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2019
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22
單級水(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)通常(chang)(chang)用于造(zao)紙廠,以(yi)提(ti)供全(quan)方(fang)位的(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)能力(li)。現代造(zao)紙機(ji)使(shi)用真(zhen)(zhen)(zhen)空(kong)(kong)輔助(zhu)造(zao)紙脫(tuo)水(shui)(shui)(shui)(shui),因(yin)(yin)此(ci)真(zhen)(zhen)(zhen)空(kong)(kong)系(xi)統是(shi)造(zao)紙機(ji)的(de)(de)(de)(de)(de)重要(yao)組成(cheng)(cheng)(cheng)部分。 隨著(zhu)酸性(xing)造(zao)紙向中性(xing)造(zao)紙的(de)(de)(de)(de)(de)發(fa)展,造(zao)紙水(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)結垢(gou)(gou)成(cheng)(cheng)(cheng)為每個造(zao)紙企業經常(chang)(chang)遇(yu)到的(de)(de)(de)(de)(de)問題(ti)。無論是(shi)在南(nan)部還(huan)是(shi)北部形成(cheng)(cheng)(cheng),它都不(bu)(bu)是(shi)立即生成(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de),而是(shi)結的(de)(de)(de)(de)(de)過程(cheng)。氧化皮的(de)(de)(de)(de)(de)生產,其(qi)對(dui)造(zao)紙機(ji)的(de)(de)(de)(de)(de)影(ying)響(xiang)正在逐漸顯(xian)現,因(yin)(yin)此(ci),從一開始就不(bu)(bu)能掉以(yi)輕心,要(yao)始終如一地防止氧化皮的(de)(de)(de)(de)(de)控制(zhi),這(zhe)將具有長期(qi)(qi)的(de)(de)(de)(de)(de)利(li)(li)益。 (1)水(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)結垢(gou)(gou)的(de)(de)(de)(de)(de)原因(yin)(yin): 1.水(shui)(shui)(shui)(shui)質影(ying)響(xiang):高(gao)ph值和高(gao)硬(ying)度(du)。 2.造(zao)紙水(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)增(zeng)白程(cheng)度(du)增(zeng)加,不(bu)(bu)溶物含量(liang)高(gao),并(bing)且垢(gou)(gou)離(li)子積(ji)累。 3.大量(liang)填充物。 4.溫(wen)度(du):水(shui)(shui)(shui)(shui)溫(wen)升(sheng)(sheng)高(gao),冷(leng)卻系(xi)統使(shi)用不(bu)(bu)充分。 5水(shui)(shui)(shui)(shui)循(xun)環(huan)(huan)(huan)系(xi)統沒有定期(qi)(qi)的(de)(de)(de)(de)(de)清(qing)(qing)潔(jie)和維護,這(zhe)將增(zeng)加造(zao)紙水(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)結垢(gou)(gou)的(de)(de)(de)(de)(de)可(ke)能性(xing)。 (2)水(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)對(dui)造(zao)紙的(de)(de)(de)(de)(de)不(bu)(bu)利(li)(li)影(ying)響(xiang) 1.嚴重降低(di)真(zhen)(zhen)(zhen)空(kong)(kong)度(du)和抽氣量(liang)。 2.電動(dong)機(ji)電流上升(sheng)(sheng),導(dao)致(zhi)(zhi)(zhi)功耗增(zeng)加。 3.經常(chang)(chang)導(dao)致(zhi)(zhi)(zhi)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)卡住,難以(yi)啟動(dong),造(zao)紙機(ji)停(ting)止并(bing)且真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)不(bu)(bu)敢停(ting)止。 4.頻繁的(de)(de)(de)(de)(de)酸洗或(huo)手動(dong)拆卸不(bu)(bu)僅會損壞(huai)設(she)備(bei),還(huan)會破壞(huai)設(she)備(bei)的(de)(de)(de)(de)(de)精度(du),導(dao)致(zhi)(zhi)(zhi)形成(cheng)(cheng)(cheng)真(zhen)(zhen)(zhen)空(kong)(kong)或(huo)降低(di)真(zhen)(zhen)(zhen)空(kong)(kong)度(du)。 (3)水(shui)(shui)(shui)(shui)環(huan)(huan)(huan)真(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)解決方(fang)案 長期(qi)(qi)以(yi)來,傳統的(de)(de)(de)(de)(de)清(qing)(qing)潔(jie)方(fang)法(fa)(例如機(ji)械(xie)方(fang)法(fa)(刮擦,刷牙),高(gao)壓水(shui)(shui)(shui)(shui),化學清(qing)(qing)潔(jie)(酸洗)等)在清(qing)(qing)潔(jie)設(she)備(bei)時會遇(yu)到許多(duo)問題(ti):無法(fa)完(wan)全(quan)清(qing)(qing)除(chu)積(ji)垢(gou)(gou),例如水(shui)(shui)(shui)(shui)垢(gou)(gou),酸腐蝕會導(dao)致(zhi)(zhi)(zhi)設(she)備(bei)腐蝕。殘留酸可(ke)能會導(dao)致(zhi)(zhi)(zhi)材(cai)料發(fa)生二次腐蝕或(huo)水(shui)(shui)(shui)(shui)垢(gou)(gou)腐蝕,從而可(ke)能導(dao)致(zhi)(zhi)(zhi)設(she)備(bei)更換。另外(wai),清(qing)(qing)潔(jie)廢液是(shi)有毒...
2019
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11
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04
眾(zhong)所周知,對于各種(zhong)(zhong)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)能(neng),都有(you)規定的(de)(de)(de)(de)(de)(de)(de)測試(shi)方法來測試(shi)該性(xing)(xing)能(neng)的(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)能(neng),主(zhu)要(yao)性(xing)(xing)能(neng)是(shi)極限(xian)壓(ya)力,流(liu)(liu)(liu)量(liang)(liang)(liang)和抽(chou)(chou)速(su)(su)(su)。這次,小編打算討論螺(luo)桿真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)量(liang)(liang)(liang),例如如何控制(zhi)其流(liu)(liu)(liu)量(liang)(liang)(liang),流(liu)(liu)(liu)量(liang)(liang)(liang)不(bu)足的(de)(de)(de)(de)(de)(de)(de)原(yuan)因以(yi)(yi)(yi)及如何消除此(ci)問(wen)題(ti)。相(xiang)信(xin)許多用(yong)(yong)戶(hu)對這些(xie)問(wen)題(ti)感到困惑,不(bu)用(yong)(yong)擔心,請跟隨(sui)螺(luo)桿真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)廠家進行了(le)解(jie)。 首(shou)先,讓我們(men)簡單介(jie)紹一(yi)下真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)主(zhu)要(yao)性(xing)(xing)能(neng)的(de)(de)(de)(de)(de)(de)(de)概念。 1.極限(xian)壓(ya)力。真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)與(yu)(yu)檢測容(rong)器相(xiang)連(lian),放置待測氣(qi)(qi)體后,連(lian)續長(chang)時間抽(chou)(chou)氣(qi)(qi)。當容(rong)器的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)壓(ya)不(bu)再(zai)降低并且壓(ya)力保持在(zai)一(yi)定值時,次級壓(ya)力就是(shi)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)極限(xian)壓(ya)力。 2.流(liu)(liu)(liu)量(liang)(liang)(liang)。在(zai)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)吸(xi)入口(kou)(kou),每單位(wei)時間的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)體流(liu)(liu)(liu)量(liang)(liang)(liang)稱(cheng)為泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)量(liang)(liang)(liang)。在(zai)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)技術中(zhong),流(liu)(liu)(liu)量(liang)(liang)(liang)單位(wei)以(yi)(yi)(yi)壓(ya)力*體積/時間表(biao)(biao)示,即(ji)(ji)Pa.m3/s或Pa.m3/h。通(tong)(tong)(tong)常,泵(beng)(beng)(beng)(beng)會給出流(liu)(liu)(liu)量(liang)(liang)(liang)與(yu)(yu)入口(kou)(kou)壓(ya)力的(de)(de)(de)(de)(de)(de)(de)關系圖。 3.抽(chou)(chou)速(su)(su)(su)。在(zai)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)吸(xi)入口(kou)(kou),每單位(wei)時間流(liu)(liu)(liu)動的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)體量(liang)(liang)(liang)稱(cheng)為泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)抽(chou)(chou)氣(qi)(qi)速(su)(su)(su)率(lv)。即(ji)(ji),通(tong)(tong)(tong)過將流(liu)(liu)(liu)量(liang)(liang)(liang)QA(Pa.m3/s)除以(yi)(yi)(yi)測試(shi)罩中(zhong)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)體A的(de)(de)(de)(de)(de)(de)(de)分壓(ya)pA而獲得(de)氣(qi)(qi)體A的(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)送(song)速(su)(su)(su)度(du)sA(m3/s)。典(dian)型(xing)的(de)(de)(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)抽(chou)(chou)氣(qi)(qi)速(su)(su)(su)率(lv)與(yu)(yu)氣(qi)(qi)體類型(xing)有(you)關。給定的(de)(de)(de)(de)(de)(de)(de)抽(chou)(chou)氣(qi)(qi)速(su)(su)(su)率(lv)表(biao)(biao)示某種(zhong)(zhong)氣(qi)(qi)體的(de)(de)(de)(de)(de)(de)(de)抽(chou)(chou)氣(qi)(qi)速(su)(su)(su)率(lv)。如果沒有(you)特殊指示,則使用(yong)(yong)多指抽(chou)(chou)吸(xi)。 正確(que)控制(zhi)螺(luo)桿真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)流(liu)(liu)(liu)量(liang)(liang)(liang)不(bu)僅(jin)可以(yi)(yi)(yi)為設備提(ti)供良好(hao)的(de)(de)(de)(de)(de)(de)(de)保護,還可以(yi)(yi)(yi)提(ti)高(gao)使用(yong)(yong)率(lv)。那么,該怎么做呢? 1,速(su)(su)(su)度(du)控制(zhi) 葉輪(lun)速(su)(su)(su)度(du)的(de)(de)(de)(de)(de)(de)(de)變(bian)化(hua)會改變(bian)螺(luo)桿真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)量(liang)(liang)(liang)曲(qu)線,并且曲(qu)線的(de)(de)(de)(de)(de)(de)(de)特性(xing)(xing)不(bu)會改變(bian)。隨(sui)著(zhu)速(su)(su)(su)度(du)降低,曲(qu)線變(bian)平,揚程和流(liu)(liu)(liu)速(su)(su)(su)降低。 2,旁通(tong)(tong)(tong)閥調整 使用(yong)(yong)與(yu)(yu)泵(beng)(beng)(beng)(beng)并聯的(de)(de)(de)(de)(de)(de)(de)中(zhong)間閥。實際(ji)效果就...
2019
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11
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06
在(zai)水(shui)(shui)(shui)環(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)正(zheng)常(chang)使用(yong)中,它(ta)要達(da)到正(zheng)常(chang)的(de)(de)(de)吸(xi)水(shui)(shui)(shui)和(he)排(pai)水(shui)(shui)(shui)工(gong)(gong)作(zuo),并(bing)(bing)(bing)且(qie)還需(xu)要更(geng)(geng)好的(de)(de)(de)吸(xi)力(li),否則會(hui)影響其吸(xi)水(shui)(shui)(shui)效果。然后,我(wo)們需(xu)要解決(jue)(jue)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)不(bu)(bu)能吸(xi)水(shui)(shui)(shui)的(de)(de)(de)現象,以(yi)免造(zao)成更(geng)(geng)大的(de)(de)(de)經濟損失。因(yin)此(ci),讓我(wo)們分析一(yi)下水(shui)(shui)(shui)環(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)不(bu)(bu)能吸(xi)水(shui)(shui)(shui)的(de)(de)(de)原(yuan)因(yin)。 1、在(zai)安裝(zhuang)過(guo)程中水(shui)(shui)(shui)環(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)入(ru)口(kou)(kou)和(he)出口(kou)(kou)方(fang)(fang)(fang)向(xiang)(xiang)相反或電動機接線(xian)不(bu)(bu)正(zheng)確(que)(que),從而(er)導(dao)致旋轉不(bu)(bu)正(zheng)確(que)(que)。解決(jue)(jue)方(fang)(fang)(fang)案:沿(yan)入(ru)口(kou)(kou)和(he)出口(kou)(kou)的(de)(de)(de)方(fang)(fang)(fang)向(xiang)(xiang)更(geng)(geng)改電動機的(de)(de)(de)方(fang)(fang)(fang)向(xiang)(xiang)。請勿更(geng)(geng)改兩條電線(xian)中的(de)(de)(de)任何(he)一(yi)條以(yi)改變旋轉方(fang)(fang)(fang)向(xiang)(xiang)。 2、底(di)部閥生銹,進水(shui)(shui)(shui)口(kou)(kou)或葉(xie)輪(lun)通(tong)道(dao)被堵塞。解決(jue)(jue)方(fang)(fang)(fang)案:修(xiu)理底(di)閥,清(qing)除內部雜物,然后在(zai)進水(shui)(shui)(shui)口(kou)(kou)添(tian)加一(yi)個攔(lan)污柵。 3、 水(shui)(shui)(shui)環(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)入(ru)口(kou)(kou)管(guan)過(guo)長,吸(xi)入(ru)沖(chong)程過(guo)大。解決(jue)(jue)方(fang)(fang)(fang)案:降低泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)安裝(zhuang)高度(du),或減(jian)少吸(xi)水(shui)(shui)(shui)管(guan)路(lu)上的(de)(de)(de)彎頭閥并(bing)(bing)(bing)縮(suo)短(duan)管(guan)道(dao)的(de)(de)(de)長度(du)。 4、葉(xie)輪(lun)嚴(yan)重(zhong)損壞,并(bing)(bing)(bing)且(qie)減(jian)漏環(huan)間隙很大。解決(jue)(jue)方(fang)(fang)(fang)案:更(geng)(geng)換葉(xie)輪(lun)和(he)減(jian)漏環(huan)。 5、實際工(gong)(gong)作(zuo)條件所(suo)需(xu)的(de)(de)(de)壓(ya)頭太高,而(er)工(gong)(gong)作(zuo)條件低的(de)(de)(de)壓(ya)頭。解決(jue)(jue)方(fang)(fang)(fang)案:用(yong)更(geng)(geng)高的(de)(de)(de)揚程更(geng)(geng)換泵(beng)(beng)(beng)(beng)(beng)。 6、 吸(xi)水(shui)(shui)(shui)管(guan)路(lu)或密(mi)封裝(zhuang)置嚴(yan)重(zhong)泄(xie)漏。解決(jue)(jue)方(fang)(fang)(fang)案:阻塞或修(xiu)復泄(xie)漏,按(an)或更(geng)(geng)換密(mi)封件。 以(yi)上是水(shui)(shui)(shui)環(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)原(yuan)因(yin)和(he)解決(jue)(jue)方(fang)(fang)(fang)案的(de)(de)(de)詳(xiang)細(xi)說明。相信(xin)它(ta)可以(yi)幫助(zhu)您(nin)及(ji)時有效地解決(jue)(jue)此(ci)類(lei)故障(zhang),并(bing)(bing)(bing)確(que)(que)保水(shui)(shui)(shui)環(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)設備可以(yi)長期有效地工(gong)(gong)作(zuo)。這種(zhong)泵(beng)(beng)(beng)(beng)(beng)設備的(de)(de)(de)壓(ya)縮(suo)氣體溫度(du)非常(chang)低,排(pai)氣溫度(du)僅(jin)比(bi)進氣溫度(du)高10?15°C。由于此(ci)功能,它(ta)適用(yong)于水(shui)(shui)(shui)環(huan)泵(beng)(beng)(beng)(beng)(beng)送(song)易燃(ran)易爆氣體,并(bing)(bing)(bing)且(qie)現在(zai)已經發展得很好。
2019
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11
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08
羅(luo)茨(ci)(ci)真(zhen)(zhen)(zhen)(zhen)空泵(beng)(beng)長時(shi)間使用后,會發(fa)(fa)生(sheng)不同(tong)的(de)(de)(de)故(gu)障。一(yi)旦(dan)發(fa)(fa)生(sheng)故(gu)障,我(wo)們需(xu)要(yao)及時(shi)解(jie)決,以防(fang)止(zhi)進一(yi)步的(de)(de)(de)惡化和(he)更多的(de)(de)(de)麻煩。氣(qi)(qi)蝕現象對(dui)真(zhen)(zhen)(zhen)(zhen)空泵(beng)(beng)有(you)一(yi)定的(de)(de)(de)影(ying)響(xiang)。對(dui)于(yu)氣(qi)(qi)蝕現象,讓我(wo)們教您解(jie)決方案(an): 1、降低(di)設備的(de)(de)(de)工(gong)作(zuo)流體(ti)溫度(du)以防(fang)止(zhi)氣(qi)(qi)蝕。 2、降低(di)進氣(qi)(qi)溫度(du)可(ke)(ke)以間接(jie)降低(di)水循環(huan)液的(de)(de)(de)溫度(du),防(fang)止(zhi)發(fa)(fa)生(sheng)氣(qi)(qi)蝕,還可(ke)(ke)以提高(gao)物料的(de)(de)(de)干燥速度(du)并(bing)提高(gao)設備的(de)(de)(de)利用率。 3、在(zai)羅(luo)茨(ci)(ci)真(zhen)(zhen)(zhen)(zhen)空泵(beng)(beng)中(zhong)發(fa)(fa)生(sheng)氣(qi)(qi)蝕時(shi),主要(yao)損壞是(shi)(shi)氣(qi)(qi)泡破(po)裂時(shi)葉輪和(he)泵(beng)(beng)殼表面的(de)(de)(de)點蝕。 4、由于(yu)羅(luo)茨(ci)(ci)真(zhen)(zhen)(zhen)(zhen)空泵(beng)(beng)氣(qi)(qi)蝕的(de)(de)(de)原(yuan)因(yin),眾所周知,可(ke)(ke)以更換(huan)具有(you)低(di)飽和(he)蒸(zheng)氣(qi)(qi)壓(ya)的(de)(de)(de)工(gong)作(zuo)流體(ti)(要(yao)求工(gong)作(zuo)流體(ti)具有(you)良(liang)好(hao)的(de)(de)(de)流動性(xing)以及與泵(beng)(beng)送(song)氣(qi)(qi)體(ti)的(de)(de)(de)良(liang)好(hao)相容性(xing)),以減(jian)少氣(qi)(qi)蝕和(he)增加(jia)真(zhen)(zhen)(zhen)(zhen)空度(du)。這樣做的(de)(de)(de)缺(que)點之一(yi)是(shi)(shi)工(gong)作(zuo)流體(ti)的(de)(de)(de)后處(chu)理問題,因(yin)此(ci)很少使用更換(huan)工(gong)作(zuo)流體(ti)的(de)(de)(de)做法。 以上(shang)是(shi)(shi)羅(luo)茨(ci)(ci)真(zhen)(zhen)(zhen)(zhen)空泵(beng)(beng)氣(qi)(qi)蝕解(jie)決方案(an)的(de)(de)(de)介紹。如(ru)(ru)果將來(lai)在(zai)使用機器(qi)的(de)(de)(de)過程(cheng)中(zhong)出現氣(qi)(qi)穴(xue)現象,可(ke)(ke)以參(can)考(kao)本文中(zhong)描述的(de)(de)(de)方法進行處(chu)理。注意正確的(de)(de)(de)操(cao)作(zuo)過程(cheng)。如(ru)(ru)果您自己無法解(jie)決問題,則需(xu)要(yao)找到(dao)專業人員來(lai)及時(shi)處(chu)理。希(xi)望對(dui)您有(you)所幫助。
2019
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為(wei)化工(gong)(gong)(gong)與(yu)制(zhi)藥工(gong)(gong)(gong)藝應用(yong)(yong)選擇合適(shi)的(de)(de)(de)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)技(ji)術往往并非易事。首先,真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)系(xi)統(tong)必須(xu)在(zai)(zai)(zai)(zai)工(gong)(gong)(gong)作(zuo)(zuo)(zuo)壓(ya)力下提供所需泵(beng)(beng)(beng)速(su),確保所需抽真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)時(shi)(shi)間。其次,它不能對工(gong)(gong)(gong)藝氣體(ti)(ti)敏感(gan),在(zai)(zai)(zai)(zai)用(yong)(yong)于(yu) CIP(在(zai)(zai)(zai)(zai)位清(qing)(qing)洗(xi))清(qing)(qing)洗(xi)和氣體(ti)(ti)回收(shou)時(shi)(shi)必須(xu)滿(man)足(zu)所有要(yao)(yao)求。此(ci)外,在(zai)(zai)(zai)(zai)確定要(yao)(yao)使用(yong)(yong)哪種(zhong)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)技(ji)術時(shi)(shi),穩定性和經(jing)濟效率也起著重要(yao)(yao)作(zuo)(zuo)(zuo)用(yong)(yong)。 在(zai)(zai)(zai)(zai)本文中(zhong),我(wo)們將(jiang)講(jiang)述化工(gong)(gong)(gong)與(yu)制(zhi)藥加工(gong)(gong)(gong)技(ji)術中(zhong)最常用(yong)(yong)的(de)(de)(de)三(san)種(zhong)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)技(ji)術。 水(shui)環(huan)(huan)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng), 干式螺桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng), 油(you)潤滑旋(xuan)(xuan)片真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)。 水(shui)環(huan)(huan)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng) 水(shui)環(huan)(huan)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)適(shi)用(yong)(yong)于(yu)多(duo)種(zhong)應用(yong)(yong)。它們屬于(yu)旋(xuan)(xuan)轉(zhuan)正(zheng)排(pai)量(liang)泵(beng)(beng)(beng),葉輪(lun)偏心放置在(zai)(zai)(zai)(zai)圓柱(zhu)形外殼中(zhong)(圖 2)。一般用(yong)(yong)水(shui)充當工(gong)(gong)(gong)作(zuo)(zuo)(zuo)液。葉輪(lun)旋(xuan)(xuan)轉(zhuan)時(shi)(shi),會(hui)在(zai)(zai)(zai)(zai)密封各葉片空(kong)(kong)(kong)(kong)(kong)(kong)(kong)間的(de)(de)(de)外殼內形成水(shui)環(huan)(huan)。氣體(ti)(ti)在(zai)(zai)(zai)(zai)中(zhong)心、各葉片和液體(ti)(ti)環(huan)(huan)間形成的(de)(de)(de)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)間中(zhong)輸(shu)送。由于(yu)葉輪(lun)安裝(zhuang)于(yu)偏心位置,這(zhe)部分空(kong)(kong)(kong)(kong)(kong)(kong)(kong)間的(de)(de)(de)體(ti)(ti)積會(hui)增(zeng)大,從而經(jing)進氣口吸(xi)入介(jie)質(zhi)。當葉輪(lun)繼續(xu)旋(xuan)(xuan)轉(zhuan)時(shi)(shi),空(kong)(kong)(kong)(kong)(kong)(kong)(kong)間體(ti)(ti)積減少,氣體(ti)(ti)介(jie)質(zhi)被壓(ya)縮(suo),然后通過(guo)排(pai)氣口被再(zai)次排(pai)出。水(shui)環(huan)(huan)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)既可(ke)作(zuo)(zuo)(zuo)為(wei)單一的(de)(de)(de)連續(xu)流系(xi)統(tong)運(yun)行,也可(ke)作(zuo)(zuo)(zuo)為(wei)部分或(huo)全循環(huan)(huan)系(xi)統(tong)運(yun)行。 多(duo)年來,經(jing)實(shi)踐證(zheng)明,這(zhe)些(xie)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)在(zai)(zai)(zai)(zai)化學工(gong)(gong)(gong)藝中(zhong)是(shi)堅固(gu)耐用(yong)(yong)、質(zhi)量(liang)可(ke)靠(kao)的(de)(de)(de)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)發生器。壓(ya)縮(suo)室內的(de)(de)(de)工(gong)(gong)(gong)作(zuo)(zuo)(zuo)液不斷耗散壓(ya)縮(suo)熱,因(yin)此(ci)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)運(yun)行幾(ji)乎是(shi)等溫(wen)的(de)(de)(de)。這(zhe)意味(wei)著工(gong)(gong)(gong)藝氣體(ti)(ti)不會(hui)明顯(xian)升溫(wen),真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)在(zai)(zai)(zai)(zai)相對較低(di)(di)的(de)(de)(de)溫(wen)度下運(yun)行。這(zhe)將(jiang)顯(xian)著降(jiang)低(di)(di)不必要(yao)(yao)的(de)(de)(de)反應或(huo)爆炸的(de)(de)(de)風險。低(di)(di)工(gong)(gong)(gong)作(zuo)(zuo)(zuo)溫(wen)度還(huan)有利于(yu)蒸汽和氣體(ti)(ti)的(de)(de)(de)冷凝,提升真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)額定泵(beng)(beng)(beng)速(su)。 一般用(yong)(yong)水(shui)來作(zuo)(zuo)(zuo)為(wei)水(shui)環(huan)(huan)。在(zai)(zai)(zai)(zai)實(shi)際應用(yong)(yong)中(zhong),還(huan)經(jing)常使用(yong)(yong)乙二醇(chun)、礦物油(you)或(huo)有機(ji)溶劑。真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)極...
2019
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真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)分(fen)類(lei)(lei) 01 按(an)性能特點(dian)和用途分(fen)類(lei)(lei) (1)低真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(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)的(de)(de)(de)(de)極(ji)限(xian)(xian)壓(ya)(ya)力(li)高(gao)(gao)(gao)于(yu)102Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)低真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。常見(jian)(jian)的(de)(de)(de)(de)低真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)有(you)(you)往(wang)復式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、旋轉(zhuan)(zhuan)式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、液環(huan)式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、噴(pen)射(she)式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)以(yi)及(ji)(ji)(ji)吸(xi)附式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。 (2)中(zhong)(zhong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng) 極(ji)限(xian)(xian)壓(ya)(ya)力(li)在(zai)102~-10-1Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)中(zhong)(zhong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。常見(jian)(jian)的(de)(de)(de)(de)有(you)(you)羅茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、多級噴(pen)射(she)式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、多級旋轉(zhuan)(zhuan)機(ji)(ji)械(xie)(xie)(xie)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)以(yi)及(ji)(ji)(ji)高(gao)(gao)(gao)速旋轉(zhuan)(zhuan)式(shi)機(ji)(ji)械(xie)(xie)(xie)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等。 (3)高(gao)(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng) 極(ji)限(xian)(xian)壓(ya)(ya)力(li)在(zai)10-1~10-5Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)高(gao)(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。常見(jian)(jian)的(de)(de)(de)(de)高(gao)(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(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)及(ji)(ji)(ji)分(fen)子(zi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等。 (4)超(chao)高(gao)(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng) 極(ji)限(xian)(xian)壓(ya)(ya)力(li)低于(yu)10-5Pa的(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)屬(shu)(shu)于(yu)超(chao)高(gao)(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。超(chao)高(gao)(gao)(gao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)主(zhu)要(yao)(yao)(yao)有(you)(you)各種(zhong)離子(zi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、低溫泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等。 02 按(an)工作(zuo)原(yuan)理和結構(gou)特點(dian)分(fen)類(lei)(lei) (1)機(ji)(ji)械(xie)(xie)(xie)式(shi)容積(ji)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng) 靠機(ji)(ji)械(xie)(xie)(xie)運(yun)動(dong)使泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)腔工作(zuo)容積(ji)周期變(bian)化來(lai)實現抽氣作(zuo)用的(de)(de)(de)(de)是機(ji)(ji)核(he)式(shi)容積(ji)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。屬(shu)(shu)于(yu)這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)有(you)(you)往(wang)復式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、旋轉(zhuan)(zhuan)式(shi)機(ji)(ji)械(xie)(xie)(xie)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(包括旋片式(shi)、螺桿式(shi)、羅茨(ci)式(shi)、液環(huan)式(shi)等)。這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)除機(ji)(ji)械(xie)(xie)(xie)增壓(ya)(ya)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)外,一般(ban)均(jun)可單獨使用。 (2)射(she)流式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng) 沒有(you)(you)機(ji)(ji)械(xie)(xie)(xie)運(yun)動(dong)部(bu)件(jian),主(zhu)要(yao)(yao)(yao)靠通過噴(pen)嘴(zui)的(de)(de)(de)(de)高(gao)(gao)(gao)速射(she)流來(lai)抽真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)的(de)(de)(de)(de)是射(she)流式(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。屬(shu)(shu)于(yu)這(zhe)類(lei)(lei)泵(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)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、空(kong)(kong)(kong)(kong)氣噴(pen)射(she)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、水噴(pen)射(she)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)以(yi)及(ji)(ji)(ji)各種(zhong)擴散(san)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等。這(zhe)類(lei)(lei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)結構(gou)簡單,工作(zuo)可靠,壽命(ming)長,易于(yu)維修(xiu),應用比較普遍。 03 各類(lei)(lei)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)工作(zuo)壓(ya)(ya)力(li)范圍(wei)及(ji)(ji)(ji)特征 真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)選擇 01 依(yi)據和條件(jian) (1)系(xi)統(tong)對(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度(du)的(de)(de)(de)(de)要(yao)(yao)(yao)求 根據系(xi)統(tong)對(dui)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度(du)的(de)(de)(de)(de)要(yao)(yao)(yao)求,選擇相應極(ji)...
2019
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11
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14
隨著時(shi)間的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)增加,我(wo)們(men)已經討(tao)論了(le)很多關于水(shui)(shui)(shui)環真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)問(wen)題,并(bing)且有一個水(shui)(shui)(shui)環壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji),其功(gong)(gong)(gong)能還不(bu)(bu)(bu)錯,但(dan)是(shi)(shi)(shi)(shi)在它們(men)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)應(ying)用(yong)領域中(zhong)存在一些差(cha)異(yi),這是(shi)(shi)(shi)(shi)因(yin)(yin)為(wei)這兩個設備彼此(ci)不(bu)(bu)(bu)同(tong),讓(rang)我(wo)們(men)來看(kan)看(kan)不(bu)(bu)(bu)同(tong)。 1、 軸功(gong)(gong)(gong)率(lv)(lv)(lv)不(bu)(bu)(bu)同(tong) 與具有相(xiang)(xiang)(xiang)同(tong)功(gong)(gong)(gong)率(lv)(lv)(lv)水(shui)(shui)(shui)環真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng),壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)有效實(shi)際功(gong)(gong)(gong)率(lv)(lv)(lv)通(tong)(tong)常(chang)(chang)(chang)(chang)大(da)(da)(da)于真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)實(shi)際功(gong)(gong)(gong)率(lv)(lv)(lv),并(bing)且葉輪的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)圓周(zhou)速度(du)(du)通(tong)(tong)常(chang)(chang)(chang)(chang)根據(ju)真空(kong)(kong)(kong)(kong)(kong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)(yao)求來選擇泵(beng)(beng),以便用(yong)作壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)。屆時(shi),設備將(jiang)在效率(lv)(lv)(lv)低下(xia)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)區域中(zhong)運行,所需(xu)(xu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)軸功(gong)(gong)(gong)率(lv)(lv)(lv)將(jiang)更(geng)大(da)(da)(da)。通(tong)(tong)常(chang)(chang)(chang)(chang),壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)要(yao)(yao)大(da)(da)(da)于真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)。而且它們(men)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)比(bi)范(fan)圍也不(bu)(bu)(bu)同(tong),所謂壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)比(bi)是(shi)(shi)(shi)(shi)指效率(lv)(lv)(lv)更(geng)高(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)比(bi)。通(tong)(tong)常(chang)(chang)(chang)(chang),真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)比(bi)與壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)比(bi)相(xiang)(xiang)(xiang)同(tong)。 2、葉輪的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)圓周(zhou)速度(du)(du)范(fan)圍不(bu)(bu)(bu)同(tong) 于吸(xi)入(ru)腔和(he)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)腔之間的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)力差(cha),這是(shi)(shi)(shi)(shi)決定(ding)葉輪圓周(zhou)速度(du)(du)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)主(zhu)要(yao)(yao)因(yin)(yin)素。壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)入(ru)壓(ya)(ya)(ya)(ya)(ya)力是(shi)(shi)(shi)(shi)大(da)(da)(da)氣(qi)(qi)壓(ya)(ya)(ya)(ya)(ya),并(bing)且水(shui)(shui)(shui)環真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)排(pai)出(chu)壓(ya)(ya)(ya)(ya)(ya)力通(tong)(tong)常(chang)(chang)(chang)(chang)是(shi)(shi)(shi)(shi)大(da)(da)(da)氣(qi)(qi)壓(ya)(ya)(ya)(ya)(ya),因(yin)(yin)此(ci)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)差(cha)大(da)(da)(da),并(bing)且所需(xu)(xu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)圓周(zhou)速度(du)(du)也大(da)(da)(da)。從上面可以看(kan)出(chu),盡管相(xiang)(xiang)(xiang)同(tong)規(gui)格(ge)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)(shui)環泵(beng)(beng)分(fen)(fen)別用(yong)作真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)和(he)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji),但(dan)是(shi)(shi)(shi)(shi)當(dang)真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)用(yong)作壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)時(shi),需(xu)(xu)要(yao)(yao)提(ti)高(gao)速度(du)(du)。可以更(geng)好地使用(yong)。 3、排(pai)氣(qi)(qi)孔的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)尺(chi)寸(cun)是(shi)(shi)(shi)(shi)不(bu)(bu)(bu)相(xiang)(xiang)(xiang)同(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de) 壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)排(pai)氣(qi)(qi)孔通(tong)(tong)常(chang)(chang)(chang)(chang)小于真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)。 但(dan)是(shi)(shi)(shi)(shi),根據(ju)雙重使用(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)原(yuan)理,同(tong)一水(shui)(shui)(shui)環泵(beng)(beng)用(yong)作真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)或壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)。通(tong)(tong)常(chang)(chang)(chang)(chang),使用(yong)相(xiang)(xiang)(xiang)同(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電動(dong)機(ji)(ji)。不(bu)(bu)(bu)僅如此(ci),排(pai)氣(qi)(qi)口的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)尺(chi)寸(cun)也相(xiang)(xiang)(xiang)同(tong)。匹(pi)配電動(dong)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)選擇和(he)氣(qi)(qi)水(shui)(shui)(shui)架的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)配置將(jiang)根據(ju)它們(men)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)差(cha)異(yi)而有所不(bu)(bu)(bu)同(tong)。 4、氣(qi)(qi)水(shui)(shui)(shui)分(fen)(fen)離器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)結構不(bu)(bu)(bu)同(tong)。 壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)水(shui)(shui)(shui)分(fen)(fen)離器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)頂(ding)部(bu)是(shi)(shi)(shi)(shi)球形的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。溢(yi)流管由浮子調節閥控制(zhi)。真空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)水(shui)(shui)(shui)分(fen)(fen)離器(qi)(qi)是(shi)(shi)(shi)(shi)平...
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了解公司(si)的(de)最新活動及打折促(cu)銷
2019
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04
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08
離心泵(beng)(beng)(beng)有(you)很多(duo)不(bu)(bu)同(tong)的類(lei)型(xing),對(dui)于(yu)不(bu)(bu)同(tong)液(ye)(ye)體需要(yao)選(xuan)(xuan)擇(ze)不(bu)(bu)同(tong)的離心泵(beng)(beng)(beng),液(ye)(ye)體粘(zhan)度不(bu)(bu)大、流(liu)量(liang)(liang)(liang)較(jiao)大、揚程不(bu)(bu)高時,宜選(xuan)(xuan)用(yong)(yong)往復泵(beng)(beng)(beng);液(ye)(ye)體粘(zhan)度較(jiao)大、流(liu)量(liang)(liang)(liang)較(jiao)小(xiao)、揚程不(bu)(bu)高或(huo)含有(you)氣泡時,可選(xuan)(xuan)用(yong)(yong)旋渦泵(beng)(beng)(beng);液(ye)(ye)體粘(zhan)度較(jiao)大、流(liu)量(liang)(liang)(liang)較(jiao)小(xiao)、揚程較(jiao)高時,宜選(xuan)(xuan)用(yong)(yong)轉(zhuan)子泵(beng)(beng)(beng)。 理解類(lei)型(xing)的選(xuan)(xuan)擇(ze)是最基本(ben)的,只有(you)正確選(xuan)(xuan)擇(ze)才能使得正常運轉(zhuan),但(dan)是我(wo)們在使用(yong)(yong)中經常會遇到突然泄漏(lou)的問(wen)題(ti),這(zhe)又是哪(na)些原因造成的呢?下面就來分(fen)析一下。 1、抽空、氣蝕(shi)或(huo)較(jiao)長(chang)時間(jian)(jian)憋壓,導(dao)致(zhi)密封(feng)破壞(huai); 2、對(dui)泵(beng)(beng)(beng)實際輸(shu)出量(liang)(liang)(liang)偏(pian)小(xiao),大量(liang)(liang)(liang)介質泵(beng)(beng)(beng)內(nei)循環,熱量(liang)(liang)(liang)積聚,引起介質氣化,導(dao)致(zhi)密封(feng)失(shi)(shi)效(xiao); 3、回流(liu)量(liang)(liang)(liang)偏(pian)大,導(dao)致(zhi)吸人管側容(rong)器(塔、釜(fu)、罐、池)底部沉渣泛起,損(sun)壞(huai)密封(feng); 4、對(dui)較(jiao)長(chang)時間(jian)(jian)停(ting)運,重新起動(dong)時沒有(you)手(shou)動(dong)盤(pan)車,摩擦(ca)副因粘(zhan)連而(er)扯壞(huai)密封(feng)面; 5、介質中腐蝕(shi)性(xing)(xing)、聚合性(xing)(xing)、結膠性(xing)(xing)物質增多(duo); 6、環境溫度急(ji)劇(ju)變(bian)化; 7、工況頻繁變(bian)化或(huo)調整; 8、突然停(ting)電或(huo)故(gu)障停(ting)機等(deng)。 當遇到突然泄漏(lou)的問(wen)題(ti),我(wo)們一定要(yao)正確分(fen)析,以采(cai)取對(dui)的措施,以免造成不(bu)(bu)要(yao)的損(sun)失(shi)(shi)。
2019
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10
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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,請根據水環真?