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Economic analysis of the recycling Lew-quality waste heat
Author(s): 
Pages: 15-18
Year: Issue:  9
Journal: Energy Conservation

Keyword:  热电联产热经济性余热利用节能;
Abstract: 回收低品质余热用于制冷,减少制冷机组所需的低压蒸汽,节省煤量,同时自备电厂供热机组供汽量减少,热电比减小,煤耗增加,两者的差值是余热利用后净节省煤量.通过计算发现,考虑余热回收利用对自备电厂的影响,回收制冷机组投资成本需3a的时间,而按以往计算只需1a,其两者数据结果偏差较大.因此,分析余热回收利用实际问题时,需考虑多方面因素对企业的影响.
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