ISOBARIC HEAT-CAPACITY DATA FOR LIQUID HFC-134A

被引:35
作者
SAITOH, A [1 ]
NAKAGAWA, S [1 ]
SATO, H [1 ]
WATANABE, K [1 ]
机构
[1] KEIO UNIV,FAC SCI & TECHNOL,DEPT MECH ENGN,3-14-1 HIYOSHI,KOHOKU KU,YOKOHAMA,KANAGAWA 223,JAPAN
关键词
D O I
10.1021/je00060a002
中图分类号
O414.1 [热力学];
学科分类号
摘要
The isobaric heat capacity, Cp, of liquid HFC-134a, which is a prospective alternative to CFC-12, has been measured by using a flow calorimeter. The values of 31 Cphave been determined at temperatures from 276 to 356 K and pressures from 1.0 to 3.0 MPa. The uncertainty was estimated to be within ±10 mK in temperature, ±3 kPa in pressure, and ±0.3% in Cp, respectively. The Cpof saturated liquid, Cp, has been determined on the basis of the data measured in the compressed liquid phase, and a correlation of Cp' has also been developed. © 1990, American Chemical Society. All rights reserved.
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页码:107 / 110
页数:4
相关论文
共 8 条
[1]  
ASHIZAWA M, 1987, 17TH P C REFR B, P185
[2]   MEASUREMENTS OF THE VAPOR LIQUID COEXISTENCE CURVE AND THE CRITICAL PARAMETERS FOR 1,1,1,2-TETRAFLUOROETHANE [J].
KABATA, Y ;
TANIKAWA, S ;
UEMATSU, M ;
WATANABE, K .
INTERNATIONAL JOURNAL OF THERMOPHYSICS, 1989, 10 (03) :605-615
[3]  
PIAO CC, 1988, 9TH P JPN S THERM PR, P235
[4]   A NEW APPARATUS FOR THE MEASUREMENT OF THE ISOBARIC HEAT-CAPACITY OF LIQUID REFRIGERANTS [J].
SAITOH, A ;
SATO, H ;
WATANABE, K .
INTERNATIONAL JOURNAL OF THERMOPHYSICS, 1989, 10 (03) :649-659
[5]  
SAITOH AMS, 1989, THESIS KEIO U YOKOHA
[6]  
SATO H, 1987, P ASME JSME THERM EN, V4, P350
[7]  
WILSON DP, 1988, ASHRAE T, V99, P2095
[8]  
1986, THERMOPHYSICAL PROPE