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应用在原油管道上的气动调节阀

YUANYOUZHANGSHUGUANDAOZHUYAOSHIJIANGYOUTIANHUOZHEMATOUDEYUANYOUSHUSONGZHILIANHUAQIYE,WEILIANHUAQIYETIGONGLIANYOUYUANCAILIAO。MUQIAN,ZHANGSHUGUANDAODADOUCAIYONGMIBICHANGWENSHUSONGHUOZHEMIBIJIARESHUSONGGONGYI,WEILIANCHANGTIGONGWENDINGDEYUANYOU。DUIYUMIBISHUSONGGUANDAO,CHANGCAIYONGMOKVELDQIDONGDIAOJIEFALAISHIXIANGUANDAOJINCHUZHANYALIHEGUANDAOYALIBODEZIDONGDIAOJIE。CHANGGUIDEQIDONGDIAOJIEFAZHIXINGJIGOUCAIYONGQIKAIHUOZHEQIGUANDEANQUANBAOHUMOSHI。YOUYUYUANYOUGUANDAOSHUYOUGONGYIDETESHUXING,YAOQIUDIAOJIEFACHUXIANGUZHANGSHIYINGCHUYUBAOWEIZHUANGTAI。

    1 出站压力调节系统

    YUANYOUGUANDAODECHUZHANDIAOJIEXITONGZHUYAOBAOKUODIAOJIEFA、JIEZHIFA、CHUZHANYALILIULIANGJIANCEYIBIAOYIJIBENGRUKOUHUIGUANYALIJIANCEYIBIAODENG。XITONGZHONGSUOYOUJIANCECANSHUSHANGCHUANZHIZHANKONGZHIXITONGHEDIAODUZHONGXIN,BINGZAIQIGONGZUOZHANJINXINGXIANSHIHEKONGZHIDENG。DIAOJIEFAZUOWEIDIAOJIEXITONGDEZHIXINGZHONGDUAN,JIESHOUDIAODUZHONGXINHEGONGZUOZHANKONGZHIXITONGDEKONGZHIMINGLING,SHIXIANGUANDAODEJINCHUZHANYALIZIDONGDIAOJIE,TONGSHICANYUDAOQUANXIANDESHUIJICHAOQIANBAOHUXITONGZHONG。SHUYOUZHANCHANGDIAOJIEFACAIYONGMOKVELDQIDONGDIAOJIEFA,BINGSHEZHIDULIDEGONGQIXITONGWEIQITIGONGQIYUAN。

    2 调节系统控制原理

    2.1 调节阀控制原理

    MOKVELDQIDONGDIAOJIEFASHIZHOULIUSHIHUOSAIXINGFAMEN,HUOSAIZAIFATINEISHUIPINGYUNDONG。HUOSAITONGGUOFAGANKONGZHIHUOSAIGANSHUIPINGYUNDONG,SHIXIANFAMENDEKAIGUANDONGZUO。DIAOJIEFACAIYONGLEDAIYOUDIANQIDINGWEIQIDESHUANGZUOYONGZHIXINGJIGOU,DULIDEGONGQIXITONGWEIZHIXINGJIGOUTIGONGQIYUAN。DIANQIDINGWEIQIJIANGZHANKONGZHIXITONGTIGONGDE4~20mADIANLIUXINHAOZHUANHUANWEI0.02~0.1MPaDEBIAOZHUNQIYAXINHAO。QIYAXINHAOKONGZHIQIDONGFANGDAQIDEJINQIHUOZHEPAIQI,QIDONGFANGDAQIYUZHIXINGJIGOUDEQIGANGXIANGLIAN。CISHI,RUOQIGANGXIALUJINQI,ZESHANGLUPAIQI,FAGANXIANGSHANGYIDONG,FAMENDAKAI;FANZHI,FAGANXIAYI,FAMENGUANBI。FAMENDAODAYUKONGZHIXINHAOXIANGDUIYINGDEFAWEIHOU,DINGWEIQIDELIANGLUQIYASHUCHUDADAOPINGHENG,QIDONGFANGDAQIBUZAIJINQIHUOPAIQI,FAMENTINGZHIYIDONG。ZHIXINGJIGOUQIGANGNEIQITIBIANHUA,CONGERTUIDONGFAGANSHANGXIAYIDONG,BINGDAIDONGHUOSAIGANZUOYOUYIDONG,SHIFAMENZAIQUANXINGCHENGSHANGYIDONG。DIAOJIEFAKONGZHIYUANLITURUTU1SUOSHI。

TU1 DIAOJIEFAKONGZHIYUANLITU

    2.2 电气定位器控制原理

    FISHERDVC6010DIANQIDINGWEIQISHIJIYUWEICHULIQIJIANGDIANXINHAOZHUANHUANCHENGQIDONGXINHAODEYIBIAO。WEICHULIQIJIANGJIDINGZHIYUFAMENXINGCHENGDEFANKUIZHIJINXINGBIJIAO,DANGCHUXIANPIANCHASHI,WEICHULIQIYIJUPIANCHADEDAXIAOHEFANGXIANGSHUCHUYIGEQUDONGXINHAO。GAIQUDONGXINHAOTONGGUODIANQI(I/P)ZHUANHUANQI,JIANGDIANXINHAOZHUANHUANCHENGQIDONGXINHAO,ZAITONGGUOQIDONGFANGDAQIFANGDA,ANZHAOWEIZHIFANGXIANGSHUCHUJIQIDONGZHIXINGJIGOU。ZHIXINGJIGOUYIJUJIESHOUDEXINHAOAHUOZHEXINHAOBJINXINGSHANGXIAYIDONG,CONGERSHIFAMENKAIDUZAIQUANXINGCHENGSHANGJINXINGYIDONG。DIANQIDINGWEIQIKONGZHIYUANLITURUTU2SUOSHI。

TU2 DIANQIDINGWEIQIKONGZHIYUANLITU

    3 现有调节阀安全模式

    3.1 方案分析

    QIDONGDIAOJIEFASHIXIANLECHUZHANYALIDEDIAOJIEKONGZHI,DIANQIDINGWEIQINENGGOUSHIQIZAIQUANXINGCHENGSHANGJINXINGYIDONG。ZHIXINGJIGOUKEYILIANXUDIZUOZENGYAHUOZHEJIANYADEDIAOZHENG,YIDADAOJIAOHAODEKONGZHIXIAOGUO。DANDIAOJIEFAZHIXINGJIGOUCUNZAIGUZHANGZHUANGTAIXIAANQUANMOSHIXUANZEDEWENTI。ANQUANMOSHIDEXUANZESHOUXIANYAOBAOZHENGSHENGCHANDEANQUANXING,QICISHISHENGCHANDELIANXUXING。YOUYUZHANGSHUGUANDAODETESHUXING,YAOQIUDANGDIAOJIEFACHUXIANGUZHANGSHI,DIAOJIEFACHUYUBAOWEIZHUANGTAI。

    3.2 保位措施

    DIAOJIEFADEGUZHANGZHUANGTAIYOUDUANQI、DUANDIANHEDUANXINHAOSANLEI。

    ZAIDUANQIGUZHANGZHUANGTAI,LIANJIEDAOYEYADANYUANDEQIYAXINHAOZHONGDUAN,YEYADANYUANDENEIBUYEYAYOULUBEIGUANBI。YOUYUYETISHIBUKEYIYASUODE,YEYAGANGNEIDEFAGANWUFAYIDONG,YINCIZHIXINGJIGOUBEISUODING,SHIXIANBAOWEIGONGNENG。YOUYUGONGQIGUANXIANANZHUANGYOUYALIBIANSONGQI,DANGDIAOJIEFACHUXIANDUANQIGUZHANGSHI,ZHANKONGZHIXITONGFACHUQIYUANYALIDIBAOJINGXINHAO,TIXINGGONGZUORENYUANJISHICHULIBINGJIANCHADIAOJIEFAZHUANGTAIXINXI。

    ZAIDUANDIANGUZHANGZHUANGTAI,YOUYUKONGZHIXITONGDIANYUANCAIYONGZAIXIANSHIBUJIANDUANDIANYUAN(UPS)GONGDIAN,QIEHOUBEIDIANCHISHIJIANWEI2h,YINCIDIAOJIEFABUKAOLVDUANDIANSHIDEBAOWEICUOSHI。

    ZAIDUANXINHAOGUZHANGZHUANGTAI,DVC6010WUFAQIEDUANYEYADANYUANDEQIYAXINHAO,YINCIWUFASHIXIANBAOWEIGONGNENG。

    4 改造后调节阀安全模式

    ZHENDUIDUANXINHAOGUZHANGZHUANGTAIXIAWUFASHIXIANBAOWEIGONGNENGDEWENTI,DUIDIAOJIEFAZHIXINGJIGOUJINXINGGAIZAO。ZAIDIANQIDINGWEIQIHEZHIXINGJIGOUZHIJIANJIAZHUANGDIANCIFA,KONGZHISHIZENGJIAXINHAOBAOHUMOKUAI,SHIXIANDIAOJIEFADUANXINHAOBAOWEIGONGNENG。GAIZAOHOUDIAOJIEFAKONGZHIYUANLITURUTU3SUOSHI。

TU3 GAIZAOHOUDIAOJIEFAKONGZHIYUANLITU

    ZHENGCHANGZHUANGTAIXIA,DIANCIFACHUYUCHANGKAIZHUANGTAI。JIANGDINGWEIQISHUCHUDEXINHAOAHEXINHAOBYUQIYUANYALIJINXINGBIDUI,BINGYOUQIDONGFANGDAQIJIANGCHAZHIXINHAOFUJIAZAIMOHEDELIANGCE,CONGERTUIDONGFAGANSHANGXIADONGZUO,SHIMOHESHANGXIAYALIDADAOPINGHENG。DANGCHUZHANYALI、JINBENGHUIGUANYALICHUXIANBODONGSHI,YOUDIAOJIEFAFAGANDAIDONGHUOSAIGANDONGZUO,SHIDIAOJIEFACHUYUPINGHENGZHUANGTAI,QUEBAOCHUZHANYALIKONGZHIZAISHEDINGZHI。

    DANGCHUXIANDUANXINHAOGUZHANGSHI,XINHAOBAOHUMOKUAIJIANCEDAOKONGZHIXINHAOZHONGDUAN,ZELIKETINGZHIDUIDIANCIFAGONGDIAN,DIANCIFADIAODIANZIDONGGUANBI,QIEDUANYEYADANYUANDEQIYAXINHAO,CONGERSHIYEYADANYUANDENEIBUYEYAYOULUGUANBI。

    5 安装调试及应用

    ANZHUANGWANCHENGHOU,SHOUXIANDUIDIAOJIEFAYUANYOUDEKAIFA、GUANFA、DIAOJIEGONGNENGJINXINGCESHI,TONGGUODIAOJIECANSHUZHI,SHEDINGQIXINGNENG,SHIQIYUGAIZHUANGQIANBAOCHIYIZHI,SHIXIANDIAOJIEGONGNENG。QICI,CESHIQIDUANQIBAOWEIGONGNENG。ZUIHOU,CESHIQIDUANXINHAOBAOWEIGONGNENG:TONGGUOXITONGRUANJIANPINGBIXINHAOJINXINGCESHI,CISHIDIANCIFAGUANBI,DIAOJIEFATINGZHIDONGZUO,SHANGWEIJIXIANSHIDIAOJIEFAKAIDUBUBIAN;JIECHUPINGBIHOU,DIANCIFADAKAI,DIAOJIEFAZHENGCHANGGONGZUO。TONGSHI,TONGGUOJIECHUXINHAOXIANJINXINGCESHI,TONGYANGDIANCIFAGUANBI,DIAOJIEFATINGZHIDONGZUO,SHANGWEIJIXIANSHIDIAOJIEFAKAIDUBUBIAN;JIETONGXINHAOXIANHOU,DIANCIFADAKAI,DIAOJIEFAZHENGCHANGGONGZUO。

    6 结束语

    BENWENTICHULEYITAODUIDIAOJIEFAZENGJIADIANCIFAHEXINHAOBAOHUMOKUAIDESHEJIFANGAN,SHIXIANLEDIAOJIEFADEGUZHANGBAOWEIGONGNENG。MUQIANYIWANCHENGDUISHUYOUZHANCHANGDIAOJIEFADEGAIZAO,BINGYICHENGGONGYINGYONGYUYUANYOUGUANDAOJINCHUZHANDIAOJIEXITONG。SHIJIYINGYONGZHENGMING,DUIYUMIBISHUSONGGUANDAO,DIAOJIEFADEBAOWEIGONGNENGQIESHIBAOZHANGLEYUANYOUDESHUNLISHUSONG,QUEBAOXIAYOUSHEBEIHEGUANDAODEANQUAN

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