水的粘度整理版

1、水的粘度 整理版 水的粘度 (0,40?)温度T温度T粘度卩Pa?s或粘度 卩Pa?s或-2-2厘泊N?s?m厘泊N?s?m ?X 10-3- 30 273.16 1.7921 1.7921X 10 20.2 293.36 1.0000 1.000010-3- 31 274.16 1.7313 1.7313X10 21 294.16 0.9810 0.981010-3- 32 275.16 1.6728 1.6728X10 22 295.16 0.9579 0.957910 -3-34-3- 33 276.16 1.6191 1.6191X10 23 296.16 0.9358 0.93582

2、77.16 1.5674 1.5674 X10 24 297.16 0.9142 0.9142 X10 -3-35 278.16 1.5188 1.5188X10 25 298.16 0.8937 0.8937 X10 -3- 36 279.16 1.4728 1.4728 X10 26 299.16 0.8737 0.8737 X10 -3- 37 280.16 1.4284 1.4284 X10 27 300.16 0.8545 0.8545 X 1 0 -3- 38 281.16 1.3860 1.3860 X10 28 301.16 0.8360 0.8360 X10 - 3-39 2

3、82.16 1.3462 1.3462 X10 29 302.16 0.8180 0.8180 X10 -3-310 283.16 1.3077 1.3077 X10 30 303.16 0.8007 0.8007 X10 -3-311 284.16 1.2713 1.2713X10 31 304.16 0.7840 0.7840 X 10 -3- 312 285.16 1.2363 1.2363 X10 32 305.16 0.7679 0.7679 X10 -3- 313 286.16 1.2028 1.2028 X10 33 306.16 0.7523 0.7523 X10 -3- 31

4、4 287.16 1.1709 1.1709 X10 34 307.16 0.7371 0.7371X10 -3- 315 288.16 1.1404 1.1404 X10 35 308.16 0.7225 0.7225 X10 -3-316 289.16 1.11111.1111X10 36 309.16 0.7085 0.7085 X10 -3-317 290.16 1.0828 1.0828 X10 37 310.16 0.6947 0.6947 X10 -3-318 291.16 1.0559 1.0559X10 38 311.16 0.6814 0.6814 X10 -3- 319

5、292.16 1.0299 1.0299 X10 39 312.16 0.6685 0.6685 X10-3- 320 293.16 1.0050 1.0050 X10 40 313.16 0.6560 0.6560 X10水的物理性质-3-1-1-1-2-1-1-5-4-1-3-温度饱和蒸气压 密度焓 比定压热容导热系数粘度体积膨胀系表面张力普兰德1t/? p/kPa p /kg?m H/kJ?kg c/kJ?kg?K入 /10W?m?Ku /10Pa?s 数 a /10K c /10N?m Pr p0 0.6082 999.9 0 4.212 55.13 179.21 0.63 75.6

6、13.66 10 1.2262 999.7 42.04 4.197 57.45 130.77 0.70 74.1 9.52 20 2.3346 998.2 83.90 4.183 59.89 100.50 1.82 72.6 7.01 30 4.2474 995.7 125.69 4.174 61.76 80.07 3.21 71.2 5.42 40 7.3766 992.2 165.71 4.174 63.38 65.60 3.87 69.6 4.32 50 12.31 988.1 209.30 4.174 64.78 54.94 4.49 67.7 3.54 60 19.932 983.2

7、 251.12 4.178 65.94 46.88 5.11 66.2 2.98 70 31.164 977.8 292.99 4.178 66.76 40.61 5.70 64.3 2.54 80 47.379 971.8 334.94 4.195 67.45 35.65 6.32 62.6 2.22 90 70.136 965.3 376.98 4.208 67.98 31.65 6.95 60.7 1.96 100 101.33 958.4 419.10 4.220 68.04 28.38 7.52 58.8 1.76 110 143.31 951.0 461.34 4.238 68.2

8、7 25.89 8.08 56.9 1.61 120 198.64 943.1 503.67 4.250 68.50 23.73 8.64 54.8 1.47 130 270.25 934.8 546.38 4.266 68.50 21.77 9.17 52.8 1.36 140 361.47 926.1 589.08 4.287 68.27 20.10 9.72 50.7 1.26 150 476.24 917.0 632.20 4.312 68.38 18.63 10.3 48.6 1.18 160 618.28 907.4 675.33 4.346 68.27 17.36 10.7 46

9、.6 1.11 170 792.59 897.3 719.29 4.379 67.92 16.28 11.3 45.3 1.05 180 1003.5 886.9 763.25 4.417 67.45 15.30 11.9 42.3 1.00 190 1255.6 876.0 807.63 4.460 66.99 14.42 12.6 40.8 0.96 200 1554.77 863.0 852.43 4.505 66.29 13.63 13.3 38.4 0.93 210 1917.72 852.8 897.65 4.555 65.48 13.04 14.1 36.1 0.91 220 2

10、320.88 840.3 943.70 4.614 64.55 12.46 14.8 33.8 0.89 230 2798.59 827.3 990.18 4.68163.73 11.97 15.9 31.6 0.88 240 3347.91 813.6 1037.49 4.756 62.80 11.4716.8 29.1 0.87250 3977.67 799.0 1085.64 4.844 61.76 10.98 18.1 26.7 0.86 2604693.75 784.0 1135.04 4.949 60.84 10.59 19.7 24.2 0.87 270 5503.99 767.

11、91185.28 5.070 59.96 10.20 21.6 21.9 0.88 280 6417.24 750.7 1236.28 5.22957.45 9.81 23.7 19.5 0.89 290 7443.29 732.3 1289.95 5.485 55.82 9.4226.2 17.2 0.93 300 8592.94 712.5 1344.80 5.736 53.96 9.12 29.2 14.7 0.97310 9877.96 691.1 1402.16 6.071 52.34 8.83 32.9 12.3 1.02 320 11300.3667.1 1462.03 6.57

12、3 50.59 8.53 38.2 10.0 1.11 330 12879.6 640.2 1526.197.243 48.73 8.14 43.3 7.82 1.22 340 14615.9 610.1 1594.75 8.164 45.717.75 53.4 5.78 1.38 350 16538.5 574.4 1671.37 9.504 43.03 7.26 66.8 3.891.60 360 18667.1 528.0 1761.39 13.984 39.54 6.67 109 2.06 2.36 37021040.9 450.5 1892.43 40.319 33.73 5.69

13、264 0.48 6.80F3 Viscosity decreases with pressure (at temperatures below 33?C)Viscous flow occurs by molecules moving through the voids that existbetween them. As the pressure increases, the volume decreases and thevolume of these voids reduces, so normally increasing pressure increasesthe viscosity

14、.:dE -aiuseia eEE匚*口Waters p ressure-viscosity behavior 534 can be explained by the in creased p ressure (up to about 150 MPa) caus ing deformatio n, soreduc ing the stre ngth of the hydroge n-bon ded n etwork, which is alsopartially res pon sible for the viscosity. This reduct ion in cohesivitymore

15、 tha n compen sates for the reduced void volume. It is thus a directcon seque nee of the bala nee betwee n hydroge n bonding effects and the vander Waals dis persi on forces 558 in water; hydroge n bonding p revaili ngat lowertemp eratures and p ressures. At higher p ressures (and den sities), theba

16、la nee betwee n hydroge n bonding effects and the van der Waalsdisp ersi on forces is tipped in favor of the dis persi on forces and theremai ning hydroge n bonds are stro nger due to the closer p roximity of thecon tributi ng oxyge n atoms 655. Viscosity, the n, in creases withp ressure.The dashed line (oppo site) in dicates the viscosity mini ma.1.309 D7足花3(1ZflX3BPressure, MPdThe variati on of viscosity with p ressure and temp erature has bee n used as evide nee that the viscosity is determ ined mor