面向电力需求响应的工业园区综合能源系统优化调控研究

Research on optimal dispatching of industrial parks integrated energy system for demand-side response

在电力需求响应技术不断发展的背景下,工业园区电力系统可通过引入天然气、氢气等多种能源形式实现综合供能,进而以综合能源系统为能量载体实现需求响应参与能力、参与强度的大幅提升,并促进园区新能源发电就地消纳。围绕电网需求响应背景下的工业园区综合能源系统结构设计与优化调控技术展开分析研究,提出了涵盖热、电、氢等多能源形式的工业园区综合能源系统能量拓扑,并建立了复杂约束下的系统优化调控模型,以实现多能负荷参与电网需求响应背景下的综合能源系统经济运行。实验结果表明,工业园区综合能源系统能够通过多能互补的方式促使多能负荷共同参与电网需求响应,在降低系统运行成本的同时减少高峰时段对电网的电力负荷需求,并有效提升新能源就地消纳水平。

Under the background of fast development of electricity demand-side response technique,the electric-power system of industrial park introduces different energy types such as gas,hydrogen to achieve comprehensive energy supply.As a result,the participation ability and intensity of demand-side response are significantly improved by the introduction of integrated energy system,and the utilization of re-newable energy power is also promoted.In this study,the structure design and optimal dispatching of integrated energy system in industri-al park under the background of electricity demand-side response are analyzed and researched,and the topology of integrated energy sys-tem including the thermal,electricity and hydrogen energy forms is developed.In addition,the optimal dispatching model is also estab-lished by introducing the complex constraints,in order to achieve economical operation of integrated energy system under the background of electricity demand-side response,in which the multi-energy loads are included.Experimental results show that the demand-side re-sponse participation of multi-energy loads can be effectively promoted by the introduction of integrated energy system,the operation cost can be reduced while the electric power demand during peak-period is decreased,and the utilization of renewable energy power is also sig-nificantly improved.