乙二醇的特性

1、1.1.乙二醇水溶液的冰点和沸点乙二醇水溶液的冰点和沸点乙二醇水溶液的冰点和沸点乙二醇水溶液作为重要的载冷剂,其物理性质对设备和系统的设计都十分重要,下面是乙二醇水溶液的冰点沸点和其浓度的关系。(数据来源ASHRAE 手册2005乙二醇浓度冰点 沸点 质量浓度 体积浓度 100.7KPa 0.0 0.0 0.0 100.0 5.0 4.4 -1.4 100.6 10.0 8.9 -3.2 101.1 15.0 13.6 -5.4 102.2 20.0 18.1 -7.8 102.2 21.0 19.2 -8.4 102.2 22.0 20.1 -8.9 102.8 23.0 21.0 -9.5

2、 102.8 24.0 22.0 -10.2 103.3 25.0 22.9 -10.7 103.3 26.0 23.9 -11.4 103.3 27.0 24.8 -12.0 103.9 28.0 25.8 -12.7 103.9 29.0 26.7 -13.3 104.4 30.0 27.7 -14.1 104.4 31.0 28.7 -14.8 104.4 32.0 29.6 -15.4 104.4 33.0 30.6 -16.2 104.4 34.0 31.6 -17.0 105.0 35.0 32.6 -17.9 105.0 36.0 33.5 -18.6 105.0 37.0 34

3、.5 -19.4 105.0 38.0 35.5 -20.3 105.0 39.0 36.5 -21.3 105.6 40.0 37.5 -22.3 105.6 41.0 38.5 -23.2 105.6 42.0 39.5 -24.3 106.1 43.0 40.5 -25.3 106.1 44.0 41.5 -26.4 106.7 45.0 42.5 -27.5 106.7 46.0 43.5 -28.8 106.7 47.0 44.5 -29.8 106.7 48.0 45.5 -31.1 106.7 49.0 46.5 -32.6 106.7 50.047.6-33.8107.2乙二醇

4、浓度冰点 沸点 质量浓度 体积浓度 100.7KPa 51.0 48.6 -35.1 107.2 52.0 49.6 -36.4 107.2 53.0 50.6 -37.9 107.8 54.0 51.6 -39.3 107.8 55.0 52.7 -41.1 108.3 56.0 53.7 -42.6 108.3 57.0 54.7 -44.2 108.9 58.0 55.7 -45.6 108.9 59.0 56.8 -47.1 109.4 60.0 57.8 -48.3 110.0 65.0 62.8 112.8 70.0 68.3 116.7 75.0 73.6 120.0 80.0

5、78.9 -46.8 123.9 85.0 84.3 -36.9 133.9 90.0 89.7 -29.8 140.6 95.095.0-19.4158.32.2.乙二醇水溶液的水溶液密度乙二醇水溶液的水溶液密度乙二醇水溶液的水溶液密度乙二醇水溶液作为重要的载冷剂,其物理性质对设备和系统的设计都十分重要,下面是乙二醇水溶液的密度(kg/m3和其浓度的关系。(数据来源ASHRAE 手册2005乙二醇水溶液浓度(体积浓度 温度 10% 20% 30% 40% 50% 60% 70% 80% 90% -35 1089.94 1104.60 1118.61 1132.11 -30 1089.04 1

6、103.54 1117.38 1130.72 -25 1088.01 1102.36 1116.04 1129.21 1141.87 -20 1071.98 1086.87 1101.06 1114.58 1127.57 1140.07 -15 1070.87 1085.61 1099.64 1112.99 1125.82 1138.14 -10 1054.31 1069.63 1084.22 1098.09 1111.28 1123.94 1136.09 -5 1036.85 1053.11 1068.28 1082.71 1096.43 1109.45 1121.94 1133.91 0

7、1018.73 1035.67 1051.78 1066.80 1081.08 1094.64 1107.50 1119.82 1131.62 5 1017.57 1034.36 1050.33 1065.21 1079.33 1092.73 1105.43 1117.58 1129.20 10 1016.28 1032.94 1048.76 1063.49 1077.46 1090.70 1103.23 1115.22 1126.67 15 1014.87 1031.39 1047.07 1061.65 1075.46 1088.54 1100.92 1112.73 1124.01 20 1

8、013.34 1029.72 1045.25 1059.68 1073.35 1086.27 1098.48 1110.13 1121.23 25 1011.69 1027.93 1043.32 1057.60 1071.11 1083.87 1095.92 1107.40 1118.32 30 1009.92 1026.02 1041.26 1055.39 1068.75 1081.35 1093.24 1104.55 1115.30 35 1008.02 1023.99 1039.08 1053.07 1066.27 1078.71 1090.43 1101.58 1112.15 40 1

9、006.01 1021.83 1036.78 1050.62 1063.66 1075.95 1087.51 1098.48 1108.89 45 1003.87 1019.55 1034.36 1048.05 1060.94 1073.07 1084.46 1095.27 1105.50 50 1001.61 1017.16 1031.81 1045.35 1058.09 1070.06 1081.30 1091.93 1101.99 55 999.23 1014.64 1029.15 1042.54 1055.13 1066.94 1078.01 1088.48 1098.36 60 99

10、6.72 1011.99 1026.36 1039.61 1052.04 1063.69 1074.60 1084.90 1094.60 65 994.10 1009.23 1023.45 1036.55 1048.83 1060.32 1071.06 1081.20 1090.73 70 991.35 1006.35 1020.42 1033.37 1045.04 1056.83 1067.41 1077.37 1086.73 75 988.49 1003.34 1017.27 1030.07 1042.04 1053.22 1063.64 1073.43 1082.61 80 985.50

11、 1000.21 1014.00 1026.65 1038.46 1049.48 1059.74 1069.36 1078.37 85 982.39 996.96 1010.60 1023.10 1034.77 1045.63 1055.72 1065.18 1074.01 90 979.15 993.59 1007.09 1019.44 1030.95 1041.65 1051.58 1060.87 1069.53 95 975.80 990.10 1003.45 1015.65 1027.01 1037.55 1047.32 1056.44 1064.92 100 972.32 986.4

12、8 999.69 1011.74 1022.95 1033.33 1042.93 1051.88 1060.20 105 968.73 982.75 995.81 1007.71 1018.76 1028.99 1038.43 1047.21 1055.35 110 965.01 978.89 991.81 1003.56 1014.46 1024.52 1033.80 1042.41 1050.38 115 961.17 974.91 987.68 999.29 1010.03 1019.94 1029.05 1037.46 1045.29 120 957.21 970.81 983.43

13、994.90 1005.48 1015.23 1024.18 1032.46 1040.08 125953.12966.59979.07990.381000.811010.401019.191027.301034.743.乙二醇水溶液的比热乙二醇水溶液的比热乙二醇水溶液作为重要的载冷剂,其物理性质对设备和系统的设计都十分重要,下面是乙二醇水溶液的比热(kJ/kg.K和其浓度的关系。(数据来源ASHRAE手册2005乙二醇水溶液浓度(体积浓度温度 10% 20% 30% 40% 50% 60% 70% 80% 90% -35 3.068 2.844 2.612 2.37-30 3.088 2.8

14、66 2.636 2.397-25 3.107 2.888 2.66 2.423 2.177 -20 3.334 3.126 2.909 2.685 2.45 2.206 -15 3.351 3.145 2.931 2.709 2.477 2.235 -10 3.56 3.367 3.165 2.953 2.733 2.503 2.264 -5 3.757 3.574 3.384 3.184 2.975 2.757 2.53 2.2930 3.937 3.769 3.589 3.401 3.203 2.997 2.782 2.556 2.3225 3.946 3.78 3.603 3.418

15、3.223 3.018 2.806 2.583 2.35110 3.954 3.792 3.617 3.435 3.242 3.04 2.83 2.61 2.3815 3.963 3.803 3.631 3.451 3.261 3.062 2.854 2.636 2.40920 3.972 3.815 3.645 3.468 3.281 3.084 2.878 2.663 2.43825 3.981 3.826 3.66 3.485 3.3 3.106 2.903 2.69 2.46730 3.989 3.838 3.674 3.502 3.319 3.127 2.927 2.716 2.49

16、635 3.998 3.849 3.688 3.518 3.339 3.149 2.951 2.743 2.52540 4.007 3.861 3.702 3.535 3.358 3.171 2.975 2.77 2.55445 4.015 3.872 3.716 3.552 3.377 3.193 3 2.796 2.58350 4.024 3.884 3.73 3.569 3.396 3.215 3.024 2.823 2.61255 4.033 3.895 3.745 3.585 3.416 3.236 3.048 2.85 2.64160 4.042 3.907 3.759 3.602

17、 3.435 3.258 3.072 2.876 2.6765 4.05 3.918 3.773 3.619 3.454 3.28 3.097 2.903 2.69970 4.059 3.93 3.787 3.636 3.474 3.302 3.121 2.929 2.72875 4.068 3.941 3.801 3.653 3.493 3.324 3.145 2.956 2.75780 4.077 3.953 3.816 3.669 3.512 3.345 3.169 2.983 2.78685 4.085 3.964 3.83 3.686 3.532 3.367 3.193 3.009

18、2.81590 4.094 3.976 3.844 3.703 3.551 3.389 3.218 3.036 2.84495 4.103 3.987 3.858 3.72 3.57 3.411 3.242 3.063 2.873100 4.112 3.999 3.872 3.736 3.59 3.433 3.266 3.089 2.902 105 4.12 4.01 3.886 3.753 3.609 3.454 3.29 3.116 2.931 110 4.129 4.022 3.901 3.77 3.628 3.476 3.315 3.143 2.96 115 4.138 4.033 3

19、.915 3.787 3.647 3.498 3.339 3.169 2.989 120 4.147 4.045 3.929 3.804 3.667 3.52 3.363 3.196 3.018 125 4.155 4.056 3.943 3.82 3.686 3.542 3.387 3.223 3.0474.乙二醇水溶液导热系数乙二醇水溶液导热系数乙二醇水溶液作为重要的载冷剂,其物理性质对设备和系统的设计都十分重要,下面是乙二醇水溶液的导热系数(W/m.K和其浓度的关系。(数据来源ASHRAE手册2005乙二醇水溶液浓度(体积浓度温度 10% 20% 30% 40% 50% 60% 70%

20、80% 90% -35 0.328 0.307 0.289 0.274-30 0.333 0.312 0.293 0.276-25 0.339 0.316 0.296 0.279 0.263 -20 0.371 0.344 0.321 0.3 0.281 0.265 -15 0.377 0.349 0.325 0.303 0.283 0.266 -10 0.415 0.383 0.354 0.329 0.306 0.286 0.268 -5 0.46 0.422 0.389 0.359 0.333 0.309 0.288 0.2690 0.511 0.468 0.429 0.395 0.364

21、 0.336 0.312 0.29 0.2715 0.52 0.476 0.436 0.4 0.368 0.34 0.314 0.292 0.27210 0.528 0.483 0.442 0.405 0.373 0.343 0.317 0.294 0.27415 0.537 0.49 0.448 0.41 0.377 0.346 0.32 0.296 0.27520 0.545 0.497 0.453 0.415 0.38 0.349 0.322 0.298 0.27625 0.552 0.503 0.459 0.419 0.384 0.352 0.324 0.299 0.27830 0.5

22、59 0.509 0.464 0.424 0.387 0.355 0.327 0.301 0.27935 0.566 0.515 0.469 0.428 0.391 0.358 0.329 0.303 0.2840 0.572 0.52 0.473 0.431 0.394 0.36 0.331 0.304 0.28145 0.577 0.525 0.477 0.435 0.397 0.363 0.332 0.306 0.28250 0.583 0.529 0.481 0.438 0.399 0.365 0.334 0.307 0.28355 0.588 0.534 0.485 0.441 0.

23、402 0.367 0.336 0.308 0.28460 0.592 0.538 0.488 0.444 0.404 0.369 0.337 0.31 0.28565 0.596 0.541 0.491 0.446 0.406 0.371 0.339 0.311 0.28670 0.6 0.544 0.494 0.449 0.408 0.372 0.34 0.312 0.28775 0.603 0.547 0.496 0.451 0.41 0.374 0.341 0.313 0.28880 0.606 0.549 0.498 0.452 0.411 0.375 0.342 0.314 0.2

24、8885 0.608 0.551 0.5 0.454 0.413 0.376 0.343 0.314 0.28990 0.61 0.553 0.501 0.455 0.414 0.377 0.344 0.315 0.2995 0.612 0.555 0.503 0.456 0.415 0.378 0.345 0.316 0.29100 0.613 0.556 0.504 0.457 0.416 0.379 0.346 0.316 0.291 105 0.614 0.556 0.504 0.458 0.416 0.379 0.346 0.317 0.291 110 0.614 0.557 0.5

25、05 0.458 0.417 0.38 0.347 0.317 0.292 115 0.614 0.557 0.505 0.458 0.417 0.38 0.347 0.318 0.292 120 0.613 0.556 0.504 0.458 0.417 0.38 0.347 0.318 0.293 125 0.612 0.555 0.504 0.458 0.417 0.38 0.347 0.318 0.2935.5.乙二醇水溶液粘度乙二醇水溶液粘度乙二醇水溶液粘度乙二醇水溶液作为重要的载冷剂,其物理性质对设备和系统的设计都十分重要,下面是乙二醇水溶液的粘度(mPa.s 和其浓度的关系。(数

26、据来源ASHRAE 手册2005乙二醇水溶液浓度(体积浓度温度 10% 20% 30% 40% 50% 60% 70% 80% 90% 35 66.93 93.44 133.53 191.09 30 43.98 65.25 96.57 141.02 25 30.5 46.75 70.38 102.21 196.87 20 15.75 22.07 34.28 51.94 74.53 128.43 15 11.74 16.53 25.69 38.88 55.09 87.52 10 6.19 9.06 12.74 19.62 29.53 41.36 61.85 -5 3.65 5.03 7.18 1

27、0.05 15.25 22.76 31.56 45.08 0 2.08 3.02 4.15 5.83 8.09 12.05 17.79 24.44 33.74 5 1.79 2.54 3.48 4.82 6.63 9.66 14.09 19.2 25.84 10 1.56 2.18 2.95 4.04 5.5 7.85 11.31 15.29 20.18 15 1.37 1.89 2.53 3.44 4.63 6.46 9.18 12.33 16.04 20 1.21 1.65 2.2 2.96 3.94 5.38 7.53 10.05 12.95 25 1.08 1.46 1.92 2.57 3.39 4.52 6.24 8.29 10.59 30 0.97 1.3 1.69 2