-
影響油脂精煉吸附脫色的因素有哪些油(you)(you)(you)脂(zhi)(zhi)精(jing)(jing)煉過(guo)(guo)程中脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)在(zai)(zai)于獲(huo)(huo)得(de)(de)(de)油(you)(you)(you)脂(zhi)(zhi)色(se)(se)(se)(se)澤的(de)(de)(de)(de)(de)(de)改善(shan)和(he)(he)為(wei)油(you)(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)(tuo)臭(chou)提(ti)(ti)供合格的(de)(de)(de)(de)(de)(de)原(yuan)(yuan)料油(you)(you)(you)品。因(yin)此,油(you)(you)(you)脂(zhi)(zhi)精(jing)(jing)煉過(guo)(guo)程中脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)油(you)(you)(you)脂(zhi)(zhi)色(se)(se)(se)(se)度(du)(du)標準的(de)(de)(de)(de)(de)(de)制(zhi)(zhi)訂,需要(yao)(yao)(yao)根(gen)據(ju)油(you)(you)(you)脂(zhi)(zhi)以(yi)及(ji)(ji)其制(zhi)(zhi)品的(de)(de)(de)(de)(de)(de)質(zhi)量要(yao)(yao)(yao)求(qiu),以(yi)及(ji)(ji)力求(qiu)在(zai)(zai)低(di)的(de)(de)(de)(de)(de)(de)損(sun)耗(hao)下獲(huo)(huo)得(de)(de)(de)油(you)(you)(you)色(se)(se)(se)(se)在(zai)(zai)大限(xian)度(du)(du)上(shang)的(de)(de)(de)(de)(de)(de)改善(shan)為(wei)度(du)(du)。1,油(you)(you)(you)的(de)(de)(de)(de)(de)(de)品質(zhi)以(yi)及(ji)(ji)前(qian)處理油(you)(you)(you)中的(de)(de)(de)(de)(de)(de)天(tian)然(ran)色(se)(se)(se)(se)素(su)(su)較易脫(tuo)(tuo)(tuo)(tuo)除,而(er)油(you)(you)(you)料儲存(cun)和(he)(he)油(you)(you)(you)脂(zhi)(zhi)生產過(guo)(guo)程中形成的(de)(de)(de)(de)(de)(de)新(xin)生色(se)(se)(se)(se)素(su)(su)或者(zhe)因(yin)為(wei)氧(yang)化而(er)固(gu)定了的(de)(de)(de)(de)(de)(de)色(se)(se)(se)(se)素(su)(su),一(yi)般比較難脫(tuo)(tuo)(tuo)(tuo)除。由此可見,提(ti)(ti)高(gao)毛油(you)(you)(you)質(zhi)量,避(bi)免油(you)(you)(you)脂(zhi)(zhi)在(zai)(zai)加(jia)工環節中的(de)(de)(de)(de)(de)(de)氧(yang)化,才(cai)能確保脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)效(xiao)果(guo)。油(you)(you)(you)脂(zhi)(zhi)精(jing)(jing)煉脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)前(qian)處理的(de)(de)(de)(de)(de)(de)油(you)(you)(you)脂(zhi)(zhi)質(zhi)量對脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)效(xiao)率的(de)(de)(de)(de)(de)(de)影響也(ye)甚(shen)為(wei)重要(yao)(yao)(yao)。當(dang)待脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)油(you)(you)(you)中殘留膠質(zhi)、皂粒和(he)(he)懸浮物雜質(zhi)時(shi),這些(xie)雜質(zhi)會占(zhan)據(ju)吸附(fu)劑(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)一(yi)部分(fen)活(huo)化表面,從而(er)降低(di)脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)效(xiao)率或者(zhe)增加(jia)吸附(fu)劑(ji)(ji)(ji)用(yong)量。2, 吸附(fu)劑(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)質(zhi)量和(he)(he)用(yong)量吸附(fu)劑(ji)(ji)(ji)是(shi)影響脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)效(xiao)果(guo)的(de)(de)(de)(de)(de)(de)關鍵的(de)(de)(de)(de)(de)(de)因(yin)素(su)(su)。不同(tong)種(zhong)類的(de)(de)(de)(de)(de)(de)吸附(fu)劑(ji)(ji)(ji)具有各自的(de)(de)(de)(de)(de)(de)特性(xing),根(gen)據(ju)油(you)(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)的(de)(de)(de)(de)(de)(de)具體要(yao)(yao)(yao)求(qiu),合理選擇吸附(fu)劑(ji)(ji)(ji),才(cai)能經濟(ji)地獲(huo)(huo)得(de)(de)(de)脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)效(xiao)果(guo)。活(huo)性(xing)白土(tu)(tu)是(shi)油(you)(you)(you)脂(zhi)(zhi)脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)常用(yong)的(de)(de)(de)(de)(de)(de)吸附(fu)劑(ji)(ji)(ji)。不同(tong)規(gui)格的(de)(de)(de)(de)(de)(de)活(huo)性(xing)白土(tu)(tu)所表現出的(de)(de)(de)(de)(de)(de)性(xing)能各異。其活(huo)性(xing)度(du)(du)受到原(yuan)(yuan)土(tu)(tu)、酸處理、水分(fen)等因(yin)素(su)(su)的(de)(de)(de)(de)(de)(de)影響。在(zai)(zai)期望獲(huo)(huo)得(de)(de)(de)高(gao)活(huo)性(xing)度(du)(du)的(de)(de)(de)(de)(de)(de)同(tong)時(shi),還應該考慮到這些(xie)因(yin)素(su)(su)對油(you)(you)(you)品酸值(zhi)、過(guo)(guo)濾速率以(yi)及(ji)(ji)油(you)(you)(you)損(sun)率的(de)(de)(de)(de)(de)(de)影響。某(mou)種(zhong)油(you)(you)(you)品在(zai)(zai)特定脫(tuo)(tuo)(tuo)(tuo)色(se)(se)(se)(se)條(tiao)件下的(de)(de)(de)(de)(de)(de)適活(huo)性(xing)白土(tu)(tu)以(yi)及(ji)(ji)添加(jia)量一(yi)般可通過(guo)(guo)實驗室小樣試驗加(jia)以(yi)優選。了解詳情 →2023-09-26
-
軋胚機的保養與事故處理軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)機(ji)(ji)(ji)是油(you)廠的(de)(de)(de)(de)(de)關鍵(jian)設(she)備之(zhi)一(yi)(yi),售價高、機(ji)(ji)(ji)體笨重、修理(li)費用高。所以(yi)在生(sheng)產過(guo)程中,要(yao)(yao)精心保養以(yi)延長(chang)使用壽命,這對于(yu)增(zeng)加效(xiao)益和(he)降(jiang)低成本(ben)等都有(you)很重要(yao)(yao)的(de)(de)(de)(de)(de)意義。軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)機(ji)(ji)(ji)經過(guo)長(chang)期運轉,往(wang)往(wang)發(fa)生(sheng)壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)面兩邊(bian)磨(mo)(mo)損較為(wei)嚴重的(de)(de)(de)(de)(de)現(xian)(xian)象(xiang),從而(er)影(ying)響(xiang)軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)效(xiao)果。所以(yi)每周都應該安(an)排一(yi)(yi)定時間,用砂(sha)輪或(huo)者(zhe)(zhe)其他(ta)辦法將(jiang)(jiang)軋(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)兩邊(bian)部分磨(mo)(mo)一(yi)(yi)磨(mo)(mo)。如果對油(you)料(liao)(liao)清(qing)雜(za)不(bu)(bu)(bu)(bu)(bu)好,石頭(tou)、小鐵塊(kuai)等雜(za)質進入軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)機(ji)(ji)(ji)內,往(wang)往(wang)造(zao)成輥(gun)(gun)(gun)(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)(gun)(gun)(gun)面出(chu)現(xian)(xian)凹坑,軋(ya)(ya)(ya)(ya)(ya)出(chu)的(de)(de)(de)(de)(de)料(liao)(liao)胚(pei)(pei)(pei)(pei)厚薄不(bu)(bu)(bu)(bu)(bu)均,影(ying)響(xiang)出(chu)油(you),這時就得更換(huan)壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun),將(jiang)(jiang)有(you)凹坑的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)重新車(che)平。壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)輥(gun)(gun)(gun)(gun)(gun)面積硬度(du)(du)增(zeng)大,車(che)削加工比(bi)較困難。軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)機(ji)(ji)(ji)有(you)時發(fa)生(sheng)不(bu)(bu)(bu)(bu)(bu)吃料(liao)(liao)或(huo)者(zhe)(zhe)吃料(liao)(liao)少的(de)(de)(de)(de)(de)現(xian)(xian)象(xiang)。會(hui)(hui)嚴重影(ying)響(xiang)軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)機(ji)(ji)(ji)的(de)(de)(de)(de)(de)效(xiao)率。軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)機(ji)(ji)(ji)振(zhen)動大是引起壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)不(bu)(bu)(bu)(bu)(bu)吃料(liao)(liao)的(de)(de)(de)(de)(de)一(yi)(yi)個重要(yao)(yao)原因。抖動的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun),不(bu)(bu)(bu)(bu)(bu)斷(duan)地給油(you)料(liao)(liao)一(yi)(yi)個向上的(de)(de)(de)(de)(de)力,使得油(you)料(liao)(liao)被壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)拋起、落下(xia),始終在兩個壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)之(zhi)間跳上跳下(xia)。發(fa)生(sheng)壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)不(bu)(bu)(bu)(bu)(bu)吃料(liao)(liao)時候,應該找(zhao)出(chu)原因,絕不(bu)(bu)(bu)(bu)(bu)能將(jiang)(jiang)光(guang)滑(hua)的(de)(de)(de)(de)(de)輥(gun)(gun)(gun)(gun)(gun)面人為(wei)地刨些坑,以(yi)此增(zeng)加摩擦(ca)力而(er)使之(zhi)吃料(liao)(liao)。斷(duan)軸和(he)掉輥(gun)(gun)(gun)(gun)(gun)邊(bian)。為(wei)了保證軋(ya)(ya)(ya)(ya)(ya)胚(pei)(pei)(pei)(pei)的(de)(de)(de)(de)(de)要(yao)(yao)求,在軋(ya)(ya)(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)不(bu)(bu)(bu)(bu)(bu)平直(zhi)度(du)(du)逐(zhu)漸加大時,就要(yao)(yao)增(zeng)加彈(dan)簧壓(ya)(ya)(ya)力。這樣使軸承處總是承受(shou)一(yi)(yi)個徑向力,一(yi)(yi)旦(dan)料(liao)(liao)流不(bu)(bu)(bu)(bu)(bu)均勻,特(te)別是進入鐵器和(he)石子等硬物(wu),使兩個壓(ya)(ya)(ya)輥(gun)(gun)(gun)(gun)(gun)發(fa)生(sheng)碰撞,這瞬(shun)時的(de)(de)(de)(de)(de)沖擊力是相當大的(de)(de)(de)(de)(de)。多次的(de)(de)(de)(de)(de)沖擊的(de)(de)(de)(de)(de)結果,超過(guo)軸的(de)(de)(de)(de)(de)疲勞限度(du)(du),就會(hui)(hui)發(fa)生(sheng)斷(duan)軸或(huo)者(zhe)(zhe)掉邊(bian)現(xian)(xian)象(xiang)。所以(yi)應該強調(diao),操作時調(diao)節軋(ya)(ya)(ya)(ya)(ya)距的(de)(de)(de)(de)(de)彈(dan)簧不(bu)(bu)(bu)(bu)(bu)要(yao)(yao)太(tai)緊(jin),不(bu)(bu)(bu)(bu)(bu)要(yao)(yao)進入鐵器,料(liao)(liao)流要(yao)(yao)均勻以(yi)及(ji)不(bu)(bu)(bu)(bu)(bu)要(yao)(yao)斷(duan)料(liao)(liao)等,都是防止此類事故發(fa)生(sheng)的(de)(de)(de)(de)(de)有(you)效(xiao)措施。了解詳情 →2023-09-26
-
什么是層蝶式汽提塔?層(ceng)(ceng)(ceng)蝶(die)式(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta)是國內(nei)浸出(chu)油(you)(you)廠(chang)使用(yong)(yong)較多(duo)的(de)(de)(de)一種汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)設備。若按照(zhao)水(shui)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)氣(qi)對(dui)混(hun)合(he)(he)(he)(he)油(you)(you)的(de)(de)(de)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)次數(shu),層(ceng)(ceng)(ceng)蝶(die)式(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta)可分(fen)為(wei)單段(duan)式(shi)(shi)和(he)(he)雙段(duan)式(shi)(shi)兩種。雙段(duan)蝶(die)式(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta),它主要有頂蓋(gai)、上(shang)(shang)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)、中(zhong)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)、下(xia)(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)以及底(di)蓋(gai)所組(zu)(zu)成(cheng)。在(zai)(zai)上(shang)(shang)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)和(he)(he)下(xia)(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)內(nei)各有6-9組(zu)(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)。每組(zu)(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)都由(you)滯流(liu)盤(pan)(pan)(pan)(pan)(pan)、錐形(xing)分(fen)配碟(die)(die)(die)和(he)(he)環形(xing)分(fen)配碟(die)(die)(die)組(zu)(zu)成(cheng)。上(shang)(shang)、下(xia)(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)的(de)(de)(de)外殼均裝(zhuang)有夾套,在(zai)(zai)夾套中(zhong)通入(ru)(ru)343-441kPa的(de)(de)(de)加熱(re)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)對(dui)塔(ta)(ta)(ta)(ta)(ta)(ta)內(nei)的(de)(de)(de)混(hun)合(he)(he)(he)(he)油(you)(you)進(jin)行(xing)間(jian)接(jie)加熱(re)。中(zhong)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)和(he)(he)底(di)盤(pan)(pan)(pan)(pan)(pan)內(nei)各有一組(zu)(zu)直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)噴入(ru)(ru)裝(zhuang)置(zhi)。這組(zu)(zu)裝(zhuang)置(zhi)由(you)集(ji)油(you)(you)盤(pan)(pan)(pan)(pan)(pan)、導流(liu)管、中(zhong)心管、直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)噴管組(zu)(zu)成(cheng)。來自(zi)(zi)第二蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)發器(qi)的(de)(de)(de)混(hun)合(he)(he)(he)(he)油(you)(you),進(jin)入(ru)(ru)層(ceng)(ceng)(ceng)蝶(die)式(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta)的(de)(de)(de)進(jin)油(you)(you)管之后,自(zi)(zi)上(shang)(shang)而(er)下(xia)(xia)(xia)(xia)逐(zhu)次流(liu)經每一組(zu)(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)。到達(da)中(zhong)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)的(de)(de)(de)集(ji)油(you)(you)盤(pan)(pan)(pan)(pan)(pan)底(di)的(de)(de)(de)阻(zu)攔,被汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)出(chu)的(de)(de)(de)溶(rong)(rong)劑蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)和(he)(he)水(shui)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)氣(qi)繞(rao)過(guo)集(ji)油(you)(you)盤(pan)(pan)(pan)(pan)(pan)向上(shang)(shang)移動(dong),而(er)油(you)(you)被阻(zu)留落下(xia)(xia)(xia)(xia)。之后,混(hun)合(he)(he)(he)(he)油(you)(you)又沿著下(xia)(xia)(xia)(xia)塔(ta)(ta)(ta)(ta)(ta)(ta)體(ti)(ti)內(nei)的(de)(de)(de)各組(zu)(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)逐(zhu)次流(liu)下(xia)(xia)(xia)(xia),到達(da)底(di)蓋(gai)內(nei),在(zai)(zai)直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)噴入(ru)(ru)裝(zhuang)置(zhi)中(zhong)又一次被汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti),汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)出(chu)的(de)(de)(de)溶(rong)(rong)劑蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)和(he)(he)水(shui)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)氣(qi)自(zi)(zi)下(xia)(xia)(xia)(xia)而(er)上(shang)(shang)逐(zhu)級通過(guo)每一組(zu)(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)的(de)(de)(de)空隙(xi),與碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)表面(mian)(mian)流(liu)下(xia)(xia)(xia)(xia)的(de)(de)(de)液(ye)膜(mo)狀混(hun)合(he)(he)(he)(he)油(you)(you)充分(fen)接(jie)觸,使混(hun)合(he)(he)(he)(he)油(you)(you)得到進(jin)一步汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)。到達(da)頂部的(de)(de)(de)混(hun)合(he)(he)(he)(he)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)通過(guo)出(chu)氣(qi)管進(jin)入(ru)(ru)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)冷凝(ning)器(qi)。經汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)后的(de)(de)(de)浸出(chu)毛(mao)油(you)(you)從底(di)部的(de)(de)(de)出(chu)油(you)(you)管通過(guo)液(ye)封裝(zhuang)置(zhi)排出(chu)。層(ceng)(ceng)(ceng)蝶(die)式(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta)結構較為(wei)簡單,操作方(fang)便,工(gong)藝效果好(hao)。但是必須注意(yi)的(de)(de)(de):每一組(zu)(zu)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)的(de)(de)(de)制造(zao)質(zhi)量(liang)和(he)(he)是否水(shui)平安裝(zhuang),將影(ying)響(xiang)混(hun)合(he)(he)(he)(he)油(you)(you)液(ye)膜(mo)的(de)(de)(de)形(xing)成(cheng)與氣(qi)液(ye)相(xiang)接(jie)觸的(de)(de)(de)面(mian)(mian)積;直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)含水(shui),會(hui)(hui)造(zao)成(cheng)毛(mao)油(you)(you)中(zhong)磷脂的(de)(de)(de)析出(chu);直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)力(li)過(guo)高或者用(yong)(yong)量(liang)過(guo)大,會(hui)(hui)形(xing)成(cheng)液(ye)泛現(xian)象;混(hun)合(he)(he)(he)(he)油(you)(you)中(zhong)含雜太多(duo),則使汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta)碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)表面(mian)(mian)的(de)(de)(de)結垢現(xian)象嚴重,毛(mao)油(you)(you)質(zhi)量(liang)降低(di);若采(cai)用(yong)(yong)多(duo)段(duan)式(shi)(shi),應使上(shang)(shang)層(ceng)(ceng)(ceng)直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)力(li)低(di)于下(xia)(xia)(xia)(xia)層(ceng)(ceng)(ceng)。直(zhi)接(jie)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)好(hao)采(cai)用(yong)(yong)低(di)壓(ya)(ya)過(guo)熱(re)蒸(zheng)(zheng)(zheng)(zheng)(zheng)(zheng)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)。層(ceng)(ceng)(ceng)蝶(die)式(shi)(shi)汽(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)(ti)塔(ta)(ta)(ta)(ta)(ta)(ta)在(zai)(zai)檢(jian)修時碟(die)(die)(die)盤(pan)(pan)(pan)(pan)(pan)的(de)(de)(de)清(qing)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)(zhi)(zhi)(zhi)(zhi)(zhi)精煉脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)在(zai)(zai)任何情況下(xia),蒸餾(liu)(liu)引起(qi)的(de)(de)(de)(de)(de)(de)損(sun)(sun)(sun)耗(hao)(hao)(hao)均取(qu)(qu)決于脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)時(shi)間、通(tong)氣速(su)率、操作(zuo)壓力和溫(wen)度、油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)和不(bu)皂化物的(de)(de)(de)(de)(de)(de)含(han)量以及甘油(you)(you)三脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)酯(zhi)的(de)(de)(de)(de)(de)(de)組(zu)分(fen)(fen)等因素。在(zai)(zai)汽(qi)(qi)提脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)過程(cheng)中,有相當(dang)數量的(de)(de)(de)(de)(de)(de)油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)是(shi)由(you)于飛濺在(zai)(zai)汽(qi)(qi)提蒸汽(qi)(qi)中而損(sun)(sun)(sun)失的(de)(de)(de)(de)(de)(de)。因此,脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)總損(sun)(sun)(sun)耗(hao)(hao)(hao)包括蒸餾(liu)(liu)損(sun)(sun)(sun)耗(hao)(hao)(hao)和飛濺損(sun)(sun)(sun)耗(hao)(hao)(hao)。不(bu)同的(de)(de)(de)(de)(de)(de)油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、設備以及不(bu)同的(de)(de)(de)(de)(de)(de)操作(zuo)條(tiao)件,其脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)總損(sun)(sun)(sun)耗(hao)(hao)(hao)是(shi)不(bu)盡(jin)一致的(de)(de)(de)(de)(de)(de)。汽(qi)(qi)提脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)過程(cheng)中,低分(fen)(fen)子的(de)(de)(de)(de)(de)(de)醛類、酮類以及游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)容易蒸餾(liu)(liu)出來,隨著脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)過程(cheng)的(de)(de)(de)(de)(de)(de)加深,油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)內原有的(de)(de)(de)(de)(de)(de)游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)經過脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)后幾乎完全(quan)被除(chu)去,因此蒸餾(liu)(liu)損(sun)(sun)(sun)耗(hao)(hao)(hao)硬包括油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)前的(de)(de)(de)(de)(de)(de)游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)的(de)(de)(de)(de)(de)(de)含(han)量。此外,根據(ju)反應方(fang)程(cheng)可知(zhi),汽(qi)(qi)提蒸汽(qi)(qi)不(bu)可避免地要引起(qi)部(bu)分(fen)(fen)油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)水(shui)解(jie),因油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)水(shui)解(jie)所生(sheng)成的(de)(de)(de)(de)(de)(de)這部(bu)分(fen)(fen)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan),也構成了蒸餾(liu)(liu)損(sun)(sun)(sun)耗(hao)(hao)(hao)。根據(ju)經驗,當(dang)游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)含(han)量降低至0.015%-0.03%時(shi),游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)的(de)(de)(de)(de)(de)(de)脫(tuo)(tuo)(tuo)除(chu)速(su)率與裂解(jie)生(sheng)成的(de)(de)(de)(de)(de)(de)速(su)率即達到(dao)平(ping)衡。蒸餾(liu)(liu)損(sun)(sun)(sun)耗(hao)(hao)(hao)還包括油(you)(you)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中存(cun)在(zai)(zai)的(de)(de)(de)(de)(de)(de)甾醇和其他(ta)不(bu)皂化物,盡(jin)管這部(bu)分(fen)(fen)物質較游離(li)(li)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)肪(fang)(fang)(fang)酸(suan)(suan)(suan)難于揮發,但是(shi)在(zai)(zai)脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)餾(liu)(liu)出物卻占有一定的(de)(de)(de)(de)(de)(de)比例,它們構成的(de)(de)(de)(de)(de)(de)蒸餾(liu)(liu)損(sun)(sun)(sun)耗(hao)(hao)(hao)取(qu)(qu)決于脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)操作(zuo)條(tiao)件。以大豆油(you)(you)為例,在(zai)(zai)較高的(de)(de)(de)(de)(de)(de)脫(tuo)(tuo)(tuo)臭(chou)(chou)(chou)溫(wen)度下(xia),甾醇及不(bu)皂化物蒸餾(liu)(liu)脫(tuo)(tuo)(tuo)除(chu)率約為60%,而在(zai)(zai)一般操作(zuo)條(tiao)件下(xia)脫(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(zhi)加工廠(chang)(chang)的(de)(de)安(an)全(quan)衛(wei)(wei)生要(yao)求(qiu)是油(you)(you)脂(zhi)在“原料—加工—成品—包(bao)裝(zhuang)—儲運—市場“的(de)(de)全(quan)流(liu)程(cheng)中(zhong),物(wu)料自始至終(zhong)處于(yu)(yu)安(an)全(quan)衛(wei)(wei)生和不(bu)被污染(ran)的(de)(de)環境(jing)(jing)(jing)之中(zhong),油(you)(you)廠(chang)(chang)設(she)計是在油(you)(you)脂(zhi)加工中(zhong)對安(an)全(quan)衛(wei)(wei)生至關重要(yao)的(de)(de)保障,所以(yi)設(she)計中(zhong)必須(xu)要(yao)對環境(jing)(jing)(jing)、生產設(she)施(shi)、加工工藝(yi)以(yi)及過程(cheng)、檢驗(yan)設(she)備、貯(zhu)運過程(cheng)等要(yao)求(qiu)條(tiao)件按照油(you)(you)脂(zhi)法令、規范(fan)執行(xing)。1,廠(chang)(chang)區(qu)環境(jing)(jing)(jing) 油(you)(you)廠(chang)(chang)廠(chang)(chang)址要(yao)選擇地(di)(di)勢干燥、交(jiao)通方便、有充足水源的(de)(de)地(di)(di)區(qu),廠(chang)(chang)區(qu)周圍不(bu)得有污染(ran)源,要(yao)遠離有害場所。廠(chang)(chang)區(qu)環境(jing)(jing)(jing)要(yao)衛(wei)(wei)生清(qing)(qing)潔,物(wu)品堆放(fang)整齊,加工后廢棄物(wu)存(cun)放(fang)要(yao)遠離生產車(che)間,且不(bu)得位(wei)于(yu)(yu)車(che)間上風向。2,車(che)間環境(jing)(jing)(jing) 車(che)間應(ying)保持整潔,場地(di)(di)應(ying)堅硬(ying)、平坦(tan),排水、通風良好(hao)。車(che)間應(ying)有充足的(de)(de)空(kong)間,便于(yu)(yu)設(she)備安(an)裝(zhuang)、維護(hu)、物(wu)料儲存(cun)運輸、衛(wei)(wei)生清(qing)(qing)理(li)人員通行(xing)。如場地(di)(di)要(yao)易于(yu)(yu)清(qing)(qing)洗消毒(du)、防霉(mei)、防腐,要(yao)具備消毒(du)、防蠅(ying)、防鼠、更衣、洗滌污水排放(fang)、存(cun)放(fang)廢棄物(wu)的(de)(de)設(she)施(shi)。車(che)間環境(jing)(jing)(jing)溫度、濕度、通風條(tiao)件應(ying)該滿足生產工藝(yi)和規程(cheng)要(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(ri),十三屆全國(guo)(guo)(guo)(guo)人大一次會議召開第四次全體會議,聽取國(guo)(guo)(guo)(guo)務(wu)(wu)委員王勇關于國(guo)(guo)(guo)(guo)務(wu)(wu)院機構改革(ge)方案的說明(ming)。該方案顯示,將國(guo)(guo)(guo)(guo)家(jia)糧(liang)食(shi)局(ju)的職(zhi)責(ze),國(guo)(guo)(guo)(guo)家(jia)發(fa)展和(he)改革(ge)委員會的組織實施(shi)國(guo)(guo)(guo)(guo)家(jia)戰(zhan)略物(wu)資收(shou)儲(chu)(chu)、輪(lun)換(huan)和(he)管理(li),管理(li)國(guo)(guo)(guo)(guo)家(jia)糧(liang)食(shi)、棉花和(he)食(shi)糖(tang)儲(chu)(chu)備等職(zhi)責(ze),以及民政部(bu)、商務(wu)(wu)部(bu)、國(guo)(guo)(guo)(guo)家(jia)能源局(ju)等部(bu)門的組織實施(shi)戰(zhan)略和(he)應急(ji)儲(chu)(chu)備物(wu)資收(shou)儲(chu)(chu)、輪(lun)換(huan)和(he)日(ri)常(chang)管理(li)職(zhi)責(ze)整合,組建(jian)國(guo)(guo)(guo)(guo)家(jia)糧(liang)食(shi)和(he)物(wu)資儲(chu)(chu)備局(ju),由(you)國(guo)(guo)(guo)(guo)家(jia)發(fa)展和(he)改革(ge)委員會管理(li)。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)(dian)機(ji)(ji)在(zai)糧食輸(shu)(shu)(shu)送機(ji)(ji)中可以(yi)稱得上(shang)(shang)是(shi)(shi)一(yi)個非常(chang)(chang)(chang)重要(yao)的(de)(de)(de)(de)部件,它是(shi)(shi)帶(dai)動(dong)(dong)(dong)整(zheng)個糧食輸(shu)(shu)(shu)送機(ji)(ji)運轉的(de)(de)(de)(de)關(guan)(guan)鍵。因(yin)此(ci)選(xuan)擇好(hao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)對糧食輸(shu)(shu)(shu)送機(ji)(ji)來說是(shi)(shi)至(zhi)關(guan)(guan)重要(yao)的(de)(de)(de)(de)。不只是(shi)(shi)因(yin)為其(qi)(qi)(qi)自(zi)身的(de)(de)(de)(de)正(zheng)(zheng)常(chang)(chang)(chang)運轉有必要(yao)還因(yin)為糧食輸(shu)(shu)(shu)送機(ji)(ji)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)能否(fou)正(zheng)(zheng)常(chang)(chang)(chang)工(gong)作(zuo)關(guan)(guan)系著整(zheng)個糧食輸(shu)(shu)(shu)送機(ji)(ji)的(de)(de)(de)(de)正(zheng)(zheng)常(chang)(chang)(chang)運轉和(he)工(gong)作(zuo)效率。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)作(zuo)為糧食輸(shu)(shu)(shu)送機(ji)(ji)的(de)(de)(de)(de)驅(qu)動(dong)(dong)(dong)裝(zhuang)(zhuang)置,在(zai)選(xuan)用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)時(shi)候盡量選(xuan)用(yong)(yong)(yong)(yong)(yong)有短(duan)(duan)路(lu)(lu)(lu)裝(zhuang)(zhuang)置的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji),這樣做的(de)(de)(de)(de)原因(yin)是(shi)(shi)因(yin)為有短(duan)(duan)路(lu)(lu)(lu)裝(zhuang)(zhuang)置的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)有一(yi)定(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)(de)保(bao)(bao)護(hu)(hu)(hu)裝(zhuang)(zhuang)置,主要(yao)體(ti)(ti)現在(zai)以(yi)下幾(ji)點。1、短(duan)(duan)路(lu)(lu)(lu)保(bao)(bao)護(hu)(hu)(hu)宜(yi)采(cai)用(yong)(yong)(yong)(yong)(yong)熔(rong)斷(duan)器(qi)(qi)(qi)(qi)或(huo)(huo)(huo)低(di)壓(ya)斷(duan)路(lu)(lu)(lu)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)瞬動(dong)(dong)(dong)過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)脫(tuo)(tuo)扣(kou)(kou)器(qi)(qi)(qi)(qi),也可采(cai)用(yong)(yong)(yong)(yong)(yong)瞬動(dong)(dong)(dong)元件的(de)(de)(de)(de)過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)。熔(rong)斷(duan)器(qi)(qi)(qi)(qi)至(zhi)少在(zai)兩相上(shang)(shang)裝(zhuang)(zhuang)設(she)。2、熔(rong)斷(duan)器(qi)(qi)(qi)(qi)熔(rong)斷(duan)體(ti)(ti)的(de)(de)(de)(de)額(e)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)應大于電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)的(de)(de)(de)(de)額(e)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),且其(qi)(qi)(qi)安秒(miao)特性曲線(xian)計算偏差后(hou),略高于電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)啟(qi)動(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)和(he)啟(qi)動(dong)(dong)(dong)時(shi)間的(de)(de)(de)(de)交點。如電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)啟(qi)動(dong)(dong)(dong)頻繁(fan),熔(rong)斷(duan)體(ti)(ti)的(de)(de)(de)(de)額(e)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)再加大1~2級。瞬時(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)脫(tuo)(tuo)扣(kou)(kou)器(qi)(qi)(qi)(qi)或(huo)(huo)(huo)過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)瞬動(dong)(dong)(dong)元件的(de)(de)(de)(de)整(zheng)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),應取電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)啟(qi)動(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)的(de)(de)(de)(de)2~2.5倍。3、熱(re)繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)或(huo)(huo)(huo)過(guo)載脫(tuo)(tuo)扣(kou)(kou)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)整(zheng)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),不小(xiao)于電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)額(e)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),其(qi)(qi)(qi)值應接近(jin)額(e)定(ding)(ding)(ding)(ding)(ding)值。控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)宜(yi)采(cai)用(yong)(yong)(yong)(yong)(yong)接觸器(qi)(qi)(qi)(qi)、啟(qi)動(dong)(dong)(dong)器(qi)(qi)(qi)(qi)或(huo)(huo)(huo)專用(yong)(yong)(yong)(yong)(yong)開(kai)關(guan)(guan),一(yi)組(zu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)可共(gong)用(yong)(yong)(yong)(yong)(yong)一(yi)套控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi),控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)應能接通和(he)斷(duan)開(kai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)的(de)(de)(de)(de)堵轉電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)。4、連續(xu)運行的(de)(de)(de)(de)帶(dai)式(shi)輸(shu)(shu)(shu)送機(ji)(ji),采(cai)用(yong)(yong)(yong)(yong)(yong)熔(rong)斷(duan)器(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)或(huo)(huo)(huo)短(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu),宜(yi)裝(zhuang)(zhuang)設(she)斷(duan)相熱(re)繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)或(huo)(huo)(huo)溫度保(bao)(bao)護(hu)(hu)(hu)。低(di)壓(ya)保(bao)(bao)護(hu)(hu)(hu)器(qi)(qi)(qi)(qi)宜(yi)采(cai)用(yong)(yong)(yong)(yong)(yong)低(di)壓(ya)斷(duan)路(lu)(lu)(lu)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)欠電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)脫(tuo)(tuo)扣(kou)(kou)器(qi)(qi)(qi)(qi)或(huo)(huo)(huo)接觸器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)線(xian)圈(quan),其(qi)(qi)(qi)控(kong)制(zhi)回路(lu)(lu)(lu)宜(yi)采(cai)用(yong)(yong)(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)主回路(lu)(lu)(lu)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)及其(qi)(qi)(qi)控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)宜(yi)共(gong)用(yong)(yong)(yong)(yong)(yong)一(yi)套隔離器(qi)(qi)(qi)(qi)。5、低(di)壓(ya)交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)的(de)(de)(de)(de)回路(lu)(lu)(lu)上(shang)(shang)應在(zai)每臺電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)上(shang)(shang)裝(zhuang)(zhuang)隔離電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi),或(huo)(huo)(huo)共(gong)用(yong)(yong)(yong)(yong)(yong)一(yi)套短(duan)(duan)路(lu)(lu)(lu)保(bao)(bao)護(hu)(hu)(hu)的(de)(de)(de)(de)一(yi)組(zu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)共(gong)用(yong)(yong)(yong)(yong)(yong)一(yi)套隔離電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)主回路(lu)(lu)(lu)導(dao)線(xian)的(de)(de)(de)(de)載流(liu)(liu)(liu)量不應小(xiao)于電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)的(de)(de)(de)(de)額(e)定(ding)(ding)(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu),并對其(qi)(qi)(qi)機(ji)(ji)械強度、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)和(he)在(zai)短(duan)(duan)路(lu)(lu)(lu)條件的(de)(de)(de)(de)熱(re)穩定(ding)(ding)(ding)(ding)(ding)性進行校驗。了解詳情 →2019-03-05