在已建立的配电网无功优化的模型基础上对其进行了改进，将经济性目标函数和安全性目标函数相结合。
The economic objective function and security objective function is combined to improve the established optimization models of reactive power distribution network.
另外，对配电网络进行综合优化，能大幅度地降低网损，改善电压质量，提高供电的经济性和安全性。
Moreover, the optimal coordination of distribution network can greatly decrease network loss, improve power quality and increase the economy and safety of power supply.
利用曲线和柱形图对各供电方案的经济性结果进行了分析说明，并得出了许多对配电网规划有指导意义的结论。
The economy results of all power programs are analyzed and illustrated through curves and columns, and many conclusions that have important value for the distribution network planning are obtained.
利用曲线和柱形图对各供电方案的经济性结果进行了分析说明，并得出了许多对配电网规划有指导意义的结论。
The economy results of all power programs are analyzed and illustrated through curves and columns, and many conclusions that have important value for the distribution network planning are obtained.
应用推荐