Physical Property Data Sheet British Units

Transcription

1 Physical Property Data Sheet British Units

2 KLEA 407A Data Sheet KLEA 407A is a blend of HFCs 32, 125 and 134a designed for low-temperature applications in new refrigeration equipment and also for retrofit in many existing systems. For information on the properties and safe handling of KLEA 407A, please refer to the Material Safety Data Sheet supplied with the product or available upon request. The data presented here represents a combination of measurements and estimation. Mexichem Fluor does not guarantee its accuracy and reserves the right to update the information in the future, in the light of the best available knowledge at the time. The contents of this note are given in good faith but without any liability attaching to Mexichem Fluor and it is the user's responsibility to satisfy himself that the product is entirely suitable for his purpose. Freedom from rights must not be assumed. Property Units Value Bubble Point (1atm) F Dew Point (1atm) F -38.O Bubble Point Pressure (70 F) psia Estimated Critical Temperature F Latent Heat Vaporization (Tm=70 F) Btu/lb Trouton's Constant Btu/lb R Coeff. Vol. Therm. Exp. (liquid, F) F Density (sat vapor) at 1atm Ib/ft Equation of State (Martin-Hou) P r = XT r + Σ (A i + B i Tr +C i exp(-kt r )) V r -B i=1,4 (V r -B) (i+1) T r = T/T c, P r = P/P c, Vr = V/V c B=0.0 X = K = T c, P c, V c = R, psia cu.ft/lb A 1, B 1, C 1 = , , A 2, B 2, C 2 = , , A 3, B 3, C 3 = , 0.0, 0.0 A 4, B 4, C 4 = 0.0, , Applicable Range: psia, R superheat Saturation Envelope Bubble Point Temperatures Bubble Point Temperature (T b ) = A + BX + CX 2 + DX 3 T b = Bubble Point Temperature in F X = Ln(P) P = Pressure in psia A = B = C = D =

3 Saturation Envelope Dew Point Temperatures Dew Point Temperature (T d ) = A + BX + CX 2 + DX 3 T d = Dew Point Temperature in F X = Ln(P) P = Pressure in psia A = B = C = 0 D = Saturation Envelope Mid Point Temperatures Mid Point Temperature (T m ) = A + BX + CX 2 + DX 3 T m = Average of Dew and Bubble Point Temperatures in F X = Ln(P) P = Pressure in psia A = B = C = D = Latent Heat Vaporization dh latent = A + Bx + Cx 2 + Dx 3 + Ex 4 Where x = (1-(Tm/T c )) (1/3) A = B = C = D = T m = Mid Point Temperature R dh latent = Btu/lb Ideal Gas Heat Capacity C p (ideal) = A + BT + CT 2 + D/T A = 0 B = C = E-07 D = T = Temperature R C p (ideal) = Btu/lb R Saturated Liquid Enthalpy h liquid = A + Bx + Cx 2 + Dx 3 + Ex 4 Where x = (1-(T b /T c )) (1/3) A = B = C = D = T b = Bubble Point Temperature R h liquid = Btu/lb

4 A = B = C= D = Liquid Density P liquid = A + Bx + Cx 2 + Dx 3 + Ex 4 Where x = (1-(T b /T c )) (1/3) T b = Bubble Point Temperature R P liquid = lb/ft 3 Liquid Viscosity In (µ) liquid = A + B/T m + CT m A = B = C = µ liquid = Cp T m = Mid Point Temperature R Liquid Thermal Conductivity K (liquid) = A + Bx + Cx 2 +DX 3 Where x =(1 (T m /T c )) (1/3) A = B = C = D = K (liquid) = Btu/hr.ft.R T m = Mid Point Temperature R _ A = B = C = D = Saturated Vapor Density P vapour = A + Bx + Cx 2 +Dx 3 + Ex 4 Where x = (1-(T d /T c )) (1/3) P vapor = lb/ft 3 Vapor Viscosity (Ideal Vapor) µ vapor = A + BT+CT 2 A = B = C = E-09 T = Temperature µ vapor = Cp R Vapor Viscosity (Sat Vapor) µ vapor = A+ BT d +CT d 2 +DT d 3 A = B = C = E-06 D = E-10 µ vapor = Cp

5 Vapor Thermal Conductivity (Ideal Vapor) K (vapor) = A+ BT +CT 2 A = B = C = E-08 T = Temperature R K (vapor) = Btu/hr.ft.R Vapor Thermal Conductivity (Sat Vapor) K (vapor) = A + BT d + CT d 2 + DT d 3 A = B = C = E-07 D = E-10 K (vapor) = Btu/hr.ft.R Speed of Sound (Sat Vapor) µ (vapor) = A + BT d + CT d 2 + D/T d A = B = C = D = µ (vapor) = ft/s Pressure Saturation Envelope Temperatures ( F) psia Bubble Point Mid Point Dew Point

6 Liquid Properties Liq. Therm Liquid Liquid Latent Liquid Cond Temp Density Enth Heat Viscosity Btu/ F Ib/ft 3 Btu/lb Btu/lb cp hr.ft.r The temperatures used for liquid density and liquid enthalpy are bubble point temperatures. The rest are mid point temperatures. Ideal Gas Properties ID. Gas ID. Gas ID. Gas Temp Heat Cap. Viscosity Therm Cond. F Btu/lb R cp Btu/hr.ft.R Saturated Vapor Properties Sat Vap Sat Vap Sat Vap Speed Temp Density Viscosity Therm. Cond of Sound F lb/ft 3 cp Btu/hr.ft.R ft/s The Temperatures used are dew point temperatures. Standard States Enthalpy (-40 F, liquid = 0) Entropy (-40 F, liquid = 0)

7 Mexichem Fluor Inc, 4990 B ICI Road, Hwy. 75, PO Box 30, St. Gabriel, LA Telephone: (225) (main line), 800-ASK-KLEA (toll free), Fax; (225) All information in this document is believed to be accurate but is made without guaranty or warranty of any kind either expressed or implied. The user must satisfy himself that our products are entirely suitable for his own purpose and process and user assumes all responsibility through use or application of the information herein. Statements concerning use of our products do not grant a license under any patent and do not recommend the infringement of any patent. KLEA and Mexichem Fluor are Trademarks, property of Mexichem SAB de C.V Mexichem Fluor. All rights reserved.