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WO/2021/125946A1 |
Device (1) for measuring an air flow that is introduced into, or withdrawn from, a space through a ventilating opening. The device comprises a housing (2) having a large inlet opening (2a) and a smaller outlet opening (2c). The device co...
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WO/2021/118568A1 |
In example implementations, an apparatus is provided. The apparatus includes a channel, a camera, and a processor. The channel contains a fluid and an object. The fluid is to move the object through the channel. The camera system is to c...
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WO/2021/116694A1 |
A pressure altering surface for use in an airspeed measurement system of an aircraft, the pressure altering surface comprising a fluid engaging exterior surface, the fluid engaging outer surface having a portion that is substantially dom...
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WO/2021/110434A1 |
The present invention relates to a method, in particular a computer-implemented method, for determining and/or monitoring at least one rheological property of a flowable medium (M) in a pipeline (2), comprising the following method steps...
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WO/2021/111952A1 |
The purpose of the present invention is to provide a flowrate sensor that enables flowrate detection in all flow directions on the surface of an insulating substrate. A flowrate sensor (1) according to the present invention is characteri...
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WO/2021/105020A1 |
The invention relates to a method for processing telemetry data for estimating a wind speed. The method comprises: - a hybridization by temporal combination, and/or - by weighting, and/or - by averaged projection.
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WO/2021/100274A1 |
Provided are a measurement system, a measurement device, and a measurement method that allows measurement of the flow speed at optical fiber sites. According to one embodiment, a measurement system (1) comprises: an object that is provid...
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WO/2021/099494A1 |
The invention relates to a method for detecting primary gas flows (18) in flow chambers (10), wherein the primary gas (18) flowing in a flow chamber (10) is locally seeded with a seed, and its movement representative of the flow of the p...
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WO/2021/095841A1 |
A laser light emission device (100) is provided with, in order to correct displacement of a laser light irradiation position due to a positioning means expansion/contraction amount indicating the amount of influence on a positioning mean...
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WO/2021/093378A1 |
An ultrasonic air velocity sensor for an underground coal mine, comprising a base (1). The base (1) is hung and connected to a tunnel roof. A three-dimensional gyro sensor (3) is mounted in the center of the upper horizontal plane of the...
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WO/2021/094307A1 |
The invention relates to a method for determining an actual value and/or an actual value range of at least one state variable of a fluid in a fluid flow by means of at least one indicator particle (9) introduced into the fluid. In additi...
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WO/2021/079513A1 |
Disclosed is a signal processor (41) that operates in cooperation with a laser radar sensor (11) that generates a plurality of reception signals individually corresponding to a plurality of directions in an observation space. The signal ...
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WO/2021/075727A1 |
The present invention relates to an anemometer having a function of automatically maintaining wind speed, the anemometer comprising: a main body which calculates the wind speed inside a gas supply device for manufacturing a semiconductor...
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WO/2021/063700A1 |
The invention relates to a magnetically inductive volumetric flow measuring point, a measuring tube (2) and a sensor (1) for sensing a flow-rate-dependent measurement voltage that is induced in a flowing medium, comprising: - a housing (...
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WO/2021/063711A1 |
The invention relates to a magnetically inductive flow meter for use in a pipe through which a flowable medium flows, comprising: a housing (1), wherein the housing (1) has a front section (2) on an end side; at least one measuring elect...
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WO/2021/063701A1 |
The invention relates to a sensor (1) for sensing a flow-rate-dependent measurement voltage that is induced in a flowing medium, comprising: - a housing (3); - a front body (4), which seals the end face of the housing (3); - a magnetic f...
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WO/2021/062949A1 |
Disclosed is a reflection unit (130) applied to an ultrasonic anemometer. The reflection unit (130) is used for reflecting ultrasonic waves from an emitter (110) and enabling the reflected ultrasonic waves to be received by a receiver (1...
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WO/2021/063710A1 |
The invention relates to a measuring tube (2) for conducting a flowable medium, comprising: - a measuring tube body (12), said measuring tube body (12) being at least partly electrically insulating; characterised in that the measuring tu...
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WO/2021/062097A1 |
An aircraft airflow sensor including a vane assembly configured to sense a direction of local airflow outside an aircraft, at least one port arranged on the vane assembly, and at least one transducer arranged with the vane assembly confi...
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WO/2021/060364A1 |
Provided is a flow rate measurement device with which it is possible to ensure sufficient signal intensity even with a low-output light source. A flow rate measurement device comprising a light source unit that irradiates an object with ...
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WO/2021/058819A1 |
The present invention relates to an optomechanical system (200) based on one or more optomechanical elementary cells (400), to the use of the optomechanical system to locally determine flow variables or accelerations, to a flow sensor as...
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WO/2021/055715A1 |
Provided are systems and methods for using laser interferometry to measure moving objects. Systems provided include laser interferometry systems comprising: a laser emitter configured to emit a laser beam; a beam splitter configured to s...
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WO/2021/052022A1 |
An electrical cable vibration detection method, applied in a vibration detection device (100). The vibration detection device (100) comprises a camera apparatus (110) and an anemometer (120). The method comprises: the vibration detection...
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WO/2021/049647A1 |
One purpose of the present invention is to provide a flow rate sensor device in which weather resistance and pest resistance are improved. This flow rate sensor device (1) is characterized by comprising: a cover member (2); a cap member ...
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WO/2021/049698A1 |
Provided is an air purifier comprising: a body having an outlet on one side thereof; a blower fan mounted to the body; a filter through which air flowing into the blower fan passes; an exhaust chamber which is connected to the outlet and...
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WO/2021/042030A1 |
An aircraft airflow sensor probe configured to correct measurements based on aircraft movement includes a vane assembly configured to sense a direction of local airflow outside an aircraft, at least one accelerometer configured to detect...
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WO/2021/034300A1 |
A method of characterizing an inflow into a wellbore comprises obtaining an acoustic signal from a sensor within the wellbore, determining a plurality of frequency domain features from the acoustic signal, identifying at least one of a g...
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WO/2021/028874A1 |
An airfoil performance monitor comprising a housing mounted on a low pressure face of an airfoil, and defining pitot and static pressure orifices; an airspeed-dependent sensor that senses airflow impinging on the pitot orifices and gener...
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WO/2021/022631A1 |
An automatic folding device for a wind speed sensor, comprising a base (1). A central shaft (3) is fixedly connected to the top of a support platform (2). A connecting rod (5) is movably hingedly connected to an outer side of a rotating ...
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WO/2021/021819A1 |
Provided herein is technology relating to measuring and recording weather phenomena and particularly, but not exclusively, to apparatuses, methods, kits, and systems for measuring hydrometeor impacts, e.g., hail impacts.
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WO/2021/018050A1 |
A wind speed measurement and calculation method, a wind speed estimator, and an unmanned aerial vehicle (10). The wind speed measurement and calculation method comprises: on the basis of flight data and attribute data of the unmanned aer...
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WO/2021/016446A1 |
An improved flow sensor is provided to enable accurate dose measurements to be made with little or no sensor calibration due to highly accurate flow channel cross section. The flow channel is formed as a metal tube. A sensor window is fo...
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WO/2021/004986A1 |
The invention relates to technology for controlling a driving speed of a utility vehicle (150). According to one embodiment, a device (100) comprises: a driving speed sensor (110) that detects the driving speed (112) of the utility vehic...
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WO/2021/007532A1 |
An apparatus for measuring a parameter of a fluid flow passing within a pipe is provided. The apparatus includes a sensing device and a processing unit. The sensing device has a sensor array that includes at least one first macro fiber c...
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WO/2020/261331A1 |
This fluid measurement device (100) comprises: first to 2Nth sensor elements (SE) that are disposed around a pipe (1) through which a fluid including a scatterer flows and each comprise a light source unit (2), a light reception unit (3)...
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WO/2020/263982A1 |
This disclosure relates to systems and methods of obtaining accurate motion and orientation estimates for a vehicle (10) traveling at high speed based on images of a road surface. A purpose of these systems and methods is to provide a su...
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WO/2020/258393A1 |
An environmental monitoring device for use in chemical production, comprising a machine body (1), a detecting mechanism, and a control cabinet (2). An air suction pump (4) is provided at one end at the bottom part of an inner wall of the...
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WO/2020/245588A1 |
There is disclosed an aircraft configured to collect air data, the aircraft comprising: a wing structure; a forebody, forward of the wing structure; an afterbody, backward of the forebody; a skin covering the wing, the forebody and the a...
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WO/2020/245587A1 |
There is disclosed a fluid sensor for measuring the pressure of a fluid, the fluid sensor comprising: a surface; a recess formed at the surface, the recess being configured to affect the pressure of the fluid flowing at the recess, at le...
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WO/2020/247595A1 |
Methods and systems for modelling annular multiphase fluid flows in a structure are disclosed. In one example, a method is disclosed that includes determining a liquid velocity distribution for a liquid component the multiphase fluid flo...
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WO/2020/241339A1 |
A froth moving speed measuring device comprises: a light source for irradiating a top surface of a flotation tank with light; an imaging means for capturing an image of at least a portion of the top surface of the flotation tank; and a c...
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WO/2020/241262A1 |
Provided is a flow sensor chip that can prevent wasteful consumption of electric power when electrifying a heater. A heater including a heater part and a lead part connected to each end of the heater part and made of a material having an...
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WO/2020/237659A1 |
A wind speed determining method and system, an aircraft, and a computer readable storage medium. The method comprises: obtaining target tension, acceleration, a flight speed, and history resistance of the aircraft (S101); determining tar...
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WO/2020/225107A1 |
Method for charactering an airflow, comprising the following steps: receiving acoustic signals generated by the airflow by means of a microphone array; extracting a characteristic information from the acoustic signals; determining an inf...
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WO/2020/222112A1 |
The present invention provides a system for measuring instantaneous inflow rate of liquid, comprising: a receptacle, comprising an opening at a top side, a nozzle at a bottom and/or multiple holes on the side section of said receptacle c...
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WO/2020/215458A1 |
An intelligent flow-field calculation method and intelligent flow-field calculation system employing an acoustic Doppler current profiler. The method comprises the following steps: measuring a velocity vector of a river cross-section to ...
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WO/2020/216989A1 |
Method for manufacturing a pipe (1) for a pipeline, wherein at least part of the pipe is manufactured by additive manufacturing process, wherein at least one space for an ultrasonic transducer (2, 3) is formed inside the material of the ...
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WO/2020/213551A1 |
[Problem] To provide a flow velocity sensor having excellent weather resistance. [Solution] This flow velocity sensor 1 has a signal processing unit for processing signals from resistors 2, 3 and detects the flow velocity of a fluid us...
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WO/2020/210355A1 |
Systems and devices for airflow measurements in rooms and air delivery ducts with low-cost, low-power, accurate, calibration-free, and compact wireless airflow sensors are provided. The system uses room and duct flow sonic anemometers an...
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WO/2020/205786A1 |
Various sensors, including particulate matter sensors, are described. One particulate matter sensor includes a self-mixing interferometry sensor and a set of one or more optical elements. The set of one or more optical elements is positi...
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