中文字幕乱在线伦视频

预应力大跨度混凝土空心板的设计与应用

发布日期:2018-03-16 20:32:00

xianjiangwuzhanjieyuyinglidejiegoushejijieshaoruxia:

yi、gongchengshiyongtiaojian

xianzaihenduogongchengdoukeyicaiyongdabanjiegou,lirujianzhuyuyingliwumianbanpingmianweijingzixing,yiti8hu,zhuzhaidecenggaojinwei 2.8mi,youyushigaodangshangpinfang,zaifangjianneibudeyouliangchuxian,putongdeliangbanjiegouwufashixianjianzhugongnengdeyaoqiu,dancaiyongwuzhanjieyuyinglidabanjiegoufangan,chuhexintongwai,meicengyouruogankuaidabanzucheng。huneigeqiangjunluozaiyuyinglidabanshang,shidejianzhubuzhishifenlinghuo,fangbian.

er、shejicanshu

hunningtuqiangdudengjiweic40,yuyinglijincaiyongqiangduwei1860mpadegaoqiangdisongchigangjiaoxian,zhanglakongzhiyinglidcon=0.75fptk,banhouyue200mm。

shejihezai:

jingzai:6.0kn/m2(banzizhong banmianbandifenshua)

huozai:1.5kn/m2 3.0kn/m2(geqianghezai)

san、yuyinglitongjiegoudeshejiyaoqiu

duiyuyinglihunningtujiegou,bixumanzuxialiegongnengyaoqiu:

1.jiegouzaiyuyinglizhanglashigongjieduanhejianglaizhengchangshiyongjieduanchuxiangezhongkenengzuoyongshi,juyouyidingdeanquandu;

2.juyouyidingdeyanxingbianxingnengli;

3.yuyinglihunningtudabandenaoduyufangongzaiyunxufanweinei;

4.jiegougejiemianliefengkuandubuchaoguoyunxufanwei,congerbaozhengyuyingliyufeiyuyinglijinzaiqisuochudehuanjingtiaojianxiabuchanshengyingxiangjiegounaijiuxingdexiushi。

jinxingshejishi,yibankaolvchengzainenglijixianzhuangtaihezhengchangshiyongzhuangtai,bingduishigongjieduanjinxingjiegouqiangduyansuanyucailiaoyingliyansuan。

(1)duichengzainenglijixianzhuangtai,yingcaiyonghezaixiaoyingdejibenzuheyuouranzuheyuzhangqixiaoyingzuhejinxingsheji。

yibananhezaidejibenzuhejinxingsheji,bingtongguocaiqugouzaocuoshibaozhengjiegoupohuaishijuyouyidingdeyanxing,congerbaozhengzaiouranshijianfashengshijifashenghourengnengbaochizhengtiwendingxing。erduiwuzhanjieyuyinglihunningyuzhijianchajingtuduokualianxujiegou,youyuouranshijiankenengzaochengmoukuayuyinglijinwanquanshixiao,genjuwuzhanjiejindetedian,qitagekuayuyinglijinsuizhiyeshixiao。weibaozhengbufashengyoucichanshengdelianxudaotapohuai,yingkaolvyuyinglijinshixiao。bingquyuouranzuoyongtongshichuxiandekebianhezai,jizhangqixiaoyingzuhezhi,angecailiaodebiaozhunqiangduduijiegouchengzainenglizuobuchongsheji。

(2)duizhengchangshiyongjixianzhuangtai,yingcaiyonghezaideduanqixiaoyingzuhejinxingsheji,shidejiegougoujiandebianxingyuliefengdengdoubuchaoguoxiangyingdeguifanxianzhi。

duiyuyinglihunningtujiegou,weibaozhengjiegoubianxingbuyingxiangzhengchangshiyonghuowaiguan,tongchangxianzhigoujiannaoduhuofangongzhi;youyuyuyingligangjinshicaiyongdangenzhijingjiaoxiaodegangsizuchengdegaoqianggangsishuhuogangjiaoxian,duikailiezaochengdegangjinbiaomianxiushibijiaomingan,yinciqinaijiuxingduiliefengkuanduyingyouyangedeyaoqiu。


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