由于电力系统容量和并网规模的扩大，导致系统故障电流迅速增加。
The increase of electric power and growing transmission networks leads to very high short circuit currents.
随着电力系统容量的不断增大和系统结构的日渐复杂，对电力系统自动控制技术的要求进一步提高。
With the growing of the power system, it is necessary to promote the technology of automatic control of power system.
从杆式手操作真空负荷开关主要性能的测试和计算指出，它非常适用于今后电力系统容量不断增长的市场需求。
By testing and calculating, the key properties of RMVS show that with growing requirements of power system capacity there are very promising prospects in the future market.
美国电力系统具备25亿瓦的泵送水电容量，但大部分优而廉的水库已被占用，而创建新水库并非对环境无害。
The U.S. electric system has 2.5 gigawatts of pumped hydro storage capacity, but most of the good, cheap sites are already occupied, and creating new reservoirs is not environmentally benign.
这种随时按用电需求来发电和输电就要求电力系统的容量在无论什么时刻都能满足负荷的需求。
This simultaneous generATion and transmission with use requires power system capacity to meet the load demand AT whATever moment it occurs.
提出一种用于含风能和能量储存设备的小型孤立电力系统(SIPS)发电容量充裕度评估仿真方法。
A simulation method is proposed for the generating capacity adequacy evaluation of small isolated power systems (SIPS) including wind energy and energy storage facilities.
随着电力系统传输容量的扩大，串补技术将得到广泛的应用。
With augmenting power grid transmission capacity, the series compensation technology will be adopted in general use.
现代电力系统发电厂容量很大，大型发电厂在系统中所占容量比例很高；
Power plant of modern power system has large capacity and the proportion of large-scale power plant is very big.
小的干扰能够引发电力系统发生低频机电振荡，因此小干扰稳定是限制电力传输容量的主要因素之一。
Small signal stability becomes one of the important factors influencing transmission capacity because low frequency oscillation in power systems is always caused by small interference.
随着电力系统电压等级的提高、设备容量的增大，对系统安全性、稳定性的要求也越来越高。
With the increase of rated voltage and capacity of power equipment, higher reliability of power system is expected.
黑龙江省电力系统电源主要以火力发电为主，水电仅占电源装机容量的7.67%。
Electricity in Heilongjiang electrical power system is mainly fire power generation. Waterpower generation only accounts for 7.67% in electrical power capacity.
合理选择变压器的容量可以降低变压器的有功功率损耗和无功功率损耗，提高电力系统运行的经济性。
Rational chosen transformer capacitor can cut active power loss and reactive power loss down. So, it can improve power system economical operation.
最后，本文将基于安全域的电力系统有功定价模型用于拟并网的风电场装机容量和风电场位置的论证中。
Finally, the active power pricing model based on security region is applied to the feasibility study of wind farm location and its capacity.
随着风电装机容量在电力系统中的比例越来越高，风电对电网的影响变得越来越大。
With the increasing share of the wind power in the power system, the impact of its integration is becoming more widespread.
本文提出了一个电力系统间联网规划综合模型。该模型能分析电力系统间联网的各种效益和探索最优的联络线容量。
In this paper, a comprehensive model which can analyze all sorts of benefit of interconnection between electric systems and search for the optimal capacity of tie-lines is described.
随着大容量冲击性负荷的增加以及大量电力电子设备接入电网，电力系统谐波成分的复杂性也随之增加，对电网了造成严重污染。
Along with the increase of high-capacity loads' impact and electricity grid connection of a large number of power electronic devices, the complexity of power system harmonic components increases.
如何提高电力系统二次装置内部通信的速度，增加通信容量是摆在我们面前的紧要课题。
How to improve internal communication speed of secondary equipment and how to enlarge communication volume are urgent targets we have to face.
电力系统的容量和短路电流越来越大，相应的对系统的稳定性和断路器的开断能力等提出了更高的要求。
As the power systems expand, the fault currents would be increase to exceed the instantaneous capacity and the interrupting capabilities of the existing circuit breakers.
随着变速风电机组容量在电网中的所占比例的不断提高，其接入电网将给电力系统的频率控制带来不利影响。
With the rate of the variable speed wind turbines connected to the grid increasing, it will bring adverse influence on frequency control of the power system.
系统地分析了ASVG直流侧电容量、变压器电抗值以及控制参数对电力系统稳定性的影响；
The influence of the DC capacitor value. transformer reactance and controller parameters on power system stability is analyzed.
系统地分析了ASVG直流侧电容量、变压器电抗值以及控制参数对电力系统稳定性的影响；
The influence of the DC capacitor value. transformer reactance and controller parameters on power system stability is analyzed.
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