摘要
以双管程管式换热器为研究对象,利用数学模型,分别计算换热器管内hi和管外he的换热系数,为该型形的换热器推广应用提供数据参考与理论基础。
The research studies the double pipes tubular heat exchanger, using a mathematical model by calculate the inside coefficient of heat transfer(hi), and the outside coefficient of heat transfer (h~), Providing the reference data and theoretical basis for promote this type heat exchanger.
出处
《广东化工》
CAS
2014年第8期133-134,共2页
Guangdong Chemical Industry
关键词
双管程
管外换热系数
管内换热系数
努赛尔系数
double-pipe: inside coefficient of heat transfer(hi)
outside coefficient of heat transfer (hi): the Nusselt number