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电容式真空计原理
发布时间:2014/10/29 浏览:3081 次

  ZAIBOMOZHENKONGJIZHONG,BOMOZAIYALICHAZUOYONGXIASUOCHANSHENGDEDANXINGBIANXINGLIANG,KEYICAIYONGJIXIEDE、GUANGXUEDEHEDIANXUEDEDUOZHONGFANGFACELIANG。YOUYUCAIYONGDIANXUEFANGFA,YOUQISHIDIANRONGFA,JINXINGCELIANGDELINGMINDUGAO,YINCIJINNIANLAILIYONGDIANRONGFASUOZHICHENGDEDIANRONGSHIBOMOZHENKONGJI,YIJINGZHUJIANDIDAITILECHUANTONGDEJIXIESHIBOMOZHENKONGJI,HUODELEGUANGFANDEYINGYONG。

  DIANRONGSHIBOMOZHENKONGJISHIYOUDIANRONGSHIBOMOGUIGUAN(HUOCHENGDIANRONGSHIYALICHUANGANQI)HECELIANGXIANLULIANGBUFENZUCHENG。SHUANGDIANRONGCHADONGSHIBOMOGUIGUANDEJIEGOURUTU1SUOSHI。TABAOKUOLIANGGEJIEGOUWANQUANXIANGTONGDEYUANXINGGUDINGDIANJIHEYIGEGONGYONGDEMOPIANGOUCHENGDEHUODONGDIANJI。

  HUODONGDIANJIBOMOJIANGGUIGUANNEIBUKONGJIANFENCHENGXIANGHUMIFENGDECELIANGSHIHECANKAOSHI,GUDINGDIANJIHEHUODONGDIANJIBOMOGOUCHENGCHADONGDIANRONGQI,BINGZUOWEIDIANQIAODELIANGGEBEIBUZHIZAIXIANLUZHONG。

  DANGHUODONGDIANJICHUYUZHONGJIANWEIZHISHI,LIANGGEDIANRONGQIDEDIANRONGLIANGXIANGDENG;YIDANHUODONGDIANJIYOUYUYACHAZUOYONGPIANLIZHONGJIANWEIZHISHI,RUTU1ZHONGXUXIANSUOSHIDEWEIZHI,ZEHUICHUXIANQIZHONGYIGEDIANRONGQIDEDIANRONGLIANGZENGJIA,ERLINGYIGEDIANRONGQIDEDIANRONGLIANGJIANSHAODEXIANXIANG。

足球竞猜软件  ZHEISHIYOUYUDIANRONGBIANHUASHIDIANQIAOBUZAIPINGHENG,YINERHUICHANSHENGSHUCHUDIANYA,JIANGGAISHUCHUDIANYAJINGGUOFANGDAQIFANGDAHOU,ZAIYOUJIANBOQIZHUANHUANCHENGZHILIUDIANYAHOUJIKEJINXINGCELIANG。BUTONGDESHUCHUDIANYADUIYINGBUTONGDEQITIYALI,ZHEIJIUSHIDIANRONGBOMOSHIZHENKONGJIJINXINGYALICELIANGDEJIBENYUANLI。

足球竞猜软件  MUQIANZHEIZHONGZHENKONGJIKEGENJUCELIANGDIANRONGFANGFADEBUTONGFENCHENGLIANGZHONGJIEGOU,JILINGWEIFAHEPIANWEIFA。QIANZHESHIYIZHONGBUCHANGFA,JUYOUJIAOGAODECELIANGJINGDU,MUQIANDADOUZUOWEIDIZHENKONGCELIANGDEBIAOZHUNZHENKONGJIBEIJILIANGBUMENSUOCAIYONG。

电容式薄膜真空计规管的结构示意图

  TU1 DIANRONGSHIBOMOZHENKONGJIGUIGUANDEJIEGOUSHIYITU

  1-GUDINGDIANJI:2-MOPIANHUODONGDIANJI

足球竞猜软件  YIZHONGZHISHIYONGDANCEDIANRONGDELINGWEIFADIANRONGSHIBOMOZHENKONGJIDEJIEGOUYUANLIRUTU2SUOSHI,TASHIYOUDIANRONGSHIBOMOGUIGUANCELIANGDIANQIAODIANLU,ZHILIUBUCHANGDIANYUAN,DIPINZHENDANGQI、DIPINFANGDAQI、XIANGMINJIANBOQIHEZHISHIYIBIAODENGYUANJIANSUOZUCHENG。

  ZAITU2ZHONGDEDIANRONGSHIZHENKONGJIGUIGUANZHONGJIANFANGZHIYIZHANGJINSHUDANXINGMOPIAN,ZAIMOPIANDEYICEZHUANGYOUYIGEGUDINGDIANJI,DANGMOPIANLIANGCEDEYALICHAWEILINGSHI,GUDINGDIANJIYUMOPIANXINGCHENGYIGEJINGTAIDIANRONGC0,BINGYUXIANLUZHONGDIANRONGC1CHUANLIANHOUZUOWEICELIANGDIANQIAODEYITIAOQIAOBEIHOU,ZAIYUDIANLUZHONGDEDIANRONGC2、C3HEC4YUC5DECHUANLIANDIANRONGZUCHENGQITADESANTIAOQIAOBEI。

零位法薄膜真空计的结构原理图

  TU2 LINGWEIFABOMOZHENKONGJIDEJIEGOUYUANLITU

  YOUYUJINSHUMOPIAN1JIANGBOMOZHENKONGGUIGUANZHONGFENWEIA、BLIANGSHIBINGJIANGASHIYUBEICEZHENKONGXITONGXIANGLIANJIE,BSHIYUYALIWEIP0DEGAOZHENKONGXITONG(P0<10-3 Pa)XIANGLIANJIE。ZAILIANGSHIDELIANTONGGUANDAOSHANGSHEZHIGAOZHENKONGFAMEN7。CELIANGSHI,XIANJIANGFAMEN7DAKAI,YONGGAOZHENKONGCHOUQIXITONGJIANGGUIGUANNEIMOPIANLIANGCEDEKONGJIANCHOUZHICANKAOYALIPb。TONGSHIDIAOJIECELIANGDIANQIAODIANLU,SHIZHIPINGHENG,JIZHISHIYIBIAOZHILING。

  RANHOUGUANBIFAMEN7,CELIANGSHIAJIETONGBEICEZHENKONGXITONG。

足球竞猜软件  DANGBEICEYALIP1>PbSHI,YOUYUGUIGUANZHONGDEYALICHAWEIP1- Pb,MOPIANFASHENGYINGBIANYINQIDIANRONGC0GAIBIAN,POHUAILECELIANGDIANQIAODIANLUDEPINGHENG,ZHISHIYIBIAOSHANGYIYOUXIANGYINGDEZHISHI。

足球竞猜软件  DIAOJIEZHILIUBUCHANGDIANYUANDIANYADUIDIANRONGC0CHONGDIAN,SHIQIJINGDIANLIYUYACHAXIANGDENG,CISHI,DIANQIAODIANLUZHONGXINDADAOPINGHENG,ZHISHIYIBIAOYOUZHONGXINZHILING。

  GENJUBUCHANGDIANYADEDAXIAO,JIUNENGDECHUBEICEYALIP1。GUYOU:

  P1 - Pb = KU2

  SHIZHONG

  P1-BEICEYALI;

  Pb-CANKAOYALI;

  U-BUCHANGDIANYA;

足球竞猜软件  K-GUIGUANCHANGSHU,K=C0/d0,C0HEd0FENBIEWEIGUDINGDIANJIYUMOPIANPINGHENGZHUANGTAIXIADEJINGTAIDIANRONGHEJIANJU。

足球竞猜软件  DANGP1 》PbSHI,CELIANGJIEGUOJIUSHIJUEDUIYALI,JI

  P1 = KU2

  DANDIANRONGLINGWEIFADIANRONGSHIBOMOZHENKONGJIDECELIANGFANWEIWEI10-1~101Pa,QIGUIGUANCHANGSHUKKETONGGUOXIAOZHUNDEDAO。ERCHADONGSHISHUANGDIANRONGBOMOZHENKONGJI,BUDANTIGAOLEDIANRONGSHIBOMOZHENKONGJIDECELIANGJINGDU,ERQIEKUODALELIANGCHENGFANWEI,QICELIANGXIAXIANKEDADAO10-3Pa。

  DIANRONGSHIBOMOZHENKONGJIWEIQUANYAJI,JISUOCEJIEGUOSHIQITIYUZHENGQIDEQUANYAQIANG。TONGSHIJUYOUCELIANGJIEGUOYUQITICHENGFENWUGUAN、CELIANGJINGDUGAO(YIBAN ≤(0.1~2)%)、FANYINGSUDUKUAI(<2~100ms)、WENDUYINGXIANGXIAOHECELIANGFANWEIKUANDETEDIAN。

  QICELIANGXIAXIANKEDAl0-3~10-2Pa。YOUYUQIXINGNENGWENDING,ZHONGFUXINGHAO,MUQIANYIBEIYONGZUOBIAOZHUNZHENKONGJI。QIXIANGYINGSHIJIANKUAI,KANGGUOZAINENGLIQIANG,JIEGOULAOGU,SHIYONGFANGBIAN,FEICHANGSHIHEYUDUIYANG、SHUIZHENGQIJIYOUZHENGQIDENGQITIYALIDECELIANG。YINCISHIBIJIAOLIXIANGDEYIZHONGZHENKONGJI。

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