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Probabilistic multi-energy complementary switching control based on event-triggered mechanism
Energy and Buildings ( IF 6.6 ) Pub Date : 2025-01-23 , DOI: 10.1016/j.enbuild.2025.115335
Xianshuang Yao, Yao Wang, Lei Liu
Energy and Buildings ( IF 6.6 ) Pub Date : 2025-01-23 , DOI: 10.1016/j.enbuild.2025.115335
Xianshuang Yao, Yao Wang, Lei Liu
In this paper, combining the principle of graph theory, a switching control method is proposed for the wind-solar-biomass-storage multi-energy microgrid to maximize the utilization rate of all energy sources in the microgrid. To solve the many uncertainties brought by the randomness of load and renewable energy generation to the microgrid, the probability model of uncertainty is established using the multivariate kernel density estimation method. Then, a suitable topology diagram is established to describe different realistic scenarios, and based on the power relationship of different generator sets in the scenario, the switching signal is designed to maintain the real-time stability of the system. In addition, a dynamic event triggering mechanism is proposed to reduce the communication burden and enhance the frequency stability. At the same time, a new Lyapunov function is constructed to provide a stability criterion for the proposed switching control method to ensure its stability. Finally, a simulation is conducted on the Matlab platform to verify the feasibility and effectiveness of the proposed scheme.
中文翻译:
基于事件触发机制的概率多能量互补开关控制
本文结合图论原理,提出了一种风光储多能源微电网的开关控制方法,以最大限度地提高微电网中所有能源的利用率。为解决负荷和可再生能源发电的随机性给微电网带来的诸多不确定性,采用多元核密度估计方法建立了不确定性概率模型。然后,建立合适的拓扑图来描述不同的现实场景,并根据场景中不同发电机组的功率关系,设计开关信号,以保持系统的实时稳定性。此外,该文还提出了一种动态事件触发机制,以减轻通信负担,增强频率稳定性。同时,构建了一个新的 Lyapunov 函数,为所提出的开关控制方法提供了稳定性准则,以保证其稳定性。最后,在 Matlab 平台上进行仿真,验证所提方案的可行性和有效性。
更新日期:2025-01-23
中文翻译:
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基于事件触发机制的概率多能量互补开关控制
本文结合图论原理,提出了一种风光储多能源微电网的开关控制方法,以最大限度地提高微电网中所有能源的利用率。为解决负荷和可再生能源发电的随机性给微电网带来的诸多不确定性,采用多元核密度估计方法建立了不确定性概率模型。然后,建立合适的拓扑图来描述不同的现实场景,并根据场景中不同发电机组的功率关系,设计开关信号,以保持系统的实时稳定性。此外,该文还提出了一种动态事件触发机制,以减轻通信负担,增强频率稳定性。同时,构建了一个新的 Lyapunov 函数,为所提出的开关控制方法提供了稳定性准则,以保证其稳定性。最后,在 Matlab 平台上进行仿真,验证所提方案的可行性和有效性。