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WO/2018/069073A1 |
Disclosed is a method for determining whether a combustion process in a cylinder (10) of an internal combustion engine is being carried out. In said method, a decision as to whether or not the combustion process is being carried out is m...
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WO/2018/068904A1 |
The invention relates to a method for inspecting a pressure sensor (35) of a high pressure injection system (13), wherein, in a compression chamber (33) of a high pressure pump (15), a piston (22) of the high pressure pump (15) is moved ...
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WO/2018/050661A1 |
A test system comprising a reactor having a fluid circuit and a test zone for an item under test. A plurality of control zones are included in the fluid circuit for controlling parameters of the fluid in accordance with control informati...
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WO/2018/044032A1 |
The present invention provides an online diagnostic/prognostic system, for a rotation device, which does not require a diagnostic apparatus to be transferred and enables easy transmission of waveform data to a remote site. To this end, t...
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WO/2018/041467A1 |
The invention relates to a method and an assembly for monitoring a hot gas region of a gas turbine, wherein a) the hot gas region is connected to an imaging radar assembly which operates on a gas turbine location remote from the hot gas ...
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WO/2018/041584A1 |
The invention relates to a method for determining cylinder switching (128a) in an internal combustion engine (112), by means of a control unit, preferably a regulator (120) of an electric machine (114) coupled to the internal combustion ...
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WO/2018/041846A1 |
The present application provides a method of evaluating valve tightness in a turbine (100) by a data acquisition system (710). The method may include the steps of receiving a number of operating parameters from a number of sensors (380),...
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WO/2018/041583A1 |
The invention relates to a method for determining an operating state (128a, 132a) of an internal combustion engine (112), comprising the following steps: determining the temporal course of a rotational speed (n) of an electric machine (1...
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WO/2018/041586A1 |
The invention relates to a method for determining a coupling state (128a - 138a) of a drive train (2) of a motor vehicle (1) coupled to a clutch (4) on an internal combustion engine (112). Said method comprises the following steps: detec...
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WO/2018/027251A1 |
The invention relates to a method for assessing the state of an internal combustion engine (1) with multiple cylinders with a first pressure sensor (5) and a second pressure sensor (7) which are connected to an evaluation unit (2), where...
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WO/2018/026508A1 |
A system (154) for health monitoring of a prime mover (110) coupled to a doubly-fed induction generator (DFIG) (112) is disclosed. The DFIG (112) includes a generator (120) having a rotor winding (132) and a stator winding (130). The sys...
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WO/2018/016628A1 |
The purpose of the present invention is to provide a shaft torque control device capable of executing highly responsive shaft-torque control even when the spring rigidity of a connection shaft that connects an engine and a dynamometer to...
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WO/2018/012421A1 |
A fine particle number detector 10 is provided with a honeycomb filter 20, a charge adding unit 30, a collecting device 40 and a quantity measuring device 60. The honeycomb filter 20 selectively removes, from among fine particles 16 cont...
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WO/2018/003201A1 |
According to the present invention, a low-range torque controller 9 outputs a low-range torque controller output τdc* on the basis of a torque command value τ* and a torque detection value τdet, while a vibration torque controller 11 ...
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WO/2018/002610A1 |
The present invention relates to the technology of gasoline direct injection (GDI) in automotive engines. In this context, the present invention provides a method for maximizing the formation of deposits in injector nozzles of GDI engine...
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WO/2017/222230A1 |
The present invention provides an apparatus for evaluating the performance of a fuel evaporative gas collector, the apparatus being configured to evaluate the performance of a fuel evaporative gas collector capable of collecting fuel eva...
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WO/2017/223108A1 |
Methods, systems, and apparatus for determining a maintenance issue are described. An audio signal is obtained and analyzed to generate an audio signature. A characteristic of a component is identified based on the audio signature and an...
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WO/2017/220666A1 |
The invention relates to a method for operating an electrostatic particle sensor (9) for sensing of soot particles in exhaust gases, wherein the particle sensor (9) has a first electrode (13) and a second electrode (15), wherein a gap (1...
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WO/2017/216217A1 |
A testing rig (1) has a fixed supporting structure (13,14,17), a motor device (10) controlled to drive a shaft portion (16) about a rotation axis (7), and a misalignment applying unit (32) for applying a parallel offset to a portion (26)...
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WO/2017/217020A1 |
A dynamometer (5) in a dynamometer device (1) is assembled on top of a dynamometer-side bed (6), and the dynamometer-side bed (6) is removably attached to a tank-side bed (15) located on top of a bed tank (3). As a result, when taking th...
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WO/2017/216398A1 |
The method is based on exhaustive regulation of depression in the crankcase. When the depression value reaches -15mm of H2O, the extraction system operation is tested with respect to frequency and state of the filters. On the basis of th...
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WO/2017/217021A1 |
A dynamometer (5) in a dynamometer device (1) is positioned on top of a dynamometer-side bed (6), and the dynamometer-side bed (6) is stacked on a tank-side bed (15) located on top of a bed tank (3). The dynamometer (5) is connected to t...
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WO/2017/215931A1 |
The invention relates to a method for determining and inspecting at least one exhaust gas characteristic of a device under test, having the following steps: - setting the device under test to a first constant operating mode, - verifying ...
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WO/2017/211867A1 |
The invention relates to a clutch device (1) for establishing and eliminating a rotational connection between a loading machine (2) of a test stand, in particular an engine test stand, and a test subject (3) and for transmitting a nomina...
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WO/2017/208757A1 |
This invention addresses the problem of providing a misfire detection device having improved detection reliability, and a vehicle. The misfire detection device is provided with: a rotational speed acquisition unit configured so as to obt...
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WO/2017/207159A1 |
The invention relates to a switch cabinet for exhaust-gas measurement installations, comprising a cabinet body (12), which is composed of four laterally bounding walls (14, 16, 18, 20), of which one serves as a ceiling (20), one serves a...
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WO/2017/209681A1 |
The present invention relates to a vehicle dynamometer system for dynamometer testing of a vehicle (100), comprising at least one dynamometer test unit (110, 111) having a power source (201), the power source (201) comprising an output s...
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WO/2017/209847A1 |
In one aspect, a method is described. An operational engine torque is calculated. The engine is operated in a skip fire or firing level modulation manner to deliver the operational engine torque. A reference engine torque is calculated u...
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WO/2017/207160A1 |
The invention relates to a switch cabinet for exhaust-gas measurement installations, comprising a cabinet body (12), which is composed of two side walls (14, 16), a ceiling (20), a floor (18), and a back wall (22) and can be closed by a ...
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WO/2017/207470A1 |
The invention relates to a device (10) and a method for checking a component for the existence of a predetermined target condition. The device (10) comprises at least two bearings (22, 24) at a distance to one another for rotationally re...
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WO/2017/207463A1 |
The invention relates to a method for constructing an analysis data set, to a method for optimizing a motor control, and to a method for operating an arrangement of a test stand having a test piece, wherein the analysis data set is suite...
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WO/2017/202588A1 |
It is described a method for estimating a life indicating quantity of a component (46, 48, 38, 40, 44, 36, 22, 19, 28, 50) of a gas turbine engine (10), the method comprising: measuring (77) values or amplitudes (105, 107) of at least on...
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WO/2017/198963A1 |
A method for estimating at least one physical quantity on exit from a hydraulic circuit comprising an entry node (A), an exit node (D), at least one internal node (B, C) and hydraulic components disposed between the entry node and the ex...
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WO/2017/196481A1 |
A system for and a method of knock detection and control for an engine utilizes a knock sensor configured to generate a knock signal indicative of a vibration of the engine caused by abnormal combustion. A controller is configured to rec...
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WO/2017/187108A1 |
The invention relates to a device for measuring aerodynamic quantities intended for being placed in a flow section of a turbine engine including a profiled body including a profiled rigid portion (21) having a longitudinal surface in whi...
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WO/2017/188271A1 |
The purpose of the present invention is to provide a device for controlling a dynamometer of a test system, wherein the device is capable of controlling shaft torque to a prescribed target torque while minimizing low-frequency-range reso...
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WO/2017/186597A1 |
There is described a method of fault diagnosis during testing of a turbine unit in a turbine testing system, the turbine unit comprising a plurality of turbine components and turbine sensors, the turbine testing system comprising a plura...
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WO/2017/175683A1 |
This abnormality detection device 1 has: an air intake amount acquisition unit 141 that acquires air intake amount data that indicates the air intake amount when an EGR valve 52 is in a prescribed state, said amount being measured at a p...
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WO/2017/168703A1 |
An optical measurement probe 1 is provided for the purpose of guiding, to an apparatus, light generated from a subject to be measured, and is equipped with an optical window 2 and an optical fiber 4. The optical window 2 is formed in a c...
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WO/2017/167467A1 |
A method for operating an ignition system is already known in which a primary coil of a first voltage generator is energized and the energization of the primary coil is interrupted in order to generate an ignition spark at a spark gap. F...
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WO/2017/165799A1 |
An interface circuit assembly for use with an electronic control unit and oxygen sensor of an internal combustion engine. The assembly includes an input port coupled to receive a signal from the oxygen sensor and a processing unit couple...
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WO/2017/160389A1 |
Embodiments are generally directed to a lateral expansion apparatus for mechanical testing of stretchable electronics. An embodiment of a system includes a compressible cylinder to apply mechanical forces to a stretchable electronics dev...
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WO/2017/153207A1 |
A pollution estimation system (100) for estimating pollution level caused by exhaust gas of motor vehicles is provided. The system comprises an acoustic sensor interface (110) arranged to obtain use-data from an acoustic sensor comprisin...
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WO/2017/155873A1 |
Sensing combustion events using a resistive based oxygen sensor exposed to exhaust gases of a periodic combustion process in a combustion engine. The oxygen sensor is disposed in the exhaust plenum of the engine and includes a metal oxid...
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WO/2017/154687A1 |
[Provide] To simply and reliably detect exhaust gas leaks when carrying out an open emission analysis of exhaust gas. [Solution] An exhaust gas discharged from a discharge port 7a is taken into the interior of an exhaust gas collection u...
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WO/2017/144507A1 |
The present disclosure describes a device and corresponding method for measuring tar in a tar environment, e.g., a tar producing environment such as a stove or a combustion engine, based on UV absorption spectroscopy. A first measurement...
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WO/2017/140838A1 |
The invention relates to method for reducing the fluctuation range of the exhaust gas emission value of multiple structurally identical engine assemblies of a production series with a combustion engine and an exhaust gas post-treatment s...
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WO/2017/140286A1 |
The invention relates to a method for determining the influence of an inner test stand (12) on a gas turbine (14) operated in the inner test stand (12), particularly of an aircraft engine. The method allows a separation between state var...
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WO/2017/140443A1 |
The invention relates to a sub-assembly (2, 3, 4, 5, 6, 7, 8, 9) for an output unit (1, 1', 1", 1"') The sub-assembly (2, 3, 4, 5, 6, 7, 8, 9) according to the invention is characterized in that the sub-assembly (2, 3, 4, 5, 6, 7, 8, 9) ...
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WO/2017/140442A1 |
The invention relates to a sub-assembly (2, 3, 4, 5, 6, 7) for a drive unit (1). The sub-assembly (2, 3, 4, 5, 6, 7 ) according to the invention is characterized in that the sub-assembly (2, 3, 4, 5, 6, 7) has a standardized interface fo...
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