水的粘度

整理为word格式

水的黏度表(0～40℃)

温度T

粘度

μ

Pa·s或

N·s·m-2

温度T粘度

μ

Pa·s或

N·s·m-2℃K℃K

0273.161.7921

1.7921×

10-3

20.2293.361.0000

1.0000×

10-3

1274.161.7313

1.7313×

10-3

21294.160.9810

0.9810×

10-3

2275.161.6728

1.6728×

10-3

22295.160.9579

0.9579×

10-3

3276.161.6191

1.6191×

10-3

23296.160.9358

0.9358×

10-3

4277.161.5674

1.5674×

10-3

24297.160.9142

0.9142×

10-3

5278.161.5188

1.5188×

10-3

25298.160.8937

0.8937×

10-3

6279.161.4728

1.4728×

10-3

26299.160.8737

0.8737×

10-3

整理为word格式

7280.161.4284

1.4284×

10-3

27300.160.85450.8545×

整理为word格式

10-3

8281.161.38601.3860×10-328301.160.83600.8360×10-3

9282.161.34621.3462×10-329302.160.81800.8180×10-3

10283.161.30771.3077×10-330303.160.80070.8007×10-3

11284.161.27131.2713×10-331304.160.78400.7840×10-3

12285.161.23631.2363×10-332305.160.76790.7679×10-3

13286.161.20281.2028×10-333306.160.75230.7523×10-3

14287.161.17091.1709×10-334307.160.73710.7371×10-3

15288.161.14041.1404×10-335308.160.72250.7225×10-3

16289.161.11111.1111×10-336309.160.70850.7085×10-3

整理为word格式

17290.161.08281.0828×10-337310.160.69470.6947×10-3

18291.161.05591.0559×10-338311.160.68140.6814×10-3

19292.161.02991.0299×10-339312.160.66850.6685×10-3

20293.161.00501.0050×10-340313.160.65600.6560×10-3

水的物理性质

温度

t/℃

饱和蒸

气压p/kPa

密度ρ

/kg·m-3

焓

H/kJ·kg-1

比定压热容

cp/kJ·kg-1·K-1

导热系数λ

/10-2W·m-1·K-1

粘度μ

/10-5Pa·s

体积膨

胀系数

α/10-4K-1

表面张力

σ/10-3N·m-1

普兰德

数Pr

00.6082999.904.21255.13179.210.6375.613.66

101.2262999.742.044.19757.45130.770.7074.19.52

202.3346998.283.904.18359.89100.501.8272.67.01

304.2474995.7125.694.17461.7680.073.2171.25.42

407.3766992.2165.714.17463.3865.603.8769.64.32

5012.31988.1209.304.17464.7854.944.4967.73.54

6019.932983.2251.124.17865.9446.885.1166.22.98

7031.164977.8292.994.17866.7640.615.7064.32.54

8047.379971.8334.944.19567.4535.656.3262.62.22

整理为word格式

9070.136965.3376.984.20867.9831.656.9560.71.96

100101.33958.4419.104.22068.0428.387.5258.81.76

110143.31951.0461.344.23868.2725.898.0856.91.61

120198.64943.1503.674.25068.5023.738.6454.81.47

130270.25934.8546.384.26668.5021.779.1752.81.36

140361.47926.1589.084.28768.2720.109.7250.71.26

150476.24917.0632.204.31268.3818.6310.348.61.18

160618.28907.4675.334.34668.2717.3610.746.61.11

170792.59897.3719.294.37967.9216.2811.345.31.05

1801003.5886.9763.254.41767.4515.3011.942.31.00

1901255.6876.0807.634.46066.9914.4212.640.80.96

2001554.77863.0852.434.50566.2913.6313.338.40.93

2101917.72852.8897.654.55565.4813.0414.136.10.91

2202320.88840.3943.704.61464.5512.4614.833.80.89

2302798.59827.3990.184.68163.7311.9715.931.60.88

2403347.91813.61037.494.75662.8011.4716.829.10.87

2503977.67799.01085.644.84461.7610.9818.126.70.86

2604693.75784.01135.044.94960.8410.5919.724.20.87

2705503.99767.91185.285.07059.9610.2021.621.90.88

2806417.24750.71236.285.22957.459.8123.719.50.89

2907443.29732.31289.955.48555.829.4226.217.20.93

3008592.94712.51344.805.73653.969.1229.214.70.97

3109877.96691.11402.166.07152.348.8332.912.31.02

32011300.3667.11462.036.57350.598.5338.210.01.11

33012879.6640.21526.197.24348.738.1443.37.821.22

34014615.9610.11594.758.16445.717.7553.45.781.38

35016538.5574.41671.379.50443.037.2666.83.891.60

36018667.1528.01761.3913.98439.546.671092.062.36

整理为word格式

37021040.9450.51892.4340.31933.735.692640.486.80

整理为word格式

F3Viscositydecreaswithpressure

(attemperaturesbelow33°C)

Viscousflowoccursbymoleculesmovingthroughthevoidsthatexist

ressureincreas,thevolumedecreasandthe

volumeofthevoidsreduces,sonormallyincreasingpressureincreas

theviscosity.

Water'spressure-viscositybehavior[534]canbeexplainedbythe

increadpressure(uptoabout150MPa)causingdeformation,soreducing

thestrengthofthehydrogen-bondednetwork,whichisalsopartially

ductionincohesivitymorethan

usadirectconquence

ofthebalancebetweenhydrogenbondingeffectsandthevanderWaals

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dispersionforces[558]inwater;hydrogenbondingprevailingatlower

erpressures(anddensities),the

整理为word格式

balancebetweenhydrogenbondingeffectsandthevanderWaalsdispersion

forcesistippedinfavorofthedispersionforcesandtheremaining

hydrogenbondsarestrongerduetotheclorproximityofthe

contributingoxygenatoms[655].Viscosity,then,increaswithpressure.

Thedashedline(opposite)indicatestheviscosityminima.

Thevariationofviscositywithpressureandtemperaturehasbeenud

avidencethattheviscosityisdeterminedmorebytheextentofhydrogen

bondingratherthanhydrogenbondingstrength.

Self-diffusionisalsoaffectedbypressurewhere(atlowtemperatures)

boththetranslationalandrotationalmotionofwateranomalously

increaasthepressureincreas.

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整理为word格式