MTU FRIEDRICHSHAFEN GMBH Patent applications |
Patent application number | Title | Published |
20160123205 | METHOD FOR OPERATING A DRIVING SYSTEM AND CORRESPONDING DRIVING SYSTEM - A method for operating a driving system having an internal combustion engine and an exhaust gas purifying device through which exhaust gas from the internal combustion engine flows in order to be purified. The exhaust gas purifying device has at least one catalyst element for catalytic conversion of nitrogen monoxide into nitrogen dioxide at a determined conversion rate. In order to compensate for an agerelated decrease in the conversion rate of the catalyst element the nitrogen monoxide emission from the internal combustion engine and/or the exhaust gas temperature before the catalyst element are adjusted as a function of the current conversion rate and/or the age of the catalyst element so that the nitrogen dioxide concentration after the catalyst element is greater than or equal to a minimum concentration and/or that the molar ratio between nitrogen monoxide and nitrogen dioxide after the catalyst element corresponds to a predetermined ratio. | 05-05-2016 |
20160084210 | QUANTITY-LIMITING VALVE - In a quantity limiting valve for a fuel injection system of an internal combustion engine including a cylinder with an inflow region and an outflow region separated by a piston axially movably disposed in the cylinder and a flow limiting fluid flow path extending along the piston between the inflow and outflow regions wherein the piston is biased with its front surface into contact with a stop element, the contact area between the front surface and the stop surface includes between the piston and the stop element a contact structure providing for an intermediate space which is in communication with the inflow region thereby to expose the front surface of the piston to the pressure of the fluid in the inflow region. | 03-24-2016 |
20160084191 | METHOD FOR CONTROLLING A PRESSURE - A method and an assembly for controlling the pressure in a high-pressure region of an injection system in an internal combustion engine. A set high pressure is compared to an actual high pressure in order to determine a control deviation, the control deviation representing an input variable of a controller. A high pressure pump is controlled by a solenoid valve and the angle at which the delivery of fuel by the at least one high-pressure pump is to start is used as a manipulated variable of the high-pressure closed-loop control system. | 03-24-2016 |
20160053724 | METHOD AND DEVICE FOR OPERATING A GAS INTERNAL COMBUSTION ENGINE - A gas internal combustion engine, having a gas mixer, an intake section and an engine with cylinders. A fuel mixture having a charging mixture is fed to the engine. The engine is operated in the gas mode with gas as the fuel in the charging mixture. By an input mixture portion, assigned to an earlier mixture state, of a gas/air mixture, an output mixture portion, assigned to a later mixture state, of the gas/air mixture is determined, The determination is carried out by an intake section model which serves as a basis of a computing model for the intake section. The output mixture portion of the gas/air mixture is determined an engine feed, the input mixture portion of the output mixture portion is determined over a number of intermediate states of the mixture portion in a number of assigned volumes of the intake section. The intake mixture portion of a gas/air mixture is determined at the gas mixer, and an air stream and/or gas stream is set at the gas mixer in accordance with the input mixture portion. | 02-25-2016 |
20150377199 | METHOD FOR VENTING A FUEL SUPPLY LINE, AND INTERNAL COMBUSTION ENGINE - A method for venting a fuel supply line of a direct-injection internal combustion engine, wherein the fuel supply line has an injector, a high-pressure accumulator upstream of the injector, a flow rate limiting valve between the high-pressure accumulator and the injector for the purposes of limiting a fuel flow rate passing from the high-pressure accumulator to the injector, and a high-pressure pump upstream of the high-pressure accumulator for delivering fuel into the high-pressure accumulator. A pressure in the high-pressure accumulator is regulated by an intake throttle arranged upstream. of the high-pressure pump. In this case, it is provided that the fuel supply line is vented downstream of the high-pressure pump, wherein, during venting operating mode, a passage cross section for the fuel which is smaller than or equal to a predetermined threshold passage cross section is set in the intake throttle. | 12-31-2015 |
20150377167 | METHOD FOR THE CORRECTION OF A FUEL QUANTITY INJECTED BY MEANS OF A FUEL INJECTION DEVICE DURING OPERATION OF AN INTERNAL COMBUSTION ENGINE - A method for correcting a fuel quantity injected by a fuel injection device during operation of an internal combustion engine, including: determining an air heat characteristic variable, on which an air heat stream fed to a combustion chamber of the engine functionally depends; determining an exhaust heat characteristic variable, on which an exhaust heat stream discharged from the combustion chamber functionally depends; determining a heat distribution factor, which specifies a fraction of the exhaust heat stream reduced by the air heat stream in relation to a heat stream fed with the injected fuel to the combustion chamber; calculating a fuel mass fed to the engine from the air heat characteristic variable, the exhaust heat characteristic variable and the heat distribution factor; calculating a comparison variable by comparing the calculated fuel mass with a fuel mass setpoint value and adapting actuation of the fuel injection device depending on the comparison variable. | 12-31-2015 |
20150369163 | METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE AND CORRESPONDING INTERNAL COMBUSTION ENGINE - A method for operating an internal combustion engine having at least one fuel injection valve for introducing fuel into a combustion chamber of the internal combustion engine, the valve being supplied with a specified current intensity in order to adjust a specified flow cross-section of a fuel fluidic connection in the combustion chamber. The maximum specified current intensity during normal operation is equal to a first current intensity and during a release operation is equal to a second, higher current intensity. | 12-24-2015 |
20150369159 | METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE - A method and an arrangement for operating an internal combustion engine. In the method, an injection start is calculated by a filter, starting from a standard injection start and at least one of the filter parameters is selected in accordance with the operating mode of the internal combustion engine. | 12-24-2015 |
20150369122 | METHOD FOR CLEANING A COMBUSTION CHAMBER OF AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE - A method for cleaning a combustion chamber of an internal combustion engine, having the following steps: introducing a gaseous substance into a cooling device, wherein the gaseous substance has, at least upstream of the cooling device, a relative humidity of greater than 0%; cooling the substance in the cooling device to below a dewpoint, such that water precipitate is formed; introducing the substance and the precipitate into a combustion chamber of the internal combustion engine; performing a combustion reaction in the combustion chamber; and discharging residues from the combustion chamber. | 12-24-2015 |
20150322840 | SUPPLY SYSTEM FOR A MEDIUM INTO AN EXHAUST SYSTEM - The invention relates to a supply system for a medium, in particular for an exhaust-gas purification apparatus for the treatment of exhaust gases of an internal combustion engine, having a storage vessel for the medium, having a dosing device for dosing the medium, and having a provision line which comprises a feed line for the supply of the medium to the dosing device and a return line for returning the medium from the dosing device into the storage vessel. Flow can pass through the dosing device from a feed port to a return port of the dosing device. The provision line comprises an additional fluid connection between the feed line and the return line. The additional fluid connection opens out into the feed line upstream of the feed port of the dosing device and opens out into the return line downstream of the return port of the dosing device. | 11-12-2015 |
20150308400 | OPERATING PROCESS FOR A LEAN-BURN GAS ENGINE, AND LEAN-BURN GAS ENGINE - The invention relates to an operating process for a lean-burn gas engine having several cylinders, wherein the lean-burn gas engine includes a cylinder-individual gas metering arrangement and a cylinder-individual combustion process capture. The lean-burn gas engine is controlled by a control unit in such a manner that a combustion duration of the individual cylinders is regulated by a control unit, by way of a change of ignition timing of the individual cylinders. The control unit regulates the ignition timing of the individual cylinders in such a way that all cylinders are equalized in regard to their turnover point, so that a defined turnover point is achieved at a defined crank shaft angle. | 10-29-2015 |
20150285180 | METHOD FOR REDUCING THE PARTICLE EMISSION OF AN INTERNAL COMBUSTION ENGINE AND ENGINE CONTROLLER - The present invention relates to a method for reducing the particle emissions of an internal combustion engine over its service life. The number of cylinders of the internal combustion engine in which post-injection is carried out is incrementally increased during the service life of the internal combustion engine. The increase in the number of cylinders receiving a post-injection may depend upon at least one parameter, which may be a running time, a distance performance, a particle concentration in exhaust gas, a load profile, or other parameter. The individual cylinders receiving post-injection may be changed to distribute wear. | 10-08-2015 |
20150233280 | MIXTURE-CHARGED GAS ENGINE AND METHOD FOR COMPENSATING FOR VOLUMETRIC EFFICIENCY DEVIATIONS IN A MIXTURE-CHARGED GAS ENGINE - A mixture-charged gas engine includes at least one cylinder. A combustion chamber delimited by a cylinder head, a cylinder wall, and a piston, which can be moved in the cylinder, is arranged in the at least one cylinder, and the combustion chamber is divided into a main combustion chamber and at least one pre-chamber fluidically connected to the main combustion chamber via at least one firing channel. An air-/combustion gas mixture can be supplied to the main combustion chamber via an inlet valve during an intake stroke of the piston. The mixture-charged gas engine is characterized in that a separate combustion gas supply is provided for the at least one pre-chamber. | 08-20-2015 |
20150226109 | SUPERCHARGING UNIT FOR AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE - A surpercharging unit for an internal combustion engine has a high-pressure turbine which drives a high-pressure compressor so as to perform a rotational movement about a first axis and through which exhaust gas of the internal combustion engine flows, and having a low-pressure turbine which drives a low-pressure compressor so as to perform a rotational movement about a second axis and through which exhaust gas flows. The high-pressure turbine is arranged rotationally conjointly on a first shaft, and the high-pressure compressor is arranged rotationally conjointly on a second shaft, wherein the first and the second shaft are arranged parallel to one another and are arranged offset with respect to one another, wherein the first and the second shaft are mechanically operatively connected to one another such that the high-pressure compressor can be driven by the high-pressure turbine. | 08-13-2015 |
20150211457 | METHOD FOR RAIL PRESSURE REGULATION IN AN INTERNAL COMBUSTION ENGINE - The invention describes a method and an arrangement for the regulation of the rail pressure in an internal combustion engine. In the method, the rail pressure is regulated, with a target high pressure being predefined. Said target high pressure is filtered, before being input, by way of a target high pressure filter which is configured as a dynamic target high pressure filter. | 07-30-2015 |
20150211430 | METHOD FOR ADJUSTING AN INJECTION BEHAVIOR OF INJECTORS IN AN INTERNAL COMBUSTION ENGINE, ENGINE CONTROL UNIT AND SYSTEM FOR ADJUSTING AN INJECTION BEHAVIOR - The invention relates to a method for adjusting an injection behavior of injectors in an internal combustion engine, including the following steps: switching off an injector; detecting a crank angle signal of the internal combustion engine; transforming the crank angle signal into the frequency range by way of a discrete Fourier transformation; detecting and storing a quantity of the harmonic of the 0.5th order of the Fourier transform of the crank angle signal, and assigning the quantity to the switched-off injector; switching on the switched-off injector; performing the previous steps sequentially for all injectors of the internal combustion engine; forming an average value of the stored quantities with respect to all injectors, and correcting the control of the injectors using a deviation from the average value of a quantity associated with an injector that is to be corrected. | 07-30-2015 |
20150211426 | METHOD FOR TORQUE CONTROL OF AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE - The invention relates to a method for torque control of an internal combustion engine, wherein a pressure sensor is associated with at least one, but at the most two cylinders of the internal combustion engine, and wherein an cylinder internal pressure for the cylinder associated with the pressure sensor is detected. The method is characterized in that an adjustment of injection characteristics is carried out for the injectors allocated to the individual cylinders of the internal combustion engine by way of a method which is independent from the detected cylinder pressure, and that a torque control for the internal combustion engine is performed based on the detected cylinder pressure. | 07-30-2015 |
20150211425 | METHOD FOR FAILURE DETECTION OF INJECTORS IN AN INTERNAL COMBUSTION ENGINE, CONTROL UNIT AND SYSTEM FOR CARRYING OUT A METHOD - The invention relates to a method for detecting the failure of injectors in an internal combustion engine, comprising the following steps: measuring a crank angle signal; transforming the crank angle signal into the frequency range by means of a discrete Fourier transformation; switching off each injector once and in a sequential manner; detecting and storing an angle of the harmonic of the 0.5th order of the Fourier-transformed crank angle signal for each switched-off injector once and in a sequential manner; continuous detection and storage of an angle and an amount of the harmonic of the 0.5th order of the Fourier-transformed crank angle signal; continuous comparison of the continuously detected amount with a predetermined threshold value, and determining a failure of the injector when the amount exceeds the predetermined threshold value; comparing the continuously detected angle with the angles stored for each switched-off injector when a failure of the injector is detected, and identifying the failed injector with an injector, for which a matching, stored angle is found. | 07-30-2015 |
20150107550 | METHOD FOR CONTROLLING AND REGULATING AN INTERNAL COMBUSTION ENGINE ACCORDING TO THE HCCI COMBUSTION METHOD - A method is proposed for controlling and regulating an internal combustion engine according to the HCCI combustion method, in which a first fuel in a basic mixture is ignited using a pilot fuel, and in which the fuel quantities of the first fuel and the pilot fuel are changed to represent an operating point of the internal combustion engine. The invention is characterized in that a target combustion energy (VE(SL)) is calculated as a function of a power demand and, based on the target combustion energy (VE(SL)), the fuel quantity of the first fuel and the fuel quantity of the pilot fuel are determined using a distribution factor (CHI), wherein the distribution factor (CHI) is calculated as a function of an actual combustion position (VL(IST)) to a target combustion position (VL(SL)) using a combustion position controller ( | 04-23-2015 |
20150101314 | METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE - The invention relates to a method and an arrangement for operating an internal combustion engine. In the method a first distribution of values for at least one variable is used, the variable describing a physical property of the internal combustion engine, and over a second time period values for this variable are recorded and classified, such that a second distribution is determined. The first distribution is then compared with the second distribution such that the behavior of the internal combustion engine can be adapted on the basis thereof. | 04-16-2015 |
20150089928 | SCR-MODULE - Reciprocating-piston internal combustion engines having different power outputs are to be equipped simply, reliably and inexpensively with a device for the selective catalytic reduction of the exhaust gases having an SCR module for a reciprocating-piston internal combustion engine, comprising a housing and/or a frame, an exhaust-gas section which delimits a flow duct for guiding through exhaust gas, having an inlet opening for introducing the exhaust gas and an outlet opening for discharging the exhaust gas, an SCR catalytic converter which is arranged inside the flow duct, at least one injection element for adding a reducing agent, for example ammonia or a urea solution, to the exhaust gas which is guided through the flow duct. This problem is solved by virtue of the fact that the SCR module comprises at least one delivery device ( | 04-02-2015 |
20140230435 | INTERNAL COMBUSTION MACHINE, WATER CRAFT, AND METHOD FOR OPERATING THE POWER SUPPLY SYSTEM OF A SHIP USING AN INTERNAL COMBUSTION ENGINE - The invention relates to an internal combustion machine ( | 08-21-2014 |
20140209065 | COMMON-RAIL SYSTEM, INTERNAL COMBUSTION ENGINE AND DEVICE AND METHOD FOR CONTROLLING AND/OR REGULATING AN INTERNAL COMBUSTION ENGINE - Exemplary illustrations are provided of a common rail system for an internal combustion engine, having a rail for fuel and an injector for the purpose of injecting the fuel into a working space of the internal combustion engine, said injector having a fluid connection to said rail via a high-pressure conduit. The high-pressure conduit may have a high-pressure component with an individual reservoir, and the high-pressure conduit and/or the rail may have a pressure measurement device. The pressure measurement device may be coupled to a local logic and storage device of a decentralized, local electronic device which is designed for the purpose of locally analyzing and storing measurement data of the pressure measurement device, e.g., injector data and/or rail data, and the pressure measurement device is connected to the central electronic device via a bus, with the local logic and storage device connected between the same. | 07-31-2014 |
20140208701 | AIR SCOOP-CYCLONE FILTER ASSEMBLY - An air scoop-cyclone filter assembly having an air scoop for guiding untreated air, which including an inlet opening, a deflection area for deflecting untreated air and an outlet opening, and having a cyclone filter for cleaning untreated air, which is connected downstream of the air scoop in the flow direction and is connected in an airtight manner to the air scoop A perforated plate is arranged in the cyclone filter as a filter inlet opening. The perforated plate has a first passage area having a high number of holes, a second passage area having a low number of holes at the geodetically deepest point, and a baffle plate. The baffle plate distributes the untreated air flow through the first and second passage area and, with the outer wall of the air scoop, forms a collecting chamber that stabilizes the flow. | 07-31-2014 |
20140162836 | METHOD FOR OPERATING A TRACTION VEHICLE AND A TRACTION VEHICLE - A method for operating a traction vehicle, especially a locomotive, wherein the power delivered by a drive system is produced by at least two internal combustion engines, each of which is functionally connected to a generator for producing electric power, the engines preferably being gas engines, even more preferably lean gas engines. A previously determined number of separate power stages ranging from a minimum power up to a nominal power of the drive system is provided. The interval between all directly adjacent power stages is selected so that it corresponds to a constant fraction of the nominal power of the drive system. | 06-12-2014 |
20140156168 | METHOD FOR CONTROLLING RAIL PRESSURE - Proposed is a method for closed loop rail pressure control of a V-type internal combustion engine with an asymmetrical firing order, wherein an actual rail pressure is computed from the measured rail pressure; a system deviation is determined by means of the actual rail pressure and a set rail pressure; and wherein a correcting variable for actuating a pressure actuating element, in particular a suction throttle, for regulating the rail pressure is computed. The invention is characterized by the fact that the actual rail pressure is computed from the measured rail pressure by means of an averaging filter in that below a limit speed (nLi) the rail pressure is averaged over a constant time and in that above the limit speed (nLi) the rail pressure is averaged over a working cycle of the internal combustion engine. | 06-05-2014 |
20140123950 | METHOD FOR CONTROLLING AND REGULATING AN INTERNAL COMBUSTION ENGINE - Proposed is a method for controlling and regulating an internal combustion engine ( | 05-08-2014 |
20140109876 | METHOD FOR MONITORING A PASSIVE PRESSURE REGULATION VALVE - Proposed is a method for monitoring a passive pressure limiting valve ( | 04-24-2014 |
20140102731 | METHOD FOR EMERGENCY COOLING AND EXTINGUISHING A BATTERY OF A WATER VEHICLE, BATTERY AND WATER VEHICLE - In a method tor the emergency cooling of a battery or an emergency extinguishing of the battery of a water vehicle including such a battery with a watertight containment, upon determination of an emergency, the battery is flooded by ambient water drawn from around the water vehicle. | 04-17-2014 |
20140102422 | GAS MIXER, GAS MIXING SYSTEM, GAS ENGINE - A gas mixer for mixing a first gas and a second gas, including a gas housing, a Venturi tube, a flow body for the first gas arranged in the Venturi tube to form a mixing gap, an inflow tube connected to the Venturi tube, to an inflow opening to the Venturi tube for the second gas, and an actuating element for varying the inflow cross section of the inflow opening. The actuating element has a first and a second actuating part which restrict the inflow cross section. The first actuating part is a first gas housing part and the second actuating part is a second gas housing part. At least one of the gas housing parts forms part of the Venturi tube and/or of the inflow tube At least one of the gas housing parts can be moved with respect to another and has a rotor of a linear motor. | 04-17-2014 |
20140083083 | METHOD FOR CONTROLLING THE NOx CONCENTRATION IN THE EXHAUST GAS OF AN INTERNAL COMBUSTION ENGINE - In a method for controlling the NOx concentration in the exhaust gas of an internal combustion engine in which an NOx control deviation is calculated from an actual NOx value and a desired NOx value, a control value is calculated based on the NOx control deviation via an NOx controller and by means of the control value at least one condition of the cylinder inlet flow volume of the internal combustion engine is adjusted in that, additionally, an adaption injection begin is determined in dependence on the control value of the NOx controller, and the injection begin is changed by the adaption injection begin. | 03-27-2014 |
20140032189 | METHOD FOR MODEL-BASED DETERMINATION OF A TEMPERATURE DISTRIBUTION OF AN EXHAUST GAS POST-TREATMENT UNIT - In a method for a model-based determination of a temperature distribution of an exhaust gas post-treatment unit, a differentiation is made between steady operating states and non-steady operating states by taking into account the axial and the radial temperature distribution, and, on the basis of virtual segmentation of the post-treatment unit, in particular the radial heat transfer to the surroundings is taken into account in the model-based determination for steady operating states, and for non-steady operating states the heat transfer from the exhaust gas which flows axially through the post-treatment unit to the segments is taken into account by a heat transfer coefficient k. | 01-30-2014 |
20140030810 | METHOD FOR THE DYNAMIC DETECTION OF LEAKAGES FOR SCR CATALYTIC CONVERTERS - A method and an arrangement for dynamic breakthrough detection is proposed. The arrangement comprises at least a transfer element, at least a memory unit in which sensor characteristic curves, at least a controller and an evaluation logic are stored. | 01-30-2014 |
20140026560 | RELIEF VALVE - A relief valve for turbines of exhaust turbochargers. Hot exhaust gas flows against this type of relief valves and the relief valves heat up significantly. Sensitive components such as the springs or the membrane can be damaged as a result. The relief valves are normally designed so that the membrane and a radiation panel are adjacent to a first chamber. Air is continuously guided through the first chamber in order to specifically cool the membrane and protect the membrane from excessive heating. | 01-30-2014 |
20130276743 | SEPARATOR WALL FOR A CRANKCASE - A crankcase for an internal combustion engine, having a suction arrangement which is assigned to the crankcase and is configured for ventilating the crankcase of blow-by gas, in particular a gas/oil mixture, to produce a limited vacuum in the crankcase is disclosed. The crankcase has at least one dividing wall which is configured to feed blow-by gas and to separate oil. A ventilating housing part and a carrier housing part which is arranged above the ventilating housing part in included in the crankcase. The dividing wall is formed between the ventilating housing part and the carrier housing part and a suction arrangement is formed in the form of a suction jet pump which is configured for extracting oil from the dividing wall. | 10-24-2013 |
20130263833 | CARRIER HOUSING AND INTERNAL COMBUSTION ENGINE - The disclosure relates to a carrier housing for an internal combustion engine having an engine block with a V arrangement of cylinders and having a charging group, designed for two-stage charging. The carrier housing is designed to bear at least a number of components of the charging group, and is designed to be arranged on an upper face of the engine block in an intermediate space of the V arrangement. The carrier housing includes a bottom fastening mechanism for attaching the carrier housing to the upper face of the engine block, a charge air channel formed in the interior of the carrier housing for conducting the charge air of a high-pressure and/or low-pressure stage of the charging group, a cooling fluid channel formed in an interior of the carrier housing for conducting the cooling fluid of an exhaust gas recirculation of the charging group, a channel for coolant and a channel for lubricant formed in the interior of the carrier housing for the high-pressure and/or low-pressure stage of the charging group, and upper carrying elements for components of at least the high-pressure and/or low-pressure stage of the charging group. | 10-10-2013 |
20130206109 | METHOD FOR THE OPEN-LOOP CONTROL AND CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE - A method for closed-loop control and open-loop control of an internal combustion engine having a common rail system is closed. In the proposed method, the rail pressure (pCR) is determined in that an electronic engine control unit specifies the flow rate of a high-pressure pump into the rail via an intake throttle on the low-pressure side. An intake throttle actuation function, by which the intake throttle is temporarily actuated, is set to recur over time in the case of known idle time of the internal combustion engine and an actuated engine control unit. | 08-15-2013 |
20130099653 | PRECHAMBER SPARKPLUG - A pre-chamber sparkplug is suggested with a central electrode, with at least one ground electrode, which is distanced from the central electrode forming a spark gap, and with at least one transfer bore in a pre-chamber cap. The ground electrode comprises an internal circumferential area, which faces the central electrode, and an external circumferential area, which faces away from the central electrode. The internal circumferential area of the ground electrode shows a concave progression in the longitudinal direction of the pre-chamber sparkplug, subjected to a tensile force, and the external circumferential area shows a convex progression in the longitudinal direction of the pre-chamber sparkplug, subjected to a pressure. | 04-25-2013 |
20120321909 | Multilayered bearing shell - The invention relates to a multilayered bearing shell ( | 12-20-2012 |
20120283938 | MASTER/SLAVE ARRANGEMENT OF AN ELECTRONIC ENGINE CONTROL DEVICE WITH ENGINE IDENTIFICATION MODULE - A master/slave arrangement of an electronic engine control device with an engine identification module. The electronic engine control device controls and regulates the internal combustion machine. The engine identification module includes at least one microprocessor and a memory building block for storing an engine identification as well as engine specifics. The electronic engine control device and the engine identification module exchange data through an engine cable harness. The engine identification module is arranged inseparably at the crank housing of the internal combustion machine. The engine identification module can be removed from the crank housing as well as from the engine cable harness only by being destroyed. | 11-08-2012 |
20120265424 | METHOD FOR THE OPEN-LOOP CONTROL AND CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for the open-loop control and the closed-loop control of an internal combustion engine ( | 10-18-2012 |
20120226428 | METHOD FOR THE OPEN-LOOP CONTROL AND CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for the open-loop control and the closed-loop control of an internal combustion engine ( | 09-06-2012 |
20120221226 | METHOD FOR THE OPEN-LOOP CONTROL AND CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for the open-loop control and the closed-loop control of an internal combustion engine ( | 08-30-2012 |
20120215424 | METHOD FOR THE CONTROL AND REGULATION OF AN INTERNAL COMBUSTION ENGINE - Disclosed is a method for the control and regulation of an internal combustion engine ( | 08-23-2012 |
20120210976 | METHOD FOR THE CONTROL AND REGULATION OF A V-TYPE INTERNAL COMBUSTION ENGINE - Disclosed is a method for the control and regulation of a V-type internal combustion engine ( | 08-23-2012 |
20120208107 | ELECTRODE FOR A MOLTEN CARBONATE FUEL CELL AND METHOD FOR THE PRODUCTION THEREOF - The invention relates to an electrode for a molten carbonate fuel cell, having an electrode framework and an active layer comprising pores which is applied to the electrode framework. According to the invention, the active layer contains at least one structure stabilizer. The invention also relates to a method for producing said type of electrode. | 08-16-2012 |
20120200153 | GENERATING SET PRELOADER - An diesel or gas engine-generator unit comprises an internal combustion engine and an alternator, the output of which unit, in use, is adapted to supply electrical power to a site load. The unit is further provided with means to apply a further load ( | 08-09-2012 |
20120173125 | METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for operating an internal combustion engine and a combustion chamber for such an internal combustion engine. According to the method, a thinned base mixture is ignited by additionally injecting a pilot fuel at an injection point in time, wherein the injection point in time of the pilot fuel is selected such that the pilot fuel is not fully homogenized with the base mixture. | 07-05-2012 |
20120166063 | METHOD FOR REGULATING THE RAIL PRESSURE IN A COMMON RAIL INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE - Proposed is a method for open-loop and closed-loop control of an internal combustion engine ( | 06-28-2012 |
20120109499 | METHOD FOR REGULATING A GAS ENGINE - The invention relates to a method for regulating a gas engine ( | 05-03-2012 |
20120102928 | ENCAPSULATED EXHAUST GAS AFTERTREATMENT UNIT - An exhaust gas aftertreatment unit ( | 05-03-2012 |
20120097134 | METHOD FOR CONTROLLING AND REGULATING THE FUEL PRESSURE IN THE COMMON RAIL OF AN INTERNAL COMBUSTION ENGINE - Proposed is a method for controlling and regulating an internal combustion engine ( | 04-26-2012 |
20120097131 | METHOD FOR THE CLOSED-LOOP CONTROL OF THE RAIL PRESSURE IN A COMMON-RAIL INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE - Proposed is a method for open-loop and closed-loop control of an internal combustion engine ( | 04-26-2012 |
20120072094 | METHOD FOR THE AUTOMATIC LAMBDA CONTROL OF AN INTERNAL COMBUSTION ENGINE - A method for automatic lambda control of an internal combustion engine, in which, upon detection of a predetermined operating state of the internal combustion engine, a calibration factor (KAL) is determined and in which, during the operation of the internal combustion engine, a lambda measuring signal (iP) is corrected by the calibration factor (KAL) and is set as the actual lambda value (Lam(IST)) for the automatic lambda control of the internal combustion engine. The predetermined operating state is recognized when an engine coastdown is initiated. | 03-22-2012 |
20120035791 | METHOD FOR CONTROLLING A RAILWAY VEHICLE - The invention relates to a method for controlling a railway vehicle having a double drive system, wherein each drive system comprises an internal combustion engine and a transmission unit, wherein a target drive torque (M(SL)) is provided as a power requirement by means of a drive lever, wherein an actual drive torque (M(IST)) of the railway vehicle is determined and a drive torque deviation is calculated from the target drive torque (M(SL)) and the actual drive torque (M(IST)). The method further comprises determining a prediction drive type (AAP), and a target drive type (AA(SL)) in the sense of a single or double drive, a target operating point (BP(SL)), and a target transmission stage (US(SL)) are set for the transmission units, based on the drive torque deviation and the prediction drive type (AAP), by means of a traction manager ( | 02-09-2012 |
20120007008 | FLAP ASSEMBLY, IN PARTICULAR EXHAUST GAS FLAP ASSEMBLY - For a flap assembly, in particular an exhaust gas flap assembly, with the flap mounted on both sides via bearing devices in the housing, the disclosure describes a design in which a bearing body is supported radially against an annular collar of the bearing device and, by way of the annular collar, is held braced in a radially spring-loaded manner in a predefined radial position. | 01-12-2012 |
20110256973 | DRIVE TRAIN WITH A FIRST ELECTRIC MOTOR AND A PLANETARY GEAR MECHANISM AS WELL AS WIND ENERGY PLANTS, GAS TURBINES AND WATER TURBINES AND VEHICLES THAT HAVE THIS DRIVE TRAIN - A drive train, wherein the drive train has a first electric machine (EMI) which can be operated in a motor or generator operating state, and a planetary gear mechanism ( | 10-20-2011 |
20110231080 | CONTROL AND REGULATION METHOD FOR AN INTERNAL COMBUSTION ENGINE HAVING A COMMON RAIL SYSTEM - The invention relates to a control and regulation method for an internal combustion engine ( | 09-22-2011 |
20110220066 | CONTROL AND REGULATION METHOD FOR AN INTERNAL COMBUSTION ENGINE HAVING A COMMON RAIL SYSTEM - The invention relates to a control and regulation method for an internal combustion engine having a common rail system, wherein a rail pressure is regulated in normal operation in that a first actual rail pressure is determined via a first filter from the rail pressure, an offset is calculated from a target rail pressure and the first actual rail pressure, a variable is calculated via a pressure regulator from the offset and a PWM signal having a first PWM frequency (f | 09-15-2011 |
20110178659 | METHOD FOR CONTROLLING A HYBRID DRIVE IN A RAIL VEHICLE - A method is proposed for controlling a hybrid drive in a rail vehicle in which an electronic route timetable (SPL) is predefined as route-section-related speeds by means of a train control device, route-section-related types of drive for the rail vehicle are predictively determined by means of the electronic route timetable (SPL) before the journey begins, a deviation of the actual position from a setpoint position of the rail vehicle which is obtained from the electronic route timetable (SPL) is determined while the rail vehicle is travelling, a time margin is calculated on the basis of the difference in position, and the current type of drive is retained or changed as a function of the time margin. | 07-21-2011 |
20110130944 | METHOD FOR AUTOMATICALLY CONTROLLING AN INTERNAL COMBUSTION ENGINE - A a method for automatically controlling an internal combustion engine, in which an individual accumulator pressure (pE) of a common rail system is detected in a measurement interval and stored; in which an evaluation window is determined for the stored individual accumulation pressure (pE), within which window an injection was brought about; in which, in a first step, both a representative injection start and a trial injection end are determined in this evaluation window as a function of the detected pressure values, and, in a second step, both a trial injection start and a representative injection end are determined in this evaluation window as a function of the detected pressure values; in which the representative injection start is checked for plausibility against the trial injection start; and in which the representative injection end is checked for plausibility against the trial injection end. | 06-02-2011 |
20110066781 | METHOD FOR ASSIGNING ADRESSES TO INJECTORS - A method for assigning addresses to injectors of an internal combustion machine, wherein, prior to the starting procedure, an electronic motor control device selects a first injector by activating the first injector by a first control line from the electronic motor control device. The electronic motor control device is arranged on a data bus to which the electronic motor control device and all injectors are connected. A first address value is placed on the motor control device and the first injector assumes the first address value as the address assigned to it. | 03-17-2011 |
20110035132 | METHOD FOR AUTOMATICALLY CONTROLLING AN INTERNAL COMBUSTION ENGINE - A method for automatically controlling an internal combustion engine, in which an axial displacement (s(t)) and an angle of rotation (w(t)) of a gas-exchange valve are measured during a valve stroke. A displacement deviation is computed from the displacement (s(t)) relative to a reference valve, and an angle of rotation deviation is computed from an initial value and an end value of the angle or rotation. The further operation of the internal combustion engine is set on the basis of the displacement deviation and the angle of rotation deviation. | 02-10-2011 |
20100242937 | METHOD FOR REGULATING A STATIONARY GAS MOTOR - The invention relates to a method for regulating a stationary gas motor ( | 09-30-2010 |
20100089342 | CHARGE-AIR COOLING DEVICE, SYSTEM FOR TURBOCHARGING AND/OR CHARGE-AIR COOLING, METHOD FOR CHARGE-AIR COOLING - An apparatus for charge air cooling for an internal combustion engine of a motor vehicle, comprising a first heat exchanger for charge air high-pressure cooling, and at least one second heat exchanger for charge air low-pressure cooling, and at least one first connecting element for connecting a first heat exchanger and the at least one second heat exchanger together, at least one coolant supply conduit for supplying at least one heat exchanger with coolant, at least one coolant discharge conduit for the discharge of coolant from at least one of the heat exchangers, wherein the at least one coolant supply conduit and the at least one coolant discharge conduit are arranged substantially completely in the at least one first connecting element. | 04-15-2010 |
20100076632 | METHOD FOR AUTOMATICALLY CONTROLLING THE SPEED OF A SHIP - A method for automatically controlling the speed of a ship, in which the engine speed (nMOT) is automatically controlled by a closed-loop engine speed control system as an inner closed-loop control system, the ship's speed (vS) is automatically controlled by a closed-loop ship's speed control system as an outer closed-loop control system, and the ship's set speed (vSL) is influenced as a reference input of the closed-loop ship's speed control system as a function of an external signal source. The ship's set speed (vSL) is corrected as a function of the underwater topography (TOPO). | 03-25-2010 |
20100030450 | METHOD FOR CONTROLLING A V-TYPE INTERNAL COMBUSTION ENGINE - A method for controlling a V-type internal combustion engine with a separate common rail system on an A side and a separate common rail system on a B side of the internal combustion engine, in which a set injection quantity is computed at least as a function of an actual speed relative to a set speed. An injection time for controlling an A-side injector is computed by an injector map as a function of the set injection quantity and as a function of an A-side actual rail pressure. The injection time for controlling a B-side injector is computed by the same injector map as a function of the set injection quantity and as a function of a B-side actual rail pressure. | 02-04-2010 |
20100030410 | METHOD FOR CONTROLLING A SHIP PROPULSION SYSTEM COMPRISING A SURFACE PROPELLER - The invention relates to a method for controlling a ship propulsion system comprising a surface propeller in which the desired capacity is interpreted as the target rotational value, the rotational speed control deviation is calculated from the desired rotational value and the actual rotational value of the internal combustion engine and an injection quantity for the rotational control of the internal combustion engine is determined using the rotational speed control deviation on a rotational speed controller. According to said method the trim position of the surface propeller is controlled by means of an arrangement controller in accordance with the capacity reserve of the internal combustion engine and the actual trim position and the effective rotational speed, said trim position being determined from the rotational speed control deviation. | 02-04-2010 |
20100024773 | METHOD FOR AUTOMATIC PRESSURE CONTROL - A method for automatically controlling the pressure of a common rail system on an A side and a common rail system on a B side of a V-type internal combustion engine, in which the rail pressure (pCR(A)) of the common rail system on the A side is automatically controlled by an A-side closed-loop pressure control system, and the rail pressure (pCR(B)) of the common rail system on the B side is automatically controlled by a B-side closed-loop pressure control system. The automatic control of each side is independent of the other. A common set rail pressure is set as a reference input for both closed-loop pressure control systems. A set injection quantity is computed by a speed controller as a function of an actual speed relative to a set speed, and a common disturbance variable is computed as a function of the set injection quantity. Both the correcting variable of the A-side pressure controller and the correcting variable of the B-side pressure controller are corrected by the common disturbance variable. | 02-04-2010 |
20090288637 | METHOD FOR CALIBRATING AN ACCELERATOR PEDAL - A method for calibrating an accelerator pedal during a driving operation, in which the mechanical position of the accelerator pedal is converted by at least one potentiometer to an electrical signal value and read in by an electronic engine control unit. An idle limit for an idle position of the accelerator pedal and a fill-load limit for a full-load position of the accelerator pedal are set as initial values. An idle signal value that is less than or equal to the idle limit is stored in a potentiometer-specific idle data memory for each potentiometer, a representative idle signal value is determined from the stored idle signal values, and this value is set as the determining idle position of the accelerator pedal specific to each potentiometer. A full-load signal value that is greater than or equal to the full-load limit is stored in a potentiometer-specific full-load data memory for each potentiometer, a representative full-load signal value is determined from the stored full-load signal values, and this value is set as the determining full-load position of the accelerator pedal specific to each potentiometer. | 11-26-2009 |
20090192698 | METHOD FOR AUTOMATICALLY CONTROLLING A STATIONARY GAS ENGINE - A method for automatically controlling a stationary gas engine, where an engine speed control deviation is computed from a set engine speed (nSL) and an actual engine speed (nIST), and a set torque is determined as a correcting variable from the speed control deviation by a speed controller, where a set volume flow is determined as a function of the set torque to establish a mixture throttle angle (DKW | 07-30-2009 |