An active and reactive combined spot price model and the corresponding algorithm are introduced in this paper based on the theory of optimal power flow. Different from the traditional economic dispatch in the field of...An active and reactive combined spot price model and the corresponding algorithm are introduced in this paper based on the theory of optimal power flow. Different from the traditional economic dispatch in the field of spot price, the objective function is to minimize generation costs based on pricing reactive power. Then considering the characteristics of wind turbines, processing methods of wind farms in optimal power flow is discussed. Finally, the feasibility of the model and the algorithm is verified through the simulation results of IEEE 30 system.展开更多
为了实现电网调控系统(power grid control system,PCS)的低碳化和稳定性,本文提出考虑电动汽车充放特性与含高比例风电电网交互的PCS优化模型。首先,本文在典型PCS的基础架构下,引入碳捕集设备和风-储-电动汽车的联合发电系统。其次,...为了实现电网调控系统(power grid control system,PCS)的低碳化和稳定性,本文提出考虑电动汽车充放特性与含高比例风电电网交互的PCS优化模型。首先,本文在典型PCS的基础架构下,引入碳捕集设备和风-储-电动汽车的联合发电系统。其次,考虑电动汽车充放特性与不同碳捕集价格对运行总成本的影响,基于分析运行成本、投资成本、维护成本等经济性指标,将碳捕集成本加入到优化目标函数中,以分析电动汽车V2G模式及不同碳捕集价格对电网调控系统储能优化配置的影响。最后,基于CPLEX求解器对所提模型进行求解并展开多场景对比分析,实例表明电动汽车与电网调控系统的交互模型能够有效降低11.39%总成本及16.82%碳排放总量。展开更多
文摘An active and reactive combined spot price model and the corresponding algorithm are introduced in this paper based on the theory of optimal power flow. Different from the traditional economic dispatch in the field of spot price, the objective function is to minimize generation costs based on pricing reactive power. Then considering the characteristics of wind turbines, processing methods of wind farms in optimal power flow is discussed. Finally, the feasibility of the model and the algorithm is verified through the simulation results of IEEE 30 system.
文摘为了实现电网调控系统(power grid control system,PCS)的低碳化和稳定性,本文提出考虑电动汽车充放特性与含高比例风电电网交互的PCS优化模型。首先,本文在典型PCS的基础架构下,引入碳捕集设备和风-储-电动汽车的联合发电系统。其次,考虑电动汽车充放特性与不同碳捕集价格对运行总成本的影响,基于分析运行成本、投资成本、维护成本等经济性指标,将碳捕集成本加入到优化目标函数中,以分析电动汽车V2G模式及不同碳捕集价格对电网调控系统储能优化配置的影响。最后,基于CPLEX求解器对所提模型进行求解并展开多场景对比分析,实例表明电动汽车与电网调控系统的交互模型能够有效降低11.39%总成本及16.82%碳排放总量。