This paper discusses the feasibility of micro-output heating transformation of low pressure cylinder of 330 MW cogeneration unit,analyzes the efficiency bottleneck of heating system,and makes the transformation scheme,including the adjustment of rigid and flexible operating conditions,the design of cutting cylinder,and the optimization of water jet temperature reduction and pumping system.The transformation scheme can improve the heating capacity and power generation capacity of the unit,improve the flexibility and economy of the unit.
万方数据