隨著新型墻體建筑(zhu)材料在(zai)我國(guo)的推廣,粉煤灰蒸(zheng)壓磚(zhuan)(zhuan)廠的增多,加(jia)(jia)氣(qi)磚(zhuan)(zhuan)的價格也逐漸走俏。免蒸(zheng)加(jia)(jia)氣(qi)塊(kuai)設備(bei)廠家(jia)表示在(zai)實(shi)際(ji)情(qing)況,在(zai)非穩(wen)態(tai)傳熱(re)(re)過程(cheng),熱(re)(re)工要(yao)(yao)(yao)(yao)求(qiu)(qiu)的加(jia)(jia)氣(qi)塊(kuai)厚(hou)度應(ying)在(zai)滿足建筑(zhu)保(bao)溫(wen)(wen)隔熱(re)(re)要(yao)(yao)(yao)(yao)求(qiu)(qiu)的條件下,經濟合理地(di)(di)選取。在(zai)維護(hu)(hu)結(jie)構(gou)的設計,尤其是輕質圍(wei)護(hu)(hu)結(jie)構(gou)的保(bao)溫(wen)(wen)性能(neng)(neng),要(yao)(yao)(yao)(yao)同時考(kao)慮(lv)熱(re)(re)阻和(he)熱(re)(re)穩(wen)定性,但(dan)重點也是熱(re)(re)阻,因為增加(jia)(jia)熱(re)(re)阻不(bu)僅有助于減(jian)少(shao)維護(hu)(hu)結(jie)構(gou)的熱(re)(re)損(sun)失(shi),防止內表面(mian)結(jie)露,而且加(jia)(jia)氣(qi)塊(kuai)維護(hu)(hu)結(jie)構(gou)的產品厚(hou)度要(yao)(yao)(yao)(yao)因地(di)(di)制宜。對于寒冷地(di)(di)區(qu)(qu),以保(bao)溫(wen)(wen)性能(neng)(neng)為主要(yao)(yao)(yao)(yao)要(yao)(yao)(yao)(yao)求(qiu)(qiu),而對于炎熱(re)(re)地(di)(di)區(qu)(qu)和(he)保(bao)溫(wen)(wen)性能(neng)(neng),在(zai)某些地(di)(di)區(qu)(qu),例如華北地(di)(di)區(qu)(qu)的建筑(zhu),要(yao)(yao)(yao)(yao)考(kao)慮(lv)保(bao)溫(wen)(wen)隔熱(re)(re)要(yao)(yao)(yao)(yao)求(qiu)(qiu),目前對于維護(hu)(hu)結(jie)構(gou)的保(bao)溫(wen)(wen)隔熱(re)(re)設計沒有統一的標(biao)準(zhun),以磚(zhuan)(zhuan)墻圍(wei)護(hu)(hu)作為比較依(yi)據。