乙二醇水混合物参数

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1、乙二醇水溶液的冰点和沸点转载乙二醇水溶液冰点凝固点沸点浓度温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℃100.7KPa0.00.00.0100.05.04.4-1.4100.610.08.9-3.2101.115.013.6-5.4102.220.018.1-7.8102.221.019.2-8.4102.222.020.1-8.9102.823.021.0-9

2、.5102.824.022.0-10.2103.325.022.9-10.7103.326.023.9-11.4103.327.024.8-12.0103.928.025.8-12.7103.929.026.7-13.3104.430.027.7-14.1104.431.028.7-14.8104.432.029.6-15.4104.433.030.6-16.2104.434.031.6-17.0105.035.032.6-17.9105.036.033.5-18.6105.037.034.5-19.410

3、5.038.035.5-20.3105.039.036.5-21.3105.640.037.5-22.3105.641.038.5-23.2105.642.039.5-24.3106.143.040.5-25.3106.144.041.5-26.4106.745.042.5-27.5106.746.043.5-28.8106.747.044.5-29.8106.748.045.5-31.1106.749.046.5-32.6106.750.047.6-33.8107.251.048.6-35.1107.25

4、2.049.6-36.4107.253.050.6-37.9107.854.051.6-39.3107.855.052.7-41.1108.356.053.7-42.6108.357.054.7-44.2108.958.055.7-45.6108.959.056.8-47.1109.460.057.8-48.3110.065.062.8　112.870.068.3　116.775.073.6　120.080.078.9-46.8123.985.084.3-36.9133.990.089.7-29.8140.

5、695.095.0-19.4158.3v＝μ／ρμ=vρ动力粘度=运动粘度*密度.你的密度数据单位有错,自己算吧,算完转换成mpa.s就可以了.1.4mm2/s*1014kg/m3=0.0014196kg/ms=1.419600mpa.s换算如下1N=1kg.m/s2N.......牛顿1pa=1n/m2=1kg/ms2pa,.....帕斯卡。1kg/ms=1pa.s=1000mpa.s注意最后一个m是毫,mpa毫帕,前面几个m都是米.Pr=ν/a=Cpμ/λPa.s/（g/cm^3）=(N/m^2)*s/

6、(kg/m^3)=(N*s*m^3)/(kg*m^2)=(N/kg)*s*m=(m/s^2)*s*m=m^2/s乙二醇水溶液的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%-351089.941104.601118.611132.11-301089.041103.541117.381130.72-2510

7、88.011102.361116.041129.211141.87-201071.981086.871101.061114.581127.571140.07-151070.871085.611099.641112.991125.821138.14-101054.311069.631084.221098.091111.281123.941136.09-51036.851053.111068.281082.711096.431109.451121.941133.9101018.731035.671051.781

8、066.801081.081094.641107.501119.821131.6251017.571034.361050.331065.211079.331092.731105.431117.581129.20101016.281032.941048.761063.491077.461090.701103.231115.221126.67151014.871031.391047.071061.651075.461