在(zai)(zai)萘(nai)(nai)氧(yang)(yang)化(hua)(hua)法生產(chan)(chan)(chan)馬(ma)(ma)(ma)來(lai)酸的(de)工藝中(zhong)(zhong)，攪(jiao)(jiao)拌(ban)(ban)(ban)對反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應有(you)著(zhu)多方面(mian)的(de)影(ying)(ying)響(xiang)，具(ju)體(ti)(ti)(ti)如下：促進(jin)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應物混合(he)萘(nai)(nai)氧(yang)(yang)化(hua)(hua)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應中(zhong)(zhong)，攪(jiao)(jiao)拌(ban)(ban)(ban)能(neng)使(shi)萘(nai)(nai)與空氣(qi)(qi)（或(huo)(huo)氧(yang)(yang)氣(qi)(qi)）充(chong)(chong)分接觸并均(jun)勻(yun)(yun)混合(he)。由于萘(nai)(nai)是固體(ti)(ti)(ti)，在(zai)(zai)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應初(chu)期需要將其充(chong)(chong)分分散在(zai)(zai)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應體(ti)(ti)(ti)系中(zhong)(zhong)，攪(jiao)(jiao)拌(ban)(ban)(ban)可(ke)使(shi)萘(nai)(nai)顆粒在(zai)(zai)氣(qi)(qi)相中(zhong)(zhong)均(jun)勻(yun)(yun)分布，增(zeng)(zeng)加與氧(yang)(yang)氣(qi)(qi)的(de)接觸面(mian)積，提高(gao)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應速率(lv)(lv)。能(neng)使(shi)催化(hua)(hua)劑在(zai)(zai)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應體(ti)(ti)(ti)系中(zhong)(zhong)均(jun)勻(yun)(yun)分散，避免(mian)催化(hua)(hua)劑局部(bu)堆積或(huo)(huo)濃(nong)度不均(jun)，保(bao)證(zheng)(zheng)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應在(zai)(zai)整個(ge)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應區域內均(jun)勻(yun)(yun)進(jin)行(xing)，提高(gao)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應的(de)一致性和(he)重復性。強化(hua)(hua)傳質(zhi)(zhi)與傳熱(re)傳質(zhi)(zhi)方面(mian)：攪(jiao)(jiao)拌(ban)(ban)(ban)可(ke)加快氧(yang)(yang)氣(qi)(qi)向(xiang)萘(nai)(nai)表(biao)面(mian)的(de)擴散速率(lv)(lv)，同時使(shi)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應生成的(de)馬(ma)(ma)(ma)來(lai)酸酐等產(chan)(chan)(chan)物及時脫離反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應界面(mian)，促進(jin)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應向(xiang)正(zheng)方向(xiang)進(jin)行(xing)。有(you)利于氣(qi)(qi)相中(zhong)(zhong)的(de)氧(yang)(yang)氣(qi)(qi)不斷補充(chong)(chong)到反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應區域，維持反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應的(de)持續(xu)進(jin)行(xing)，提高(gao)萘(nai)(nai)的(de)轉化(hua)(hua)率(lv)(lv)和(he)馬(ma)(ma)(ma)來(lai)酸酐的(de)收(shou)率(lv)(lv)。傳熱(re)方面(mian)：萘(nai)(nai)氧(yang)(yang)化(hua)(hua)是強放熱(re)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應，攪(jiao)(jiao)拌(ban)(ban)(ban)可(ke)以使(shi)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應熱(re)迅速傳遞到整個(ge)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應體(ti)(ti)(ti)系，避免(mian)局部(bu)過(guo)(guo)熱(re)。通過(guo)(guo)強化(hua)(hua)傳熱(re)，可(ke)將反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應熱(re)及時移出反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應體(ti)(ti)(ti)系，防止因溫度過(guo)(guo)高(gao)導致副反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應增(zeng)(zeng)加、催化(hua)(hua)劑失活等問題(ti)，有(you)利于控制反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應溫度，提高(gao)馬(ma)(ma)(ma)來(lai)酸的(de)選(xuan)擇性和(he)產(chan)(chan)(chan)品質(zhi)(zhi)量(liang)。影(ying)(ying)響(xiang)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應選(xuan)擇性適當(dang)的(de)攪(jiao)(jiao)拌(ban)(ban)(ban)強度可(ke)以調節反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應體(ti)(ti)(ti)系的(de)微(wei)觀環(huan)境(jing)，影(ying)(ying)響(xiang)自由基的(de)生成和(he)傳遞，從而對反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應的(de)選(xuan)擇性產(chan)(chan)(chan)生影(ying)(ying)響(xiang)。攪(jiao)(jiao)拌(ban)(ban)(ban)還能(neng)影(ying)(ying)響(xiang)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應體(ti)(ti)(ti)系中(zhong)(zhong)的(de)停留時間分布。次數，提高(gao)生產(chan)(chan)(chan)效率(lv)(lv)。工業(ye)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應釜攪(jiao)(jiao)拌(ban)(ban)(ban)中(zhong)(zhong)，源奧(ao)準確(que)計算(suan)攪(jiao)(jiao)拌(ban)(ban)(ban)功率(lv)(lv)，在(zai)(zai)保(bao)證(zheng)(zheng)反(fan)(fan)(fan)(fan)(fan)(fan)(fan)應充(chong)(chong)分的(de)同時，有(you)效控制能(neng)耗支出。湖北(bei)苯酐預處理釜攪(jiao)(jiao)拌(ban)(ban)(ban)器電話

攪拌器(qi)轉(zhuan)速(su)主要(yao)通(tong)過以下幾個(ge)方面影響發(fa)酵法(fa)生(sheng)(sheng)產葡萄(tao)糖(tang)過程(cheng)(cheng)中的溶(rong)(rong)氧需(xu)(xu)求：增加氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)接觸面積(ji)(ji)：發(fa)酵過程(cheng)(cheng)中，通(tong)入發(fa)酵罐的空(kong)氣(qi)(qi)(qi)(qi)(qi)以氣(qi)(qi)(qi)(qi)(qi)泡(pao)形式(shi)存在(zai)。攪拌器(qi)轉(zhuan)速(su)提(ti)(ti)高，會使(shi)空(kong)氣(qi)(qi)(qi)(qi)(qi)氣(qi)(qi)(qi)(qi)(qi)泡(pao)在(zai)發(fa)酵液(ye)(ye)(ye)中分散(san)得(de)更(geng)(geng)均(jun)勻、更(geng)(geng)細小。這(zhe)**增加了氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)接觸面積(ji)(ji)，使(shi)氧氣(qi)(qi)(qi)(qi)(qi)能(neng)(neng)夠更(geng)(geng)充(chong)分地從(cong)氣(qi)(qi)(qi)(qi)(qi)相傳(chuan)(chuan)遞(di)到液(ye)(ye)(ye)相，從(cong)而(er)提(ti)(ti)高發(fa)酵液(ye)(ye)(ye)中的溶(rong)(rong)氧水平(ping)，滿(man)足(zu)(zu)微(wei)生(sheng)(sheng)物在(zai)發(fa)酵過程(cheng)(cheng)中對氧氣(qi)(qi)(qi)(qi)(qi)的需(xu)(xu)求。相反，轉(zhuan)速(su)較低(di)時，氣(qi)(qi)(qi)(qi)(qi)泡(pao)容(rong)易聚并變大，氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)接觸面積(ji)(ji)小，溶(rong)(rong)氧效(xiao)果差(cha)。強(qiang)化液(ye)(ye)(ye)體(ti)流動(dong)與混(hun)合：較高的攪拌器(qi)轉(zhuan)速(su)能(neng)(neng)使(shi)發(fa)酵液(ye)(ye)(ye)產生(sheng)(sheng)強(qiang)烈的流動(dong)和混(hun)合，一方面可以減少氣(qi)(qi)(qi)(qi)(qi)泡(pao)周圍的液(ye)(ye)(ye)膜厚(hou)度。根(gen)據(ju)雙膜理(li)論，液(ye)(ye)(ye)膜是氧氣(qi)(qi)(qi)(qi)(qi)傳(chuan)(chuan)遞(di)的主要(yao)阻力之一，液(ye)(ye)(ye)膜厚(hou)度減小，氧氣(qi)(qi)(qi)(qi)(qi)傳(chuan)(chuan)遞(di)阻力降低(di)，溶(rong)(rong)氧速(su)率(lv)提(ti)(ti)高。另一方面，能(neng)(neng)使(shi)發(fa)酵液(ye)(ye)(ye)中溶(rong)(rong)解的氧氣(qi)(qi)(qi)(qi)(qi)更(geng)(geng)均(jun)勻地分布到整個(ge)發(fa)酵罐中，避免出現局部溶(rong)(rong)氧不(bu)足(zu)(zu)的情(qing)況(kuang)，確保微(wei)生(sheng)(sheng)物在(zai)發(fa)酵罐的各個(ge)區(qu)域都能(neng)(neng)獲得(de)充(chong)足(zu)(zu)的氧氣(qi)(qi)(qi)(qi)(qi)進行代謝活(huo)動(dong)，促(cu)進葡萄(tao)糖(tang)的生(sheng)(sheng)產。提(ti)(ti)高氧氣(qi)(qi)(qi)(qi)(qi)傳(chuan)(chuan)遞(di)速(su)率(lv)：攪拌器(qi)轉(zhuan)速(su)加快，發(fa)酵液(ye)(ye)(ye)的湍動(dong)程(cheng)(cheng)度增加，這(zhe)使(shi)得(de)氧氣(qi)(qi)(qi)(qi)(qi)分子(zi)在(zai)液(ye)(ye)(ye)體(ti)中的擴(kuo)散(san)系(xi)數增大。根(gen)據(ju)菲克定律，擴(kuo)散(san)系(xi)數增大，氧氣(qi)(qi)(qi)(qi)(qi)的傳(chuan)(chuan)遞(di)速(su)率(lv)會提(ti)(ti)高，更(geng)(geng)多的氧氣(qi)(qi)(qi)(qi)(qi)能(neng)(neng)夠快速(su)從(cong)氣(qi)(qi)(qi)(qi)(qi)相進入液(ye)(ye)(ye)相并傳(chuan)(chuan)遞(di)到微(wei)生(sheng)(sheng)物細胞表面，滿(man)足(zu)(zu)微(wei)生(sheng)(sheng)物對氧氣(qi)(qi)(qi)(qi)(qi)的攝取需(xu)(xu)求。湖北苯酐預處理(li)釜攪拌器(qi)電話推進式(shi)渦輪(lun)槳在(zai)哪些應用場(chang)景中比(bi)其(qi)他(ta)類型更(geng)(geng)具(ju)適用性？

增(zeng)(zeng)塑(su)(su)劑(ji)(ji)生(sheng)(sheng)產(chan)過(guo)程中(zhong)(zhong)(zhong)，適(shi)宜的(de)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)器轉速范圍是多少？增(zeng)(zeng)塑(su)(su)劑(ji)(ji)生(sheng)(sheng)產(chan)過(guo)程中(zhong)(zhong)(zhong)，適(shi)宜的(de)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)器轉速范圍通常在20-1500r/min之(zhi)間(jian)67。但具體的(de)轉速需要(yao)根據生(sheng)(sheng)產(chan)工藝、物料(liao)性質、設備(bei)(bei)結構等(deng)因素(su)來(lai)確定，以(yi)下是一些(xie)常見的(de)情況：制備(bei)(bei)硅基陶(tao)瓷型芯的(de)增(zeng)(zeng)塑(su)(su)劑(ji)(ji)7：在將(jiang)石蠟(la)和(he)蜂蠟(la)混合(he)(he)的(de)增(zeng)(zeng)塑(su)(su)劑(ji)(ji)溶化時(shi)(shi)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)器的(de)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)速度(du)(du)為(wei)20-60r/min。而在后續與粉料(liao)混合(he)(he)等(deng)步(bu)驟中(zhong)(zhong)(zhong)，會(hui)先(xian)逐(zhu)漸(jian)升速至1500r/min攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)1小時(shi)(shi)，然后降速至700r/min連續攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)4小時(shi)(shi)備(bei)(bei)用(yong)。聚(ju)醚二元(yuan)醇(chun)(chun)制備(bei)(bei)增(zeng)(zeng)塑(su)(su)劑(ji)(ji)1：將(jiang)聚(ju)醚二元(yuan)醇(chun)(chun)加入(ru)三口燒瓶中(zhong)(zhong)(zhong)，滴入(ru)甲苯二異氰酸酯后，在70-75℃下以(yi)100-120r/min的(de)轉速攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)并反應3小時(shi)(shi)。制備(bei)(bei)復(fu)合(he)(he)膜用(yong)增(zeng)(zeng)塑(su)(su)劑(ji)(ji)1：將(jiang)復(fu)合(he)(he)聚(ju)乙烯、碳酸鈣、炭(tan)黑(hei)和(he)增(zeng)(zeng)塑(su)(su)劑(ji)(ji)等(deng)加入(ru)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)機(ji)中(zhong)(zhong)(zhong)混合(he)(he)均勻，控(kong)制攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)機(ji)的(de)轉速為(wei)450-480r/min，溫度(du)(du)為(wei)75-85℃，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)時(shi)(shi)間(jian)為(wei)15min。制備(bei)(bei)腳墊(dian)用(yong)增(zeng)(zeng)塑(su)(su)劑(ji)(ji)8：將(jiang)炭(tan)化混合(he)(he)物、PVC基料(liao)、環氧(yang)樹(shu)脂、驅蚊母料(liao)、增(zeng)(zeng)塑(su)(su)劑(ji)(ji)放入(ru)高速攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)器中(zhong)(zhong)(zhong)混合(he)(he)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)轉速在800-1000轉/分之(zhi)間(jian)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)時(shi)(shi)間(jian)5-8分鐘(zhong)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)溫度(du)(du)在60-100℃之(zhi)間(jian)。

攪(jiao)(jiao)拌(ban)(ban)(ban)速(su)(su)(su)度(du)(du)是(shi)(shi)如(ru)何影(ying)響溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)度(du)(du)的(de)(de)(de)(de)(de)？攪(jiao)(jiao)拌(ban)(ban)(ban)速(su)(su)(su)度(du)(du)主要通過(guo)影(ying)響氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)的(de)(de)(de)(de)(de)傳(chuan)質(zhi)過(guo)程(cheng)、溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)表面(mian)更(geng)新速(su)(su)(su)率(lv)以(yi)及體(ti)(ti)(ti)(ti)(ti)(ti)(ti)系(xi)的(de)(de)(de)(de)(de)溫(wen)度(du)(du)來影(ying)響氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)度(du)(du)，具體(ti)(ti)(ti)(ti)(ti)(ti)(ti)如(ru)下：傳(chuan)質(zhi)過(guo)程(cheng)：氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)是(shi)(shi)一個傳(chuan)質(zhi)過(guo)程(cheng)，攪(jiao)(jiao)拌(ban)(ban)(ban)能加快(kuai)這個過(guo)程(cheng)。適(shi)當增(zeng)加攪(jiao)(jiao)拌(ban)(ban)(ban)速(su)(su)(su)度(du)(du)，會使(shi)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)的(de)(de)(de)(de)(de)流(liu)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)流(liu)動(dong)加劇，減少氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)分(fen)(fen)子(zi)在(zai)氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)(ye)(ye)(ye)界(jie)面(mian)處的(de)(de)(de)(de)(de)邊界(jie)層(ceng)厚度(du)(du)，降(jiang)低傳(chuan)質(zhi)阻力，從(cong)而使(shi)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)更(geng)容易(yi)從(cong)氣(qi)(qi)(qi)(qi)(qi)相(xiang)擴散(san)進入液(ye)(ye)(ye)(ye)(ye)(ye)相(xiang)，提高氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)速(su)(su)(su)率(lv)。但當攪(jiao)(jiao)拌(ban)(ban)(ban)速(su)(su)(su)度(du)(du)過(guo)高時，可能會導致氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)形成大量(liang)微小氣(qi)(qi)(qi)(qi)(qi)泡并快(kuai)速(su)(su)(su)上升，使(shi)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)的(de)(de)(de)(de)(de)停(ting)留時間(jian)縮短，不利(li)于(yu)(yu)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)充分(fen)(fen)溶(rong)(rong)(rong)解(jie)，反而降(jiang)低了氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)度(du)(du)。溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)表面(mian)更(geng)新速(su)(su)(su)率(lv)：攪(jiao)(jiao)拌(ban)(ban)(ban)會使(shi)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)表面(mian)不斷更(geng)新，增(zeng)加氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)(ye)(ye)(ye)接觸面(mian)積和接觸時間(jian)。較快(kuai)的(de)(de)(de)(de)(de)攪(jiao)(jiao)拌(ban)(ban)(ban)速(su)(su)(su)度(du)(du)能讓溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)表面(mian)的(de)(de)(de)(de)(de)液(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)不斷被新的(de)(de)(de)(de)(de)液(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)替換，使(shi)氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)(ye)(ye)(ye)界(jie)面(mian)處的(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)分(fen)(fen)壓始終保持較低，有利(li)于(yu)(yu)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)溶(rong)(rong)(rong)解(jie)。根據(ju)亨利(li)定(ding)律，在(zai)一定(ding)溫(wen)度(du)(du)下，氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)液(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)中(zhong)(zhong)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)度(du)(du)與該氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)氣(qi)(qi)(qi)(qi)(qi)相(xiang)中(zhong)(zhong)的(de)(de)(de)(de)(de)分(fen)(fen)壓成正比，溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)表面(mian)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)分(fen)(fen)壓的(de)(de)(de)(de)(de)降(jiang)低會促使(shi)更(geng)多氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)溶(rong)(rong)(rong)解(jie)到(dao)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)，以(yi)維持氣(qi)(qi)(qi)(qi)(qi)液(ye)(ye)(ye)(ye)(ye)(ye)平衡。體(ti)(ti)(ti)(ti)(ti)(ti)(ti)系(xi)溫(wen)度(du)(du)：攪(jiao)(jiao)拌(ban)(ban)(ban)過(guo)程(cheng)中(zhong)(zhong)由于(yu)(yu)液(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)分(fen)(fen)子(zi)間(jian)的(de)(de)(de)(de)(de)摩(mo)擦以(yi)及攪(jiao)(jiao)拌(ban)(ban)(ban)設(she)(she)備與液(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)摩(mo)擦會產生熱量(liang)，使(shi)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)溫(wen)度(du)(du)升高。一般(ban)來說，溫(wen)度(du)(du)升高會降(jiang)低氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)在(zai)溶(rong)(rong)(rong)液(ye)(ye)(ye)(ye)(ye)(ye)中(zhong)(zhong)的(de)(de)(de)(de)(de)溶(rong)(rong)(rong)解(jie)度(du)(du)，這是(shi)(shi)因為氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)(ti)(ti)(ti)(ti)溶(rong)(rong)(rong)解(jie)過(guo)程(cheng)通常是(shi)(shi)放(fang)熱的(de)(de)(de)(de)(de)。對于(yu)(yu)含有固體(ti)(ti)(ti)(ti)(ti)(ti)(ti)顆粒的(de)(de)(de)(de)(de)物料，怎(zen)樣優化攪(jiao)(jiao)拌(ban)(ban)(ban)器(qi)設(she)(she)計以(yi)避(bi)免(mian)混(hun)合死角？

為(wei)避免在(zai)(zai)(zai)使(shi)(shi)用攪拌(ban)(ban)(ban)(ban)(ban)器攪拌(ban)(ban)(ban)(ban)(ban)阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)時(shi)發生降解(jie)反(fan)應，可(ke)從控(kong)制(zhi)(zhi)攪拌(ban)(ban)(ban)(ban)(ban)參數、留(liu)意環境條件(jian)、選(xuan)擇合適(shi)設(she)備(bei)與(yu)操作方法等(deng)(deng)方面入手，具(ju)體(ti)(ti)措施如下：控(kong)制(zhi)(zhi)攪拌(ban)(ban)(ban)(ban)(ban)參數選(xuan)擇合適(shi)轉速(su)(su)：根據(ju)具(ju)體(ti)(ti)的(de)攪拌(ban)(ban)(ban)(ban)(ban)體(ti)(ti)系和阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)的(de)用量(liang)(liang)，通(tong)過(guo)實驗(yan)確定合適(shi)的(de)攪拌(ban)(ban)(ban)(ban)(ban)轉速(su)(su)。一(yi)般來(lai)說，在(zai)(zai)(zai)能夠保證阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)均勻(yun)溶(rong)(rong)解(jie)和分(fen)散(san)的(de)前(qian)提下，盡量(liang)(liang)選(xuan)擇較低的(de)轉速(su)(su)。例如在(zai)(zai)(zai)實驗(yan)室小(xiao)(xiao)規模攪拌(ban)(ban)(ban)(ban)(ban)中(zhong)，轉速(su)(su)可(ke)控(kong)制(zhi)(zhi)在(zai)(zai)(zai)100-300轉/分(fen)鐘(zhong)(zhong)；在(zai)(zai)(zai)工業生產中(zhong)，需根據(ju)反(fan)應釜的(de)大(da)小(xiao)(xiao)和具(ju)體(ti)(ti)工藝要求(qiu)，將轉速(su)(su)控(kong)制(zhi)(zhi)在(zai)(zai)(zai)合理范圍(wei)內，通(tong)常為(wei)50-200轉/分(fen)鐘(zhong)(zhong)。控(kong)制(zhi)(zhi)攪拌(ban)(ban)(ban)(ban)(ban)時(shi)間(jian)：攪拌(ban)(ban)(ban)(ban)(ban)時(shi)間(jian)不宜過(guo)長，達到(dao)使(shi)(shi)阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)充(chong)分(fen)溶(rong)(rong)解(jie)和混合的(de)目的(de)即可(ke)。比如在(zai)(zai)(zai)飲料調(diao)配中(zhong)，攪拌(ban)(ban)(ban)(ban)(ban)時(shi)間(jian)一(yi)般控(kong)制(zhi)(zhi)在(zai)(zai)(zai)5-15分(fen)鐘(zhong)(zhong)，具(ju)體(ti)(ti)可(ke)通(tong)過(guo)觀察溶(rong)(rong)液的(de)均勻(yun)程(cheng)(cheng)度(du)(du)(du)來(lai)確定，避免因過(guo)度(du)(du)(du)攪拌(ban)(ban)(ban)(ban)(ban)產生過(guo)多(duo)熱量(liang)(liang)導致阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)降解(jie)。控(kong)制(zhi)(zhi)環境條件(jian)控(kong)制(zhi)(zhi)溫(wen)(wen)度(du)(du)(du)：確保攪拌(ban)(ban)(ban)(ban)(ban)過(guo)程(cheng)(cheng)中(zhong)的(de)溫(wen)(wen)度(du)(du)(du)處于阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)的(de)穩定范圍(wei)內。阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)在(zai)(zai)(zai)溫(wen)(wen)度(du)(du)(du)約為(wei)25℃、pH值(zhi)為(wei)4-6的(de)環境中(zhong)比較穩定。如果攪拌(ban)(ban)(ban)(ban)(ban)過(guo)程(cheng)(cheng)中(zhong)溫(wen)(wen)度(du)(du)(du)有(you)上升趨勢，可(ke)采用夾套冷卻(que)、循環冷卻(que)等(deng)(deng)方式對攪拌(ban)(ban)(ban)(ban)(ban)容器進行降溫(wen)(wen)，使(shi)(shi)溫(wen)(wen)度(du)(du)(du)保持(chi)在(zai)(zai)(zai)合適(shi)區間(jian)。調(diao)節(jie)(jie)pH值(zhi)：將溶(rong)(rong)液的(de)pH值(zhi)調(diao)節(jie)(jie)并維持(chi)在(zai)(zai)(zai)阿(a)(a)斯(si)(si)(si)巴甜(tian)(tian)(tian)(tian)穩定的(de)范圍(wei)內。可(ke)使(shi)(shi)用pH調(diao)節(jie)(jie)劑，如檸(ning)檬(meng)酸(suan)、磷酸(suan)等(deng)(deng)酸(suan)性物(wu)質或氫氧化鈉等(deng)(deng)堿性物(wu)質來(lai)調(diao)節(jie)(jie)pH值(zhi)。攪拌(ban)(ban)(ban)(ban)(ban)槳葉形(xing)狀和能耗(hao)大(da)小(xiao)(xiao)有(you)什么關聯。河北(bei)附近(jin)攪拌(ban)(ban)(ban)(ban)(ban)器電話

采用(yong)粘度計與均勻(yun)度檢(jian)測儀組(zu)合，可評(ping)估粘稠物料(liao)的攪拌效果。湖北苯酐預(yu)處理釜(fu)攪拌器電話

攪(jiao)(jiao)拌(ban)過(guo)程中產(chan)(chan)(chan)生(sheng)的(de)(de)氣(qi)(qi)泡對防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)的(de)(de)質(zhi)(zhi)量影(ying)(ying)響較(jiao)大，主要(yao)(yao)體(ti)(ti)(ti)現在以下幾個方面(mian)：影(ying)(ying)響產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)性(xing)能(neng)防(fang)(fang)(fang)護(hu)效(xiao)果降(jiang)低(di)：氣(qi)(qi)泡的(de)(de)存在可(ke)能(neng)導(dao)(dao)致防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)在聚合物(wu)(wu)基(ji)體(ti)(ti)(ti)中分散不均勻。這會(hui)使防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)無法(fa)充分發揮其(qi)防(fang)(fang)(fang)護(hu)作(zuo)用(yong)。物(wu)(wu)理性(xing)能(neng)改變：對于(yu)一些(xie)需要(yao)(yao)與其(qi)他材(cai)料復合使用(yong)的(de)(de)防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)，氣(qi)(qi)泡會(hui)影(ying)(ying)響其(qi)與其(qi)他材(cai)料的(de)(de)界面(mian)結合性(xing)能(neng)。如在塑料薄(bo)膜(mo)中添加防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)時，氣(qi)(qi)泡可(ke)能(neng)會(hui)使薄(bo)膜(mo)的(de)(de)力學性(xing)能(neng)下降(jiang)，出現拉伸(shen)強度(du)、撕裂強度(du)降(jiang)低(di)等(deng)問題，影(ying)(ying)響塑料薄(bo)膜(mo)的(de)(de)實際應(ying)用(yong)性(xing)能(neng)。造成(cheng)產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)外觀(guan)(guan)缺(que)陷表(biao)面(mian)不平整：在防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)成(cheng)型過(guo)程中，氣(qi)(qi)泡若殘(can)留在產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)表(biao)面(mian)，會(hui)形成(cheng)凹凸(tu)不平的(de)(de)表(biao)面(mian)，影(ying)(ying)響產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)的(de)(de)美(mei)觀(guan)(guan)度(du)。顏(yan)(yan)色不均勻：氣(qi)(qi)泡會(hui)散射光線，導(dao)(dao)致防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)顏(yan)(yan)色看起(qi)來不均勻。對于(yu)有顏(yan)(yan)色要(yao)(yao)求的(de)(de)防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)。導(dao)(dao)致產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)純(chun)度(du)變化(hua)(hua)(hua)(hua)引(yin)入雜(za)質(zhi)(zhi)：攪(jiao)(jiao)拌(ban)過(guo)程中卷入的(de)(de)空氣(qi)(qi)可(ke)能(neng)含有灰塵、水分等(deng)雜(za)質(zhi)(zhi)，這些(xie)雜(za)質(zhi)(zhi)會(hui)隨著氣(qi)(qi)泡進入防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)體(ti)(ti)(ti)系(xi)。從而降(jiang)低(di)產(chan)(chan)(chan)品(pin)(pin)(pin)(pin)的(de)(de)純(chun)度(du)。對于(yu)一些(xie)對純(chun)度(du)要(yao)(yao)求較(jiao)高的(de)(de)防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)，如電子級防(fang)(fang)(fang)老化(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)，雜(za)質(zhi)(zhi)的(de)(de)引(yin)入可(ke)能(neng)會(hui)影(ying)(ying)響其(qi)在電子設備中的(de)(de)性(xing)能(neng)表(biao)現，甚(shen)至導(dao)(dao)致設備故障。引(yin)發副(fu)反(fan)應(ying)：氣(qi)(qi)泡周圍(wei)的(de)(de)局部環(huan)境與主體(ti)(ti)(ti)反(fan)應(ying)體(ti)(ti)(ti)系(xi)不同，可(ke)能(neng)會(hui)引(yin)發一些(xie)副(fu)反(fan)應(ying)，生(sheng)成(cheng)雜(za)質(zhi)(zhi)。湖北苯(ben)酐預處(chu)理釜攪(jiao)(jiao)拌(ban)器電話