中间介质型烟气换热器无量纲材料成本模型

黄凯,孙志坚,钱文瑛,杨继虎,俞自涛,胡亚才

Dimensionless material cost model of media gas-gas heat exchangers

Kai HUANG,Zhi-jian SUN,Wen-ying QIAN,Ji-hu YANG,Zi-tao YU,Ya-cai HU

表 2 烟气再热器换热管使用寿命与年成本

Tab.2 Service life and annual cost of heat exchanger pipes in gas heater

换热管材料 价格/（万元·t−1） 使用寿命/a (W·A)heater Corten-A 0.52 2.5 0.2080 ND 0.65 4 0.1625 316L 3 10 0.3000