研究目的
To propose a coordinated optimal scheduling strategy for wind power, photovoltaic, photothermal and hydropower by analyzing the randomness and intermittentity of wind power output and PV power plant output and the schedulability of CSP power generation, aiming at maximizing the integration benefit.
研究成果
The proposed coordinated optimal scheduling strategy for wind power, photovoltaic, photothermal and hydropower effectively improves the grid-connected benefit and reduces the amount of abandoned wind and light. The addition of photothermal power stations and the increase in the capacity of hydropower pumped storage units further enhance the system's stability and grid-connected efficiency.
研究不足
The study focuses on a specific area in Northwest China, and the applicability of the proposed strategy to other regions with different climatic and geographical conditions is not explored. Additionally, the impact of extreme weather conditions on the performance of the proposed strategy is not considered.
1：Experimental Design and Method Selection:
The study employs a coordinated optimal scheduling strategy for wind power, photovoltaic, photothermal and hydropower, using the fast non-dominated sorting genetic algorithm (NSGA-II) with elite strategy to optimize the objective function based on integration benefit maximization.
2：Sample Selection and Data Sources:
Simulation data of a certain area in Northwest China were used to verify the feasibility and effectiveness of the proposed algorithm.
3：List of Experimental Equipment and Materials:
The study involves wind power, photovoltaic, photothermal and hydropower systems, with specific parameters for hydropower and solar thermal power stations provided.
4：Experimental Procedures and Operational Workflow:
The model is solved using the NSGA-II algorithm, and the optimal dispatching power of each power generation system is analyzed.
5：Data Analysis Methods:
The effectiveness of the proposed scheduling strategy is verified through simulation results, comparing grid-connected benefits and the reduction of abandoned wind and light amounts.
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