告首先介绍了Xcel电力公司的基本情况，值得一提的是，该公司是最大的风电供应商。报告给出了2020年西部互联电网的风电和太阳能发电容量、可再生能源比例等数据，并提出了发展电能不平衡市场（Energy Imbalance Market，EIM）的建议。随着大量可再生能源的接入，整个电网需要越来越多的负荷跟踪备用。-Report Xcel first introduced the basic situation of the power companies, it is worth mentioni

风光互补发电系统的知识，最大功率跟踪控制方法的介绍和研究-the content on wind and solar hybrid power generation system and the introduce about the maximum power point tracking

This code is for evaluating reliability indexes in a system with Distributed generation resources. Wind power and solar energy are considered in this simulation.