较深的IGBT双脉冲测试知识,如测试方案和测试标准的制定。
Deep IGBT double-pulse test knowledge, e. g. define test set up, test criteria.
经过了伊顿测试中心严格的测试,顺利通过1,000,000次脉冲测试,性能达到国标脉冲测试标准2.5倍。
After a rigorous testing Eaton testing center, passed the 1,000,000 pulse testing, performance testing standards to achieve GB pulse 2.5 times.
推力测试台架是准确测量火箭发动机推力的关键技术之一,但现有的测试台架能够很好兼顾长、短脉冲测试的较少。
Thrust test-bench is one of the key technologies for accurate measure of rocket engine thrust. But test-benches that can compromise with both long and short burst measurement are quite few.
介绍了测量铁电薄膜开关特性的重要仪器——双极性双脉冲发生器,以及利用双极性双脉冲测试铁电薄膜电滞回线的原理。
The measuring principle and the use of bipolar double pulse generated by measuring instrument for measuring switching characteristics with ferroelectric thin films are discussed.
为精确测试半导体激光器(LD)的光功率-电流-电压(LIV)特性,提出一种基于脉冲注入调制的方法,并据此研制新型的LD脉冲测试系统。
A method based on pulse injection was put forward to test the light-current-voltage (LIV) characteristics of laser diode (LD), and a new type of pulse measurement system was developed.
其中一个问题是芯片太“过于智能”了——与普通芯片的数字脉冲输出不同,它的输出是模拟信号,因此用于数字芯片的测试程序被它干扰了。
Part of the problem is that the chip is just too intelligent - rather than a standard digital pulse it produces an analogue output that flummoxes the standard software used to test chips.
首先,研究者们测试人工侧线系统能否定位由一个振动球产生的微小脉冲水波。
First, the researchers tested whether their system could locate the small pulsing movement caused by a vibrating ball.
最近,在对526名男女的调查中,研究人员发现,在坐地前伸测试中最灵活的人也有最柔软的动脉,这个结果和脉冲波压力测试一样。
In a recent study of 526 women and men, researchers found that those who were the most flexible on a sit-and-reach test also had the most supple arteries, as measured by a pulse-wave pressure test.
“梳理”小组通过光脉冲对一些志愿者的呼吸样本进行测试。
The team "combed" breath samples from volunteers with the light pulses.
该装置可在高围压及高孔隙水压力条件下采用定水位法、定流量法或压力脉冲法测试岩石的渗透系数。
This system can implement constant-head, constant flow-rate and transient-pulse permeability tests of specimen under high confining and pore pressures.
最重要的:在世界粮食理事会1.1进行了测试与30v的平方在105赫兹脉冲。
Above: The WFC 1.1 has been tested with 30v squared pulses at 105 Hz.
脉冲火花机的校准是把数位电压表直接接在测试电极和地之间。
The impulse test equipment shall be calibrated by means of a peak detecting electronic voltmeter connected directly between the electrode head and ground.
本文重点讨论了曲轴橡胶减振器测试中常用的正弦扫描法和脉冲激励法。
Sine wave scanning method and pulse excitation method-common methods for the test of rubber absorbers are studied emphatically.
建立了基于PCI插卡式虚拟仪器的脉冲总剂量效应在线测试系统,详细说明了其工作原理和技术指标。
A pulsed total dose effect in-circuit test system based on PCI card virtual instrument was developed. Working principle and technical specifications were introduced in detail.
介绍了一种用于测试激光测距机系统性能的脉冲激光模拟器。
A pulse laser simulator used for testing the performances of laser range finder system is introduced in the paper.
提出了一种新的基于电学测试的参考热阻测试方法——脉冲测量法。
A new method of pulse measurement is presented for reference thermal resistance test based on the electrical measurement method.
提出了一种脉冲多普勒雷达数字信号处理机机内测试方法。
A new method of built in self testing for pulse doppler radar digital signal processor was advanced.
脉冲激光测距机最大测程测试方法研究。
Novel method for maximum range measure of pulse laser range finder.
给出了脉冲电磁场测量的耦合电路和测试实例。
Design methods for the pulse electromagnetic field coupling circuits and measurement examples are presented.
该放电回路适合rsd的测试及其脉冲功率电源。
This circuit is suitable for RSD test and pulsed power supply with RSD.
详细分析了PPM编码的帧结构,说明了脉冲编号的解码方案以及电路的实现原理,最终给出电路的仿真测试结果。
The paper analyzes frame architecture of PPM code in detail, illustrates pulse-number method and implementation principle of the circuit, and supplies test result of the circuit.
测试实验表明这种脉冲偏转放大器是一种静态偏转光点的十分有效的测量设备。
The experiments have demonstrated that this kind of the pulsed deflection amplifier is an effective measuring equipment for the pulsed static deflection spot.
本文提出了无载波脉冲雷达测试系统新的设计方法及其硬件和软件的实现。
This paper introduces a new design method and its achievement through hardware and software of the carrier free pulse radar test system.
对推覆体模型,文中进行了脉冲响应测试;
We also present the impulse response of the overthrust model.
自行研制了大电机定子绝缘超声波检测系统,它能同时显示被测试样的A扫描脉冲回波和C扫描平面图。
A new ultrasonic testing system has been developed for application to stator insulation of large generator. It provides A-scan signals and C-scan map for tested specimen.
介绍用激光脉冲法测量碳纤维轴向热导率的方法原理和测试结果。
This paper describes the principle of laser Flash method and the measured results of axial thermal conductivity of carbon fibers by Flash method.
试验证实,脉冲涡流只需一次扫描就可对被测试件上不同深度的裂纹实现定量检测,因此具有广阔的应用前景。
Experiments proved that the quantification of different depth flaws could be realized just only by scanning with pulsed eddy current testing once, so it has good prospect in use.
本文中采用脉冲电流注入方法,对计算机电源进行了脉冲干扰传输函数测试。
In this paper, the pulse interference transmissive function was tested on computer power supply with the method of pulse current injection.
本文中采用脉冲电流注入方法,对计算机电源进行了脉冲干扰传输函数测试。
In this paper, the pulse interference transmissive function was tested on computer power supply with the method of pulse current injection.
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