不銹鋼發(fa)酵罐主(zhu)體一般為(wei)用不銹鋼板制(zhi)成的(de)主(zhu)式圓筒(tong)，它的(de)容(rong)積(ji)在(zai)1m3至數百m3。在(zai)設計和加工中應注(zhu)意結構嚴密，合理。能耐受蒸汽滅(mie)菌、有一定操作(zuo)彈性、內(nei)部附件盡(jin)量(liang)減(jian)少（避免(mian)死角）、物料與能量(liang)傳遞(di)性能強，并(bing)可進行(xing)一定調節以(yi)便(bian)于清(qing)洗、減(jian)少污染，適合于多(duo)種產(chan)品的(de)生產(chan)以(yi)及減(jian)少能量(liang)消耗。
用(yong)(yong)于(yu)(yu)厭氣(qi)(qi)發(fa)(fa)(fa)(fa)酵(jiao)（如生(sheng)(sheng)產酒精、溶劑）的(de)發(fa)(fa)(fa)(fa)酵(jiao)罐結(jie)(jie)構(gou)可以較(jiao)簡單。用(yong)(yong)于(yu)(yu)好氣(qi)(qi)發(fa)(fa)(fa)(fa)酵(jiao)（如生(sheng)(sheng)產抗生(sheng)(sheng)素、氨基酸、有(you)機酸、維生(sheng)(sheng)素等(deng)）的(de)不銹鋼發(fa)(fa)(fa)(fa)酵(jiao)罐因(yin)需向罐中(zhong)連續(xu)通入(ru)(ru)大量無菌空(kong)氣(qi)(qi)，并(bing)為考慮(lv)通入(ru)(ru)空(kong)氣(qi)(qi)的(de)利用(yong)(yong)率，故(gu)在發(fa)(fa)(fa)(fa)酵(jiao)罐結(jie)(jie)構(gou)上較(jiao)為復(fu)雜，常用(yong)(yong)的(de)有(you)機械攪拌式發(fa)(fa)(fa)(fa)酵(jiao)罐、鼓泡式發(fa)(fa)(fa)(fa)酵(jiao)罐和氣(qi)(qi)升式發(fa)(fa)(fa)(fa)酵(jiao)罐。
乳(ru)制(zhi)(zhi)品(pin)(pin)、酒類發(fa)酵(jiao)(jiao)過程是一個無(wu)菌、無(wu)污(wu)(wu)染(ran)的過程，發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)采(cai)用(yong)(yong)了無(wu)菌系統(tong)，避免和(he)防止了空氣(qi)中微(wei)生物(wu)的污(wu)(wu)染(ran)，大大延長(chang)了產(chan)品(pin)(pin)的保(bao)質(zhi)期和(he)產(chan)品(pin)(pin)的純正，罐(guan)(guan)(guan)體上(shang)特別(bie)設(she)計(ji)安裝(zhuang)了無(wu)菌呼(hu)(hu)吸(xi)氣(qi)孔(kong)或(huo)無(wu)菌正壓(ya)(ya)發(fa)酵(jiao)(jiao)系統(tong)。罐(guan)(guan)(guan)體上(shang)設(she)有米洛板(ban)或(huo)迷宮式夾(jia)(jia)套(tao)，可(ke)通(tong)(tong)入(ru)加(jia)(jia)(jia)熱或(huo)冷卻介質(zhi)來進(jin)行循環加(jia)(jia)(jia)熱或(huo)冷卻。發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)的容量由300-15000L多種(zhong)不同規格(ge)。不銹(xiu)鋼發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)按使用(yong)(yong)范圍(wei)可(ke)分(fen)(fen)為生物(wu)發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)、啤酒發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)、葡(pu)萄(tao)酒發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)等。發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)廣泛應用(yong)(yong)于乳(ru)制(zhi)(zhi)品(pin)(pin)、飲(yin)料(liao)、生物(wu)工(gong)程、制(zhi)(zhi)藥(yao)、精細化工(gong)等行業，罐(guan)(guan)(guan)體設(she)有夾(jia)(jia)層、保(bao)溫(wen)層、可(ke)加(jia)(jia)(jia)熱、冷卻、保(bao)溫(wen)。罐(guan)(guan)(guan)體與上(shang)下(xia)填充(chong)頭（或(huo)雛形(xing)）均(jun)采(cai)用(yong)(yong)旋(xuan)壓(ya)(ya)R角加(jia)(jia)(jia)工(gong)，罐(guan)(guan)(guan)內壁(bi)經鏡(jing)面(mian)拋光處(chu)理，無(wu)衛(wei)生死角，而全封閉設(she)計(ji)確(que)保(bao)物(wu)料(liao)始終處(chu)一無(wu)污(wu)(wu)染(ran)的狀態下(xia)混合、發(fa)酵(jiao)(jiao)，設(she)備配備空氣(qi)呼(hu)(hu)吸(xi)孔(kong)，CIP清洗(xi)噴(pen)頭，人(ren)孔(kong)等裝(zhuang)置。發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)的分(fen)(fen)類：按照發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)的設(she)備，分(fen)(fen)為機械攪(jiao)拌(ban)通(tong)(tong)風(feng)的和(he)非機械攪(jiao)拌(ban)通(tong)(tong)風(feng)發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)按照微(wei)生物(wu)的生長(chang)代謝需(xu)要，分(fen)(fen)為好氣(qi)型發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)和(he)厭氣(qi)型發(fa)酵(jiao)(jiao)灌發(fa)酵(jiao)(jiao)罐(guan)(guan)(guan)是一種(zhong)對(dui)物(wu)料(liao)進(jin)行機械攪(jiao)拌(ban)與發(fa)酵(jiao)(jiao)的設(she)備。
