支撐體系支錨剛度及材料抗力計(jì)算

鋼管支撐支錨剛度計(jì)算,,,,,,,,,,,,,,

Kt=[（2×α×E×A）/L]×(Sa/S),,,,,,鋼管截面特性,,,,,,,,

各項(xiàng)數(shù)值符號(hào),數(shù)值符號(hào)說明,鋼管直徑(m),壁厚(m),數(shù)值,,外徑,D,630,mm,,,0.63,m,Kt=[（2×α×E×A）/L]×(Sa/S)

Kt,支撐結(jié)構(gòu)水平剛度系數(shù);,,,42.80,,壁厚,t,10,mm,,,0.01,m,Kt:支撐結(jié)構(gòu)水平剛度系數(shù)

α,與支撐松弛有關(guān)的系數(shù)，取0.8~1.0;,,,0.80,,計(jì)算長(zhǎng)度,l,12000,mm,,,12,m,α:與支撐松弛有關(guān)的系數(shù)，取0.8~1.0

E,支撐構(gòu)件材料的彈性模量(N/mm2);,,,206000.00,,鋼材抗壓強(qiáng)度設(shè)計(jì)值,fy,210,N/mm2,,,210000,kN/m2,E:支撐構(gòu)件材料的彈性模量

A,支撐構(gòu)件斷面面積(m2);,0.63,0.01,0.0194779,,內(nèi)徑,d,610,mm,,,0.61,m,A:支撐構(gòu)件斷面面積

L,支撐構(gòu)件的受壓計(jì)算長(zhǎng)度(m);,,,12.00,,截面面積,A,194.779,cm2,19477.9,mm2,0.0194779,m2,L:支撐構(gòu)件的受壓計(jì)算長(zhǎng)度

S,支撐水平間距(m);,,,5.00,,截面抵抗矩,W,2971.92,cm3,2971920,mm3,0.00297192,m3,S:支撐水平間距

Sa,計(jì)算寬度(m);,,,0.40,,A3鋼材彈性模量,E,206000,N/mm2,,,206000000,kN/m2,Sa:規(guī)程第4.2.1條確定的計(jì)算寬度(排樁水平荷載可取其中心距)

,,,,,,截面慣性矩,I,93615.533,cm4,936155330,mm4,0.000936155,m4,

鋼管內(nèi)撐材料抗力計(jì)算,,,,,,長(zhǎng)細(xì)比,"λ=l/√(I/A)

",54.73667,按軸心壓力設(shè)計(jì)的桿件不應(yīng)大于150~200,,,,,在不考慮塑性設(shè)計(jì)前提下，柱的λ限值為150，如考慮塑性設(shè)計(jì)，柱的λ限值為130*sqrt（235/fy）

T=φ×ζ×A×fy,,,,,,與工程有關(guān)的調(diào)整系數(shù),ξ,1,,,,1,,

各項(xiàng)數(shù)值符號(hào),數(shù)值符號(hào)說明,鋼管直徑(m),壁厚(m),數(shù)值,,軸心受壓構(gòu)件穩(wěn)定系數(shù),φ,0.9,,,,0.9,,T=φ×ζ×A×fy

T,支撐結(jié)構(gòu)材料抗力;,,,3681.32,,單位重量,,152.902,kg/m,,,152.902,kg/m,T:支撐結(jié)構(gòu)材料抗力

φ,軸心受壓構(gòu)件穩(wěn)定系數(shù),,,0.90,,,,,,,,,,φ:軸心受壓構(gòu)件穩(wěn)定系數(shù)

ζ,與工程有關(guān)的調(diào)整系數(shù)，取1,,,1.00,,,,,,,,,,ξ:與工程有關(guān)的調(diào)整系數(shù)，取1.0

A,支撐構(gòu)件斷面面積(m2);,0.63,0.01,0.0194779,,,,,,,,,,fy:鋼材抗壓強(qiáng)度設(shè)計(jì)值

fy,鋼材抗壓強(qiáng)度設(shè)計(jì)值，(kN/m2),,,210000.00,,,,,,,,,,

,,,,,,,,,,,,,,λ=L/√(I/A)=l/i

,,,,,,,,,,,,,,,

型鋼支撐支錨剛度計(jì)算,,,,,,,,,,,,,,

Kt=[（2×α×E×A）/L]×(Sa/S),,,,,,H型鋼截面特性,,,,,,,,

各項(xiàng)數(shù)值符號(hào),數(shù)值符號(hào)說明,H(m),B(m),數(shù)值,,高度,H,400,mm,,,0.4,m,

Kt,支撐結(jié)構(gòu)水平剛度系數(shù);,,,30.04,,寬度,B,300,mm,,,0.3,m,腰厚10翼緣厚16

α,與支撐松弛有關(guān)的系數(shù)，取0.8~1.0;,,,0.80,,計(jì)算長(zhǎng)度,l,12000,mm,,,12,m,10

E,支撐構(gòu)件材料的彈性模量(N/mm2);,,,206000.00,,鋼材抗壓強(qiáng)度設(shè)計(jì)值,fy,210,N/mm2,,,210000,kN/m2,16

A,支撐構(gòu)件斷面面積(m2);,0.40,0.30,0.0136700,,倒角半徑,r,24,mm,,,0.024,m,

L,支撐構(gòu)件的受壓計(jì)算長(zhǎng)度(m);,,,12.00,,截面面積,A,136.7,cm2,13670,mm2,0.01367,m2,hd+2r(b-d)+0.8584(r2-r12)L*7.85*1/1000

S,支撐水平間距(m);,,,5.00,,截面抵抗矩,W,2000,cm3,2000000,mm3,0.002,m3,t1(H-2t2)+2Bt2+0.858r

Sa,計(jì)算寬度(m);,,,0.40,,A3鋼材彈性模量,E,206000,N/mm2,,,206000000,kN/m2,

,,,,,,截面慣性矩,I,38900,cm4,389000000,mm4,0.000389,m4,

型鋼內(nèi)撐材料抗力計(jì)算,,,,,,長(zhǎng)細(xì)比,"λ=l/√(I/A)

",71.13621,按軸心壓力設(shè)計(jì)的桿件不應(yīng)大于150~200,,,,,

T=φ×ζ×A×fy,,,,,,與工程有關(guān)的調(diào)整系數(shù),ξ,1,,,,1,,

各項(xiàng)數(shù)值符號(hào),數(shù)值符號(hào)說明,H(m),B(m),數(shù)值,,軸心受壓構(gòu)件穩(wěn)定系數(shù),φ,0.9,,,,0.9,,

T,支撐結(jié)構(gòu)材料抗力;,,,2583.63,,單位重量,,107,kg/m,,,107,kg/m,

φ,軸心受壓構(gòu)件穩(wěn)定系數(shù),,,0.90,,,,,,,,,,

ζ,與工程有關(guān)的調(diào)整系數(shù)，取1,,,1.00,,,,,,,,,,

A,支撐構(gòu)件斷面面積(m2);,0.40,0.30,0.0136700,,,,,,,,,,

fy,鋼材抗壓強(qiáng)度設(shè)計(jì)值，(kN/m2),,,210000.00,,,,,,,,,,

,,,,,,,,,,,,,,,

,,,,,,,,,,,,,,圓形斷面:A=Πd2/4(1-α)2

矩形混凝土支撐支錨剛度計(jì)算,,,,,,,,,,,,,,

Kt=[（2×α×E×A）/L]×(Sa/S),,,,,,矩形混凝土截面特性,,,,,,,,

各項(xiàng)數(shù)值符號(hào),數(shù)值符號(hào)說明,矩形高(m),矩形寬(m),數(shù)值,,矩形高,h,800,mm,,,0.8,m,

Kt,支撐結(jié)構(gòu)水平剛度系數(shù);,,,1570.91,,矩形寬,b,800,mm,,,0.8,m,

α,與支撐松弛有關(guān)的系數(shù)，取0.8~1.0;,,,0.90,,計(jì)算長(zhǎng)度,l,22700,mm,,,22.7,m,

E,支撐構(gòu)件材料的彈性模量(N/mm2);,,,30000.00,,砼抗壓強(qiáng)度設(shè)計(jì)值,fc,14.3,N/mm2,,,14300,kN/m2,

A,支撐構(gòu)件斷面面積(m2);,0.80,0.80,0.640,,,,,,,,,,

L,支撐構(gòu)件的受壓計(jì)算長(zhǎng)度(m);,,,22.00,,截面面積,A,6400,cm2,640000,mm2,0.64,m2,

S,支撐水平間距(m);,,,6.00,,截面抵抗矩,W,170666.6667,cm3,170666666.7,mm3,0.170666667,m3,b2(3h-b)/6

Sa,計(jì)算寬度(m);,,,6.00,,,,,,,,,,

,,,,,,截面慣性矩,I,3413333.333,cm4,34133333333,mm4,0.034133333,m4,Ix=ab3/12

矩形混凝土內(nèi)撐材料抗力計(jì)算,,,,,,長(zhǎng)細(xì)比,"λ=l/b

",28.37500,按軸心壓力設(shè)計(jì)的桿件不應(yīng)大于150~200,,,,,

T=φ×ζ×A×fy,,,,,,與工程有關(guān)的調(diào)整系數(shù),ξ,1,,,,1,,

各項(xiàng)數(shù)值符號(hào),數(shù)值符號(hào)說明,矩形高(m),矩形寬(m),數(shù)值,,軸心受壓構(gòu)件穩(wěn)定系數(shù),φ,28.375,,,,28.375,,

T,支撐結(jié)構(gòu)材料抗力;,,,259688.00,,單位重量,,152.902,kg/m,,,152.902,kg/m,

φ,軸心受壓構(gòu)件穩(wěn)定系數(shù),,,28.38,,,,,,,,,,

ζ,與