一种面向智能配电网的分布式并行电压优化方法
发布时间:2018-12-29 14:30
【摘要】:针对智能配电网中分布式电源(DG)接入及电网仿真实时响应的需求,提出一种分布式并行环境下求解智能配电网中各DG最优输出功率的方法,实现了快速高效的配电网电压优化。该方法首先基于凝聚层次聚类法(HAC),解决了智能配电网自动分区的问题,在此基础上,采用分布式序列二次规划(DSQP-DG)算法,通过内外层迭代交替并行求解出DG最优出力。以接入DG的IEEE 33节点系统算例对该方法进行测试验证可知,较之辅助问题原理(APP)方法,该方法具备更好的寻优能力和快速性,能够有效解决智能配电网分布式并行电压优化问题。
[Abstract]:In order to meet the demand of (DG) access of distributed generation and real-time response of power network simulation in smart distribution network, a method to solve the optimal output power of DG in smart distribution network under distributed parallel environment is proposed. A fast and efficient distribution network voltage optimization is realized. Firstly, this method solves the problem of intelligent distribution network automatic partition based on (HAC), and then uses distributed sequential quadratic programming (DSQP-DG) algorithm. The optimal output force of DG is solved by alternating iteration of inner and outer layers in parallel. An example of IEEE 33-bus system connected to DG is used to test and verify the method. Compared with the auxiliary problem principle (APP) method, this method has better optimization ability and rapidness. It can effectively solve the problem of distributed parallel voltage optimization in intelligent distribution network.
【作者单位】: 天津大学智能电网教育部重点实验室;中国电力科学研究院;
【基金】:国家电网公司研究项目(PD-71-15-042)~~
【分类号】:TM761
[Abstract]:In order to meet the demand of (DG) access of distributed generation and real-time response of power network simulation in smart distribution network, a method to solve the optimal output power of DG in smart distribution network under distributed parallel environment is proposed. A fast and efficient distribution network voltage optimization is realized. Firstly, this method solves the problem of intelligent distribution network automatic partition based on (HAC), and then uses distributed sequential quadratic programming (DSQP-DG) algorithm. The optimal output force of DG is solved by alternating iteration of inner and outer layers in parallel. An example of IEEE 33-bus system connected to DG is used to test and verify the method. Compared with the auxiliary problem principle (APP) method, this method has better optimization ability and rapidness. It can effectively solve the problem of distributed parallel voltage optimization in intelligent distribution network.
【作者单位】: 天津大学智能电网教育部重点实验室;中国电力科学研究院;
【基金】:国家电网公司研究项目(PD-71-15-042)~~
【分类号】:TM761
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