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WO/2021/113508A1 |
A method and system (600) of determining the location and size of a crack in a blade (200) includes measuring a time of arrival of a tip of the blade at an angular position in a rotation by means of one or more sensors (602), using the t...
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WO/2021/110441A1 |
The present invention refers to a method of determining the wear state of a component of a continuous flow engine. Furthermore, the present invention refers to a computer program product to execute such method. Additionally, the present ...
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WO/2021/110907A1 |
The invention relates to a method for determining a damage state of components, wherein damage states are determined for a component on the basis of operating states of an overall system that comprises the component by determining time-n...
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WO/2021/106009A1 |
A misfire detection system (300) comprising an ignition system (303) including an ignition coil (107), an ion current measurement circuit (302) electrically connected to the ignition coil (107) for measuring an ion current generated from...
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WO/2021/092640A1 |
The invention relates to a method for performing operational analysis of a machine and/or for calibrating a controller of the machine, in particular of an internal combustion engine, wherein the engine is run up to test points which are ...
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WO/2021/094693A1 |
A method for monitoring the torsion of a rotary shaft on a turbomachine of an aircraft from measurements of at least three sensors distributed along the rotary shaft so as to divide the shaft into at least two shaft segments, the method ...
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WO/2021/094700A1 |
A modular and autonomous assembly (1) for detecting the angular position of the blades of an impeller intended to be mounted on a turbine engine, the assembly (1) comprising: - at least one electrical power source (711b, 71b, 72b) enabli...
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WO/2021/094533A2 |
The invention relates to a borescope (1), in particular for the borescopy of fuel chambers (58) of aircraft engines (50), and to an assembly (31) comprising a borescope (1). The borescope (1) comprises an electronic image capturing unit ...
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WO/2021/097158A1 |
A system is provided that includes a collection tube extending along a length and having a channel therewithin, wherein one end of the collection tube is configured to receive an air sample. The system further includes a sensor, wherein ...
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WO/2021/093806A1 |
An intelligent self-checking gas turbine based on variable fuzzy membership degree, comprising a gas unit. The gas unit comprises a housing (1) and a gas pipeline (2) fixedly mounted at one end of the housing (1) and communicated with th...
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WO/2021/089936A1 |
The invention relates to a method (1) for monitoring a rotating machine (100) of an aircraft, wherein a measurement signal is acquired from the rotating machine. According to the invention, instantaneous frequencies (ƒĸ(t)) of sinusoid...
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WO/2021/088160A1 |
The present invention belongs to the technical field of aeroengine fault diagnosis, and provides a stochastic configuration network-based health parameter estimation method for a turbofan engine. According to the stochastic configuration...
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WO/2021/078491A1 |
A method of determining the instantaneous acceleration of an internal combustion engine comprising one or more cylinders, with respect to a combustion event, n, comprising: a) providing a signal indicative of crankshaft speed, said signa...
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WO/2021/068014A1 |
According to the invention, a compensation amplitude (KP_PKkomp) is determined from the maximum amplitudes (KP_PK) of a number of cycles (Ak) recorded at a first operating point, which compensation amplitude is used to compensate maximum...
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WO/2021/059743A1 |
Provided is a sliding member of an internal combustion engine including a self-detecting material for highly reliable and easy monitoring of damage to the sliding member. A sliding member of an internal combustion engine including a self...
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WO/2021/052763A1 |
The invention relates to a method for post-injection diagnostics of an injection system (100), wherein the method comprises the following steps: - controlling an injector (150) during a main injection interval in order to carry out a mai...
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WO/2021/045646A1 |
The invention relates to the field of aircraft engineering. The present autonomous integrated device for collecting, recording and monitoring the parameters of an aircraft gas turbine engine comprises an engine parameter recording unit w...
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WO/2021/036670A1 |
Embodiments of the present application provide a multimode output intelligent vibration detection method and apparatus. The method comprises: obtaining a target video corresponding to a vibrating object; performing parameter extraction o...
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WO/2021/034480A1 |
In an aspect, a fuel economy of a vehicle is determined by: receiving telematics data produced at least partly by one or more sensors at a vehicle; identifying, based at least partly on the telematics data, one or more fueling events of ...
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WO/2021/034259A1 |
A method (100) is disclosed of performing one or more in-cycle misfire diagnoses of the combustion of an internal combustion engine (1). The method (100) comprises obtaining (110) at least a first input value indicative of a current comb...
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WO/2021/025832A1 |
An electronic control unit to control an engine control module of an engine is disclosed. The electronic control unit may receive, from a load monitoring device, power command information associated with a load of an engine. The electron...
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WO/2021/022310A1 |
In order to provide a method for carrying out a test run on a test bench (10), wherein a test object (1) is connected to a loading machine (2) on the test bench (10) and directly loaded, a target torque (T-Soll) is specified for a torque...
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WO/2021/021378A1 |
A NOx sensor protection system (130) includes a flow control device (131) forming an internal chamber (134) with exhaust and shield gas ports (141, 150) and a NOx sensor (118, 120). The flow control device (131) is configured to selectiv...
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WO/2021/013331A1 |
In summary the invention relates to method and apparatus for estimating electromagnetic forces active in an electric ma- chine. The method comprises the steps of: Measuring (S1) at least one first operation parameter (Ytot) of the electr...
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WO/2021/011148A1 |
A control system (600) for a gas turbine engine (100) is disclosed. In embodiments, control system (600) includes a controller (610) and a high speed recorder (660). The controller (610) obtains a sensor value from a sensor (22) connecte...
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WO/2021/009226A1 |
The invention relates to a depolluted test bench (1) for a turbomachine (6) comprising: - a channelled air duct (2) comprising an air inlet (3) and an air outlet (4) to allow a flow of air between the air inlet (3) and the air outlet (4)...
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WO/2021/007540A1 |
A vehicle longitudinal speed control testing apparatus includes a first movable target body spaced away from a vehicle executing active speed control while loaded by a dynamometer assembly, and a controller. The controller changes a dist...
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WO/2021/003346A1 |
Embodiments herein relate to systems and methods for detecting aeration properties in fluids using a vibration sensor. In an embodiment, a system for fluid aeration monitoring is included having a vibration sensor configured to be mounte...
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WO/2020/255504A1 |
This system identification method comprises: a step (S1) for measuring frequency responses (ω, HR1), (ω, HR2)…, and (ω, HRn) in a real system under n sets of disturbances of different magnitudes; a step (S3) for calculating frequenc...
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WO/2020/250871A1 |
The present invention prevents water from clogging an introduction hole to a humidity sensor. A stepped shape is formed in which the thickness of the tip-end side of a housing is reduced, and the introduction hole to the humidity sensor ...
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WO/2020/239192A1 |
According to the invention, in a method for determining a value of an output torque and/or transmitted torque of a torque-generating or torque-transmitting machine (1), which machine (1) is mounted on at least one resilient bearing (2, 3...
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WO/2020/237278A1 |
The invention relates to a method for testing a vehicle (2) comprising a vehicle test stand (1). Said vehicle test stand (1) comprises a cooling agent (24) and the vehicle (2) comprises a tester with a cooling agent circuit. The cooling ...
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WO/2020/239266A1 |
The present disclosure refers to a method for detecting an exchange of a component of an ignition system of a spark-ignited internal combustion engine. The method comprises the step of determining at least one parameter being indicative ...
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WO/2020/236158A1 |
A sampling assembly for an exhaust gas aftertreatment system includes a body layer, an outer bowl, a first sampler, and an inner bowl. The body layer defines a cylindrical passage. The outer bowl is coupled to the body layer. The first s...
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WO/2020/227746A1 |
The invention relates to a method for real time-analysis of in-engine processes in a drive train having at least one drive machine (M). In this method, the following steps are carried out: a) providing a measuring device (2) having at le...
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WO/2020/223389A1 |
A method for testing an engine in a vehicle includes arranging a bath separate from the vehicle configured to cool a driveline component of the vehicle, adjusting a temperature of the driveline component to a target temperature, and resp...
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WO/2020/217004A1 |
A system for monitoring an aircraft engine, comprising: an acquisition module (3) for acquiring current measurements of physical size, referred to as input (ME) and output (MS) physical sizes, relative to the aircraft engine (15), a modu...
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WO/2020/215611A1 |
A multi-parameter surface acoustic wave sensing device and a manufacturing method therefor. The multi-parameter surface acoustic wave sensing device comprises a high-temperature-resistance piezoelectric crystal substrate (1), and a first...
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WO/2020/212665A1 |
The invention relates to a system for monitoring the health of a helicopter, comprising a helicopter and a device for determining a change in state of the engine that is configured to collect data measured by engine sensors and external ...
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WO/2020/212497A1 |
The invention relates to a method for synchronising an internal combustion engine, which comprises: - a) a first step of acquiring, by the camshaft sensor, signals corresponding to at least five cam edges x, - b) a second step of determi...
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WO/2020/207211A1 |
A coaxial capacitive sensor and an online monitoring and diagnosis method for engine lubricating oil abrasive particles. The coaxial capacitive sensor comprises a sensor lubricating oil inlet (10) and a sensor lubricating oil outlet (20)...
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WO/2020/201648A1 |
The invention relates to a method for diagnosing the presence of frost in the tapping of a differential pressure sensor, referred to as a backpressure sensor, comprising: - a step of defining a time interval (I), - a step of calculating ...
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WO/2020/195827A1 |
In the present invention, a communicating hole 7 communicating through a wall surface 2a of a combustion chamber 2 and a side wall surface 3a of a cylinder block 3 is formed in the interior of the cylinder block 3. A visualizing member 4...
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WO/2020/195844A1 |
In the present invention, a communicating hole 7 communicating through a wall surface 2a of a combustion chamber 2 and a side wall surface 3a of a cylinder block 3 is formed in the interior of the cylinder block 3. A visualizing member 4...
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WO/2020/188512A1 |
A torsiometer (1) for determining torsiometric characteristics of a component (100) of an automotive transmission system, comprising a spindle (6) configured to receive the first member (101) of the component (100), a motor unit (5) conn...
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WO/2020/187100A1 |
An actual road driving cycle database, for use in constructing a loop cycle for measuring vehicle emissions, the loop cycle comprising three parts, namely a basic cycle, an aggressive driving cycle, and a high emission cycle. Also provid...
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WO/2020/186279A1 |
The invention relates to a measuring system for measuring a mass flow rate, a density, a temperature and/or a flow rate, having: a main conduit (10) that leads from a supply unit (36) to a consumer (40); a measuring unit (34) that consis...
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WO/2020/187111A1 |
A method for constructing engine test conditions, comprising transient testing conditions and steady-state testing conditions, the transient testing conditions being constructed based on a CHTC condition curve, and the steady-state testi...
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WO/2020/182808A1 |
The invention proposes a method for generating an estimator of error in the measurement of a motor vehicle cylinder pressure sensor, the method being implemented by a computer comprising a memory, the method comprising the following step...
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WO/2020/182931A1 |
The invention relates to a method for monitoring the state of a drive assembly (1). The method comprises the following steps: • detecting measured values of various parameters by means of a plurality of sensors (7, 8, 9, 10, 11) at def...
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