Mayunitsi wamba ndi kutembenuka
1 MW = 1000 kW
1 KW = 1000 W
1 KW=861Kcal/h=0.39 P
1 W = 1 J/s
0.1MPa=1kg/cm2=10mmercury ndime=100KPa
1 USTR=3024Kcal/h=3517W(冷量）
1 BTU = 0.252kcal/h = 1055J
1 BTU/H=0.252kcal/h
1 BTU/H=0.2931W
1 MTU/H=0.2931KW
1 RT = 3.517KW
1 KW=0.284RT=860kcal/h=3.412MBH
1 P=2200kcal/h=2.56KW
1 kcal/h = 1.163W
1 W = 0.86kcal/h
F=9/5℃+32
℃= (F-32) 5/9
1 CFM=1.699M³/H=0.4719 l/s
1 M³/H=0.5886CFM
1 l/s=2.119CFM
1 GPM=0.06308l/s
1 l/s=15.85GPM
1 kg/cm2=105=10mH2O=1bar=0.1MPa
1 Pa=0.1mmH2O=0.0001mH2O
1 mH2O=104Pa=10kPa
(Kutentha kwa malasha) Hc=8.14*103W.h/kg
1 MJ=0.034125kg (muyezo malasha)
1 nm3.zachilengedwe gasi） = 1.2143kg (muyezo malasha)
Chidziwitso chodziwika bwino
1 kcal: 1 kg ya kutentha kwa madzi kukwera kapena kugwa 1 ℃ pansi pa kuthamanga kwamlengalenga, Kutentha komwe kumatengedwa kapena kumasulidwa ndi 1 calorie.
1 kilogalamu ya ayezi imapeza ma calories 80
Kutentha kwa vaporization kwa kilogalamu imodzi ya madzi ndi 539 calories
4 ℃ kachulukidwe ka madzi ndiye wamkulu kwambiri
EER/COP/IPLV，refrigerating mphamvu /Ratio ya kutentha linanena bungwe kuti athandizira power.EER zikutanthauza kompresa，COP amatanthauza dongosolo，IPLV zikutanthauza kulemedwa avareji ya mphamvu dzuwa pansi pa katundu osiyanasiyana.
IPLV=2.3% * A+41.5% * B + 46.1% * C+10.1% * D (avareji yolemetsa)
Nthawi yotumiza: Dec-14-2018
