現(xian)有(you)的(de)調(tiao)節(jie)閥(fa)品(pin)種(zhong)和(he)數(shu)量(liang)基(ji)本(ben)能(neng)夠(gou)滿(man)足(zu)經(jing)濟(ji)發(fa)展(zhan)的(de)需(xu)要(yao),但(dan)各(ge)類(lei)閥(fa)門(men)的(de)可(ke)靠(kao)性(xing)和(he)使(shi)用(yong)壽(shou)命(ming)等(deng)技(ji)術(shu)方(fang)麵(mian)與(yu)國(guo)外(wai)的(de)產(chan)品(pin)還(hai)有(you)較(jiao)大(da)的(de)差(cha)距(ju)。上(shang)個(ge)世(shi)紀(ji)80年代,大量的私營和民營企業加入到閥門行業中來,但是他們目前的主要方向是通用閥門領域,集中以控製閥為主要產品的還是很少。
總的來說,國內生產的調節閥處在技術含量低、使用壽命短、zhiliangyibandeshuiping,youxiangdangyibufenchanpin,tebieshiyixieteshuxingnengchanpin,zaichanpinjigoushanghechanpinzhiliangshangcunzaijiaodachaju,zhuyaoyoudianzhanyongdegaocanshutiaojiefa、減壓閥和安全閥;石化、冶金用的高參數調節閥及金屬密封蝶閥和球閥。隨著我國經濟的快速發展,我國在石油天然氣、石化、電力、冶金鋼鐵、市政等領域的投資持續增長,在有效地推動了國民經濟持續發展的同時,也為調節閥行業帶來了前所未有的機會。
調節閥的發展方向主要為智能化、標準化和節能化。
1、智能化:zhinenghuazhuyaocaiyongzhinengfamendingweiqi,yunxingzhuangtaideyuanchengtongxindengzhinenggongneng,shitiaojiefadeguanlifangbian,guzhangzhenduanbianderongyi,jiangdileduiweihurenyuandejinengyaoqiu。caiyongzhinengfamendingweiqibujinkefangbiandigaibiantiaojiefadeliuliangtexingyeketigaokongzhixitongdekongzhipinzhi。yinciduitiaojiefaliuliangtexingdeyaoqiukejianhuajibiaozhunhua。yongzhinenghuagongnengmokuaishixianyubeikongduixiangtexingdepipei,shitiaojiefachanpindeleixinghepinzhongdadajianshao,shitiaojiefadezhizaoguochengdedaojianhua。weijianshaotiaojiefadepinzhong,guoneiyiyouchangjiashengchanquangongnengtiaojiefa,zhexiezhinenghuadefangfajiangbuduantigao,bingzaishengchanheshichangzhongjingshoukaoyanherenke。
2、標準化:為wei了le實shi現xian互hu換huan性xing,使shi同tong樣yang尺chi寸cun和he規gui格ge的de不bu同tong廠chang商shang生sheng產chan的de調tiao節jie閥fa能neng夠gou互hu換huan,使shi用yong戶hu不bu必bi為wei選xuan擇ze製zhi造zao商shang而er花hua費fei大da量liang的de時shi間jian。為wei了le實shi現xian互hu操cao作zuo性xing,不bu同tong製zhi造zao商shang生sheng產chan的de調tiao節jie閥fa應ying該gai能neng夠gou與yu其qi他ta製zhi造zao商shang的de產chan品pin協xie同tong工gong作zuo,不bu會hui發fa生sheng信xin號hao或huo阻zu抗kang不bu匹pi配pei等deng現xian象xiang。標biao準zhun化hua的de診zhen斷duan軟ruan件jian和he輔fu助zhu軟ruan件jian能neng使shi不bu同tong製zhi造zao商shang的de控kong製zhi閥fa進jin行xing運yun行xing狀zhuang態tai的de診zhen斷duan和he運yun行xing數shu據ju的de分fen析xi。調tiao節jie閥fa選xuan型xing仍reng是shi自zi控kong設she計ji人ren員yuan十shi分fen關guan心xin的de問wen題ti,采cai用yong標biao準zhun化hua的de計ji算suan程cheng序xu,根gen據ju工gong藝yi所suo提ti供gong數shu據ju,能neng夠gou正zheng確que計ji算suan所suo需xu調tiao節jie閥fa的de流liu量liang係xi數shu,確que定ding配pei管guan及ji選xuan用yong合he適shi的de閥fa體ti、閥芯及閥內件材質等,使設計過程標準化,提高設計質量。
3、節能化:降jiang低di能neng源yuan消xiao耗hao,提ti高gao能neng源yuan利li用yong率lv是shi調tiao節jie閥fa的de一yi個ge發fa展zhan方fang向xiang。采cai用yong低di壓ya降jiang比bi的de調tiao節jie閥fa,在zai整zheng個ge係xi統tong壓ya降jiang中zhong占zhan的de比bi例li減jian少shao,從cong而er降jiang低di能neng耗hao,因yin此ci設she計ji低di壓ya降jiang比bi的de調tiao節jie閥fa是shi發fa展zhan方fang向xiang之zhi一yi;另外就是是采用低阻抗調節閥,例如采用蝶閥、偏(pian)心(xin)旋(xuan)轉(zhuan)閥(fa)等(deng)。采(cai)用(yong)自(zi)力(li)式(shi)調(tiao)節(jie)閥(fa),如(ru)直(zhi)接(jie)采(cai)用(yong)閥(fa)後(hou)介(jie)質(zhi)的(de)壓(ya)力(li)組(zu)成(cheng)自(zi)力(li)式(shi)控(kong)製(zhi)係(xi)統(tong),用(yong)被(bei)控(kong)介(jie)質(zhi)的(de)能(neng)量(liang)實(shi)現(xian)閥(fa)後(hou)壓(ya)力(li)控(kong)製(zhi)。氣(qi)動(dong)執(zhi)行(xing)機(ji)構(gou)在(zai)整(zheng)個(ge)調(tiao)節(jie)閥(fa)運(yun)行(xing)過(guo)程(cheng)中(zhong)都(dou)需(xu)要(yao)一(yi)定(ding)的(de)氣(qi)壓(ya),雖(sui)然(ran)可(ke)采(cai)用(yong)消(xiao)耗(hao)量(liang)小(xiao)的(de)放(fang)大(da)器(qi)等(deng),但(dan)日(ri)積(ji)月(yue)累(lei),耗(hao)氣(qi)量(liang)仍(reng)是(shi)巨(ju)大(da)的(de)。采(cai)用(yong)電(dian)動(dong)執(zhi)行(xing)機(ji)構(gou),在(zai)改(gai)變(bian)調(tiao)節(jie)閥(fa)開(kai)度(du)時(shi),需(xu)要(yao)供(gong)電(dian),在(zai)達(da)到(dao)所(suo)需(xu)開(kai)度(du)時(shi)就(jiu)可(ke)以(yi)不(bu)再(zai)供(gong)電(dian),因(yin)此(ci)從(cong)節(jie)能(neng)方(fang)麵(mian)看(kan),電(dian)動(dong)執(zhi)行(xing)機(ji)構(gou)比(bi)氣(qi)動(dong)執(zhi)行(xing)機(ji)構(gou)有(you)著(zhe)明(ming)顯(xian)節(jie)能(neng)優(you)點(dian)。