高频脉冲宽度调制电力控制系统，可以实现用半导体开关。
High frequency pulse width modulation power control systems can be realized using semiconductor switches.
但那仅仅是为了让一家电力公司的客户可以在网上支付帐单，它并不一定意味着这家公司的关键控制系统就容易受到攻击。
But just because an electricity company's customers can pay their bills online, it does not necessarily follow that the company's critical control systems are vulnerable to attack.
这只小昆虫由外部提供电力和控制，但他计划开发一个板载的电源的传感器，进一步完成机器人的控制系统。
It is powered and controlled externally, but he plans to develop an onboard power source and sensors, and to refine the robot's control systems.
核电站需要现场电源提供动力操作马达、阀门和各项控制系统的仪表，而且还为反应堆堆芯的冷却水系统提供电力。
Nuclear plants generally need ac power to operate the motors, valves and instruments that control the systems that provide cooling water to the radioactive core.
迄今为止，我们所明白的是，Stuxnet的开发是为了袭击一个工业控制系统，比如用来控制石油管道和电力设备的系统。
What's clear so far is that Stuxnet was written to attack an industrial control system, such as those used for gas pipelines and power plants.
退役后，我的第一份工作是在一家为电力设施提供电脑控制系统的公司做市场研究。
My first civilian job was as a Marketing Engineer for a company that made computer control systems for electric utilities.
本课题研究开发了基于DSP的SVC(动态静止型无功补偿)控制系统，是嵌入式计算机技术与电力电子技术结合的一个实例。
This topic research and develop SVC (Static Var Compensator) control system based on DSP, was the embeded system computer technology and electric power electronic technology integrate example.
氢能发电系统由氢源、燃料电池和电力变换器及其控制系统组成。
The hydrogen power system consists of hydrogen feeding unit, fuel cells, power transformer and the control systems.
文章介绍一种实用于电力电容器真空浸渍罐的微机控制系统。
This article has introduced a system of computer control for power condenser vacuum impregnating tanks.
本文提出了一种适用于电力电子电路自动控制系统仿真软件的图形编辑方法。叙述了图形编辑的原理、设计思想及实现方法。
In this paper, a graphic edit method of power electronic circuits automatic control system simulation is presented. This paper analyzes the principle and program method of graphic edit.
本文以发动机测试中一项重要的特性测试项目——速度特性测试为目的，重点研究了交流电力测功机及其控制系统设计。
Aiming at the speed characteristics test, which is one of important test items of engine test, this paper proposes studies of ac electrical dynamometer and its control system.
增量运动控制系统涉及微秒级甚至纳秒级的电力电子器件的开关暂态过程、毫秒级的数字控制器调节过程和秒级的电动机机电过渡过程。
Increment motion control system refers to microsecond even nanosecond electronic apparatus switch transient process, millisecond digital controller adjust process and second motor transition process.
本品适用于交流额定电压3KV及以下铁路机车车辆及其它车辆的电力及控制系统。
Suitable for the power and control system of railway locomotives and other vehicles rated A. C. 3KV and below.
变电站自动化控制系统已经成为电力系统控制操作的发展趋势，本文就变电站自动化控制的相关理论和实践做了相关的阐述。
Substation automation control systems have become the development trend of power system control operations, the related substation automation control theory and practice are presented.
介绍一种电力开关远程控制系统中基于单片机的通信系统协议的设计与实现。
In this paper, the design and implementation of communication protocol of remote control system for power switch is introduced.
本文介绍了一种新型电力负荷控制系统。
In this paper, a new electric power load control system is introduced.
周五的地震切断了各种控制系统和水泵的电力供应，而海啸又使备用发电机组无法工作。
The earthquake initiated a rapid shutdown of the reactors, but the disaster cut power to controls and pumps, and the tsunami disabled backup generators.
将混成控制系统理念引入电力系统的静态电压控制，提出了静态混成自动电压控制系统。
The concept of hybrid power control system is introduced to the power systems voltage control, and the static hybrid automatic voltage control (HAVC) system is established in the paper.
本文将混成控制系统理念引入电力系统的静态电压控制，提出了静态混成自动电压控制系统。
The concept of Hybrid power control system is introduced to the power systems' voltage control, and the static Hybrid Automatic voltage control (HAVC) system has been established in the paper.
交流电力测功机是发动机测功系统的重要设备，励磁控制系统是测功系统负载调节的主要控制装置。
AC electrical dynamometer is a key equipment of engine power-test system, whose load is mainly regulated by the excitation control system of electrical dynamometer.
在现代电力系统广域保护和稳定控制系统中，同步相量测量单元（PMU）起着重要作用。
The synchronized phasor measurement units (PMU) is significant to the wide-area protection and stability control in modern power system.
本文论述了同步发电机励磁控制系统在提高电力系统稳定性任务中发挥的重要作用。
This paper discussed the important function of synchronous generator excitation control system in raising the electric power system stability.
利用该方法还能对非常复杂的电路、电力电子变流系统、电力拖动自动控制系统进行建模仿真。
This approach can also be used to model and simulate some very complicated circuits, power electronics conversion circuits, electric driven automatic control systems etc.
其研究结果适合于复杂电力系统的稳定性分析和控制系统设计。
The results are suitable for complex power system stability analysis and control system design.
随着电力系统的飞速发展，DEH系统成为当今汽轮机特别是大型汽轮机必不可少的控制系统。
Along with the fast development of the power system, DEH becomes the essential control system for stream turbines, especially for large stream turbines.
电力拖动自动控制系统。
准确地辨识同步电机参数，是研究分析电力系统运行和控制系统设计的前提。
It is the precondition for investigating power system running and controlling system design to determine the electromagnetic parameters of synchronous electric machine exactly.
根据宝鸡电力机车段生产中使用的热风炉控制系统存在的问题，提出了控制器的设计方案和系统的实施方案。
According to the existing problem of hot-blast stove control system used in Baoji electric locomotive depot, have proposed the design plan of the controller and implementing scheme of the system.
根据宝鸡电力机车段生产中使用的热风炉控制系统存在的问题，提出了控制器的设计方案和系统的实施方案。
According to the existing problem of hot-blast stove control system used in Baoji electric locomotive depot, have proposed the design plan of the controller and implementing scheme of the system.
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