【計(jì)算小程序】弧形閘門(mén)支座-結(jié)構(gòu)計(jì)算

XXX水電站X#泄沖閘弧形閘門(mén)支座結(jié)構(gòu)計(jì)算,,,,,,,,,

1、工程概況,,,,,,,,,

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2、計(jì)算依據(jù),,,,,,,,,

2.1、規(guī)程規(guī)范和主要參考文獻(xiàn),,,,,,,,,

《水工混凝土結(jié)構(gòu)設(shè)計(jì)規(guī)范》DL/T5057-1996,,,,,,,,,

《水工鋼筋混凝土結(jié)構(gòu)學(xué)》(第三版)中國(guó)水利水電出版社,,,,,,,,,

《水工混凝土結(jié)構(gòu)設(shè)計(jì)手冊(cè)》中國(guó)水利水電出版社,,,,,,,,,

2.2、基本資料,,,,,,,,,

2.2.1、《X河X(jué)XX水電站可行性研究報(bào)告》,,,,,,,,,

2.2.2、X河X(jué)XX水電站施工圖設(shè)計(jì)有關(guān)圖紙。,,,,,,,,,

2.2.3、金結(jié)專(zhuān)業(yè)提供的弧門(mén)支座推力及相關(guān)數(shù)據(jù)。,,,,,,,,,

2.3、計(jì)算說(shuō)明,,,,,,,,,

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2.4、計(jì)算參數(shù),,,,,,,,,

2.4.1、工程等別與建筑物級(jí)別,,,,,,,,,

根據(jù)《X河X(jué)XX水電站可行性研究報(bào)告》，本工程為三等中型,,,,,,,,,

工程，其主要建筑物為3級(jí)建筑物，其水閘為主要泄水建筑物，同樣為,,,,,,,,,

3級(jí)，相應(yīng)建筑物結(jié)構(gòu)安全級(jí)別為Ⅱ級(jí)。,,,,,,,,,

2.4.2、基本參數(shù),,,,,,,,,

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表2.3.2.1,,,混凝土強(qiáng)度標(biāo)準(zhǔn)值(N/mm2)表,,,,,,

強(qiáng)度種類(lèi),符號(hào),混凝土強(qiáng)度等級(jí),,,,,,,

,,C20,C25,C30,C35,C40,C45,C50,C55

軸心抗壓,fck,13.5,17.0,20.0,23.5,27.0,29.5,32.0,34.0

抗拉,ftk,1.50,1.75,2.00,2.25,2.45,2.60,2.75,2.85

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表2.3.2.2,,,混凝土強(qiáng)度設(shè)計(jì)值(N/mm2)表,,,,,,

強(qiáng)度種類(lèi),符號(hào),混凝土強(qiáng)度等級(jí),,,,,,,

,,C20,C25,C30,C35,C40,C45,C50,C55

軸心抗壓,fc,10.0,12.5,15.0,17.5,19.5,21.5,23.5,25.0

抗拉,ft,1.10,1.30,1.50,1.65,1.80,1.90,2.00,2.10

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表2.3.2.3,,,,基本參數(shù)表,,,,,

,鋼筋強(qiáng)度,,最小配筋率,結(jié)構(gòu)系數(shù),結(jié)構(gòu)重要性系數(shù),設(shè)計(jì)狀況系數(shù),荷載分項(xiàng)系數(shù),保護(hù)層厚度,保護(hù)層厚度

符號(hào),fy,,ρmin,γd,γ0,ψ,γQ,c,c

單位,(N/mm2),,/,/,/,/,/,(mm),(mm)

數(shù)值,310,210,0.15%,1.25,1.00,0.95,1.20,50,100

備注,Ⅰ級(jí)鋼筋,Ⅱ級(jí)鋼筋,弧門(mén)支座,鋼筋砼,Ⅱ級(jí)結(jié)構(gòu),短暫狀況,可變荷載,弧門(mén)支座,閘墩

2.4.3、金結(jié)專(zhuān)業(yè)提供參數(shù),,,,,,,,,

單支支座弧門(mén)推力：,,,Ft=,792.7,噸,＝,7776,kN,

鉸座尺寸：,,,寬＝,1200,mm，,高＝,1400,mm。,

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3、計(jì)算簡(jiǎn)圖：,,,,,,,,,

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表3,,,,結(jié)構(gòu)尺寸表,,,,,

名稱(chēng),支座高度,支座寬度,中墩厚度,邊墩厚度,縫墩厚度,,支座,閘墩,

符號(hào),h,b,B,,,h1,as,as,a

單位,(mm),(mm),(mm),(mm),(mm),(mm),(mm),(mm),(mm)

,3800,3300,3000,3500,2500,2200,82,128,800

,,中墩偏心矩,邊墩偏心矩,縫墩偏心矩,中墩,邊墩,縫墩,支座擬選主筋,閘墩所選主筋

符號(hào),h0,e0,,,B0',,,D1,D2

單位,(mm),(mm),(mm),(mm),(mm),(mm),(mm),(mm),(mm)

,3718,2300,2550,2050,2872,3372,2372,32,28

說(shuō)明：部分符號(hào)的定義見(jiàn)簡(jiǎn)圖及下文公式說(shuō)明,,,,,,,,,

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4、弧門(mén)支座尺寸的擬定,,,,,,,,,

4.1、弧門(mén)支座附近閘墩的局部受拉區(qū)的裂縫控制要求,,,,,,,,,

弧門(mén)支座附近閘墩的局部受拉區(qū)的裂縫控制應(yīng)滿(mǎn)足下列公式要求：,,,,,,,,,

4.1.1、閘墩受兩側(cè)弧門(mén)支座推力作用時(shí),,,,,,,,,

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4.1.2、閘墩受一側(cè)弧門(mén)支座推力作用時(shí),,,,,,,,,

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4.1.3、公式說(shuō)明,,,,,,,,,

式中Fs——由荷載標(biāo)準(zhǔn)按荷載效應(yīng)短期組合計(jì)算的閘墩一側(cè)弧門(mén),,,,,,,,,

支座推力值；,,,,,,,,,

b——弧門(mén)支座寬度；,,,,,,,,,

B——閘墩厚度；,,,,,,,,,

e0——弧門(mén)支座推力對(duì)閘墩厚度中心線的偏心距；,,,,,,,,,

ftk——混凝土軸心抗拉強(qiáng)度標(biāo)準(zhǔn)值。,,,,,,,,,

4.1.4、閘墩受兩側(cè)弧門(mén)支座推力作用計(jì)算表,,,,,,,,,

表4.1.4,,閘墩受兩側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表（中墩）,,,,,,,

符號(hào),Ft,γ0,Fs,ftk,B,b,/,P,判斷結(jié)果

單位,(kN),/,(kN),(N/mm2),(mm),(mm),/,(kN),/

C20,7776,1,7776,1.5,3000,3300,/,10395,滿(mǎn)足

C25,7776,1,7776,1.75,3000,3300,/,12128,滿(mǎn)足

C30,7776,1,7776,2,3000,3300,/,13860,滿(mǎn)足

說(shuō)明：P為公式右側(cè)部分計(jì)算值。,,,,,,,,,

4.1.5、閘墩受一側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表,,,,,,,,,

表4.1.5.1,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表（中墩）,,,,,,,

符號(hào),Ft,γ0,Fs,ftk,B,b,e0,P,判斷結(jié)果

單位,(kN),/,(kN),(N/mm2),(mm),(mm),(mm),(kN),/

C20,7776,1,7776,1.5,3000,3300,2300,8449,滿(mǎn)足

C25,7776,1,7776,1.75,3000,3300,2300,9857,滿(mǎn)足

C30,7776,1,7776,2,3000,3300,2300,11266,滿(mǎn)足

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表4.1.5.2,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表（右邊墩）,,,,,,,

符號(hào),Ft,γ0,Fs,ftk,B,b,e0,P,判斷結(jié)果

單位,(kN),/,(kN),(N/mm2),(mm),(mm),(mm),(kN),/

C20,7776,1,7776,1.5,3500,3300,2550,10262,滿(mǎn)足

C25,7776,1,7776,1.75,3500,3300,2550,11972,滿(mǎn)足

C30,7776,1,7776,2,3500,3300,2550,13682,滿(mǎn)足

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表4.1.5.3,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表（縫墩）（左邊墩）,,,,,,,

符號(hào),Ft,γ0,Fs,ftk,B,b,e0,P,判斷結(jié)果

單位,(kN),/,(kN),(N/mm2),(mm),(mm),(mm),(kN),/

C20,7776,1,7776,1.5,2500,3850,2050,7785,滿(mǎn)足

C25,7776,1,7776,1.75,2500,3300,2050,7785,滿(mǎn)足

C30,7776,1,7776,2,2500,3300,2050,8897,滿(mǎn)足

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4.1.6、小結(jié),,,,,,,,,

由以上計(jì)算可知，擬定的方案及尺寸滿(mǎn)足要求。,,,,,,,,,

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4.2、構(gòu)造要求及支座裂縫寬度要求,,,,,,,,,

4.2.1、剪跨比要求,,,,,,,,,

弧門(mén)支座的剪跨比a/h0宜小于0.3。,,,,,,,,,

表4.2.1,,,剪跨比計(jì)算表,,,,,,

符號(hào),a,h,as,h0,a/h0,控制值,判斷結(jié)果,,

單位,(mm),(mm),(mm),(mm),/,/,/,,

,800,3800,82,3718,0.215169446,0.3,滿(mǎn)足,,

說(shuō)明：1.a為弧門(mén)推力作用點(diǎn)至閘墩邊緣的距離。,,,,,,,,,

2.h0為h-as值。,,,,,,,,,

從上表可知計(jì)算的支座剪跨比滿(mǎn)足要求。,,,,,,,,,

4.2.2、弧門(mén)支座的裂縫控制要求,,,,,,,,,

弧門(mén)支座的截面尺寸應(yīng)滿(mǎn)足以下弧門(mén)支座的裂縫控制要求公式,,,,,,,,,

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表4.2.2,,,弧門(mén)支座裂縫控制要求計(jì)算表,,,,,,

符號(hào),Ft,γ0,Fs,ftk,h,b,/,P,判斷結(jié)果

單位,(kN),/,(kN),(N/mm2),(mm),(mm),/,(kN),/

C20,7776,1,7776,1.5,3800,3300,/,13167,滿(mǎn)足

C25,7776,1,7776,1.75,3800,3300,/,15362,滿(mǎn)足

C30,7776,1,7776,2,3800,3300,/,17556,滿(mǎn)足

從上表可知，計(jì)算的支座寬度滿(mǎn)足要求。,,,,,,,,,

4.2.3、弧門(mén)支座的外邊緣高度控制要求,,,,,,,,,

支座的外邊緣高度h1不應(yīng)小于h/3。,,,,,,,,,

表4.2.3,,,外邊緣高度控制要求計(jì)算表,,,,,,

符號(hào),h1,h,h/3,判斷式,,判斷結(jié)果,,,

單位,(mm),(mm),(mm),/,,/,,,

,2200,3800,1266.666667,h1>h,,滿(mǎn)足,,,

從上表可知，計(jì)算的外邊緣高度滿(mǎn)足要求。,,,,,,,,,

4.2.4、支座支撐面應(yīng)力控制要求,,,,,,,,,

在弧門(mén)支座推力設(shè)計(jì)值F作用下，支座支承面上的局部受壓應(yīng)力不應(yīng),,,,,,,,,

超過(guò)0.9fc。,,,,,,,,,

表4.2.4,,,支座支撐面應(yīng)力控制要求計(jì)算表,,,,,,

符號(hào),Ft,γQ,γ0,ψ,F,鉸座寬度,鉸座高度,支撐面積,壓應(yīng)力

單位,(kN),/,/,/,(kN),(mm),(mm),(mm2),(N/mm2)

C20,7776,1.20,1,0.95,8865,1200,1400,1680000,5.28

C25,7776,1.20,1,0.95,8865,1200,1400,1680000,5.28

C30,7776,1.20,1,0.95,8865,1200,1400,1680000,5.28

符號(hào),fc,0.9Fc,判斷式,,判斷結(jié)果,,,,

單位,(mm),(mm),/,,/,,,,

C20,10,9,壓應(yīng)力<0.9fc,,滿(mǎn)足,,,,

C25,12.5,11.25,壓應(yīng)力<0.9fc,,滿(mǎn)足,,,,

C30,15,13.5,壓應(yīng)力<0.9fc,,滿(mǎn)足,,,,

從上表可知，支座支撐面受壓應(yīng)力滿(mǎn)足要求。,,,,,,,,,

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4.3、支座尺寸擬定結(jié)論,,,,,,,,,

通過(guò)以上計(jì)算，擬設(shè)計(jì)方案滿(mǎn)足裂縫控制要求。,,,,,,,,,

表4.3,,,擬定支座尺寸表,,,,,,

,閘墩類(lèi)別,,,閘墩厚度,砼強(qiáng)度等級(jí),支座高度,支座寬度,,

符號(hào),/,,,B,/,h,b,,

單位,/,,,(m),/,(m),(m),,

部位,中墩,,,3,C30,3.8,3.3,,

,右邊墩,,,3.5,C30,3.8,3.3,,

,縫墩及左邊墩,,,2.5,C30,3.8,3.3,,

,縫墩及左邊墩,,,2.5,C20,3.8,3.85,,

5、閘墩扇形局部受拉鋼筋計(jì)算,,,,,,,,,

5.1、計(jì)算公式,,,,,,,,,

閘墩局部受拉區(qū)的扇形局部受拉鋼筋截面面積應(yīng)滿(mǎn)足下列公式要求：,,,,,,,,,

5.1.1、閘墩受兩側(cè)弧門(mén)支座推力作用時(shí),,,,,,,,,

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由上式推得并設(shè)：,,,,,,,,,

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5.1.2、閘墩受一側(cè)弧門(mén)支座推力作用時(shí),,,,,,,,,

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由上式推得并設(shè)：,,,,,,,,,

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5.1.3、公式說(shuō)明,,,,,,,,,

式中F——閘墩一側(cè)弧門(mén)支座推力的設(shè)計(jì)值；,,,,,,,,,

γd——鋼筋砼結(jié)構(gòu)的結(jié)構(gòu)系數(shù)；,,,,,,,,,

Asi——閘墩一側(cè)局部受拉有效范圍內(nèi)的第i根局部受拉鋼筋的,,,,,,,,,

截面面積；,,,,,,,,,

fy——受拉鋼筋強(qiáng)度設(shè)計(jì)值；,,,,,,,,,

B'0——受拉邊局部受拉鋼筋中心至閘墩另一邊的距離；,,,,,,,,,

θi——第i根局部受拉鋼筋與弧門(mén)推力方向的夾角。,,,,,,,,,

"[As],As——左、右側(cè)公式計(jì)算扇形受拉鋼筋總面積。",,,,,,,,,

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5.2、閘墩受兩側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表,,,,,,,,,

表5.2.1,,閘墩受兩側(cè)弧門(mén)支座推力作用時(shí)As計(jì)算表（中墩）,,,,,,,

符號(hào),Ft,γQ,γ0,ψ,F,γd,fy,As,As/2

單位,(kN),/,/,/,(kN),/,(N/mm2),(mm2),(mm2)

,7776,1.20,1,0.95,8865,1.25,310,35746,17873

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表5.2.2,,閘墩受兩側(cè)弧門(mén)支座推力作用時(shí)[As]計(jì)算表（中墩）,,,,,,,

說(shuō)明,第一根與推力方向夾角,鋼筋間夾角,鋼筋序號(hào),與弧門(mén)推力方向的夾角,余弦值,第i根鋼筋截面積,Asi*cosθi,i根鋼筋面積,所需根數(shù)

符號(hào),θ1,θ,i,θi,,Asi,,,

單位,(°),(°),,(°),,(mm2),(mm2),,

,0.385,0.77,1,0.385,0.999977424,804.3,804.28,,1

,,,2,1.155,0.999796823,804.3,804.14,1608,2

,,,3,1.925,0.999435654,804.3,803.85,2412,3

,,,4,2.695,0.998893982,804.3,803.41,3216,4

,,,5,3.465,0.998171905,804.3,802.83,4019,5

,,,6,4.235,0.997269552,804.3,802.10,4821,6

,,,7,5.005,0.996187089,804.3,801.23,5622,7

,,,8,5.775,0.994924708,804.3,800.22,6422,8

,,,9,6.545,0.99348264,804.3,799.06,7221,9

,,,10,7.315,0.991861143,804.3,797.75,8019,10

,,,11,8.085,0.990060512,804.3,796.31,8815,11

,,,12,8.855,0.98808107,804.3,794.71,9610,12

,,,13,9.625,0.985923177,804.3,792.98,10403,13

,,,14,10.395,0.98358722,804.3,791.10,11194,14

,,,15,11.165,0.981073623,804.3,789.08,11983,15

,,,16,11.935,0.97838284,804.3,786.91,12770,16

,,,17,12.705,0.975515355,804.3,784.61,13555,17

,,,18,13.475,0.972471688,804.3,782.16,14337,18

,,,19,14.245,0.969252387,804.3,779.57,15116,19

,,,20,15.015,0.965858035,804.3,776.84,15893,20

,,,21,15.785,0.962289243,804.3,773.97,16667,21

,,,22,16.555,0.958546658,804.3,770.96,17438,22

[As]/2,,,23,17.325,0.954630954,804.3,767.81,18206,23

[As],,,,,,,36412,,

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5.3、閘墩受一側(cè)弧門(mén)支座推力作用時(shí)計(jì)算表,,,,,,,,,

5.3.1、中墩計(jì)算,,,,,,,,,

表5.3.1.1,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)As計(jì)算表（中墩）,,,,,,,

符號(hào),Ft,γQ,γ0,ψ,F,γd,fy,e0,B

單位,(kN),/,/,/,(kN),/,(N/mm2),(mm),(mm)

,7776,1.20,1.00,0.95,8865,1.25,310,2300,3000

符號(hào),as,B0',As,As/2,,,,,

單位,(mm),(mm),(mm2),(mm2),,,,,

,82,2872,47636,23818,,,,,

,,,,,,,,,,

表5.3.1.2,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)[As]計(jì)算表（中墩）,,,,,,,

說(shuō)明,第一根與推力方向夾角,鋼筋間夾角,鋼筋序號(hào),與弧門(mén)推力方向的夾角,余弦值,第i根鋼筋截面積,Asi*cosθi,i根鋼筋面積,所需根數(shù)

符號(hào),θ1,θ,i,θi,,Asi,,,

單位,(°),(°),,(°),,(mm2),(mm2),,

,0.385,0.77,1,0.385,0.999977424,804.3,804.28,,1

,,,2,1.155,0.999796823,804.3,804.14,1608,2

,,,3,1.925,0.999435654,804.3,803.85,2412,3

,,,4,2.695,0.998893982,804.3,803.41,3216,4

,,,5,3.465,0.998171905,804.3,802.83,4019,5

,,,6,4.235,0.997269552,804.3,802.10,4821,6

,,,7,5.005,0.996187089,804.3,801.23,5622,7

,,,8,5.775,0.994924708,804.3,800.22,6422,8

,,,9,6.545,0.99348264,804.3,799.06,7221,9

,,,10,7.315,0.991861143,804.3,797.75,8019,10

,,,11,8.085,0.990060512,804.3,796.31,8815,11

,,,12,8.855,0.98808107,804.3,794.71,9610,12

,,,13,9.625,0.985923177,804.3,792.98,10403,13

,,,14,10.395,0.98358722,804.3,791.10,11194,14

,,,15,11.165,0.981073623,804.3,789.08,11983,15

,,,16,11.935,0.97838284,804.3,786.91,12770,16

,,,17,12.705,0.975515355,804.3,784.61,13555,17

,,,18,13.475,0.972471688,804.3,782.16,14337,18

,,,19,14.245,0.969252387,804.3,779.57,15116,19

,,,20,15.015,0.965858035,804.3,776.84,15893,20

,,,21,15.785,0.962289243,804.3,773.97,16667,21

,,,22,16.555,0.958546658,804.3,770.96,17438,22

,,,23,17.325,0.954630954,804.3,767.81,18206,23

,,,24,18.095,0.95054284,804.3,764.52,18970,24

,,,25,18.865,0.946283052,804.3,761.10,19731,25

,,,26,19.635,0.941852361,804.3,757.53,20489,26

,,,27,20.405,0.937251567,804.3,753.83,21243,27

,,,28,21.175,0.932481501,804.3,749.99,21993,28

,,,29,21.945,0.927543024,804.3,746.02,22739,29

,,,30,22.715,0.922437028,804.3,741.92,23481,30

[As]/2,,,31,23.485,0.917164435,804.3,737.68,24218,31

[As],,,,,,,48437,,

,,,,,,,,,,

5.3.2、右邊墩計(jì)算,,,,,,,,,

表5.3.2.1,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)As計(jì)算表（右邊墩）,,,,,,,

符號(hào),Ft,γQ,γ0,ψ,F,γd,fy,e0,B

單位,(kN),/,/,/,(kN),/,(N/mm2),(mm),(mm)

,7776,1.20,1.00,0.95,8865,1.25,310,2550,3500

符號(hào),as,B0',As,As/2,,,,,

單位,(mm),(mm),(mm2),(mm2),,,,,

,82,3372,45829,22915,,,,,

,,,,,,,,,,

表5.3.2,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)[As]計(jì)算表（右邊墩）,,,,,,,

說(shuō)明,第一根與推力方向夾角,鋼筋間夾角,鋼筋序號(hào),與弧門(mén)推力方向的夾角,余弦值,第i根鋼筋截面積,Asi*cosθi,i根鋼筋面積,所需根數(shù)

符號(hào),θ1,θ,i,θi,,Asi,,,

單位,(°),(°),,(°),,(mm2),(mm2),,

,0.385,0.77,1,0.385,0.999977424,804.3,804.28,,1

,,,2,1.155,0.999796823,804.3,804.14,1608,2

,,,3,1.925,0.999435654,804.3,803.85,2412,3

,,,4,2.695,0.998893982,804.3,803.41,3216,4

,,,5,3.465,0.998171905,804.3,802.83,4019,5

,,,6,4.235,0.997269552,804.3,802.10,4821,6

,,,7,5.005,0.996187089,804.3,801.23,5622,7

,,,8,5.775,0.994924708,804.3,800.22,6422,8

,,,9,6.545,0.99348264,804.3,799.06,7221,9

,,,10,7.315,0.991861143,804.3,797.75,8019,10

,,,11,8.085,0.990060512,804.3,796.31,8815,11

,,,12,8.855,0.98808107,804.3,794.71,9610,12

,,,13,9.625,0.985923177,804.3,792.98,10403,13

,,,14,10.395,0.98358722,804.3,791.10,11194,14

,,,15,11.165,0.981073623,804.3,789.08,11983,15

,,,16,11.935,0.97838284,804.3,786.91,12770,16

,,,17,12.705,0.975515355,804.3,784.61,13555,17

,,,18,13.475,0.972471688,804.3,782.16,14337,18

,,,19,14.245,0.969252387,804.3,779.57,15116,19

,,,20,15.015,0.965858035,804.3,776.84,15893,20

,,,21,15.785,0.962289243,804.3,773.97,16667,21

,,,22,16.555,0.958546658,804.3,770.96,17438,22

,,,23,17.325,0.954630954,804.3,767.81,18206,23

,,,24,18.095,0.95054284,804.3,764.52,18970,24

,,,25,18.865,0.946283052,804.3,761.10,19731,25

,,,26,19.635,0.941852361,804.3,757.53,20489,26

,,,27,20.405,0.937251567,804.3,753.83,21243,27

,,,28,21.175,0.932481501,804.3,749.99,21993,28

,,,29,21.945,0.927543024,804.3,746.02,22739,29

[As]/2,,,30,22.715,0.922437028,804.3,741.92,23481,30

[As],,,,,,,46962,,

,,,,,,,,,,

5.3.3、縫墩及左邊墩計(jì)算,,,,,,,,,

表5.3.3.1,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)As計(jì)算表（縫墩及左邊墩）,,,,,,,

符號(hào),Ft,γQ,γ0,ψ,F,γd,fy,e0,B

單位,(kN),/,/,/,(kN),/,(N/mm2),(mm),(mm)

,7776,1.20,1.00,0.95,8865,1.25,310,2050,2500

符號(hào),as,B0',As,As/2,,,,,

單位,(mm),(mm),(mm2),(mm2),,,,,

,82,2372,50232,25116,,,,,

,,,,,,,,,,

表5.3.3.2,,閘墩受一側(cè)弧門(mén)支座推力作用時(shí)[As]計(jì)算表（縫墩及左邊墩）,,,,,,,

說(shuō)明,第一根與推力方向夾角,鋼筋間夾角,鋼筋序號(hào),與弧門(mén)推力方向的夾角,余弦值,第i根鋼筋截面積,Asi*cosθi,i根鋼筋面積,所需根數(shù)

符號(hào),θ1,θ,i,θi,,Asi,,,

單位,(°),(°),,(°),,(mm2),(mm2),,

,0.385,0.77,1,0.385,0.999977424,804.3,804.28,,1

,,,2,1.155,0.999796823,804.3,804.14,1608,2

,,,3,1.925,0.999435654,804.3,803.85,2412,3

,,,4,2.695,0.998893982,804.3,803.41,3216,4

,,,5,3.465,0.998171905,804.3,802.83,4019,5

,,,6,4.235,0.997269552,804.3,802.10,4821,6

,,,7,5.005,0.996187089,804.3,801.23,5622,7

,,,8,5.775,0.994924708,804.3,800.22,6422,8

,,,9,6.545,0.99348264,804.3,799.06,7221,9

,,,10,7.315,0.991861143,804.3,797.75,8019,10

,,,11,8.085,0.990060512,804.3,796.31,8815,11

,,,12,8.855,0.98808107,804.3,794.71,9610,12

,,,13,9.625,0.985923177,804.3,792.98,10403,13

,,,14,10.395,0.98358722,804.3,791.10,11194,14

,,,15,11.165,0.981073623,804.3,789.08,11983,15

,,,16,11.935,0.97838284,804.3,786.91,12770,16

,,,17,12.705,0.975515355,804.3,784.61,13555,17

,,,18,13.475,0.972471688,804.3,782.16,14337,18

,,,19,14.245,0.969252387,804.3,779.57,15116,19

,,,20,15.015,0.965858035,804.3,776.84,15893,20

,,,21,15.785,0.962289243,804.3,773.97,16667,21

,,,22,16.555,0.958546658,804.3,770.96,17438,22

,,,23,17.325,0.954630954,804.3,767.81,18206,23

,,,24,18.095,0.95054284,804.3,764.52,18970,24

,,,25,18.865,0.946283052,804.3,761.10,19731,25

,,,26,19.635,0.941852361,804.3,757.53,20489,26

,,,27,20.405,0.937251567,804.3,753.83,21243,27

,,,28,21.175,0.932481501,804.3,749.99,21993,28

,,,28,21.175,0.932481501,804.3,749.99,21993,28

,,,29,21.945,0.927543024,804.3,746.02,22739,29

,,,30,22.715,0.922437028,804.3,741.92,23481,30

,,,31,23.485,0.917164435,804.3,737.68,24218,31

,,,32,24.255,0.911726198,804.3,733.30,24952,32

[As]/2,,,33,25.025,0.906123299,8