食品車間凈化最好能與外界隔離,不能穿行或者受其他因素干擾。食品車間凈化的大小依需要的而定,一般由更衣間、緩沖間、菏澤風淋室和(he)操作(zuo)間(jian)(jian)等組(zu)成。更(geng)(geng)(geng)衣間(jian)(jian)放在外,主(zhu)要(yao)供更(geng)(geng)(geng)換衣帽(mao)、鞋(xie)子等;緩沖間(jian)(jian)應(ying)該位于更(geng)(geng)(geng)衣間(jian)(jian)與風淋室之間(jian)(jian),也可以同(tong)時(shi)和(he)幾個操作(zuo)間(jian)(jian)相通;操作(zuo)間(jian)(jian)放在內間(jian)(jian),主(zhu)要(yao)供產品灌裝,房(fang)間(jian)(jian)不(bu)能受日光直射,大(da)小適當,高(gao)度(du)適宜(具(ju)體根據生產設(she)(she)備的高(gao)度(du)來確定)。房(fang)間(jian)(jian)過(guo)大(da),清(qing)掃和(he)消毒(du)(du)不(bu)便(bian);過(guo)小,操作(zuo)不(bu)便(bian);如果頂部(bu)過(guo)高(gao)會影響紫外線(xian)的有(you)效滅菌效果。墻壁應(ying)光滑(hua)無死角(jiao),以便(bian)清(qing)洗和(he)消毒(du)(du)。食(shi)品、食(shi)品車(che)間(jian)(jian)凈化應(ying)為密閉式并(bing)保(bao)持(chi)車(che)間(jian)(jian)靜(jing)壓差為正壓,設(she)(she)置(zhi)空氣消毒(du)(du)用的紫外線(xian)燈、空氣過(guo)濾凈化器和(he)恒溫裝置(zhi)。