解析： 太阳能光伏发电国家政策补贴2021年， 北京：工商业分布式光伏项目市级补贴0.3元或0.4元每千瓦时，连补5年：近日，有网友就北京市2022年工商业分布式光伏发电项目补贴政策向北京市发改委提问。对此，北京市发改委于11月2日回复：按照《关于进一步支持光伏发电系统推广应用的通知》（京发改规[2020]6号）要求，对于本市行政区域范围内已完成备案，并于2020年1月1日至2021年12月31日期间采用“自发自用为主，余量上网”模式并网发电的分布式光伏发电项目，市级财政按项目实际发电量给予补贴，每个项目的补贴期限为5年，补贴标准为每千瓦时0.3元或0.4元。

In 2021, Beijing: Municipal subsidies of 0.3 yuan or 0.4 yuan per kilowatt hour for industrial and commercial distributed photovoltaic (PV) projects for 5 years. In response, Beijing Municipal Development and Reform Commission replied on November 2: In accordance with the notice for further support the popularization and application of the photovoltaic power generation systems "(Beijing change rules [2020] no. 6) requirements, for the city within the scope of administrative area has been completed for the record, and in 2020 January 1 to December 31, 2021, during the adopts the model of" spontaneous for private use is given priority to, allowance for Internet access "distributed photovoltaic grid-connected power generation project, The municipal finance will provide subsidies according to the actual power generation of the project. The subsidy period for each project is 5 years, and the subsidy standard is 0.3 yuan or 0.4 yuan per kilowatt hour.