体彩排列5质合遗漏

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影响钢管3PE防腐层厚度均匀性的原因及控制方法

2019-06-23 04:28:34

在油气输送方式中,管道输送,特别是长输管道输送占据了重要位置。然而受到土壤电阻率、含水量、杂散电流等因素的影响,长输管线常会出现腐蚀现象,可能造成管线泄漏等后果。

13PEFANGFUGANGGUANJIEGOUJIGONGNENG

体彩排列5质合遗漏FANGFUCENGDUIJINSHUDEBAOHUZUOYONGBAOKUOGELIZUOYONG、HUANSHIZUOYONGHEDIANHUAXUEZUOYONGDENG。YAOQIUTUCENGBIAOMIANWANZHENGWUZHEN KONG,JUNYUNZHIMIDITUFUZAIJINGCHUXIUDEGUANDAOWAIBIAOMIANSHANG,DADAOGUANDAOWAIFANGFUDEMUDE。

体彩排列5质合遗漏3PEFANGFUCENGDEDICENGTONGCHANGWEIHUANYANGFENMOTUCENG,ZHONGJIANCENGWEIJIAOZHANJICENG,WAICENGWEIJUYIXICENG。3PEFANGFUCENGJIANYOURONGJIEHUANYANG(FBE)YOUYIDEFANGFUXINGNENG,LIANGHAODEZHANJIEXINGYUKANGYINJIBOLIXINGNENGYIJIJUYIXIYOULIANGDEJIXIEXINGNENG、JUEYUANXINGNENGDENG。TONGSHIFANGFUCENGHOUMOHUASHITIGAOFANGFUCENGFANGFUSHIXIAOGUODEZHONGYAOTUJING。ZENGJIAFANGFUCENGHOUDUKEYIJIANSHAOSHENZHIXIAOCHUZHEN KONGQUEXIAN,TIGAOFANGFUXIAOGUO。

FANGFUCENGHOUDUDUIFANGFUXIAOGUOJUYOUZHONGYAOZUOYONG,BINGQIE,DUIYUMAIDIYUANYOUZHANGSHUGUANDAOERYAN,RUGUOWAIFANGFUCENGCHUXIANHOUDUBUJUNDEQINGKUANG,TURANGZHONGDESHUIHUOQITAFUSHIXINGYETIJIEZHICHUANTOUGUANDAOWAIFANGFUCENGSHENTOUDAOFUGAICENGYUJINSHUJIEMIANDESHIJIANBUTONG,ZHEIYANGZAIGUANDAOWAIBIAOMIANJUBUJIUHUISHIQUGELIZUOYONG,JINERDUICICHUGUANTIJINSHUWAIBIAOMIANCHANSHENGQINSHI,ZAISHIJIANHEQITAYINSUDEZUOYONGXIA,FASHENGGUANBIFUSHICHUANKONG,CONGERZAOCHENGGUANXIANXIELOUDENGSHIGU。YUCITONGSHI,CONGGUANDAODEYINJIBAOHUJIAODULAISHUO,FANGFUCENGZHILIANGHAO,ZEGUANDAODEYINJIBAOHUSUOXIAOHAODEDIANNENGSHAO,MEIGEYINJIBAOHUZHANDEBAOHUJULIZHANG,KEYIJIANSHAOYINJIBAOHUZHANDESHULIANG,JIESHENGGUANXIANDEZONGTOUZI。

体彩排列5质合遗漏2FANGFUCENGSHENGCHANGUOCHENGZHONGYINGXIANGHOUDUJUNYUNXINGDEYINSU

2.1GANGGUANBENSHENXINGZHUANGDEYUANYIN

体彩排列5质合遗漏2.1.1GANGGUANHANFENGFANGMIAN

体彩排列5质合遗漏YOUYUGANGGUANDEHANJIEGONGYIYUANYIN,SHENGCHANGUOCHENGZHONGXINGCHENGTUCHUYUGUANTIMUCAIDELONGQIBUFEN,ZHEITIAOLONGQIDEHANDAOGAODUDUI3PEFANGFUCENGDEHOUDUCHANSHENGBIJIAODADEYINGXIANG,HANFENGYUGAOCHULIBUDANG,HUIYANZHONGYINGXIANGFANGFUCENGDEXIAOGUO。YINWEI3PEWAIFANGFUCENGSUOYONGJUYIXISHIRESUXINGCAILIAO,ZAI3PEFANGFUGUANSHENGCHANGUOCHENGZHONG,JUYIXIZAICHANRAODUANDEGONGZUOWENDUGAODA200℃ZUOYOU,BENSHENJUYIXIBIAOMIANYINGDUBUGAO,GAOWENRONGRONGZHUANGTAIXIAQIYINGDUDI。GANGGUANHANFENGYOUYUTUCHUGUANTIWAI,ZAIGANGGUANGUANTIYUYAGUNDEJIECHUJIYAXIA,HANFENGCHUDEFANGFUCENGCHENGSHOUDEYALIJIAODA,YEBIJIAOJIZHONG,ZONGTISHANGHANFENGCHUFANGFUCENGHOUDUBIGUANTICHUXIAO,GB/T23257-2009LIDIGANGZHIGUANDAOJUYIXIFANGFUCENG》GUIDING:HANFENGBUWEIFANGFUCENGHOUDUBUXIAOYUGUIDINGZHIDE70%。RUGUOHANFENGYUGAOCHAOGUOBIAOZHUNYAOQIU,ZAOCHENGRONGRONGZHUANGTAIDEJUYIXIZAIHANFENGCHUCHANRAOSHICHENGSHOUDEYALIDAFUZENGJIA,HANFENGCHUDEJUYIXICENGHOUDUJIANSHAODUO,ZAOCHENGFANGFUCENGHOUDUDIYUFANGFUBIAOZHUNCHENGWEIFEIGUAN,YEKENENGZAOCHENGFANGFUCENGKAILIE,YINGXIANGFANGFUSHENGCHANDEZHENGCHANGJINXING。LINGYIFANGMIAN,HAICUNZAIHANFENGGUODUBUGOUYUANHUA,RUCHUXIAN“YUJI’、“MAAN”DENGJUBUQUEXIAN,TONGYANGDUICHUYURONGRONGZHUANGTAIDEJUYIXICHANRAOGUOCHENGZHONGDEJUBUYALIXIANGDUIZENGJIA,FANGFUCENGJUBUHOUDUBIANBO,ZAOCHENGFANGFUCENGHOUDUBUJUNYUN。

体彩排列5质合遗漏2.1.2GANGGUANGUANTIFANGMIAN

体彩排列5质合遗漏GANGGUANGUANTIFANGMIANYINGXIANGFANGFUCENGHOUDUJUNYUNXINGDEYUANYINZHUYAOSHIGANGGUANDEZHIDUPIANCHAHEYUANDUPIANCHA。YIBANQINGKUANGXIA,GANGGUANDOUCUNZHEYIDINGDEZHIDUPIANCHAHEYUANDUPIANCHA,SHIGANGGUANCHENGXING、HANJIEGUOCHENGZHONGCHUXIANDEBUKEBIMIANDEPIANCHA。FANGFUGANGGUANSHENGCHANSHI,GANGGUANZAIFANGFUXIANSHANGYIGANGGUANZHOUXIANWEIZHOUXIN,YOUFANGFUZUOYEXIANSHANGDEGUNLUNDAIDONGLUOXUANXIANGQIANCHUANDONG。YOUYUGANGGUANZHIDUPIANCHADECUNZAI,DAOZHIGANGGUANZAICHUANDONGXIANSHANGCUNZAIYIDINGDETIAODONGXIANXIANG,JICHUJIMOKOUDAOGANGGUANBIAOMIANDEJULISHIYUANSHIJIN,JUYIXIPIANCAISUIGANGGUANTIAODONGSHIJINSHISONG,YAGUNDUIFANGFUCENGDEYALIYESHIDASHIXIAO,JIECHUSHIJINSHISONG,ZHEIXIEDOUHUIDUIFANGFUCENGHOUDUDEJUNYUNXINGCHANSHENGBULIYINGXIANG。GANGGUANYUANDUPIANCHADUIFANGFUCENGHOUDUBUJUNDEYINGXIANG,YUGANGGUANZHIDUPIANCHADUIFANGFUCENGHOUDUBUJUNDEYINGXIANGXIANGSI。

体彩排列5质合遗漏2.2FANGFUGONGYI、ZUOYEXIANJINGDUDEYINGXIANG

体彩排列5质合遗漏DUIYUGUONEIZHUYAODEGANGGUAN3PEFANGFUSHENGCHANXIAN,ZHANGSHUYOUQIGUANXIANDE3PEWAIFANGFUCENGSHENGCHANDADOUCAIYONGCEXIANGCHANRAOGONGYI,FANGFUGANGGUANSHENGCHANSHIXIANHOUDUIGANGGUANWAIBIAOMIANJINXINGHUANYANGFENMOPENTU、JIAOZHANJICENGHEJUYIXICENGCHANRAO,BINGJIANGDAJIEBUFENDEJUYIXIHEHANFENGLIANGCEDEJUYIXIWANQUANGUNYAMISHI。JIAOZHANJICENGHEJUYIXICENGDEDAJIEYOUCHANRAOGONGYIYAOQIUJUEDING,YIBAOZHENGJIAOZHANJICENGHEJUYIXICENGZAIGANGGUANWAIBIAOMIANXINGCHENGWANZHENGDEFANGFUTUCENG,FAHUIGELI、HUANSHIDENGKANGFUSHIZUOYONG。CHANRAOSHIMEICIDAJIEBUFENJIAOZHANJIHEJUYIXIDESHIYONGLIANGSHIQIYUBUFENDE2BEI,KEGUANSHANGXINGCHENGDAJIEBUFENHOUDUGAOYUQITABUFEN,ZAOCHENGFANGFUCENGHOUDUBUJUNYUN。

LINGWAI,ZONGTILAISHUO,3PEFANGFUSHENGCHANXIANZIDONGHUACHENGDUJIAODI,SHEBEIJINGXIHUACHENGDUBUGAO,GANGGUANYUNXINGDEPINGWENXINGQIANQUE,YINGXIANGFANGFUCENGHOUDUDEJUNYUNXING;LINGWAI,LUOJU、DAJIELIANGDENGCANSHUSHOUDAOZUOYEXIANJINGDUDEYINGXIANG,ZAIZHUI、TUOGUANJIDIAOXIANGUOCHENGZHONG,DOUHUICHANSHENGYIDINGCHENGDUDEWUCHA,YINGXIANGFANGFUCENGHOUDUDEJUNYUNXING。

2.3YAGUNYINSUDEYINGXIANG

YAGUNSHIQUEBAODAJIEBUFENJUYIXIJIHANFENGLIANGCEDEJUYIXIWANQUANGUNYAMISHIDEZHONGYAOZHUANGZHI。YAGUNCHUYUJUYIXIPIANCAIYUGUANTIJIAOCHUJIECHUWEIZHI,ZHEISHIPIANCAIWENDUZAI200℃ZUOYOU,CHUYURONGRONGZHUANGTAI,SHOULITIAOJIANCHA,YAGUNYINGDUHEQIYADEBODONGDOUHUIDUIJUYIXIPIANCAICHANSHENGYINGXIANG,CONGERYINGXIANGFANGFUCENGHOUDUDEJUNYUNXING。

2.4SHUILENGQUEXIAOGUODEYINGXIANG

GANGGUANTUFUHOUJINRUSHUILENGQUEGONGYI,BIAOMIANWENDURENGGAODA200℃ZUOYOU,RUGUOBUNENGKUAISUJIANGDIJUYIXIWENDU,TIGAOFANGFUCENGYINGDU,ZAISHUSONGGUNLUNDEJIYAMOCAXIA,HENRONGYICHUXIANHOUDUBUJUNQINGKUANG,YANZHONGSHIJUYIXIPIANCAIYUGUNLUNZHANLIAN,SUNHUAIFANGFUCENG。LINGWAI,FANGFUGANGGUANJINRUSHUILENGDUANHOU,ZAILENGQUESHUIDEZUOYONGXIA,FANGFUCENGBIAOMIANXIANBEILENGQUE,BIAOMIANYINGDUYEXUNSUTIGAO。

3KONGZHICUOSHI

ZHENDUISHANGSHUQINGKUANGFENXI,WEIBAOZHENG3PEFANGFUCENGHOUDUDEJUNYUNYIZHI,YINGGAIXIANGYINGCAIQUYIXIAKONGZHICUOSHI。

(1)TIGAOGANGGUANWAIXINGCHICUNJINGDU,SHIHANFENGYUANHUABINGJIANGDIHANFENGGAODU。YOUQIANSHUNEIRONGKEYIKANCHU,GANGGUANDEWAIXINGCHICUNDUIFANGFUCENGHOUDUDEJUNYUNXINGYOUHENDAYINGXIANG,YINWEIGANGGUANYUANDUHEZHIXIANDUPIANCHAHUIZAOCHENGGANGGUANDETIAODONG,YINGXIANGGANGGUANDECHUANDONGPINGWENXING,JIERYINGXIANGDAOTUFUGONGWEIHESHUILINDUANFANGFUCENGYUYAGUNHECHUANDONGGUNLUNDEJIECHUQIANGDU,ZAIBODONGYALIZUOYONGXIA,CHUXIANFANGFUCENGHOUDUBUJUNDEQINGKUANG。TONGSHI,JIAQIANGHANFENGYUGAOKONGZHI,BAOZHENGHANFENGDEPINGHUAGUODU,XIUMOHANFENGYIJIANDIYUGAO。JUTICUOSHISHIZAIHANGUANCHENGXINGFANGMIAN,TIGAOCHENGXINGGUNDINGWEIJINGDU,BAOCHIGECHENGXINGGUNYUNZHUANLINGHUO,GEGEGUNMIANSHUIPINGDUYIZHI;HANJIEFANGMIANSHIJIADAHANFENGPOKOUJIAODU;GANGBANDISONGFANGMIANSHIZAIDAOBANQIANZENGJIA1TAOLIGUN。ZHEIXIECUOSHIKETIGAOCHENGXINGJIDISONGWENDINGXING,SHIHANFENGJIAYUANHUA,BINGJIANGDIHANFENGGAODU,JIANXIAOHANGUANWAIXINGCHICUNPIANCHA。LINGWAIWEIJINYIBUJIANDIHANFENGYUGAO,JIAZHUANGLEQUANHANFENGXIUMOSHEBEI,QIDAOLELIANGHAODEXIAOGUO。

体彩排列5质合遗漏(2)TIGAOCHUANDONGXIANDEJINGMICHENGDU,YEJIUSHITIGAOCHUANDONGXIANYUNXINGPINGWENXING,JIANSHAOGANGGUANBODONGZAOCHENGFANGFUCENGHOUDUBUJUNDEQINGKUANG;LINGWAI,TIGAOZIDONGHUASHUIPING,BAOZHENGLUOJU、DAJIEDENGJISHUCANSHUDEYIZHIXING。GENJUYOUGUANLUOJUDIAOZHENGJIDAJIEDENGFANGMIANDEJISHUZILIAO,JIEHEGUANJINGHECHUANDONGXIANDEJISHUZHUANGKUANGDENGQUEDINGXIANGYINGDELUOJU,BINGZAICHUANDONGXIANSHANGANZHUANGKEDUCHIHEJIAODUCHI,QUEBAOMEIZHONGGUANJINGDELUOJUHEDAJIELIANGFUHEYAOQIU。

(3)ZAIBAOZHENGGUNYAMISHIDEJICHUSHANGJINLIANGXUANZEYINGDUJIAODIDEYAGUN,BAOCHIYAGUNQIYACHIXUWENDING。WEIBAOCHIYAGUNQIYADEWENDINGXING,WEIYAGUNZENGJIALE1GEXIAOCHUQIGUAN,JINYIBUJIANSHAOQITAYONGQISHEBEIDUIYAGUNQIYADEGANRAO。

(4)JIAQIANGSHUILENGQUEXIAOGUO。WEISHIJINRUSHUILINDUANDEFANGFUCENGKUAISUYINGHUA,JIANGDIGUNLUNJIYAMOCAZAOCHENGDEFANGFUCENGHOUDUBUJUNCHENGDU,TEBIESHIDUIYUDAKOUJINGHOUBIGANGGUAN,RELIANGSANSHIBIJIAOMAN,CHUBAOZHENGDUIFANGFUGUANWAIBIAOMIANLENGQUEYONGSHUIWAI,JIAZHUANGLEFANGFUGUANNEIBULENGQUEZHUANGZHI,NENGFUZHUWAIBIAOMIANLENGQUESHUIKUAISUJIANGDIFANGFUCENGWENDU,YOUXIAOTIGAOFANGFUCENGYINGHUASUDU,JIANSHAOFANGFUCENGHOUDUBUJUNQINGKUANG。

TONGGUOCAIQUYISHANGTIGAOFANGFUCENGHOUDUJUNYUNXINGDEFANGFA,3PEFANGFUCENGHOUDUBUJUNXIANXIANGDEDAOLEGAISHAN,ZHENGTIFANGFUZHILIANGJINYIBUTIGAO。DANMUQIANZHEIXIECUOSHIZHISHIZAIGANGGUANHEFANGFUCHANGCAIQUDE,RUGUOJINYIBUJIANXIAOFANGFUCENGHOUDUBUJUNYUNXING,HAIXUYAOGANGGUANSHEBEIHEFANGFUSHENGCHANXIANZHIZAOCHANGJIATIGONGGAOJINGDUDESHENGCHANSHEBEI,CONGERTIGAOSHEBEIYUNXINGWENDINGXING。