储能技术在风力发电中的应用

APPLICATION OF ENERGY STORAGE TECHNOLOGY IN WIND POWER GENERATION

在分析风电输出波动问题的基础上,首先重点介绍了机械储能技术中的抽水蓄能和飞轮储能、电磁储能技术中的超导磁体储能和超级电容储能、电化学储能技术,并比较分析了各自在储存容量、功率、效率、响应速度、存储周期和转换次数等重点参数上的性能,其次分析了风力发电对储能技术的关键要求,然后提出了适合风电的多元混合储能方案来改善风电的可靠性和稳定性问题,最后通过多元混合储能方案在实际风力发电运行中的应用证明了储能技术能够切实改善风电输出的稳定性和有效的储能调峰等作用提高风电的利用率.

Based on wind power holding a large proportion of all renewable energy generation and aiming to resolve volatile characteristics of wind power output, firstly the paper introduces water pumped storage and flywheel energy storage of mechanical storage technology, superconducting magnet storage and super-capacitor storage of electrical energy storage, and electrochemistry storage technology, and compares their key functions in storage volume, power, efficiency, response speed, storage cycle and transform time, and analyzes key requirements of wind power generation to storage system. Then the paper proposes multi-component mixed storage to improve reliability and stability problems of wind power. Finally, the simulation results of 2 types of multi-component storage applications in real wind power generation projects are given to prove the effectiveness of the storage technique and to improve wind power＇s reliability, stability problems, and wind power utilization ratio.