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2021
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07
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27
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了(le)解公司的(de)最新活(huo)動及打折促(cu)銷
2019
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07
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15
在傳(chuan)統的(de)單(dan)張(zhang)(zhang)(zhang)紙(zhi)膠印機(ji)(ji)(ji)中,紙(zhi)張(zhang)(zhang)(zhang)處理過(guo)(guo)程中始終需(xu)要真(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)和(he)(he)(he)過(guo)(guo)壓(ya).在給紙(zhi)裝(zhuang)置中用(yong)(yong)(yong)于分離紙(zhi)張(zhang)(zhang)(zhang),將單(dan)個紙(zhi)張(zhang)(zhang)(zhang)輸送到(dao)不(bu)同的(de)顏(yan)色集料裝(zhuang)置或(huo)引(yin)導紙(zhi)張(zhang)(zhang)(zhang)通過(guo)(guo)印刷(shua)機(ji)(ji)(ji)。所(suo)有(you)這些(xie)應用(yong)(yong)(yong)在不(bu)同的(de)壓(ya)力時都需(xu)要不(bu)同的(de)空(kong)(kong)(kong)氣量。印刷(shua)機(ji)(ji)(ji)的(de)紙(zhi)張(zhang)(zhang)(zhang)使用(yong)(yong)(yong)排起可進行(xing)分離,對齊及(ji)分送等作業。如(ru)(ru)果(guo)有(you)兩三臺印刷(shua)機(ji)(ji)(ji),建議配(pei)個真(zhen)(zhen)空(kong)(kong)(kong)系(xi)統。兩臺以下,就配(pei)真(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)就行(xing)了。印刷(shua)機(ji)(ji)(ji)選用(yong)(yong)(yong)真(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)一(yi)般是(shi)無(wu)油(you)泵(beng)(beng),常用(yong)(yong)(yong)最多(duo)是(shi):干式螺桿真(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)、有(you)些(xie)工(gong)藝(yi)不(bu)同也(ye)(ye)有(you)選用(yong)(yong)(yong)油(you)式旋片泵(beng)(beng),干泵(beng)(beng)耗材比(bi)較少、日(ri)常維護(hu)保養比(bi)較方便。如(ru)(ru)選用(yong)(yong)(yong)真(zhen)(zhen)空(kong)(kong)(kong)系(xi)統比(bi)較節能(neng),也(ye)(ye)減少日(ri)后的(de)配(pei)件維護(hu)費。并且真(zhen)(zhen)空(kong)(kong)(kong)系(xi)統沒放車間,夏(xia)天不(bu)會過(guo)(guo)熱,增加空(kong)(kong)(kong)調(diao)的(de)功(gong)率,節省資源。也(ye)(ye)不(bu)會給車間產生噪音。真(zhen)(zhen)空(kong)(kong)(kong)與(yu)壓(ya)力廣(guang)泛應用(yong)(yong)(yong)于印后設備(bei)。例如(ru)(ru),側流(liu)式鼓(gu)風機(ji)(ji)(ji)用(yong)(yong)(yong)于折疊和(he)(he)(he)切割機(ji)(ji)(ji);真(zhen)(zhen)空(kong)(kong)(kong)壓(ya)力復合泵(beng)(beng)和(he)(he)(he)真(zhen)(zhen)空(kong)(kong)(kong)泵(beng)(beng)與(yu)壓(ya)縮機(ji)(ji)(ji)用(yong)(yong)(yong)于配(pei)頁(ye)和(he)(he)(he)書籍裝(zhuang)訂(ding)機(ji)(ji)(ji);以及(ji)離心風機(ji)(ji)(ji)用(yong)(yong)(yong)于清除廢紙(zhi)等。
2019
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07
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18
真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)干(gan)燥(zao)箱中(zhong)(zhong)(zhong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)維(wei)護和保(bao)養1.始(shi)終檢(jian)查(cha)油(you)(you)(you)位(wei)(wei)的(de)(de)(de)位(wei)(wei)置。如(ru)(ru)果不符(fu)合要求,必(bi)須(xu)進行(xing)(xing)(xing)調(diao)整以滿足要求。使(shi)(shi)用(yong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)運(yun)行(xing)(xing)(xing)時(shi),油(you)(you)(you)位(wei)(wei)處于(yu)(yu)油(you)(you)(you)標準的(de)(de)(de)中(zhong)(zhong)(zhong)心。2.務必(bi)檢(jian)查(cha)油(you)(you)(you)品質(zhi)量,發現應(ying)(ying)及(ji)時(shi)更(geng)換(huan)(huan)新油(you)(you)(you),以確保(bao)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)工作正常(chang)(chang)(chang)。3.根(gen)據實際使(shi)(shi)用(yong)條件考慮換(huan)(huan)油(you)(you)(you)周(zhou)期(qi),以及(ji)是(shi)否可以滿足性(xing)能(neng)要求,由(you)用(yong)戶自行(xing)(xing)(xing)決定。通常(chang)(chang)(chang),當(dang)使(shi)(shi)用(yong)新的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)去(qu)除干(gan)凈和干(gan)燥(zao)的(de)(de)(de)氣(qi)體(ti)時(shi),建議每100小(xiao)時(shi)更(geng)換(huan)(huan)一(yi)(yi)次油(you)(you)(you)。在油(you)(you)(you)中(zhong)(zhong)(zhong)看(kan)(kan)不到(dao)黑色金(jin)屬粉末后(hou)(hou),將來可以延長換(huan)(huan)油(you)(you)(you)周(zhou)期(qi)。4.正常(chang)(chang)(chang)情況下,操(cao)作2000小(xiao)時(shi)后(hou)(hou)應(ying)(ying)檢(jian)查(cha)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng),檢(jian)查(cha)硅膠(jiao)密封圈的(de)(de)(de)老化(hua)程(cheng)度(du),檢(jian)查(cha)排氣(qi)閥是(shi)否破裂(lie),并清(qing)洗(xi)閥板和排氣(qi)閥座(zuo)上的(de)(de)(de)污垢。清(qing)潔(jie)(jie)整個真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)室的(de)(de)(de)部件,如(ru)(ru)轉子(zi),旋轉葉片,彈簧等。通常(chang)(chang)(chang)用(yong)汽(qi)油(you)(you)(you)清(qing)洗(xi)干(gan)燥(zao)。清(qing)潔(jie)(jie)橡(xiang)膠(jiao)部件后(hou)(hou),用(yong)干(gan)布擦干(gan)。清(qing)潔(jie)(jie)和組(zu)裝(zhuang)時(shi)應(ying)(ying)小(xiao)心。5.有(you)條不紊地清(qing)潔(jie)(jie)管(guan)子(zi),確保(bao)管(guan)道暢通無阻。6.重新組(zu)裝(zhuang)后(hou)(hou),應(ying)(ying)進行(xing)(xing)(xing)測(ce)試。一(yi)(yi)般(ban)來說,它(ta)必(bi)須(xu)運(yun)行(xing)(xing)(xing)2小(xiao)時(shi),換(huan)(huan)油(you)(you)(you)兩次。由(you)于(yu)(yu)清(qing)洗(xi)過程(cheng)中(zhong)(zhong)(zhong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)(zhong)存在一(yi)(yi)定量的(de)(de)(de)揮發性(xing)物質(zhi),操(cao)作正常(chang)(chang)(chang)后(hou)(hou)將進入(ru)正常(chang)(chang)(chang)運(yun)行(xing)(xing)(xing)狀(zhuang)態。7.檢(jian)查(cha)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)管(guan)道和接頭是(shi)否松動(dong)。用(yong)手轉動(dong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng),看(kan)(kan)看(kan)(kan)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)是(shi)否靈(ling)活。8.在軸承體(ti)上添加軸承潤(run)滑(hua)油(you)(you)(you)。注(zhu)意(yi)油(you)(you)(you)位(wei)(wei)應(ying)(ying)位(wei)(wei)于(yu)(yu)油(you)(you)(you)印的(de)(de)(de)中(zhong)(zhong)(zhong)心線。應(ying)(ying)及(ji)時(shi)更(geng)換(huan)(huan)或(huo)補充潤(run)滑(hua)油(you)(you)(you)。9.擰下真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)泵(beng)(beng)(beng)(beng)(beng)(beng)體(ti)的(de)(de)(de)水(shui)塞螺絲,倒(dao)入(ru)水(shui)(或(huo)漿液)。10.關閉出(chu)口管(guan)和入(ru)口真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)計(ji)的(de)(de)(de)閘閥和出(chu)口壓力(li)表(biao)。11.輕推電機,查(cha)看(kan)(kan)電機是(shi)否正確轉動(dong)。12.啟(qi)動(dong)電機。當(dang)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)正常(chang)(chang)(chang)運(yun)行(xing)(xing)(xing)時(shi),打開出(chu)口壓力(li)表(biao)和進口真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)。在顯示(shi)適(shi)當(dang)的(de)(de)(de)壓力(li)后(hou)(hou),逐漸打...
2019
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07
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24
水(shui)(shui)環式(shi)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)用(yong)(yong)于工業(ye)生產中,用(yong)(yong)于真(zhen)(zhen)空(kong)(kong)飲用(yong)(yong),進料,蒸發(fa),濃縮,回(hui)收,過濾(lv)和(he)其他過程(cheng)。水(shui)(shui)環式(shi)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)應(ying)(ying)在廣(guang)泛使用(yong)(yong)時(shi)用(yong)(yong)于維護(hu)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)。簡(jian)而言之,良好的(de)(de)(de)(de)維護(hu)與(yu)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)使用(yong)(yong)壽命(ming)有關(guan),確保(bao)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)正(zheng)常(chang)運(yun)行(xing)(xing)。接(jie)下來,我們將向您介紹恒才機(ji)(ji)電(dian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)維修專業(ye)人(ren)(ren)員介紹的(de)(de)(de)(de)水(shui)(shui)環式(shi)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)一些常(chang)用(yong)(yong)維護(hu)方法。1.為了避(bi)免葉輪,泵(beng)(beng)體或主葉輪的(de)(de)(de)(de)磨損,含有氣體和(he)工作流體的(de)(de)(de)(de)灰塵顆粒可以通(tong)過泵(beng)(beng)下部的(de)(de)(de)(de)沖洗口(kou)沖出(chu)泵(beng)(beng)室(shi)。2.如(ru)果使用(yong)(yong)硬水(shui)(shui)工作液,必須首(shou)先(xian)軟化硬水(shui)(shui)或使用(yong)(yong)溶液清洗泵(beng)(beng)一段時(shi)間。3.電(dian)機(ji)(ji)正(zheng)常(chang)工作溫度為15C~20C,高(gao)于環境(jing)溫度不(bu)超(chao)過55C~60C,正(zheng)常(chang)工作軸承應(ying)(ying)每年加油1次或2次,至少每年一次,并更換潤滑劑。4.當(dang)機(ji)(ji)械(xie)密封(feng)泄(xie)漏(lou)時(shi),檢(jian)查機(ji)(ji)械(xie)密封(feng)的(de)(de)(de)(de)移(yi)動,靜環是(shi)(shi)否(fou)損壞或密封(feng)是(shi)(shi)否(fou)老化。如(ru)果發(fa)生這種(zhong)情(qing)況(kuang),您將需要更換新(xin)部件。這是(shi)(shi)水(shui)(shui)環式(shi)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)常(chang)用(yong)(yong)維護(hu)方法。在日常(chang)維護(hu)中,只要精心制定(ding)和(he)實施相應(ying)(ying)的(de)(de)(de)(de)計劃,基本上保(bao)證了真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)(de)正(zheng)常(chang)運(yun)行(xing)(xing)。如(ru)遇特殊情(qing)況(kuang),請(qing)立即停(ting)車(che),仔細檢(jian)查,或請(qing)專業(ye)人(ren)(ren)員進行(xing)(xing)維護(hu)。
2019
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07
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在(zai)石(shi)油(you)儲(chu)存和(he)(he)其他(ta)地方的(de)(de)(de)(de)(de)(de)(de)石(shi)油(you)儲(chu)存和(he)(he)運輸,有大量的(de)(de)(de)(de)(de)(de)(de)揮發(fa)(fa),造成浪費浪費和(he)(he)環(huan)境污(wu)染。因此(ci),在(zai)這(zhe)些情況下,通常為石(shi)油(you)和(he)(he)天(tian)然(ran)氣(qi)(qi)(qi)回(hui)收(shou)(shou)操作(zuo)(zuo)(zuo)提供用于油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)的(de)(de)(de)(de)(de)(de)(de)旋片真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)。進口旋片式真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)制(zhi)造商(shang)將討論在(zai)油(you)庫(ku)中應(ying)用旋片式真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)些選擇建議。目(mu)前,油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)工(gong)藝(yi)主要(yao)包括吸附法,吸附法,縮合法和(he)(he)膜(mo)分離法,吸附法是(shi)目(mu)前最常用的(de)(de)(de)(de)(de)(de)(de)經濟合理的(de)(de)(de)(de)(de)(de)(de)回(hui)收(shou)(shou)方法。石(shi)油(you)和(he)(he)天(tian)然(ran)氣(qi)(qi)(qi)回(hui)收(shou)(shou)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)如何在(zai)油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)過程(cheng)中發(fa)(fa)揮作(zuo)(zuo)(zuo)用?油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)的(de)(de)(de)(de)(de)(de)(de)吸附方法主要(yao)經歷(li)“吸附 - 真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)解吸 - 汽(qi)油(you)回(hui)收(shou)(shou)”的(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)般過程(cheng)。旋片真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)在(zai)油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)中的(de)(de)(de)(de)(de)(de)(de)主要(yao)功能(neng)是(shi)解吸。早期的(de)(de)(de)(de)(de)(de)(de)油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)一(yi)(yi)般采用水(shui)(shui)環(huan)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng),具有結(jie)構緊湊,等(deng)溫壓縮,操作(zuo)(zuo)(zuo)簡單的(de)(de)(de)(de)(de)(de)(de)特點。各種真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)繼續出現后(hou),水(shui)(shui)環(huan)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)缺點是(shi)顯而易見(jian)的(de)(de)(de)(de)(de)(de)(de):效率低(di)(di),一(yi)(yi)般在(zai)30%左(zuo)右,好可達到50%;真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)性能(neng)不穩定,易受(shou)工(gong)作(zuo)(zuo)(zuo)液溫度(du)影響;油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)可能(neng)與(yu)工(gong)作(zuo)(zuo)(zuo)液混(hun)合,分離困難,污(wu)水(shui)(shui)不能(neng)直排。特別是(shi)在(zai)夏(xia)季的(de)(de)(de)(de)(de)(de)(de)高(gao)溫季節,一(yi)(yi)方面,水(shui)(shui)環(huan)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)吸入能(neng)力受(shou)工(gong)作(zuo)(zuo)(zuo)液溫度(du)升(sheng)高(gao)的(de)(de)(de)(de)(de)(de)(de)影響很大,另(ling)一(yi)(yi)方面,油(you)氣(qi)(qi)(qi)揮發(fa)(fa)也更嚴重,并且增加了真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)負擔。這(zhe)兩個因素的(de)(de)(de)(de)(de)(de)(de)重疊導(dao)致水(shui)(shui)環(huan)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)無法在(zai)油(you)氣(qi)(qi)(qi)回(hui)收(shou)(shou)中實現有效的(de)(de)(de)(de)(de)(de)(de)解吸。旋片式真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)可選元件(jian)(1)確(que)定極限真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)一(yi)(yi)般來說,系(xi)(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)極限真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)比(bi)(bi)系(xi)(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)工(gong)作(zuo)(zuo)(zuo)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)低(di)(di)20%,比(bi)(bi)前級的(de)(de)(de)(de)(de)(de)(de)極限真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)低(di)(di)50%。(2)泵(beng)(beng)(beng)送(song)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)體(ti)類型和(he)(he)泵(beng)(beng)(beng)送(song)量檢查泵(beng)(beng)(beng)送(song)類型和(he)(he)確(que)定過程(cheng)所(suo)需的(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)送(song)量。因為如果(guo)泵(beng)(beng)(beng)送(song)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)體(ti)類型與(yu)泵(beng)(beng)(beng)中的(de)(de)(de)(de)(de)(de)(de)液體(ti)發(fa)(fa)生反應(ying),泵(beng)(beng)(beng)系(xi)(xi)統(tong)將被污(wu)染。同(tong)時,必須考慮確(que)定適當...
2019
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螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵本身噪音低,節(jie)能(neng)(neng)(neng),已成為(wei)機械制造,汽(qi)車(che)等眾多(duo)領域的(de)(de)(de)(de)(de)重要(yao)(yao)(yao)設備(bei)(bei)之(zhi)(zhi)(zhi)(zhi)一(yi)(yi),在提高工(gong)作效率方(fang)面發(fa)揮著積極(ji)作用(yong)(yong)。但是,由于諸多(duo)因(yin)素(su),螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵的(de)(de)(de)(de)(de)密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)較(jiao)差,直(zhi)接(jie)(jie)影(ying)(ying)(ying)響(xiang)螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵的(de)(de)(de)(de)(de)容量。加(jia)(jia)強對(dui)影(ying)(ying)(ying)響(xiang)螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)因(yin)素(su)的(de)(de)(de)(de)(de)研究具有積極(ji)意(yi)義。螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)故障主要(yao)(yao)(yao)原因(yin):目前,螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵使(shi)(shi)用(yong)(yong)新(xin)材料(liao)來提高設備(bei)(bei)的(de)(de)(de)(de)(de)整體性(xing)(xing)能(neng)(neng)(neng),延長設備(bei)(bei)的(de)(de)(de)(de)(de)使(shi)(shi)用(yong)(yong)壽命。但是,影(ying)(ying)(ying)響(xiang)設備(bei)(bei)整體密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)因(yin)素(su)很多(duo),主要(yao)(yao)(yao)表現(xian)在以(yi)下幾個方(fang)面:1.橡(xiang)(xiang)膠(jiao)襯(chen)(chen)(chen)套(tao)(tao)(tao)和(he)轉(zhuan)(zhuan)子(zi)之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)壓(ya)力(li)(li)(li)過(guo)(guo)大在實(shi)際運(yun)動(dong)過(guo)(guo)程中,橡(xiang)(xiang)膠(jiao)襯(chen)(chen)(chen)套(tao)(tao)(tao)與(yu)轉(zhuan)(zhuan)子(zi)處(chu)于干涉狀態,充分利用(yong)(yong)干涉接(jie)(jie)觸,可減少(shao)流體損失(shi)。然而,當受(shou)到諸如內壁的(de)(de)(de)(de)(de)壓(ya)力(li)(li)(li)和(he)密(mi)(mi)封室(shi)之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)壓(ya)力(li)(li)(li)差的(de)(de)(de)(de)(de)因(yin)素(su)的(de)(de)(de)(de)(de)影(ying)(ying)(ying)響(xiang)時,接(jie)(jie)觸壓(ya)力(li)(li)(li)降(jiang)低以(yi)引起泄漏(lou),從而降(jiang)低了裝(zhuang)置的(de)(de)(de)(de)(de)密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)。2.橡(xiang)(xiang)膠(jiao)襯(chen)(chen)(chen)套(tao)(tao)(tao)剪切(qie)應力(li)(li)(li)在過(guo)(guo)盈配(pei)合的(de)(de)(de)(de)(de)影(ying)(ying)(ying)響(xiang)下,變形阻力(li)(li)(li)在襯(chen)(chen)(chen)套(tao)(tao)(tao)和(he)密(mi)(mi)封位置之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)產(chan)生接(jie)(jie)觸應力(li)(li)(li),確保相鄰兩個腔室(shi)之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)密(mi)(mi)封。在設備(bei)(bei)運(yun)行期(qi)間(jian)(jian),在轉(zhuan)(zhuan)子(zi)和(he)液壓(ya)之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)產(chan)生剪切(qie)力(li)(li)(li)。一(yi)(yi)旦超過(guo)(guo)橡(xiang)(xiang)膠(jiao)材料(liao)的(de)(de)(de)(de)(de)強度,橡(xiang)(xiang)膠(jiao)襯(chen)(chen)(chen)套(tao)(tao)(tao)必然會被撕裂,導致(zhi)泄漏(lou)并且難(nan)以(yi)滿足(zu)生產(chan)要(yao)(yao)(yao)求。3.結構參數疲勞破壞主要(yao)(yao)(yao)是在交(jiao)變應力(li)(li)(li)的(de)(de)(de)(de)(de)影(ying)(ying)(ying)響(xiang)下形成的(de)(de)(de)(de)(de),一(yi)(yi)般(ban)表現(xian)為(wei)低應力(li)(li)(li)脆性(xing)(xing)斷裂和(he)局部性(xing)(xing)質變化(hua)。長時間(jian)(jian)使(shi)(shi)用(yong)(yong)后,橡(xiang)(xiang)膠(jiao)材料(liao)的(de)(de)(de)(de)(de)性(xing)(xing)能(neng)(neng)(neng)發(fa)生變化(hua),發(fa)生泄漏(lou)問題,難(nan)以(yi)滿足(zu)實(shi)際工(gong)作要(yao)(yao)(yao)求。因(yin)此,該裝(zhuang)置的(de)(de)(de)(de)(de)結構直(zhi)接(jie)(jie)影(ying)(ying)(ying)響(xiang)裝(zhuang)置的(de)(de)(de)(de)(de)密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)。提高螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵密(mi)(mi)封性(xing)(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)有效對(dui)策:1.適(shi)當增(zeng)加(jia)(jia)干擾螺(luo)(luo)桿真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵干涉主要(yao)(yao)(yao)是金(jin)屬轉(zhuan)(zhuan)子(zi)和(he)定子(zi)橡(xiang)(xiang)膠(jiao)襯(chen)(chen)(chen)套(tao)(tao)(tao)之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)過(guo)(guo)盈配(pei)合的(de)(de)(de)(de)(de)大小。在具體工(gong)作中,定子(zi)和(he)轉(zhuan)(zhuan)子(zi)之(zhi)(zhi)(zhi)(zhi)間(jian)(jian)必...
2019
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近年來(lai),隨著現代煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)農(nong)(nong)業的(de)(de)(de)(de)發(fa)展,谷倉的(de)(de)(de)(de)改良和(he)(he)(he)(he)(he)煤(mei)炭替代能源(yuan)的(de)(de)(de)(de)開發(fa)已成為煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)生產中(zhong)越來(lai)越重要(yao)(yao)(yao)的(de)(de)(de)(de)問題。農(nong)(nong)民希望有(you)效(xiao)地提高煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)的(de)(de)(de)(de)整體質(zhi)量和(he)(he)(he)(he)(he)中(zhong)上部煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)(xie)(xie)(xie)的(de)(de)(de)(de)比例,但要(yao)(yao)(yao)實現這一(yi)目標,烘(hong)焙加工(gong)(gong)設備和(he)(he)(he)(he)(he)工(gong)(gong)藝條件是關鍵(jian)。無(wu)油真(zhen)(zhen)空(kong)泵可為大(da)(da)規模,高效(xiao),連續(xu)的(de)(de)(de)(de)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)農(nong)(nong)生產優質(zhi)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao),是煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)農(nong)(nong)真(zhen)(zhen)正提高經濟效(xiao)益的(de)(de)(de)(de)重要(yao)(yao)(yao)保(bao)(bao)(bao)證(zheng)。煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)是一(yi)種薄膜膠體毛細(xi)管多孔材料。在煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)生產過(guo)(guo)程中(zhong),待除(chu)去(qu)的(de)(de)(de)(de)水(shui)(shui)屬于(yu)(yu)游(you)離水(shui)(shui)和(he)(he)(he)(he)(he)部分(fen)(fen)吸(xi)(xi)(xi)附(fu)的(de)(de)(de)(de)水(shui)(shui),并(bing)且(qie)是相對容(rong)易除(chu)去(qu)的(de)(de)(de)(de)水(shui)(shui)。鑒于(yu)(yu)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)生產的(de)(de)(de)(de)技術(shu)特(te)點,應(ying)選擇適(shi)合大(da)(da)規模連續(xu)生產的(de)(de)(de)(de)干(gan)燥(zao)方法,并(bing)且(qie)易于(yu)(yu)自動(dong)控(kong)(kong)制(zhi)生產過(guo)(guo)程中(zhong)煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)的(de)(de)(de)(de)水(shui)(shui)分(fen)(fen)和(he)(he)(he)(he)(he)濕度(du)。如何測試煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)的(de)(de)(de)(de)干(gan)燥(zao)和(he)(he)(he)(he)(he)脫水(shui)(shui)特(te)性(xing)?煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)的(de)(de)(de)(de)干(gan)燥(zao)和(he)(he)(he)(he)(he)脫水(shui)(shui)性(xing)能主要(yao)(yao)(yao)受原料加工(gong)(gong),加工(gong)(gong),運輸,包裝和(he)(he)(he)(he)(he)貯存過(guo)(guo)程中(zhong)水(shui)(shui)分(fen)(fen)和(he)(he)(he)(he)(he)溫(wen)(wen)(wen)(wen)度(du)的(de)(de)(de)(de)影響。現在主要(yao)(yao)(yao)通過(guo)(guo)動(dong)態蒸汽吸(xi)(xi)(xi)附(fu)來(lai)檢測。將煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)放置(zhi)在精確(que)控(kong)(kong)制(zhi)的(de)(de)(de)(de)濕度(du) - 溫(wen)(wen)(wen)(wen)度(du)環境中(zhong),以(yi)檢測煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)對水(shui)(shui)的(de)(de)(de)(de)吸(xi)(xi)(xi)附(fu)和(he)(he)(he)(he)(he)解吸(xi)(xi)(xi),以(yi)及煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)的(de)(de)(de)(de)吸(xi)(xi)(xi)附(fu)等溫(wen)(wen)(wen)(wen)線和(he)(he)(he)(he)(he)動(dong)力(li)學,擴散和(he)(he)(he)(he)(he)滲透(tou)性(xing),穩定(ding)性(xing)和(he)(he)(he)(he)(he)儲(chu)存壽(shou)命以(yi)及配方性(xing)能。以(yi)供(gong)參考。無(wu)油真(zhen)(zhen)空(kong)泵在煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)草(cao)(cao)制(zhi)品中(zhong)的(de)(de)(de)(de)應(ying)用必須掌(zhang)握以(yi)下(xia)幾個要(yao)(yao)(yao)點1.煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)(xie)(xie)(xie)的(de)(de)(de)(de)主要(yao)(yao)(yao)黃(huang)(huang)化溫(wen)(wen)(wen)(wen)度(du)應(ying)控(kong)(kong)制(zhi)在35-38°C,干(gan)球(qiu)和(he)(he)(he)(he)(he)濕球(qiu)之間的(de)(de)(de)(de)溫(wen)(wen)(wen)(wen)差應(ying)保(bao)(bao)(bao)持在2-3°C,以(yi)使煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)(xie)(xie)(xie)達到7-8黃(huang)(huang)色,葉(xie)(xie)(xie)(xie)子很軟。2.完成黃(huang)(huang)化溫(wen)(wen)(wen)(wen)度(du)控(kong)(kong)制(zhi)在40-42°C以(yi)下(xia),保(bao)(bao)(bao)持濕球(qiu)溫(wen)(wen)(wen)(wen)度(du)35-37°C,實現煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)(xie)(xie)(xie)基(ji)本泛(fan)黃(huang)(huang),全萎塌,主脈柔軟,保(bao)(bao)(bao)證(zheng)轉化煙(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)(yan)葉(xie)(xie)(xie)(xie),形成更多的(de)(de)(de)(de)香氣基(ji)質(zhi)。因此,有(you)必要(yao)(yao)(yao)在41-42°C下(xia)適(shi)當延長時間,...
2019
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流(liu)(liu)(liu)體(ti)流(liu)(liu)(liu)動(dong)過(guo)程(cheng)(cheng)是(shi)化(hua)(hua)(hua)(hua)學(xue)(xue)工業(ye)中(zhong)的(de)(de)(de)(de)(de)(de)五個主要單元操(cao)作(zuo)之(zhi)一(yi)。流(liu)(liu)(liu)體(ti)流(liu)(liu)(liu)動(dong)過(guo)程(cheng)(cheng)包括轉移,過(guo)濾,固體(ti)流(liu)(liu)(liu)化(hua)(hua)(hua)(hua)和(he)(he)運輸活動(dong)。離心(xin)泵(beng)(beng)(beng)(beng)傳統上(shang)是(shi)流(liu)(liu)(liu)體(ti)流(liu)(liu)(liu)動(dong)過(guo)程(cheng)(cheng)領域(yu)的(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)行(xing)標準,但在(zai)(zai)某些情(qing)況下,這(zhe)(zhe)(zhe)些離心(xin)泵(beng)(beng)(beng)(beng)效(xiao)率(lv)低(di)且成本(ben)高(gao)。在(zai)(zai)這(zhe)(zhe)(zhe)種(zhong)情(qing)況下,螺桿真(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)將是(shi)一(yi)種(zhong)可(ke)行(xing)的(de)(de)(de)(de)(de)(de)替代方案(an)。螺桿真(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)可(ke)用(yong)于(yu)處(chu)(chu)理(li)各(ge)(ge)(ge)種(zhong)流(liu)(liu)(liu)體(ti),包括具(ju)有(you)(you)(you)較高(gao)粘(zhan)(zhan)(zhan)度(du)(du)的(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)體(ti)。在(zai)(zai)化(hua)(hua)(hua)(hua)學(xue)(xue)流(liu)(liu)(liu)體(ti)操(cao)作(zuo)中(zhong)使(shi)(shi)用(yong)螺桿真(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)技術(shu)具(ju)有(you)(you)(you)許多優(you)點,包括處(chu)(chu)理(li)各(ge)(ge)(ge)種(zhong)流(liu)(liu)(liu)速(su),壓(ya)力(li)(li)(li),液體(ti)類(lei)型和(he)(he)粘(zhan)(zhan)(zhan)度(du)(du)的(de)(de)(de)(de)(de)(de)能(neng)(neng)力(li)(li)(li),以及(ji)即使(shi)(shi)在(zai)(zai)背壓(ya)存(cun)在(zai)(zai)下也(ye)具(ju)有(you)(you)(you)一(yi)致的(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)速(su)。在(zai)(zai)這(zhe)(zhe)(zhe)方面,離心(xin)泵(beng)(beng)(beng)(beng)存(cun)在(zai)(zai)不足之(zhi)處(chu)(chu):1.過(guo)多的(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)通(tong)常用(yong)于(yu)降(jiang)低(di)泵(beng)(beng)(beng)(beng)選擇(ze)的(de)(de)(de)(de)(de)(de)復雜性(xing),這(zhe)(zhe)(zhe)可(ke)能(neng)(neng)導(dao)致運行(xing)和(he)(he)維護成本(ben)增(zeng)加(jia),操(cao)作(zuo)抵消以及(ji)高(gao)于(yu)實際需(xu)求的(de)(de)(de)(de)(de)(de)能(neng)(neng)耗(hao)。2.在(zai)(zai)離心(xin)泵(beng)(beng)(beng)(beng)運行(xing)期間,流(liu)(liu)(liu)量將隨壓(ya)力(li)(li)(li)增(zeng)加(jia)而降(jiang)低(di)。因此(ci),對(dui)于(yu)需(xu)要穩(wen)定流(liu)(liu)(liu)速(su)和(he)(he)高(gao)時間成本(ben)的(de)(de)(de)(de)(de)(de)工作(zuo),可(ke)能(neng)(neng)需(xu)要更(geng)長時間并(bing)且成本(ben)會更(geng)高(gao)。當泵(beng)(beng)(beng)(beng)送粘(zhan)(zhan)(zhan)度(du)(du)高(gao)于(yu)100 cSt的(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)體(ti)時,離心(xin)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)性(xing)能(neng)(neng)可(ke)能(neng)(neng)是(shi)負的(de)(de)(de)(de)(de)(de)。3.最后,這(zhe)(zhe)(zhe)些低(di)效(xiao)率(lv)將導(dao)致能(neng)(neng)量消耗(hao)增(zeng)加(jia)甚至可(ke)能(neng)(neng)犧牲生產(chan)效(xiao)率(lv),從而從根(gen)本(ben)上(shang)對(dui)化(hua)(hua)(hua)(hua)學(xue)(xue)過(guo)程(cheng)(cheng)的(de)(de)(de)(de)(de)(de)操(cao)作(zuo)產(chan)生負面影響(xiang)。螺桿真(zhen)空(kong)(kong)泵(beng)(beng)(beng)(beng)技術(shu)在(zai)(zai)化(hua)(hua)(hua)(hua)學(xue)(xue)流(liu)(liu)(liu)體(ti)傳輸應用(yong)中(zhong)的(de)(de)(de)(de)(de)(de)優(you)勢1.能(neng)(neng)夠處(chu)(chu)理(li)各(ge)(ge)(ge)種(zhong)流(liu)(liu)(liu)量,壓(ya)力(li)(li)(li),液體(ti)類(lei)型和(he)(he)粘(zhan)(zhan)(zhan)度(du)(du)2.即使(shi)(shi)由于(yu)粘(zhan)(zhan)(zhan)度(du)(du)變(bian)化(hua)(hua)(hua)(hua)而存(cun)在(zai)(zai)不同的(de)(de)(de)(de)(de)(de)背壓(ya),流(liu)(liu)(liu)速(su)也(ye)是(shi)穩(wen)定的(de)(de)(de)(de)(de)(de)3.大批(pi)量和(he)(he)整體(ti)運營效(xiao)率(lv),降(jiang)低(di)運營成本(ben)4.可(ke)通(tong)過(guo)更(geng)高(gao)的(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)速(su)比控制生產(chan)或(huo)產(chan)能(neng)(neng)5.內部速(su)度(du)(du)低(di)6.自(zi)吸操(cao)作(zuo)和(he)(he)良(liang)好(hao)的(de)(de)(de)(de)(de)(de)吸入特性(xing)7.機械振動(dong)小(xiao),使(shi)(shi)用(yong)壽命(ming)長8.固有(you)(you)(you)的(de)(de)(de)(de)(de)(de)平穩(wen)和(he)(he)安靜(jing)的(de)(de)(de)(de)(de)(de)運行(xing)特性(xing)9.極低(di)的(de)(de)(de)(de)(de)(de)脈動(dong),減(jian)少應力(li)(li)(li)并(bing)延長相(xiang)關流(liu)(liu)(liu)體(ti)輸送部件(管道,軟管,密封(feng)...