-
影響油脂精煉吸附脫色的因素有哪些油(you)(you)脂(zhi)(zhi)精煉(lian)過(guo)程中(zhong)脫(tuo)(tuo)(tuo)色(se)(se)(se)在于獲(huo)得油(you)(you)脂(zhi)(zhi)色(se)(se)(se)澤的(de)(de)(de)(de)(de)(de)(de)改善和(he)為油(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)臭(chou)提供合(he)格的(de)(de)(de)(de)(de)(de)(de)原(yuan)料油(you)(you)品(pin)(pin)。因此,油(you)(you)脂(zhi)(zhi)精煉(lian)過(guo)程中(zhong)脫(tuo)(tuo)(tuo)色(se)(se)(se)油(you)(you)脂(zhi)(zhi)色(se)(se)(se)度標準的(de)(de)(de)(de)(de)(de)(de)制訂(ding),需(xu)要(yao)(yao)根(gen)據油(you)(you)脂(zhi)(zhi)以(yi)(yi)及其(qi)制品(pin)(pin)的(de)(de)(de)(de)(de)(de)(de)質(zhi)(zhi)(zhi)量要(yao)(yao)求(qiu)(qiu),以(yi)(yi)及力求(qiu)(qiu)在低(di)的(de)(de)(de)(de)(de)(de)(de)損耗(hao)下獲(huo)得油(you)(you)色(se)(se)(se)在大限度上的(de)(de)(de)(de)(de)(de)(de)改善為度。1,油(you)(you)的(de)(de)(de)(de)(de)(de)(de)品(pin)(pin)質(zhi)(zhi)(zhi)以(yi)(yi)及前處(chu)(chu)理油(you)(you)中(zhong)的(de)(de)(de)(de)(de)(de)(de)天(tian)然色(se)(se)(se)素(su)較(jiao)易脫(tuo)(tuo)(tuo)除(chu),而(er)油(you)(you)料儲存和(he)油(you)(you)脂(zhi)(zhi)生產過(guo)程中(zhong)形成的(de)(de)(de)(de)(de)(de)(de)新(xin)生色(se)(se)(se)素(su)或者(zhe)(zhe)因為氧化(hua)(hua)而(er)固定了的(de)(de)(de)(de)(de)(de)(de)色(se)(se)(se)素(su),一般(ban)比較(jiao)難脫(tuo)(tuo)(tuo)除(chu)。由此可(ke)見(jian),提高毛油(you)(you)質(zhi)(zhi)(zhi)量,避免油(you)(you)脂(zhi)(zhi)在加工環節中(zhong)的(de)(de)(de)(de)(de)(de)(de)氧化(hua)(hua),才(cai)能確保脫(tuo)(tuo)(tuo)色(se)(se)(se)效(xiao)果(guo)。油(you)(you)脂(zhi)(zhi)精煉(lian)脫(tuo)(tuo)(tuo)色(se)(se)(se)前處(chu)(chu)理的(de)(de)(de)(de)(de)(de)(de)油(you)(you)脂(zhi)(zhi)質(zhi)(zhi)(zhi)量對脫(tuo)(tuo)(tuo)色(se)(se)(se)效(xiao)率的(de)(de)(de)(de)(de)(de)(de)影響(xiang)也(ye)甚(shen)為重要(yao)(yao)。當待脫(tuo)(tuo)(tuo)色(se)(se)(se)油(you)(you)中(zhong)殘留膠質(zhi)(zhi)(zhi)、皂(zao)粒和(he)懸(xuan)浮物雜(za)質(zhi)(zhi)(zhi)時(shi),這些(xie)雜(za)質(zhi)(zhi)(zhi)會(hui)占(zhan)據吸(xi)(xi)附(fu)(fu)(fu)劑(ji)的(de)(de)(de)(de)(de)(de)(de)一部分活(huo)化(hua)(hua)表面,從(cong)而(er)降低(di)脫(tuo)(tuo)(tuo)色(se)(se)(se)效(xiao)率或者(zhe)(zhe)增加吸(xi)(xi)附(fu)(fu)(fu)劑(ji)用(yong)(yong)量。2, 吸(xi)(xi)附(fu)(fu)(fu)劑(ji)的(de)(de)(de)(de)(de)(de)(de)質(zhi)(zhi)(zhi)量和(he)用(yong)(yong)量吸(xi)(xi)附(fu)(fu)(fu)劑(ji)是(shi)影響(xiang)脫(tuo)(tuo)(tuo)色(se)(se)(se)效(xiao)果(guo)的(de)(de)(de)(de)(de)(de)(de)關鍵的(de)(de)(de)(de)(de)(de)(de)因素(su)。不同種類的(de)(de)(de)(de)(de)(de)(de)吸(xi)(xi)附(fu)(fu)(fu)劑(ji)具有各自(zi)的(de)(de)(de)(de)(de)(de)(de)特(te)(te)性(xing),根(gen)據油(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)色(se)(se)(se)的(de)(de)(de)(de)(de)(de)(de)具體要(yao)(yao)求(qiu)(qiu),合(he)理選擇吸(xi)(xi)附(fu)(fu)(fu)劑(ji),才(cai)能經濟(ji)地獲(huo)得脫(tuo)(tuo)(tuo)色(se)(se)(se)效(xiao)果(guo)。活(huo)性(xing)白土是(shi)油(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)色(se)(se)(se)常(chang)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)吸(xi)(xi)附(fu)(fu)(fu)劑(ji)。不同規格的(de)(de)(de)(de)(de)(de)(de)活(huo)性(xing)白土所表現出的(de)(de)(de)(de)(de)(de)(de)性(xing)能各異。其(qi)活(huo)性(xing)度受(shou)到原(yuan)土、酸(suan)處(chu)(chu)理、水分等因素(su)的(de)(de)(de)(de)(de)(de)(de)影響(xiang)。在期望(wang)獲(huo)得高活(huo)性(xing)度的(de)(de)(de)(de)(de)(de)(de)同時(shi),還應該考(kao)慮到這些(xie)因素(su)對油(you)(you)品(pin)(pin)酸(suan)值、過(guo)濾速率以(yi)(yi)及油(you)(you)損率的(de)(de)(de)(de)(de)(de)(de)影響(xiang)。某(mou)種油(you)(you)品(pin)(pin)在特(te)(te)定脫(tuo)(tuo)(tuo)色(se)(se)(se)條(tiao)件下的(de)(de)(de)(de)(de)(de)(de)適活(huo)性(xing)白土以(yi)(yi)及添加量一般(ban)可(ke)通過(guo)實驗(yan)(yan)室小樣試驗(yan)(yan)加以(yi)(yi)優(you)選。了解詳情 →2023-09-26
-
軋胚機的保養與事故處理軋(ya)(ya)(ya)胚(pei)(pei)機是油(you)(you)廠的(de)(de)(de)(de)(de)關鍵設備之(zhi)一(yi),售價高(gao)、機體笨重(zhong)(zhong)、修理費用高(gao)。所以(yi)在生(sheng)(sheng)產過程(cheng)中,要(yao)(yao)精心保養以(yi)延(yan)長(chang)使(shi)(shi)用壽(shou)命,這(zhe)(zhe)對(dui)于增加效(xiao)益和降低成(cheng)本(ben)等(deng)都有很重(zhong)(zhong)要(yao)(yao)的(de)(de)(de)(de)(de)意義。軋(ya)(ya)(ya)胚(pei)(pei)機經過長(chang)期運轉,往(wang)往(wang)發(fa)(fa)(fa)生(sheng)(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)面(mian)兩(liang)(liang)邊磨(mo)損較為(wei)(wei)嚴重(zhong)(zhong)的(de)(de)(de)(de)(de)現象(xiang),從(cong)而(er)影(ying)響(xiang)軋(ya)(ya)(ya)胚(pei)(pei)效(xiao)果(guo)。所以(yi)每周都應(ying)該(gai)安排一(yi)定時(shi)(shi)間,用砂輪或者其他(ta)辦法(fa)將軋(ya)(ya)(ya)輥(gun)(gun)兩(liang)(liang)邊部分磨(mo)一(yi)磨(mo)。如果(guo)對(dui)油(you)(you)料(liao)(liao)(liao)清雜不(bu)(bu)好,石頭、小鐵塊等(deng)雜質進入(ru)軋(ya)(ya)(ya)胚(pei)(pei)機內,往(wang)往(wang)造成(cheng)輥(gun)(gun)面(mian)的(de)(de)(de)(de)(de)點蝕,致使(shi)(shi)光滑的(de)(de)(de)(de)(de)輥(gun)(gun)面(mian)出現凹坑(keng)(keng)(keng),軋(ya)(ya)(ya)出的(de)(de)(de)(de)(de)料(liao)(liao)(liao)胚(pei)(pei)厚薄不(bu)(bu)均(jun),影(ying)響(xiang)出油(you)(you),這(zhe)(zhe)時(shi)(shi)就(jiu)(jiu)得(de)(de)更換壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun),將有凹坑(keng)(keng)(keng)的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)重(zhong)(zhong)新車平。壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)輥(gun)(gun)面(mian)積硬(ying)度增大,車削加工比較困難。軋(ya)(ya)(ya)胚(pei)(pei)機有時(shi)(shi)發(fa)(fa)(fa)生(sheng)(sheng)不(bu)(bu)吃(chi)料(liao)(liao)(liao)或者吃(chi)料(liao)(liao)(liao)少的(de)(de)(de)(de)(de)現象(xiang)。會嚴重(zhong)(zhong)影(ying)響(xiang)軋(ya)(ya)(ya)胚(pei)(pei)機的(de)(de)(de)(de)(de)效(xiao)率(lv)。軋(ya)(ya)(ya)胚(pei)(pei)機振動(dong)大是引起(qi)壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)不(bu)(bu)吃(chi)料(liao)(liao)(liao)的(de)(de)(de)(de)(de)一(yi)個重(zhong)(zhong)要(yao)(yao)原因。抖(dou)動(dong)的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun),不(bu)(bu)斷(duan)(duan)地給油(you)(you)料(liao)(liao)(liao)一(yi)個向上(shang)的(de)(de)(de)(de)(de)力(li),使(shi)(shi)得(de)(de)油(you)(you)料(liao)(liao)(liao)被(bei)壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)拋起(qi)、落(luo)下,始終在兩(liang)(liang)個壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)之(zhi)間跳上(shang)跳下。發(fa)(fa)(fa)生(sheng)(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)不(bu)(bu)吃(chi)料(liao)(liao)(liao)時(shi)(shi)候,應(ying)該(gai)找(zhao)出原因,絕不(bu)(bu)能將光滑的(de)(de)(de)(de)(de)輥(gun)(gun)面(mian)人為(wei)(wei)地刨些坑(keng)(keng)(keng),以(yi)此(ci)增加摩擦力(li)而(er)使(shi)(shi)之(zhi)吃(chi)料(liao)(liao)(liao)。斷(duan)(duan)軸(zhou)和掉輥(gun)(gun)邊。為(wei)(wei)了保證(zheng)軋(ya)(ya)(ya)胚(pei)(pei)的(de)(de)(de)(de)(de)要(yao)(yao)求(qiu),在軋(ya)(ya)(ya)輥(gun)(gun)不(bu)(bu)平直度逐(zhu)漸(jian)加大時(shi)(shi),就(jiu)(jiu)要(yao)(yao)增加彈簧(huang)壓(ya)(ya)(ya)(ya)(ya)(ya)力(li)。這(zhe)(zhe)樣使(shi)(shi)軸(zhou)承(cheng)處總(zong)是承(cheng)受一(yi)個徑向力(li),一(yi)旦(dan)料(liao)(liao)(liao)流(liu)不(bu)(bu)均(jun)勻(yun),特別(bie)是進入(ru)鐵器和石子等(deng)硬(ying)物,使(shi)(shi)兩(liang)(liang)個壓(ya)(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)發(fa)(fa)(fa)生(sheng)(sheng)碰撞,這(zhe)(zhe)瞬時(shi)(shi)的(de)(de)(de)(de)(de)沖(chong)擊力(li)是相(xiang)當大的(de)(de)(de)(de)(de)。多(duo)次(ci)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,就(jiu)(jiu)會發(fa)(fa)(fa)生(sheng)(sheng)斷(duan)(duan)軸(zhou)或者掉邊現象(xiang)。所以(yi)應(ying)該(gai)強(qiang)調(diao),操作(zuo)時(shi)(shi)調(diao)節軋(ya)(ya)(ya)距(ju)的(de)(de)(de)(de)(de)彈簧(huang)不(bu)(bu)要(yao)(yao)太緊(jin),不(bu)(bu)要(yao)(yao)進入(ru)鐵器,料(liao)(liao)(liao)流(liu)要(yao)(yao)均(jun)勻(yun)以(yi)及不(bu)(bu)要(yao)(yao)斷(duan)(duan)料(liao)(liao)(liao)等(deng),都是防止此(ci)類事故發(fa)(fa)(fa)生(sheng)(sheng)的(de)(de)(de)(de)(de)有效(xiao)措(cuo)施。了解詳情 →2023-09-26
-
什么是層蝶式汽提塔?層(ceng)(ceng)(ceng)(ceng)(ceng)蝶(die)式汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta)是(shi)(shi)國內(nei)浸出(chu)油(you)(you)廠使(shi)用(yong)(yong)較多(duo)的(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)種(zhong)汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)設(she)備(bei)。若按(an)照水蒸(zheng)(zheng)(zheng)(zheng)(zheng)氣(qi)(qi)對混(hun)合(he)油(you)(you)的(de)(de)(de)(de)(de)(de)(de)汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)次(ci)(ci)數,層(ceng)(ceng)(ceng)(ceng)(ceng)蝶(die)式汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta)可分(fen)為單段(duan)式和(he)雙段(duan)式兩種(zhong)。雙段(duan)蝶(die)式汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta),它(ta)主要有頂蓋、上(shang)(shang)(shang)塔(ta)(ta)(ta)體(ti)(ti)(ti)、中(zhong)塔(ta)(ta)(ta)體(ti)(ti)(ti)、下(xia)塔(ta)(ta)(ta)體(ti)(ti)(ti)以及(ji)底蓋所(suo)組(zu)(zu)(zu)(zu)成。在上(shang)(shang)(shang)塔(ta)(ta)(ta)體(ti)(ti)(ti)和(he)下(xia)塔(ta)(ta)(ta)體(ti)(ti)(ti)內(nei)各有6-9組(zu)(zu)(zu)(zu)碟(die)(die)(die)(die)盤(pan)(pan)。每(mei)(mei)組(zu)(zu)(zu)(zu)碟(die)(die)(die)(die)盤(pan)(pan)都由滯流(liu)(liu)盤(pan)(pan)、錐形分(fen)配碟(die)(die)(die)(die)和(he)環形分(fen)配碟(die)(die)(die)(die)組(zu)(zu)(zu)(zu)成。上(shang)(shang)(shang)、下(xia)塔(ta)(ta)(ta)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)外(wai)殼均裝(zhuang)(zhuang)(zhuang)有夾套,在夾套中(zhong)通入(ru)343-441kPa的(de)(de)(de)(de)(de)(de)(de)加熱蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)對塔(ta)(ta)(ta)內(nei)的(de)(de)(de)(de)(de)(de)(de)混(hun)合(he)油(you)(you)進(jin)行間接加熱。中(zhong)塔(ta)(ta)(ta)體(ti)(ti)(ti)和(he)底盤(pan)(pan)內(nei)各有一(yi)(yi)組(zu)(zu)(zu)(zu)直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)噴入(ru)裝(zhuang)(zhuang)(zhuang)置(zhi)。這組(zu)(zu)(zu)(zu)裝(zhuang)(zhuang)(zhuang)置(zhi)由集油(you)(you)盤(pan)(pan)、導流(liu)(liu)管(guan)、中(zhong)心管(guan)、直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)噴管(guan)組(zu)(zu)(zu)(zu)成。來自第二(er)蒸(zheng)(zheng)(zheng)(zheng)(zheng)發器的(de)(de)(de)(de)(de)(de)(de)混(hun)合(he)油(you)(you),進(jin)入(ru)層(ceng)(ceng)(ceng)(ceng)(ceng)蝶(die)式汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta)的(de)(de)(de)(de)(de)(de)(de)進(jin)油(you)(you)管(guan)之后(hou),自上(shang)(shang)(shang)而(er)(er)下(xia)逐次(ci)(ci)流(liu)(liu)經每(mei)(mei)一(yi)(yi)組(zu)(zu)(zu)(zu)碟(die)(die)(die)(die)盤(pan)(pan)。到(dao)達(da)中(zhong)塔(ta)(ta)(ta)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)集油(you)(you)盤(pan)(pan)底的(de)(de)(de)(de)(de)(de)(de)阻攔,被汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)出(chu)的(de)(de)(de)(de)(de)(de)(de)溶劑蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)和(he)水蒸(zheng)(zheng)(zheng)(zheng)(zheng)氣(qi)(qi)繞過(guo)(guo)集油(you)(you)盤(pan)(pan)向上(shang)(shang)(shang)移動(dong),而(er)(er)油(you)(you)被阻留落下(xia)。之后(hou),混(hun)合(he)油(you)(you)又(you)(you)沿著(zhu)下(xia)塔(ta)(ta)(ta)體(ti)(ti)(ti)內(nei)的(de)(de)(de)(de)(de)(de)(de)各組(zu)(zu)(zu)(zu)碟(die)(die)(die)(die)盤(pan)(pan)逐次(ci)(ci)流(liu)(liu)下(xia),到(dao)達(da)底蓋內(nei),在直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)噴入(ru)裝(zhuang)(zhuang)(zhuang)置(zhi)中(zhong)又(you)(you)一(yi)(yi)次(ci)(ci)被汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti),汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)出(chu)的(de)(de)(de)(de)(de)(de)(de)溶劑蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)和(he)水蒸(zheng)(zheng)(zheng)(zheng)(zheng)氣(qi)(qi)自下(xia)而(er)(er)上(shang)(shang)(shang)逐級通過(guo)(guo)每(mei)(mei)一(yi)(yi)組(zu)(zu)(zu)(zu)碟(die)(die)(die)(die)盤(pan)(pan)的(de)(de)(de)(de)(de)(de)(de)空隙,與碟(die)(die)(die)(die)盤(pan)(pan)表面流(liu)(liu)下(xia)的(de)(de)(de)(de)(de)(de)(de)液膜狀混(hun)合(he)油(you)(you)充分(fen)接觸,使(shi)混(hun)合(he)油(you)(you)得到(dao)進(jin)一(yi)(yi)步汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)。到(dao)達(da)頂部的(de)(de)(de)(de)(de)(de)(de)混(hun)合(he)蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)通過(guo)(guo)出(chu)氣(qi)(qi)管(guan)進(jin)入(ru)汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)冷凝器。經汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)后(hou)的(de)(de)(de)(de)(de)(de)(de)浸出(chu)毛油(you)(you)從底部的(de)(de)(de)(de)(de)(de)(de)出(chu)油(you)(you)管(guan)通過(guo)(guo)液封裝(zhuang)(zhuang)(zhuang)置(zhi)排出(chu)。層(ceng)(ceng)(ceng)(ceng)(ceng)蝶(die)式汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta)結構較為簡單,操作(zuo)方便,工藝(yi)效果好。但是(shi)(shi)必須(xu)注意(yi)的(de)(de)(de)(de)(de)(de)(de):每(mei)(mei)一(yi)(yi)組(zu)(zu)(zu)(zu)碟(die)(die)(die)(die)盤(pan)(pan)的(de)(de)(de)(de)(de)(de)(de)制造質(zhi)量和(he)是(shi)(shi)否水平安裝(zhuang)(zhuang)(zhuang),將影響混(hun)合(he)油(you)(you)液膜的(de)(de)(de)(de)(de)(de)(de)形成與氣(qi)(qi)液相(xiang)接觸的(de)(de)(de)(de)(de)(de)(de)面積;直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)含(han)水,會造成毛油(you)(you)中(zhong)磷脂的(de)(de)(de)(de)(de)(de)(de)析(xi)出(chu);直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)力過(guo)(guo)高或(huo)者用(yong)(yong)量過(guo)(guo)大,會形成液泛現象;混(hun)合(he)油(you)(you)中(zhong)含(han)雜太多(duo),則使(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta)碟(die)(die)(die)(die)盤(pan)(pan)表面的(de)(de)(de)(de)(de)(de)(de)結垢現象嚴重,毛油(you)(you)質(zhi)量降(jiang)低;若采用(yong)(yong)多(duo)段(duan)式,應(ying)使(shi)上(shang)(shang)(shang)層(ceng)(ceng)(ceng)(ceng)(ceng)直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)力低于下(xia)層(ceng)(ceng)(ceng)(ceng)(ceng)。直(zhi)(zhi)接蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)好采用(yong)(yong)低壓(ya)過(guo)(guo)熱蒸(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)。層(ceng)(ceng)(ceng)(ceng)(ceng)蝶(die)式汽(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)(ti)(ti)(ti)塔(ta)(ta)(ta)在檢修時碟(die)(die)(die)(die)盤(pan)(pan)的(de)(de)(de)(de)(de)(de)(de)清理比較麻煩。了解詳情 →2019-03-05
-
油脂精煉脫臭過程中有哪些損耗油(you)(you)脂(zhi)(zhi)精煉(lian)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)在(zai)任何情況下,蒸(zheng)(zheng)(zheng)餾(liu)引起(qi)的(de)損(sun)(sun)耗(hao)(hao)均取(qu)(qu)決于(yu)(yu)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)時間、通氣速(su)率、操(cao)作壓力(li)和溫度、油(you)(you)脂(zhi)(zhi)中(zhong)(zhong)游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)和不(bu)皂(zao)化物(wu)的(de)含量以及甘油(you)(you)三脂(zhi)(zhi)肪(fang)(fang)酸(suan)酯的(de)組(zu)分等因(yin)素。在(zai)汽提(ti)(ti)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)過(guo)程(cheng)中(zhong)(zhong),有(you)相當數量的(de)油(you)(you)脂(zhi)(zhi)是由于(yu)(yu)飛濺(jian)在(zai)汽提(ti)(ti)蒸(zheng)(zheng)(zheng)汽中(zhong)(zhong)而損(sun)(sun)失(shi)的(de)。因(yin)此,脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)總(zong)損(sun)(sun)耗(hao)(hao)包括蒸(zheng)(zheng)(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)和飛濺(jian)損(sun)(sun)耗(hao)(hao)。不(bu)同(tong)的(de)油(you)(you)脂(zhi)(zhi)、設備以及不(bu)同(tong)的(de)操(cao)作條(tiao)件(jian),其脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)總(zong)損(sun)(sun)耗(hao)(hao)是不(bu)盡一(yi)致的(de)。汽提(ti)(ti)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)過(guo)程(cheng)中(zhong)(zhong),低分子的(de)醛類、酮類以及游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)容易蒸(zheng)(zheng)(zheng)餾(liu)出來(lai),隨著脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)過(guo)程(cheng)的(de)加深(shen),油(you)(you)脂(zhi)(zhi)內原有(you)的(de)游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)經過(guo)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)后幾乎(hu)完全被(bei)除(chu)去,因(yin)此蒸(zheng)(zheng)(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)硬包括油(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)前的(de)游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)的(de)含量。此外,根據(ju)反應方程(cheng)可(ke)知(zhi),汽提(ti)(ti)蒸(zheng)(zheng)(zheng)汽不(bu)可(ke)避免地要引起(qi)部(bu)分油(you)(you)脂(zhi)(zhi)的(de)水解,因(yin)油(you)(you)脂(zhi)(zhi)水解所生(sheng)成(cheng)的(de)這部(bu)分脂(zhi)(zhi)肪(fang)(fang)酸(suan),也構成(cheng)了蒸(zheng)(zheng)(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)。根據(ju)經驗,當游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)含量降(jiang)低至0.015%-0.03%時,游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)的(de)脫(tuo)(tuo)(tuo)(tuo)除(chu)速(su)率與裂解生(sheng)成(cheng)的(de)速(su)率即(ji)達到平(ping)衡。蒸(zheng)(zheng)(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)還包括油(you)(you)脂(zhi)(zhi)中(zhong)(zhong)存在(zai)的(de)甾醇和其他(ta)不(bu)皂(zao)化物(wu),盡管這部(bu)分物(wu)質較游(you)(you)(you)離(li)脂(zhi)(zhi)肪(fang)(fang)酸(suan)難(nan)于(yu)(yu)揮發(fa),但是在(zai)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)餾(liu)出物(wu)卻占(zhan)有(you)一(yi)定的(de)比(bi)例,它們構成(cheng)的(de)蒸(zheng)(zheng)(zheng)餾(liu)損(sun)(sun)耗(hao)(hao)取(qu)(qu)決于(yu)(yu)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)操(cao)作條(tiao)件(jian)。以大豆油(you)(you)為(wei)例,在(zai)較高(gao)的(de)脫(tuo)(tuo)(tuo)(tuo)臭(chou)(chou)(chou)(chou)溫度下,甾醇及不(bu)皂(zao)化物(wu)蒸(zheng)(zheng)(zheng)餾(liu)脫(tuo)(tuo)(tuo)(tuo)除(chu)率約為(wei)60%,而在(zai)一(yi)般操(cao)作條(tiao)件(jian)下脫(tuo)(tuo)(tuo)(tuo)出率較低。了解詳情 →2019-03-05
-
油脂加工廠衛生要求油(you)(you)脂加(jia)工廠(chang)(chang)的(de)安全衛(wei)生要(yao)(yao)(yao)求(qiu)是油(you)(you)脂在“原料—加(jia)工—成品(pin)—包裝—儲運—市場(chang)“的(de)全流程中,物(wu)料自(zi)始至(zhi)終(zhong)處于(yu)安全衛(wei)生和不(bu)被污染的(de)環(huan)(huan)境(jing)(jing)之中,油(you)(you)廠(chang)(chang)設計(ji)是在油(you)(you)脂加(jia)工中對安全衛(wei)生至(zhi)關重要(yao)(yao)(yao)的(de)保(bao)障(zhang),所以設計(ji)中必須(xu)要(yao)(yao)(yao)對環(huan)(huan)境(jing)(jing)、生產設施、加(jia)工工藝以及過程、檢驗(yan)設備、貯(zhu)運過程等(deng)要(yao)(yao)(yao)求(qiu)條件(jian)按照油(you)(you)脂法令(ling)、規范執行(xing)。1,廠(chang)(chang)區(qu)(qu)環(huan)(huan)境(jing)(jing) 油(you)(you)廠(chang)(chang)廠(chang)(chang)址要(yao)(yao)(yao)選擇地(di)(di)勢(shi)干(gan)燥、交(jiao)通方便、有(you)(you)充足(zu)水源的(de)地(di)(di)區(qu)(qu),廠(chang)(chang)區(qu)(qu)周圍不(bu)得(de)有(you)(you)污染源,要(yao)(yao)(yao)遠離有(you)(you)害場(chang)所。廠(chang)(chang)區(qu)(qu)環(huan)(huan)境(jing)(jing)要(yao)(yao)(yao)衛(wei)生清(qing)潔,物(wu)品(pin)堆放整齊,加(jia)工后廢棄(qi)物(wu)存放要(yao)(yao)(yao)遠離生產車間(jian),且不(bu)得(de)位于(yu)車間(jian)上風(feng)向。2,車間(jian)環(huan)(huan)境(jing)(jing) 車間(jian)應保(bao)持整潔,場(chang)地(di)(di)應堅(jian)硬、平坦,排水、通風(feng)良好(hao)。車間(jian)應有(you)(you)充足(zu)的(de)空間(jian),便于(yu)設備安裝、維護、物(wu)料儲存運輸、衛(wei)生清(qing)理人員通行(xing)。如場(chang)地(di)(di)要(yao)(yao)(yao)易(yi)于(yu)清(qing)洗消毒(du)、防霉、防腐,要(yao)(yao)(yao)具備消毒(du)、防蠅、防鼠、更衣、洗滌污水排放、存放廢棄(qi)物(wu)的(de)設施。車間(jian)環(huan)(huan)境(jing)(jing)溫度、濕度、通風(feng)條件(jian)應該滿足(zu)生產工藝和規程要(yao)(yao)(yao)求(qiu)。了解詳情 →2019-03-05
-
國務院機構改革:組建國家糧食和物資儲備局3月13日,十三屆全國(guo)(guo)(guo)人大一次(ci)(ci)會(hui)(hui)議召開第四次(ci)(ci)全體會(hui)(hui)議,聽(ting)取(qu)國(guo)(guo)(guo)務委(wei)(wei)員(yuan)王(wang)勇(yong)關于(yu)國(guo)(guo)(guo)務院機構改(gai)革方案(an)(an)的說明。該方案(an)(an)顯示,將國(guo)(guo)(guo)家(jia)(jia)糧食(shi)局的職責(ze),國(guo)(guo)(guo)家(jia)(jia)發(fa)展和(he)(he)改(gai)革委(wei)(wei)員(yuan)會(hui)(hui)的組(zu)織實施(shi)國(guo)(guo)(guo)家(jia)(jia)戰(zhan)略物資收(shou)儲、輪換和(he)(he)管理,管理國(guo)(guo)(guo)家(jia)(jia)糧食(shi)、棉花和(he)(he)食(shi)糖(tang)儲備(bei)等職責(ze),以(yi)及(ji)民政部(bu)、商務部(bu)、國(guo)(guo)(guo)家(jia)(jia)能(neng)源(yuan)局等部(bu)門的組(zu)織實施(shi)戰(zhan)略和(he)(he)應急(ji)儲備(bei)物資收(shou)儲、輪換和(he)(he)日常(chang)管理職責(ze)整(zheng)合,組(zu)建國(guo)(guo)(guo)家(jia)(jia)糧食(shi)和(he)(he)物資儲備(bei)局,由國(guo)(guo)(guo)家(jia)(jia)發(fa)展和(he)(he)改(gai)革委(wei)(wei)員(yuan)會(hui)(hui)管理。了解詳情 →2019-03-05
-
糧食輸送機電機的選擇電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)在(zai)糧(liang)食(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)中可以稱得上(shang)是(shi)一(yi)(yi)(yi)(yi)個非常(chang)(chang)重(zhong)要(yao)(yao)(yao)的(de)(de)部(bu)件(jian)(jian),它是(shi)帶動(dong)(dong)(dong)(dong)(dong)(dong)(dong)整(zheng)(zheng)(zheng)個糧(liang)食(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)運(yun)轉(zhuan)的(de)(de)關鍵。因此選(xuan)擇好電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)對糧(liang)食(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)來說是(shi)至關重(zhong)要(yao)(yao)(yao)的(de)(de)。不只是(shi)因為其(qi)(qi)自(zi)身的(de)(de)正(zheng)(zheng)(zheng)常(chang)(chang)運(yun)轉(zhuan)有必(bi)要(yao)(yao)(yao)還因為糧(liang)食(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)能否正(zheng)(zheng)(zheng)常(chang)(chang)工(gong)作關系著(zhu)整(zheng)(zheng)(zheng)個糧(liang)食(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)正(zheng)(zheng)(zheng)常(chang)(chang)運(yun)轉(zhuan)和工(gong)作效率(lv)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)作為糧(liang)食(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)驅(qu)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)(zhuang)置(zhi),在(zai)選(xuan)用(yong)(yong)的(de)(de)時(shi)候盡量選(xuan)用(yong)(yong)有短路裝(zhuang)(zhuang)置(zhi)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),這樣做(zuo)的(de)(de)原因是(shi)因為有短路裝(zhuang)(zhuang)置(zhi)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)有一(yi)(yi)(yi)(yi)定(ding)(ding)(ding)(ding)的(de)(de)保(bao)護裝(zhuang)(zhuang)置(zhi),主要(yao)(yao)(yao)體現在(zai)以下幾點(dian)(dian)。1、短路保(bao)護宜(yi)(yi)采(cai)(cai)(cai)(cai)(cai)用(yong)(yong)熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)或(huo)(huo)(huo)低(di)(di)壓斷(duan)路器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)瞬動(dong)(dong)(dong)(dong)(dong)(dong)(dong)過(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi),也(ye)可采(cai)(cai)(cai)(cai)(cai)用(yong)(yong)瞬動(dong)(dong)(dong)(dong)(dong)(dong)(dong)元(yuan)件(jian)(jian)的(de)(de)過(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)。熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)至少(shao)在(zai)兩(liang)相(xiang)上(shang)裝(zhuang)(zhuang)設。2、熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)熔(rong)斷(duan)體的(de)(de)額(e)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)應(ying)大于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)額(e)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),且其(qi)(qi)安秒特性(xing)曲線計算偏差(cha)后,略高于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)啟(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)和啟(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)時(shi)間的(de)(de)交(jiao)點(dian)(dian)。如(ru)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)啟(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)頻繁,熔(rong)斷(duan)體的(de)(de)額(e)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)再加大1~2級(ji)。瞬時(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)或(huo)(huo)(huo)過(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)瞬動(dong)(dong)(dong)(dong)(dong)(dong)(dong)元(yuan)件(jian)(jian)的(de)(de)整(zheng)(zheng)(zheng)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),應(ying)取電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)啟(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的(de)(de)2~2.5倍。3、熱繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)或(huo)(huo)(huo)過(guo)(guo)載脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)整(zheng)(zheng)(zheng)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),不小(xiao)于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)額(e)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),其(qi)(qi)值應(ying)接(jie)(jie)近額(e)定(ding)(ding)(ding)(ding)值。控制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)采(cai)(cai)(cai)(cai)(cai)用(yong)(yong)接(jie)(jie)觸器(qi)(qi)(qi)(qi)(qi)(qi)、啟(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)器(qi)(qi)(qi)(qi)(qi)(qi)或(huo)(huo)(huo)專用(yong)(yong)開關,一(yi)(yi)(yi)(yi)組(zu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)可共(gong)用(yong)(yong)一(yi)(yi)(yi)(yi)套(tao)控制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi),控制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)應(ying)能接(jie)(jie)通和斷(duan)開電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)堵(du)轉(zhuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)。4、連(lian)續運(yun)行(xing)的(de)(de)帶式(shi)輸送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),采(cai)(cai)(cai)(cai)(cai)用(yong)(yong)熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)保(bao)護或(huo)(huo)(huo)短路器(qi)(qi)(qi)(qi)(qi)(qi)保(bao)護,宜(yi)(yi)裝(zhuang)(zhuang)設斷(duan)相(xiang)熱繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)保(bao)護或(huo)(huo)(huo)溫度保(bao)護。低(di)(di)壓保(bao)護器(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)采(cai)(cai)(cai)(cai)(cai)用(yong)(yong)低(di)(di)壓斷(duan)路器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)欠(qian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓脫(tuo)扣(kou)器(qi)(qi)(qi)(qi)(qi)(qi)或(huo)(huo)(huo)接(jie)(jie)觸器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁線圈,其(qi)(qi)控制回(hui)路宜(yi)(yi)采(cai)(cai)(cai)(cai)(cai)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)主回(hui)路供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)及其(qi)(qi)控制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)共(gong)用(yong)(yong)一(yi)(yi)(yi)(yi)套(tao)隔離器(qi)(qi)(qi)(qi)(qi)(qi)。5、低(di)(di)壓交(jiao)流(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)回(hui)路上(shang)應(ying)在(zai)每臺電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)上(shang)裝(zhuang)(zhuang)隔離電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi),或(huo)(huo)(huo)共(gong)用(yong)(yong)一(yi)(yi)(yi)(yi)套(tao)短路保(bao)護的(de)(de)一(yi)(yi)(yi)(yi)組(zu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)共(gong)用(yong)(yong)一(yi)(yi)(yi)(yi)套(tao)隔離電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)主回(hui)路導線的(de)(de)載流(liu)(liu)量不應(ying)小(xiao)于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)額(e)定(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),并對其(qi)(qi)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械強(qiang)度、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓和在(zai)短路條(tiao)件(jian)(jian)的(de)(de)熱穩(wen)定(ding)(ding)(ding)(ding)性(xing)進行(xing)校驗(yan)。了解詳情 →2019-03-05