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超高压阀门失效分析以及改良方法!

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超高压阀门失效分析以及改良方法!

发布日期:2021-03-03 00:00 来源:http://jcsirc.com 点击:

高压阀门失效分析以及改良方法!




MUQIANCHAOGAOYAJISHUYIBEIGUANGFANYINGYONGYUCHAOYINGCAILIAOZHIZAO、HUAXUEGONGYE、SHIYOUHUAGONG、JIAGONGJISHU、DENGJINGYACHULI、CHAOGAOJINGYAJIYA、FENMOYEJIN、JINSHUCHENGXINGYIJIDIQIUWULI、DIZHILIXUEYANJIUDENGLINGYU


1。YOUYUGAOYAJISHUDEGUANGFANSHIYONG, CHAOGAOYAXITONGZHONGDECHAOGAOYAFAMENXINGNENGZHIJIEYINGXIANGZHENGGEXITONGGONGZUODEKEKAOXING、ANQUANXING、GONGZUOXIAOLVHESHIYONGSHOUMING。ZAINEIXIEXUPINFANZENGYAXIEYADEXITONGZHONGXIANDEYOUWEIZHONGYAO。FENXIQISHIXIAOXINGSHIBINGZHAODAOHELIDEJIEJUEBANFA,YOULIYUTIGAOCHANPINDEZHILIANGHESHOUMING。








2  JIEGOU




        CHAOGAOYAZHENFAYIBANCAIYONGJIAOXINGDANZUOJIEGOU, JIAGONGJIANDAN, FAZUORONGYIPEIHUAN, FAXINWEIDANDAOXIANGJIEGOU(TU1) 。FAMENJIAOXINGDANZUOJIEGOULIULUJIANDAN, ZULIXIAO, SHIYONGYUGAOYACHA、GAOZHANDU、HANXUANFUWUHEKELIZHUANGWUZHILIUTI, KEYIBIMIANJIEJIAOHEDUSAI, YEBIANYUZIJINGHEQINGXI〔2〕。FAXINHEFAZUOSHICHAOGAOYAZHENFAJINXINGKAIGUANKONGZHIDELIANGGEHEXINLINGJIAN, ZUCHENGCHAOGAOYAZHENFAKAIGUANDEDONGMIFENGFU。TONGGUOKONGZHIFAXINYUFAZUOZHIJIANZHUIXINGMIFENGMIANDEJIECHUYUFENLI, SHIXIANFATONGDAODEGUANBIHEKAIQI。FAXINYUMIFENGQUANZHIJIANDEYUANZHOUMIFENGMIANGOUCHENGFADEHUADONGMIFENGFU, YONGYUBAOZHANGFASHIYUWAIJIEDEMIFENG。FAXINCAIYONGZHENXING, KAOZHUIMIANMIFENG, YIBANFAXINZHUIJIAOWEI59°, FAZUOZHUIJIAOWEI60°。SHIYANZHENGMINGZAIKAIZHUIKONGSHI, ZHUIJIAOXUANQU45°~60°SHI, KONGBIANYUANDEDAYINGLIJIZHONGXISHUXIAO, QIESHIDAYINGLICHUXIANZAIZHUIKONGDEXIAODUAN。FAZUOZHUIJIAODA, FAXINZHUIJIAOXIAOSHI, KAOSHANGBIAOMIANMIFENG, YOULIYUTIGAOFADESHIYONGSHOUMING.


高压阀门


     








3  ZHENFASHIXIAOXINGSHI




         ZAIFADEFAXINCAILIAOWEIGCr 15, QIYINGDUWEI50 HRC。TONGGUOMUCE, ZAIWEISHIYONGQIAN, MIFENGMIANGUANGHUA,QICUCAODUWEIRa 018μm , FAXINDUANBUJIAOJIANRUI。SHIYONGHOUQISHIXIAOXINGSHIYOUFAXINWANQUBIANXINGHUOCHONGDUAN, FAXINSUILIE、CHUXIANAOKENGHUOGOUHENDENG(TU2) , DAOZHIFAMENXIELOU。








 ZHENFASHIXIAOXINGSHI




4  FENXI




411  FAXINWANQUBIANXINGHESUILIE




        ZHENFAFAXINWANQUBIANXINGHEMIFENGMIANSUILIEZHUYAOSHIJIAGONGSHIFAXINYUFAZUOCUNZAITONGZHOUDUWUCHAHUOZHUIMIANWUCHAZAOCHENGDE。JINGUANYOUYUMIFENGYUJINLIDEZUOYONG, FAXINDANXINGBIANXINGSHIDELIANGMIFENGMIANSHIXIANMIFENG, DANDANGZHENFAKAIQISHI, SHOUQITONGZHOUDUWUCHAYINGXIANG, CHAOGAOYAYELIUPENCHUSHI, FAXINJINGXIANGSHOULIBUTONG, SHIDEFAXINCHANSHENGWANQUBIANXING, SHENZHICHONGDUAN。FAXINSUILIEDEYUANYINYISHICAILIAORECHULIBUDANG, SHICAILIAOCUIXINGZENGDA。LINGWAISHIYOUYUSUOYONGZHENFAKAIGUANWEISHOUDONG, ZAIMIFENGSHISHOULIGUODA, YUFAZUOJIYAZAOCHENGSUILIE。








412  MIFENGMIANMOSUN




MIFENGMIANMOSUNYUQISHI、CHONGSHIHEGAOWENFUSHIYOUGUAN。




(1) QISHIYUQISHIMOSUN




        ZHENFATONGCHANGZAIGAOYACHAXIAGONGZUO, FAXINYUFAZUOJIECHUHUANFUJINDELIUSUJIGAO, ERQIESHUIDEQIHUAYALIYOUGAO, SUOYIZAICHAOGAOYAFAZHONGHENRONGYICHANSHENGKONGHUAYUSHANZHENG。DANGDAKAIFAMENSHI, GAOYAYETITURANSHIFANG, LIUSUJIJUZENGJIA, ERJINGYALIZHOURANXIAJIANG。DANGJIELIUKOUHOUYALIDADAOHUODIYUSHUISUOZAIQINGKUANGXIADEBAOHEZHENGQIYASHI, BUFENYETIJIUQIHUACHENGWEIQITI, XINGCHENGQIYELIANGXIANGGONGCUNDEXIANXIANG, ZHEISHIKONGHUAZUOYONGDESHOUJIEDUAN, JISHANZHENGJIEDUAN。DIERJIEDUANSHIZHEIXIEQIPAODEPOLIE, JIKONGHUAJIEDUAN。ZAIZHEIYIJIEDUANFAHOUYALISHENGGAODAOBAOHEZHENGQIYAYISHANG, QIPAOTURANPOLIE, SUOYOUDENENGLIANGDOUJIZHONGZAIPOLIEDIANSHANGCHANSHENGJIDADECHONGJILI, ZHEIZHONGCHONGJIYALIGAOSHISHENZHIKEYICHAOGUO1GPa〔2 、4〕。YINCICHONGZHUANGFAXIN、FAZUOHEFATI,ZHEIZHONGPOHUAIZUOYONGCHENGWEIQISHI。LINGWAIYETINEIHANYOUYIDINGSHULIANGDEQIPAO, ZHEIXIEQIPAOYEHUIZAOCHENGQISHI。YETIZHONGQISHIZAIZHUIXINGFAXINHEFAZUOSHANGCHANSHENGLIANGZHONGXINGSHIDEQINSHI, YIZHONGSHIDACHICUNDEAOKENG, SHIYOUDANGEQIPAODEPOLIEZAOCHENGDE; LINGYIZHONGSHIYIXIEJIAOXIAODEAOKENG, SHIYOUYIXIEQIANGDUJIAORUODECHONGJILEIJIZUOYONGERCHENGDE〔4〕。YINCI, SHIXIAOHOUDEFAXINBIAOMIANYOUDAXIAOBUDENGDEAOKENG。QISHIDEPOHUAISUDUYUCAILIAODELIXUEXINGNENGYOUGUAN。DUIDADUOSHUCAILIAOLAISHUO, KANGQISHINENGLISUICAILIAOYINGDUDETIGAOERTIGAO, LIANGZHEZHIJIANDAZHICHENGZHISHUGUANXI〔4〕。QISHIPOHUAIYUCAILIAODEPILAOQIANGDUYEYOUGUAN, ZHEISHIYINWEIBUDUANSHENGCHENGDEQIPAOBUDUANBENGKUI, DUILINGJIANDEBIAOMIANCHANSHENGZHONGFUXINGDECHONGJI。LINGWAI,SHUIZHONGYANGQIDEHANLIANG, FAXINDEXINGZHUANG, FAKOUKAIDU, CHUKOUBEIYADENGDUIQISHIDOUYOUYINGXIANG〔4〕。








(2) CHONGSHIMOSUN




         YOUYUZAIGAOYACHAHEGAOLIUSUXIA, YETIDELEINUOSHUHENGAO, JIYIXINGCHENGTUANLIUYUNDONG〔5〕。LIUTIZHONGMEIYILIUTIWEITUANDOUJUYOUJIGAODESUDU, HUIDUIFAXINYUFAZUOCHANSHENGJUDADECHONGJIZUOYONG, SHIQIBIAOMIANXINGCHENGYIDAODAOGOUHEN。LINGWAI, YETIZHONGHAIKENENGCUNZAIYIXIEGUTIWEIXIAOKELI, ZHEIXIEKELIYOUGAOSUYELIUXIEDAIZHECHONGXIANGLINGJIANBIAOMIAN, YEHUIZAILINGJIANBIAOMIANGUACHUHENJI。GAOSUSHUILIUZAOCHENGDEQINSHIHEWEIXIAOKELIZAOCHENGDEQINSHIXINGZHUANGSHANGJIBENXIANGTONG, DOUSHIYITIAOTIAOLAZHANGDEGOUCAO, QIFANGXIANGYULIUDONGFANGXIANGYIZHI, ERQISHICHANSHENGDEQINSHIZESHIDADAXIAOXIAODEKENG。CHONGSHIYANZHONGDEDIFANGSHIZAIFAXINDEZHONGXIN, YINWEICICHULIUSUGAO, ERQISHIQINSHIYANZHONGDEDIFANGZEZAILIUSUGAOBUWEIDEXIAYOU。LINGWAI, FAMENKAIDUYUEDA, QISHIQINSHIYUEYANZHONG。ERKAIDUYUEXIAO, CHONGSHIYUEYANZHONG〔4〕。YIBANLAISHUO, CAILIAODEYINGDUYUEGAO, KANGCHONGSHIDENENGLIJIUYUEQIANG。




(3) GAOWENFUSHI




        DANGGAOSUSHUILIUCHONGJIFAXINBIAOMIANSHI, BIAOMIANWENDUSHENGGAO,SHIQIYINGDUJIANGDI, KANGMOSUNNENGLISUIZHIJIANGDI, DAOZHIQISHIYUCHONGSHIGENGWEIYANZHONG。YAOTIGAOFADEKANGQISHI、CHONGSHIMOSUNJIGAOWENFUSHIDENENGLI, DUIFAZUOYUFAXINKEJINXINGBIAOMIANYINGHUACHULIHUOCAIYONGGONGJUGANGJIYINGZHIHEJINDENGCAILIAO, ZAIJIEGOUSHANGKECAIYONGFENJIJIANGYA、SHEJIHELIDEHUANCHONGSHIJIEGOUHEBIMIANKONGHUADEJIEGOU。








5  GAILIANGBANFA




 A、RECHULIYUBIAOMIANYINGHUACHULI




  DUIYUCHAOGAOYAFAMENSHIYONGDECAILIAO, TONGCHANGCAIYONGRECHULIHEBIAOMIANYINGHUACHULIFANGFATIGAOQIKANGJIYAHENAICHONGSHIXINGNENG。




ZHENKONGRECHULI




 ZHENKONGRECHULISHIZHIJIANGGONGJIANZHIYUZHENKONGZHONGJINXINGDERECHULIGONGYI。ZHENKONGRECHULIZAIJIAREZHONGBUCHANSHENGYANGHUA、TUOTANJIQITAFUSHI, ERQIEJUYOUJINGHUABIAOMIANTUOYOUCHUZHIDEZUOYONG。ZAIZHENKONGZHONGNENGJIANGCAILIAOZAIYELIANGUOCHENGZHONGXISHOUDEQING、DANHEYANGDENGQITITUOCHU, TIGAOCAILIAODEZHILIANGHEXINGNENG〔3〕。RUJIANGW18Cr4V ZHIZUODECHAOGAOYAZHENFAJINXINGZHENKONGRECHULIHOU,YOUXIAODIZENGJIALEZHENFADECHONGJIRENXING, TONGSHITIGAOLELIXUEXINGNENGHESHIYONGSHOUMING〔4〕。




BIAOMIANQIANGHUACHULI




 WEILETIGAOLINGJIANDEXINGNENG, CHULEGAIBIANCAIZHIYIWAI, GENGDUODESHICAIYONGBIAOMIANQIANGHUACHULIFANGFA。RUBIAOMIANCUIHUO(HUOYANJIARE、GAOZHONGPINJIAREBIAOMIANCUIHUO、JIECHUDIANJIAREBIAOMIANCUIHUO、DIANJIEYEJIAREBIAOMIANCUIHUO、JIGUANGDIANZISHUJIAREBIAOMIANCUIHUODENG) 、SHENTAN、DANHUA、QINGHUA、SHENPENG、SHENJINSHU( TDFA) 、JIGUANGQIANGHUA、HUAXUEQIXIANGCHENJI(CVD FA) 、WULIQIXIANGCHENJI( PVD FA) 、DENGLIZITIHUAXUEQIXIANGCHENJI(PCVD) HEDENGLIZIPENTUDENG。








(1) WULIQIXIANGCHENJI( PVD FA)  ZAIZHENKONGZHONGYINGYONGZHENGDU、LIZIDU、JIANSHEDENGWULIFANGFACHANSHENGJINSHULIZI,ZHEIXIEJINSHULIZIZAIGONGJIANBIAOMIANCHENJI, XINGCHENGJINSHUTUCENG, HUOYUFANYINGQIFANYINGXINGCHENGHUAHEWUTUCENG, ZHEIZHONGCHULIGONGYIFANGFACHENGWEIWULIQIXIANGCHENJI, JIANCHENGPVD FA。CIFANGFACHENJIWENDUDI, CHULIWENDU400~600 ℃, BIANXINGXIAO, DUILINGJIANDEJITIZUZHIJIXINGNENGYINGXIANGXIAO。LIYONGPVD FAZAIW18Cr4VZHIZAODEZHENFASHANGCHENJITiNCENG, ZETiNCENGJIGAODEYINGDU(2 500~3 000HV) HEGAONAIMOXING, TIGAOLEFAMENKANGFUSHIXING, ZAIXIDEYANSUAN、LIUSUAN、XIAOSUANZHONGBUSHOUJINSHI, NENGBAOCHIGUANGLIANGBIAOMIAN。PVD CHULIHOUFUGAICENGJINGDUHENHAO。KEYANMOPAOGUANG, QIBIAOMIANCUCAODUWEIRa018μm , PAOGUANGHOUKEDADAO0101μm〔6〕。








(2) SHENJINSHUFA JIANGGONGJIANZHIYUTIANJIAYOUKUOSANYUANSUHUOQIHEJINDEPENGSHAMUYUZHONG, ZAIGONGJIANBIAOMIANXINGCHENGV、Nb、Cr 、Ti DENGGAOYINGDUTANHUAWUCENG, ZHEIZHONGCHULIGONGYIFANGFACHENGWEISHENJINSHU( TD) FA。GAIGONGYIWENDINGXINGHAO, WUGONGHAI,LINGJIANBIAOMIANQINGJIE, SHIYIXIANGXINGZHIYOUXIAODEBIAOMIANCHAOQIANGDUYINGHUAJISHU, CONGERJIDADITIGAOLINGJIANDESHIYONGSHOUMING。TD FAYUYONGCAILIAOYIHAN40 ‰~80 ‰DENi , 10 ‰~30 ‰DECr HEJINHUOFe - Ni - Cr HEJINZHIJIAN, QINAISHIXINGHEKANGYANGHUAXINGQIANG


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