本文通过实例论述半导体变流技术在工业电气化及自动化中的应用。
By using examples This paper discusses application of semiconductor converter technique in industry electrification and automation.
以电力电子变流技术为基础的能源变换系统具有风能利用效率高，动态响应快等特点。
The novel wind energy conversion system is characterized by high efficiency, fast dynamic response and so on.
该产品采用独有的变流技术，完全取代现有的脉宽调制充电方式，具有更高的性价比。
This product adopts unique converter technology, completely replace the existing pulse width modulation charging ways, with lower price.
进入21世纪，世界轨道电力牵引变流技术装备在降耗提效、减少污染方面取得了新的进展。
The world rail electric traction converter technology equipments ha ve taken new headway in advancing efficiency and reducing wasting and pollution in the21st century.
本文从电力电子变流技术和电力拖动自动控制系统方面论述了利用晶闸管实现对交流绕线式电动机的调速节能问题。
This paper deals with the economic governor of ac winding motor from the viewpoint of electrical and electronic inversion technology and electrical drive automation.
电力电子技术包括电力电子器件，变流电路和控制电路三个部分，其中电力电子器件是基础，变流技术是电力电子的核心。
Power electronics including power electronics, inverter circuit and control circuit of three parts, which is the basis for power electronic devices, power electronics converter technology is the core.
本文提出的基于载波相移穴CPS -SPWM雪技术的级联型变流器同时具有CPS - SPWM技术与多电平变流技术的优点，因而有广泛的工程应用前景。
A novel cascade multi-level converter with carrier phase-shifted SPWM (CPS-SPWM) technique is proposed in this paper. This converter has good prospect in engineering due to its perfect performance.
功率变流(或称功率处理)技术已得到广泛应用。
Power conversion (or power processing) techniques are being employed ina broad range of areas.
介绍ss8型电力机车变流装置负荷试验实时检测系统的电路组成、功能特点、主要技术参数及应用效果。
The circuit composition, functional characteristics, main parameters and application effects are presented for the real-time detecting system for converter load test of SS8 electric locomotive.
ZD B型直流电源变换器是工作在直流600v供电系统的变流装置。该装置以新颖电力器件IGBT作为开、关器件并采用PWM控制技术。
Working in a 600v DC power supply system, the type ZDB battery charger USES new power electronic insulated-gate bipolar transistors (IGBT) as switching device and adopts PWM control technics.
介绍了微纳多层共挤出技术是通过简单地对高分子熔体进行分割-变流-合并过程来增加层数的技术。
The number of layers was increased through slicing-flow changing-combining polymer melts by micro-or nano-layer coextrusion, and the micro-or nano-layer alternative structure was designed.
介绍了微纳多层共挤出技术是通过简单地对高分子熔体进行分割-变流-合并过程来增加层数的技术。
The number of layers was increased through slicing-flow changing-combining polymer melts by micro-or nano-layer coextrusion, and the micro-or nano-layer alternative structure was designed.
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