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按照氣流運動來進行風機分類的有:1離心風機,氣流進入旋轉的葉片通道,在風管離心力作用下氣體被壓縮并沿著半徑方向流動。2軸流風機氣流軸向進入風機葉輪后,在旋轉葉片的流道中沿著軸線方向流動的風機。相對于離心風機,軸流風機具有流量大、體積小、壓頭低的特點,高品質風管用于有灰塵(chen)和腐(fu)蝕性氣(qi)體場合(he)時需注意。3斜流式(shi)(shi)(混流式(shi)(shi))風(feng)機,在風(feng)機的(de)葉(xie)輪中,氣(qi)流的(de)方向處于軸(zhou)流式(shi)(shi)之(zhi)間,近似沿錐流動,故可稱為斜流式(shi)(shi)(混流式(shi)(shi))風(feng)機。這種(zhong)風(feng)機的(de)壓力系(xi)(xi)數比(bi)軸(zhou)流式(shi)(shi)風(feng)機高,而流量系(xi)(xi)數比(bi)離心式(shi)(shi)風(feng)機高。
什么是風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan),常(chang)見風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)有哪些類型,風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)主要指中央空(kong)調(diao)系(xi)統的通風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao),它常(chang)常(chang)被(bei)忽(hu)視,但卻是空(kong)調(diao)系(xi)統的重要組成部分(fen)(fen)(fen)。風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)是由(you)薄鋼(gang)(gang)(gang)(gang)板(ban)、鋁板(ban)、硬(ying)聚(ju)氯(lv)乙烯(xi)(xi)板(ban)、玻璃(li)鋼(gang)(gang)(gang)(gang)以及其(qi)它復合材料等制成的,用于(yu)輸送(song)空(kong)氣和空(kong)氣混合物的各種管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)的總(zong)稱。1、按照材質(zhi)可分(fen)(fen)(fen)為(wei):金屬(shu)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、非金屬(shu)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)。其(qi)中:(1)金屬(shu)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)又(you)可分(fen)(fen)(fen)為(wei):鋼(gang)(gang)(gang)(gang)板(ban)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、鋁板(ban)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、不銹鋼(gang)(gang)(gang)(gang)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)等;(2)非金屬(shu)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)可以分(fen)(fen)(fen)為(wei):硬(ying)聚(ju)氯(lv)乙烯(xi)(xi)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、有機玻璃(li)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、無機玻璃(li)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、玻璃(li)鋼(gang)(gang)(gang)(gang)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)以及其(qi)它復合材料風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)等;2、按照風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)外形可分(fen)(fen)(fen)為(wei):圓形風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、矩形風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan);3、按照通風(feng)(feng)(feng)(feng)(feng)(feng)空(kong)調(diao)系(xi)統工作壓(ya)(ya)(ya)力可分(fen)(fen)(fen)為(wei):高壓(ya)(ya)(ya)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、中壓(ya)(ya)(ya)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)、低壓(ya)(ya)(ya)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)三個(ge)類別,
1) 送(song)(song)(song)風(feng),包括通氣(qi)(qi),如(ru)送(song)(song)(song)鮮(xian)風(feng)和排(pai)氣(qi)(qi),這(zhe)個范圍很廣,如(ru)工廠(chang)車間,生(sheng)(sheng)產(chan)場地空(kong)氣(qi)(qi),由于有(you)害氣(qi)(qi)體產(chan)生(sheng)(sheng)需(xu)(xu)要(yao)排(pai)出(chu)室(shi)外(wai),又需(xu)(xu)要(yao)把室(shi)外(wai)空(kong)氣(qi)(qi)輸送(song)(song)(song)至室(shi)內。這(zhe)時就(jiu)要(yao)使用流量(liang)(liang)大(da)而(er)壓力小的(de)(de)空(kong)氣(qi)(qi)輸送(song)(song)(song)管(guan)(guan)(guan)(guan)(guan)道(dao),螺(luo)旋(xuan)風(feng)管(guan)(guan)(guan)(guan)(guan)就(jiu)適用,一(yi)般情況下使用鍍鋅鐵(tie)管(guan)(guan)(guan)(guan)(guan),有(you)腐蝕性及(ji)特(te)別潮(chao)濕場所使用不銹鋼管(guan)(guan)(guan)(guan)(guan)。2) 送(song)(song)(song)冷風(feng)。常(chang)見(jian)的(de)(de)是(shi)(shi)中央(yang)空(kong)調的(de)(de)管(guan)(guan)(guan)(guan)(guan)道(dao),這(zhe)種管(guan)(guan)(guan)(guan)(guan)道(dao)需(xu)(xu)要(yao)加保溫(wen)材料(liao)。螺(luo)旋(xuan)風(feng)管(guan)(guan)(guan)(guan)(guan)可內貼保溫(wen)材料(liao),外(wai)表看來美觀。3) 排(pai)油煙。飯店、酒樓、賓館(guan)的(de)(de)廚房均有(you)大(da)量(liang)(liang)油煙產(chan)生(sheng)(sheng),需(xu)(xu)要(yao)排(pai)出(chu),使用圓形(xing)的(de)(de)風(feng)管(guan)(guan)(guan)(guan)(guan)就(jiu)是(shi)(shi)油煙囪。在這(zhe)里,螺(luo)旋(xuan)風(feng)管(guan)(guan)(guan)(guan)(guan)該叫做油煙管(guan)(guan)(guan)(guan)(guan)。4) 除塵(chen)(chen)。有(you)些(xie)工廠(chang)生(sheng)(sheng)產(chan)車間很多塵(chen)(chen)埃,需(xu)(xu)要(yao)專門的(de)(de)除塵(chen)(chen)裝置,其中量(liang)(liang)較大(da)的(de)(de)管(guan)(guan)(guan)(guan)(guan)道(dao),可使用螺(luo)旋(xuan)風(feng)管(guan)(guan)(guan)(guan)(guan)。5) 散裝物料(liao)輸送(song)(song)(song)。有(you)些(xie)工廠(chang)的(de)(de)生(sheng)(sheng)產(chan)過程中,需(xu)(xu)要(yao)輸送(song)(song)(song)松(song)散的(de)(de)顆粒,特(te)別是(shi)(shi)比(bi)重不大(da)的(de)(de)如(ru)發泡塑料(liao)粒之類的(de)(de)使用螺(luo)旋(xuan)風(feng)管(guan)(guan)(guan)(guan)(guan)造價(jia)低、效(xiao)果好。
風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)是依靠輸(shu)入的(de)(de)(de)(de)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)能(neng),提(ti)高氣體(ti)(ti)壓(ya)力并排送(song)氣體(ti)(ti)的(de)(de)(de)(de)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie),它是一種(zhong)從動(dong)的(de)(de)(de)(de)流體(ti)(ti)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)。風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)是我(wo)國對氣體(ti)(ti)壓(ya)縮和(he)(he)氣體(ti)(ti)輸(shu)送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)的(de)(de)(de)(de)習(xi)慣簡稱,通(tong)(tong)常所說的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)包(bao)括(kuo)通(tong)(tong)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),鼓(gu)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),壓(ya)縮機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)以及羅茨鼓(gu)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),離心式(shi)(shi)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),回轉(zhuan)(zhuan)式(shi)(shi)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),水環式(shi)(shi)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),但(dan)是不(bu)包(bao)括(kuo)活塞壓(ya)縮機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)等(deng)容積式(shi)(shi)鼓(gu)風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)壓(ya)縮機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)。氣體(ti)(ti)壓(ya)縮和(he)(he)氣體(ti)(ti)輸(shu)送(song)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)是把旋(xuan)(xuan)轉(zhuan)(zhuan)的(de)(de)(de)(de)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)轉(zhuan)(zhuan)換為氣體(ti)(ti)壓(ya)力能(neng)和(he)(he)動(dong)能(neng),并將氣體(ti)(ti)輸(shu)送(song)出去的(de)(de)(de)(de)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)械(xie)。風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)主要(yao)由風(feng)(feng)(feng)(feng)葉(xie)、百(bai)葉(xie)窗(chuang)(chuang)、開(kai)(kai)窗(chuang)(chuang)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)構、電(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)、皮帶輪、進風(feng)(feng)(feng)(feng)罩、內框架(jia)、機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)殼、安(an)全網等(deng)部件組(zu)成。開(kai)(kai)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)時由電(dian)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)驅動(dong)風(feng)(feng)(feng)(feng)葉(xie)旋(xuan)(xuan)轉(zhuan)(zhuan),并使開(kai)(kai)窗(chuang)(chuang)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)構打開(kai)(kai)百(bai)葉(xie)窗(chuang)(chuang)排風(feng)(feng)(feng)(feng)。停機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)時百(bai)葉(xie)窗(chuang)(chuang)自動(dong)關閉。風(feng)(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)廣(guang)泛(fan)用(yong)于(yu)工(gong)(gong)廠、礦井、隧(sui)道、冷(leng)卻塔、車輛(liang)、船舶(bo)和(he)(he)建筑物(wu)的(de)(de)(de)(de)通(tong)(tong)風(feng)(feng)(feng)(feng)、排塵(chen)和(he)(he)冷(leng)卻;鍋爐和(he)(he)工(gong)(gong)業(ye)爐窯的(de)(de)(de)(de)通(tong)(tong)風(feng)(feng)(feng)(feng)和(he)(he)引(yin)風(feng)(feng)(feng)(feng);空氣調節設備(bei)和(he)(he)家用(yong)電(dian)器設備(bei)中(zhong)的(de)(de)(de)(de)冷(leng)卻和(he)(he)通(tong)(tong)風(feng)(feng)(feng)(feng);谷物(wu)的(de)(de)(de)(de)烘干和(he)(he)選送(song);風(feng)(feng)(feng)(feng)洞風(feng)(feng)(feng)(feng)源和(he)(he)氣墊(dian)船的(de)(de)(de)(de)充氣和(he)(he)推進等(deng)。