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2019 - 10 - 22
單級水(shui)環(huan)真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)通(tong)常用(yong)于造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)廠,以提(ti)供全方位的(de)(de)(de)真(zhen)(zhen)(zhen)空能力。現代造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)機(ji)使用(yong)真(zhen)(zhen)(zhen)空輔助造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)脫(tuo)水(shui),因此真(zhen)(zhen)(zhen)空系統是(shi)造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)機(ji)的(de)(de)(de)重要組成(cheng)(cheng)部分(fen)。  隨著酸(suan)性(xing)造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)向中性(xing)造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)發展,造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)水(shui)環(huan)真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)的(de)(de)(de)結(jie)(jie)垢(gou)(gou)(gou)成(cheng)(cheng)為每個(ge)造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)企業經常遇(yu)到的(de)(de)(de)問題(ti)。無(wu)論是(shi)在南部還是(shi)北部形成(cheng)(cheng),它都不(bu)(bu)(bu)是(shi)立即生成(cheng)(cheng)的(de)(de)(de),而是(shi)結(jie)(jie)的(de)(de)(de)過程(cheng)。氧(yang)化皮的(de)(de)(de)生產,其(qi)對造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)機(ji)的(de)(de)(de)影(ying)響(xiang)正在逐漸顯(xian)現,因此,從一開始(shi)就不(bu)(bu)(bu)能掉以輕(qing)心,要始(shi)終(zhong)如(ru)一地防止(zhi)(zhi)氧(yang)化皮的(de)(de)(de)控制,這(zhe)將(jiang)具有長(chang)期的(de)(de)(de)利(li)益。  (1)水(shui)環(huan)真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)結(jie)(jie)垢(gou)(gou)(gou)的(de)(de)(de)原因:  1.水(shui)質影(ying)響(xiang):高(gao)(gao)ph值和高(gao)(gao)硬度(du)(du)。  2.造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)水(shui)的(de)(de)(de)增(zeng)(zeng)白程(cheng)度(du)(du)增(zeng)(zeng)加(jia),不(bu)(bu)(bu)溶(rong)物含(han)量(liang)高(gao)(gao),并(bing)且垢(gou)(gou)(gou)離(li)子(zi)積累。  3.大量(liang)填充物。  4.溫(wen)(wen)度(du)(du):水(shui)溫(wen)(wen)升(sheng)高(gao)(gao),冷卻系統使用(yong)不(bu)(bu)(bu)充分(fen)。  5水(shui)循(xun)環(huan)系統沒有定期的(de)(de)(de)清潔(jie)(jie)和維護(hu),這(zhe)將(jiang)增(zeng)(zeng)加(jia)造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)水(shui)環(huan)真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)結(jie)(jie)垢(gou)(gou)(gou)的(de)(de)(de)可(ke)能性(xing)。  (2)水(shui)環(huan)真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)對造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)不(bu)(bu)(bu)利(li)影(ying)響(xiang)  1.嚴重降低(di)真(zhen)(zhen)(zhen)空度(du)(du)和抽氣量(liang)。  2.電(dian)動(dong)機(ji)電(dian)流(liu)上(shang)升(sheng),導(dao)致功(gong)耗(hao)增(zeng)(zeng)加(jia)。  3.經常導(dao)致真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)卡(ka)住,難以啟動(dong),造(zao)(zao)(zao)紙(zhi)(zhi)(zhi)(zhi)機(ji)停止(zhi)(zhi)并(bing)且真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)不(bu)(bu)(bu)敢停止(zhi)(zhi)。  4.頻(pin)繁(fan)的(de)(de)(de)酸(suan)洗(xi)或(huo)手動(dong)拆卸不(bu)(bu)(bu)僅會(hui)(hui)損(sun)壞設(she)備(bei),還會(hui)(hui)破(po)壞設(she)備(bei)的(de)(de)(de)精度(du)(du),導(dao)致形成(cheng)(cheng)真(zhen)(zhen)(zhen)空或(huo)降低(di)真(zhen)(zhen)(zhen)空度(du)(du)。  (3)水(shui)環(huan)真(zhen)(zhen)(zhen)空泵(beng)(beng)(beng)解決方案  長(chang)期以來,傳統的(de)(de)(de)清潔(jie)(jie)方法(例如(ru)機(ji)械(xie)方法(刮擦,刷(shua)牙),高(gao)(gao)壓水(shui),化學(xue)清潔(jie)(jie)(酸(suan)洗(xi))等)在清潔(jie)(jie)設(she)備(bei)時會(hui)(hui)遇(yu)到許多問題(ti):無(wu)法完全清除(chu)積垢(gou)(gou)(gou),例如(ru)水(shui)垢(gou)(gou)(gou),酸(suan)腐(fu)(fu)蝕(shi)會(hui)(hui)導(dao)致設(she)備(bei)腐(fu)(fu)蝕(shi)。殘(can)留酸(suan)可(ke)能會(hui)(hui)導(dao)致材(cai)料發生二次腐(fu)(fu)蝕(shi)或(huo)水(shui)垢(gou)(gou)(gou)腐(fu)(fu)蝕(shi),從而可(ke)能導(dao)致設(she)備(bei)更換。另外,清潔(jie)(jie)廢液(ye)是(shi)有毒...
2019 - 11 - 04
眾所周知,對(dui)于各種真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)的(de)(de)(de)(de)性能,都有(you)規定(ding)的(de)(de)(de)(de)測(ce)試方法來測(ce)試該(gai)(gai)性能的(de)(de)(de)(de)性能,主要性能是極(ji)限壓(ya)(ya)(ya)力(li),流(liu)量(liang)和(he)(he)抽(chou)(chou)(chou)速(su)(su)(su)(su)。這(zhe)次(ci)(ci),小(xiao)編打算討(tao)論螺(luo)(luo)桿(gan)(gan)(gan)真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)的(de)(de)(de)(de)流(liu)量(liang),例如(ru)如(ru)何(he)(he)控(kong)制(zhi)其(qi)流(liu)量(liang),流(liu)量(liang)不(bu)(bu)足的(de)(de)(de)(de)原因(yin)以及如(ru)何(he)(he)消除此(ci)問題(ti)。相信(xin)許多(duo)用戶對(dui)這(zhe)些問題(ti)感(gan)到困惑,不(bu)(bu)用擔心,請跟隨螺(luo)(luo)桿(gan)(gan)(gan)真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)廠家進行了(le)解。  首先,讓我們簡單介紹一下(xia)真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)主要性能的(de)(de)(de)(de)概念(nian)。  1.極(ji)限壓(ya)(ya)(ya)力(li)。真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)與檢測(ce)容器(qi)相連,放置待測(ce)氣(qi)(qi)(qi)(qi)體(ti)后,連續長時間(jian)抽(chou)(chou)(chou)氣(qi)(qi)(qi)(qi)。當容器(qi)的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)壓(ya)(ya)(ya)不(bu)(bu)再(zai)降低(di)并(bing)且壓(ya)(ya)(ya)力(li)保(bao)持在一定(ding)值時,次(ci)(ci)級壓(ya)(ya)(ya)力(li)就是泵(beng)(beng)的(de)(de)(de)(de)極(ji)限壓(ya)(ya)(ya)力(li)。  2.流(liu)量(liang)。在真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)的(de)(de)(de)(de)吸(xi)(xi)入口,每單位時間(jian)的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)體(ti)流(liu)量(liang)稱為泵(beng)(beng)的(de)(de)(de)(de)流(liu)量(liang)。在真(zhen)(zhen)(zhen)空(kong)技(ji)術中(zhong),流(liu)量(liang)單位以壓(ya)(ya)(ya)力(li)*體(ti)積/時間(jian)表(biao)示(shi),即(ji)Pa.m3/s或Pa.m3/h。通常,泵(beng)(beng)會給出(chu)流(liu)量(liang)與入口壓(ya)(ya)(ya)力(li)的(de)(de)(de)(de)關系(xi)圖。  3.抽(chou)(chou)(chou)速(su)(su)(su)(su)。在真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)的(de)(de)(de)(de)吸(xi)(xi)入口,每單位時間(jian)流(liu)動的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)體(ti)量(liang)稱為泵(beng)(beng)的(de)(de)(de)(de)抽(chou)(chou)(chou)氣(qi)(qi)(qi)(qi)速(su)(su)(su)(su)率(lv)。即(ji),通過將流(liu)量(liang)QA(Pa.m3/s)除以測(ce)試罩中(zhong)的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)體(ti)A的(de)(de)(de)(de)分壓(ya)(ya)(ya)pA而獲得(de)氣(qi)(qi)(qi)(qi)體(ti)A的(de)(de)(de)(de)泵(beng)(beng)送速(su)(su)(su)(su)度(du)sA(m3/s)。典型(xing)的(de)(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)的(de)(de)(de)(de)抽(chou)(chou)(chou)氣(qi)(qi)(qi)(qi)速(su)(su)(su)(su)率(lv)與氣(qi)(qi)(qi)(qi)體(ti)類型(xing)有(you)關。給定(ding)的(de)(de)(de)(de)抽(chou)(chou)(chou)氣(qi)(qi)(qi)(qi)速(su)(su)(su)(su)率(lv)表(biao)示(shi)某種氣(qi)(qi)(qi)(qi)體(ti)的(de)(de)(de)(de)抽(chou)(chou)(chou)氣(qi)(qi)(qi)(qi)速(su)(su)(su)(su)率(lv)。如(ru)果沒有(you)特殊指示(shi),則使用多(duo)指抽(chou)(chou)(chou)吸(xi)(xi)。  正確控(kong)制(zhi)螺(luo)(luo)桿(gan)(gan)(gan)真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)流(liu)量(liang)不(bu)(bu)僅可以為設備提(ti)供良好的(de)(de)(de)(de)保(bao)護,還(huan)可以提(ti)高(gao)使用率(lv)。那么(me),該(gai)(gai)怎么(me)做呢?  1,速(su)(su)(su)(su)度(du)控(kong)制(zhi)  葉輪速(su)(su)(su)(su)度(du)的(de)(de)(de)(de)變(bian)化(hua)會改變(bian)螺(luo)(luo)桿(gan)(gan)(gan)真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)的(de)(de)(de)(de)流(liu)量(liang)曲(qu)線(xian),并(bing)且曲(qu)線(xian)的(de)(de)(de)(de)特性不(bu)(bu)會改變(bian)。隨著(zhu)速(su)(su)(su)(su)度(du)降低(di),曲(qu)線(xian)變(bian)平(ping),揚(yang)程和(he)(he)流(liu)速(su)(su)(su)(su)降低(di)。  2,旁通閥(fa)調整  使用與泵(beng)(beng)并(bing)聯的(de)(de)(de)(de)中(zhong)間(jian)閥(fa)。實際(ji)效果就...
2019 - 11 - 06
在水(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)空泵的(de)正常使用中,它要(yao)達到正常的(de)吸(xi)(xi)水(shui)(shui)(shui)和(he)排水(shui)(shui)(shui)工(gong)(gong)作,并(bing)且(qie)還需(xu)要(yao)更好的(de)吸(xi)(xi)力(li),否則會影響其吸(xi)(xi)水(shui)(shui)(shui)效果。然(ran)后,我們需(xu)要(yao)解(jie)(jie)決(jue)真(zhen)空泵不(bu)能吸(xi)(xi)水(shui)(shui)(shui)的(de)現象(xiang),以(yi)(yi)免造(zao)成更大(da)的(de)經濟損(sun)失。因(yin)此(ci),讓我們分(fen)析一(yi)(yi)下水(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)空泵不(bu)能吸(xi)(xi)水(shui)(shui)(shui)的(de)原因(yin)。  1、在安裝過程中水(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)空泵的(de)入(ru)(ru)(ru)口(kou)(kou)和(he)出(chu)口(kou)(kou)方(fang)(fang)(fang)(fang)向相反或(huo)(huo)電動機(ji)接線不(bu)正確(que)(que),從而導致旋轉(zhuan)不(bu)正確(que)(que)。解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案:沿入(ru)(ru)(ru)口(kou)(kou)和(he)出(chu)口(kou)(kou)的(de)方(fang)(fang)(fang)(fang)向更改(gai)電動機(ji)的(de)方(fang)(fang)(fang)(fang)向。請勿更改(gai)兩條(tiao)(tiao)電線中的(de)任何(he)一(yi)(yi)條(tiao)(tiao)以(yi)(yi)改(gai)變旋轉(zhuan)方(fang)(fang)(fang)(fang)向。  2、底部(bu)閥(fa)(fa)生銹(xiu),進水(shui)(shui)(shui)口(kou)(kou)或(huo)(huo)葉(xie)輪(lun)(lun)通道被堵塞。解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案:修理底閥(fa)(fa),清除內(nei)部(bu)雜物,然(ran)后在進水(shui)(shui)(shui)口(kou)(kou)添加(jia)一(yi)(yi)個攔污柵。  3、 水(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)空泵的(de)入(ru)(ru)(ru)口(kou)(kou)管過長,吸(xi)(xi)入(ru)(ru)(ru)沖(chong)程過大(da)。解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案:降(jiang)低泵的(de)安裝高(gao)(gao)(gao)度(du)(du),或(huo)(huo)減少吸(xi)(xi)水(shui)(shui)(shui)管路(lu)上(shang)的(de)彎頭閥(fa)(fa)并(bing)縮短管道的(de)長度(du)(du)。  4、葉(xie)輪(lun)(lun)嚴重損(sun)壞,并(bing)且(qie)減漏(lou)(lou)環(huan)(huan)(huan)間隙很(hen)大(da)。解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案:更換葉(xie)輪(lun)(lun)和(he)減漏(lou)(lou)環(huan)(huan)(huan)。  5、實(shi)際工(gong)(gong)作條(tiao)(tiao)件(jian)所需(xu)的(de)壓(ya)頭太高(gao)(gao)(gao),而工(gong)(gong)作條(tiao)(tiao)件(jian)低的(de)壓(ya)頭。解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案:用更高(gao)(gao)(gao)的(de)揚程更換泵。  6、 吸(xi)(xi)水(shui)(shui)(shui)管路(lu)或(huo)(huo)密(mi)封裝置(zhi)嚴重泄(xie)漏(lou)(lou)。解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案:阻塞或(huo)(huo)修復泄(xie)漏(lou)(lou),按或(huo)(huo)更換密(mi)封件(jian)。  以(yi)(yi)上(shang)是水(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)空泵的(de)原因(yin)和(he)解(jie)(jie)決(jue)方(fang)(fang)(fang)(fang)案的(de)詳(xiang)細(xi)說明。相信(xin)它可以(yi)(yi)幫助您(nin)及時有效地(di)解(jie)(jie)決(jue)此(ci)類故障,并(bing)確(que)(que)保水(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)空泵設備可以(yi)(yi)長期有效地(di)工(gong)(gong)作。這種(zhong)泵設備的(de)壓(ya)縮氣(qi)體溫度(du)(du)非(fei)常低,排氣(qi)溫度(du)(du)僅比進氣(qi)溫度(du)(du)高(gao)(gao)(gao)10?15°C。由(you)于此(ci)功(gong)能,它適(shi)用于水(shui)(shui)(shui)環(huan)(huan)(huan)泵送易燃易爆氣(qi)體,并(bing)且(qie)現在已(yi)經發展(zhan)得很(hen)好。
2019 - 11 - 08
羅茨(ci)(ci)真(zhen)空泵(beng)長(chang)時(shi)間(jian)使(shi)(shi)用(yong)(yong)后,會(hui)發生不同(tong)的(de)故障。一(yi)旦發生故障,我(wo)們(men)需要(yao)及時(shi)解(jie)決(jue),以(yi)(yi)防(fang)止(zhi)進一(yi)步的(de)惡化和(he)(he)(he)更(geng)多的(de)麻(ma)煩。氣蝕(shi)現象(xiang)(xiang)對真(zhen)空泵(beng)有一(yi)定的(de)影響。對于氣蝕(shi)現象(xiang)(xiang),讓(rang)我(wo)們(men)教(jiao)您(nin)解(jie)決(jue)方案:      1、降(jiang)低設備的(de)工(gong)作(zuo)(zuo)流(liu)(liu)體(ti)溫(wen)度(du)(du)(du)以(yi)(yi)防(fang)止(zhi)氣蝕(shi)。  2、降(jiang)低進氣溫(wen)度(du)(du)(du)可以(yi)(yi)間(jian)接(jie)降(jiang)低水循(xun)環液的(de)溫(wen)度(du)(du)(du),防(fang)止(zhi)發生氣蝕(shi),還可以(yi)(yi)提高物料的(de)干燥速(su)度(du)(du)(du)并提高設備的(de)利(li)用(yong)(yong)率。  3、在羅茨(ci)(ci)真(zhen)空泵(beng)中發生氣蝕(shi)時(shi),主(zhu)要(yao)損(sun)壞是(shi)氣泡破(po)裂時(shi)葉輪和(he)(he)(he)泵(beng)殼表(biao)面的(de)點蝕(shi)。  4、由于羅茨(ci)(ci)真(zhen)空泵(beng)氣蝕(shi)的(de)原因,眾所周知,可以(yi)(yi)更(geng)換具有低飽和(he)(he)(he)蒸氣壓的(de)工(gong)作(zuo)(zuo)流(liu)(liu)體(ti)(要(yao)求工(gong)作(zuo)(zuo)流(liu)(liu)體(ti)具有良好的(de)流(liu)(liu)動性以(yi)(yi)及與泵(beng)送氣體(ti)的(de)良好相容性),以(yi)(yi)減少氣蝕(shi)和(he)(he)(he)增加真(zhen)空度(du)(du)(du)。這樣(yang)做(zuo)的(de)缺(que)點之一(yi)是(shi)工(gong)作(zuo)(zuo)流(liu)(liu)體(ti)的(de)后處(chu)理問題,因此很(hen)少使(shi)(shi)用(yong)(yong)更(geng)換工(gong)作(zuo)(zuo)流(liu)(liu)體(ti)的(de)做(zuo)法(fa)(fa)。  以(yi)(yi)上(shang)是(shi)羅茨(ci)(ci)真(zhen)空泵(beng)氣蝕(shi)解(jie)決(jue)方案的(de)介紹。如果將來(lai)(lai)在使(shi)(shi)用(yong)(yong)機器(qi)的(de)過程(cheng)中出現氣穴(xue)現象(xiang)(xiang),可以(yi)(yi)參(can)考本文(wen)中描述的(de)方法(fa)(fa)進行處(chu)理。注(zhu)意正確的(de)操(cao)作(zuo)(zuo)過程(cheng)。如果您(nin)自己無(wu)法(fa)(fa)解(jie)決(jue)問題,則需要(yao)找(zhao)到(dao)專業人員來(lai)(lai)及時(shi)處(chu)理。希望對您(nin)有所幫助。
2019 - 11 - 11
為化工(gong)(gong)(gong)與制(zhi)藥工(gong)(gong)(gong)藝(yi)應(ying)用(yong)(yong)選擇合適的(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)技術(shu)(shu)往(wang)往(wang)并(bing)非易事(shi)。首先,真(zhen)(zhen)(zhen)空(kong)(kong)(kong)系(xi)統(tong)必(bi)須(xu)在(zai)工(gong)(gong)(gong)作(zuo)壓(ya)(ya)力下(xia)提供所(suo)需泵(beng)(beng)(beng)速(su),確保所(suo)需抽真(zhen)(zhen)(zhen)空(kong)(kong)(kong)時(shi)(shi)間(jian)。其次,它不(bu)(bu)能對工(gong)(gong)(gong)藝(yi)氣(qi)(qi)體(ti)(ti)(ti)敏(min)感,在(zai)用(yong)(yong)于 CIP(在(zai)位(wei)清洗)清洗和(he)氣(qi)(qi)體(ti)(ti)(ti)回收時(shi)(shi)必(bi)須(xu)滿足所(suo)有要求。此外,在(zai)確定要使用(yong)(yong)哪種真(zhen)(zhen)(zhen)空(kong)(kong)(kong)技術(shu)(shu)時(shi)(shi),穩定性(xing)和(he)經(jing)濟效率也(ye)起著(zhu)重(zhong)要作(zuo)用(yong)(yong)。 在(zai)本文(wen)中(zhong),我們將講述(shu)化工(gong)(gong)(gong)與制(zhi)藥加工(gong)(gong)(gong)技術(shu)(shu)中(zhong)最(zui)常用(yong)(yong)的(de)(de)(de)(de)(de)三種真(zhen)(zhen)(zhen)空(kong)(kong)(kong)技術(shu)(shu)。 水環(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng), 干式螺(luo)桿真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng), 油潤滑旋片(pian)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)。  水環(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)  水環(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)適用(yong)(yong)于多(duo)種應(ying)用(yong)(yong)。它們屬于旋轉正排(pai)(pai)量泵(beng)(beng)(beng),葉(xie)(xie)(xie)輪(lun)偏心(xin)(xin)放置在(zai)圓柱形外殼(ke)中(zhong)(圖 2)。一(yi)般(ban)用(yong)(yong)水充當工(gong)(gong)(gong)作(zuo)液。葉(xie)(xie)(xie)輪(lun)旋轉時(shi)(shi),會在(zai)密(mi)封各葉(xie)(xie)(xie)片(pian)空(kong)(kong)(kong)間(jian)的(de)(de)(de)(de)(de)外殼(ke)內(nei)形成(cheng)水環(huan)(huan)。氣(qi)(qi)體(ti)(ti)(ti)在(zai)中(zhong)心(xin)(xin)、各葉(xie)(xie)(xie)片(pian)和(he)液體(ti)(ti)(ti)環(huan)(huan)間(jian)形成(cheng)的(de)(de)(de)(de)(de)空(kong)(kong)(kong)間(jian)中(zhong)輸送。由于葉(xie)(xie)(xie)輪(lun)安裝于偏心(xin)(xin)位(wei)置,這(zhe)部(bu)分(fen)(fen)空(kong)(kong)(kong)間(jian)的(de)(de)(de)(de)(de)體(ti)(ti)(ti)積會增大(da),從(cong)而經(jing)進氣(qi)(qi)口(kou)吸入介質(zhi)。當葉(xie)(xie)(xie)輪(lun)繼(ji)續(xu)旋轉時(shi)(shi),空(kong)(kong)(kong)間(jian)體(ti)(ti)(ti)積減少,氣(qi)(qi)體(ti)(ti)(ti)介質(zhi)被(bei)(bei)壓(ya)(ya)縮(suo),然后通過排(pai)(pai)氣(qi)(qi)口(kou)被(bei)(bei)再(zai)次排(pai)(pai)出。水環(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)既可作(zuo)為單一(yi)的(de)(de)(de)(de)(de)連續(xu)流系(xi)統(tong)運行(xing)(xing)(xing),也(ye)可作(zuo)為部(bu)分(fen)(fen)或全循(xun)環(huan)(huan)系(xi)統(tong)運行(xing)(xing)(xing)。  多(duo)年來,經(jing)實踐證(zheng)明,這(zhe)些(xie)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)在(zai)化學工(gong)(gong)(gong)藝(yi)中(zhong)是(shi)堅(jian)固耐用(yong)(yong)、質(zhi)量可靠的(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)發生器。壓(ya)(ya)縮(suo)室內(nei)的(de)(de)(de)(de)(de)工(gong)(gong)(gong)作(zuo)液不(bu)(bu)斷(duan)耗散壓(ya)(ya)縮(suo)熱,因(yin)此真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)運行(xing)(xing)(xing)幾乎(hu)是(shi)等溫的(de)(de)(de)(de)(de)。這(zhe)意味著(zhu)工(gong)(gong)(gong)藝(yi)氣(qi)(qi)體(ti)(ti)(ti)不(bu)(bu)會明顯升溫,真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)在(zai)相對較低的(de)(de)(de)(de)(de)溫度(du)下(xia)運行(xing)(xing)(xing)。這(zhe)將顯著(zhu)降低不(bu)(bu)必(bi)要的(de)(de)(de)(de)(de)反應(ying)或爆(bao)炸(zha)的(de)(de)(de)(de)(de)風險。低工(gong)(gong)(gong)作(zuo)溫度(du)還(huan)有利(li)于蒸汽(qi)和(he)氣(qi)(qi)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)冷凝,提升真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)額定泵(beng)(beng)(beng)速(su)。  一(yi)般(ban)用(yong)(yong)水來作(zuo)為水環(huan)(huan)。在(zai)實際應(ying)用(yong)(yong)中(zhong),還(huan)經(jing)常使用(yong)(yong)乙二醇、礦物油或有機溶劑。真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)極...
2019 - 11 - 13
真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)分(fen)類(lei)(lei)  01 按性(xing)能特點(dian)和(he)用(yong)途分(fen)類(lei)(lei)  (1)低(di)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)  泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)極(ji)限(xian)壓(ya)力高(gao)(gao)于(yu)(yu)(yu)102Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)(yu)(yu)低(di)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。常見(jian)的(de)(de)(de)(de)低(di)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)有(you)(you)往復(fu)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、旋轉(zhuan)(zhuan)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、液(ye)環(huan)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、噴(pen)射(she)(she)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)以(yi)及吸附式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。  (2)中真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)  極(ji)限(xian)壓(ya)力在(zai)102~-10-1Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)(yu)(yu)中真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。常見(jian)的(de)(de)(de)(de)有(you)(you)羅茨真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、多級(ji)噴(pen)射(she)(she)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、多級(ji)旋轉(zhuan)(zhuan)機(ji)械(xie)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)以(yi)及高(gao)(gao)速旋轉(zhuan)(zhuan)式(shi)(shi)(shi)(shi)機(ji)械(xie)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等(deng)。  (3)高(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)  極(ji)限(xian)壓(ya)力在(zai)10-1~10-5Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)(yu)(yu)高(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。常見(jian)的(de)(de)(de)(de)高(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)有(you)(you)各種(zhong)擴散(san)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)及分(fen)子泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等(deng)。  (4)超高(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)  極(ji)限(xian)壓(ya)力低(di)于(yu)(yu)(yu)10-5Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)(yu)(yu)超高(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。超高(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)主要(yao)(yao)有(you)(you)各種(zhong)離子泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、低(di)溫泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等(deng)。  02 按工(gong)作(zuo)(zuo)原理(li)和(he)結構(gou)(gou)特點(dian)分(fen)類(lei)(lei)  (1)機(ji)械(xie)式(shi)(shi)(shi)(shi)容(rong)積(ji)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)  靠(kao)機(ji)械(xie)運(yun)(yun)動使泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)腔工(gong)作(zuo)(zuo)容(rong)積(ji)周期變(bian)化(hua)來(lai)實(shi)現抽(chou)氣作(zuo)(zuo)用(yong)的(de)(de)(de)(de)是(shi)機(ji)核式(shi)(shi)(shi)(shi)容(rong)積(ji)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。屬(shu)(shu)于(yu)(yu)(yu)這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)有(you)(you)往復(fu)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、旋轉(zhuan)(zhuan)式(shi)(shi)(shi)(shi)機(ji)械(xie)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(包括旋片式(shi)(shi)(shi)(shi)、螺桿式(shi)(shi)(shi)(shi)、羅茨式(shi)(shi)(shi)(shi)、液(ye)環(huan)式(shi)(shi)(shi)(shi)等(deng))。這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中除機(ji)械(xie)增壓(ya)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)外(wai),一般均(jun)可單(dan)獨使用(yong)。  (2)射(she)(she)流(liu)(liu)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)  沒(mei)有(you)(you)機(ji)械(xie)運(yun)(yun)動部件,主要(yao)(yao)靠(kao)通過(guo)噴(pen)嘴的(de)(de)(de)(de)高(gao)(gao)速射(she)(she)流(liu)(liu)來(lai)抽(chou)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)的(de)(de)(de)(de)是(shi)射(she)(she)流(liu)(liu)式(shi)(shi)(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。屬(shu)(shu)于(yu)(yu)(yu)這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)有(you)(you)水蒸氣噴(pen)射(she)(she)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、空(kong)(kong)(kong)(kong)氣噴(pen)射(she)(she)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、水噴(pen)射(she)(she)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)以(yi)及各種(zhong)擴散(san)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等(deng)。這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)結構(gou)(gou)簡單(dan),工(gong)作(zuo)(zuo)可靠(kao),壽(shou)命長,易于(yu)(yu)(yu)維修,應用(yong)比較(jiao)普遍。  03 各類(lei)(lei)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)工(gong)作(zuo)(zuo)壓(ya)力范圍及特征(zheng)  真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)選(xuan)擇  01 依據和(he)條件  (1)系(xi)統對真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度的(de)(de)(de)(de)要(yao)(yao)求(qiu)(qiu)  根據系(xi)統對真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度的(de)(de)(de)(de)要(yao)(yao)求(qiu)(qiu),選(xuan)擇相應極(ji)...
2019 - 11 - 14
隨(sui)著時(shi)間(jian)的(de)(de)(de)(de)(de)(de)(de)(de)增加,我們(men)(men)已經(jing)討論(lun)了很多關于(yu)水(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)問題(ti),并且有一個(ge)水(shui)環(huan)(huan)(huan)壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji),其功(gong)(gong)能還不(bu)(bu)(bu)錯,但(dan)(dan)是(shi)(shi)(shi)在(zai)它(ta)(ta)們(men)(men)的(de)(de)(de)(de)(de)(de)(de)(de)應用(yong)(yong)(yong)(yong)領(ling)域(yu)中(zhong)存在(zai)一些差(cha)異,這是(shi)(shi)(shi)因(yin)(yin)為這兩(liang)個(ge)設(she)備彼此(ci)不(bu)(bu)(bu)同(tong),讓我們(men)(men)來看(kan)看(kan)不(bu)(bu)(bu)同(tong)。  1、 軸功(gong)(gong)率(lv)(lv)(lv)不(bu)(bu)(bu)同(tong)  與具有相同(tong)功(gong)(gong)率(lv)(lv)(lv)水(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng),壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)有效實際(ji)功(gong)(gong)率(lv)(lv)(lv)通(tong)常大于(yu)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)實際(ji)功(gong)(gong)率(lv)(lv)(lv),并且葉(xie)輪(lun)的(de)(de)(de)(de)(de)(de)(de)(de)圓(yuan)周(zhou)速(su)(su)度(du)通(tong)常根據真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)的(de)(de)(de)(de)(de)(de)(de)(de)要(yao)求來選擇泵(beng)(beng)(beng),以便(bian)用(yong)(yong)(yong)(yong)作(zuo)壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)。屆時(shi),設(she)備將在(zai)效率(lv)(lv)(lv)低下(xia)的(de)(de)(de)(de)(de)(de)(de)(de)區域(yu)中(zhong)運行(xing),所(suo)需的(de)(de)(de)(de)(de)(de)(de)(de)軸功(gong)(gong)率(lv)(lv)(lv)將更(geng)大。通(tong)常,壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)率(lv)(lv)(lv)要(yao)大于(yu)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)率(lv)(lv)(lv)。而且它(ta)(ta)們(men)(men)的(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)縮(suo)(suo)比范圍也(ye)(ye)不(bu)(bu)(bu)同(tong),所(suo)謂(wei)壓(ya)(ya)(ya)(ya)縮(suo)(suo)比是(shi)(shi)(shi)指效率(lv)(lv)(lv)更(geng)高的(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)縮(suo)(suo)比。通(tong)常,真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)縮(suo)(suo)比與壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)縮(suo)(suo)比相同(tong)。  2、葉(xie)輪(lun)的(de)(de)(de)(de)(de)(de)(de)(de)圓(yuan)周(zhou)速(su)(su)度(du)范圍不(bu)(bu)(bu)同(tong)  于(yu)吸(xi)(xi)入(ru)腔和壓(ya)(ya)(ya)(ya)縮(suo)(suo)腔之間(jian)的(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)力(li)差(cha),這是(shi)(shi)(shi)決(jue)定(ding)葉(xie)輪(lun)圓(yuan)周(zhou)速(su)(su)度(du)的(de)(de)(de)(de)(de)(de)(de)(de)主要(yao)因(yin)(yin)素。壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)(xi)入(ru)壓(ya)(ya)(ya)(ya)力(li)是(shi)(shi)(shi)大氣(qi)壓(ya)(ya)(ya)(ya),并且水(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)排(pai)出壓(ya)(ya)(ya)(ya)力(li)通(tong)常是(shi)(shi)(shi)大氣(qi)壓(ya)(ya)(ya)(ya),因(yin)(yin)此(ci)壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)差(cha)大,并且所(suo)需的(de)(de)(de)(de)(de)(de)(de)(de)圓(yuan)周(zhou)速(su)(su)度(du)也(ye)(ye)大。從上面可(ke)以看(kan)出,盡管相同(tong)規格的(de)(de)(de)(de)(de)(de)(de)(de)水(shui)環(huan)(huan)(huan)泵(beng)(beng)(beng)分(fen)(fen)別用(yong)(yong)(yong)(yong)作(zuo)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)和壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji),但(dan)(dan)是(shi)(shi)(shi)當真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)用(yong)(yong)(yong)(yong)作(zuo)壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)時(shi),需要(yao)提高速(su)(su)度(du)。可(ke)以更(geng)好地使(shi)用(yong)(yong)(yong)(yong)。  3、排(pai)氣(qi)孔的(de)(de)(de)(de)(de)(de)(de)(de)尺(chi)(chi)寸是(shi)(shi)(shi)不(bu)(bu)(bu)相同(tong)的(de)(de)(de)(de)(de)(de)(de)(de)  壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)排(pai)氣(qi)孔通(tong)常小(xiao)于(yu)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)。 但(dan)(dan)是(shi)(shi)(shi),根據雙重(zhong)使(shi)用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)原理(li),同(tong)一水(shui)環(huan)(huan)(huan)泵(beng)(beng)(beng)用(yong)(yong)(yong)(yong)作(zuo)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)或壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)。通(tong)常,使(shi)用(yong)(yong)(yong)(yong)相同(tong)的(de)(de)(de)(de)(de)(de)(de)(de)電動機(ji)(ji)(ji)(ji)(ji)。不(bu)(bu)(bu)僅(jin)如(ru)此(ci),排(pai)氣(qi)口的(de)(de)(de)(de)(de)(de)(de)(de)尺(chi)(chi)寸也(ye)(ye)相同(tong)。匹配電動機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)率(lv)(lv)(lv)選擇和氣(qi)水(shui)架的(de)(de)(de)(de)(de)(de)(de)(de)配置將根據它(ta)(ta)們(men)(men)的(de)(de)(de)(de)(de)(de)(de)(de)差(cha)異而有所(suo)不(bu)(bu)(bu)同(tong)。  4、氣(qi)水(shui)分(fen)(fen)離器(qi)的(de)(de)(de)(de)(de)(de)(de)(de)結構不(bu)(bu)(bu)同(tong)。  壓(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)氣(qi)水(shui)分(fen)(fen)離器(qi)的(de)(de)(de)(de)(de)(de)(de)(de)頂部是(shi)(shi)(shi)球(qiu)形的(de)(de)(de)(de)(de)(de)(de)(de)。溢(yi)流管由浮子調節閥控制(zhi)。真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)氣(qi)水(shui)分(fen)(fen)離器(qi)是(shi)(shi)(shi)平...
最(zui)新資(zi)訊 了解(jie)公司(si)的最新(xin)活動及打(da)折促(cu)銷
2019 - 04 - 08
離心泵(beng)有(you)很多不(bu)同(tong)的(de)(de)(de)類(lei)型,對(dui)于不(bu)同(tong)液體(ti)需要選擇不(bu)同(tong)的(de)(de)(de)離心泵(beng),液體(ti)粘(zhan)度不(bu)大、流量(liang)(liang)較(jiao)(jiao)大、揚程不(bu)高時(shi),宜選用(yong)(yong)往(wang)復泵(beng);液體(ti)粘(zhan)度較(jiao)(jiao)大、流量(liang)(liang)較(jiao)(jiao)小、揚程不(bu)高或(huo)(huo)含有(you)氣泡時(shi),可選用(yong)(yong)旋渦泵(beng);液體(ti)粘(zhan)度較(jiao)(jiao)大、流量(liang)(liang)較(jiao)(jiao)小、揚程較(jiao)(jiao)高時(shi),宜選用(yong)(yong)轉子泵(beng)。       理(li)解類(lei)型的(de)(de)(de)選擇是(shi)最基(ji)本的(de)(de)(de),只(zhi)有(you)正確選擇才能使得正常運(yun)(yun)轉,但是(shi)我(wo)們(men)在(zai)使用(yong)(yong)中經常會遇(yu)到(dao)突(tu)然泄(xie)漏(lou)(lou)的(de)(de)(de)問題,這(zhe)又是(shi)哪些原因(yin)(yin)造成的(de)(de)(de)呢?下面就來分析一(yi)(yi)下。    1、抽空、氣蝕或(huo)(huo)較(jiao)(jiao)長(chang)時(shi)間(jian)憋(bie)壓,導(dao)(dao)致密封破壞(huai);    2、對(dui)泵(beng)實際輸(shu)出量(liang)(liang)偏(pian)小,大量(liang)(liang)介質(zhi)泵(beng)內循環,熱(re)量(liang)(liang)積聚,引起(qi)介質(zhi)氣化(hua),導(dao)(dao)致密封失效;    3、回流量(liang)(liang)偏(pian)大,導(dao)(dao)致吸人管側容器(塔、釜、罐、池)底部沉渣泛起(qi),損(sun)壞(huai)密封;    4、對(dui)較(jiao)(jiao)長(chang)時(shi)間(jian)停(ting)(ting)運(yun)(yun),重(zhong)新起(qi)動(dong)時(shi)沒有(you)手動(dong)盤車,摩擦副因(yin)(yin)粘(zhan)連(lian)而扯壞(huai)密封面;    5、介質(zhi)中腐蝕性、聚合性、結膠性物質(zhi)增多;    6、環境溫度急(ji)劇(ju)變化(hua);    7、工(gong)況頻(pin)繁變化(hua)或(huo)(huo)調整;    8、突(tu)然停(ting)(ting)電或(huo)(huo)故障停(ting)(ting)機等。    當遇(yu)到(dao)突(tu)然泄(xie)漏(lou)(lou)的(de)(de)(de)問題,我(wo)們(men)一(yi)(yi)定要正確分析,以采(cai)取對(dui)的(de)(de)(de)措施(shi),以免造成不(bu)要的(de)(de)(de)損(sun)失。
2019 - 10 - 24
水環真空泵一直非常關注粗糙真空的獲得,例如真空過濾,真空水轉移,真空蒸發等。它已廣泛用于工業生產的許多過程中。  為了節約能源,有必要盡可能地節約能源。我們如何使用水環真空泵來節能?  1. 水環真空泵對角安裝,以減小彎頭或蝸殼,使水口面向水池。  2.縮短水環真空泵管道,拆除1米長的鋼管,并在10小時內節省0.21千克柴油。  3.擴大水環真空泵的出口管直徑。例如,將15米長的4米長水管替換為15厘米長的管道,并節省10公斤柴油10小時。  4.如果可以保持進水清潔,則可以卸下水環真空泵過濾器。  5.更換水環真空泵口環,調整軸向間隙,以防止葉輪口環和軸向間隙不合適。使用時,請根據水環