皇冠即时比分

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真空泵系统简介

水泵百科 卧泉泵业 736浏览 0评论

YI、JIANJIE

由二台或二台以上的真空泵及其他附件组合一个系统完成需要的达到真空度的目的就叫真空泵系统

真空泵系统设计的关键问题是选择真空抽气机组的主泵

ER、ZHUBENGLEIXING

(1)GENJUZHENKONGSHISUOXUYAOJIANLIDEJIXIANYALIQUEDINGZHUBENGDELEIXING。YIBANZHUBENGJIXIANYALIDEXUANQUYAOBIZHENKONGSHIDEJIXIANYALIDIBANGEDAOYIGESHULIANGJI。

皇冠即时比分(2)GENJUZHENKONGSHIJINXINGGONGYISHENGCHANSHISUOXUYAODEGONGZUOYALIXUANZHUBENG。YINGZHENGQUEDIXUANZEZHUBENGDEGONGZUODIAN,ZAIQIGONGZUOYALIFANWEINEI,YINGNENGPAICHUZHENKONGSHINEIGONGYIGUOCHENGZHONGCHANSHENGDEQUANBUQITILIANG。YINCI,ZHENKONGSHINEIDEGONGZUOYALIYIDINGYAOZAIZHUBENGDEZUIJIACHOUSUYALIFANWEIZHINEI。

(3)GENJUZHENKONGSHIDERONGJIDAXIAOHEYAOQIUDECHOUQISHIJIANLAIXUANZHUBENG。ZHENKONGSHITIJIDAXIAODUIXITONGCHOUDAOJIXIANZHENKONGDESHIJIANYOUYINGXIANG。DANGCHOUQISHIJIANYAOQIUYIDINGSHI,RUOZHENKONGSHITIJIYUEDA,ZEZHUBENGCHOUSUYEYUEDA。

皇冠即时比分(4)ZHENGQUEDIZUHEZHENKONGBENG,YOUYUZHENKONGBENGYOUXUANZEXINGDICHOUQI,YINERYOUSHIXUANYONGYIZHONGBENGBUNENGMANZUCHOUQIYAOQIU,XUYAOJIZHONGBENGZUHEQILAI,HUXIANGBUCHONGCAINENGMANZUCHOUQIYAOQIU。

(5)若真空系统严格要求无油时,则应该选各种无油泵皇冠即时比分作主泵。如果要求不严格,则可选择有油泵,然后加上一些防油污染措施,如加冷阱、障板、挡油阱等,也能达到清洁真空要求。

(6)XUANZEZHENKONGBENGSHI,YINGGAIZHIDAOBEICHOUQITICHENGFEN,ZHENDUIBEICHOUQITICHENGFENXUANZEXIANGYINGDEBENG。RUGUOQITIZHONGHANYOUFUSHIXINGQITI、KELIHUICHENDENG,ZEYINGGAIKAOLVXUANZEGANSHIZHENKONGBENG、NAIFUSHIZHENKONGBENGDENG。HUOZAIBENGDEJINQIKOUGUANDAOSHANGANZHUANGFUZHUSHEBEI。

(7)GENJUZHENGTAOZHENKONGXITONGDECHUCITOUZIHERICHANGWEIHUFEIYONGDENGJINGJIZHIBIAOXUANZEZHUBENG。

 

SAN、ZHUBENGCHOUSUDEJISUAN

ZHUBENGDELEIXINGXUANDINGZHIHOU,JIEXIALAIJIUSHIYAOJUTIDIQUEDINGZHUBENGCHOUSUDEDAXIAOGUIGE。ZHUBENGCHOUSUDAXIAOQUEDINGDEZHUYAOYIJUSHIBEICHOURONGQIDEGONGZUOZHENKONGDUHEQIZUIDAPAIQILIULIANG,YIJIBEICHOURONGQIDERONGJIHESUOYAOQIUDECHOUQISHIJIAN。

(1)ZHENKONGSHINEIPAIQILIULIANGDEJISUAN。ZAIZHENGCHANGDEGONGYIGUOCHENGZHONG,ZHENKONGSHINEISUOCHANSHENGDEQILIULIANGYINGDANGYOUZHUBENGJISHICHOUZOU,YIBAOZHENGZHENKONGSHINEIDEYAQIANGFUHEGONGZUOZHENKONGDUDEYAOQIU。GONGYIGUOCHENGZHONGDEQILIULIANGKEYONGXIASHIJISUAN

皇冠即时比分Q=Qg+Qn+Qf+Ql (Pa .m³ /S)

SHIZHONG

Q—ZHENKONGSHIZHONGCHANSHENGDEZONGDEQILIULIANG,

皇冠即时比分Qg–GONGYIGUOCHENGZHONGBEIRONGLIANHUOBEICHULIDECAILIAOFANGCHUDEQILIULIANG,Pa.m³/s;

皇冠即时比分Qn–ZHENKONGSHINEISUOYONGNAIHUOBAOWENCAILIAODECHUQILIULIANG,Pa.m³/s;

皇冠即时比分Qf–BAOLUYUZHENKONGTIAOJIANXIADEZHENKONGSHINEIBIHESUOYOUGOUJIANBIAOMIANJIEXICHULAIDEQILIULIANG,Pa.m³/s;

皇冠即时比分Ql–ZHENKONGSHIWAIDAQITONGGUOGEMIFENGLIANJIECHUXIELOUDAOZHENKONGSHINEIDEQILIULIANG,Pa.m³/s,

YISHANGGELIANGZAIBUTONGDEZHENKONGYINGYONGSHEBEIZHONGBUYIDINGDOUCUNZAI,ZHEIYAOGENJUSHIJIQINGKUANGJUTIKAOLV。

(2)BEICHOURONGQISUOYAOQIUDEYOUXIAOCHOUSUDEJISUAN。SHEBEICHOURONGQINEIDEZUIDAPAIQILIULIANGWEIQ(DANWEIWEIPa.m³/s),SUOYAOQIUDEGONGZUOYALIWEIPg(DANWEIWEIPa),ZEGENJUZHENKONGRONGQISUOYAOQIUDEGONGZUOYALIPgHEZUIDAPAIQILIULIANGQ,KEDEBEICHOURONGQICHUKOUCHUZHUBENGDEYOUXIAOCHOUSUSez

Sez=Q/Pg(m³/s)

RUGUOSHIDIZHENKONGXITONG,ZEBENGDEYOUXIAOCHOUSU

皇冠即时比分Sez=Ql+ Qg+Qn/Pg

SHIZHONG,FUHAOYIYITONGSHI。

(3)CUSUANZHUBENGDECHOUSUS。YOUYUZAIXUANDINGZHUBENGZHIQIAN,ZHENKONGSHICHUKOUDAOZHUBENGRUKOUZHIJIANDEGUANLUMEIYOUQUEDING,YINERQILIUDAOCSHIWEIZHIDE,YEJIUWUFAQUEQIEDIJISUANCHUZHUBENGDECHOUSUS。KEGENJUXIAMIANJINGYANGONGSHICUSUANCHUZHUBENGDECHOUSU,JI

S=KsSez(m³/s)

SHIZHONGKsSHIZAIZHENKONGSHICHUKOUZHUBENGDECHOUSUSUNSHIXISHU,DANGZHUBENGRUKOUDAOZHENKONGSHICHUKOUZHIJIANDEGUANLUZHONGBUCAIYONGBUJIQISHI,QUKs=1.3~1.4;DANGCAIYONGBUJIQISHI,QUKs=2~2.5。ZHUBENGCHOUSUSCUSUANCHULAIHOU,ANSZHIZAIZHENKONGBENGDECHANPINXILIEZHONGXUANCHUFUHECUSUANZHISDEZHUBENG,SHECUXUANCHUDEZHUBENGCHOUSUWEISp。

(4)ZHUBENGCHOUSUDEYANSUANHEQUEDING。ZHUBENGCHOUSUSCUSUANQIUCHUZHIHOU,ANSZHICUXUANCHUHESHIGUIGEDEZHUBENG。

GENJUCUXUANZHUBENGDERUKOUCHICUN,XUANZEQUEDINGLIANJIEGUANLUJIQITAYUANJIANCHICUN,ZAIYOULIUDAOGONGSHIQIUCHUGUANLUDELIUDAOC,ZAIANXIASHIJINGSUANZHUBENGCHOUSU

Sp=SezC/C-Sez

YOU(3)SUANDEDESpRUGUOTONG(2)CUSUANDECHOUSUXIANGCHAHENXIAO,JIUKEBACUXUANDEBENGZUOWEIZHUBENG,FOUZEYINGZHONGXINXUANYONG。

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