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当前位置:嘉禾精选30码中特>>行业新闻 >> 太阳能路灯抗风设计

太阳能路灯抗风设计

作者:不详   发布时间: 2014/4/4 14:44:17
 

  ZAITAIYANGNENGLUDENGXITONGZHONG,BUJUSHANGYIGEXUQIUFEICHANGZHONGSHIDEYIWENBIANSHIKANGFENGJIHUA。KANGFENGJIHUASHOUYAOFENWEILIANGDAKUAI,YIWEIDIANCHIZUJIANZHIJIADEKANGFENGJIHUA,ERWEIDENGGANDEKANGFENGJIHUA。XIAMIANANYISHANGLIANGKUAIFENBIEZUOPOUXI。

  ⑴TAIYANGNENGDIANCHIZUJIANZHIJIADEKANGFENGJIHUA

  YIJUDIANCHIZUJIANCHANGJIADEJISHUCANSHUCAILIAO,TAIYANGNENGDIANCHIZUJIANKEYICHENGSHOUDEYINGFENGYAQIANGWEI2700Pa。RUOKANGFENGXISHUXUANDINGWEI27m/s(XIANGDANGYUSHIJIJUFENG),YIJUFEIZHANXINGLIUTILIXUE,DIANCHIZUJIANCHENGSHOUDEFENGYAZHIXU365Pa。SUOYI,ZUJIANZISHENSHICHEDIKEYICHENGSHOU27m/sDEFENGSUERBUZHIYUSUNHUAIDE。SUOYI,JIHUAZHONGYAOHAIYAOKAOLVDESHIDIANCHIZUJIANZHIJIAYUDENGGANDELIANJIE。

  ZAIBENTAOLUDENGXITONGDEJIHUAZHONGDIANCHIZUJIANZHIJIAYUDENGGANDELIANJIEJIHUAYUNYONGLUOSHUANGANGUDINGLIANJIE。

  ⑵LUDENGDENGGANDEKANGFENGJIHUA

  LUDENGDECANSHURUXIA:

精选30码中特  DIANCHIBANQINGJIAOA=16oDENGGANGAODU=5m

  JIHUATIAOXUANDENGGANDIBUHANFENGKUANDUδ=4mmDENGGANDIBUWAIJING=168mm

  (3)HANFENGDIDIANMIANJIDENGGANSUNHUAIMIAN。

  DENGGANSUNHUAIMIANDIDANGJUWDEHESUANDIANPDAODENGGANZAODAODEDIANCHIBANZUOYONGHEZAIFZUOYONGXIANDEJULIWEIPQ=[5000+(168+6)/tan16o]×Sin16o=1545mm=1.545m。SUOYI,FENGHEZAIZAIDENGGANSUNHUAIMIANSHANGDEZUOYONGJUM=F×1.545。

  YIJU27m/sDEJIHUAZUIDADAYINGFENGSU,2×30WDESHUANGDENGTOUTAIYANGNENGLUDENGDIANCHIBANDEDIZIHEZAIWEI730N。KAOLV1.3DEANQUANXISHU,F=1.3×730=949N。

精选30码中特  SUOYI,M=F×1.545=949×1.545=1466N.m。

  YIJUSHUXUETUIDAO,YUANHUANXINGSUNHUAIMIANDEDIDANGJUW=π×(3r2δ+3rδ2+δ3)。

  SHANGSHIZHONG,rSHIYUANHUANNEIJING,δSHIYUANHUANKUANDU。

  SUNHUAIMIANDIDANGJUW=π×(3r2δ+3rδ2+δ3)

精选30码中特  =π×(3×842×4+3×84×42+43)=88768mm3

精选30码中特  =88.768×10-6m3

精选30码中特  FENGHEZAIZAISUNHUAIMIANSHANGZUOYONGJUZHISHIDEYINGLI=M/W

精选30码中特  =1466/(88.768×10-6)=16.5×106pa=16.5Mpa<<215Mpa

精选30码中特  QIJIAN,215MpaSHIQ235GANGDEKANGWANQIANGDU。

精选30码中特  JIHUATIAOXUANDEHANFENGKUANDUMANZUYAOQIU,ZHIXUHANJIEZHILIANGNENGQUEBAO,DENGGANDEKANGFENGSHIMEIYOUYIWENDE。