在日常的生活中我們經常能夠見到防火閥，它給我們帶來了很大的作用，那到底有哪些作用呢？接下來由小(xiao)編(bian)來給大家簡單介(jie)紹一下其相關知識點。

     防火(huo)閥的(de)(de)(de)(de)作用一(yi)(yi)個復雜的(de)(de)(de)(de)送(song)(song)風(feng)(feng)(feng)(feng)(feng)排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)系(xi)(xi)統(tong)(tong)(tong)，管(guan)(guan)路(lu)(lu)錯綜(zong)復雜。在(zai)(zai)送(song)(song)風(feng)(feng)(feng)(feng)(feng)系(xi)(xi)統(tong)(tong)(tong)中，送(song)(song)風(feng)(feng)(feng)(feng)(feng)機(ji)送(song)(song)出(chu)的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)必須通(tong)過(guo)主管(guan)(guan)道分配到各(ge)支(zhi)管(guan)(guan)中去(qu)；在(zai)(zai)排(pai)(pai)(pai)(pai)(pai)(pai)風(feng)(feng)(feng)(feng)(feng)或(huo)排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)系(xi)(xi)統(tong)(tong)(tong)中，風(feng)(feng)(feng)(feng)(feng)或(huo)煙(yan)(yan)由(you)各(ge)支(zhi)管(guan)(guan)匯集到主管(guan)(guan)道后進(jin)(jin)入排(pai)(pai)(pai)(pai)(pai)(pai)風(feng)(feng)(feng)(feng)(feng)機(ji)排(pai)(pai)(pai)(pai)(pai)(pai)出(chu)。那(nei)么無(wu)論是(shi)送(song)(song)風(feng)(feng)(feng)(feng)(feng)系(xi)(xi)統(tong)(tong)(tong)或(huo)排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)系(xi)(xi)統(tong)(tong)(tong)中，如果沒有(you)任何(he)阻(zu)擋(dang)的(de)(de)(de)(de)話，送(song)(song)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)和排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)量(liang)(liang)就(jiu)無(wu)法(fa)控制(zhi)，不需(xu)(xu)(xu)要(yao)送(song)(song)風(feng)(feng)(feng)(feng)(feng)或(huo)排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)的(de)(de)(de)(de)部(bu)位(wei)出(chu)現大量(liang)(liang)送(song)(song)風(feng)(feng)(feng)(feng)(feng)、排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)的(de)(de)(de)(de)情況(kuang)，而需(xu)(xu)(xu)要(yao)送(song)(song)風(feng)(feng)(feng)(feng)(feng)或(huo)排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)的(de)(de)(de)(de)部(bu)位(wei)卻不送(song)(song)風(feng)(feng)(feng)(feng)(feng)、排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)或(huo)只(zhi)是(shi)少量(liang)(liang)送(song)(song)風(feng)(feng)(feng)(feng)(feng)、排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)。為了把(ba)不需(xu)(xu)(xu)要(yao)送(song)(song)風(feng)(feng)(feng)(feng)(feng)、排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)部(bu)位(wei)的(de)(de)(de)(de)管(guan)(guan)路(lu)(lu)切斷，這(zhe)就(jiu)需(xu)(xu)(xu)要(yao)閥門裝置(zhi)。另外排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)系(xi)(xi)統(tong)(tong)(tong)中各(ge)部(bu)分的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)雖(sui)然通(tong)過(guo)管(guan)(guan)路(lu)(lu)計算(suan)，并(bing)進(jin)(jin)行(xing)(xing)相應的(de)(de)(de)(de)管(guan)(guan)路(lu)(lu)設計。但是(shi)一(yi)(yi)方(fang)面理論計算(suan)與(yu)實(shi)際情況(kuang)存在(zai)(zai)著一(yi)(yi)定的(de)(de)(de)(de)偏(pian)差，另一(yi)(yi)方(fang)面系(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)(de)運行(xing)(xing)工況(kuang)在(zai)(zai)不斷變(bian)化，因(yin)而必須對(dui)系(xi)(xi)統(tong)(tong)(tong)各(ge)部(bu)分的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)進(jin)(jin)行(xing)(xing)相應的(de)(de)(de)(de)調節，這(zhe)又需(xu)(xu)(xu)要(yao)閥門裝置(zhi)。還有(you)，某些通(tong)風(feng)(feng)(feng)(feng)(feng)設備，如離心式通(tong)風(feng)(feng)(feng)(feng)(feng)機(ji)等，在(zai)(zai)啟(qi)動(dong)(dong)時最好(hao)是(shi)空載啟(qi)動(dong)(dong)，因(yin)為這(zhe)樣(yang)電動(dong)(dong)機(ji)的(de)(de)(de)(de)啟(qi)動(dong)(dong)電流最小(xiao)，對(dui)安全有(you)利。這(zhe)就(jiu)需(xu)(xu)(xu)要(yao)在(zai)(zai)啟(qi)動(dong)(dong)之前把(ba)系(xi)(xi)統(tong)(tong)(tong)管(guan)(guan)路(lu)(lu)切斷。當風(feng)(feng)(feng)(feng)(feng)機(ji)進(jin)(jin)出(chu)口(kou)帶有(you)開關時，一(yi)(yi)般是(shi)把(ba)進(jin)(jin)口(kou)或(huo)出(chu)口(kou)關閉即可，如進(jin)(jin)出(chu)口(kou)不帶開關，則(ze)必須通(tong)過(guo)閥門裝置(zhi)來控制(zhi)。防火(huo)閥、排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)防火(huo)閥的(de)(de)(de)(de)設置(zhi)在(zai)(zai)通(tong)風(feng)(feng)(feng)(feng)(feng)、空調系(xi)(xi)統(tong)(tong)(tong)管(guan)(guan)道上設防火(huo)閥，在(zai)(zai)排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)系(xi)(xi)統(tong)(tong)(tong)管(guan)(guan)道上設排(pai)(pai)(pai)(pai)(pai)(pai)煙(yan)(yan)防火(huo)閥，以防止(zhi)火(huo)災時高(gao)溫有(you)毒煙(yan)(yan)氣傳輸(shu)，引起火(huo)災蔓延擴大和毒性加重。

      關于防火閥的(de)(de)相關知(zhi)識(shi)點(dian)先給大(da)(da)家介紹到這(zhe)里了，希(xi)望以上的(de)(de)內容能夠對(dui)大(da)(da)家有(you)所幫助(zhu)，感謝您(nin)的(de)(de)觀(guan)看和支持，如果大(da)(da)家有(you)哪里不(bu)懂的(de)(de)地(di)方(fang)或者有(you)想要咨(zi)詢的(de)(de)可以直接聯系我們的(de)(de)工作人(ren)員(yuan)，我們將為(wei)您(nin)竭誠的(de)(de)服務。