熱(re)(re)(re)風(feng)(feng)幕是(shi)(shi)把電(dian)能轉(zhuan)化(hua)成熱(re)(re)(re)能的(de)(de)大功率電(dian)器(qi)設備(bei),因(yin)(yin)(yin)其釋放熱(re)(re)(re)量(liang)大并(bing)且安全可靠(kao),使(shi)(shi)(shi)用(yong)范圍廣(guang),備(bei)受(shou)市場的(de)(de)青睞(lai)。熱(re)(re)(re)風(feng)(feng)幕一般不(bu)加(jia)(jia)(jia)裝(zhuang)空氣(qi)過(guo)(guo)濾(lv)裝(zhuang)置,因(yin)(yin)(yin)為加(jia)(jia)(jia)裝(zhuang)空氣(qi)過(guo)(guo)濾(lv)網(wang),會(hui)(hui)(hui)增(zeng)加(jia)(jia)(jia)空氣(qi)的(de)(de)進氣(qi)阻力和減少進氣(qi)的(de)(de)數量(liang),也(ye)(ye)就(jiu)增(zeng)加(jia)(jia)(jia)了加(jia)(jia)(jia)熱(re)(re)(re)器(qi)的(de)(de)負荷---(加(jia)(jia)(jia)熱(re)(re)(re)器(qi)由(you)若干(gan)個PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)組合)當(dang)熱(re)(re)(re)風(feng)(feng)幕通(tong)電(dian)工作(zuo)(zuo)后(hou)也(ye)(ye)就(jiu)是(shi)(shi)加(jia)(jia)(jia)熱(re)(re)(re)器(qi)和風(feng)(feng)機工作(zuo)(zuo)的(de)(de)時候,通(tong)電(dian)后(hou)PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)迅速(su)升溫(wen)(wen),此(ci)(ci)時風(feng)(feng)機送出的(de)(de)風(feng)(feng)把PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)表(biao)面(mian)的(de)(de)高溫(wen)(wen)熱(re)(re)(re)量(liang)帶走(zou),降(jiang)低了PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)表(biao)面(mian)的(de)(de)溫(wen)(wen)度(du)(du)。如(ru)果(guo)(guo)增(zeng)加(jia)(jia)(jia)了空氣(qi)過(guo)(guo)濾(lv)網(wang),使(shi)(shi)(shi)空氣(qi)流經PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)表(biao)面(mian)的(de)(de)速(su)度(du)(du)降(jiang)低,從而(er)提高了PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)的(de)(de)工作(zuo)(zuo)溫(wen)(wen)度(du)(du),使(shi)(shi)(shi)其始終處于高溫(wen)(wen)工作(zuo)(zuo)狀態(tai),當(dang)溫(wen)(wen)度(du)(du)達到PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)的(de)(de)設計保(bao)護溫(wen)(wen)度(du)(du),PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)內部就(jiu)會(hui)(hui)(hui)自動斷開(kai)電(dian)源(yuan),此(ci)(ci)時雖然電(dian)壓(ya)加(jia)(jia)(jia)在PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)的(de)(de)兩端(duan),PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)也(ye)(ye)不(bu)會(hui)(hui)(hui)工作(zuo)(zuo),也(ye)(ye)不(bu)會(hui)(hui)(hui)產生熱(re)(re)(re)量(liang),但(dan)(dan)如(ru)果(guo)(guo)加(jia)(jia)(jia)熱(re)(re)(re)器(qi)總是(shi)(shi)工作(zuo)(zuo)在此(ci)(ci)環境(jing)狀態(tai)下(xia),PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)會(hui)(hui)(hui)頻繁通(tong)斷,也(ye)(ye)就(jiu)衰(shuai)減PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)的(de)(de)性能,也(ye)(ye)會(hui)(hui)(hui)使(shi)(shi)(shi)PTC陶(tao)(tao)(tao)(tao)(tao)瓷(ci)片(pian)(pian)表(biao)面(mian)因(yin)(yin)(yin)過(guo)(guo)熱(re)(re)(re)而(er)加(jia)(jia)(jia)速(su)其衰(shuai)老,也(ye)(ye)就(jiu)是(shi)(shi)說(shuo)消耗了電(dian)能,但(dan)(dan)沒有得到相同(tong)的(de)(de)熱(re)(re)(re)量(liang)。長此(ci)(ci)以往,會(hui)(hui)(hui)造成通(tong)電(dian)(消耗電(dian)能)不(bu)加(jia)(jia)(jia)熱(re)(re)(re)的(de)(de)后(hou)果(guo)(guo)。