夏热冬冷地区供暖房间冷风渗透影响因素

葛坚,王登辉,赵康

Influencing factors on infiltration rate of heating rooms in hot summer and cold winter zone

Jian GE,Deng-hui WANG,Kang ZHAO

表 8 辐射地板供暖时房间换气次数及相应的外环境参数

Tab.8 Air exchange rate with radiant floor heating method and corresponding environmental parameters

工况 供暖形式 θin/°C θout/°C Δθ/°C $\bar v$/（m·s−1） n/h−1 R1 辐射供暖 26.7 22.3 4.4 0.67 1.183 R2 辐射供暖 27.3 21.8 5.5 0.72 1.332 R3 辐射供暖 28.6 22.3 6.3 0.69 1.395 R4 辐射供暖 27.0 19.8 7.2 0.63 1.414