家用燃气快速热水器和供暖热水炉热效率分析  

Analysis of Thermal Efficiency of Domestic Gas Instantaneous Water Heater and Gas-fired Heating and Hot Water Combi-boiler

作　　者：何贵龙[1] 高硕[1] 

机构地区：[1]中国市政工程华北设计研究总院,天津300074

出　　处：《煤气与热力》2009年第5期24-27,共4页Gas & Heat

摘　　要：分析了GB 20665—2006《家用燃气快速热水器和燃气采暖热水炉能效限定值及能效等级》标准的有关要求。结合统计数据,分析了不同给排气方式家用燃气快速热水器产品的热效率、能效等级。探讨了燃烧室材料对热效率的影响,指出了存在的问题。The relevant requirement in Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Domestic Gas Water Heater and Gas-fired Heating and Hot Water Combi-boiler（ GB 20665 -2006） is analyzed. Combined with the statistical data, the thermal efficiency and energy efficiency grades for domestic gas instantaneous water heater products with different air supply and discharge modes are analyzed, the influence of combustion chamber material on thermal efficiency is discussed, and the existing problems are pointed out.

关 键 词：热水器能效等级 额定热负荷 热效率 节能产品 

分 类 号：TU996[建筑科学—供热、供燃气、通风及空调工程]