ag平台注册

資訊中心
軋鋼基礎知識學習(二)
  發布時間:2020年02月11日 點擊數:

1 shenmeshizuixiaozulidinglv 

a:gangzaisuxingbianxingshi,jinshuyanzhubianxingdikanglizuixiaodefangxiangliudong,zhejiujiaozuixiaozulidinglv。

2 shenmejiaoyaoruheyaorujiao? 

a:yagangshiliyonglianggexuanzhuanzhudeyagunjiangyajianlarugunfengjinxingyalijiagong,yagunbayajianlarugunfengjiaoyaoru,yagunyaorujinshushishixianyazhisuobixudetiaojian。zaishijishengchanzhongyaorushifoushunliduiyagangjidezhengchangcaozuohechanliangyouzhijieyingxiang。yaxialiangdabuyiyaoru。yaxialiangxiaoyiyaoru,danyoujiangdileyazhixiaolv。

ag平台注册yazhishiyajianyuyagunbiaomianjiechudehuxianjiaoyaoruhu。yaoruhusuoduideyuanxinjiaochengzuoyaorujiao。yaorujiaoyouyaxialiangjueding。zaishijishengchanzhongbutongtiaojianxiayunxudezuidayaorujiaobutong。yaorujiaodedaxiaoyuyagunbiaomianheyajiandebiaomianzhuangtai、yazhiwenduyijiyagunzhuansudengyinsuyouguan,jiyuyagun、yajianjiandemocaxishuyouguan。dangyaorujiaodayuyunxudezuidayaorujiaoshi,yajianbunengyaoru。dangyaorujiaoxiaoyuhuodengyuzuidayaorujiaoshi,yajiancainengyaoru。

dangyagundexiansuduzai1.5-2.5m /s shi,gezhongbutongyazhitiaojianxiadeyunxuzuidayaorujiaoruxia:

yazhitiaojian yaorujiao

ag平台注册zaiyoubiaomiankehenhuoduihandeyagunshangreya α=27-34

ag平台注册zaixinggangyajishangreya α=22-24

zaigangbanyajishangreya α=15-24

zaibiaomiancucaodeyagunshanglengya α=5-6

zaibiaomianguanghuadairunhuadeyagunshanglengya α=3-4 

3 zenyangshixianzhengchangyaoru 

ag平台注册a:dangyajianyuyagunjiechushi,yajianyilipzuoyongzaiyagunshang,ermeigeyagunyundongshixianghujiechu,suoyizaiyajianyuyagunzhijianchanshengmocalif。fzaishuipingfangxiangyouyifenlifx,kaoshuipingfenlifxjiangyajianlaruyagun,chengfxweilaruli。yagunduiyajiandeyalipdeshuipingfenliweipx ,qifangxiangyufxxiangfan,zuaiyajianjinruyagun,chengpx weituichuli。dangfxdengyuhuoxiaoyupx shi,yajianbunengjinruyagun,zhiyouzaifx>px,yajiancainengbeilaruyagun,shixianzhengchangyaoru。

4 shenmejiaoyaxialiang 

a:zaiyazhiguochengzhongyajiandegaokuanchangchicundoufashengbianhua。yazhihouyajiangaodudejianshaoliangjiaozuoyaxialiang。

ji

△h=h-h

shizhong△h-yaxialiang,㎜;

h - yajianzaiyazhiqiandegaodu,㎜;

ag平台注册h - yajianzaiyazhihoudegaodu,㎜;

5 zenyanggaishanyaorutiaojian 

ag平台注册a:yaorujiaohemocaxishushiyingxiangyagunyaoruyajiandelianggeyinsu。dangmocaxishuyidingshi,weishiyajianshunliyaoru,bixujianxiaoyaorujiao。jianxiaoyaorujiaodefangfayouyixialiangzhong:

1)dangyaxialiangyidingshi,zengjiagundezhijing;

2)dangyagunzhijingyidingshi,jianxiaoyaxialiang。danshiyajiquedinghou,yagunzhijingyibangaibianbuda,erjianxiaoyaxialiangyouduitigaoshengchanlvbuli,weilejiejuezheyimaodun,caiyongyixiajizhongcuoshi:

(1)dangyaxialiangchaoguoyunxushuzhishi,bayajianduanbujiagongchengjiezhuixing,yijianxiaoyaorujiao。chuyajiyazhigangdingshicaiyongxiaotou(jihoudujiaoxiaodeyiduan)jingangjiushiyili。

(2)jiangdiyaorushideyazhisudu,zengjiamocaxishu。gaibianyazhisudu,zaizhiliudianjiqudongdeyajishang,shirongyizuodaode,erduidaduoshubukediaosudeyagangjilaishuojihushibukenengde。

ag平台注册(3)yingyongkehenheduihandeyagun,zengjiayagundemocaxishu。dankehenduiyajianbiaomianzhiliangchanshengyouhaiyingxiang,suoyicifatongchangjinzaicuyaqianjidaocishiyong。

(4)liyongchongjigaishanyaorutiaojianjitongchangsuoshuodeqiangpoweigang,shijishangshizaichongjilizuoyongxiayajianqianduanzhuangchengzhuixing,congerjianxiaoleyaorujiaodejieguo。

laiyuan:yagangzhijia

 

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