新汶矿业集团公司协庄煤矿是一处年产 2 0Ｍｔ的矿井 ,每年有近 30万ｔ的煤矸石作为废料堆积在矸石山上。为了彻底治理煤矸石造成的环境问题 ,该矿多方筹资 ,建起了 1座装机容量为 12 0 0 0ｋＷ、年发电能力 72 0 0ｋＷ·ｈ的煤矸石发电厂。为了防止二次污染 ,将电厂煤矸石燃 Xinwen Mining Group Company Zhuang Coal Mine is an annual output of 20Mt mine, each year nearly 300,000 t of gangue as waste stacked in the waste rock hill. In order to completely control the environmental problems caused by coal gangue, the mines financed multiple parties and set up a coal gangue power plant with an installed capacity of 12,000 kW and an annual generating capacity of 72,000 kWh. In order to prevent secondary pollution, the power plant coal gangue burning