基于路径描述技术的配电能力研究

Research on distribution capability based on path description technology

针对配电网中网络连接、馈线分段等因素与供电能力的不匹配问题,提出了一种使用路径描述技术的配电能力的分析算法。为了准确地分析配电网的供电能力,首先构建了0-1线性规划的计算模型,对配电网进行安全校验;其次,使用动作开关的数量作为目标函数,设定路径状态和负荷增量为具体变量,利用混合整数线性规划问题的求解方法,对配电网的供电能力和可装容量进行具体的分析;最终,形成基于路径描述技术的配电能力分析算法。此外,还使用具体的算例对该算法进行了测试。测试结果表明,本算法充分的考虑了配电网中馈线分段和网络连接情况等因素,具有广泛的适用性、较高的计算精确度和较强的实际推广价值。

Aiming at the mismatch between network connection,feeder segmentation and power supply capability in distribution network,An analysis algorithm of distribution capability using path description technology based on depth-first search algorithm is presented in this paper.In order to accurately analyze the power supply capacity of distribution network,firstly,a 0-1 linear programming calculation model is constructed to verify the safety of distribution network.Secondly,the number of action switches is used as the objective function,and the path state and load increment are set as specific variables.The mixed integer linear programming is used to solve the problem.The power supply capacity and installable capacity of distribution network were analyzed in detail,and finally the distribution capacity analysis algorithm based on path description technology was formed.In addition,we use specific examples to test the algorithm.The test results show that the feeder segmentation and network connection in distribution network is fully considered,and the algonithm has a wide range of applicability,high calculation accuracy and strong practical value.