發布時間:2026-04-15 01:14:55 人氣:244069 來源:
泵類晉中機械密封不嚴,產生介質泄漏現象後,將直接威脅石化裝置的安全性。產生泄漏的原因有以下幾方麵;
一是人為操作因素影響
密(mi)封(feng)安(an)裝(zhuang)過(guo)程(cheng)中(zhong),工(gong)作(zuo)人(ren)員(yuan)未(wei)規(gui)範(fan)進(jin)行(xing)設(she)備(bei)密(mi)封(feng)性(xing)能(neng)的(de)加(jia)水(shui)或(huo)靜(jing)壓(ya)試(shi)驗(yan),無(wu)法(fa)確(que)保(bao)密(mi)封(feng)性(xing)能(neng)。密(mi)封(feng)環(huan)壓(ya)緊(jin)與(yu)密(mi)封(feng)環(huan)存(cun)在(zai)異(yi)物(wu)或(huo)密(mi)封(feng)受(shou)損(sun)等(deng)原(yuan)因(yin),都(dou)會(hui)引(yin)起(qi)介(jie)質(zhi)泄(xie)露(lu)。
二是環境變化因素影響
石化裝置的生產環境複雜,環境變化也會直接影響密封性能。裝置震動會促使內部密封環等部件發生脫落;溫度變化會促使動靜環產生縫隙;出現憋壓或氣蝕現象,也會對密封環產生氣化等形式的衝擊,從而出現不同範圍的泄露問題。
三是密封受壓影響因素
零(ling)部(bu)件(jian)受(shou)力(li)不(bu)均(jun)勻(yun)或(huo)受(shou)到(dao)熱(re)量(liang)衝(chong)擊(ji)的(de)影(ying)響(xiang)等(deng)情(qing)況(kuang)下(xia),易(yi)發(fa)生(sheng)密(mi)封(feng)裝(zhuang)置(zhi)損(sun)壞(huai)後(hou)泄(xie)露(lu)的(de)問(wen)題(ti)。為(wei)提(ti)高(gao)泵(beng)類(lei)機(ji)械(xie)的(de)應(ying)用(yong)價(jia)值(zhi),避(bi)免(mian)介(jie)質(zhi)泄(xie)露(lu)引(yin)起(qi)的(de)生(sheng)產(chan)事(shi)故(gu),加(jia)強(qiang)密(mi)封(feng)改(gai)進(jin)的(de)研(yan)究(jiu)意(yi)義(yi)重(zhong)大(da)。
泵類機械的密封裝置優化對策

合理選用密封材料
密封材料直接影響晉中機械密封xiaoguo,dangdongjinghuandecailiaoqiangdubudabiaoshi,shouhuanjingbianhuayinsudeyingxiangjiaoda,gengyichanshengxieludewenti。zaixiandaikejifazhandaidongxia,cailiaodezhongleiyuxingnengdedaolefeisudefazhan,mifengzhuangzhidecailiaogengjuyouxuanzexing。chuantongmifengzhuangzhiyitanshimodemifengcailiaoweizhu,liyongyingzhihejinyuruanzhicailiaojieheshejichengmifengzhuangzhi,ru晉中機械密封demifengquan,youjusifuyixiyuhechengxiangjiaodengleixingdecailiao,danyingyongxiaoguobujinlixiang,shouhuanjingbianhuadeyingxiangjiaoda。cailiaoshengchanjishufeisufazhan,namicailiaoyuzirunhuahejindenggaoxingnengdecailiaoyingyunersheng,liyongzishenderongdiandiyurunxingnenggaodengyoushitezheng,yunyongzaimifengzhuangzhishejizhong,gengliyutigaobengleijixiedemifengwendingxing,cushibengleijixieanquankekaoyunxing。
強化密封控製能力
本著“引進來與走出去”原yuan則ze,多duo在zai實shi踐jian總zong結jie基ji礎chu上shang加jia強qiang新xin技ji術shu與yu新xin材cai料liao的de引yin入ru,以yi切qie實shi提ti高gao機ji械xie的de密mi封feng能neng力li。尤you其qi是shi利li用yong非fei接jie觸chu式shi或huo回hui流liu式shi等deng密mi封feng控kong製zhi技ji術shu,能neng夠gou有you效xiao改gai善shan密mi封feng效xiao果guo。回hui流liu式shi密mi封feng技ji術shu能neng夠gou通tong過guo優you化hua回hui流liu路lu徑jing的de途tu徑jing,改gai變bian以yi往wang的de機ji械xie流liu體ti泄xie漏lou過guo程cheng,通tong過guo機ji械xie傳chuan導dao的de作zuo用yong,將jiang外wai泄xie流liu體ti自zi動dong回hui流liu。當dang密mi封feng裝zhuang置zhi的de作zuo用yong發fa揮hui受shou限xian時shi,回hui流liu式shi技ji術shu會hui通tong過guo引yin流liu策ce略lve,促cu使shi外wai泄xie流liu體ti重zhong回hui到dao機ji械xie內nei。從cong非fei接jie觸chu式shi密mi封feng技ji術shu入ru手shou分fen析xi,主zhu要yao是shi對dui動dong靜jing環huan的de接jie觸chu端duan麵mian調tiao整zheng後hou,建jian立li新xin的de晉中機械密封體ti係xi,介jie質zhi泄xie露lu後hou會hui受shou動dong靜jing壓ya的de影ying響xiang,在zai密mi封feng端duan麵mian中zhong穿chuan梭suo,通tong過guo流liu體ti流liu動dong方fang式shi形xing成cheng流liu體ti膜mo,以yi往wang的de動dong靜jing環huan位wei置zhi同tong時shi發fa生sheng變bian化hua。而er流liu體ti膜mo能neng夠gou控kong製zhi流liu體ti流liu動dong方fang向xiang,可ke防fang止zhi動dong靜jing環huan發fa生sheng磨mo損sun,從cong而er進jin一yi步bu強qiang化hua耐nai受shou力li與yu密mi封feng能neng力li。
優化管理方式
bengleijixiejiezhixieluyeshiguanlibudaoweidezhijietixian,chuheliyunyongxinjishuyuxincailiaowai,haixujiaqiangduiguanlifangshideyouhua。xugenjujiezhixieludeyuanyinyutezhengdengqingkuang,jinyibuzhidingyuwanshankuaisujianyanchulijizhi,duigongzuorenyuandejianzhaweixiugeiyugengduodexinxizhichi,yijishichulimifengnenglibuzudewenti。zaiguanlizhongshouxianxushedingchuliguize,baokuokongzhidongjinghuanjiandemocamianjiyuruanyingzhicailiaojiandemifengmianjigaodijidongjinghuanneijingchicundeng,quebaoqimifengzhuangzhineibuzhouzhendongnengjishidedaotiaozhengyubuchang。qici,yingdangtigaogongzuorenyuandejianxiunengli,guancheluoshichediyudaoweijianxiudeyuanze,yaoqiugongzuorenyuanjishipanduanguzhangleixing,guanchajixieneibubianhuaqingkuang,lejiedongjinghuanduanmianbianxingdeyuanyin,jishicaiqugenghuanduanmiandengcuoshijinxingchuli。
建立維修數據庫
故gu障zhang與yu檢jian修xiu信xin息xi的de共gong享xiang共gong建jian,更geng利li於yu維wei護hu工gong作zuo的de正zheng常chang進jin行xing,因yin此ci應ying當dang積ji極ji設she立li維wei修xiu數shu據ju庫ku,全quan麵mian應ying用yong新xin技ji術shu與yu新xin材cai料liao等deng信xin息xi。同tong時shi幫bang助zhu工gong作zuo人ren員yuan深shen入ru了le解jie與yu學xue習xi維wei護hu與yu管guan理li方fang麵mian的de內nei容rong,尤you其qi是shi維wei修xiu案an例li的de學xue習xi,更geng利li於yu提ti高gao檢jian修xiu人ren員yuan的de專zhuan業ye知zhi識shi技ji能neng水shui平ping。