The constant, a is 0。972 gH2O/m3 °C。 The COP for an entire
HVAC system usually is around 3–4。5 [30]。
From Table 2, when the relative humidity of supply air of HVAC keeps constant, the relative humidity at the measurement point
688 X。 Wu et al。 / International Journal of Heat and Mass Transfer 87 (2015) 685–692
Table 1
The computational conditions of supermarket scale model。
Simulated tests
Location Parameter Unit Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 Test 7
Ambient Tamb °C 25 25 25 25 25 25 25
uamb % 60 60 60 60 60 60 60
Supermarket air-conditioning Tvent °C 16 17 18 19 18 18 18
Vvent m/s 2。0 2。0 2。0 2。0 2。5 3。0 3。5
uvent % 30 30 30 30 30 30 30
Open vertical refrigerated display cabinet Ws m 0。1
TS °C 0。5
Vs m/s 1。4
us % 90
Wr m 0。14
Vr m/s 1。3333 超市空调系统英文文献和中文翻译(4):http://www.youerw.com/fanyi/lunwen_99302.html