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WO/2023/232687A1 |
The present invention relates to a method (10) for monitoring a plain bearing (50) of a wind turbine, a steam turbine or a compressor. The method comprises at least the following steps: - detecting (12) a structure-borne-sound signal of ...
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WO/2023/233060A1 |
The present invention relates to a valve verification method, wherein the valves are provided with valve means actuatable by a servomotor associated with an electronic management unit that has an electrical connection socket, wherein a d...
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WO/2023/221291A1 |
A thrust bearing testing machine, relating to the technical field of test equipment. A main body structure comprises a rack (1) consisting of an upper table top (101), a lower table top (102), and vertical columns (103) connecting the up...
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WO/2023/222985A1 |
The invention relates to a method (100) for automatically monitoring a plurality of rotating parts of rotating machines on the basis of a target database comprising a plurality of time signals from a distribution generated from each rota...
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WO/2023/217724A1 |
The invention relates to a method for detecting a defect (DEF) in at least one gear of an aircraft turbomachine based on a vibratory signal (s(n)) of the gear, each gear having a determined meshing frequency (fc) corresponding to a carri...
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WO/2023/214454A1 |
A monitoring system (1) comprises: a shaker (10) that vibrates a tubular structure (40) in each of a first axis direction and a second axis direction perpendicular to the first axis; one or more triaxial accelerometers (20) that are inst...
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WO/2023/213115A1 |
A durability testing device for a transverse moving assembly of a vehicle power seat, relating to the field of durability testing of transverse moving assemblies of vehicle seats, and comprising: a workbench (1), a box (3), an upper cove...
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WO/2023/215422A1 |
A continuous variable planetary (CVP) system includes a CVP hub, which includes a shift mechanism including a shift driver element, and a processing server system to calibrate the CVP system and detect errors within the CVP system. The p...
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WO/2023/207337A1 |
A ball bearing fault determination method and apparatus, and a storage medium, relating to the technical field of rolling bearings. The ball bearing fault determination method comprises: acquiring vibration signals of a ball bearing, and...
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WO/2023/208958A1 |
The invention relates to a method for determining the expected noise emissions of a gear pair, in which method the tooth flanks of a gear of the pair are measured and from the measurement data thereby obtained the deviation of the measur...
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WO/2023/212363A1 |
Following activation of a first machine, a standardized structured data model is instantiated in a controller of the first machine that describes the first machine according to predefined categories populated with predefined labels that ...
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WO/2023/203304A1 |
One aspect of the invention relates to a method for monitoring a rotating machine in order to detect a fault in a bearing, the method comprising the following steps: o acquiring, from the rotating machine, a vibration signal measured by ...
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WO/2023/201855A1 |
The present disclosure belongs to the technical field of engineering machinery, and relates to a milling cutter testing method, a testing system, an electronic device and a milling machine. The milling cutter testing method comprises: ac...
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WO/2023/199655A1 |
The present invention provides a detection method for detecting the state of a bearing device including tapered roller bearings, the detection method comprising: applying an AC voltage to an electric circuit comprising an outer member, a...
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WO/2023/201193A1 |
An autonomous non-destructive inspecting system for inspecting gear teeth of open gear sets, the autonomous non-destructive inspecting system comprising: an eddy current array probe; a robotic device, the robotic device retaining the edd...
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WO/2023/198531A1 |
The invention relates to a drive unit (10) for a drive train test bench for testing a motor vehicle drive train, comprising: a frame (20); an electric motor (30) having a motor shaft; a clutch (40); and a driven shaft (50), wherein: the ...
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WO/2023/197461A1 |
A gearbox fault early warning method and system based on working condition similarity evaluation, which can automatically identify a historical working condition most similar to a current working condition of a gearbox, and, by means of ...
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WO/2023/198827A1 |
A method for measuring mechanical loss in a vehicle module (100) is provided. The vehicle module (100) comprises an electric motor (110), and the method comprises controlling (S09) the electric motor (110) to run at a specific speed (v0)...
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WO/2023/195044A1 |
This gear abnormality detection device (30) comprises: an acquiring unit (31) that acquires, from a sensor (20) for detecting recesses and protrusions of a gear (10), a pulse signal in which a first signal section indicating a recess of ...
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WO/2023/193350A1 |
A bending rigidity test device for a metal rubber bearing (20) in a high and low temperature environment. The device comprises a pre-compression tool (21), which is used for fixing the metal rubber bearing (20) and providing an axial pre...
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WO/2023/193820A1 |
A research and test system for influencing factors of rock breaking and cuttings removal efficiency of a drilling vertical shaft roller cutter (41), which comprises a spare tank (1), a rock breaking and cuttings removal apparatus, a mud-...
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WO/2023/195888A1 |
A control unit (101, 801, 1000) for construction equipment (100, 800), configured to detect belt slip in a drive arrangement (200, 830), the drive arrangement (200, 830) comprising pulleys (210, 220, 840, 850) and at least one drive belt...
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WO/2023/189107A1 |
This estimation device comprises an acquisition unit, a testing unit, a generation unit, and an estimating unit. The acquisition unit acquires a feature quantity obtained from a target in a first state of the target, and a feature quanti...
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WO/2023/186587A1 |
Disclosed herein is a system and method for estimating remaining useful life of a bearing associated with an electric machine (105). The electric machine (105) is configured to transfer rotational energy to a load via a shaft (107) suppo...
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WO/2023/186463A1 |
The present disclosure relates to a method for selecting a candidate bearing component (1, 2, 3) to be re-manufactured, comprising: - performing a non-destructive inspection of at least one portion (10) of a bearing component (1, 2, 3), ...
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WO/2023/187151A1 |
The invention relates to a test stand (100) for testing an electrically drivable axle module (140) for a motor vehicle, comprising at least one first loading motor (110), a second loading motor (120), and a test stand base (130) with a t...
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WO/2023/185827A1 |
A mechanical fault detection method and apparatus, and a server-side device (300) and a storage medium. Fault detection is performed on a mechanical system (100) which includes a plurality of transmission components mainly on the basis o...
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WO/2023/184702A1 |
The present invention relates to an online identification method for a broken shaft fault of a rocker arm of a drum coal mining machine. The method comprises: acquiring a real-time three-phase current of a cutting motor of a coal mining ...
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WO/2023/179974A1 |
The invention was developed against the background of the prior art described above, with the problem addressed by the invention being that of providing a method by which the state of wear at the point in time t of sliding rings and coun...
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WO/2023/180412A1 |
The invention relates to a rolling element bearing, to a wind turbine comprising a rolling element bearing of this type, and to a method for monitoring a wind turbine. The rolling element bearing comprises an inner ring (3) having an inn...
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WO/2023/178883A1 |
Disclosed in the present invention is a universal segment rubber sealing gasket sliding test apparatus, comprising: a base placed horizontally, two counter-force beams being arranged on the base at intervals, and a counter-force frame be...
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WO/2023/176601A1 |
A measurement method for measuring a state of a device in which components are lubricated with a lubricant, the method comprising: applying an alternating voltage to an electric circuit including the components to be lubricated with the ...
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WO/2023/176602A1 |
This method for detecting the state of a bearing device including a sliding bearing comprises applying an AC voltage to an electric circuit formed from the sliding bearing and a rotary shaft, measuring the impedance and phase angle of th...
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WO/2023/173420A1 |
A fixing platform (3), comprises a baseplate (32), a securing component (34) provided on the baseplate (32); a balancing weight (36) coupled to a terminal arm (10) of an industrial robot (1); and a cylinder (38) provided on the baseplate...
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WO/2023/176603A1 |
Provided is a method for diagnosing the state of a bearing device including a plurality of electrically connected rolling bearings, the method comprising: measuring the impedance of the plurality of rolling bearings as a whole by applyin...
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WO/2023/173422A1 |
A fixing apparatus (2) for use with an industrial robot (1) and a method of measuring a backlash of a gear (400). The industrial robot (1) comprises a first arm (11) and a second arm (12) connected to the first arm (11). The fixing appar...
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WO/2023/173184A1 |
The present invention relates to a sensing device for attachment to the casing of a piece of equipment, said device comprising a housing (1) configured for attachment to the casing of a piece of equipment by means of an attachment system...
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WO/2023/169255A1 |
A system and method for measuring creep of a hydro-generator by using image monitoring. A circle of color tape in the shape of a "sawtooth waveform" is provided around an outer wall of a main shaft (1) of a hydro-generator, and the "sawt...
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WO/2023/169980A1 |
The invention relates to a test stand (100) for a drive train of a motor vehicle, said test stand comprising: a first loading motor (110); a second loading motor (120); and a base frame (130) having a test object receiving area (131) for...
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WO/2023/170013A1 |
The invention relates to a test stand (100) for the powertrain of a motor vehicle, comprising at least one electric loading motor (110) and a support frame (130), wherein an axial end face of the at least one electric loading motor (110)...
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WO/2023/166119A1 |
A method (100) of evaluating seal properties of an elastomeric seal (30) or a plastic seal (32) on a valve element (22) or a valve seat (24), which valve element (22) being operated by a hydraulic arrangement (10), wherein the valve elem...
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WO/2023/166778A1 |
To provide a belt conveyor abnormality detection system that, if frequency components of a motor current that drives a belt conveyor are used as features, can separate types of abnormality even if a plurality of abnormalities affect the ...
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WO/2023/167193A1 |
Provided is a performance diagnostic device capable of more appropriately diagnosing the state of a machine on the basis of a frequency analysis result obtained from the state information of the machine.　This performance diagnostic dev...
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WO/2023/155349A1 |
Embodiments of the present application relate to the field of data processing, and provide a method and apparatus for predicting the service life of a steel box girder, a device, and a medium. The method comprises: determining multiple s...
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WO/2023/157575A1 |
A device 10 according to the present invention rotates a stem bush 12 that is screwed to a stem 11 by operation of a motor 13 by application of alternating current, and diagnoses valve driving of a valve drive device 15 that moves a valv...
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WO/2023/147610A1 |
Test benches where vehicles have to be brought in independently or on lifting platforms and prepared for connection to the load apparatuses are known. In order to shorten the available setting-up time and dismantling time at the test ben...
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WO/2023/144046A1 |
System and methods for characterizing a response of a structure-under-test to applied excitation forces using a test fixture. The fixture is selectively coupleable to the structure-under-test and is configured to hold the structure-under...
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WO/2023/146200A1 |
The present invention relates to a rotating body diagnosis system using a velocity sensor, comprising: a gear (1) fixed to a rotating body; a velocity sensor for measuring the rotational velocity and period between sawteeth in the horizo...
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WO/2023/137807A1 |
A rolling bearing class imbalance fault diagnosis method and system. The diagnosis method comprises: performing variable parameter time-frequency analysis on a small number of class fault samples, and performing single parameter time-fre...
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WO/2023/137600A1 |
A variable-speed fault diagnosis apparatus for a rolling bearing of a high-speed locomotive, which relates to the technical field of bearing detection. The diagnosis apparatus comprises a diagnosis box (1), a fixed box (4) arranged at th...
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