Secondly, based on state estimation in power system, establish equivalent model and the corresponding line estimation algorithm for any given transmission which need to be analysis.

其次，在电网状态估计基础上，建立针对任一输电线路载荷定值的在线估计等值模型和相应算法。

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Recursive Measurement Error estimation Identification (RMEEI) method for dad data analysis in power system state estimation is proposed in this paper.

本文提出不良数据检测和辨识新算法——递归量测误差估计辨识法(RMEEI法)。

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State estimation is regarded as a basis for on line security monitoring functions in most modern power system control centers so that improving state estimation accuracy is very important.

状态估计是电力系统监控中心进行在线监控的基础，因此提高状态估计精度是非常重要的。

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