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2020 - 04 - 21
農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)業(ye)(ye)對促(cu)進農(nong)(nong)(nong)(nong)業(ye)(ye)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)發(fa)展(zhan)、提高農(nong)(nong)(nong)(nong)業(ye)(ye)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)效率具有重要(yao)意義。發(fa)展(zhan)農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)有哪(na)些機(ji)遇和(he)(he)(he)挑戰(zhan)?       機(ji)會：　　(1)政策(ce)環境更(geng)有利;　　(2)需(xu)求拉動(dong)(dong)更(geng)強(qiang);　　(3)原(yuan)料基礎更(geng)加(jia)豐富;　　(4)科技(ji)支撐更(geng)加(jia)強(qiang)大。　　挑戰(zhan)：　　(1)環境和(he)(he)(he)資(zi)(zi)源(yuan)約束加(jia)劇;　　(2)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)要(yao)素供給不(bu)足(zu);　　(3)國際(ji)貿易(yi)的不(bu)確定性(xing)增加(jia);　　(4)質量和(he)(he)(he)安全要(yao)求提高。　　為(wei)了(le)提高農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)設備，真(zhen)(zhen)空(kong)(kong)(kong)(kong)技(ji)術(shu)根據實(shi)際(ji)情況和(he)(he)(he)自(zi)身(shen)經驗，針(zhen)對旋(xuan)(xuan)片(pian)真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)在農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)行(xing)業(ye)(ye)的應(ying)用，為(wei)農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)行(xing)業(ye)(ye)制定了(le)一套真(zhen)(zhen)空(kong)(kong)(kong)(kong)解(jie)(jie)決方案(an)。讓我(wo)們一起學(xue)習它。　　農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)：指以(yi)(yi)人工(gong)(gong)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)的農(nong)(nong)(nong)(nong)業(ye)(ye)原(yuan)料和(he)(he)(he)野生(sheng)(sheng)(sheng)動(dong)(dong)物資(zi)(zi)源(yuan)為(wei)原(yuan)料的工(gong)(gong)業(ye)(ye)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)活動(dong)(dong)的總和(he)(he)(he)。廣(guang)義：指以(yi)(yi)人工(gong)(gong)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)和(he)(he)(he)野生(sheng)(sheng)(sheng)動(dong)(dong)物資(zi)(zi)源(yuan)為(wei)原(yuan)料的工(gong)(gong)業(ye)(ye)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)活動(dong)(dong)的總和(he)(he)(he)。狹義：指以(yi)(yi)農(nong)(nong)(nong)(nong)林牧漁產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)及(ji)其加(jia)工(gong)(gong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)為(wei)原(yuan)料的工(gong)(gong)業(ye)(ye)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)(chan)(chan)(chan)活動(dong)(dong)。　　真(zhen)(zhen)空(kong)(kong)(kong)(kong)冷(leng)凍干燥技(ji)術(shu)是農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)業(ye)(ye)發(fa)展(zhan)的關(guan)鍵技(ji)術(shu)之一，可應(ying)用于(yu)旋(xuan)(xuan)葉式真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)。　　為(wei)什(shen)么旋(xuan)(xuan)片(pian)真(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)是農(nong)(nong)(nong)(nong)產(chan)(chan)(chan)(chan)(chan)(chan)品(pin)(pin)加(jia)工(gong)(gong)業(ye)(ye)的更(geng)好選擇?這需(xu)要(yao)從(cong)其工(gong)(gong)作原(yuan)理(li)(li)和(he)(he)(he)特點來解(jie)(jie)釋(shi)。　　旋(xuan)(xuan)轉葉片(pian)泵(beng)(beng)(beng)的工(gong)(gong)作原(yuan)理(li)(li)：旋(xuan)(xuan)轉葉片(pian)泵(beng)(beng)(beng)的旋(xuan)(xuan)轉葉片(pian)將由轉子、泵(beng)(beng)(beng)腔和(he)(he)(he)兩端蓋圍成(cheng)的月牙形空(kong)(kong)(kong)(kong)間分成(cheng)三部分：a、b和(he)(he)(he)c。當轉子沿(yan)箭頭方向旋(xuan)(xuan)轉時，與吸入口連通的空(kong)(kong)(kong)(kong)間a的容積逐(zhu)(zhu)(zhu)漸增大并處(chu)(chu)于(yu)吸入過程(cheng)(cheng)中(zhong)。與排氣(qi)口連通的空(kong)(kong)(kong)(kong)間C的體(ti)積逐(zhu)(zhu)(zhu)漸減小并處(chu)(chu)于(yu)排氣(qi)過程(cheng)(cheng)中(zhong)。中(zhong)央空(kong)(kong)(kong)(kong)間B的體(ti)積也逐(zhu)(zhu)(zhu)漸減小并處(chu)(chu)于(yu)壓(ya)縮(suo)過程(cheng)(cheng)中(zhong)。　　由于(yu)空(kong)(kong)(kong)(kong)間A的體(ti)積逐(zhu)(zhu)(zhu)...
2020 - 04 - 23
泵(beng)(beng)(beng)(beng)的(de)(de)工(gong)作原理(li)　　單(dan)螺(luo)桿真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)(beng)(beng)是(shi)一種具(ju)有(you)內部嚙合和(he)偏心旋(xuan)(xuan)(xuan)轉的(de)(de)正(zheng)排量(liang)(liang)(liang)泵(beng)(beng)(beng)(beng)。該泵(beng)(beng)(beng)(beng)的(de)(de)主要部件是(shi)：單(dan)頭螺(luo)旋(xuan)(xuan)(xuan)轉子(zi)和(he)通常由彈性(xing)材料制成的(de)(de)雙螺(luo)旋(xuan)(xuan)(xuan)定子(zi)。當轉子(zi)繞著(zhu)空(kong)腔中(zhong)定子(zi)的(de)(de)軸線進行行星旋(xuan)(xuan)(xuan)轉時，旋(xuan)(xuan)(xuan)轉定子(zi)之(zhi)間(jian)(jian)形成的(de)(de)閉合腕(wan)部將沿(yan)著(zhu)轉子(zi)螺(luo)旋(xuan)(xuan)(xuan)運動。因(yin)此(ci)，介(jie)(jie)質(zhi)(zhi)從吸入口連續、均(jun)勻(yun)和(he)恒定地輸送(song)到壓(ya)力出口。基于(yu)(yu)這(zhe)一特(te)性(xing)，單(dan)個螺(luo)桿真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)(beng)(beng)特(te)別適(shi)用(yong)于(yu)(yu)以(yi)(yi)下(xia)工(gong)作條件。　　高(gao)粘度輸送(song)介(jie)(jie)質(zhi)(zhi)：粘度在37000至(zhi)200000厘(li)泊的(de)(de)介(jie)(jie)質(zhi)(zhi)可(ke)(ke)(ke)根據泵(beng)(beng)(beng)(beng)的(de)(de)尺(chi)寸輸送(song)。　　含(han)有(you)顆(ke)粒或纖維(wei)的(de)(de)介(jie)(jie)質(zhi)(zhi)：顆(ke)粒直徑可(ke)(ke)(ke)以(yi)(yi)是(shi)30毫米(mi)(不超過轉子(zi)偏心率)。光纖長度可(ke)(ke)(ke)以(yi)(yi)是(shi)350毫米(mi)(相(xiang)(xiang)當于(yu)(yu)0.4位的(de)(de)間(jian)(jian)距)。其含(han)量(liang)(liang)(liang)一般可(ke)(ke)(ke)達到中(zhong)窖的(de)(de)40%。如(ru)果介(jie)(jie)質(zhi)(zhi)中(zhong)的(de)(de)固(gu)體是(shi)細粉末的(de)(de)形式(shi)，最(zui)高(gao)含(han)量(liang)(liang)(liang)可(ke)(ke)(ke)以(yi)(yi)達到60%或更多，并且可(ke)(ke)(ke)以(yi)(yi)運輸。當要求傳輸壓(ya)力穩定且介(jie)(jie)質(zhi)(zhi)的(de)(de)固(gu)有(you)結(jie)構(gou)不被破(po)壞時，單(dan)個螺(luo)桿真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)(beng)(beng)是(shi)最(zui)理(li)想的(de)(de)。　　泵(beng)(beng)(beng)(beng)的(de)(de)特(te)性(xing)　　單(dan)螺(luo)桿真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)(beng)(beng)由于(yu)(yu)其結(jie)構(gou)和(he)工(gong)作特(te)性(xing)，與(yu)(yu)活塞(sai)泵(beng)(beng)(beng)(beng)、離心泵(beng)(beng)(beng)(beng)、葉片(pian)泵(beng)(beng)(beng)(beng)和(he)齒輪泵(beng)(beng)(beng)(beng)相(xiang)(xiang)比具(ju)有(you)以(yi)(yi)下(xia)優(you)點：　　能輸送(song)高(gao)固(gu)體含(han)量(liang)(liang)(liang)的(de)(de)介(jie)(jie)質(zhi)(zhi);　　流量(liang)(liang)(liang)均(jun)勻(yun)壓(ya)力穩定，特(te)別是(shi)在低(di)(di)轉速下(xia);　　流量(liang)(liang)(liang)與(yu)(yu)泵(beng)(beng)(beng)(beng)的(de)(de)轉速成正(zheng)比，因(yin)此(ci)它(ta)具(ju)有(you)良好的(de)(de)可(ke)(ke)(ke)變(bian)可(ke)(ke)(ke)調性(xing);　　一個泵(beng)(beng)(beng)(beng)可(ke)(ke)(ke)以(yi)(yi)輸送(song)不同(tong)粘度的(de)(de)介(jie)(jie)質(zhi)(zhi)。　　泵(beng)(beng)(beng)(beng)的(de)(de)安(an)裝位置(zhi)可(ke)(ke)(ke)以(yi)(yi)隨(sui)意傾斜;　　適(shi)用(yong)于(yu)(yu)輸送(song)敏(min)感物(wu)(wu)品和(he)易受離心力等損(sun)壞的(de)(de)物(wu)(wu)品。　　體積小(xiao)、重量(liang)(liang)(liang)輕(qing)、噪(zao)音低(di)(di)、結(jie)構(gou)簡單(dan)、維(wei)修方便。　　泵(beng)(beng)(beng)(beng)的(de)(de)使(shi)用(yong)　　單(dan)螺(luo)桿真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)(beng)(beng)可(ke)(ke)(ke)廣(guang)泛用(yong)于(yu)(yu)以(yi)(yi)下(xia)工(gong)業(ye)部門輸送(song)各種介(jie)(jie)質(zhi)(zhi)。　　化學工(gong)業(ye)：酸、堿(jian)、鹽溶液，螺(luo)桿真(zhen)(zhen)(zhen)空(kong)泵(beng)(beng)(beng)(beng)出口壓(ya)力各種...
2020 - 04 - 26
了(le)解(jie)了(le)干(gan)式(shi)(shi)真(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)抽(chou)真(zhen)空(kong)(kong)(kong)界定(ding)后(hou)，應用(yong)起來會更加得心(xin)應手。接下(xia)(xia)來就對抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)以及測算(suan)方法(fa)來進行(xing)簡單(dan)的(de)(de)詳(xiang)解(jie)。　　1、抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)：抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)是干(gan)式(shi)(shi)真(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)泵(beng)(beng)(beng)(beng)(beng)效的(de)(de)一(yi)(yi)(yi)個考慮(lv)因(yin)素(su)。一(yi)(yi)(yi)般(ban)公(gong)司用(yong)L/S和m3/h來表(biao)述。是彌補漏汽(qi)率(lv)的(de)(de)基(ji)(ji)本參數。不(bu)難理解(jie)，基(ji)(ji)礎知(zhi)識(shi)下(xia)(xia)抽(chou)一(yi)(yi)(yi)個一(yi)(yi)(yi)樣容(rong)(rong)量(liang)(liang)(liang)的(de)(de)容(rong)(rong)器，為(wei)(wei)(wei)(wei)什(shen)么抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)大(da)(da)的(de)(de)干(gan)式(shi)(shi)真(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)很容(rong)(rong)易(yi)抽(chou)中(zhong)大(da)(da)家(jia)(jia)必須的(de)(de)真(zhen)空(kong)(kong)(kong)值，而抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)小(xiao)的(de)(de)則較慢甚至無法(fa)抽(chou)中(zhong)大(da)(da)家(jia)(jia)要(yao)(yao)想(xiang)的(de)(de)真(zhen)空(kong)(kong)(kong)值?因(yin)為(wei)(wei)(wei)(wei)管路(lu)或者容(rong)(rong)器從(cong)始至終不(bu)大(da)(da)可(ke)能(neng)(neng)(neng)確保(bao)毫無疑問不(bu)漏水汽(qi)，而抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)大(da)(da)的(de)(de)彌補了(le)漏汽(qi)所造成(cheng)的(de)(de)真(zhen)空(kong)(kong)(kong)值減少(shao)的(de)(de)因(yin)素(su)，因(yin)而，空(kong)(kong)(kong)氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)的(de)(de)很容(rong)(rong)易(yi)抽(chou)中(zhong)理性化真(zhen)空(kong)(kong)(kong)值值。這里建議，在(zai)(zai)預計出基(ji)(ji)礎知(zhi)識(shi)抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)的(de)(de)情況(kuang)下(xia)(xia)，大(da)(da)家(jia)(jia)盡量(liang)(liang)(liang)選(xuan)擇高(gao)一(yi)(yi)(yi)級的(de)(de)抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)的(de)(de)機(ji)械(xie)泵(beng)(beng)(beng)(beng)(beng)。　　2、制作工(gong)藝(yi)要(yao)(yao)求(qiu)的(de)(de)抽(chou)供氣(qi)(qi)(qi)(qi)量(liang)(liang)(liang)(抽(chou)真(zhen)空(kong)(kong)(kong)速率(lv))　　機(ji)械(xie)泵(beng)(beng)(beng)(beng)(beng)要(yao)(yao)求(qiu)抽(chou)真(zhen)空(kong)(kong)(kong)速率(lv)(也就是要(yao)(yao)求(qiu)機(ji)械(xie)泵(beng)(beng)(beng)(beng)(beng)在(zai)(zai)其(qi)工(gong)作壓力下(xia)(xia)，排出去氣(qi)(qi)(qi)(qi)體、液體，固體的(de)(de)專業(ye)能(neng)(neng)(neng)力)，一(yi)(yi)(yi)般(ban)公(gong)司：m3/h，L/S,m3/min。具體測算(suan)方法(fa)可(ke)以參考下(xia)(xia)面計算(suan)公(gong)式(shi)(shi)：　　S=(V/t)×ln(P1/P2)　　在(zai)(zai)這其(qi)中(zhong)：S為(wei)(wei)(wei)(wei)機(ji)械(xie)泵(beng)(beng)(beng)(beng)(beng)抽(chou)真(zhen)空(kong)(kong)(kong)速率(lv)(L/s)　　V為(wei)(wei)(wei)(wei)真(zhen)空(kong)(kong)(kong)室容(rong)(rong)積(ji)(L)　　t為(wei)(wei)(wei)(wei)保(bao)證要(yao)(yao)求(qiu)真(zhen)空(kong)(kong)(kong)值所需時間(s)　　P1為(wei)(wei)(wei)(wei)初始氣(qi)(qi)(qi)(qi)體壓強(qiang)(Pa)　　P2為(wei)(wei)(wei)(wei)要(yao)(yao)求(qiu)氣(qi)(qi)(qi)(qi)體壓強(qiang)(Pa)　　清楚了(le)干(gan)式(shi)(shi)真(zhen)空(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)這類專業(ye)技能(neng)(neng)(neng)后(hou)，就了(le)解(jie)怎樣根據工(gong)作中(zhong)情況(kuang)進行(xing)適當型號規格(ge)挑選(xuan)了(le)，這類基(ji)(ji)本參數都(dou)是一(yi)(yi)(yi)些評價方法(fa)。
2020 - 04 - 28
目(mu)前，大多數真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)裝(zhuang)(zhuang)置(zhi)(zhi)中(zhong)(zhong)使(shi)用的(de)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)是(shi)旋(xuan)片(pian)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)。盡管帶有(you)氣鎮裝(zhuang)(zhuang)置(zhi)(zhi)的(de)旋(xuan)片(pian)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)可(ke)(ke)以(yi)去除含有(you)少量(liang)水(shui)(shui)(shui)蒸氣和(he)大量(liang)永久氣體(ti)(ti)(ti)的(de)混合(he)氣體(ti)(ti)(ti)，但在(zai)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)過程中(zhong)(zhong)，由于蔬(shu)菜內(nei)部水(shui)(shui)(shui)分(fen)的(de)蒸發，大量(liang)水(shui)(shui)(shui)蒸氣將被(bei)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)入(ru)旋(xuan)片(pian)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)，水(shui)(shui)(shui)蒸氣將在(zai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)室中(zhong)(zhong)冷(leng)(leng)(leng)(leng)(leng)凝。這(zhe)將導(dao)致真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)潤滑(hua)油乳化(hua)變(bian)質(zhi)(zhi)，嚴重影響真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)所能達(da)到的(de)極(ji)限(xian)壓力，降低潤滑(hua)性能，增加磨損，不(bu)能正(zheng)常工作(zuo)，甚至(zhi)造(zao)成泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)體(ti)(ti)(ti)、轉(zhuan)子(zi)等部件(jian)(jian)嚴重腐蝕，導(dao)致整(zheng)機(ji)報廢(fei)。因此，推薦(jian)羅(luo)(luo)茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)在(zai)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)裝(zhuang)(zhuang)置(zhi)(zhi)中(zhong)(zhong)的(de)應用。　　蔬(shu)菜收獲后預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)是(shi)保持蔬(shu)菜新(xin)鮮、延緩蔬(shu)菜老化(hua)和(he)變(bian)質(zhi)(zhi)的(de)有(you)效(xiao)方(fang)法。對于不(bu)同的(de)蔬(shu)菜，可(ke)(ke)以(yi)分(fen)別(bie)采(cai)用冷(leng)(leng)(leng)(leng)(leng)風預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)、差壓預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)、真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)和(he)水(shui)(shui)(shui)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)。真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)冷(leng)(leng)(leng)(leng)(leng)卻(que)在(zai)羅(luo)(luo)茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)已經廣泛應用于食(shi)品工業(ye)領域。與傳統的(de)冷(leng)(leng)(leng)(leng)(leng)卻(que)方(fang)式如吹風和(he)浸泡相比，真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)可(ke)(ke)以(yi)大大縮(suo)短(duan)冷(leng)(leng)(leng)(leng)(leng)卻(que)時間，使(shi)食(shi)品內(nei)部的(de)溫(wen)度(du)場更加均勻。顯然(ran)，從保鮮的(de)角度(du)來看(kan)，真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)預(yu)(yu)(yu)冷(leng)(leng)(leng)(leng)(leng)裝(zhuang)(zhuang)置(zhi)(zhi)是(shi)目(mu)前最理想的(de)蔬(shu)菜冷(leng)(leng)(leng)(leng)(leng)卻(que)和(he)制冷(leng)(leng)(leng)(leng)(leng)設(she)備(bei)。　　真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)冷(leng)(leng)(leng)(leng)(leng)卻(que)系(xi)統包括真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)室、支(zhi)架(jia)和(he)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)，其中(zhong)(zhong)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)為羅(luo)(luo)茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)。羅(luo)(luo)茨(ci)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)：運行(xing)(xing)時應注意(yi)保證(zheng)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)進(jin)水(shui)(shui)(shui)溫(wen)度(du)盡可(ke)(ke)能接(jie)近(jin)設(she)計運行(xing)(xing)條(tiao)件(jian)(jian)，水(shui)(shui)(shui)量(liang)充(chong)足。(2)確保真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)冷(leng)(leng)(leng)(leng)(leng)卻(que)水(shui)(shui)(shui)循環，否則(ze)機(ji)組將在(zai)運行(xing)(xing)1小時左右(you)時因羅(luo)(luo)茨(ci)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)過熱保護而停(ting)機(ji)。　　羅(luo)(luo)茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)產品的(de)特(te)點(dian)：　　1.電機(ji)多樣(yang)性　　每臺羅(luo)(luo)茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)電機(ji)可(ke)(ke)以(yi)風冷(leng)(leng)(leng)(leng)(leng)或(huo)水(shui)(shui)(shui)冷(leng)(leng)(leng)(leng)(leng)，以(yi)確保客戶的(de)正(zheng)常使(shi)用　　該(gai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)由鋁合(he)金或(huo)鑄鐵(tie)制成，具有(you)散熱快、耐腐蝕性強的(de)優(you)點(dian)。　　2.結構簡單，維(wei)護方(fang)便(bian)　　轉(zhuan)子(zi)型(xing)線通過精心設(she)計和(he)生產圓弧轉(zhuan)子(zi)，使(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)...
2020 - 04 - 30
真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)：真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)為一(yi)種(zhong)抽(chou)氣(qi)裝置，可將(jiang)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)系統(tong)(tong)中的(de)氣(qi)體(ti)(ti)抽(chou)出，使返回真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)系統(tong)(tong)中的(de)氣(qi)體(ti)(ti)數量(liang)比(bi)抽(chou)出真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)系統(tong)(tong)中的(de)氣(qi)體(ti)(ti)數量(liang)少。　　一(yi)、真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)分(fen)(fen)(fen)(fen)類(lei)(lei)　　根據真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)工作(zuo)(zuo)原理基本上(shang)分(fen)(fen)(fen)(fen)為氣(qi)體(ti)(ti)輸送泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)和氣(qi)體(ti)(ti)捕(bu)集泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)兩種(zhong)類(lei)(lei)型，真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)分(fen)(fen)(fen)(fen)類(lei)(lei)和圖2不(bu)同真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)度(du)所示(shi)。　　氣(qi)體(ti)(ti)輸送泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)分(fen)(fen)(fen)(fen)為：　　變容(rong)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)：泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)腔(qiang)容(rong)積的(de)周期性變化來(lai)(lai)完成抽(chou)氣(qi)。　　動(dong)量(liang)傳(chuan)輸泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)：依靠高(gao)速葉片、射流，將(jiang)動(dong)量(liang)傳(chuan)遞給氣(qi)體(ti)(ti)，完成抽(chou)氣(qi)。　　氣(qi)體(ti)(ti)輸送泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)主要(yao)(yao)包括：　　1、液(ye)環真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);2、往復式真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);3、油(you)封機(ji)械(xie)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);4、羅茨真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);5、干式真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等。　　氣(qi)體(ti)(ti)捕(bu)集泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)主要(yao)(yao)包括：　　1、低溫泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);2、離子濺射泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);3、分(fen)(fen)(fen)(fen)子篩吸附泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);4、鈦(tai)升(sheng)華泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);5、電(dian)離升(sheng)華泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);6、鋯(gao)鋁合金吸氣(qi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等。　　真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)類(lei)(lei)型按真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)用(yong)途可分(fen)(fen)(fen)(fen)為如下8部分(fen)(fen)(fen)(fen)：　　(1)主泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(Main pump)：在真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)系統(tong)(tong)中，用(yong)來(lai)(lai)獲得所要(yao)(yao)求(qiu)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)度(du)的(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);　　(2)粗抽(chou)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(Roughing vacuum pump)：從大氣(qi)壓開(kai)始降低系統(tong)(tong)的(de)壓力(li)到另一(yi)抽(chou)氣(qi)系統(tong)(tong)開(kai)始工作(zuo)(zuo)的(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);　　(3)前(qian)級泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(Backing vacuum pump)：用(yong)來(lai)(lai)維(wei)持另外一(yi)個泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)前(qian)級壓力(li)在其臨界(jie)前(qian)級壓力(li)以下的(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng);　　(4)維(wei)持泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(Holding vacuum pump)：在真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)系統(tong)(tong)中，當氣(qi)體(ti)(ti)量(liang)很(hen)小，不(bu)能有效的(de)利(li)用(yong)主前(qian)級泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。此(ci)時，可以利(li)用(yong)容(rong)量(liang)較小的(de)輔助前(qian)級泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)來(lai)(lai)維(wei)持主泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)工作(zuo)(zuo)或維(wei)持容(rong)器(qi)所需真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)度(du);　　(5)粗/低真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(Rough/Low ...
2020 - 05 - 08
與其(qi)他真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)設備一(yi)樣，旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)在使用過程(cheng)中不(bu)(bu)可(ke)避免地(di)會(hui)出(chu)現一(yi)些問題(ti)或故(gu)(gu)障(zhang)，影響設備的(de)(de)中長期(qi)運(yun)行。只有(you)了(le)解(jie)(jie)了(le)失敗(bai)的(de)(de)原因(yin)，我們才能(neng)更(geng)好地(di)提(ti)出(chu)解(jie)(jie)決(jue)方案。　　1、旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)泵(beng)(beng)(beng)不(bu)(bu)轉動(dong)(dong)(dong)，情況不(bu)(bu)明時不(bu)(bu)先(xian)啟動(dong)(dong)(dong)泵(beng)(beng)(beng)，以(yi)免加(jia)重問題(ti)，用手可(ke)以(yi)移動(dong)(dong)(dong)而不(bu)(bu)能(neng)移動(dong)(dong)(dong)。由于耦合(he)問題(ti)、皮帶打滑、電(dian)(dian)機(ji)接線錯誤、電(dian)(dian)機(ji)損(sun)壞和(he)電(dian)(dian)源故(gu)(gu)障(zhang)，大多(duo)數泵(beng)(beng)(beng)無法旋(xuan)轉。　　2、溫(wen)度過高(gao)，一(yi)般(ban)旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)泵(beng)(beng)(beng)溫(wen)度過高(gao)的(de)(de)原因(yin)是(shi)泵(beng)(beng)(beng)環(huan)境溫(wen)度過高(gao)，進(jin)氣(qi)溫(wen)度過高(gao)，進(jin)氣(qi)冷(leng)卻裝置無效。泵(beng)(beng)(beng)長期(qi)連續運(yun)行的(de)(de)入口(kou)壓力過高(gao)，水(shui)冷(leng)泵(beng)(beng)(beng)的(de)(de)冷(leng)卻水(shui)量(liang)缺乏循環(huan)水(shui)，設計效果不(bu)(bu)好，溫(wen)控(kong)水(shui)量(liang)調節閥(fa)(fa)失效等。　　3、旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)的(de)(de)漏(lou)(lou)油(you)可(ke)能(neng)是(shi)由于密(mi)封老化、裝置不(bu)(bu)當、損(sun)壞和(he)故(gu)(gu)障(zhang)、外觀不(bu)(bu)均勻、雜質(zhi)、粗糙度和(he)鑄件松動(dong)(dong)(dong)造成的(de)(de)。如(ru)果停泵(beng)(beng)(beng)后回油(you)，油(you)將進(jin)入流向氣(qi)鎮(zhen)閥(fa)(fa)，如(ru)果氣(qi)鎮(zhen)閥(fa)(fa)沒有(you)關(guan)閉，油(you)可(ke)能(neng)會(hui)泄(xie)漏(lou)(lou)。制作(zuo)橡膠(jiao)墊時，必須使用耐油(you)橡膠(jiao)。如(ru)果密(mi)封面太大，機(ji)油(you)會(hui)泄(xie)漏(lou)(lou)。　　4、旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)的(de)(de)漏(lou)(lou)水(shui)可(ke)能(neng)發生(sheng)在水(shui)管(guan)接頭、水(shui)套(tao)蓋平面、排(pai)水(shui)管(guan)孔(kong)螺塞，排(pai)水(shui)閥(fa)(fa)等處。水(shui)套(tao)鉆穿、鑄造缺陷、凍裂，也可(ke)能(neng)造成漏(lou)(lou)水(shui)。　　高(gao)溫(wen)和(he)漏(lou)(lou)油(you)是(shi)旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)在使用過程(cheng)中的(de)(de)常見(jian)故(gu)(gu)障(zhang)。因(yin)此，為了(le)避免故(gu)(gu)障(zhang)對工業生(sheng)產進(jin)度的(de)(de)影響，有(you)必要定期(qi)做好設備的(de)(de)日常維護和(he)檢查(cha)工作(zuo)，及時解(jie)(jie)決(jue)問題(ti)。　　恒才機(ji)電(dian)(dian)防爆旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng)廠家主要產品(pin)有(you)2BV、V、VG、VI、VZ、VN、LRP系列(lie)水(shui)環(huan)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng),X、GVD系列(lie)旋(xuan)片(pian)(pian)(pian)真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng),ZJ系列(lie)羅(luo)茨真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng),GXS、DHS、VSD、GHS系列(lie)螺桿真(zhen)(zhen)空(kong)(kong)泵(beng)(beng)(beng),...
2020 - 05 - 14
黃花菜是市面上比較受(shou)歡(huan)迎的(de)(de)(de)蔬(shu)菜之一，為了長期(qi)保存(cun)和(he)運(yun)輸。回采取曬干(gan)和(he)真(zhen)空(kong)(kong)干(gan)燥這兩(liang)種方式(shi)。有(you)機黃花菜加工(gong)(gong)后能(neng)夠增加農(nong)民銷售收入。　　黃花菜干(gan)燥主要(yao)使(shi)用的(de)(de)(de)就是真(zhen)空(kong)(kong)干(gan)燥機，這種設備可以(yi)讓黃花菜快(kuai)速(su)干(gan)燥和(he)殺菌(jun)。實現保質(zhi)期(qi)的(de)(de)(de)延長。今天我們就來介紹(shao)一下真(zhen)空(kong)(kong)干(gan)燥機中的(de)(de)(de)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)真(zhen)空(kong)(kong)泵(beng)(beng)。　　旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)式(shi)真(zhen)空(kong)(kong)泵(beng)(beng)(簡稱旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)泵(beng)(beng))是一種油封式(shi)機械(xie)(xie)真(zhen)空(kong)(kong)泵(beng)(beng)。其工(gong)(gong)作壓(ya)(ya)強(qiang)范圍(wei)為101325~1.33×10-2(Pa)屬于(yu)低真(zhen)空(kong)(kong)泵(beng)(beng)。它可以(yi)單獨使(shi)用，也(ye)可以(yi)作為其它高真(zhen)空(kong)(kong)泵(beng)(beng)或超高真(zhen)空(kong)(kong)泵(beng)(beng)的(de)(de)(de)前級泵(beng)(beng)。它已廣泛地應用于(yu)冶金、機械(xie)(xie)、軍工(gong)(gong)、電子、化工(gong)(gong)、輕工(gong)(gong)、石(shi)油及醫藥等生產和(he)科研部門。　　旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)泵(beng)(beng)主要(yao)由泵(beng)(beng)體(ti)、轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子、旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)、端(duan)蓋(gai)、彈(dan)簧等組成。在(zai)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)泵(beng)(beng)的(de)(de)(de)腔(qiang)(qiang)內偏心地安裝一個(ge)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子，轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子外圓(yuan)與(yu)(yu)泵(beng)(beng)腔(qiang)(qiang)內表面相(xiang)切(二者有(you)很小(xiao)的(de)(de)(de)間隙)，轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子槽內裝有(you)帶(dai)彈(dan)簧的(de)(de)(de)二個(ge)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)。旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)時，靠(kao)離心力和(he)彈(dan)簧的(de)(de)(de)張(zhang)力使(shi)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)頂端(duan)與(yu)(yu)泵(beng)(beng)腔(qiang)(qiang)的(de)(de)(de)內壁保持接觸(chu)，轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)帶(dai)動旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)沿泵(beng)(beng)腔(qiang)(qiang)內壁滑動。　　兩(liang)個(ge)旋(xuan)(xuan)(xuan)片(pian)(pian)(pian)把(ba)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子、泵(beng)(beng)腔(qiang)(qiang)和(he)兩(liang)個(ge)端(duan)蓋(gai)所圍(wei)成的(de)(de)(de)月牙形(xing)空(kong)(kong)間分隔成A、B、C三部分。當(dang)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)子按箭頭方向旋(xuan)(xuan)(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)時，與(yu)(yu)吸氣(qi)(qi)口(kou)相(xiang)通(tong)的(de)(de)(de)空(kong)(kong)間A 的(de)(de)(de)容(rong)積(ji)是逐(zhu)漸(jian)(jian)增大(da)的(de)(de)(de)，正(zheng)處(chu)于(yu)吸氣(qi)(qi)過(guo)程(cheng)(cheng)。而與(yu)(yu)排氣(qi)(qi)口(kou)相(xiang)通(tong)的(de)(de)(de)空(kong)(kong)間C的(de)(de)(de)容(rong)積(ji)是逐(zhu)漸(jian)(jian)縮小(xiao)的(de)(de)(de)，正(zheng)處(chu)于(yu)排氣(qi)(qi)過(guo)程(cheng)(cheng)。居中的(de)(de)(de)空(kong)(kong)間B的(de)(de)(de)容(rong)積(ji)也(ye)是逐(zhu)漸(jian)(jian)減小(xiao)的(de)(de)(de)，正(zheng)處(chu)于(yu)壓(ya)(ya)縮過(guo)程(cheng)(cheng)。由于(yu)空(kong)(kong)間A的(de)(de)(de)容(rong)積(ji)是逐(zhu)漸(jian)(jian)增大(da)(即膨脹)，氣(qi)(qi)體(ti)壓(ya)(ya)強(qiang)降低，泵(beng)(beng)的(de)(de)(de)入口(kou)處(chu)外部氣(qi)(qi)體(ti)壓(ya)(ya)強(qiang)大(da)于(yu)空(kong)(kong)間A內的(de)(de)(de)壓(ya)(ya)強(qiang)，因(yin)此將氣(qi)(qi)體(ti)吸入。當(dang)空(kong)(kong)間A與(yu)(yu)吸氣(qi)(qi)口(kou)隔絕時，即轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)至(zhi)...
產品名稱： 水利(li)引水真空(kong)機組(zu)-真空(kong)引水裝置
上市日期：2022-12-10

用(yong)于水(shui)利行業的真空引水(shui)裝置是由三臺(tai)德國SPECK水(shui)環真空泵、水(shui)氣分離器及PLC電控箱主要部件(jian)組成，水(shui)環真空泵為兩用(yong)一備，氣量為 370m3/h，功率(lv)18KW。
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水利引水真空(kong)機組，真空(kong)引水裝置：


一、真空引水機組配置：

（1）兩(liang)臺真空泵主(zhu)機 {主(zhu)機為德國SPECK VG430，功率(lv)11KW/臺 ， 兩(liang) 臺（兩(liang)用一備）；

（2）前置汽(qi)水分離器；

（3）后置汽水分離器 ；

（4）PLC控制，主要元器件(jian)進口(kou)品牌，提(ti)供真空(kong)機組(zu)運(yun)行、停 止、工作(zuo) 完成及故障(zhang)狀態(tai)等遠程干接點(dian)信號；

（5）提供6套的真(zhen)空引(yin)水(shui)組(zu)(zu)件(jian)(jian)（含引(yin)水(shui)探測(ce)控制組(zu)(zu)件(jian)(jian)、氣(qi)動閥等）


2、真空引水裝置原理：

（1）真空引水裝置啟動前關閉水泵出口電動閥，給氣水分離器內供清水，打開分離器與真空系泵之間供水閥門，選擇真空泵并啟動；

（2）需啟動泵及吸入管路內的氣(qi)體經過閥門(men)、管路及真(zhen)空泵排至(zhi)大氣(qi)；

（3）當系統檢測(ce)到水(shui)(shui)泵(beng)進水(shui)(shui)管內(nei)形(xing)成真(zhen)空，充(chong)滿水(shui)(shui)時，則停真(zhen)空泵(beng)，給(gei)出(chu)啟動水(shui)(shui)泵(beng)信號；

（4）前(qian)置(zhi)汽(qi)水(shui)(shui)(shui)分(fen)離器的作用是防(fang)止(zhi)泵(beng)殼內水(shui)(shui)(shui)進入真空(kong)泵(beng)，前(qian)置(zhi)汽(qi)水(shui)(shui)(shui)分(fen)離器內水(shui)(shui)(shui)位(wei)達到預(yu)先設定的水(shui)(shui)(shui)位(wei)時，系統(tong)自動開啟排水(shui)(shui)(shui)系統(tong)，把水(shui)(shui)(shui)封罐內水(shui)(shui)(shui)放干(gan)凈。
產品(pin)參數(shu)
400-862-5533
產品名稱：

水利引水真空機組-真空引水裝置
上市日期： 2022-12-10

引水真空機組,真空引水裝置

引水真空機組,真空引水裝置

引水真空機組,引水真空系統
產品細節
400-862-5533

水利引水真空機組-真空引水裝置

水利引水真空機組-真空引水裝置

水利引水真空機組-真空引水裝置

水利引水真空機組-真空引水裝置
Case / 案例展示
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