The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.
从物理角度讨论了双闭环交/直流功率变换器系统的控制方案和工作原理。
Rio Tinto recently closed Anglesey Aluminium in Britain after its power contract expired.
最近,力拓集团在合同终止后,关闭了位于英国的安格西铝金属有限公司。
Between 2006 and 2008, China has shut down inefficient thermal power plants with a total capacity of 34.21gw, and closed 6028 small coal mines.
2006年至2008年,中国关停小火电机组3421万千瓦,关闭小煤矿6028处。
When the economy was firing on all cylinders, there was no capacity to spare, but in these slack times China has closed some of its oldest (and most inefficient) coal - and oil-fired power plants.
当经济全速前进时,中国无暇顾及上述问题;但在萧条时期,中国关闭了国内那些废旧(和最没有效率)的煤炭和石油发电厂。
Despite being regarded as the power couple of British film, Winslet and Mendes appeared keen to preserve a sense of normality behind closed doors.
尽管温丝莱特与门德斯被认为是英国电影界最具实力的夫妻搭档,但他们两人仍然喜欢在荧幕下做一对普通夫妻。
Toshiba did not say how many its wafer fabs have been directly affected by events on Friday or are now being closed due to the power saving decision.
东芝并没有公布其属下的芯片厂在上周五的地震中有哪几间受到了直接的影响,也没有公布哪几间芯片厂会受到这次断电行动的影响。
As for the problem the high current and the vibration of the torque, the double closed loops which include the current and power factor Angle are worked out.
对于电动机起动需要控制起动电流和转矩震动的问题,采用双闭环的控制方案,即电流闭环控制和功率因数角闭环控制。
As a new type magnetic transmission mechanism, Non-contact Permanent Magnetic Gear has special function that can transmit torque and power to closed area by magnetic field coupling.
永磁齿轮作为一种新型的磁力传动机构,具有能够向非导磁材料组成的封闭空间传递动力的特种功能。
In New York, Gov. Andrew Cuomo said again this week that the 40-year-old Indian Point nuclear power plant in Westchester County, 35 miles north of New York City, should be closed.
在纽约,州长安德鲁·科莫这个礼拜再次提起,位于纽约城35英里以北,威彻斯特郡的40年的印点(Indian Point)核电站应该关闭。
Discharge valve should be closed after cutting off the electric motor. Cut off power first, then close discharge if the electricity is cut off suddenly during the running.
停车后应关闭排出阀。在运转中若突然停电,则应先断电源,后关闭排出阀。
To support environmental protection, Baoding Thermal Power Plant Unit 1 to 6, respectively, in 2007 and early 2008, closed down.
为支持环保工作,保定热电厂1至6号机组分别于2007年和2008年提前关停。
In order to speed up the simulation process, has established the SG1524B chip behavior model according to the switching power controller behavior in closed-loop system.
在闭环系统中为了加快仿真过程,根据开关电源控制器的行为建立了SG1524 B芯片的行为模型。
Thousands of people were without power in Sonoma County, and worries of avalanches closed some ski areas in the Sierra Nevada.
在索诺玛县成千上万的人断电,因担心雪崩,内华达山脉的一些滑雪区关闭。
Internal stops provide positive over travel protection for power actuated valves and act as a reference to position the discs in the open and closed positions.
内置的止动装置为动力执行机构提供行程保护,并且作为参考坐标在开启和关闭位置定位阀瓣。
When Z is assigned the meaning of a complex variable, problem of "closed form" of formal power series emerges.
当指定Z为复数变元时,就有了形式幂级数的“变换”函数,即闭合形式的问题。
Theaction of the Closed system, the phenomena of the split flow of power and the force in the closed type of differential gear train have been demonstrated.
对封闭式差动轮系进行了受力分析,揭示了封闭系统所起的作用以及轮系中的功率分流和力分流的现象。
The performance before and after retrofitting of the closed loop cooler of Huaneng Shantou Power Plant's No. 2 set are being compared by performance test data.
通过对华能汕头发电厂2号机组闭式循环冷却器改造前后的性能测试结果进行了对比。
It is very difficult to predic insulation ageing of the power capacitor because it is a complete closed equipment.
电容器是一种全密封设备,其绝缘老化状况的判定十分困难。
Power braking is usually required when mine hoist is at reducing stage, but sPeed closed-loop control is difficultly realized.
交流矿井提升机的减速阶段,一般要求主要用动力制动,但速度闭环控制难实现。
Based on the practice of closed-loop operation of power distribution systems, this paper presents the major content of planned function objectives and the retrofit of distribution network automation.
通过闭环运行配电自动化系统的实践,简要介绍了配电网自动化的规划功能目标及改造的主要内容。
In LTE Uplink, further optimization of the system performance can be done via closed loop power control commands.
在LTE上行链路,通过完成闭环功率控制命令对系统的性能进一步优化。
So Reverse Power control, include open-loop power adjust and closed- loop power correction, is the focus of our study.
功率控制主要指的是反向功率控制,包括开环功率估计和闭环功率校正。
Schools and universities stayed closed for a second day, while about 30% of those served by Jamaica's utility company were without power, officials said.
官方称,学校和大学第二天继续关闭,大约30%无电力,它们使用牙买加公用设施公司的服务。
Based upon the theory of finite time thermodynamics, this paper derives the maximum power output and the corresponding efficiency bound for a finite time closed-Brayton cycle gas turbine.
本文从有限时间热力学观点出发,导出有限时间约束条件下闭式燃气轮机循环的最大功率输出及其相应的效率界限。
The system implements the automatic closed loop controlling of power plant failure management, and can be the same with different power plants with different management models.
系统实现了电厂缺陷管理的自动化闭环控制,并能适用于不同缺陷管理模式的不同电厂。
It consists of a power compensation algorithm based on reverse channel prediction and a common closed -loop power control algorithm.
它由基于反向信道预测的功率补偿算法和常规闭环功率控制组合而成。
A new type hydraulic closed-architectured fatigue-testing platform for automobile axle on the basis of the theory of power recovery in hydraulic system was designed.
从液压系统功率回收的原理出发,设计出了一种新型的液压封闭式汽车车桥疲劳检测试验台。
A transient stability closed-loop emergency control method considering the abrupt change of electromagnetic power is proposed.
提出一种考虑电磁功率突变的暂态稳定闭环紧急控制方案。
This paper introduces the application of general inverter in the coal dust supply closed loop control system of power station, which consists of relevant transducer and intelligent controller.
本文详细介绍了通用变频器在电厂给粉控制系统中的应用,并采用相关变送器及智能调节器构成闭环控制系统,此系统的构成可大大提高给粉的经济和技术指标,其综合效益十分明显。
This paper introduces the application of general inverter in the coal dust supply closed loop control system of power station, which consists of relevant transducer and intelligent controller.
本文详细介绍了通用变频器在电厂给粉控制系统中的应用,并采用相关变送器及智能调节器构成闭环控制系统,此系统的构成可大大提高给粉的经济和技术指标,其综合效益十分明显。
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