河北11选5

您好,欢迎进郑州尔莫新材料科技有限公司网站!
一键分享网站到:
您现在的位置:河北11选5 >> 技术文章 >> 真空炉抽气时间是怎么计算的
真空炉抽气时间是怎么计算的
浏览次数:222发布日期:2019-12-18

ZHENKONGLUZHENKONGXITONGDEPEIZHIHECHOUQISUDUSHIYOUYIDINGFEIBIAOZHUNHEJISUANFANGFADE,GENJUZHENKONGXITONGDESHIYONGMUDEERJUEDINGSUOXUDEZHENKONGDUHECHOUQISHIJIAN,RANHOUXUANZEHESHIDEZHENKONGBENG。BENJIEJIESHAOBUTONGZHENKONGFANWEINEIDECHOUQISHIJIANJISUAN。

1、大气压-低真空领域的抽气时间计算

  ZHEILISUOZHIDEDIZHENKONGLINGYU,SHIZHIZHENKONGDUZAI100 KPaZHI0.2 KPa,DIZHENKONGLINGYUZHENKONGQIANGTIHEBENGDELIANJIEGUANNEI,QITIFENZISHINIANXINGLIUSHI,CHOUQISHIJIANKEYITONGGUOCHUQIYAQIANGp1、DAODAYAQIANGp2、CHOUQISUDUSHERONGJIV(HANPEIGUAN)LAIJISUAN。

大气压-低真空领域的抽气时间计算

  SHIZHONG p1———CHUQIYAQIANG(DAQIYA)[Pa];

河北11选5  p2———DAODAYAQIANG[Pa];

河北11选5  t———CHOUQISHIJIAN[min];

河北11选5  V———RONGJI[L];

河北11选5  Se———SHIJICHOUQISUDU[L/min]。

河北11选5  KAOLVDAODAOGUANHEFAMENDEPINGJINGXIAOYING,SHIJICHOUQISUDUDAZHIKEYIGUSUANWEILILUNCHOUQISUDUDE80%。

2、中真空领域的抽气时间计算

河北11选5  ZHEILISUOZHIDEGAOZHENKONGZHICHAOGAOZHENKONGLINGYU,SHIZHIZHENKONGDUZAI200 Pa ZHI 0.2PaZHIJIAN,ZHONGZHENKONGLINGYUDAOGUANNEIDEQITIFENZI,CHUYUNIANXINGLIUHEFENZILIUDEZHONGJIANZHUANGTAI,BUNENGDANCHUNDIXIANGDIZHENKONGHUOXIAMIANDISANZHANGJIEJIANGJIEDEGAOZHENKONGNEIYANGJIANDANDIJISUAN。YIBANQINGKUANGXIA,TONGGUOLIANGZHONGFANGSHIFENBIEJISUANCHOUQISHIJIAN,RANHOUQUJISUANZHIJIAODADEJIEGUO。

河北11选5  ZHENKONGCHOUQIYAOKAOLVDEYAOSU:

河北11选5  (1)DAODAZHENKONGDU;

  (2)CHOUQISUDU;

  (3)DAOTONGLV;

河北11选5  (4)SHIJICHOUQISUDU;

河北11选5  (5)QITIFANGCHULV;

  (6)LOULV。

河北11选5  YONGZHENKONGBENGDUIZHENKONGQIANGTICHOUQISHI,CHUQIANGTINEIDEYAQIANGXUNSUJIANGDI,DANSHIJINGGUOYIDUANSHIJIANHOUYAQIANGXIAJIANGBIANHUAN,BINGQIEQUYUYIGEHENGDINGZHI。DAOZHIZHEIZHONGXIANXIANGDEZHUYAOYUANYINSHICAILIAODEBIAOMIANFANGQI。RUTU1SUOSHI,YAQIANGBIANHUADEBUTONGLINGYU,FENBIECHENGZHIWEIKONGJIANCHOUQIHEBIAOMIANCHOUQI。WEILEJINYIBUTIGAOZHENKONGDU,TONGCHANGCAIYONGDEDUICERUXIA:

压强和排气时间的关系

TU1  YAQIANGHECHOUQISHIJIANDEGUANXI

河北11选5  (1)XUANZEBIAOMIANFANGCHUQITISHAODECAILIAO;

  (2)TONGGUODIANJIEPAOGUANGDENGSHOUDUAN,JIANXIAOCAILIAOBIAOMIANJI,JIERJIANSHAOQITIFENZIDEXIFU

   (3)DUIQIANGTIJINXINGHONGKAO,CUJINBIAOMIANXIFUQITIDEFANGCHU。

3、高真空-超高真空领域的抽气时间计算

  ZHEILISUOZHIDEGAOZHENKONGZHICHAOGAOZHENKONGLINGYU,SHIZHIZHENKONGDUZAI0.2PaYIXIA,DUIYUGAOZHENKONGLINGYU,YAOCHONGFENKAOLVRONGQIBIYIJIRONGQINEIWUTIDEQITIFANGCHU,YINCI,CHOUQISHIJIANHECHOUQISUDUDEJISUANFANGFAHEDIZHENKONGLINGYUBUTONG。

高真空-超高真空领域的抽气时间计算

  SHIZHONG p(t)———DAODAYAQIANG;

  Se———SHIJICHOUQISUDU;

河北11选5  Ql———QIANGTILOUQILIANG;

  Qg(t)———QIANGTINEIBUFANGCHUQITILIANG;

  p0———CHUQIYAQIANG。

  QITIDEFANGCHULIANGQg(t)SUIZHESHIJIANtERJIANSHAO。JISUANKAISHISHI,JIADINGYIGECHOUQISHIJIAN,GENJUDANGSHIDEFANGQILIANGLAIQIUDEDAODADEZHENKONGDU。RUGUOJISUANJIEGUOp(t)HESUOXUDEZHENKONGDUBUYIZHI,ZEZHONGXINJIADINGSHIJIAN,GENJUXINJIASHESHIJIANDEQITIFANGCHULIANGZAICIJISUAN。BUDUANZHONGFU,ZHONGRANGp(t)ZAISUOXUDEZHENKONGFANWEINEI。

  GAOZHENKONGLINGYUDECHOUQISHIJIANJISUANYUANBIDIZHENKONGLINGYUFUZA。ZHENKONGQIANGTIDENEIBIAOMIANJINGGUOJIUJINGQINGXIHE150~200℃HONGKAOCHULIDELIANGZHONGQINGKUANGXIA,HOUZHEDEQITIFANGCHUHUIJIANSHAO10%ZUOYOU,YINCISHIYONGTONGYANGDECHOUQIBENGSUONENGDAODADEZHENKONGDUYEHUIGENGGAOYIXIE。

河北11选5  ZHENKONGQIANGTINEIDEBUJIANXINGZHUANGHECAIZHIYEJIDADIYINGXIANGDAODADEZHENKONGDUHECHOUQISHIJIAN。RUGUOSHIYONGLESHUZHILEICAILIAO,ZEDAODADEZHENKONGDUHUIBIDANCHUNKAOLVJINSHUBIAOMIANDEQITIFANGCHUYAOCHA2~3GESHULIANGJI。NEIBUSHIYONGLUODINGSHI,LUOWENBUCANLIUDEQITISUIZHECHOUQISHIJIANHUANMANFANGCHU。WEILEJIASULUOWENBUDEQITIFANGCHU,YAOZAILUODINGZHONGXINCHUANKONG,HUOZAILUOWENCEMIANKAIYIGECHUQIKONG(TU2)。YINCI,NEIBUGOUZAOYUEFUZA,YINGXIANGZHENKONGDEYINSUJIUYUEDUO,YAOHUODEGAOZHENKONG,SHEJISHANGJIUGENGXUYAOJINGYAN。

螺纹部的排气示意图

TU2 LUOWENBUDECHOUQISHIYITU

在线客服
电话
86-0371-63365003
手机
15803995802