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WO/2009/101724 |
Disclosed is a sound collector suitable for high-precision acoustical analysis, which is further prevented from being influenced by unnecessary reflected waves. The sound collector is characterized by comprising a sound collecting hood w...
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WO/2009/103058 |
A method for determining a velocity of sound traveling in a fluid in a borehole, the method including: placing a logging instrument in the borehole, the instrument including a first acoustic transducer and a second acoustic transducer th...
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WO/2009/102242 |
A device for measuring a vibration frequency of a mechanically vibrating string (11) or rod (41), comprising a microwave transmitter (14) for directing microwaves towards the vibrating string and a microwave receiver (17) for receiving t...
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WO/2009/094733 |
The present invention relates to a motion sensor which enables the detection of motion actuation, especially vertically. The actuation sensor consists of the following components: a magnet sensor (1 ) inserted in a guide tube (2), which ...
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WO/2009/096551 |
This object aims to provide a diagnostic system for a bearing, configured to allow a manager to intuitively understand a failure condition of a rotation bearing or a slide bearing set at a slow rotation machine installation and to reliab...
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WO/2009/092391 |
The present invention relates to ultrasound characterization. According to the present invention an ultrasound detector is provided that comprises a light source (2), a light detector (3), and a substrate (4) which is in contact with a l...
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WO/2009/091351 |
The invention relates to caustic resistant membranes formed by solvent casting a blend of one or more polyvinylidene fluoride polymers with one or more acrylic polymers.
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WO/2009/090754 |
A sound source can be identified and measured for a long term outdoors and indoors. A sound source identifying and measuring apparatus including a baffle equipped with a frame and a weather-resistant screen for providing pneumatic cleara...
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WO/2009/087512 |
A control method is described, said method being used within an operating system (10) for roller blinds (20) or the like having an output shaft (SH) of a motor (M) which transfers rotational movement to a drum (40) onto which the roller ...
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WO/2009/073958 |
There is provided a method and a system for estimating parameters of a multi-tone signal made up of at least one single-tone signal, wherein the method comprises: generating time samples of the multi-tone signal by using a sampler; calcu...
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WO/2009/074011 |
A method for measuring a shafting mechanical fatigue of a turbine generator set, which involves determining a lumped mass model of a turbine generator set and its parameters; calculating a model frequency and a mode shape of the turbine ...
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WO/2009/071746 |
The invention relates to a sensor (1) and a method for measuring pressure, variation in sound pressure, a magnetic field, acceleration, vibration, or the composition of a gas. The sensor (1) comprises an ultrasound transmitter (2), and a...
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WO/2009/068052 |
Data collector and analyser hand held device (I) capable of collecting and analysing AC analog signals obtained by both converting pressure waves in the ultrasonic or in the vibration bandwidths into such signals comprising a conditionin...
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WO/2009/068345 |
The invention relates to a circuit for a micromechanical structure-borne sound sensor and a method for operating said sensor, wherein voltages are applied by means of a voltage generator to at least one micromechanical element used for d...
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WO/2009/068345 |
The invention relates to a circuit for a micromechanical structure-borne sound sensor and a method for operating said sensor, wherein voltages are applied by means of a voltage generator to at least one micromechanical element used for d...
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WO/2009/060392 |
A method for assessing the integrity of a rock mass, the method including impacting the rock mass, capturing an acoustic signal generated as a result of the impact, deriving a frequency distribution for the captured acoustic signal, proc...
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WO/2009/056472 |
A piezoelectric transducer (2), for the ultrasonic non-destructive testing of a structure comprising at least one hole, comprises at least one hole (220, 221) and is characterized in that it comprises a first dielectric layer (20) and a ...
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WO/2009/053717 |
A sensor element comprises first and second channel devices and at least one reflector. Each of the first and second channel devices is directed towards the reflector(s) and is able to transmit radiation along its length towards the refl...
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WO/2009/053717 |
A sensor element comprises first and second channel devices and at least one reflector. Each of the first and second channel devices is directed towards the reflector(s) and is able to transmit radiation along its length towards the refl...
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WO/2009/047761 |
A vibration sensor enabling measuring a vibratory signal in a single virtual center of mass 230 of the sensor including a chamber 210 within the housing 220 exhibiting a chamber center 230 and chamber surface 240 wherein all portions of ...
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WO/2009/044387 |
A multipoint laser Doppler vibrometer system (1) comprises a laser diode (2), beam expanding lens (3), a holographic optical element (HOE, 4) and a CMOS camera (5) receiving reflected light via optics (6). The HOE (4) is a hologram of a ...
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WO/2009/044387 |
A multipoint laser Doppler vibrometer system (1) comprises a laser diode (2), beam expanding lens (3), a holographic optical element (HOE, 4) and a CMOS camera (5) receiving reflected light via optics (6). The HOE (4) is a hologram of a ...
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WO/2009/041404 |
An oscillation evaluation device includes a plurality of sensors (a distortion gauge, an acceleration meter, an ultrasonic wave sensor) which measure data on oscillation at a plurality of measurement points of a jet pump; an oscillation ...
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WO/2009/037977 |
When an elastic wave measuring device (10) inputs a high-frequency burst signal in a first ball SAW device (5A), the device successively switches the input destination of the high-frequency burst signal to other ball SAW devices (5B) to ...
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WO/2009/036564 |
An apparatus, method and system for generating music in real time are provided. A pipeline for coordinating generation of a musical piece is created. At least one producer is loaded into the pipeline, the at least one producer for produc...
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WO/2009/038579 |
Systems and methods for thermally actuating piezoresistive cantilevers are described. One embodiment includes a nanoelectromechanical resonator connected in at least one location to a substrate, an electrically conductive path formed on ...
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WO/2009/034305 |
A rotor blade sensor for detecting a rotor blade (430) comprising an electrical oscillator arranged to generate an oscillating signal. An antenna (300) includes a coil (100) having one or two winding layers coupled to the electrical osci...
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WO/2009/034476 |
Methods and systems providing for characterizing turbine blades, including characterizing the dynamics of one or more turbine blades or stages of a stage in terms of natural frequencies, normalized response intensity, and/or stage modal ...
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WO/2009/035098 |
A vibration monitoring device for monitoring the vibration of a jet pump installed in a reactor pressure vessel by using ultrasonic waves. The vibration monitoring device comprises an ultrasonic sensor provided outside the reactor pressu...
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WO/2009/034305 |
A rotor blade sensor for detecting a rotor blade (430) comprising an electrical oscillator arranged to generate an oscillating signal. An antenna (300) includes a coil (100) having one or two winding layers coupled to the electrical osci...
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WO/2009/034476 |
Methods and systems providing for characterizing turbine blades, including characterizing the dynamics of one or more turbine blades or stages of a stage in terms of natural frequencies, normalized response intensity, and/or stage modal ...
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WO/2009/035848 |
This invention pertains to the extraction of the slowness dispersion characteristics of acoustic waves received by an array of two or more sensors by the application of a continuous wavelet transform on the received array waveforms (data...
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WO/2009/030327 |
An arrangement for monitoring a concrete compacting process comprises formwork (2) for filling pourable concrete (1) and a vibrating device (3) for introducing vibrations into the concrete (1). A sound camera (4) that is directed onto th...
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WO/2009/028701 |
An acoustic-wave sensor (10) is constructed by a membrane (11) adapted to be displaced by an acoustic wave, a first waveguide (16a) for transmitting light therein, an optical coupling part (15) to which the light transmitted through the ...
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WO/2009/028701 |
An acoustic-wave sensor (10) is constructed by a membrane (11) adapted to be displaced by an acoustic wave, a first waveguide (16a) for transmitting light therein, an optical coupling part (15) to which the light transmitted through the ...
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WO/2009/022245 |
In a mechanical resonance detection system, a vibration applicator (VFO, EMT) imposes a mechanical vibration (MV) at various different frequencies onto at least a portion of a physical object (S). An imaging assembly (IAS) captures image...
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WO/2009/023105 |
A method is disclosed for monitoring the vibration of a rotating shaft including, measuring a current shaft position and determining a centroid of the shaft. The current shaft sector is then determined. The current distance between the c...
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WO/2009/023105 |
A method is disclosed for monitoring the vibration of a rotating shaft including, measuring a current shaft position and determining a centroid of the shaft. The current shaft sector is then determined. The current distance between the c...
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WO/2009/022245 |
In a mechanical resonance detection system, a vibration applicator (VFO, EMT) imposes a mechanical vibration (MV) at various different frequencies onto at least a portion of a physical object (S). An imaging assembly (IAS) captures image...
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WO/2009/020591 |
A process variable transmitter (12) for use in an industrial process control or monitoring system includes a transmitter housing and a process variable sensor (72) having a sensor output related to a process variable. An accelerometer (8...
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WO/2009/020308 |
The present invention relates to a method for measuring and displaying a factor, an apparatus for measuring and displaying a factor, a computer readable medium on which program for measuring and displaying a factor is recorded and a soun...
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WO/2009/020576 |
A gauge profile apparatus (100) includes a gauge profile system (104) and a lap count system (106) for determining an average three-dimensional profile over the length of a sheet coil (10). The gauge profile system (104) includes a lap p...
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WO/2009/020308 |
The present invention relates to a method for measuring and displaying a factor, an apparatus for measuring and displaying a factor, a computer readable medium on which program for measuring and displaying a factor is recorded and a soun...
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WO/2009/019863 |
An absolute displacement sensor (1) includes: a sensor housing (2) as a detection object; a mass body (3) which has a mass m and is movably supported by the sensor housing (2) with a spring coefficient k and an attenuation coefficient c;...
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WO/2009/016289 |
The present invention relates to a device for monitoring the vibrations generated by a bearing of a machine formed by two coaxial races, an outer race and an inner race, with one fixed with respect to the frame of a machine and the other...
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WO/2009/016289 |
The present invention relates to a device for monitoring the vibrations generated by a bearing of a machine formed by two coaxial races, an outer race and an inner race, with one fixed with respect to the frame of a machine and the other...
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WO/2009/010386 |
An opto-electrical ultrasound sensor, preferably for the use in medical diagnostics, comprising at least one light source (2),a photo detector (3) illuminated by the light source (2) and capable of producing an electrical signal indicati...
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WO/2009/008010 |
The present invention provides for a novel method and apparatus for the simultaneous generation and detection of optical diffraction interference pattern on a photo detector. The monitoring method and apparatus disclosed herein comprises...
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WO/2009/008478 |
It is possible to realize a measurement system for accurately detecting a position of a sound source of a jet noise (screech) generated by a jet flow of a jet engine. High speed sampling is performed by applying a laser light into a jet ...
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WO/2009/008010 |
The present invention provides for a novel method and apparatus for the simultaneous generation and detection of optical diffraction interference pattern on a photo detector. The monitoring method and apparatus disclosed herein comprises...
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