Tsarin Firam ɗin Karfe na Ƙarfe: Me yasa Gine-gine Masu Haɓaka Tsaye?

Sakamakon karancin albarkatun kasa na zamani da matsin lamba daga karuwar yawan jama'a, gine-ginen tsaye ya zama abin da babu makawa a cikin gine-ginen zamani. Manyan gine-ginen zamani sun yi sama da sama kuma sun tsaya tsayin daka. Me ke sa su tsaya tsayin daka da karfin iska mai karfi a cikin troposphere kuma ya ba su damar jure girgizar kasa lafiya? Don amsa wannan tambayar, bari mu dubi abin ɗamarakarfe frame tsarin.

Tsarin firam ɗin tsattsauran ra'ayi na gargajiya sun ƙunshi shimfidar bene mai sassauƙa da amfani da sararin samaniya. Koyaya, da zarar tsayin ginin ya wuce ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun su na rashin isassun taurin tsarin gefe zai bayyana. Akwai mafita na farko guda biyu don magance wannan batu: faɗaɗa sassan giciye na katako da ginshiƙai, ko shigar da tsarin takalmin gyaran kafa. Na farko zai haifar da haɓakar haɓakar amfani da ƙarfe, yayin da na ƙarshe yana alfahari da ingantaccen farashi. Don haka, tsarin firam ɗin ƙarfe na takalmin gyare-gyare shine mafi kyawun zaɓi don manyan gine-gine.

Tushen dabaru na tsarin firam ɗin ƙarfe na takalmin gyare-gyare yana ta'allaka ne a cikin tsari na ma'ana na membobin takalmin gyaran kafa don samar da tsarin ɗaukar nauyi na haɗin gwiwa: firam ɗin ƙarfe yana ɗaukar kaya a tsaye yayin da takalmin gyare-gyaren yana tsayayya da ƙarfin kwance. Ginin ofis a Xiamen yana ɗaukar tsarin tsarin gyaran takalmin gyaran kafa na karfe. An shigar da maƙallan katako mai ɗaukar nauyi (BRBs) a gindin ginin, wanda ke ba da cikakkiyar fa'idar ductility na tsarin ƙarfe kuma yana haɓaka aikin girgizar ƙasa na tsarin.

Akwai nau'ikan takalmin gyaran kafa na farko guda ukutsarin tsarin karfe. Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙawa na Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarfafawa (CBF) yayi, wanda ainihin halayensa shi ne cewa gatari na tsakiya na membobin takalmin gyaran kafa suna haɗuwa a tsakiyar haɗin katako na katako. Yana da taurin gaske kuma yana iya sarrafa ƙaura a kwance. Bambance-bambancen Eccentrically Braced Frame (EBF) daga CBF ya ta'allaka ne a cikin kashe gatarinsa na takalmin gyaran kafa, wanda ke ba shi damar haɗa babban taurin takalmin gyaran kafa da ingantaccen ingancin firam masu tsafta. Firam ɗin takalmin gyaran kafa masu ɓarnawar makamashi sun dogara da ɓarnar makamashi da na'urori masu daskarewa don samar da ingantaccen tsarin juriya na gefe.

In practical engineering, Buckling-Restrained Brace (BRB) is the prevailing solution and an upgraded variant of concentrically braced frames. Yana kawar da matsalar rashin ƙarfi na ƙwanƙwasawa na gargajiya a ƙarƙashin matsawa da lanƙwasa. Ya ƙunshi babban farantin ƙarfe na ƙarfe, bututu mai hanawa da kayan abin da ba a haɗa su ba, BRBs suna samar da kaya a ƙarƙashin kaya ba tare da ɓata lokaci ba don ɓatar da kuzari, cimma daidaitaccen juzu'i da ƙarfin ɗaukar nauyi gami da haɓaka aikin hysteretic.

Bayan haka, CBF yafi haɗa da Diagonal Bracing, Chevron Bracing (Inverted V-Bracing), V-Bracing, X-Bracing (Cross Bracing) da K-Bracing. EBF da farko ya ƙunshi nau'in D-nau'in (nau'in kofa), nau'in K, nau'in V da nau'in takalmin gyaran kafa Y.

Takamammen nau'in takalmin gyaran kafatsarin tsarin karfeza a zaba bisa ga buƙatun girgizar ƙasa da tsayin ginin. Gabaɗaya magana, takalmin gyaran kafa na gargajiya yana da ƙarancin farashi da taurin kai, takalmin gyaran kafa yana ba da ingantacciyar ductility da ƙarfin ɓarkewar kuzari, da ƙwanƙwasa-ƙulle-ƙulle suna ba da kyakkyawan aikin girgizar ƙasa. Tsarin firam ɗin ƙarfe na ƙarfe na ƙarfe yana ba da damar tsayin daka da manyan gine-gine masu tsayi don tsayayya da iska mai ƙarfi da girgizar ƙasa, da kuma samar da ingantattun hanyoyin samar da ingantaccen tsari don ci gaban birane a tsaye. Tare da shekaru 21 na ƙwarewa mai yawa, EHSS ƙwararren ƙwararren ƙwararren ƙwararren ƙira ne da shigar da kayan aikin ƙarfe. Kasance tare da EHSS don ƙarin ƙwararrun bayanan fasaha game da tsarin ƙarfe.