Patent application number | Description | Published |
20080249695 | TORQUE SPLIT STRATEGY FOR A BELT ALTERNATOR STARTER (BAS) HYBRID - A torque control system may include a first module that determines an internal combustion engine (ICE) torque command and an electric machine (EM) torque command based on a propulsion torque request. The torque control system may also include a second module that delays the EM torque command based on a dynamic torque response of the ICE. | 10-09-2008 |
20110144838 | FUEL ECONOMY WITH A DUAL OVERHEAD CAM ENGINE AND A STRONG HYBRID - A method for controlling a powertrain includes operating an engine substantially at wide open throttle, monitoring an output torque request, controlling the engine input torque by controlling a valve overlap setting for a cylinder of the engine based upon the output torque request wherein controlling the valve overlap setting for the cylinder modulates a residual burnt gas fraction within the cylinder utilizing at least one of an extended low slope portion of an exhaust valve closing curve and an extended low slope portion of an intake valve opening curve, and controlling an electric machine input torque based upon the output torque request and a time-lag difference between the output torque request and the controlled engine input torque. | 06-16-2011 |
20120259529 | CONTROL SYSTEM AND METHOD FOR A HOMOGENEOUS CHARGE COMPRESSION IGNITION (HCCI) ENGINE - A system includes a mass determination module and a torque estimation module. The mass determination module determines a fuel mass injected into a cylinder of a homogeneous charge compression ignition (HCCI) engine for a combustion event in the cylinder. The torque estimation module estimates a torque output of the HCCI engine based on the fuel mass. | 10-11-2012 |
20140069374 | AIR MASS DETERMINATION FOR CYLINDER ACTIVATION AND DEACTIVATION CONTROL SYSTEMS - A system includes a cylinder event module that determines an air-per-cylinder value for a cylinder intake event or a cylinder non-intake event of a current cylinder based on a mass air flow signal and an engine speed signal. A status module generates a status signal indicating whether the current cylinder is activated. A deactivation module, based on the status signal, determines a current accumulated air mass in an intake manifold of an engine: for air received by the intake manifold since a last cylinder intake event of an activated cylinder and prior to one or more consecutive cylinder non-intake events of one or more deactivated cylinders; and based on a previous accumulated air mass in the intake manifold and the air-per-cylinder value. An activation module, based on the status signal, determines an air mass value for the current cylinder based on the air-per-cylinder value and the current accumulated air mass. | 03-13-2014 |
20140069375 | AIR PER CYLINDER DETERMINATION SYSTEMS AND METHODS - A cylinder control system of a vehicle includes a cylinder control module and an air per cylinder (APC) prediction module. The cylinder control module determines a desired cylinder activation/deactivation sequence. The cylinder control module also activates and deactivates valves of cylinders of an engine based on the desired cylinder activation/deactivation sequence. The APC prediction module predicts an amount of air that will be trapped within a next activated cylinder in a firing order of the cylinders based on a cylinder activation/deactivation sequence of the last Q cylinders in the firing order. Q is an integer greater than one. | 03-13-2014 |
20140069376 | INTAKE PORT PRESSURE PREDICTION FOR CYLINDER ACTIVATION AND DEACTIVATION CONTROL SYSTEMS - A system includes a parameter module that determines at least one of a position of a throttle and a load of an engine. A cylinder status module generates a status signal indicating an activation status of each cylinder of the engine. The cylinder status module determines whether one or more of the cylinders are activated. A first pressure prediction module, when all of the cylinders are activated, predicts first intake port pressures for the cylinders of the engine according to a first model and based on the at least one of the position of the throttle and the engine load. A second pressure prediction module, when one or more of the cylinders is deactivated, predicts second intake port pressures for the deactivated cylinders according to a second model and based on the status signal and the at least one of the position of the throttle and the engine load. | 03-13-2014 |
20140069377 | VOLUMETRIC EFFICIENCY DETERMINATION SYSTEMS AND METHODS - A cylinder control system of a vehicle, includes a cylinder control module and a volumetric efficiency (VE) module. The cylinder control module determines a desired cylinder activation/deactivation sequence. The cylinder control module also activates and deactivates valves of cylinders of an engine based on the desired cylinder activation/deactivation sequence. The VE module determines a volumetric efficiency based on a cylinder activation/deactivation sequence of the last Q cylinders in the firing order. Q is an integer greater than one. | 03-13-2014 |
20140190448 | INTAKE RUNNER TEMPERATURE DETERMINATION SYSTEMS AND METHODS - An engine control system of a vehicle includes a manifold temperature module, a runner temperature module. The manifold temperature module determines a first temperature of gas in an intake manifold of an engine. The runner temperature module determines a second temperature of gas in an intake runner associated with a cylinder based on the first temperature of the gas in the intake manifold. The engine control system further includes at least one of: a fuel control module that controls fueling of the cylinder based on the second temperature of the gas in the intake runner; and a spark control module that controls spark of the cylinder based on the second temperature of the gas in the intake runner. | 07-10-2014 |
Patent application number | Description | Published |
20080238145 | CONNECTIVE SYSTEM - A connective system for connecting a first body to a second body having an aperture, is provided. The system includes a pin connected with the first body. The pin has a detent surface. A retainer ring having a snap fit engagement with the pin detent surface is provided. The retainer ring also has a locking arm for entry into the aperture of the second body with snap fit engagement with a surface of the second body thereby retaining the second body with said first body. | 10-02-2008 |
20080308333 | Front End Module with Breakaway Radiator - An automotive vehicle is provided which includes a structural member, a bumper movable with respect to the structural member upon an impact of said vehicle with an object, and a radiator for cooling fluid of a component of the vehicle, the radiator being mounted with the structural member. Movement of the bumper within predetermined limits causes the radiator to be dismounted with respect to said structural member minimizing material damage to the radiator. | 12-18-2008 |
20080317549 | Vehicle front end module to grille connective arrangement - An arrangement for connecting a body with a front end module of a vehicle is provided. The arrangement includes in one embodiment a doghouse connected with the front end module. The doghouse has upper, lower and transverse interior borders and an interior engagement surface. A penetrator connected to the body is provided. The penetrator has surfaces closely aligned with the upper, lower and transverse interior borders of the doghouse. The penetrator has a compliant clip for locking engagement with the doghouse interior engagement surface. | 12-25-2008 |
20090001744 | FRONT END MODULE LOWER BEAM BODY ON FRAME JOINT - A structural joint for a vehicle is provided that includes a first tubular beam with forward and rear faces extending in a non-fore and aft direction. A bracket has a first leg abutting the first beam's forward face and a second leg transverse to the forward and rearward faces. The bracket has a third leg extending generally outward from the second leg. A mound is connected with the bracket and extending outwardly from the bracket's third leg provides a presentation surface spaced away from the bracket third leg. A second tubular beam has an end with a generally inverted U-shaped rear face with a central portion that abuts the mound. The second beam rear face also has vertical end portions abutting the bracket third leg. The second tubular beam has a front face which is spaced from the bracket third leg. Threaded fasteners connect the bracket and the second tubular beam together. The above noted arrangement causes the first and second beam to be joined in a very strong joint wherein the stress is experienced by the beams along their forward and rearward faces are generally communicated with one another in a manner akin to that of a bent corner of a single hydro-formed beam. | 01-01-2009 |
20090272865 | Tolerance Adjusting Attachment - The present invention is a tolerance adjusting attachment which is part of a bracket member used for providing proper alignment between more than one externally visible component. The tolerance adjusting attachment has a support aperture formed as a portion of the bracket member, and an adjuster core at least partially extending through the support aperture, the adjuster core operably associated with at least one structural member for providing proper positioning of the bracket member in relation to the structural member. The present invention also includes an adjuster clip at least partially extending through and movable through a portion of the bracket member such that the position of the adjuster core is secured relative to the bracket member. | 11-05-2009 |
20110298239 | Module load enabling bracket - The present invention is a moveable connector for connecting two components on a vehicle. The connector has a body portion, and a first end formed as part of the body portion. The connector is movable about at least one axis located at the first end of the body portion. The connector is also connected to a first vehicle component, such as a carrier, using the first end of the body portion. There is also a second end formed as part of the body portion. The second end is operable for being connected to a second vehicle component, such as a fender. During assembly, the first vehicle component is positioned relative to the second vehicle component, and the connector is pivoted about the axis to allow the second end of the body portion to be connected to the second vehicle component. | 12-08-2011 |
Patent application number | Description | Published |
20110168110 | TURBOCHARGED INTERNAL COMBUSTION ENGINE - An internal combustion engine includes a number of power cylinders furnishing exhaust gases to at least two turbochargers having a common air inlet housing which is divided into a separate compressor housing for each of the turbochargers. | 07-14-2011 |
20110174247 | CENTRAL TURBOCHARGER MOUNTING CONFIGURATION FOR A TWIN-TURBO ENGINE - The following description relates to a central turbocharger configuration in a V-engine with two turbochargers. In one example approach, A V-engine having a first and second bank forming a valley therebetween, comprises: first and second in-board exhaust manifolds on the first and second banks, respectively; first and second turbines coupled to the first and second manifolds, respectively; the first and second turbines between the first and second exhaust manifolds; a passage intermediate to and coupling outlets of the first and second turbines; and a junction branching from the passage downward into the valley. | 07-21-2011 |
20130114284 | LIGHT WARNING DEVICE FOR EMERGENCY VEHICLES - A vehicular warning device comprises a light bar with at least one light source and a light bar support. The light bar support includes a frame member and a light bar mounting member. The frame member is rigidly mounted to a portion of a vehicle and the light bar mounting member is mounted to the frame member. The light bar is mounted to the light bar mounting member. Illumination from the at least one light source can be shifted between at least a first position and a second position. | 05-09-2013 |
20140047832 | TURBOCHARGER SYSTEM HAVING AN AIR-COOLED WASTEGATE ACTUATOR - A turbocharger system is provided herein. The turbocharger system includes a turbine positioned downstream of a combustion chamber, a turbine bypass conduit in fluidic communication with a turbine inlet and a turbine outlet, a wastegate positioned in the turbine bypass conduit, and an air-cooled wastegate actuator adjusting the position of the wastegate, the air-cooled wastegate actuator receiving cooling airflow from an intake conduit positioned upstream of a compressor mechanically coupled to the turbine. | 02-20-2014 |
20140047835 | TURBOCHARGER SYSTEM HAVING AN AIR-COOLED SOLENOID VALVE - A turbocharger system is provided. The turbocharger system includes a turbine positioned downstream of a combustion chamber and a turbine bypass conduit in fluidic communication with a turbine inlet and a turbine outlet. The turbocharger system further includes a wastegate positioned in the turbine bypass conduit, a wastegate actuator coupled to the wastegate adjusting a position of the wastegate, and an air-cooled solenoid valve coupled to wastegate actuator adjusting a position of the wastegate actuator, the air-cooled solenoid valve receiving cooling airflow from an intake conduit positioned upstream of a compressor mechanically coupled to the turbine. | 02-20-2014 |
20140157773 | COOLANT JACKET FOR A TURBOCHARGER OIL DRAIN - A system including a turbocharger, comprising a turbocharger bearing housing supporting a turbocharger drive shaft; an oil drain including an inlet in fluidic communication with the turbocharger bearing housing and an outlet in fluidic communication with an oil sump; and a coolant jacket enveloping the oil drain. The coolant jacket envelopes the oil drain and is positioned to provide coolant to the turbocharger bearing housing and draw heat from the oil draining through the oil drain to prevent coking of hot oil within the oil drain. | 06-12-2014 |
20140325979 | COMPRESSOR RECIRCULATION VALVE CONTROL TO REDUCE CHARGE AIR COOLER CONDENSATE - Methods and systems are provided for adjusting a compressor recirculation valve in response to condensate forming conditions in a charge air cooler (CAC). In one example, a compressor recirculation valve may be opened in response to an induction pressure greater than a threshold pressure when the induction pressure is greater than required to produce a manifold pressure required for a torque demand. Further, a wastegate may be opened to further reduce the induction pressure during certain driving conditions. | 11-06-2014 |