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Fluids Table 1: Densities and Specific Heats for Various Solutions*

流体属性表 1: 溶液密度和比热*

 

Solution
溶液

% by Weight
重量百分比 %
Mean Temp (deg C)
平均温度(℃)
Freezing Point (deg C)
凝点(℃)
Density 密度
(kg/m^3)
Specific Heat 比热
(kJ/deg K*kg)
Pure Water
纯水
100
25
0
999.6
4.184
Methanol
Solution
甲醇溶液
13.6
25
-9.4
980.2
4.232
10.0
30
-6.7
904.2
4.274
6.3
35
-3.9
989.0
4.296
2.0
40
-1.1
989.4
4.275
Ethylene
Glycol
Solution
乙二醇溶液
20.0
25
-9.4
1034.4
3.848
14.6
30
-6.7
1024.4
3.975
8.8
35
-3.9
1017.3
4.100
2.5
40
-1.1
1002.9
4.190
Propylene
Glycol
Solution
丙二醇溶液
23.5
25
-9.4
1024.5
4.023
18.3
30
-6.7
1017.3
4.065
12.9
35
-3.9
1012.5
4.107
5.9
40
-1.1
1005.3
4.149
Sodium
Chloride
Solution
氯化钠溶液
13.3
25
-9.4
1103.6
3.627
10.1
30
-6.7
1077.2
3.688
6.4
35
-3.9
1048.4
3.847
Calcium
Chloride
Solution
氯化钙溶液
14.3
25
-9.4
1134.7
3.332
11.3
30
-6.7
1103.6
3.499
GS4
Solution
100
-23.3
-59.4
1295.0
2.795
80
-15.0
-40.0
1262.5
3.089
60
-6.67
-21.1
1175.0
3.382
40
-2.22
-11.7
1120.0
3.709
20
-1.11
-5.6
1050.0
3.989
*Adapted from Closed-Loop/Ground-Source Heat Pump Systems Installation Guide.  NRECA Research Project 86-1.  Oklahoma State University.  1988. and Perry, RobertH. and Chilton, Cecil H. Chemical Engineer's Handbook. 5th Ed. New York, McGraw Hill Book Company, 1973. 改编自《闭环地源热泵系统安装指南》,NRECA研究项目86-1,俄克拉何马州立大学,1988年;以及Perry,RobertH.和Chilton,Cecil H.《化学工程师手册》(第五版),纽约,McGraw Hill图书公司,1973年。

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