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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/2017/209681A1 |
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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WO/2017/137130A1 |
The invention relates to a method for determining an operating mode of an electrical machine (114) coupled to an internal combustion engine (112), the method comprising the steps: detecting a plot against time of a phase signal (121) of ...
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WO/2017/139719A1 |
A chemical species mass flow meter measurement system for use in fluid mixture streams includes a chemical species concentration detection analyzer physically located within a fluid volume flow rate sensing probe along with bulk temperat...
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WO/2017/134329A1 |
The pressure monitoring arrangement for monitoring cylinder pressure of a piston engine (1) comprises a linear encoder (3) comprising a read head (3a) and a scale (3b) and being configured to monitor displacement or deformation of a comp...
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WO/2017/129892A1 |
The invention relates to a revolving part (60) intended to be rotated, comprising a hub (62) intended to be tightly adjusted on a rotary shaft (24), and a body (14) extending radially outwards from an axial end of the hub. In order to in...
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WO/2017/129728A1 |
In order to impress real environmental or ambient conditions, especially thermal conditions, upon a test object during a test run on a test bench, according to the invention, during the test run on the test bench (1), at least one temper...
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WO/2017/127415A1 |
A utility engine air-to-fuel ratio control method in which during an initial or early part of a period of engine continuous operation its stability of operation is determined and if sufficiently stable a test of the air-to-fuel ratio of ...
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WO/2017/125548A1 |
The invention relates to a device (1) for analyzing measurement gas and to a method for operating same, in particular in order to analyze exhaust gas of an internal combustion engine which is subject to pressure and particle concentratio...
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WO/2017/127266A1 |
An operator initiated control process for an engine which tests the air-to-fuel ratio of an air-fuel mixture supplied to the engine when it is in stable operation and if need be changes the air-to-fuel ratio to improve engine performance...
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WO/2017/121552A1 |
The invention relates to switchgear cabinets (10) for exhaust gas measuring facilities, comprising a cabinet body (12) which contains measuring appliances (32, 34, 36) for the analysis of sample gases and has two side walls (14, 16), a b...
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WO/2017/119243A1 |
The purpose of the present invention is to provide a test piece characteristic estimation method capable of quickly measuring the moment of inertia of a test piece while taking loss resulting from rotational friction of the test piece in...
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WO/2017/115894A1 |
The present disclosure provides a data display apparatus and method, and a data display system. In an embodiment, the present disclosure provides an apparatus for displaying data, which is input with pressure, speed and the like of the m...
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WO/2017/113998A1 |
A method and device for monitoring for a malfunction of a wind turbine. The method comprises the following steps: identifying a malfunction of a component in a wind turbine (101); and displaying the identified malfunction by adopting a t...
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WO/2017/116353A1 |
The present invention relates to a vibration and noise mapping system (1) and method (100) which enables to generate the vibration and noise maps of the vibration and noise sources, and to determine areas the vibration and acoustic perfo...
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WO/2017/108250A1 |
The invention relates to a control device and a method for operating a gas turbine. The method comprises the following steps: determining the creep rate of at least one component of the gas turbine for a predetermined time interval, eval...
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WO/2017/110243A1 |
In the present invention, when an internal combustion engine (10) is stopped a control unit (90) closes both a first open/close valve (71) and a second open/close valve (72), reduces the pressure by means of a pressure reduction pump (41...
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WO/2017/102074A1 |
A synchronisation method, estimating the angular position of an engine, modulo an engine cycle, using a crankshaft sensor comprising a crankshaft detector opposite a crankshaft toothed wheel, performing two revolutions per engine cycle, ...
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WO/2017/093638A1 |
Method of estimating the mass enclosed in the combustion chamber of a cylinder of a motor vehicle internal combustion engine, equipped with a means of measuring the pressure in the cylinder, with a means of measuring the angle of the cra...
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WO/2017/088853A1 |
The invention relates to a testing device for testing the electromagnetic compatibility of electric drive systems, the device comprising a measuring chamber (2) that is shielded against electromagnetic radiation, a receptacle for an elec...
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