對於購買我們卡式風機盤管機組dekehu,womenzaishouhoujingchanghuilianxibujinjinduichanpinshang,zaianzhuangshangyudaokunnanyehuibangmangjiejue,zhelijiujiandanshuojigeanzhuangzhongyudaodewentihedajiafenxiangyixia;
1、保溫材料的選擇 ??
有的時候安裝人員塗省事省錢,在保溫材料的選擇上偷工減料,但是風機盤管係統是由冷水主機供給冷凍水,水溫通常隻有8℃左右,所以其冷凍水的供、回hui水shui管guan,冷leng凝ning管guan和he凝ning水shui盤pan的de溫wen度du都dou比bi較jiao低di,在zai夏xia季ji容rong易yi出chu現xian結jie露lu,必bi須xu進jin行xing保bao溫wen,而er且qie對dui保bao溫wen的de要yao求qiu也ye比bi較jiao高gao。但dan由you於yu保bao溫wen材cai料liao和he施shi工gong的de原yuan因yin,未wei能neng將jiang保bao溫wen材cai料liao緊jin貼tie在zai管guan壁bi或huo管guan件jian上shang,以yi致zhi保bao溫wen材cai料liao與yu管guan壁bi之zhi間jian存cun在zai一yi定ding的de孔kong隙xi,當dang空kong氣qi進jin入ru孔kong隙xi中zhong碰peng到dao低di溫wen管guan壁bi時shi,便bian產chan生sheng凝ning結jie水shui,凝ning結jie水shui越yue積ji越yue多duo,就jiu會hui滲shen出chu,弄nong濕shi吊diao頂ding。
在我們售往江蘇常州的一批風機盤管安裝過程中,施工方為了省材料,用的玻璃棉管殼保(bao)溫(wen),但(dan)是(shi)這(zhe)種(zhong)材(cai)料(liao)隻(zhi)要(yao)是(shi)不(bu)規(gui)則(ze)物(wu)體(ti)比(bi)如(ru)閥(fa)門(men)等(deng)的(de)上(shang)麵(mian)就(jiu)很(hen)難(nan)貼(tie)緊(jin),這(zhe)導(dao)致(zhi)了(le)在(zai)物(wu)體(ti)表(biao)麵(mian)產(chan)生(sheng)凝(ning)結(jie)水(shui)吸(xi)入(ru)管(guan)殼(ke)內(nei),在(zai)玻(bo)璃(li)棉(mian)管(guan)殼(ke)吸(xi)入(ru)水(shui)分(fen)達(da)到(dao)飽(bao)和(he)之(zhi)後(hou),冷(leng)凝(ning)水(shui)就(jiu)往(wang)下(xia)滴(di)了(le),在(zai)我(wo)們(men)去(qu)現(xian)場(chang)之(zhi)前(qian),施(shi)工(gong)方(fang)稱(cheng)是(shi)我(wo)們(men)的(de)機(ji)器(qi)漏(lou)水(shui),直(zhi)到(dao)我(wo)們(men)到(dao)現(xian)場(chang)完(wan)善(shan)之(zhi)後(hou)才(cai)明(ming)白(bai)原(yuan)來(lai)這(zhe)個(ge)保(bao)溫(wen)材(cai)料(liao)的(de)重(zhong)要(yao)性(xing)。
現在隨著大眾的消費水平提高,對治療的要求提高,一般都會采用橡塑保溫材料。這種材料在材料結構、導熱係數、表麵放熱係數、kangshuiqishentouxishushangjuyouhendadeyouyuexing,youqishiqizaishigongxingnengshangdadayouyubolimian,tebieshiheyubuguizexingzhuangguandaoguanjianhefamendebaowen,dadajiangdileyinshigongyuanyinzaochengdeningjieshuidiluoxianxiang。
xianzaiyouyukaifashangduiziyuandechongfenliyong,baokuoduijianzhudejingjixinghuozheteshuyongtu,pubianjiangdilejianzhuwumeicengdecenggao,zhedaozhidiaodingneidekongjianjiaoweixiaxiao,duifengjipanguandefengguan、水管的布置極為不利。這裏首先要告訴大家的是風機盤管的凝結水排放是靠冷凝管的坡度來實現的;所suo以yi當dang吊diao頂ding內nei空kong間jian較jiao小xiao導dao致zhi冷leng凝ning管guan坡po度du不bu夠gou,甚shen至zhi有you時shi我wo們men遇yu到dao施shi工gong人ren員yuan的de疏shu忽hu導dao致zhi無wu坡po或huo反fan坡po時shi,就jiu會hui導dao致zhi冷leng凝ning水shui排pai水shui不bu暢chang,聚ju在zai滴di水shui盤pan中zhong,積ji水shui過guo多duo後hou溢yi出chu,導dao致zhi浸jin濕shi吊diao頂ding。(這種情況現在也遇到很多次了,有的工人對這些並不了解。)所以在設計和施工中,要確保風機盤管的冷凝管有足夠坡度。
在我們發往湖北武漢的某文化娛樂中心裏,由於辦公室層高比較低,無法滿足風機盤管係統冷凝水的集中排放要求(無法保證坡度);施工方也是很頭疼,最後在我們的見一下就近設置立管排水,即2~3個ge盤pan管guan合he用yong一yi個ge排pai水shui立li管guan,直zhi接jie排pai入ru地di下xia室shi排pai水shui溝gou。此ci外wai,在zai施shi工gong中zhong有you些xie施shi工gong單dan位wei為wei圖tu方fang便bian快kuai捷jie采cai用yong聚ju氯lv乙yi烯xi軟ruan管guan作zuo為wei冷leng凝ning管guan,在zai管guan路lu較jiao長chang時shi由you於yu剛gang度du不bu夠gou而er無wu法fa保bao證zheng排pai水shui坡po度du。故gu一yi般ban應ying采cai用yong鍍du鋅xin鋼gang管guan,在zai與yu凝ning水shui盤pan相xiang連lian部bu分fen采cai用yong波bo紋wen管guan連lian接jie。這zhe裏li要yao說shuo明ming一yi下xia,如ru果guo直zhi接jie用yong硬ying管guan連lian接jie凝ning水shui盤pan,會hui導dao致zhi安an裝zhuang時shi可ke能neng把ba積ji水shui頭tou壓ya壞huai弄nong裂lie的de情qing況kuang,那na樣yang也ye是shi比bi較jiao麻ma煩fan,所suo以yi我wo們men這zhe裏li一yi定ding要yao用yong波bo紋wen管guan連lian接jie,如ru果guo條tiao件jian允yun許xu,使shi用yong帶dai鋼gang圈quan的de波bo紋wen管guan效xiao果guo更geng好hao,連lian接jie更geng緊jin。

由(you)於(yu)冷(leng)凝(ning)水(shui)係(xi)統(tong)是(shi)一(yi)個(ge)無(wu)壓(ya)係(xi)統(tong),所(suo)以(yi)冷(leng)凝(ning)管(guan)的(de)管(guan)徑(jing)大(da)小(xiao)對(dui)冷(leng)凝(ning)水(shui)的(de)排(pai)放(fang)有(you)重(zhong)要(yao)影(ying)響(xiang),若(ruo)冷(leng)凝(ning)管(guan)管(guan)徑(jing)過(guo)小(xiao),會(hui)導(dao)致(zhi)沿(yan)程(cheng)阻(zu)力(li)增(zeng)大(da)使(shi)冷(leng)凝(ning)水(shui)排(pai)放(fang)不(bu)暢(chang),若(ruo)管(guan)徑(jing)過(guo)大(da)又(you)會(hui)浪(lang)費(fei)材(cai)料(liao)。一(yi)般(ban)在(zai)設(she)計(ji)過(guo)程(cheng)中(zhong),設(she)計(ji)人(ren)員(yuan)會(hui)依(yi)據(ju)設(she)計(ji)手(shou)冊(ce)中(zhong)列(lie)出(chu)的(de)冷(leng)凝(ning)管(guan)徑(jing)與(yu)風(feng)機(ji)盤(pan)管(guan)負(fu)荷(he)間(jian)的(de)對(dui)應(ying)關(guan)係(xi)來(lai)確(que)定(ding)冷(leng)凝(ning)管(guan)管(guan)徑(jing)。在(zai)實(shi)際(ji)施(shi)工(gong)中(zhong)最(zui)好(hao)加(jia)強(qiang)監(jian)理(li)工(gong)作(zuo),防(fang)止(zhi)施(shi)工(gong)單(dan)位(wei)不(bu)按(an)施(shi)工(gong)圖(tu)要(yao)求(qiu)以(yi)小(xiao)管(guan)徑(jing)的(de)鍍(du)鋅(xin)鋼(gang)管(guan)來(lai)替(ti)代(dai),導(dao)致(zhi)日(ri)後(hou)使(shi)用(yong)中(zhong)冷(leng)凝(ning)水(shui)排(pai)放(fang)不(bu)暢(chang)。
3、其他原因
在施工中為了風機盤管的檢修方便,通常在冷凍水進出盤管的管路上設置截止閥,在zai進jin水shui管guan上shang還hai要yao設she置zhi過guo濾lv器qi以yi防fang止zhi汙wu物wu進jin入ru盤pan管guan。但dan在zai實shi際ji運yun行xing過guo程cheng中zhong,有you些xie截jie止zhi閥fa由you於yu質zhi量liang問wen題ti,在zai閥fa芯xin處chu出chu現xian漏lou水shui現xian象xiang,或huo是shi由you於yu截jie止zhi閥fa和he過guo濾lv器qi保bao溫wen不bu好hao導dao致zhi冷leng凝ning水shui產chan生sheng。所suo以yi在zai選xuan擇ze截jie止zhi閥fa時shi,在zai條tiao件jian允yun許xu的de情qing況kuang下xia,最zui好hao選xuan擇ze一yi些xie較jiao高gao檔dang次ci的de進jin口kou產chan品pin或huo者zhe在zai定ding購gou風feng機ji盤pan管guan時shi,向xiang廠chang家jia提ti出chu加jia長chang凝ning水shui盤pan的de要yao求qiu,因yin為wei截jie止zhi閥fa和he過guo濾lv器qi都dou是shi在zai風feng機ji盤pan管guan邊bian上shang,使shi凝ning水shui盤pan適shi當dang加jia長chang延yan伸shen至zhi截jie止zhi閥fa和he過guo濾lv器qi下xia也ye切qie實shi有you效xiao。
zaishiyongguochengzhong,zengjingfaxianyouyuningshuipandepaishuikoudusaierzaochenglengningshuiwaiyi,qiyuanyinshiyinweifengjipanguanduoshizaishigongkuangxiagongzuo,panguanbiaomianchangchangzhanmanhuichen。ruoweihurenyuanmeiyoujishiqingxi,jiuhuishizhexiehuichenhuoyixiexixiaoxianweizhuangwuzhibeiningshuichongxia,chenjizainingshuipanzhong,ningshuipanzhongdechaoshihuanjingchangchangdaozhixijunfanzhichanshengjiaozhuangwuwu,congerdusaipaishuikou。suoyiyingdingqiduifengjipanguanjinxingjianzhaqingxi,yibaozhengningjieshuipaifangchangtong。
曾經我們公司也遇到一個案例,西安某客戶老的卡式風機盤管由(you)於(yu)之(zhi)前(qian)廠(chang)家(jia)售(shou)後(hou)問(wen)題(ti)換(huan)成(cheng)我(wo)們(men)家(jia)的(de)產(chan)品(pin)之(zhi)後(hou),發(fa)現(xian)冷(leng)凝(ning)水(shui)管(guan)堵(du)塞(sai),最(zui)後(hou)經(jing)過(guo)我(wo)們(men)公(gong)司(si)技(ji)術(shu)人(ren)員(yuan)排(pai)查(zha)發(fa)現(xian)他(ta)們(men)的(de)水(shui)質(zhi)很(hen)髒(zang),導(dao)致(zhi)了(le)冷(leng)凝(ning)水(shui)管(guan)堵(du)塞(sai),我(wo)們(men)將(jiang)機(ji)器(qi)拆(chai)開(kai)之(zhi)後(hou)看(kan)到(dao)管(guan)道(dao)內(nei)全(quan)是(shi)髒(zang)東(dong)西(xi)。困(kun)擾(rao)他(ta)們(men)很(hen)久(jiu)的(de)問(wen)題(ti)得(de)到(dao)解(jie)決(jue)
4.施工質量
施工質量也是一個重要原因。工程的設計都是嚴格按照設計規範、手shou冊ce來lai進jin行xing的de,但dan在zai施shi工gong過guo程cheng中zhong經jing常chang會hui發fa現xian施shi工gong單dan位wei偷tou工gong減jian料liao,有you些xie現xian場chang施shi工gong人ren員yuan甚shen至zhi未wei經jing過guo專zhuan門men的de安an裝zhuang培pei訓xun就jiu上shang崗gang操cao作zuo,導dao致zhi在zai運yun行xing過guo程cheng中zhong出chu現xian了le這zhe樣yang那na樣yang的de問wen題ti。
這個問題我們在合肥就遇到過,我們的卡式風機盤管機組剛發過去不久就來了電話說我們的產品漏水了,這確實很驚訝,我們晟和空調zaichuchangqiandouhuijingguosanlunjiance,zenmehuichuxianzheyangdewenti,benzheduikehufuzedetaiduwomendaizheqianyiqudaolexianchang,shiyigezhongdaxingdeshangchang,kaishiwenshigongrenyuan,tahuifuwomenchengzijiyou4-5niangongzuojingyan,anzhuangshangkendingmeiwenti,womendejishurenyuanshangqukanlexiayuanlaizaitazhuanghaofangqizhihoufangqifameiyouguanjinjiukaishigeijiqigongshui,zheyangjiudaozhileloushuidehouguo,suoyishigongdanweiyaoduishigongrenyuanjinxingbiyaodeshanggangpeixun,shigongguochengzhongyaojiaqiangjianlilidu,dujueyiqietougongjianliaohuocuowucaozuodexianxiangfasheng。

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