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WO/2023/014214A1 |
The present invention discloses a railway disaster warning system for detection of obstacles in one or more selected areas (1) along an open railroad track and generation of an alert signal in response to the obstacle detection, the syst...
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WO/2023/012920A1 |
Provided is a technology that uses a simulation space and a real space and makes it possible to estimate reflectance in a short amount of time. According to the present invention, an estimation device estimates the reflectance of a wall ...
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WO/2023/013728A1 |
The purpose of the present invention is to provide a sensor unit having high detection sensitivity. This sensor unit 1 is characterized by comprising a base body 3 having a base part 31 and a columnar part 32 that protrudes from the base...
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WO/2023/013499A1 |
A processing circuit of an information processing device (600) performs: three-dimensional conversion processing for generating converted data, which is three-dimensional sound data representing a sound signal with a frequency, an intens...
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WO/2023/011833A1 |
The invention relates to a method for resonance analysis of a vibrating machine, in particular a vibrating screen or a vibrating conveyor, comprising the following steps during operation: - determining an operational vibration signal, wh...
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WO/2023/012697A1 |
Controlling the operation of a hydrocyclone to maintain the hydrocyclone in a desired operational state as it separates a pumped fluid into an overflow stream and an underflow stream is described. The method comprises measuring vibration...
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WO/2023/014837A1 |
Systems and methods are disclosed including a blast sensor system having a blast sensor proximate an opening in an exterior surface of a housing configured to detect or monitor impulse noise or shock wave events at the exterior surface a...
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WO/2023/004495A1 |
Systems and methods for monitoring a plurality of assets using a plurality of location tags are provided. The plurality of assets includes a conveyor system and at least one other asset. At least a subset of the location tags is position...
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WO/2023/007447A1 |
Method to verify if a vibrational event has a higher intensity than a predefined intensity threshold Th1, which is linked to a predefined frequency ThF, preferably in order to consider/classify the vibrational event as dangerous/risky, s...
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WO/2023/006338A1 |
The invention relates to a power semiconductor component (100) having a cooling body (101) and three half-bridge modules (102, 103, 104), which each are arranged on the cooling body (101) with the aid of a connecting region (105, 106, 10...
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WO/2023/004085A1 |
Systems, and methods for monitoring galloping of overhead transmission lines using distributed fiber optic sensing (DFOS) in combination with frequency domain decomposition (FDD) (frequency domain) algorithms/methods. A DFOS interrogator...
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WO/2023/000532A1 |
A new vibration noise test method, comprising: step one, mounting a plurality of vibration collection devices at a transmission part of a seat, wherein same are respectively used for collecting vibration signals of the seat in a horizont...
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WO/2023/000564A1 |
A method for picking up a signal of a shock vibration sensor. The method comprises: sampling shock vibration signals; averaging the shock vibration signals and finding the maximum value; and determining whether the maximum value is locat...
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WO/2023/000999A1 |
A vibration sensor (100), comprising a circuit board assembly (10), a housing (20), a vibration pickup assembly (30), a support casing (50), and a chip assembly (40). The housing (20) covers one side of the circuit board assembly (10) to...
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WO/2023/003778A1 |
Methods, systems, and computer-readable storage media for providing high-resolution assessment of the condition of pipes of a fluid distribution down to the individual pipe stick. An acoustic sensor is placed in acoustical communication ...
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WO/2023/004180A1 |
Systems, and methods for automatically determining false transformer humming when using DFOS systems and methods to determine such humming along with machine learning approach(es) to identify the false transformer humming signal(s) that ...
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WO/2023/286247A1 |
An inspection device (11) comprises: a data collection unit (41) that collects, as measurement data, measurement values for each vibration frequency for each of N (where N is an integer greater than or equal to 3) objects under inspectio...
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WO/2023/286414A1 |
This rolling bearing abnormality detection device: detects vibration produced in a rolling bearing as vibration data and determines a frequency spectrum for the vibration data; specifies, as a peak frequency, a frequency in the frequency...
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WO/2023/286447A1 |
Provided is a device abnormality diagnosis method with which it is possible to diagnose a device abnormality correctly even when past sound measurement data is unavailable. This device abnormality diagnosis method is provided for diagnos...
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WO/2023/284127A1 |
A vibration-signal-based online monitoring system for GIL defects, and a method. The monitoring system comprises a vibration signal collection module (1), a vibration signal feature extraction module (2), a device defect identification m...
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WO/2023/282226A1 |
A vibration measurement device (100) comprises an acceleration sensor and acceleration sensor attachment tool and is capable of suppressing discharging accompanying high voltage surges caused by lightning strikes and preventing accelerat...
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WO/2023/282028A1 |
Provided is a state monitoring apparatus for a mechanical apparatus including a rolling bearing, the apparatus including: a first acquisition means that acquires vibration information or sound information of the rotating rolling bearing;...
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WO/2023/282411A1 |
The present invention relates to a distributed optical fiber sensor with improved measurement distance, including: a first optical circulator which outputs light emitted from a main light source, to a first output end, and outputs light ...
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WO/2023/276803A1 |
This gyro-type vibrometer comprises a support, a film, a gyro sensor, a first fixing part and a second fixing part. The gyro sensor has a first end and a second end. The gyro sensor is fixed by the first fixing part and the second fixing...
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WO/2023/276343A1 |
This monitoring system comprises an oscillating power-generating means for generating electric power in accordance with oscillation occurring due to an operation being monitored, a sensing means for sensing a prescribed voltage in a capa...
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WO/2023/277982A1 |
A system for downhole measurements. The system may comprise a fiber optic cable that further comprises a transmission fiber and a return fiber. Additionally, the system may comprise a passive optical device optically connected to the tra...
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WO/2023/273820A1 |
A method for positioning thunder and lightning above oil and gas pipelines on the basis of an optical fiber vibration measurement system. The method comprises: acquiring vibration signals of sensing optical cables along oil and gas pipel...
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WO/2023/273792A1 |
Provided in embodiments of the present application are a vibration assessment method and apparatus, a computer device, a storage medium, and a computer program product. The method comprises: collecting an actual vibration attribute curve...
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WO/2023/275911A1 |
It is difficult to find corresponding between a point on an optical fiber and a point on a monitoring target, therefore, a monitoring system comprises an acquisition means for acquiring a plurality of amplitudes of vibrations for points ...
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WO/2022/272059A1 |
A system includes an acoustic transmitter, an acoustic receiver, a memory component, and a processor. The acoustic transmitter transmits an acoustic signal into a material with an unknown moisture level and changes into an acoustic respo...
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WO/2022/268574A1 |
The present invention relates to a vibration sensor comprising a carrier substrate (1) comprising a first surface and a second surface, a suspension member (11) and a moveable mass (16) secured thereto, wherein the moveable mass and/or a...
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WO/2022/269969A1 |
The present invention pertains to a system and method for monitoring vibration occurring in a rotating machine. A monitoring apparatus (5) of this vibration-monitoring system comprises: a display device (10) that displays sensor installa...
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WO/2022/272099A1 |
Systems and methods to reduce light transmission to a sensing element of a blast sensor are disclosed, including a light attenuation material to cover at least a portion of the blast sensor to reduce false detection of impulse noise or s...
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WO/2022/268407A1 |
The invention relates to a method for monitoring the state of a vehicle component and/or industrial-system component (20), comprising: - operating a sensor device (10) in order to generate a sensor signal which is induced by a motion cha...
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WO/2022/268573A1 |
The present invention relates to a vibration sensor comprising a carrier substrate comprising a first surface and a second surface, a suspension member and a moveable mass secured thereto, wherein the moveable mass and/or at least part o...
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WO/2022/269911A1 |
An optical fiber sensor (1) includes: a setting means (2) that sets an evaluation interval, which is to be set for an optical fiber (11), to either a first interval (L) or a plurality of second intervals (l) which are each shorter than t...
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WO/2022/267704A1 |
A self-heterodyne φ-OTDR system having multiple free spatial resolutions, the system comprising a narrow linewidth laser source, a 1×3 coupler, three acousto-optic modulators, a 3×1 coupler, two delay optical fibers, an erbium-doped o...
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WO/2022/268575A1 |
The present invention relates to a vibration sensor comprising a carrier substrate comprising a first surface and a second surface, a suspension member and a moveable mass secured thereto, wherein the moveable mass and/or at least part o...
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WO/2022/266254A1 |
An embodiment of wearable imaging system implements a set of sensors distributed around the joint of a user with advanced software machine learning techniques to deliver accurate measurements of bone-to-bone displacement and angle. A fir...
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WO/2022/263821A1 |
A vibration monitoring device for measurement of one or both of hand arm vibration, HAV, and whole body vibration, WBV, of an operator using vibration generating equipment, the device comprising: a wake-up receiver configured to receive ...
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WO/2022/264905A1 |
This load estimating device for a rolling bearing comprises: a vibration sensor for measuring vibrations of the rolling bearing during rotation; a rotational speed sensor for measuring the rotational speed of the rolling bearing during r...
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WO/2022/262074A1 |
A method (100) and system (300) for performing security protection on the basis of real-time vibration/acoustic emission monitoring. The method (100) comprises: acquiring structural configuration information and security level informatio...
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WO/2022/264783A1 |
This structure monitoring system (100) comprises: an optical fiber sensor (110) which is installed in a structure and detects strain information continuously for a prescribed time while a vehicle travels across the structure; an axle loa...
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WO/2022/265825A1 |
A method for estimating actuator parameters for an actuator, in-situ and in real-time, may include driving the actuator with a test signal imperceptible to a user of a device comprising the actuator during real-time operation of the devi...
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WO/2022/264641A1 |
A sensor (1) comprises: a piezoelectric body (40); an electric resistor (30) that is disposed on a first main surface (401) of the piezoelectric body (40); a vibration detection electrode (50) that is disposed on a second main surface (4...
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WO/2022/264595A1 |
This invention makes it possible to accurately ascertain the state of a circuit breaker through diagnosis using sound. This acoustic diagnosis device extracts, for each circuit breaker event when a circuit breaker is operating normally, ...
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WO/2022/258411A1 |
A method for operating an ultrasonic sensor (2) comprising a membrane (3) and an exciter element (4); the method comprising: obtaining (S1) calibration data from a storage unit (9) storing the calibration data, the calibration data compr...
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WO/2022/260451A1 |
Disclosed is a clothes care apparatus. The clothes care apparatus comprises: a main body comprising a clothes care compartment in which clothes are accommodated; a light sensor module comprising a plurality of light receiving elements wh...
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WO/2022/258152A1 |
The invention relates to a sensor unit configured to determine an acceleration of a touch display surface, the sensor comprising: - a housing, - a contact element movably mounted along a first axis and configured to come into contact wit...
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WO/2022/259436A1 |
The purpose of the present disclosure is to remove the effect of an uncorrected angle difference between main optical frequencies even when a multiplex number which is restricted in fading noise reduction is low and the angle difference ...
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