求翻译：可用输电能力已成为电力系统运行与规划中关注的重要指标之一。本文首先讨论了各种确定性算法应用于考虑暂稳的ATC计算时的优劣，针对电力系统运行调度部门在大型互联电网中对ATC的应用需求，构建了基于重复潮流法的ATC计算基本框架，并充分利用算法的开放性，从功率调整、约束校验与计算效率等3方面对该框架进行了完善，最后引入暂态稳定的概率风险评估给出了系统承担一定失稳风险时的可用输电能力。实际电网的算例证明了本文算法的有效性和实用性。是什么意思？

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Available transmitting capacity has become one of important targets which in the electrical power system movement and the plan pays attention.This article first discussed each definite algorithm to apply in the consideration temporarily steady ATC computation time the fit and unfit quality, in view

Available transfer capability has become an important indicator in the power system operation and planning. This article first discussion has various certainty algorithm application Yu consider provisional stability of ATC calculation Shi of merits, for power system run scheduling sector in large in