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  • Feb
    research and development of underwater acoustic transducer

    Transducer characteristics and calibration methodsA hydroacoustic transducer is a device that converts acoustic energy and electrical energy each other. The position in sonar is similar to the antenna in a radio, an acoustic system that emits and receives sound waves in seawater. A piezoelectric tra

  • Feb
    Basics of underwater acoustic transducer

    71% of the earth's surface area is the ocean. The ocean contains abundant biological and mineral resources, which is the second space for human survival and development in the future. Sonar is used for an underwater detection device, is an important helper for human development of the ocean, and is

  • Feb
    Piezoelectric Transducer application

    A ultrasonic transducer is a device that converts mechanical vibration into electrical signals or mechanical vibrations driven by an electric field. Piezoelectric polymer electroacoustic devices utilize the transverse piezoelectric effect of the polymer, while transducer design utilizes polymer piez

  • Jan
    performance index test of Ultrasonic sensor technology

    Ultrasonic sensor detection technologyThe ultrasonic transducers are a piezoelectric ceramic device that realizes bidirectional conversion of mechanical energy and electrical energy through a piezoelectric effect. Its propagation speed is 344m / s (25 degrees). The operating frequency is generally b

  • Jan
    What’ the ultrasonic flowmeter sensor(2)

    3. Classification of ultrasoundUltrasonic waves carry information about the fluid flow rate as they propagate through the flowing fluid. Therefore, the flow rate of the fluid can be detected by the receiving ultrasonic wave, and converted into a flow rate. According to the detection method, it can b

  • Jan
    What’s the ultrasonic flowmeter sensor(1)

    Ultrasonic flowmeters are widely used in various production facilities in our factory. The mediums test include water, hydrocarbons and lye. The ultrasonic flowmeters used in our factory are available in various domestic and foreign models and specifications. Compared with traditional mechanical fl

  • Jan
    Characteristics introduction of the gas flow sensor

    There are many characteristics of the gas flow sensor. What are the specific characteristics? The gas flow sensor has no moving parts due to the vortex flow sensor,which has small pressure loss, high precision piezo ceramic disc and is easy to maintain. The flow rate of the air measured on a pipe wi

  • Jan
    the thermal effects of ultrasonic gas flow sensors

    After the 1960s, measuring instruments began to develop in the direction of precision, miniaturization, in order to improve the accuracy of differential pressure meters, force balance differential pressure transmitters and capacitive differential pressure transmitters appeared; The underwater ultras

  • Jan
    Flow measurement of ultrasonic liquid flow sensor

    With the rapid development of integrated circuit technology, liquid flow sensors have been widely used, and the wide application of microcomputers has further improved the ability of flow measurement. For example, laser Doppler flowmeters can handle more complicated applications after using microcom

  • Jan
    Test principle of ultrasonic water flow sensor

    The water flow sensor measures the magnetic physical by using the hall effect of the hall element. A load resistor is connected to the positive pole of the hall element while a value of 5V is applied.The water flow transducer for flowmeter measures the magnetic physical quantity by using the Hall ef

  • Jan
    Application of high temperature piezoelectric ceramic materials

    1)Research status of high temperature piezoelectric ceramic materials: SiO2 is one of the earliest piezoelectric materials applied to devices. Due to its stable resonant frequency and good temperature stability, it is widely used in production control and management of all communication system. In c

  • Jan
    Description of piezoceramic ceramic material transducer

    About piezoelectric ceramic driver materials, piezoelectric ceramic displays high requirements on the properties of piezoelectric ceramic materials such as high voltage electrical strain constant, high curie point, high electromechanical coupling coefficient and high frequency constant. The most wid

  • Dec
    Application of Piezoelectric Ceramics in the Display Technology(二)

    Precise mechanical cutting method:Precision mechanical cutting is a common method of manufacturing piezoelectric micro devices. It uses a diamond cutter to cut a block of piezoelectric material or a thick film into micropillars and arrange them into an array for further assembly into a device. Howev

  • Dec
    Application of Piezoelectric Ceramics in the Display Technology(一)

    By using the inverse piezoelectric effect of the piezoelectric ceramic, precise displacement control can be conveniently realized to form a piezoelectric ceramic actuator. In recent years, the research and application of piezoelectric ceramic actuators has developed rapidly, and has formed an import

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