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影響油脂精煉吸附脫色的因素有哪些油(you)(you)(you)(you)(you)脂精煉過(guo)(guo)程(cheng)(cheng)中脫(tuo)(tuo)(tuo)(tuo)色(se)(se)在(zai)于獲得油(you)(you)(you)(you)(you)脂色(se)(se)澤的(de)(de)(de)(de)(de)改善(shan)和為(wei)(wei)油(you)(you)(you)(you)(you)脂脫(tuo)(tuo)(tuo)(tuo)臭提供合格的(de)(de)(de)(de)(de)原料(liao)油(you)(you)(you)(you)(you)品(pin)。因此(ci),油(you)(you)(you)(you)(you)脂精煉過(guo)(guo)程(cheng)(cheng)中脫(tuo)(tuo)(tuo)(tuo)色(se)(se)油(you)(you)(you)(you)(you)脂色(se)(se)度(du)標準的(de)(de)(de)(de)(de)制訂,需要(yao)根據(ju)油(you)(you)(you)(you)(you)脂以及(ji)其(qi)制品(pin)的(de)(de)(de)(de)(de)質(zhi)(zhi)量要(yao)求(qiu),以及(ji)力求(qiu)在(zai)低的(de)(de)(de)(de)(de)損耗下獲得油(you)(you)(you)(you)(you)色(se)(se)在(zai)大(da)限(xian)度(du)上的(de)(de)(de)(de)(de)改善(shan)為(wei)(wei)度(du)。1,油(you)(you)(you)(you)(you)的(de)(de)(de)(de)(de)品(pin)質(zhi)(zhi)以及(ji)前(qian)處理(li)油(you)(you)(you)(you)(you)中的(de)(de)(de)(de)(de)天然(ran)色(se)(se)素較(jiao)易脫(tuo)(tuo)(tuo)(tuo)除,而(er)油(you)(you)(you)(you)(you)料(liao)儲(chu)存(cun)和油(you)(you)(you)(you)(you)脂生(sheng)產過(guo)(guo)程(cheng)(cheng)中形成的(de)(de)(de)(de)(de)新生(sheng)色(se)(se)素或(huo)者因為(wei)(wei)氧(yang)化而(er)固(gu)定了(le)的(de)(de)(de)(de)(de)色(se)(se)素,一(yi)般比較(jiao)難脫(tuo)(tuo)(tuo)(tuo)除。由(you)此(ci)可見,提高毛油(you)(you)(you)(you)(you)質(zhi)(zhi)量,避免油(you)(you)(you)(you)(you)脂在(zai)加(jia)(jia)工環節中的(de)(de)(de)(de)(de)氧(yang)化,才能(neng)確保脫(tuo)(tuo)(tuo)(tuo)色(se)(se)效(xiao)果。油(you)(you)(you)(you)(you)脂精煉脫(tuo)(tuo)(tuo)(tuo)色(se)(se)前(qian)處理(li)的(de)(de)(de)(de)(de)油(you)(you)(you)(you)(you)脂質(zhi)(zhi)量對脫(tuo)(tuo)(tuo)(tuo)色(se)(se)效(xiao)率(lv)的(de)(de)(de)(de)(de)影響(xiang)也甚為(wei)(wei)重(zhong)要(yao)。當待(dai)脫(tuo)(tuo)(tuo)(tuo)色(se)(se)油(you)(you)(you)(you)(you)中殘留膠質(zhi)(zhi)、皂粒和懸浮物雜質(zhi)(zhi)時,這(zhe)些雜質(zhi)(zhi)會占(zhan)據(ju)吸(xi)(xi)(xi)附(fu)(fu)劑(ji)的(de)(de)(de)(de)(de)一(yi)部分活化表面,從而(er)降低脫(tuo)(tuo)(tuo)(tuo)色(se)(se)效(xiao)率(lv)或(huo)者增加(jia)(jia)吸(xi)(xi)(xi)附(fu)(fu)劑(ji)用量。2, 吸(xi)(xi)(xi)附(fu)(fu)劑(ji)的(de)(de)(de)(de)(de)質(zhi)(zhi)量和用量吸(xi)(xi)(xi)附(fu)(fu)劑(ji)是影響(xiang)脫(tuo)(tuo)(tuo)(tuo)色(se)(se)效(xiao)果的(de)(de)(de)(de)(de)關鍵的(de)(de)(de)(de)(de)因素。不同種(zhong)類的(de)(de)(de)(de)(de)吸(xi)(xi)(xi)附(fu)(fu)劑(ji)具(ju)有(you)各(ge)自的(de)(de)(de)(de)(de)特性(xing)(xing)(xing),根據(ju)油(you)(you)(you)(you)(you)脂脫(tuo)(tuo)(tuo)(tuo)色(se)(se)的(de)(de)(de)(de)(de)具(ju)體要(yao)求(qiu),合理(li)選擇吸(xi)(xi)(xi)附(fu)(fu)劑(ji),才能(neng)經濟(ji)地獲得脫(tuo)(tuo)(tuo)(tuo)色(se)(se)效(xiao)果。活性(xing)(xing)(xing)白(bai)土(tu)是油(you)(you)(you)(you)(you)脂脫(tuo)(tuo)(tuo)(tuo)色(se)(se)常(chang)用的(de)(de)(de)(de)(de)吸(xi)(xi)(xi)附(fu)(fu)劑(ji)。不同規格的(de)(de)(de)(de)(de)活性(xing)(xing)(xing)白(bai)土(tu)所表現出的(de)(de)(de)(de)(de)性(xing)(xing)(xing)能(neng)各(ge)異。其(qi)活性(xing)(xing)(xing)度(du)受到(dao)原土(tu)、酸處理(li)、水分等因素的(de)(de)(de)(de)(de)影響(xiang)。在(zai)期望(wang)獲得高活性(xing)(xing)(xing)度(du)的(de)(de)(de)(de)(de)同時,還(huan)應(ying)該考慮到(dao)這(zhe)些因素對油(you)(you)(you)(you)(you)品(pin)酸值、過(guo)(guo)濾速率(lv)以及(ji)油(you)(you)(you)(you)(you)損率(lv)的(de)(de)(de)(de)(de)影響(xiang)。某種(zhong)油(you)(you)(you)(you)(you)品(pin)在(zai)特定脫(tuo)(tuo)(tuo)(tuo)色(se)(se)條(tiao)件下的(de)(de)(de)(de)(de)適活性(xing)(xing)(xing)白(bai)土(tu)以及(ji)添加(jia)(jia)量一(yi)般可通過(guo)(guo)實驗室小樣試驗加(jia)(jia)以優選。了解詳情 →2023-09-26
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軋胚機的保養與事故處理軋(ya)(ya)(ya)(ya)胚(pei)(pei)機(ji)(ji)是油(you)(you)廠的(de)(de)(de)(de)(de)關鍵設備之(zhi)一(yi),售價(jia)高、機(ji)(ji)體笨重(zhong)(zhong)(zhong)、修理費用高。所以在生(sheng)產過程(cheng)中,要(yao)(yao)(yao)精心保養以延長使用壽(shou)命(ming),這(zhe)對于增(zeng)加(jia)(jia)效(xiao)益和(he)降低成(cheng)本(ben)等都有(you)(you)(you)很重(zhong)(zhong)(zhong)要(yao)(yao)(yao)的(de)(de)(de)(de)(de)意義。軋(ya)(ya)(ya)(ya)胚(pei)(pei)機(ji)(ji)經過長期(qi)運轉,往(wang)往(wang)發(fa)(fa)生(sheng)壓(ya)(ya)(ya)(ya)輥(gun)(gun)面兩邊磨損(sun)較(jiao)為嚴重(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)現象,從而(er)影響軋(ya)(ya)(ya)(ya)胚(pei)(pei)效(xiao)果(guo)。所以每周都應該(gai)安排(pai)一(yi)定(ding)時(shi)(shi)(shi)間,用砂輪或(huo)者(zhe)(zhe)(zhe)其他辦(ban)法將軋(ya)(ya)(ya)(ya)輥(gun)(gun)兩邊部分磨一(yi)磨。如果(guo)對油(you)(you)料(liao)(liao)(liao)清雜不(bu)好(hao),石(shi)(shi)頭、小鐵塊等雜質進(jin)入軋(ya)(ya)(ya)(ya)胚(pei)(pei)機(ji)(ji)內,往(wang)往(wang)造成(cheng)輥(gun)(gun)面的(de)(de)(de)(de)(de)點蝕,致使光(guang)滑(hua)的(de)(de)(de)(de)(de)輥(gun)(gun)面出現凹(ao)坑,軋(ya)(ya)(ya)(ya)出的(de)(de)(de)(de)(de)料(liao)(liao)(liao)胚(pei)(pei)厚薄不(bu)均,影響出油(you)(you),這(zhe)時(shi)(shi)(shi)就(jiu)得更換壓(ya)(ya)(ya)(ya)輥(gun)(gun),將有(you)(you)(you)凹(ao)坑的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)輥(gun)(gun)重(zhong)(zhong)(zhong)新車(che)平。壓(ya)(ya)(ya)(ya)輥(gun)(gun)輥(gun)(gun)面積(ji)硬度(du)增(zeng)大(da),車(che)削加(jia)(jia)工比較(jiao)困(kun)難。軋(ya)(ya)(ya)(ya)胚(pei)(pei)機(ji)(ji)有(you)(you)(you)時(shi)(shi)(shi)發(fa)(fa)生(sheng)不(bu)吃(chi)(chi)料(liao)(liao)(liao)或(huo)者(zhe)(zhe)(zhe)吃(chi)(chi)料(liao)(liao)(liao)少的(de)(de)(de)(de)(de)現象。會嚴重(zhong)(zhong)(zhong)影響軋(ya)(ya)(ya)(ya)胚(pei)(pei)機(ji)(ji)的(de)(de)(de)(de)(de)效(xiao)率(lv)。軋(ya)(ya)(ya)(ya)胚(pei)(pei)機(ji)(ji)振(zhen)動大(da)是引起(qi)壓(ya)(ya)(ya)(ya)輥(gun)(gun)不(bu)吃(chi)(chi)料(liao)(liao)(liao)的(de)(de)(de)(de)(de)一(yi)個(ge)重(zhong)(zhong)(zhong)要(yao)(yao)(yao)原(yuan)因。抖動的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)輥(gun)(gun),不(bu)斷(duan)地(di)給油(you)(you)料(liao)(liao)(liao)一(yi)個(ge)向上(shang)的(de)(de)(de)(de)(de)力,使得油(you)(you)料(liao)(liao)(liao)被壓(ya)(ya)(ya)(ya)輥(gun)(gun)拋(pao)起(qi)、落下(xia),始終在兩個(ge)壓(ya)(ya)(ya)(ya)輥(gun)(gun)之(zhi)間跳上(shang)跳下(xia)。發(fa)(fa)生(sheng)壓(ya)(ya)(ya)(ya)輥(gun)(gun)不(bu)吃(chi)(chi)料(liao)(liao)(liao)時(shi)(shi)(shi)候(hou),應該(gai)找出原(yuan)因,絕不(bu)能將光(guang)滑(hua)的(de)(de)(de)(de)(de)輥(gun)(gun)面人為地(di)刨些坑,以此(ci)(ci)增(zeng)加(jia)(jia)摩擦(ca)力而(er)使之(zhi)吃(chi)(chi)料(liao)(liao)(liao)。斷(duan)軸(zhou)和(he)掉(diao)輥(gun)(gun)邊。為了保證軋(ya)(ya)(ya)(ya)胚(pei)(pei)的(de)(de)(de)(de)(de)要(yao)(yao)(yao)求,在軋(ya)(ya)(ya)(ya)輥(gun)(gun)不(bu)平直度(du)逐(zhu)漸加(jia)(jia)大(da)時(shi)(shi)(shi),就(jiu)要(yao)(yao)(yao)增(zeng)加(jia)(jia)彈簧壓(ya)(ya)(ya)(ya)力。這(zhe)樣使軸(zhou)承處總是承受一(yi)個(ge)徑向力,一(yi)旦料(liao)(liao)(liao)流(liu)不(bu)均勻,特(te)別(bie)是進(jin)入鐵器和(he)石(shi)(shi)子等硬物,使兩個(ge)壓(ya)(ya)(ya)(ya)輥(gun)(gun)發(fa)(fa)生(sheng)碰(peng)撞,這(zhe)瞬時(shi)(shi)(shi)的(de)(de)(de)(de)(de)沖(chong)擊力是相當大(da)的(de)(de)(de)(de)(de)。多次的(de)(de)(de)(de)(de)沖(chong)擊的(de)(de)(de)(de)(de)結果(guo),超過軸(zhou)的(de)(de)(de)(de)(de)疲勞限度(du),就(jiu)會發(fa)(fa)生(sheng)斷(duan)軸(zhou)或(huo)者(zhe)(zhe)(zhe)掉(diao)邊現象。所以應該(gai)強調,操作時(shi)(shi)(shi)調節軋(ya)(ya)(ya)(ya)距的(de)(de)(de)(de)(de)彈簧不(bu)要(yao)(yao)(yao)太緊,不(bu)要(yao)(yao)(yao)進(jin)入鐵器,料(liao)(liao)(liao)流(liu)要(yao)(yao)(yao)均勻以及不(bu)要(yao)(yao)(yao)斷(duan)料(liao)(liao)(liao)等,都是防止此(ci)(ci)類(lei)事故發(fa)(fa)生(sheng)的(de)(de)(de)(de)(de)有(you)(you)(you)效(xiao)措施。了解詳情 →2023-09-26
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什么是層蝶式汽提塔?層(ceng)(ceng)蝶(die)式(shi)(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)是國(guo)內(nei)浸(jin)出(chu)油(you)(you)(you)廠(chang)使用較(jiao)多(duo)的(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)種汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)設備(bei)。若按(an)照水(shui)蒸(zheng)(zheng)氣(qi)對混(hun)(hun)合(he)(he)(he)油(you)(you)(you)的(de)(de)(de)(de)(de)(de)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)次(ci)數,層(ceng)(ceng)蝶(die)式(shi)(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)可(ke)分(fen)為單段式(shi)(shi)(shi)和雙段式(shi)(shi)(shi)兩(liang)種。雙段蝶(die)式(shi)(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta),它主要有(you)頂(ding)蓋、上(shang)塔(ta)(ta)(ta)(ta)(ta)體(ti)、中(zhong)塔(ta)(ta)(ta)(ta)(ta)體(ti)、下(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)體(ti)以及(ji)底(di)蓋所組(zu)成。在上(shang)塔(ta)(ta)(ta)(ta)(ta)體(ti)和下(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)體(ti)內(nei)各(ge)有(you)6-9組(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)。每組(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)都由滯流(liu)盤(pan)(pan)(pan)(pan)(pan)、錐形(xing)(xing)分(fen)配(pei)碟(die)(die)(die)和環形(xing)(xing)分(fen)配(pei)碟(die)(die)(die)組(zu)成。上(shang)、下(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)體(ti)的(de)(de)(de)(de)(de)(de)外殼均裝(zhuang)有(you)夾套(tao),在夾套(tao)中(zhong)通(tong)入(ru)343-441kPa的(de)(de)(de)(de)(de)(de)加熱(re)(re)(re)蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)對塔(ta)(ta)(ta)(ta)(ta)內(nei)的(de)(de)(de)(de)(de)(de)混(hun)(hun)合(he)(he)(he)油(you)(you)(you)進(jin)行間(jian)接加熱(re)(re)(re)。中(zhong)塔(ta)(ta)(ta)(ta)(ta)體(ti)和底(di)盤(pan)(pan)(pan)(pan)(pan)內(nei)各(ge)有(you)一(yi)(yi)(yi)組(zu)直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)噴(pen)入(ru)裝(zhuang)置。這組(zu)裝(zhuang)置由集油(you)(you)(you)盤(pan)(pan)(pan)(pan)(pan)、導流(liu)管(guan)、中(zhong)心(xin)管(guan)、直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)噴(pen)管(guan)組(zu)成。來自(zi)(zi)第二蒸(zheng)(zheng)發器(qi)的(de)(de)(de)(de)(de)(de)混(hun)(hun)合(he)(he)(he)油(you)(you)(you),進(jin)入(ru)層(ceng)(ceng)蝶(die)式(shi)(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)的(de)(de)(de)(de)(de)(de)進(jin)油(you)(you)(you)管(guan)之后,自(zi)(zi)上(shang)而(er)下(xia)(xia)(xia)逐次(ci)流(liu)經(jing)每一(yi)(yi)(yi)組(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)。到(dao)達(da)中(zhong)塔(ta)(ta)(ta)(ta)(ta)體(ti)的(de)(de)(de)(de)(de)(de)集油(you)(you)(you)盤(pan)(pan)(pan)(pan)(pan)底(di)的(de)(de)(de)(de)(de)(de)阻攔(lan),被汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)出(chu)的(de)(de)(de)(de)(de)(de)溶劑蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)和水(shui)蒸(zheng)(zheng)氣(qi)繞過集油(you)(you)(you)盤(pan)(pan)(pan)(pan)(pan)向上(shang)移(yi)動,而(er)油(you)(you)(you)被阻留落下(xia)(xia)(xia)。之后,混(hun)(hun)合(he)(he)(he)油(you)(you)(you)又沿著下(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)體(ti)內(nei)的(de)(de)(de)(de)(de)(de)各(ge)組(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)逐次(ci)流(liu)下(xia)(xia)(xia),到(dao)達(da)底(di)蓋內(nei),在直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)噴(pen)入(ru)裝(zhuang)置中(zhong)又一(yi)(yi)(yi)次(ci)被汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti),汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)出(chu)的(de)(de)(de)(de)(de)(de)溶劑蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)和水(shui)蒸(zheng)(zheng)氣(qi)自(zi)(zi)下(xia)(xia)(xia)而(er)上(shang)逐級通(tong)過每一(yi)(yi)(yi)組(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)的(de)(de)(de)(de)(de)(de)空隙,與(yu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)表面流(liu)下(xia)(xia)(xia)的(de)(de)(de)(de)(de)(de)液(ye)(ye)膜狀混(hun)(hun)合(he)(he)(he)油(you)(you)(you)充分(fen)接觸,使混(hun)(hun)合(he)(he)(he)油(you)(you)(you)得到(dao)進(jin)一(yi)(yi)(yi)步汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)。到(dao)達(da)頂(ding)部的(de)(de)(de)(de)(de)(de)混(hun)(hun)合(he)(he)(he)蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)通(tong)過出(chu)氣(qi)管(guan)進(jin)入(ru)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)冷凝器(qi)。經(jing)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)后的(de)(de)(de)(de)(de)(de)浸(jin)出(chu)毛(mao)(mao)油(you)(you)(you)從底(di)部的(de)(de)(de)(de)(de)(de)出(chu)油(you)(you)(you)管(guan)通(tong)過液(ye)(ye)封裝(zhuang)置排出(chu)。層(ceng)(ceng)蝶(die)式(shi)(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)結構較(jiao)為簡單,操作方便,工藝效果好。但(dan)是必(bi)須注意的(de)(de)(de)(de)(de)(de):每一(yi)(yi)(yi)組(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)的(de)(de)(de)(de)(de)(de)制造質量(liang)和是否水(shui)平安裝(zhuang),將影響混(hun)(hun)合(he)(he)(he)油(you)(you)(you)液(ye)(ye)膜的(de)(de)(de)(de)(de)(de)形(xing)(xing)成與(yu)氣(qi)液(ye)(ye)相接觸的(de)(de)(de)(de)(de)(de)面積;直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)含水(shui),會造成毛(mao)(mao)油(you)(you)(you)中(zhong)磷脂的(de)(de)(de)(de)(de)(de)析(xi)出(chu);直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓力(li)過高(gao)或(huo)者用量(liang)過大,會形(xing)(xing)成液(ye)(ye)泛現象(xiang);混(hun)(hun)合(he)(he)(he)油(you)(you)(you)中(zhong)含雜太多(duo),則使汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)表面的(de)(de)(de)(de)(de)(de)結垢現象(xiang)嚴重,毛(mao)(mao)油(you)(you)(you)質量(liang)降低;若采用多(duo)段式(shi)(shi)(shi),應使上(shang)層(ceng)(ceng)直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓力(li)低于(yu)下(xia)(xia)(xia)層(ceng)(ceng)。直接蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)好采用低壓過熱(re)(re)(re)蒸(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。層(ceng)(ceng)蝶(die)式(shi)(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)在檢修時碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)的(de)(de)(de)(de)(de)(de)清理比(bi)較(jiao)麻煩(fan)。了解詳情 →2019-03-05
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油脂精煉脫臭過程中有哪些損耗油脂(zhi)(zhi)(zhi)(zhi)精煉脫(tuo)(tuo)臭(chou)(chou)在任(ren)何(he)情(qing)況下,蒸(zheng)餾(liu)引(yin)起的(de)(de)(de)(de)(de)(de)損(sun)(sun)耗(hao)(hao)(hao)均取(qu)決(jue)于(yu)(yu)脫(tuo)(tuo)臭(chou)(chou)時間、通氣速率(lv)(lv)(lv)、操(cao)(cao)作(zuo)(zuo)壓力和溫(wen)度、油脂(zhi)(zhi)(zhi)(zhi)中游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)和不(bu)皂(zao)化(hua)物的(de)(de)(de)(de)(de)(de)含(han)量(liang)(liang)以及(ji)甘油三脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)酯的(de)(de)(de)(de)(de)(de)組(zu)分(fen)等因(yin)素。在汽(qi)提脫(tuo)(tuo)臭(chou)(chou)過程(cheng)中,有(you)相當(dang)數(shu)量(liang)(liang)的(de)(de)(de)(de)(de)(de)油脂(zhi)(zhi)(zhi)(zhi)是(shi)由(you)于(yu)(yu)飛濺(jian)在汽(qi)提蒸(zheng)汽(qi)中而損(sun)(sun)失的(de)(de)(de)(de)(de)(de)。因(yin)此(ci),脫(tuo)(tuo)臭(chou)(chou)總(zong)損(sun)(sun)耗(hao)(hao)(hao)包括蒸(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)(hao)和飛濺(jian)損(sun)(sun)耗(hao)(hao)(hao)。不(bu)同的(de)(de)(de)(de)(de)(de)油脂(zhi)(zhi)(zhi)(zhi)、設(she)備以及(ji)不(bu)同的(de)(de)(de)(de)(de)(de)操(cao)(cao)作(zuo)(zuo)條(tiao)件(jian),其脫(tuo)(tuo)臭(chou)(chou)總(zong)損(sun)(sun)耗(hao)(hao)(hao)是(shi)不(bu)盡(jin)一(yi)致的(de)(de)(de)(de)(de)(de)。汽(qi)提脫(tuo)(tuo)臭(chou)(chou)過程(cheng)中,低分(fen)子的(de)(de)(de)(de)(de)(de)醛類(lei)、酮類(lei)以及(ji)游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)容易(yi)蒸(zheng)餾(liu)出來,隨著脫(tuo)(tuo)臭(chou)(chou)過程(cheng)的(de)(de)(de)(de)(de)(de)加深(shen),油脂(zhi)(zhi)(zhi)(zhi)內原有(you)的(de)(de)(de)(de)(de)(de)游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)經(jing)過脫(tuo)(tuo)臭(chou)(chou)后幾乎完全被除(chu)去,因(yin)此(ci)蒸(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)(hao)硬包括油脂(zhi)(zhi)(zhi)(zhi)脫(tuo)(tuo)臭(chou)(chou)前的(de)(de)(de)(de)(de)(de)游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)的(de)(de)(de)(de)(de)(de)含(han)量(liang)(liang)。此(ci)外,根據(ju)反應方程(cheng)可(ke)知(zhi),汽(qi)提蒸(zheng)汽(qi)不(bu)可(ke)避免地要引(yin)起部(bu)分(fen)油脂(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)水解,因(yin)油脂(zhi)(zhi)(zhi)(zhi)水解所生成的(de)(de)(de)(de)(de)(de)這(zhe)部(bu)分(fen)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan),也(ye)構成了蒸(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)(hao)。根據(ju)經(jing)驗,當(dang)游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)含(han)量(liang)(liang)降低至0.015%-0.03%時,游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)的(de)(de)(de)(de)(de)(de)脫(tuo)(tuo)除(chu)速率(lv)(lv)(lv)與裂解生成的(de)(de)(de)(de)(de)(de)速率(lv)(lv)(lv)即達到平(ping)衡。蒸(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)(hao)還包括油脂(zhi)(zhi)(zhi)(zhi)中存在的(de)(de)(de)(de)(de)(de)甾醇和其他不(bu)皂(zao)化(hua)物,盡(jin)管這(zhe)部(bu)分(fen)物質較游離(li)(li)(li)脂(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)難于(yu)(yu)揮發,但是(shi)在脫(tuo)(tuo)臭(chou)(chou)餾(liu)出物卻(que)占有(you)一(yi)定的(de)(de)(de)(de)(de)(de)比例(li),它(ta)們構成的(de)(de)(de)(de)(de)(de)蒸(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)(hao)取(qu)決(jue)于(yu)(yu)脫(tuo)(tuo)臭(chou)(chou)操(cao)(cao)作(zuo)(zuo)條(tiao)件(jian)。以大豆油為例(li),在較高(gao)的(de)(de)(de)(de)(de)(de)脫(tuo)(tuo)臭(chou)(chou)溫(wen)度下,甾醇及(ji)不(bu)皂(zao)化(hua)物蒸(zheng)餾(liu)脫(tuo)(tuo)除(chu)率(lv)(lv)(lv)約為60%,而在一(yi)般操(cao)(cao)作(zuo)(zuo)條(tiao)件(jian)下脫(tuo)(tuo)出率(lv)(lv)(lv)較低。了解詳情 →2019-03-05
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油脂加工廠衛生要求油(you)(you)脂(zhi)加工(gong)(gong)(gong)廠(chang)(chang)(chang)的安全衛生(sheng)要(yao)(yao)求(qiu)是油(you)(you)脂(zhi)在(zai)“原料—加工(gong)(gong)(gong)—成品—包(bao)裝—儲運—市場“的全流(liu)程(cheng)中(zhong)(zhong),物(wu)料自始至終處于(yu)(yu)(yu)安全衛生(sheng)和(he)(he)不被污(wu)(wu)染(ran)的環(huan)境(jing)之(zhi)中(zhong)(zhong),油(you)(you)廠(chang)(chang)(chang)設計是在(zai)油(you)(you)脂(zhi)加工(gong)(gong)(gong)中(zhong)(zhong)對(dui)安全衛生(sheng)至關(guan)重要(yao)(yao)的保障,所以(yi)設計中(zhong)(zhong)必(bi)須要(yao)(yao)對(dui)環(huan)境(jing)、生(sheng)產設施、加工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)(yi)以(yi)及(ji)過程(cheng)、檢驗設備(bei)(bei)、貯運過程(cheng)等要(yao)(yao)求(qiu)條件(jian)按照油(you)(you)脂(zhi)法令、規范執(zhi)行。1,廠(chang)(chang)(chang)區環(huan)境(jing) 油(you)(you)廠(chang)(chang)(chang)廠(chang)(chang)(chang)址要(yao)(yao)選擇地勢干燥、交通(tong)(tong)(tong)方便、有(you)充(chong)足水(shui)源的地區,廠(chang)(chang)(chang)區周圍(wei)不得有(you)污(wu)(wu)染(ran)源,要(yao)(yao)遠(yuan)離(li)有(you)害(hai)場所。廠(chang)(chang)(chang)區環(huan)境(jing)要(yao)(yao)衛生(sheng)清潔,物(wu)品堆放整齊(qi),加工(gong)(gong)(gong)后廢棄物(wu)存放要(yao)(yao)遠(yuan)離(li)生(sheng)產車間(jian)(jian)(jian),且(qie)不得位于(yu)(yu)(yu)車間(jian)(jian)(jian)上(shang)風(feng)向(xiang)。2,車間(jian)(jian)(jian)環(huan)境(jing) 車間(jian)(jian)(jian)應保持(chi)整潔,場地應堅硬、平坦,排(pai)水(shui)、通(tong)(tong)(tong)風(feng)良好(hao)。車間(jian)(jian)(jian)應有(you)充(chong)足的空間(jian)(jian)(jian),便于(yu)(yu)(yu)設備(bei)(bei)安裝、維(wei)護、物(wu)料儲存運輸、衛生(sheng)清理人員通(tong)(tong)(tong)行。如場地要(yao)(yao)易于(yu)(yu)(yu)清洗消毒(du)、防霉、防腐,要(yao)(yao)具備(bei)(bei)消毒(du)、防蠅(ying)、防鼠、更衣(yi)、洗滌污(wu)(wu)水(shui)排(pai)放、存放廢棄物(wu)的設施。車間(jian)(jian)(jian)環(huan)境(jing)溫度、濕(shi)度、通(tong)(tong)(tong)風(feng)條件(jian)應該(gai)滿足生(sheng)產工(gong)(gong)(gong)藝(yi)(yi)和(he)(he)規程(cheng)要(yao)(yao)求(qiu)。了解詳情 →2019-03-05
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國務院機構改革:組建國家糧食和物資儲備局3月13日,十三(san)屆全國(guo)(guo)(guo)人大一次(ci)會議召開第(di)四次(ci)全體(ti)會議,聽取國(guo)(guo)(guo)務委(wei)員王勇關于國(guo)(guo)(guo)務院(yuan)機(ji)構(gou)改(gai)革(ge)方(fang)案的(de)說明。該方(fang)案顯(xian)示(shi),將國(guo)(guo)(guo)家(jia)糧食(shi)(shi)局的(de)職(zhi)(zhi)責,國(guo)(guo)(guo)家(jia)發(fa)展和改(gai)革(ge)委(wei)員會的(de)組織實施國(guo)(guo)(guo)家(jia)戰略物資收(shou)(shou)儲、輪(lun)(lun)換和管(guan)理(li),管(guan)理(li)國(guo)(guo)(guo)家(jia)糧食(shi)(shi)、棉(mian)花(hua)和食(shi)(shi)糖儲備(bei)等(deng)職(zhi)(zhi)責,以及民政部、商務部、國(guo)(guo)(guo)家(jia)能源局等(deng)部門的(de)組織實施戰略和應(ying)急儲備(bei)物資收(shou)(shou)儲、輪(lun)(lun)換和日常管(guan)理(li)職(zhi)(zhi)責整合,組建國(guo)(guo)(guo)家(jia)糧食(shi)(shi)和物資儲備(bei)局,由(you)國(guo)(guo)(guo)家(jia)發(fa)展和改(gai)革(ge)委(wei)員會管(guan)理(li)。了解詳情 →2019-03-05
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糧食輸送機電機的選擇電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)在糧食(shi)輸送(song)(song)(song)機(ji)(ji)(ji)中可(ke)以稱得(de)上是(shi)一(yi)個非常(chang)重要的(de)(de)(de)(de)部件(jian),它(ta)是(shi)帶動(dong)(dong)(dong)(dong)(dong)整個糧食(shi)輸送(song)(song)(song)機(ji)(ji)(ji)運(yun)轉(zhuan)的(de)(de)(de)(de)關(guan)鍵(jian)。因此選(xuan)擇好(hao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)對糧食(shi)輸送(song)(song)(song)機(ji)(ji)(ji)來說是(shi)至關(guan)重要的(de)(de)(de)(de)。不只是(shi)因為其(qi)自身(shen)的(de)(de)(de)(de)正(zheng)常(chang)運(yun)轉(zhuan)有必要還因為糧食(shi)輸送(song)(song)(song)機(ji)(ji)(ji)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)能(neng)否正(zheng)常(chang)工(gong)作(zuo)(zuo)關(guan)系著整個糧食(shi)輸送(song)(song)(song)機(ji)(ji)(ji)的(de)(de)(de)(de)正(zheng)常(chang)運(yun)轉(zhuan)和(he)工(gong)作(zuo)(zuo)效(xiao)率。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)作(zuo)(zuo)為糧食(shi)輸送(song)(song)(song)機(ji)(ji)(ji)的(de)(de)(de)(de)驅動(dong)(dong)(dong)(dong)(dong)裝(zhuang)置,在選(xuan)用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)時候盡(jin)量(liang)選(xuan)用(yong)(yong)(yong)(yong)(yong)有短(duan)路(lu)(lu)裝(zhuang)置的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji),這樣做的(de)(de)(de)(de)原因是(shi)因為有短(duan)路(lu)(lu)裝(zhuang)置的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)有一(yi)定(ding)(ding)的(de)(de)(de)(de)保(bao)(bao)護(hu)(hu)(hu)(hu)裝(zhuang)置,主(zhu)要體(ti)現在以下(xia)幾點。1、短(duan)路(lu)(lu)保(bao)(bao)護(hu)(hu)(hu)(hu)宜(yi)(yi)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)熔(rong)斷(duan)(duan)(duan)(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)或(huo)低壓(ya)(ya)斷(duan)(duan)(duan)(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)瞬動(dong)(dong)(dong)(dong)(dong)過電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),也可(ke)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)瞬動(dong)(dong)(dong)(dong)(dong)元件(jian)的(de)(de)(de)(de)過電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)。熔(rong)斷(duan)(duan)(duan)(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)至少在兩(liang)相上裝(zhuang)設。2、熔(rong)斷(duan)(duan)(duan)(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)熔(rong)斷(duan)(duan)(duan)(duan)體(ti)的(de)(de)(de)(de)額(e)(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)應(ying)大于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)的(de)(de)(de)(de)額(e)(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),且(qie)其(qi)安秒(miao)特性曲線計算偏差(cha)后,略(lve)高于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)和(he)啟(qi)(qi)動(dong)(dong)(dong)(dong)(dong)時間的(de)(de)(de)(de)交點。如電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)(dong)(dong)(dong)頻(pin)繁(fan),熔(rong)斷(duan)(duan)(duan)(duan)體(ti)的(de)(de)(de)(de)額(e)(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)再加大1~2級。瞬時電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)或(huo)過電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)瞬動(dong)(dong)(dong)(dong)(dong)元件(jian)的(de)(de)(de)(de)整定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),應(ying)取電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)的(de)(de)(de)(de)2~2.5倍(bei)。3、熱(re)繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)或(huo)過載(zai)脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)整定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),不小于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)額(e)(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),其(qi)值應(ying)接近額(e)(e)(e)定(ding)(ding)值。控(kong)(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)接觸(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)、啟(qi)(qi)動(dong)(dong)(dong)(dong)(dong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)或(huo)專用(yong)(yong)(yong)(yong)(yong)開(kai)關(guan),一(yi)組電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)可(ke)共用(yong)(yong)(yong)(yong)(yong)一(yi)套控(kong)(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),控(kong)(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)應(ying)能(neng)接通和(he)斷(duan)(duan)(duan)(duan)開(kai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)的(de)(de)(de)(de)堵轉(zhuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)。4、連續運(yun)行的(de)(de)(de)(de)帶式輸送(song)(song)(song)機(ji)(ji)(ji),采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)熔(rong)斷(duan)(duan)(duan)(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)(hu)或(huo)短(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)(hu),宜(yi)(yi)裝(zhuang)設斷(duan)(duan)(duan)(duan)相熱(re)繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)(hu)或(huo)溫(wen)度保(bao)(bao)護(hu)(hu)(hu)(hu)。低壓(ya)(ya)保(bao)(bao)護(hu)(hu)(hu)(hu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)低壓(ya)(ya)斷(duan)(duan)(duan)(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)欠電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)或(huo)接觸(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁線圈,其(qi)控(kong)(kong)(kong)制(zhi)回路(lu)(lu)宜(yi)(yi)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)主(zhu)回路(lu)(lu)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)及其(qi)控(kong)(kong)(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)共用(yong)(yong)(yong)(yong)(yong)一(yi)套隔(ge)(ge)離器(qi)(qi)(qi)(qi)(qi)(qi)(qi)。5、低壓(ya)(ya)交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)的(de)(de)(de)(de)回路(lu)(lu)上應(ying)在每臺電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)上裝(zhuang)隔(ge)(ge)離電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),或(huo)共用(yong)(yong)(yong)(yong)(yong)一(yi)套短(duan)路(lu)(lu)保(bao)(bao)護(hu)(hu)(hu)(hu)的(de)(de)(de)(de)一(yi)組電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)共用(yong)(yong)(yong)(yong)(yong)一(yi)套隔(ge)(ge)離電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)主(zhu)回路(lu)(lu)導(dao)線的(de)(de)(de)(de)載(zai)流(liu)(liu)(liu)量(liang)不應(ying)小于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)的(de)(de)(de)(de)額(e)(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),并對其(qi)機(ji)(ji)(ji)械(xie)強度、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)和(he)在短(duan)路(lu)(lu)條件(jian)的(de)(de)(de)(de)熱(re)穩定(ding)(ding)性進(jin)行校(xiao)驗。了解詳情 →2019-03-05