立柱的稳定系数η

立柱的稳定系数η

P2/P1

0

0.1

0.2

0.5

1.0

2.0

5.0

10

20

50

100

0

2.467

2.714

2.961

3.701

4.935

7.402

14.80

27.14

51.82

125.8

249.2

0

0.1

2.467

2.714

2.960

3.698

4.930

7.377

14.68

26.66

49.86

111.6

176.3

0.1

0.2

2.467

2.710

2.953

3.679

4.880

7.207

13.78

23.19

36.33

50.96

56.48

0.2

0.3

2.467

2.703

2.936

3.622

4.712

6.769

11.70

16.82

21.37

24.89

26.14

0.3

0.4

2.467

2.688

2.904

3.525

4.470

6.074

9.187

11.57

13.29

14.52

14.97

0.4

0.5

2.467

2.665

2.856

3.384

4.136

5.268

7.060

8.210

8.963

9.488

9.675

0.5

0.6

2.467

2.635

2.793

3.211

3.759

4.497

5.504

6.048

6.434

6.674

6.764

0.6

0.7

2.467

2.599

2.715

3.020

3.385

3.830

4.376

4.660

4.834

4.952

4.993

0.7

0.8

2.467

2.577

2.636

2.821

3.040

3.280

3.551

3.685

3.765

3.818

3.836

0.8

0.9

2.467

2.513

2.551

2.641

2.734

2.832

2.936

2.986

3.015

3.033

3.040

0.9

1.0

2.467

2.467

2.467

2.467

2.467

2.467

2.467

2.467

2.467

2.467

2.467

1.0

 

P2/P1

0.5

1

2

η

11.9

13.0

14.7

P2/P1

0.5

1

2

η

3.38

4.14

5.27

 

1/4

1/2

3/4

1

η

8.62

7.40

6.08

4.77

 

P0,其中η18.5

 

 

1/4

1/2

3/4

1

η

2.28

2.08

1.91

1.72

 

P0,其中η7.84

 

η7.84

η18.5

η18.9

η29.6

η52.5

η73.6