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WO/2019/197220A1 |
The invention relates to an acquisition module (10) for a monitoring system of a rotating machine, in particular of an aircraft engine, the acquisition module (10) comprising at least one measurement sensor (11) for measuring an analogue...
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WO/2019/197096A1 |
The invention relates to a method for determining the operating condition of at least one plain bearing (107a, 107b), wherein: - a first gear (101) is rotatably mounted by means of the plain bearing (107a, 107b) and meshes with a second ...
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WO/2019/197771A1 |
The invention relates to a method for monitoring a rotary machine (1) comprising at least one rotating component which is capable of generating vibrations, each component having at least one characteristic default frequency, a vibration ...
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WO/2019/199219A1 |
Methods and control units for determining an extended state of health (ESOH) and for controlling a component are presented. The method for determining ESOH includes: - measuring data related to the component during an operation time peri...
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WO/2019/184267A1 |
A test device, which is used for testing a spring, and which comprises a feeding assembly (200) that is used for mounting a spring to be tested; a pressing assembly (100), wherein a force-applying end of the pressing assembly (100) acts ...
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WO/2019/184892A1 |
A test box, comprising: a test box body in which chamber used for placing a machine is formed; a microphone (1) provided on the test box body; and a rotating component (3) rotatably connected to the test box by means of a connecting asse...
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WO/2019/179340A1 |
Disclosed is a method for extracting a feature of a rolling-element bearing failure on the basis of ensemble empirical mode decomposition (EEMD) and modulation signal bi-spectrum analysis (MSB), for analyzing a rolling-element bearing fa...
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WO/2019/178784A1 |
A bearing assembly, comprising a bearing and a bearing load detecting device (1); the bearing load detecting device (1) is provided with a plurality of pressure sensors, and the pressure sensors are provided with sheet-shaped pressure se...
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WO/2019/178930A1 |
A fault diagnosis method for a mechanical device. First, utilizing a signal analysis method to extract fault features of a mechanical device comprised in signals collected by sensors, and forming fault feature vectors; then, utilizing th...
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WO/2019/173995A1 |
A tester for release of multiple bolts caused by applying tensile, bending, and torsional combined loads to a flange. A transverse load generated by a three-phase asynchronous motor (34) is used as a bending moment load applied to a flan...
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WO/2019/177252A1 |
A test system for repeatedly operating the opening/closing of a blind is disclosed. The test system for repeatedly operating the opening/closing of a blind, of the present invention, comprises: an operating device for operating a cord so...
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WO/2019/174142A1 |
A multi-mode degradation process modelling and remaining service life prediction method, belonging to the technical field of health management. The method comprises the following steps: firstly, collecting degradation data sampled at equ...
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WO/2019/173994A1 |
Disclosed is a flange tensile-bending composite loading multi-bolt loosening testing machine. Two types of composite loads can be applied to a multi-bolt connected flange by using a transverse load generated by a three-phase asynchronous...
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WO/2019/172344A1 |
This work vehicle state detecting system is provided with: a traveling state detecting device which is provided on a work vehicle including a rotating machine, and which detects the traveling state of the work vehicle; a vibration sensor...
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WO/2019/170186A1 |
The invention relates to a method for testing a bearing assembly, in particular a rolling-element bearing system for a wind turbine, which proceeds from natural facts that have a fundamental influence on the operation of the whole turbin...
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WO/2019/170403A1 |
The invention relates to a contact rolling tester (100) for a dual-flank roll test of a toothing (2) which is supported by a free-running shaft (1) and has an axis of rotation, with a holder (13, 14) for holding the shaft during the roll...
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WO/2019/168086A1 |
In the present invention, an evaluation signal which is a signal of a rolling bearing is divided into segments, a first evaluation vector is generated using a first feature value selected in advance and a second evaluation vector is gene...
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WO/2019/167180A1 |
A driving force sensor (11) detects a driving force in a rotary mechanism (21) provided to an apparatus (2). A vibration sensor (23) detects vibration of the apparatus. A control unit (13) determines the type of abnormality in the appara...
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WO/2019/155728A1 |
The purpose of the present invention is to provide, in a test system comprising a tandem dynamometer, a mechanical characteristics estimation method and mechanical characteristics estimation device capable of estimating true mechanical c...
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WO/2019/153388A1 |
A power spectral entropy random forest-based aeroengine rolling bearing fault diagnosis method, comprising: firstly, preprocessing aeroengine rolling bearing fault data; secondly, extracting rolling bearing data feature vectors, comprisi...
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WO/2019/148537A1 |
Disclosed is a high-precision curve transmission measuring system, comprising a transmission unit, a vacuum sealing unit, a motion control unit and a measuring unit, wherein the transmission unit comprises a guide rail (1), a slide block...
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WO/2019/144989A1 |
The invention relates to a bearing (1), in particular a rolling bearing or sliding bearing, having a first bearing component, in particular a bearing ring (2, 3) and/or a rolling element cage (5), and a functional module (10) for sensing...
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WO/2019/144254A1 |
A method for quickly detecting a rotation angle error of a linear shaft of a numerical control machine tool. First, a measuring apparatus is mounted on a linear shaft, and an initial rotation angle error generated by mounting is determin...
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WO/2019/137947A1 |
The invention relates to a device for open-loop or closed-loop control of a first pivot drive (101) and a second pivot drive (101); wherein the first pivot drive (101) and the second pivot drive (101) can be connected in a rotationally e...
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WO/2019/129835A1 |
In order to improve the identification of system parameters of a test setup of a test bench, in particular in terms of the quality of the identification, there is provision for the test setup (PA) to be dynamically stimulated on the test...
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WO/2019/129837A1 |
For an observer for estimating the internal effective torque of a torque generator, which can also process unfiltered and noisy measurement signals and which is capable also of mapping vibration effects in the estimated effective torque,...
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WO/2019/129838A1 |
The material invention shows a filter that is capable of filtering a noisy, periodic measurement signal having oscillations at a variable fundamental frequency and harmonic oscillation components of the fundamental frequency by virtue of...
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WO/2019/129956A1 |
The method comprises: — obtaining (E10) a vibration signal acquired by an accelerometer sensor; — eliminating (E20) a deterministic component from the vibration signal; — obtaining (E30), for a determined fault, a theoretical frequ...
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WO/2019/120359A1 |
The invention relates to a load-receiving component (1) for chains, in particular link chains, comprising a sensor module (11) having at least one sensor (12) for detecting component stresses and strains. The sensor module (11) is fixed ...
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WO/2019/120871A1 |
The invention relates to a method and a system for monitoring the condition of a sliding bearing (1) operated with lubricating oil for a rotating component, in which a physical variable characteristic for the bearing is measured using at...
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WO/2019/120206A1 |
The present invention relates to the field of techniques for testing spacesuit performance, and more specifically relates to a manipulator for testing performance of a spacesuit lower limb. The manipulator comprises an upper leg, a knee ...
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WO/2019/120207A1 |
A robot for testing performance of a spacesuit lower limb comprises a pressure-maintaining tank (7), an air circulation assembly, an air-cooling apparatus set (11), a flexible tubular heat dissipation assembly (9) and two mechanical legs...
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WO/2019/120869A1 |
The invention relates to a method for automated detection of at least one damage event in a rolling bearing; comprising the method steps: measuring (101) at least one speed of the bearing rings of the bearing relative to each other; meas...
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WO/2019/053513A9 |
A pumpjack monitor includes a processor and memory, a communicator for communicating with other monitors and a server, a sensor module having at least a strain gauge and accelerometers for determining vibration and position of the monito...
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WO/2019/120365A1 |
The present invention describes a bearing arrangement (01) which comprises two bearing rings (02, 03) which can be rotated with respect to one another about a common axis, an annular module carrier (04), an encoder (06) and at least one ...
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WO/2019/117857A1 |
A system for measuring mechanical properties of rock cuttings includes a vibration platform with an upper surface configured to vibrate a plurality of rock cuttings thereon. A sensor system is operatively connected to the vibration platf...
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WO/2019/117053A1 |
In order for a state of degradation of a pipeline to be estimated with sufficient diagnostic accuracy, this analyzing device comprises: a material property calculating means for calculating a material property of a pipeline being inspect...
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WO/2019/115183A2 |
The present invention relates to a method for detecting damage to a component, comprising the steps of providing (I) a first recording of a section of the component in a reference state, making (II) a second recording of the section of t...
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WO/2019/115127A1 |
In a method for assessing the damage to at least one load-carrying component (1) of a work machine (2), an actual load spectrum is determined during operation of the at least one load-carrying component (1) and an actual degree of damage...
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WO/2019/104969A1 |
A fault diagnosis method for a main distributing valve of a hydraulic turbine governor, a fault diagnosis device and a computer storage medium, said fault diagnosis method comprising: acquiring a proportional servo valve feedback signal,...
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WO/2019/105606A1 |
Seal arrangement (1) for sealing off a gap between a machine element (2) and a housing (3), comprising at least one sealing element (4), which is made at least partly of polymer material, wherein the sealing element (4) has an annular co...
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WO/2019/103091A1 |
This deterioration diagnosis device is for a machine device which is provided with a motive power transmission mechanism for transmitting motive power via gears. The deterioration diagnosis device is provided with: a storage unit in whic...
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WO/2019/091720A1 |
The invention relates to an arrangement having a first gear wheel (201) and a second gear wheel; wherein the first gear wheel (201) and the second gear wheel mesh with one another; wherein one tooth (203) of the first gear wheel (201) ha...
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WO/2019/092240A2 |
The invention relates to a method (900) and an apparatus (100) for monitoring a rotating element. The apparatus according to the invention inter alia comprises a signal input (102) which is designed to receive a time-dependent vibration ...
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WO/2019/090667A1 |
A device for testing watertightness of an irregularly shaped component under a high pressure comprises a push mechanism (3) and supporting platforms (4) for supporting components to undergo testing. The push mechanism (3) comprises a dri...
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WO/2019/090679A1 |
Provided is a pressure detection mechanism (10) for a notebook computer keyboard, the pressure detection mechanism comprising a mounting framework (100), a pressure detection device (200) and a current detection device (300), the pressur...
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WO/2019/090666A1 |
A device for testing watertightness of an irregularly shaped component under a high pressure comprises: a sealed water tank (2) comprising a tank body (22) and a cover body (24); a push mechanism (3) comprising a driving assembly (31) pr...
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WO/2019/090668A1 |
A supporting platform (4) for a device for testing watertightness of an irregularly shaped component under a high pressure comprises: a base (41) provided with an upwardly protruding connection portion (411) and a supporting member (412)...
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WO/2019/094485A1 |
A belt drive monitoring system comprising a driver, a driven, the driver and driven connected by an endless member, a first magnetic member having a magnetic field attached to the driver, a second magnetic member having a magnetic field ...
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WO/2019/086123A1 |
An arrangement (100) for monitoring an antifriction bearing (184) of a rotating shaft (180) of a rotating electric machine (186). The arrangement (100) includes: one or more capacitor electrodes (114) to measure a capacitive shaft displa...
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