因此如何快速准确计算电力系统区域间的输电能力，使系统在满足安全性和可靠性的前提下，最大程度地满足各区域用电负荷的需求，成为电力系统亟待解决的研究课题。
Thus how to calculate the transfer capability quickly and precisely and how to satisfy the demand of power load furthest become a challenging task under the precondition of security and reliability.
中性点运行方式关系到电力系统运行的安全性、经济性和可靠性。
The running mode of neutral point of distribution network influences on security, economy and reliability of power system.
电力系统短期负荷预报是实现电力系统优化运行的基础，对于电力系统运行的安全性、可靠性和经济性都有显著影响。
Power system short-term load forecast is the basis of power system optimization running. It can affect safety property, reliability and economy of power system operation.
近年来，国内外的电力系统发生多起大规模停电事故，引起了各界对电力系统安全性和供电可靠性的高度关注。
In recent years, both at home and abroad has more than large-scale power system blackout caused people on the power system security and reliability of the high degree of attention.
近年来，国内外的电力系统发生多起大规模停电事故，引起了各界对电力系统安全性和供电可靠性的高度关注。
In recent years, both at home and abroad has more than large-scale power system blackout caused people on the power system security and reliability of the high degree of attention.
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