Imbonerahamwe isanzwe ihinduranya ya firigo

Ibice rusange no guhinduka

1 MW = 1000 KW

1 KW = 1000 W.

1 KW = 861Kcal / h = 0.39 P.

1 W = 1 J / s

0.1MPa = 1kg / cm2 = 10mmercure inkingi= 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 HP (amashanyarazi) = 0,75KW （amashanyarazi）

1 KW （amashanyarazi） = 1.34HP （amashanyarazi）

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 = 0.06308 l / s

1 l / s = 15.85GPM

1 kg / cm2 = 105 = 10mH2O = 1bar = 0.1MPa

1 Pa = 0.1mmH2O = 0.0001mH2O

1 mH2O = 104Pa = 10kPa

(Agaciro k'ubushyuhe bw'amakara asanzwe) Hc = 8.14 * 103W.h / kg

1 MJ = 0.034125kg (bisanzwe amakara)

1 Nm3 （karemano gaze） = 1.2143kg (bisanzwe amakara)

Ubumenyi rusange

1 kcal kg 1 kg yubushyuhe bwamazi kuzamuka cyangwa kugabanuka 1 ℃ munsi yumuvuduko usanzwe wikirere, Ubushyuhe bwakiriwe cyangwa bwarekuwe ni kalori 1.

Ikiro 1 cy'urubura kibona karori 80

Ubushyuhe bwo guhumeka ibiro 1 byamazi ni karori 539

4 ens Ubucucike bw'amazi ni bunini

EER / COP / IPLV capacity ubushobozi bwo gukonjesha / Ikigereranyo cy’ibisohoka ubushyuhe ku mbaraga zinjiza.

IPLV = 2,3% * A + 41.5% * B + 46.1% * C + 10.1% * D average impuzandengo iremereye）