CN-121997748-A - Energy interconnection system design method, system and medium

CN121997748ACN 121997748 ACN121997748 ACN 121997748ACN-121997748-A

Abstract

The invention provides an energy interconnection system design method, an energy interconnection system design system and an energy interconnection system medium, which belong to the technical field of energy interconnection systems, and comprise the steps of determining design parameters of the energy interconnection system, determining constraint conditions of the design parameters, taking energy transmission efficiency of the energy interconnection system as an objective function, solving fitness values according to the objective function, optimizing the design parameters through an improved gold jackal optimization algorithm to obtain design parameters with optimal fitness values, wherein the improved gold jackal optimization algorithm introduces a position updating mechanism of a dung beetle optimization algorithm and a hunger game search algorithm in an exploration stage and a development stage of an original Jin Chai optimization algorithm, and determining an energy interconnection system design scheme according to the optimal design parameters. The method can quickly generate the optimal energy interconnection system design scheme, and the design scheme can realize the optimal transmission efficiency of the system.

Inventors

WEI SHUGUANG
YUAN DONG
CHEN KEWEI
LI JIAQI
XU FEIFAN
ZHANG YUNYIN
ZHANG JIAXI

Assignees

中国人民解放军陆军兵种大学

Dates

Publication Date: 20260508
Application Date: 20260127

Claims (7)

1. The energy interconnection system design method is characterized by comprising the following steps of: determining design parameters of an energy interconnection system, wherein the design parameters comprise transmission capacity of energy units, power exchange rate among the energy units, transmission line specification, maximum workload of the energy units and control parameters; Determining constraint conditions of design parameters, taking energy transmission efficiency of an energy interconnection system as an objective function, solving a fitness value according to the objective function, and optimizing the design parameters through an improved gold jackal optimization algorithm to obtain the design parameters with the optimal fitness value, wherein the improved gold jackal optimization algorithm introduces a position updating mechanism of a dung beetle optimization algorithm and a hunger game search algorithm in an exploration stage and a development stage of the original Jin Chai optimization algorithm, improves a gold jackal position updating mode, comprehensively considers factors of selecting different position updating modes, the optimal position of the current gold jackal, the deflection angle of Jin Chai and variation control parameters of Jin Chai according to switching probability, and carries out next-generation position updating; And determining the design scheme of the energy interconnection system according to the optimal design parameters.
2. The energy interconnection system design method according to claim 1, wherein the position update formula of the exploration phase of the improved jackal optimization algorithm is as follows: ; ; Wherein t is the current iteration times; The position of the prey for the t-th iteration; 、 Positions of male Jin Chai and female jackal, respectively, of the t-th iteration; 、 updated positions of male Jin Chai and female Jin Chai, respectively, corresponding to the prey for the t-th iteration; The deflection angle of the gold jackal; Representing a random number based on a Lewye distribution; Escape energy for the prey; Wherein: ; Wherein: Controlling parameters for the variation of the gold jackal and hyperbolic function ; A fitness value of Jin Chai i; the optimal fitness value of the jackfruit is the current t-th iteration; The position update formula of the jackal is improved as follows: ; Wherein: The position of the jackfruit after the t+1st iteration; 、 And Is a random number in [0,1], satisfies the following 。
3. The energy interconnection system design method according to claim 2, wherein the position update formula of the development stage of the improved jackal optimization algorithm is: ; ; Wherein t is the current iteration times; The position of the prey for the t-th iteration; 、 Positions of male Jin Chai and female jackal, respectively, of the t-th iteration; 、 updated positions of male Jin Chai and female Jin Chai, respectively, corresponding to the prey for the t-th iteration; The deflection angle of the gold jackal; Representing a random number based on a Lewye distribution; Escape energy for the prey; The formula for updating the position of the jackal is as follows: ; Wherein: The position of the jackfruit after the t+1st iteration; And Is a random number within [0,1 ].
4. The energy interconnection system design method of claim 3, wherein the constraints of the design parameters include a range of load demand, capacity limits of the transmission line, maximum power carrying capacity of the device, response time requirements of the system, and system cost.
5. The energy interconnection system design method according to claim 4, wherein the construction of the objective function comprises the steps of: Determining a transmission link loss model according to design parameters of an energy interconnection system; Determining output power according to design parameters of the energy unit; And determining transmission efficiency based on the actual received power, the output power and the transmission link loss model of the load end, wherein the transmission efficiency is maximized as an optimization target of structural design parameters.
6. A system for designing an energy interconnection system, the system comprising: A processor; A memory having stored thereon a computer program executable on the processor; Wherein the computer program when executed by a processor implements the steps of the energy interconnection system design method of any one of claims 1 to 5.
7. A computer-readable storage medium, wherein a data processing program is stored on the computer-readable storage medium, the data processing program realizing the steps of the energy interconnection system design method according to any one of claims 1 to 5 when executed by a processor.

Description

Energy interconnection system design method, system and medium Technical Field The invention relates to the technical field of energy interconnection systems, in particular to an energy interconnection system design method, an energy interconnection system design system and an energy interconnection medium. Background The integrated matching design of the energy interconnection system is one of key technologies for land fight platform win, so that the characteristics of the energy interconnection system are studied in depth, and the research on the integrated matching design of the energy interconnection system is urgent and necessary. The intelligent optimization algorithm is one of hot contents of artificial intelligent research, and has been widely applied to the optimization design in the electric power field. For example, showy et al studied a composite power parameter optimization method based on the Strength Pareto evolution algorithm (Showy et al, du Changqing, ren Weiqun. Composite power parameter optimization based on the Strength Pareto evolution algorithm [ J ]. Power techniques, 2022,46 (12): 1422-1427.), li Ji et al invented a fuel cell super capacitor hybrid locomotive parameter matching optimization method (Li Ji, chen Weirong, liu Zhixiang, dai Chaohua, zhang Xuexia, guo Ai, liu Shukui. Fuel cell super capacitor hybrid locomotive parameter matching optimization method [ P ]. Sichuan province: CN104071033A, 2014-10-01.), wang Wenxi et al invented an active distribution network distributed power planning method (Wang Wenxi, liu Baolin, feng Lei, li Lingfang, cheng Junzhao, zhou Shaoxiong, liao Yixu, chensheng. An active distribution network distributed power planning method taking into account source load matching [ P ]. Guangdong province: 107688879A, 2018-02-03.). Jin Chai the optimization algorithm (Golden jackal optimization algorithm, GJOA) is a new meta-heuristic algorithm proposed in 2022, is a novel intelligent optimization algorithm simulating the cooperative hunting behavior of jackal, and can be applied to the integrated matching design problem of the energy interconnection system. However, jin Chai optimization algorithm still has some defects, so that the algorithm is easy to fall into local optimum and the convergence accuracy is not high, and an ideal design effect is often not achieved when the integrated matching design of the energy interconnection system is carried out. Disclosure of Invention The invention provides an energy interconnection system design method, which can quickly generate an optimal energy interconnection system design scheme, and the design scheme can realize optimal transmission efficiency of the system. The method specifically comprises the following steps: determining design parameters of an energy interconnection system, wherein the design parameters comprise transmission capacity of energy units, power exchange rate among the energy units, transmission line specification, maximum workload of the energy units and control parameters; Determining constraint conditions of design parameters, taking energy transmission efficiency of an energy interconnection system as an objective function, solving a fitness value according to the objective function, and optimizing the design parameters through an improved gold jackal optimization algorithm to obtain the design parameters with the optimal fitness value, wherein the improved gold jackal optimization algorithm introduces a position updating mechanism of a dung beetle optimization algorithm and a hunger game search algorithm in an exploration stage and a development stage of the original Jin Chai optimization algorithm, improves a gold jackal position updating mode, comprehensively considers factors of selecting different position updating modes, the optimal position of the current gold jackal, the deflection angle of Jin Chai and variation control parameters of Jin Chai according to switching probability, and carries out next-generation position updating; And determining the design scheme of the energy interconnection system according to the optimal design parameters. Preferably, the position update formula of the exploration phase of the improved jackal optimization algorithm is as follows: ; ; Wherein t is the current iteration times; The position of the prey for the t-th iteration; 、 Positions of male Jin Chai and female jackal, respectively, of the t-th iteration; 、 updated positions of male Jin Chai and female Jin Chai, respectively, corresponding to the prey for the t-th iteration; The deflection angle of the gold jackal; Representing a random number based on a Lewye distribution; Escape energy for the prey; Wherein: ; Wherein: Controlling parameters for the variation of the gold jackal and hyperbolic function ;A fitness value of Jin Chai i; the optimal fitness value of the jackfruit is the current t-th iteration; The position update formula of the jackal is improved as follows: ; Wherein: The po