波紋補償器選擇
先選擇波紋管補償器的時候應仔細檢查其型號、規格及管道配置情況;
其次生產出來的波紋補償器要合理, 要滿足客戶的設計要求。
按照通常做法,軸向型波紋補償器均布置在緊靠固定支架旁,然後緊接兩個導向支架,距離分別4Dg、14Dg,主要目的以防止其軸向失穩,蒸汽直埋管道靠保溫材料及外套鋼管進行支撐或導向、熱水直埋管主要靠與保溫材料形成整體由土壤、沙層控製。但筆者認為,這種布置方式出發點是好的,但在實際運用中受地形限製,架空管係支架過多,則布置困難;直(zhi)埋(mai)管(guan)係(xi)地(di)下(xia)障(zhang)礙(ai)物(wu)過(guo)多(duo),可(ke)能(neng)有(you)過(guo)多(duo)翻(fan)彎(wan)產(chan)生(sheng),要(yao)求(qiu)補(bu)償(chang)器(qi)隻(zhi)能(neng)布(bu)置(zhi)在(zai)直(zhi)管(guan)段(duan),這(zhe)種(zhong)在(zai)固(gu)定(ding)支(zhi)架(jia)側(ce)設(she)補(bu)償(chang)器(qi)的(de)形(xing)式(shi),可(ke)能(neng)會(hui)因(yin)管(guan)線(xian)位(wei)移(yi)造(zao)成(cheng)波(bo)紋(wen)補(bu)償(chang)器(qi)每(mei)個(ge)波(bo)節(jie)吸(xi)收(shou)位(wei)移(yi)的(de)工(gong)作(zuo)能(neng)力(li)傳(chuan)遞(di)不(bu)均(jun),發(fa)揮(hui)的(de)補(bu)償(chang)能(neng)力(li)不(bu)充(chong)分(fen)。我(wo)們(men)認(ren)為(wei)解(jie)決(jue)補(bu)償(chang)器(qi)軸(zhou)向(xiang)失(shi)穩(wen)問(wen)題(ti)除(chu)與(yu)其(qi)布(bu)置(zhi)、設she置zhi位wei置zhi有you關guan外wai,主zhu要yao的de是shi取qu決jue於yu補bu償chang器qi自zi身shen的de性xing能neng與yu質zhi量liang,隻zhi布bu置zhi在zai固gu定ding支zhi架jia側ce的de補bu償chang器qi性xing能neng與yu質zhi量liang要yao求qiu應ying高gao一yi些xie,管guan線xian分fen段duan距ju離li一yi般ban應ying小xiao一yi些xie,進jin行xing選xuan型xing時shi要yao選xuan自zi導dao向xiang性xing好hao,抗kang失shi穩wen能neng力li強qiang的de補bu償chang器qi,設she計ji布bu置zhi按an照zhao基ji本ben原yuan則ze,根gen據ju工gong程cheng的de實shi際ji情qing況kuang,靈ling活huo對dui待dai處chu理li,實shi踐jian情qing況kuang證zheng明ming,無wu論lun是shi架jia空kong還hai是shi直zhi埋mai地di溝gou,隻zhi要yao做zuo好hao導dao向xiang結jie構gou控kong製zhi,波bo紋wen補bu償chang器qi可ke以yi設she置zhi在zai兩liang固gu定ding支zhi架jia的de任ren一yi位wei置zhi。
不鏽鋼波紋管膨脹節可用於貯罐與管路的柔性連接。近年來,油田、油庫、化工廠的貯罐越建越大,因為地質前提的限製,基礎下沉使貯罐和進、出口管路產生位置變化,易造成連接管路和罐壁的損壞所以在貯罐的進、出chu口kou管guan路lu中zhong安an裝zhuang波bo紋wen膨peng脹zhang節jie或huo金jin屬shu軟ruan管guan來lai補bu償chang位wei移yi。在zai貯zhu罐guan的de出chu口kou管guan路lu中zhong安an裝zhuang了le小xiao拉la杆gan式shi波bo紋wen膨peng脹zhang節jie,它ta不bu僅jin能neng吸xi收shou管guan路lu熱re膨peng脹zhang產chan生sheng的de軸zhou向xiang位wei移yi,而er且qie能neng補bu償chang由you貯zhu罐guan基ji礎chu下xia沉chen引yin起qi的de橫heng向xiang位wei移yi,防fang止zhi管guan路lu和he罐guan壁bi的de損sun壞huai,並bing且qie還hai具ju有you 的防震和抗震作用。
波紋補償器在安裝前都是要統一進行預拉伸或是預壓縮的,做預拉伸的目的是當波紋補償器變形後產生的位移反向推力比_dadeshihou,liyongyulashendefangfashiguandaozaibianxingshijianxiaoguandaoheshebeishangzhijiadechengzainengli。dangranzaizuoyulashendeshihouxuyaokaolvdeshizaiguandaoyunxudegeidingdebuchangfanweinei。bowenbuchangqijinxingyulashenshibuhuiyingxiangbuchanglianghezishenshoumingde。duiyuyouhuankelianjieqilaigouchengboxingdebowenbuchangqi,huozhezaiboshenbudashiyongmouxiezhouqixingquxiangouchengboxingdebowenbuchangqiyijingzuoledaliangdejisuangongzuo。jihuzaisuoyoubowenbuchangqidezhuzuozhong,bowendebihoudoushishiweibubiande,huozhekanzuoshicongzhuixingbufenxianghuankezhujianbianhuade。