Qhov yuav tsum tau ua:
Khoom: 9% Nickel Steel
Kev muaj zog: 100J @ -196 degree
Vuam: Enicrmo-6 tub lim hlau
Qatar's mega - ciav hlau qhia meej:
150 hli tuab flanges
PWHT ntawm 620 degree
100% concial radorography
Cov kev txiav txim siab tshwj xeeb:
Thermal mypaction cov pob qij txha
5 hli vojvoog tag nrho sawv
{- ua ntej - break tsim qauv
Koj yuav ua li cas tsim h - Beam Hloov Trusses rau siab- Rose vaj tse?
Cov tsis tseem ceeb:
Deflection tswj: L / 500 hauv qab txoj kev thauj khoom
Kev Txuas Rigidity: 90% lub sijhawm txuas ntxiv
Hluav taws kub tiv thaiv: 120-feeb ntsuas
Cov kev daws teeb meem:
Hybrid h - kab teeb nrog 80mm flange daim hlau
Buckling -}} Tsis Muaj Kev Sib Tw
Post -} cov tshuab nro
Shanghai Tower:
1,500-TUJ Hloov Trusses
Kev Kawm 3D Bim
5mm erection torances
Dab tsi yog qhov kev co damping daws teeb meem rau h - nqaj thawv hauv plag tsev?
Txoj kev siv tau:
Tuned loj dampers: 2% ntawm pem teb hnyav
COMPOSITE ACTION: 35% nruj heev
Perforated webs: 15% Damping Txhim Kho
Cov txheej txheem txais kev lees txais (AISC DG11):
Walking frequency >6Hz
Kev pib khiav<0.5%g for offices
Modal damping piv ξ ntau dua los yog sib npaug rau 3%
London's Bloomberg HQ:
900mm sib sib zog thaiv kab ke
12mm qhib
8Hz tej zaus
Yuav ua li cas koj ua kev soj ntsuam kev sib tw ntawm tsis ua tiav h- nqaj nqaj?
Kev tshawb nrhiav raws tu qauv:
Macro kuaj: 10 × MAPALICATION
Hoob me: SEM / Eds Tshawb Xyuas
Kev Kuaj Neeg Kho Tshuab: Hardness Mapping
Rooj plaub kawm - hartford Coliseum:
Brittle Fracture pib ntawm Weld ntiv taw
0.5mm nrib pleb mus kuaj pom hauv yav dhau los
Hloov kho cov qauv rau cov ntsiab lus nrawm
Cov kev coj ua tam sim no:
3D Laser Scanning
Kev Ua Si Lom Zem Zoo
Cov Khoom Taw Qhia Kev nrhiav caj ceg
Kev txiav txim siab tsim rau h - kab teeb hauv Chaw Cov Ntaub Ntawv tsa cov plag tsev?
Cov tsis tseem ceeb:
Thauj Peev Xwm: 12.5Kpa nyob
Kev co: <50μm PPV at 1Hz
EMI Tiv Thaiv: 1mm Hlau Tsawg
Hypirale cov ntaub ntawv chaw tshwj xeeb:
HEA 160 BEAMS @ 600MM SPINING
5mm Ntau Qhov Kev Tiv Thaiv
Kev co Rho Tawm Cov Ntaub Ntawv
Google cov tseev kom muaj:
3D Fea Qauv Qauv
5 x kev nyab xeeb pom
25-xyoo tsim lub neej