes a brush seal made of a plurality of sealing elastic bristles surrounding a core, a retaining ring including a recess to at least partly accommodate the brush seal, and a bearing cover, placed in contact with the brush seal to hold it in position against the retaining ring, the brush seal being located between the retaining ring and the bearing cover. | 2015-10-22 |
20150300192 | GAS TURBINE ENGINE COMPONENTS HAVING SEALED STRESS RELIEF SLOTS AND METHODS FOR THE FABRICATION THEREOF - Embodiments of a gas turbine engine component having sealed stress relief slots are provided, as are embodiments of a gas turbine engine containing such a component and embodiments of a method for fabricating such a component. In one embodiment, the gas turbine engine includes a core gas flow path, a secondary cooling flow path, and a turbine nozzle or other gas turbine engine component. The component includes, in turn, a component body through which the core gas flow path extends, a radially-extending wall projecting from the component body and into the secondary cooling flow path, and one or more stress relief slots formed in the radially-extending wall. The stress relief slots are filled with a high temperature sealing material, which impedes leakage between the second cooling and core gas flow paths and which fractures to alleviate thermomechanical stress within the radially-extending wall during operation of the gas turbine engine. | 2015-10-22 |
20150300193 | TURBOMACHINE - A turbomachine of this disclosure includes a rotation shaft, a first impeller, a first bearing, and a second bearing. The first impeller is fixed to the rotation shaft and includes a low-pressure-side surface. The first bearing is adjacent to the low-pressure-side surface of the first impeller and supports the rotation shaft. The second bearing is disposed on an opposite side of the first impeller from the first bearing and supports the rotation shaft. The rotation shaft includes a first tapered portion gradually increasing in diameter toward the first impeller. The first bearing includes a first support surface supporting the first tapered portion. | 2015-10-22 |
20150300194 | ANNULUS FILLER - An annulus filler is provided for mounting to a rotor disc of a gas turbine engine and bridging the gap between two adjacent blades attached to the rotor disc. The annulus filler is substantially entirely formed from a polymer matrix composite material. It has an outer lid which defines an airflow surface for air being drawn through the engine in an axial airflow direction, and a support structure which is connectable to the rotor disc to support the lid on the rotor disc. The support structure has two support walls extending from opposing lateral sides of the lid to an attachment strap for receiving a hook on the rotor disc, the attachment strap bridging the support walls. In use, under centrifugal loads, the opposing support walls resiliently deform to allow outward radial movement of the lid. Each support wall is thickened in a region neighbouring the attachment strap. | 2015-10-22 |
20150300195 | BLADE OUTER AIR SEAL WITH CORED PASSAGES - A blade outer air seal for a gas turbine engine includes a wall, a forward hook, and an aft hook. The wall extends between the forward hook and the aft hook, which are adapted to mount the blade outer air seal to a casing of the gas turbine engine. The wall includes a cored passage extending along at least a portion of the wall. The cored passage extends radially and axially through a portion of the aft hook to communicate with one or more apertures along a trailing edge of the aft hook. | 2015-10-22 |
20150300196 | Solar Panel Based Electrical Power Generating System Utilizing Man-Made Wind from High Performance Compressor Fans to Compress Air within a Nacelle that Spins a Vertical or Horizontal Axis Wind Turbine Connected to a Gearing System to Rotate an Electrical Generator for Grid Scale Applications with a Self-Sustaining Capability - Systems and methods for generating electricity using solar panels to power “compressor” fans that force air into a nacelle that turns a turbine. The turbine is connected to a gearing system that is connected to a generator. The generator is connected to a master control unit and a transformer. The master control unit decides whether to store the electricity in batteries, power the “compressor” fans or send the surplus electricity to the grid. The horizontal or vertical embodiments of the invention do not require a tower or blades. | 2015-10-22 |
20150300197 | GAS TURBINE ENGINE WITH GEARED ARCHITECTURE - A geared architecture for a gas turbine engine comprises a fan shaft and a fan supported on the fan shaft and defining a bypass flow ratio greater than about six. A frame supports the fan shaft. A gear system drives the fan shaft. The gear system has a gear reduction ratio of greater than or equal to about 2.3. A torque frame at least partially supports the gear system. An input is coupled to the gear system. A downstream turbine is coupled to rotatably drive the input coupling. The downstream turbine defines a pressure ratio that is greater than about five (5). | 2015-10-22 |
20150300198 | TURBOMACHINE COMPRISING A PLURALITY OF FIXED RADIAL BLADES MOUNTED UPSTREAM OF THE FAN - A bypass turbine engine including an inner casing, an inter-duct casing and an outer casing, wherein a primary duct is defined between the inter-duct casing and the inner casing, wherein a secondary duct is defined between the inter-duct casing and the outer casing wherein a rotary shaft includes, at the upstream end, a movable fan including radial blades of which the free ends face the outer casing of the turbine engine so as to compress an air flow at least in the secondary duct, wherein a plurality of variable-pitch radial stator vanes are mounted upstream of the movable fan, the variable-pitch vanes being configured to deflect the incident axial air, wherein the movable fan is configured to axially rectify the air deflected in the secondary duct, and the turbine engine not being provided with stator vanes in the secondary duct downstream of the movable fan. | 2015-10-22 |
20150300199 | TURBOFAN WITH OPTICAL DIAGNOSTIC CAPABILITIES - A system for diagnosing a rotating airfoil has an image capture device and a light emitting device. A control is programmed to actuate at least one of the image capture device and the light at a particular time to capture an image of a rotating airfoil being monitored, and then compare the captured image to an expected image. A method of diagnosing damage to a rotating airfoil is also disclosed. | 2015-10-22 |
20150300200 | COATING SYSTEM, METHOD OF COATING A SUBSTRATE, AND GAS TURBINE COMPONENT - A coating system for a superalloy substrate is provided. The coating system has an inner coating layer, an intermediate coating layer and an outer coating layer. The inner coating layer is an aluminide layer, the intermediate coating layer is a diffusion layer including Cr, Al, Ni and Co, where the Cr-content is between 15% by weight and 30% by weight, and the outer coating layer is a Cr-free diffusion layer including Al and Ni, where the Al-content is between 15% by weight and 30% by weight. | 2015-10-22 |
20150300201 | METHOD OF REDUCING MANUFACTURING VARIATION RELATED TO BLOCKED COOLING HOLES - A cooling circuit for a gas turbine engine includes a gas turbine engine component having at least one internal cooling cavity defined by an internal wall surface and a plurality of turbulent flow features extending outwardly from the internal wall surface. Each turbulent flow feature is spaced apart from an adjacent turbulent flow feature in a first direction. At least one trench extends through the turbulent flow features in the first direction, and a plurality of cooling holes are formed within the at least one trench. A gas turbine engine and a method of forming a cooling circuit for a gas turbine engine component are also disclosed. | 2015-10-22 |
20150300202 | TURBOCHARGER - A turbocharger includes a turbine housing, a compressor housing, and a bearing housing. Each of the housings includes a passage for cooling inside. The turbocharger further includes a switching valve and a controller that switches a valve position of the switching valve. The switching valve is adapted to switch the circulation state of coolant in each passage such that the coolant is supplied from the passage of the turbine housing to the passage of the bearing housing or such that the coolant is supplied from another passage to the passage of the bearing housing. The controller switches the valve position of the switching valve such that the coolant is supplied from the passage of the turbine housing to the passage of the bearing housing until a predetermined amount of time passes after starting of the engine. | 2015-10-22 |
20150300203 | TURBINE HOUSING - A turbine housing includes a scroll passage, a medium passage, an exhaust introduction passage, and a partition wall. The scroll passage extends spirally and is located outside a turbine wheel. The scroll passage includes a spiral beginning and a spiral end. The exhaust introduction passage is connected to the spiral beginning and introduces the exhaust into the scroll passage. The partition wall is located between the spiral end and the exhaust introduction passage and extends in the circumferential direction of the turbine wheel. The medium passage includes a start section that includes an adjacent portion. The adjacent portion is adjacent to the partition wall in the direction of the rotation axis of the turbine wheel. The start section includes an inlet that introduces the cooling medium into the medium passage. | 2015-10-22 |
20150300204 | TURBOJET ENGINE NACELLE WITH DOWNSTREAM SECTION - A turbofan engine nacelle has a downstream section which includes at least one front frame. The front frame is attached to a stationary portion of the nacelle, and the downstream section is provided with at least one rail or slide which extends in a longitudinal direction of the nacelle and is capable of engaging with at least one corresponding slide or rail of an attachment pylon of the turbofan engine. The front frame is connected to the rail or slide of the downstream section by means of at least one swiveled connecting rod. | 2015-10-22 |
20150300205 | SYSTEMS AND METHODS FOR ANTI-ROTATIONAL FEATURES - Systems and methods are disclosed for anti-rotation lugs. A stator for a gas turbine engine may comprise an outer shroud, an inner shroud, and a plurality of vanes located between the outer shroud and the inner shroud. A plurality of anti-rotation lugs may be coupled to the inner shroud. The anti-rotation lugs may be configured to contact a diffuser case in order to prevent rotation of the stator. The anti-rotation lugs may comprise a body and a tapered shoulder. The tapered shoulder may distribute stress concentrations in the anti-rotation lugs. | 2015-10-22 |
20150300206 | AIR EXHAUST TUBE HOLDER IN A TURBOMACHINE - A support for carrying a tube for discharging oil-laden air from a turbine engine, the support including a radially inner annular portion for mounting around the tube, and fins that are inclined relative to the axial direction of the annular portion and relative to the radial plane, the radially outer periphery of each fin being for fastening to an exhaust cone of the turbine engine. | 2015-10-22 |