空調加熱器熱(re)電(dian)偶(ou)(ou)作(zuo)業原理：兩種(zhong)不一樣成(cheng)份的導體（稱(cheng)為熱(re)電(dian)偶(ou)(ou)絲材或(huo)(huo)熱(re)電(dian)極）兩頭接組(zu)成(cheng)回路(lu)，當接合點滴溫度(du)發生(sheng)變化時，在回路(lu)中就會發生(sheng)電(dian)動(dong)(dong)勢(shi)(shi)，這(zhe)(zhe)種(zhong)表(biao)象稱(cheng)為熱(re)電(dian)效應，而這(zhe)(zhe)種(zhong)電(dian)動(dong)(dong)勢(shi)(shi)稱(cheng)為熱(re)電(dian)動(dong)(dong)勢(shi)(shi)；熱(re)電(dian)偶(ou)(ou)即(ji)是使用這(zhe)(zhe)種(zhong)原理進(jin)行(xing)溫度(du)丈量(liang)的，其間(jian)，直接用作(zuo)丈量(liang)介(jie)質溫度(du)的一端叫(jiao)做作(zuo)業端，另一端叫(jiao)做冷(leng)端；冷(leng)端與顯(xian)現(xian)外(wai)(wai)表(biao)或(huo)(huo)配套外(wai)(wai)表(biao)銜接，顯(xian)現(xian)外(wai)(wai)表(biao)會指出(chu)熱(re)電(dian)偶(ou)(ou)所發生(sheng)的熱(re)電(dian)動(dong)(dong)勢(shi)(shi)。