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1、适合各种结构的钢筋计算方法总结(Summaryofcalculationmethodsforreinforcingbarsofvariousstructures)I.beam(1)framebeamFirst,thecalculationofsteelreinforcement1,theupperthroughtendonsTheupperperforatedrebar(rib1=lengthonlong)throughcrossspanlong+twoendbearinganchorvalue2,en
2、dsupportnegativeribsThenegativelengthofendsupport:thefirstrowistheanchorvalueofLn/3+endsupport;ThesecondrowisLn/4endsupportanchorvalue3,lowerreinforcementThereinforcementlength=spanlong+aboutbearinganchorvalueTheabovethreetypesofreinforcementareinvolvedi
3、nthebearinganchorproblem,thensummeduptheabovethreetypesofsteelreinforcementanchorjudgmentproblem:BearingwidthisgreaterthanorequaltoLaeand0.5Hc+5D,Max{Lae,0.5Hc+straightanchor,5D}.Theanchorendbearingsteelbar=bearingwidthlessthanLaeorlessthan0.5Hc+5D,Max{L
4、aebendinganchor,bearingwidth-protectivelayer+15d}.Themiddlebearinganchorbar=Max{Lae,0.5Hc5d}4,lumbartendonStructure:reinforcedstructuralreinforcementlength=spanlength+2*15dTorsionbars:algorithmwiththroughbars5,pullthetendonsTensilelength=(LiangKuan2*prot
5、ectivelayer)+2*11.9d(seismicbendinghookvalue)+2DBracerootnumber:ifwedonothaveintheflatclothreinforcementspacinginputmethodgiveninthestretch,thenstretchtherootnumber(rootnumber/2=stirrup)*(structuralreinforcementrootnumber/2);ifthereinforcementreinforceme
6、ntspacing,reinforcementthatrootnumber=length/reinforcementreinforcementspacing.6,stirrupsStirruplength=(LiangKuan-2*protectivelayer+beamheight-2*protectivelayer)*2+2*11.9d+8DThenumberofroots(=stirruplength/spacingzoneencryptionencryption(+1)*2+length/non
7、encryptedareanonencryptedareaspacing1)+1Note:becausethedeductioncomponentprotectionlayer,arebuckledtolongitudinalreinforcementoftheskin,then,wecanfindthatthereinforcementandstirrupineachlayerofprotectionaremoreminusthediametervalue;andwecalculatethereinf
8、orcementlengthinthebudget,areinaccordancewiththecalculationoftheskin,sothesoftwarewillautomaticallythedockedlengthintheaddedback,thereinforcementcalculationofincreased2D,increased8Dcalculationofstirrups.7,hangerHangerlengt