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、濟寧風淋室和(he)操作(zuo)間(jian)(jian)(jian)(jian)等(deng)組(zu)成。更衣(yi)間(jian)(jian)(jian)(jian)放(fang)在外(wai)(wai),主(zhu)要(yao)供更換衣(yi)帽、鞋子等(deng);緩沖間(jian)(jian)(jian)(jian)應該位于更衣(yi)間(jian)(jian)(jian)(jian)與風淋室之間(jian)(jian)(jian)(jian),也(ye)可(ke)以同時和(he)幾個操作(zuo)間(jian)(jian)(jian)(jian)相通;操作(zuo)間(jian)(jian)(jian)(jian)放(fang)在內間(jian)(jian)(jian)(jian),主(zhu)要(yao)供產品(pin)灌裝,房間(jian)(jian)(jian)(jian)不(bu)能受(shou)日光直射(she),大小(xiao)適(shi)當,高(gao)度(du)適(shi)宜(具體根據生產設備的(de)高(gao)度(du)來確定)。房間(jian)(jian)(jian)(jian)過大,清掃和(he)消毒不(bu)便;過小(xiao),操作(zuo)不(bu)便;如果頂部過高(gao)會影響紫外(wai)(wai)線(xian)的(de)有效滅(mie)菌效果。墻壁應光滑無死角,以便清洗和(he)消毒。食品(pin)、食品(pin)車(che)間(jian)(jian)(jian)(jian)凈化應為密閉式并保持車(che)間(jian)(jian)(jian)(jian)靜壓(ya)差為正壓(ya),設置(zhi)(zhi)空(kong)氣消毒用的(de)紫外(wai)(wai)線(xian)燈、空(kong)氣過濾凈化器和(he)恒溫裝置(zhi)(zhi)。