Xi'an Aigtek Electronic Technology Co., Ltd. company News and Trends items

Research Direction：underwater radiation experiment of flexible piezoelectric ultrasonic transducer Experiment Contents：the displacement of the clamping platform on X, Y and Z axis is realized by stepper motor control.The signal generator and power amplifier act as the excitation end to give the flexible piezoelectric ultrasonic transducer an excitation sinusoidal signal...

Experiment content: Introduce a field wettability gradient on a flat super-lubricated surface. By printing the radial interdigital electrode array, the electric field can be patterned to generate a wettability gradient to achieve the directional transportation of droplets. Theoretical analysis and experimental results show that the transportation behavior of droplets ca...

Name of experiment：experimental study of piezoelectric actuated droplet ejection behavior under coaxial airflow Experiment content： In this paper, a piezoelectric droplet nozzle with coaxial jet groove is designed and manufactured, and a droplet injection and observation system is constructed. A bi-polar trapezoidal wave was used as the piezoelectric driving-droplet wa...

Experimental name: Acquisition of Lamb wave signal in homogeneous aluminum plate Research direction: Nondestructive testing and damage monitoring of structures based on ultrasonic guided wave Experimental content: PZT (piezoelectric sensor) was used as the excitation sensor and receiving sensor to test Lamb wave signals in homogeneous aluminum plate (2024)...

Experiment Name: Single neuron adaptive hysteresis compensation of piezoelectric ceramic actuator based on Hebb learning rule Research direction: micro nano positioning Experimental content: The piezoelectric actuator has hysteresis nonlinearity, which greatly reduces its motion accuracy. Because of the time-varying and asymmetric characteristics of its hysteresis, i...

Experiment name: Foveated imaging using liquid crystal lens Research direction: LCD lens imaging system Experiment content: Use the combined lens system to image the object, realize the clear area of the liquid crystal lens when power is on, with the effect of large field of view and local high resolution. The effects of the matching of the module aperture and the...

Research direction：optical device transmission spectrum Content of experiment: NKT tunable light source is driven by high frequency and high pressure signal to generate wavelength tunable narrow linewidth light source Purpose of experiment：The power amplifier is used to amplify the voltage of the scanning signal, and drive the PZT in the laser cavity to realize the fin...

Experiment content: The tribo nanogenerator (TENG) can drive hundreds of LEDs at the same time. The mechanism is to generate a fixed amount of carriers to periodically recombine light. Inspired by TENG, we propose a kind of LED device in a capacitor, which uses signal The generator is tested by the signal provided by the power amplifier and compared with the output of t...

Name of experiment：construction of acoustic and photoelectric stimulation platform for experimental mice Research direction：the sympathetic parasympathetic nerve regulates blood pressure Experiment content： A single chip microcomputer was used to trigger and output random pulse stimulation sequence at a time interval, which was amplified to the specified voltage amplitu...

It can directly convert electricity into light. For this kind of application, Aigtek uses the power amplifier to drive the coil to complete the LED lamp lighting test. Test equipment: Signal generator, power amplifier, oscilloscope, a pair of mutual inductance coils, LED lights Experimental platform construction（Figure 1）: Principle of inductance effect: A sig...

Due to its low price and stable piezoelectric characteristics, PZT4 piezoelectric ceramics have a wide range of applications in high-power applications, especially in the field of strong fields. As the driving voltage of the device increases, the device will produce heat, and then As a result of the degradation of device performance, it is particularly important to explo...

Test name: Ultrasonic resonance spectrum test of piezoelectric samples Research direction: Characterization of piezoelectric materials Experimental content: The ultrasonic resonance spectrum of piezoelectric samples was tested under two conditions: plated electrode and non-plated electrode Test objective: To test the ultrasonic resonance spectrum of piezoelectric ...

Research direction：wireless power transmission Content of experiment： Under the condition that the circuit parameters of the system are determined, the grounding condition of the four metal plates is changed to observe the change of the output performance of the system, namely: 1. The relationship between the output load voltage and load resistance value under differe...

Research direction：wireless power transmission Content of experiment：Under the condition that the circuit parameters of the system are determined, the resonance frequency of the system, the length of the single line and the load are changed to observe the electric energy that can be obtained by the load Purpose of experiment：verify the correctness of the circuit model ...

Research direction：study on sound pressure gain at focal point of efficient Fresnel lens in water Content of experiment： 1. Measurement of transmission efficiency and sound pressure gain at focus of an ordinary Fresnel lens without rear grid structure. 2. Measurement of transmission efficiency and sound pressure gain at focus of an ordinary Fresnel lens with rear grid...

Name of experiment：Application of power amplifier ATA-1220D in precision electrochemical machining Experimental principle： Electrochemical machining (ECM) is a special machining method based on electrochemical anodic dissolution of metal in electrolyte. In the electrolytic processing, the workpiece is connected to the positive pole of the power supply, the tool is conn...

Research Direction：microfluidic chip test Experiment Contents： in this experiment, metabolite amino acids were taken as the research object to study the characteristics of skin upgrade microdroplet embedded amino acids. Experiment Objective：the study on the characteristics of the microdroplet embedded in amino acids lays a foundation for the droplet microfluidic chip s...

Research Direction：nondestructive testing Experiment Contents：In this study, a detection device was built for signal excitation and sensing by piezoelectric beam sensor. The stability of the device signal detection was analyzed, and the resonance frequency and sound speed of fragrant pear were extracted and the hardness of fragrant pear was evaluated. Then, linear regre...

Name of experiment：modeling and experimental study of vertical moving magnetic piezoelectric vibration energy collector Research direction：in order to improve the performance of single cantilever piezoelectric energy collector Experiment content： In order to improve the performance of single cantilever piezoelectric energy collector, a vertical moving magnetic piezoel...

Name of experiment：noninterference method for measuring the lateral relaxation time of an alkali metal magnetometer in a nuclear magnetic resonance oscillator Research direction：quantum precision measurement Experiment content： The transverse relaxation time τ2 of the embedded alkali magnetometer is an important parameter to characterize the performance and working st...

Name of experiment：performance test of three-dimensional ultrasonic vibration table Research direction：micro-nano machining Experiment content： On the basis of traditional probe nano-engraving processing, processing one-dimensional / two-dimensional ultrasonic vibration can effectively improve the processing efficiency, and reduce probe wear and material accumulation....

Research direction：Liquid crystal lens imaging system Content of experiment: The combined lens system is used to image the object, so that the LCD lens area is clear and has a large field of view and high local resolution. The effect of the mode aperture matching with the liquid crystal lens and the position of the liquid crystal lens on the imaging quality is analyzed ...

Research direction：structure nondestructive testing and damage monitoring based on ultrasonic guided wave Content of experiment：PZT(piezoelectric sensor) is used as excitation sensor and receiving sensor to test Lamb wave signal in homogeneous aluminum plate (2024) Purpose of experiment：the signals of symmetric (S0) and antisymmetric (A0) modes that simultaneously exis...

Research direction：characteristic of piezoelectric material Content of experiment: measure the ultrasonic resonance spectra of piezoelectric samples under the conditions of plated electrode and non-plated electrode Purpose of experiment： By testing the ultrasonic resonance spectrum of piezoelectric samples and identifying several resonant modes, the elastic and piezoe...

The common method is to use a current mirror mirrored bandgap reference circuit to generate an IPTAT current proportional to temperature, or directly use a bandgap reference voltage as a current source. Drive voltage. The current sources generated by these methods are susceptible to temperature changes, channel modulation effects, and semiconductor chip production proces...

Ultrasonic testing is a traditional non-destructive testing technology. The electromagnetic ultrasonic guided wave testing technology evolved from ultrasonic testing overcomes the disadvantages of conventional ultrasonic testing technology that requires point-by-point coupling. It has the unique advantages of single-point excitation and long-distance testing, ideal condi...

A transducer refers to a device that can realize energy conversion, that is, a device that can convert one form of energy into another form of energy. Ultrasonic transducer is an energy conversion device that converts alternating electrical signals into acoustic signals through piezoelectric ceramic power amplifiers in the ultrasonic frequency, or converts external acous...

In analog circuit design, it is necessary to use a current source as a load or bias circuit. The common method is to use a current mirror mirrored bandgap reference circuit to generate an IPTAT current proportional to temperature, or directly use a bandgap reference voltage as a current source. Drive voltage. The current sources generated by these methods are susceptible...

With the rapid development of underwater acoustic signal processing technology, in order to obtain more underwater information and improve the detection and recognition effect of sonar, it is necessary to make the aftershock signal of the sonar under pulse excitation as small as possible, that is, the numerical value of the mechanical cause is low. This requires the desi...

The submarine integrated sonar system refers to the underwater acoustic detection system with integrated functions on the submarine, which is composed of multiple sonars and underwater acoustic measuring equipment. Modern submarine integrated sonar system usually consists of passive ranging base array, boat first array, reconnaissance hydrophone array, communication arra...

Ultrasonic atomization is the process of using ultrasonic energy to make liquid form fine droplets in the gas phase, that is, ultrasonic waves are generated on the vibrating liquid surface, and the vibration peak formed by the amplitude separates and breaks the droplets from the surface. As the ultrasonic frequency increases, the atomized droplets are getting finer and f...

MEMS (Micro-Electro-Mechanical System) is developed on the basis of microelectronics technology (semiconductor manufacturing technology), which integrates high-tech manufacturing technologies such as lithography, corrosion, thin film, LIGA, silicon micromachining, non-silicon micromachining, and precision machining. Technological electronic mechanical devices. Aigtek pow...

Stage lighting generally consists of a color changing system, a pattern changing system, and a spot cutting system. The technology of color changing system and pattern changing system has been relatively mature; the spot cutting system has attracted more and more attention because of its ability to realize colorful pattern changes. The light spot cutting system is gener...

The piezoelectric actuator is a device that uses the mechanical drive generated by the inverse piezoelectric effect of the piezoelectric material. The actuator uses the deformation of the piezoelectric material to make the mechanical drive. Since the deformation of the piezoelectric material is extremely small, the small deformation is directly used for The precision of ...

Experiment name: Research on a large moment micro-displacement platform based on piezoelectric stack Research direction: performance test of micro-displacement platform Experiment content: In order to master the working characteristics of the micro-displacement platform, it is necessary to further analyze and verify its working characteristics through experiments. Th...

Electromagnetic bearing is a support element that uses controllable electromagnetic force to suspend the rotor without contact. It has a wide range of applications in the field of high-speed rotating machinery. In the electromagnetic bearing system, the power amplifier provides the corresponding control current to the electromagnet coil. Generating the required electroma...