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WO/2014/200415A1 |
Method for estimation of a mean torque generated by a combustion engine with at least two cylinders, comprising to generate an engine speed vector, wherein several measuring values representing the instantaneous engine speed of the engin...
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WO/2014/200421A1 |
Method to monitor an operating characteristic in a combustion engine, wherein a monitoring matrix divided into a number of sections for storage of information is created, wherein each section is associated with specific intervals of engi...
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WO/2014/195791A1 |
A misfire detection system for an engine, includes a crank angle sensor, a misfire detection unit, an acquisition unit and a correction unit. The misfire detection unit detects a misfire condition in the engine based on a misfire index. ...
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WO/2014/192777A1 |
A control apparatus for an internal combustion engine includes an in- cylinder pressure sensor (34) for detecting an in-cylinder pressure (P, 100). In-cylinder heat release amount data is calculated (102) based on in-cylinder pressure da...
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WO/2014/189441A1 |
The invention relates to a method to determine the function of a sensor (235; 245; 255; 265) arranged to determine the level of a component in the exhaust gases from an engine (206), comprising the following steps: - to expose (s420; s45...
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WO/2014/184657A1 |
The invention relates to a method and system for the vibration analysis of an engine, comprising: processing means (3) for acquiring vibration signals related to the engine (15) and for forming at least one spectrogram that is representa...
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WO/2014/185222A1 |
Provided is an engine bench system capable of performing a racing test with good precision on the basis of output values of a shaft torque meter disposed nearer to a dynamometer than the engine. A test body is separated into an engine ma...
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WO/2014/182222A1 |
The invention relates to a method for control of operation of a combustion engine (230) of a vehicle (100), which vehicle (100) has functions of starting and switching off said combustion engine (230), both via ignition switch and via a ...
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WO/2014/174881A1 |
The present invention makes it possible to detect a top dead center without disassembling an engine. An insertion tube (31) of a top-dead-center detection device (30) is attached to a plug hole (25) of an engine (10). The top-dead-center...
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WO/2014/164372A1 |
A system and method for adjusting the ignition timing of an engine. The system includes a strobe device in communication with a wireless clamp. The wireless clamp sends a firing signal of a spark plug of an engine to the strobe device an...
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WO/2014/150742A1 |
A spark ignition engine system for communicating data includes a capacitive discharge ignition system using a microcontroller for controlling the spark ignition of a light-duty internal combustion engine; a memory device communicated wit...
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WO/2014/150749A1 |
In at least some implementations, an engine control process includes an engine speed test and other steps. The engine speed test includes the steps of a) determining a first engine speed, b) changing the air/fuel ratio of a fuel mixture ...
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WO/2014/150844A1 |
An autonomous vehicle control system (e.g., 105; 600) for use on a vehicle, such as a motorcycle (e.g., 100) or an all-terrain vehicle (ATV) to autonomously control the vehicle without a driver during vehicle testing is provided. The veh...
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WO/2014/143295A1 |
A method for configuring a sensor of a non-interference stress management system is disclosed. The method may include determining a focal distance between a light transmitting fiber and a transmit lens, the focal distance configured to f...
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WO/2014/141627A1 |
The angular deceleration (dω/dt) of an output shaft after switching from a driving state, in which an engine is driven by burning fuel that is supplied, by a fuel supplying device, into a space in an engine cylinder, to a measuring stat...
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WO/2014/144036A1 |
A system for analyzing an engine of a vehicle may comprise a computer including a computer processor, a sensor connected to a portion of the vehicle and being configured to provide an engine signature to the computer, a simulator module ...
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WO/2014/135809A1 |
A method for monitoring the health of an aircraft (10) turbomachine (12), comprising a step (E3) of detecting a period from measurements of at least one first parameter relative to the turbomachine (12) and of at least one second paramet...
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WO/2014/131570A1 |
The present invention relates to a method (20) for determining a power (25) of a turbomachine (2) which has, in the interior thereof, a turbine housing (3) which is supported with respect to a torque (23). In the method according to the ...
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WO/2014/123443A1 |
The invention relates to engine testing. During vibration diagnosis and the forecasting of sudden failure as a result of damage to the bearing between the rotors of a turbojet engine containing two rotors and one inter-rotor bearing, vib...
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WO/2014/122013A1 |
The present invention relates to a gas turbine system comprising a gas turbine engine (101) for generating power, a control unit (102) for controlling the gas turbine engine (101), a data acquisition system (108) comprising a thermodynam...
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WO/2014/110505A2 |
An engine cylinder misfire detection system is provided that detects changes in exhaust manifold pressure (EMP) fluctuations, compares the EMP fluctuations with diagnostic thresholds determined with other engine characteristic informatio...
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WO/2014/106118A1 |
A method of evaluating operating capability of a prime mover includes: starting the prime mover with a minimum load requirement threshold; obtaining a reference prime mover operation parameter for the prime mover; comparing the reference...
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WO/2014/098156A1 |
[Problem] To provide a measuring implement which can be easily mounted to an internal combustion engine. [Solution] A measuring implement (30) is equipped with: a measurement container (31) having formed therein a chamber (34) to be meas...
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WO/2014/091165A1 |
The present invention relates to a method for acoustically detecting at least one malfunction (DYS) of a motor, the motor generating a primary noise Po that is treated by an active noise control system emitting, at the noise reduction ta...
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WO/2014/087090A1 |
The invention relates to a system for measuring an oil-retention volume (VR) of at least one first member (ORG1) of a lubrication circuit (1, 10, 20, 30) of an engine, the injected oil (10) passing through the first member (ORG1) mixed w...
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WO/2014/079057A1 |
Disclosed is a steady-flow test station for measuring the performance of an engine vortex intake system, the test station comprising a dummy cylinder (6), a vortex exhaust pipe (3), a vane anemometer (2), a tachometer (4), a manometer (7...
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WO/2014/079059A1 |
A steady-flow test station for measuring the performance of an engine tumble intake system, comprising a dummy cylinder (6), a tumble exhaust pipe (3), a vane anemometer (2), a tachometer (4), a manometer (7), a flow meter (8), an exhaus...
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WO/2014/072060A2 |
A method according to the invention for monitoring an internal combustion engine has the following method steps: picking up an acoustic spectrum of an adjusting process by means of a sound sensor, in particular a knock sensor, and analyz...
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WO/2014/070529A1 |
An engine starting system and technique include selecting a target engine speed profile from a plurality of engine speed profiles based on operator inputs and operating parameters of the vehicle. A feedback control strategy is used to su...
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WO/2014/066995A1 |
A method for detecting and diagnosing a gaseous fuel leak in a dual fuel internal combustion engine system comprises producing a fault signal indicating that there is a leak of gaseous fuel into liquid fuel when an amount of gaseous fuel...
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WO/2014/066214A1 |
An exemplary exhaust testing apparatus includes a housing defining an exhaust flow path extending from an inlet to an outlet. At least a portion of the housing is selectably rotatable relative to an exhaust aftertreatment system. An arm ...
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WO/2014/065743A1 |
A combustion engine (100) includes at least three cylinders (C1, C2, C3, C4, C5, C6). A diagnostic system for the engine (100) comprising at least one sensor (s7) configured to register a measuring signal (rpm) representing a respective ...
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WO/2014/061751A1 |
[Problem] The purpose of the present invention is to provide a method with which it is possible to precisely and conveniently measure the cylinder volume when a piston is in the top dead center position, without the measurement being inf...
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WO/2014/059529A1 |
There is provided a system and method for detecting an abnormal operation of a motor controlling an operating parameter of a machine. Both a torque of the motor and the operating parameter are monitored. A memory stores a plurality of pr...
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WO/2014/059242A1 |
A closed loop control system for a fuel pump based on characteristics of speed, pressure, and current. The pressure generated by the pump system is increased at the point in time when the pump system is working against a dead head system...
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WO/2014/055822A1 |
A method dynamically reconstructing a stress and strain field of a turbine blade includes providing a set of response measurements from at least one location on a turbine blade, band-pass filtering (32) the set of response measurements b...
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WO/2014/051887A1 |
Certain embodiments of the disclosure may include systems, methods and apparatus for operating and validating a compressor. According to an example embodiment of the disclosure, a method is provided for validating compressor operation. T...
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WO/2014/030013A1 |
An apparatus and method for determining an operational state of a motor are described. The apparatus (2) comprises: a sensor (4) for detecting vibration; and a processor (6) coupled to the sensor. The processor (6) is configured to: conv...
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WO/2014/016173A2 |
The invention relates to a mobile test bed assembly which is installed on a first movable pallet construction for performing an EMC measurement on at least a first drive system test specimen (in particular electric motor/generator having...
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WO/2014/005976A1 |
Disclosed is a method of providing fuel to a fuel line when diagnosing a vehicle in an end-of-line process. According to the present disclosure, when receiving a request of a diagnostic for a fuel supply unit from a diagnostic apparatus ...
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WO/2014/008040A1 |
An emissions test apparatus is provided and may include a filter housing having at least one of a first RFID tag and a first bar code identifying the filter housing. A filter media may be selectively disposed within the filter housing an...
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WO/2014/001338A1 |
In order to verify compliance with limits for harmful substances, large engines currently must be tested in accordance with the rules of the International Civil Aviation Organization (ICAO). Currently, there is neither a standardized mea...
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WO/2013/191728A1 |
A method for two point calibration of a tunable diode laser (TDL) spectrometer for the specific wavelength of light from the TDL v. the specific current fed to the TDL, for the slope of wavelength of light from the TDL v. the current fed...
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WO/2013/190365A2 |
The invention relates to a method for comparing and reducing the polluting emissions of a motor vehicle, comprising the steps involving: by means of a probe for analysing exhaust gases, detecting the emissions of a vehicle during a test ...
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WO/2013/192405A1 |
An induction cleaning analyzing system includes a pressure sensor, an ignition event detector, and a control module. The pressure sensor measures airflow pressures of intake air and/or exhaust from cylinders in a common airflow pathway o...
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WO/2013/185890A1 |
The invention relates to a method for identifying edges on a camshaft target (30) having a plurality of teeth on the periphery thereof, the plurality of teeth forming a series of M edges when the camshaft makes one revolution, wherein sa...
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WO/2013/188346A1 |
A system and method is provided for synchronizing a first and second signal of an exhaust sampling system. The first signal is generated by a first instrument and includes an exhaust flow rate component and a first instrument time stamp ...
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WO/2013/187856A1 |
A method of operating an internal combustion engine is provided. An in-cylinder pressure within a cylinder of the engine is determined. A fuel injection pressure from a fuel injector disposed within the cylinder is determined. A ratio of...
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WO/2013/184608A1 |
A method (1200) for collecting and processing vibration data from a turbine engine system (148) is disclosed. The method comprises: receiving (1202) engine data from the turbine engine while in service, where the engine data include vibr...
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WO/2013/181145A1 |
An exhaust sampling system for an engine is provided. The exhaust sampling system may include a source of exhaust gas, an exhaust collection unit including at least one collection bag that selectively receives the exhaust gas, and a firs...
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