Based on the analysis to the random sear ch algorithm of LUUS, a modified random directed integer search algorithm (MRDI SA) is given for first time. And a practical example is given to show that the adva ntage of th...Based on the analysis to the random sear ch algorithm of LUUS, a modified random directed integer search algorithm (MRDI SA) is given for first time. And a practical example is given to show that the adva ntage of this kind of algorithm is the reliability can’t be infuenced by the ini tial value X (0) and the start search domain R (0) . Besides, i t can be applied to solve the higher dimensional constrained nonlinear integer p rogramming problem.展开更多
为提高可再生能源的有效利用和冷热电联供系统的综合性能,在天然气冷热电联供系统中引入光伏电池、风力发电、地源热泵和储能单元,构建一种耦合可再生能源的天然气冷热电联供(wind-solar-storage and heat pump,combined cooling,heatin...为提高可再生能源的有效利用和冷热电联供系统的综合性能,在天然气冷热电联供系统中引入光伏电池、风力发电、地源热泵和储能单元,构建一种耦合可再生能源的天然气冷热电联供(wind-solar-storage and heat pump,combined cooling,heating and power,WSSH-CCHP)系统,利用层次分析法(analytic hierarchy process,AHP)建立考虑能效、经济及环境性能的综合评价指标,采用混合整数线性规划(mixed integer linear programming,MILP)算法,对该系统进行设备选型、容量配置及运行策略协同优化,以分供系统(separate production,SP)为参照系统,以济南市某能源中心为例,分析该系统集成优化效果及其运行特性。研究结果表明,该系统的综合指标优化结果相比SP系统提高37.8%,具有较好的综合性能,为耦合风光储及热泵天然气CCHP系统的发展及其集成优化与运行特性研究提供了参考。展开更多
A definition of the quasi-filled function for nonlinear integer programming problem is given in this paper. A quasi-filled function satisfying our definition is presented. This function contains only one parameter. Th...A definition of the quasi-filled function for nonlinear integer programming problem is given in this paper. A quasi-filled function satisfying our definition is presented. This function contains only one parameter. The properties of the pro- posed quasi-filled function and the method using this quasi-filled function to solve nonlinear integer programming problem are also discussed in this paper. Numerical results indicated the efficiency and reliability of the proposed quasi-filled function algo- rithm.展开更多
文摘Based on the analysis to the random sear ch algorithm of LUUS, a modified random directed integer search algorithm (MRDI SA) is given for first time. And a practical example is given to show that the adva ntage of this kind of algorithm is the reliability can’t be infuenced by the ini tial value X (0) and the start search domain R (0) . Besides, i t can be applied to solve the higher dimensional constrained nonlinear integer p rogramming problem.
文摘为提高可再生能源的有效利用和冷热电联供系统的综合性能,在天然气冷热电联供系统中引入光伏电池、风力发电、地源热泵和储能单元,构建一种耦合可再生能源的天然气冷热电联供(wind-solar-storage and heat pump,combined cooling,heating and power,WSSH-CCHP)系统,利用层次分析法(analytic hierarchy process,AHP)建立考虑能效、经济及环境性能的综合评价指标,采用混合整数线性规划(mixed integer linear programming,MILP)算法,对该系统进行设备选型、容量配置及运行策略协同优化,以分供系统(separate production,SP)为参照系统,以济南市某能源中心为例,分析该系统集成优化效果及其运行特性。研究结果表明,该系统的综合指标优化结果相比SP系统提高37.8%,具有较好的综合性能,为耦合风光储及热泵天然气CCHP系统的发展及其集成优化与运行特性研究提供了参考。
基金Project (No. 10271073) supported by the National Natural Science Foundation of China
文摘A definition of the quasi-filled function for nonlinear integer programming problem is given in this paper. A quasi-filled function satisfying our definition is presented. This function contains only one parameter. The properties of the pro- posed quasi-filled function and the method using this quasi-filled function to solve nonlinear integer programming problem are also discussed in this paper. Numerical results indicated the efficiency and reliability of the proposed quasi-filled function algo- rithm.