附录四 变刚度等代悬臂柱的截面刚度修正系数ξ

附表4.1

δ=0.0

ξ1=ξ2

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

ξ

0.657

0.710

0.756

0.797

0.836

0.872

0.906

0.939

0.970

1.000

 

附表4.2

δ

ξ2

0.1

0.2

0.3

0.4

0.5

0.10

0.5

0.805

0.811

0.813

0.814

0.815

0.6

0.845

0.852

0.854

0.855

0.856

0.7

0.882

0.890

0.892

0.893

0.894

0.8

0.918

0.926

0.928

0.930

0.930

0.9

0.952

0.960

0.963

0.964

0.965

1.0

0.984

0.993

0.9996

0.998

0.998

0.15

0.5

0.768

0.792

0.779

0.801

0.803

0.6

0.808

0.832

0.840

0.843

0.845

0.7

0.845

0.871

0.897

0.883

0.886

0.8

0.880

0.908

0.917

0.921

0.924

0.9

0.914

0.943

0.953

0.957

0.960

1.0

0.945

0.977

0.987

0.992

0.995

0.20

0.5

60.712

0.761

0.776

0.784

0.789

0.6

0.748

0.803

0.820

0.828

0.833

0.7

0.782

0.841

0.860

0.869

0.875

0.8

0.813

0.878

0.898

0.908

0.914

0.9

0.843

0.913

0.934

0.945

0.951

1.0

0.871

0.946

0.969

0.980

0.987

0.25

0.5

0.638

0.722

0.751

0.765

0.774

0.6

0.668

0.762

0.794

0.810

0.819

0.7

0.696

0.799

0.834

0.850

0.861

0.8

0.721

0.834

0.871

0.890

0.901

0.9

0.745

0.866

0.907

0.927

0.939

1.0

0.766

0.897

0.940

0.962

0.975

0.30

0.5

0.557

0.677

0.721

0.744

0.757

0.6

0.580

0.713

0.762

0.788

0.803

0.7

0.601

0.746

0.800

0.828

0.845

0.8

0.620

0.776

0.836

0.866

0.885

0.9

0.637

0.805

0.869

0.902

0.922

1.0

0.652

0.832

0.901

0.936

0.958

0.35

0.5

0.479

0.626

0.687

0.720

0.740

0.6

0.497

0.657

0.726

0.762

0.785

0.7

0.512

0.686

0.761

0.801

0.826

0.8

0.525

0。711

0.793

0.837

0.864

0.9

0.536

0.735

0.823

0.871

0.900

1.0

0.547

0.757

0.825

0.903

0.935

0.40

0.5

0.411

0.574

0.651

0.694

0.722

0.6

0.424

0.600

0.685

0.734

0.765

0.7

0.434

0.623

0.717

0.770

0.804

0.8

0.443

0.644

0.745

0.803

0.841

0.9

0.451

0.663

0.771

0.834

0.875

1.0

0.458

0.681

0.796

0.863

0.907

0.45

0.5

0.354

0.523

0.613

0.667

0.703

0.6

0.362

0.544

0.643

0.704

0.743

0.7

0.370

0.563

0.670

0.736

0.780

0.8

0.376

0.579

0.695

0.766

0.814

0.9

0.382

0.594

0.717

0.794

0.845

1.0

0.387

0.607

0.737

0.819

0.875

0.5

0.5

0.306

0.476

0.576

0.640

0.684

0.6

0.312

0.492

0.601

0.672

0.721

0.7

0.317

0.507

0.624

0.701

0.755

0.8

0.322

0.519

0.644

0.727

0.785

0.9

0.326

0.531

0.662

0.751

0.813

1.0

0.329

0.541

0.679

0.773

0.840

※注:

δHnl范围内未浇筑混凝土的钢骨架和混凝土强度不足10MPa部分的高度δHnl与Hnl的比值