在电力市场中，由于日益增加的负荷以及输电系统容量的限制，常常发生输电阻塞。
In power market, power transmission congestion often occurs because of the increasing load and the limitation of the power transmission capacity.
为降低大容量输电系统的短路电流水平，提出一种基于饱和电抗器的串联谐振式故障限流器。
With a view to reducing the short circuit current level of large capacity transmission systems, an in-series resonant type FCL based on saturated inductor is presented.
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.
在电力市场环境下，电网可用输电能力(atc)是反映输电系统可用于传输电力的剩余容量的重要指标。
In the circumstances of electricity market, available transfer capability (ATC) indicates the amount of the further usable transmission surplus capability of transmission system.
串联补偿技术是一种提高远距离输电系统传输容量、改善系统稳定性的经济有效的手段。
Series Compensation is an effective and economical means to enhance the transmission capability and improve the stability of long transmission systems.
但都由于输电系统的复杂性，而不能确定增设无功补偿装置的最佳容量和经济效益。
But owing to the complexity of power transmission systems, it is hard to determine the optimum capacity and economic benefit on adding devices for reactive compensation.
虽然直流系统在长距离、容量输电方面有诸多优势，但直流系统单极运行时可能对上海电网的安全运行带来影响。
Although DC system had many advantages in long-distance and capacity transmission, DC system monopole operation might have impact on safe operation of Shanghai grid.
虽然直流系统在长距离、容量输电方面有诸多优势，但直流系统单极运行时可能对上海电网的安全运行带来影响。
Although DC system had many advantages in long-distance and capacity transmission, DC system monopole operation might have impact on safe operation of Shanghai grid.
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