包头钢铁（集团）有限责任公司 包钢焦化厂低温余热制冷节能技术改造 可行性分析报告 江苏双良空调设备股份有限公司 二〇〇八年十月 1 通过采用低温余热制冷节能系统 回收利用粗煤气冷却采暖段的废热 代替原工艺蒸汽型制冷机提供冷冻水 每年可以节省蒸汽8.64 万吨/年 每年可以节约标煤8962 吨/年 产生经济效益467.04 万元/年 投资回收周期不超过两个制冷期 （由于二回收制冷机本身需大修或更换， 节能技术改造系统投资回收期将更短） 2 目 录 1 总论 ············································································································································································5 1 .1 项目及建设单位概况 ················································································································5 1 .2 项目编制依据 ··········································································································································5 1 .3 项目论证范围 ··········································································································································6 1 .4 项目背景及建设理由 ················································································································6 1 .5 主要技术原则 ········································...
