丙二醇的特性.pdf

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1、1.丙二醇冰点和沸点丙二醇水溶液因为其无毒、无腐蚀等性质，在诸多领域作为载冷剂应用。其物理性质对设备和系统的设计都十分重要，下面是二醇水溶液的冰点和沸点与其浓度的关系。（数据来源ASHRAE手册2005）丙二醇浓度冰点沸点丙二醇浓度冰点沸点质量浓度体积浓度℃100.7KPa质量浓度体积浓度℃100.7KPa0.00.00.0100.050.049.9-36.6105.65.04.8-1.6100.051.050.9-38.2105.610.09.6-3.3100.052.051.9-39.8105.615.014.5-5.1100.053.053.0

2、-41.6106.120.019.4-7.1100.654.054.0-43.3106.121.020.4-7.6100.655.055.0-45.2106.122.021.4-8.0100.656.056.0-47.1106.123.022.4-8.6100.657.057.0-49.0106.724.023.4-9.1100.658.058.0-51.1106.725.024.4-9.6101.159.059.059.0106.726.025.3-10.2101.160.060.0107.227.026.4-10.8101.165.065.010

3、8.328.027.4-11.4101.770.070.0110.029.028.4-12.0101.775.075.0113.930.029.4-12.7102.280.080.0118.331.030.4-13.4102.285.085.0125.032.031.4-14.1102.290.090.0132.233.032.4-15.6102.295.095.0154.434.033.5-16.4102.235.034.4-17.3102.836.035.5-18.2102.837.036.5-19.1102.838.037.5-20.1103.

4、339.038.5-21.1103.340.039.5-22.1103.941.040.5-23.2103.942.041.5-24.3103.943.042.5-25.5103.944.043.7-26.7103.945.044.7-27.9104.446.045.7-29.3104.447.046.8-30.6104.448.047.8-32.1105.049.048.9-33.5105.0第1页2.丙二醇水溶液的密度丙二醇水溶液因为其无毒、无腐蚀等性质，在诸多领域作为载冷剂应用。其物理性质对设备和系统的设计都十分重要，下面是丙二醇水溶液的密度（

5、kg/m3）与其浓度和温度的关系。（数据来源ASHRAE手册2005）丙二醇水溶液浓度（体积浓度）温度℃10%20%30%40%50%60%70%80%90%–351072.921079.671094.51092.46–301071.311077.821090.851088.82–251062.111069.581075.841087.181085.15–201060.491067.721073.741083.491081.46–151050.431058.731065.731071.511079.771077.74–101039.421048.79

6、1056.851063.611069.161076.041074-51027.241037.891047.021054.841061.371066.691072.271070.2401013.851025.841036.241045.121052.7110591064.091068.491066.4651012.611024.321034.461043.091050.441056.51061.361064.681062.65101011.241022.681032.551040.941048.041053.881058.511060.851058.8

7、2151009.751020.911030.511038.651045.521051.131055.5410571054.96201008.131019.011028.351036.241042.871048.251052.441053.121051.09251006.41016.991026.061033.71040.091045.241049.221049.221047.19301004.541014.841023.641031.031037.181042.111045.871045.31043.26351002.561012.561021.09

8、1028.231034.151038.851042.41041.351039.32401000.461010