For general reliability analysis with fuzzy failure and safety state, line sampling method is presented to calculate general failure probability.
针对状态具有模糊性的广义可靠性分析问题，提出一种广义失效概率计算的线抽样方法。
In this model, running state of transmission line is divided into four states, and calculation method of state probability, state frequency and state duration in balanced state are given.
该模型将输电线路的运行状态划分为四种状态，给出了每种平稳状态的状态概率、状态频率和状态持续时间的计算方法。
For reliability analysis of implicit limit state function, an improved line sampling method is presented on the basis of sample simulation in the failure region.
针对隐式极限状态方程的可靠性分析，提出了一种基于失效域样本模拟的高效线抽样法。
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