【2021-05-10】取樣冷卻器的概述和作用

取(qu)(qu)(qu)(qu)樣(yang)冷(leng)(leng)卻器(qi)用(yong)于(yu)(yu)鍋(guo)爐房或電廠內汽水化(hua)驗取(qu)(qu)(qu)(qu)樣(yang)冷(leng)(leng)卻，即用(yong)于(yu)(yu)溫度(du)較(jiao)高的(de)液體和氣體等介質(zhi)換(huan)熱(re)。鍋(guo)爐及(ji)熱(re)力系統中(zhong)的(de)水大都(dou)溫度(du)較(jiao)高，而(er)高水溫不便于(yu)(yu)取(qu)(qu)(qu)(qu)樣(yang)測定化(hua)驗，所(suo)以在取(qu)(qu)(qu)(qu)樣(yang)中(zhong)應加以冷(leng)(leng)卻，即把(ba)取(qu)(qu)(qu)(qu)樣(yang)點的(de)樣(yang)品(pin)(pin)引進取(qu)(qu)(qu)(qu)樣(yang)冷(leng)(leng)卻器(qi)進行(xing)冷(leng)(leng)卻,取(qu)(qu)(qu)(qu)樣(yang)時一般要求保證流量在500-700mL/min時,樣(yang)品(pin)(pin)能冷(leng)(leng)取(qu)(qu)(qu)(qu)到30-40度(du)以下,滿足中(zhong)華人民共和國(guo)電力行(xing)業(ye)DL/T457—91的(de)標準。