以蒸汽利用的热力学第一、第二定律理论为依据,提出了合理用能所遵循的原则及其评价指标,分析了目前钢铁企业蒸汽利用的不合理方式,即减温减压的品质损耗情况,并就其提出了热电联产的改善措施。
The article based on the first and second law theories of thermodynamic ofsteam utilization puts forward the principles and appraisal indexes which should be followed on using energy reasonably.It analyzes the unreasonable way of using steam in iron and steel enterprises at present,namely the quality loss situation of temperature and pressure reduction,and proposes the improvable measures of combined heat and power.