间接式污水源热泵系统换热器的设计  

Design of heat exchanger for indirect sewage-source heat pump system

作　　者：黄翔 刘月琴 

机构地区：[1]杭州国电能源环境设计研究院

出　　处：《暖通空调》2011年第12期111-113,共3页Heating Ventilating & Air Conditioning

基　　金：浙江省空调蓄能与节能重点实验室资助项目

摘　　要：对换热器换热量进行了理论计算分析,结果显示,其主要影响因素是污水黏度、换热器导热系数和管外污水流动速度。给出了污水对流换热系数的计算值和测试值。Presents the theoretical calculation and analysis of heat transfer rate, and the result shows that the main influencing factors are the sewage viscosity, thermal conductivity of heat exchanger and flow rate of sewage outside the tube. Presents the calculated and measured value of convective heat transfer coefficient.

关 键 词：污水源热泵 换热器 间接换热 节能 环保 

分 类 号：TU831.4[建筑科学—供热、供燃气、通风及空调工程]