碳纖維加固計(jì)算表格

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

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

,,C7.5,C10,C15,C20,C25,C30,C35,C40,C45,C50,C55,C60,

軸心抗壓設(shè)計(jì)值,fc,0,0,7.2,9.6,11.9,14.3,16.7,19.1,21.1,23.1,25.3,27.5,

彎曲抗壓,fcm,0,0,7.2,9.6,11.9,14.3,16.7,19.1,21.1,23.1,25.3,27.5,

抗拉強(qiáng)度設(shè)計(jì)值,ft,0,0,0.91,1.1,1.27,1.43,1.57,1.71,1.8,1.89,1.96,2.04,

彈性模量,Ec,0,0,22000,25500,28000,30000,31500,32500,33500,34500,35500,36000,

混凝土極限應(yīng)變,εcu,0.0033,,,,,,,,,,,,

抗拉強(qiáng)度標(biāo)準(zhǔn)值,ftk,,,1.27,1.54,1.78,2.01,2.2,2.39,2.51,2.64,2.74,2.85,

碳纖維材料參數(shù)輸入?yún)^(qū),,,,,,,,,,,,,,

碳纖維材料類型,碳纖維材料厚度（mm）,碳纖維材料彈模Ecf(N/mm2),碳纖維材料極限應(yīng)變?chǔ)豤fu,碳纖維材料抗拉強(qiáng)度標(biāo)準(zhǔn)值fctk,,,,,,,,,,

200g碳纖維布,0.11,210000,0.015,3000,,,,,,,,,,

300g碳纖維布,0.167,210000,0.016,3000,,,,,,,,,,

3碳纖維板,1.2,165000,0.017,2000,,,,,,,,,,

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鋼筋強(qiáng)度設(shè)計(jì)值(N/mm2),,,,,,,,,,,,,,

強(qiáng)度種類,符號(hào),鋼筋種類,,,,,,,,,,,B05,

,,一級(jí)鋼HPB235,二級(jí)鋼HRB335,三級(jí)鋼HRB400,,,,,,,,,,

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抗拉強(qiáng)度設(shè)計(jì)值,fy,210,300,360,,,,,,,,,,

抗壓強(qiáng)度設(shè)計(jì)值,f'y,210,300,360,,,,,,,,,,

彈性模量,Es,210000,200000,200000,,,,,,,,,,

混凝土極限應(yīng)變,εs,0.01,,,,,,,,,,,,

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梁加固混凝土參數(shù)輸入?yún)^(qū),,,,,,,,,,,,,,

截面寬度b(mm),截面高度h(mm),受拉鋼筋面積As(mm2),受拉鋼筋級(jí)別1/2/3,受拉鋼筋排數(shù)1/2/3,受壓鋼筋面積As'(mm2),受壓鋼筋級(jí)別1/2/3,受壓鋼筋排數(shù)1/2/3,混凝土標(biāo)號(hào)C15－C60,考慮二次受力1否則取0,初始彎矩Mi(KN.m),受壓翼緣寬度b'f,受壓翼緣高度h'f,受拉翼緣寬度bf,受拉翼緣高度hf

300,600,1734,3,1,784,3,1,25,1,335,1000,0,300,0

,,,360,35,,360,35,,,,,,,

梁底抗彎加固碳纖維參數(shù)輸入?yún)^(qū),,,結(jié)論區(qū),,,,,,,,,,,

梁底粘貼的碳纖維類型1/2/3,碳纖維層數(shù)ncf(≥0),碳纖維寬度bcf(mm),混凝土受壓區(qū)高度x(mm),碳纖維拉應(yīng)變?chǔ)與f,加固前彎矩計(jì)算值(KN.m),加固后彎矩計(jì)算值(KN.m),加固彎矩提高系數(shù)％,加固前剪力計(jì)算值(KN),加固后剪力計(jì)算值(KN),加固剪力提高系數(shù)％,是否需要考慮二次受力影響,,,

2,3,280,143.06,0.00573,301.50,407.52,35.16,224.84,313.87,39.60,需要,,,

梁側(cè)貼碳纖維抗剪加固碳纖維參數(shù)輸入?yún)^(qū),,,,,,,,,,,,,,

抗剪碳纖維類型1/2/3,剪跨比λb,加固形式系數(shù)ψ,側(cè)面粘貼高度hcf(mm),側(cè)面粘貼層數(shù)ncf,碳纖維條寬度ωcf(mm),碳纖維條凈間距scf(mm),箍筋級(jí)別1/2/3,箍筋面積Asv（mm2）,箍筋間距s(mm),,,,,

2,3,0.85,500,1,200,200,1,100,200,,,,,

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柱抗剪加固混凝土參數(shù)輸入?yún)^(qū),,,,,,柱抗剪加固碳纖維布參數(shù)輸入?yún)^(qū),,,,,,,,

抗剪碳纖維類型1/2/3,剪跨比λc,軸力N(KN),柱寬度b(mm),柱高度h(mm),混凝土標(biāo)號(hào)C15－C60,加固形式系數(shù)ψ,側(cè)面粘貼高度hcf(mm),側(cè)面粘貼層數(shù)ncf,碳纖維條寬度ωcf(mm),,,,,

2,3,5300,600,600,25,0.85,500,1,200,,,,,

柱抗剪加固碳纖維布參數(shù)輸入?yún)^(qū),,,,結(jié)論區(qū),,,,,,,,,,

碳纖維條凈間距scf(mm),箍筋級(jí)別1/2/3,箍筋面積Asv（mm2）,箍筋間距s(mm),軸壓比n,加固前剪力計(jì)算值(KN),加固后剪力計(jì)算值(KN),加固剪力提高系數(shù)％,,,,,,,

200,1,100,200,1.24,339.84,369.86,8.83,,,,,,,

柱抗震加固參數(shù)輸入?yún)^(qū),,,,,,,,,,,,,,

抗剪碳纖維類型1/2/3,原箍筋的體積配箍率ρsv,柱寬度b(mm),柱高度h(mm),軸壓比,側(cè)面粘貼層數(shù)ncf,碳纖維條寬度ωcf(mm),,,,,,,,

2,0.40,600,600,0.85,3,100,,,,,,,,

柱抗震加固參數(shù)輸入?yún)^(qū),,,結(jié)論區(qū),,,,,,,,,,,

,碳纖維條凈間距scf(mm),箍筋級(jí)別1/2/3,原箍筋的體積配箍率ρsv,碳纖維布折算體積配箍率(％),總折算體積配箍率ρv,加固剪力提高系數(shù)％,,,,,,,,

,0,1,0.40,1.56,1.96,390.39,,,,,,,,

說明：,1、表中計(jì)算采用單位，除有說明外，長(zhǎng)度寬度均為毫米，面積為平方毫米。,,,,,,,,,,,,,

,2、使用時(shí)請(qǐng)不要修改非數(shù)據(jù)輸入部分?jǐn)?shù)據(jù)。綠色部分為可修改數(shù)據(jù)。,,,,,,,,,,,,,

,3、計(jì)算依據(jù)《碳纖維片材加固修復(fù)混凝土結(jié)構(gòu)技術(shù)規(guī)程》（CECS146:2003）。,,,,,,,,,,,,,

,4、加固計(jì)算書按照規(guī)范要求，以混凝土受壓區(qū)高度來判斷采用的計(jì)算公式。,,,,,,,,,,,,,

,5、梁剪跨比λb，對(duì)于集中荷載取a/h0，大于3.0時(shí)，取3.0，小于1.5時(shí)，取1.5。A為集中荷載作用點(diǎn)到支座邊緣的距離。對(duì)于均布荷載取3.0。,,,,,,,,,,,,,

,6、柱剪跨比λc，對(duì)于框架柱取Hn/2h0，大于3.0時(shí)，取3.0，小于1.0時(shí)，取1.0。Hn為框架柱凈高度，h0為框架柱截面的有效高度。,,,,,,,,,,,,,

,7、加固形式系數(shù)取值：封閉粘貼為1.0，U型粘貼取0.85，側(cè)面粘貼取0.70。,,,,,,,,,,,,,

,8、有效約束系數(shù)，取0.45；軸壓比大于0.5且加固時(shí)未卸載時(shí)取0.36。,,,,,,,,,,,,,

,9、在判斷是否需要考慮二次受力影響時(shí)，先輸入Mi值，根據(jù)結(jié)論區(qū)的“是否需要考慮二次受力影響”的判斷結(jié)