研究了一种双桥并联可控整流电路的故障分类及诊断方法。
This paper studies the fault classification and diagnosis method of the double-bridge 12-pulse waveform controlled rectifier circuit based on pattern recognition.
为了快速诊断板级电路故障，提出了采用分类的粗糙集-神经网络-专家系统的混合系统实现雷达装备的故障诊断。
To diagnose the board-level circuit fault rapidly, we put forward a hybrid system of rough set, neural network, and expert system for fault diagnosis of radar equipment.
针对电力电子电路中器件的参数故障诊断问题，提出一种基于模糊推理的分类器融合诊断方法。
Aiming at the parametric faults diagnosis of the power electronic circuits, a method based on classifiers fusion was proposed to diagnose the circuit by using the fuzzy inference process.
本文对电路印制板的测试技术进行了分类，介绍了在线测试和在线测试仪。
This paper classifies the testing technologies of PCB, introduces the on-line testing and on-line tester.
主要介绍了有源功率因数校正（APFC）的工作原理、电路分类。
Principle and class of active power factor correction(APFC) are introduced.
对压电陶瓷驱动器电源的作用原理、设计特点及分类进行了介绍，并给出了压电陶瓷驱动器的电源设计要求、方法、电路及实验波形以及驱动能力测试实验数据。
The principle, design point and sort of power supply of piezoelectric ceramic are also introduced. Design demand, method, circuit, experiment wave and testing parameters of power supply are given.
对压电陶瓷驱动器电源的作用原理、设计特点及分类进行了介绍，并给出了压电陶瓷驱动器的电源设计要求、方法、电路及实验波形以及驱动能力测试实验数据。
The principle, design point and sort of power supply of piezoelectric ceramic are also introduced. Design demand, method, circuit, experiment wave and testing parameters of power supply are given.
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