为了解决区域综合能源系统(regional integrated energy system,RIES)中由于新能源出力不确定性和多能负荷波动所导致的灵活性不足问题,该文提出了一种考虑多能互补灵活性和用户低碳意愿的鲁棒优化方法。首先,计及新能源出力与负荷的共...为了解决区域综合能源系统(regional integrated energy system,RIES)中由于新能源出力不确定性和多能负荷波动所导致的灵活性不足问题,该文提出了一种考虑多能互补灵活性和用户低碳意愿的鲁棒优化方法。首先,计及新能源出力与负荷的共同影响,通过净负荷波动来刻画RIES电力子系统灵活性需求。为了计及用户低碳意愿对新能源消纳的影响,分别构建用户购买普通和零碳电能的效用函数。考虑多能耦合设备的灵活备用容量,建立包含多能灵活性供需平衡约束的目标为RIES总运行成本最小及用户总效用最大的三层鲁棒优化调度模型。引入设备最优运行区间对模型内时间耦合约束进行解耦,并采用KKT(Karush-Kuhn-Tucker)条件和嵌套列与约束生成(nested column and constraints generation,NC&CG)算法进行求解。算例分析表明,所提模型可提升RIES运行的灵活性,促进新能源消纳,实现了RIES的低碳经济运行。展开更多
Companies bear primary responsibility for low-carbon economy,thus relevant low-carbon policies should be set properly to guide them and to ensure their low-carbon production effectively.To solve the problems generated...Companies bear primary responsibility for low-carbon economy,thus relevant low-carbon policies should be set properly to guide them and to ensure their low-carbon production effectively.To solve the problems generated during low-carbon development,this article verifies the existence of the transmission path and strength.This verification includes mediating variables of companies'willingness and capacity to conduct low-carbon production,a transmission mechanism through incentive path and resources protection,and questionnaire data of agricultural companies.Conclusions show that the lowcarbon policies have obvious positive effects on willingness of corporation;the basic service-oriented policy has a significantly promoting effect on low-carbon production capacity;and low-carbon production performance is positively influenced by willingness as well as capability.Aiming at a better transmission path,some corresponding recommendations have been put forward in the end.展开更多
文摘为了解决区域综合能源系统(regional integrated energy system,RIES)中由于新能源出力不确定性和多能负荷波动所导致的灵活性不足问题,该文提出了一种考虑多能互补灵活性和用户低碳意愿的鲁棒优化方法。首先,计及新能源出力与负荷的共同影响,通过净负荷波动来刻画RIES电力子系统灵活性需求。为了计及用户低碳意愿对新能源消纳的影响,分别构建用户购买普通和零碳电能的效用函数。考虑多能耦合设备的灵活备用容量,建立包含多能灵活性供需平衡约束的目标为RIES总运行成本最小及用户总效用最大的三层鲁棒优化调度模型。引入设备最优运行区间对模型内时间耦合约束进行解耦,并采用KKT(Karush-Kuhn-Tucker)条件和嵌套列与约束生成(nested column and constraints generation,NC&CG)算法进行求解。算例分析表明,所提模型可提升RIES运行的灵活性,促进新能源消纳,实现了RIES的低碳经济运行。
文摘Companies bear primary responsibility for low-carbon economy,thus relevant low-carbon policies should be set properly to guide them and to ensure their low-carbon production effectively.To solve the problems generated during low-carbon development,this article verifies the existence of the transmission path and strength.This verification includes mediating variables of companies'willingness and capacity to conduct low-carbon production,a transmission mechanism through incentive path and resources protection,and questionnaire data of agricultural companies.Conclusions show that the lowcarbon policies have obvious positive effects on willingness of corporation;the basic service-oriented policy has a significantly promoting effect on low-carbon production capacity;and low-carbon production performance is positively influenced by willingness as well as capability.Aiming at a better transmission path,some corresponding recommendations have been put forward in the end.
