Electric energy systems throughout the world are now accommodating a growing number of renewable resources in addition to conventional generation. When responding to new interconnection service requests, minimizing the total cost of the power system, particularly generation and transmission, is important. Also, the maintenance of a large number of existing power system facilities is necessary, including older facilities, to take the best advantage of their capabilities.

中文翻译：

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日本的传输瓶颈管理新方法：N-1往返方案

除了常规发电，全世界的电能系统现在都在容纳越来越多的可再生资源。当响应新的互连服务请求时，最小化电力系统的总成本，尤其是发电和输电，非常重要。另外，为了充分利用其功能，需要维护大量现有的电力系统设施，包括较旧的设施。