It can also be applied in the daily optimal economic dispatch of interconnected power systems and the regional power system with hydropower stations and thermal power plants.

该方法还可应用于水火电混合电力系统和互联电力系统的日有功优化调度。

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The impact loads of grand steel plant have influence on the stability of power system, especially the transient stability of the regional power system with weak power grid structure.

大型钢铁企业产生的冲击性负荷不仅会对附近电厂机组的正常运行造成影响，而且会对整个电网、尤其对网架结构较为薄弱的地区电网的安全稳定运行产生不利影响。

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The system operator has three main functions : transfer (inter-regional and international transit), process control and balance of the electric power system.

系统操作器有三大主要功能：传送（地区间和国际中转）、程控和电力系统平衡。

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The hierarchy of the original classification system however imperfect or incomplete gave Bordeaux a measurable sort of prestige, not to mention marketing power, that no other regional system has managed to duplicate.

WSJ: Getting to the Bottom of Bordeaux Wines | On Wine by Lettie Teague

If, however, something close to a fully federal system has emerged, with real power and legitimacy devolved to regional assemblies and mayors, and with a more proportional electoral system for the Commons, then a powerful upper house may come to seem not only unnecessary but dangerous, for it would risk gridlock.

ECONOMIST: Farewell, Lord Bumbledom, hello Lord Crony?