Since the birth of the sensor, the ultrasonic sensor has become the most important infrastructure in the digital society because it can help humans turn information that was once unknown and difficult to judge into easily accessible and more accurate data. In 2011, the founder and venture capitalist

Piezoelectric films are widely used because of their excellent performance. Piezoelectric thick films can be used to manufacture a variety of micro devices, such as micropumps, ultrasonic motors, resonators, pyroelectric thick film sensors, thick film actuators, micro-energy pickups, etc. 1. Hydroph

Method for preparing piezoelectric filmThe preparation methods of piezoelectric thin films are mainly traditional vacuum coating methods, including vacuum evaporation coating, sputtering coating, chemical vapor deposition coating is prepared in a thickness of 0 ~ 18μm, new sol-gel method, hydrotherm

Piezoelectric materials are functional materials that realize the conversion between mechanical energy and electrical energy. Its development has a long history. Since the discovery of the piezoelectric effect on quartz crystals by the CURIE brothers in the 1880s, piezoelectric materials have begun

With the production technology and the continuous expansion of applications, PZT piezoelectric ceramics have been widely entered into people's vision, and their popularity is also rising.PZT piezoelectric ceramics have the inverse piezoelectric effect, that is, the micro displacement of the correspo

1)I want to apply a layer of paint on my piezoelectric ceramic,this will reduce its displacement.Answer: Any additional material parallel to the piezoelectric ceramic will increase the load of the piezoelectric ceramic, thereby reducing its performance. However, in most cases, the stiffness of the o

Experiment name: Acousto-optic mode conversion experiment based on piezoelectric ceramicsResearch direction: fiber modeExperimental content: Use high frequency and high voltage signal to drive piezoelectric ceramics transducer to generate mode conversionTest purpose: use the power amplifier to ampli

Keyword index:Piezoelectric CeramicsOptical trackingHigh voltage power amplifierCapacitive loadIntroduction of piezoelectric ceramics:Piezoelectric ceramic is a pzt ceramic material that can convert mechanical energy and electrical energy to each other. In addition to piezoelectricity, piezoelectric

　　Ultrasonic transducer is a device that transmits and receives ultrasonic waves during ultrasonic testing. The performance of the probe directly affects the characteristics of the ultrasonic wave and the detection performance of the ultrasonic wave. The ultrasonic sensor is used in ultrasonic test

In this spring of 2020, Wuhan Piezohannas Technology Co., Ltd. completed a new challenge-with the accumulation of strong piezoelectric ceramic technology, it successfully converted high-performance piezo disk transducer products into piezoelectric ceramics for mask machines.Wuhan Piezohannas Technol

The formula for calculating the K value of the inclined ultrasonic transducer is as follows:　　 The K value of the inclined ultrasonic transducer sensor refers to the tangent value of the refraction angle. The mathematical calculation formula of the K value of the inclined probe is:　　K=tanβ=L (defect

Principle of piezoelectric ceramic transformer　　 Piezoelectric ceramic transformer is a new type of chip device that realizes low voltage input and high voltage output through the secondary energy conversion of electrical energy --- mechanical energy --- electrical energy. Its basic structure has ma

Factors affecting the normal operation of ultrasonic liquid level gaugeSeveral factors affecting the normal operation of ultrasonic liquid level gauge The effect of stirring on the ultrasonic level transducer.The on-site container often has stirring, and the liquid fluctuation is relatively large, w

Principle classification of measuring water flow The principle of measuring the water flow by the time difference method,at a certain distance upstream and downstream of the measuring pipeline, two pairs of ultrasonic transmitting and receiving probes (F1, T1) and (F2, T2) are installed respectively