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基于自适应SMPC的风-光-储混合微电网实时优化调度研究

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针对风力发电、光伏发电的随机性、波动性,研究了风-光-储混合微电网系统中新能源消纳、储能分时电价、联络线阻塞等问题,构筑了风能-光能-储能多能源互补下的微电网实时优化调度模型.首先,探究了风-光-储混合微电网模型,引入了一种自适应随机模型预测方法,将混合整数非线性优化问题转化为二次规划问题,使风电、光电具有一定的可调度性.其次,以经济性和稳定性最优为目标建立了混合系统的实时优化调度模型.最后,通过IEEE-30 节点 6 机组系统仿真分析,验证了所提调度策略及模型算法的经济性与可行性.
Adaptive SMPC-based Real-time Optimal Scheduling of Hybrid Micro-grid with Wind-optical-storage
In view of the randomness and fluctuation of wind power and photovoltaic power generation,the problems of new energy absorption,time-of-use price of energy storage and tie-line blocking in wind-solar-storage hybrid micro-grid system are studied,a real-time optimal dispatching model of micro-grid based on wind energy,solar energy and energy storage is proposed.Firstly,the wind-optical-storage hybrid microgrid model is studied,and an adaptive stochastic model prediction method is introduced to transform the mixed-integer nonlinear optimization problem into a quadratic programming problem,wind power,photoelectric has a certain degree of schedulability.Secondly,a real-time optimal scheduling model for hybrid systems is established with the goal of optimal economy and stability.Finally,the IEEE-30-node 6-unit system simulation analysis verifies the economy and feasibility of the proposed scheduling strategy and model algorithm.

hybrid wind-optical-storage systemmicro-gridadaptive stochastic model predictive controlTie-line blockingreal-time optimal scheduling

李超杰、严宇、叶宇成、赵成睿、于紫涵、孙萌

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国网丰县供电公司,江苏 丰县 221700

国网南京供电公司,江苏 南京 210000

南京工程学院,江苏 南京 211100

风-光-储混合系统 微电网 自适应随机模型预测控制 联络线阻塞 实时优化调度

2024

青海电力
青海电力科学试验研究院 青海省电机工程学会

青海电力

影响因子:0.26
ISSN:1006-8198
年,卷(期):2024.43(3)
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