欢(Huan)迎(Ying)来(Lai)到(Dao)潜(Qian)江(Jiang)市(Shi)众(Zhong)一(Yi)机(Ji)电(Dian)有(You)限(Xian)责(Ze)任(Ren)公(Gong)司(Si)!
(?) (?)封(Feng)隔(Ge)器(Qi)系(Xi)指(Zhi)具(Ju)有(You)弹(Dan)性(Xing)密(Mi)封(Feng)元(Yuan)件(Jian),(?)并(Bing)籍(Ji)此(Ci)封(Feng)隔(Ge)环(Huan)形(Xing)空(Kong)间(Jian),(?)隔(Ge)绝(Jue)产(Chan)层(Ceng),(?)以(Yi)控(Kong)制(Zhi)产(Chan)((?)注(Zhu))(?)液(Ye),(?)保(Bao)护(Hu)套(Tao)管(Guan)的(De)井(Jing)下(Xia)工(Gong)具(Ju). 其(Qi)满(Man)足(Zu)采(Cai)油(You)工(Gong)艺(Yi)要(Yao)求(Qiu)。(?)基(Ji)本(Ben)用(Yong)于(Yu)分(Fen)层(Ceng)试(Shi)油(You)、(?)采(Cai)油(You)、(?)找(Zhao)水(Shui)、(?)堵(Du)水(Shui)和(He)酸(Suan)化(Hua)。(?)不(Bu)仅(Jin)能(Neng)单(Dan)独(Du)使(Shi)用(Yong)((?)以(Yi)井(Jing)底(Di)支(Zhi)撑(Cheng))(?),(?)也(Ye)可(Ke)和(He)卡(Ka)瓦(Wa)封(Feng)隔(Ge)器(Qi)或(Huo)支(Zhi)撑(Cheng)卡(Ka)瓦(Wa)配(Pei)套(Tao)使(Shi)用(Yong)。(?)
(?) (?)在(Zai)采(Cai)油(You)工(Gong)程(Cheng)中(Zhong)封(Feng)隔(Ge)器(Qi)用(Yong)来(Lai)分(Fen)层(Ceng),(?)封(Feng)隔(Ge)器(Qi)上(Shang)设(She)计(Ji)有(You)采(Cai)油(You)通(Tong)道(Dao),(?)坐(Zuo)封(Feng)时(Shi),(?)活(Huo)塞(Sai)套(Tao)上(Shang)行(Xing),(?)采(Cai)油(You)通(Tong)道(Dao)被(Bei)打(Da)开(Kai);(?)坐(Zuo)封(Feng)后(Hou),(?)上(Shang)层(Ceng)压(Ya)力(Li)作(Zuo)用(Yong)在(Zai)平(Ping)衡(Heng)活(Huo)塞(Sai)上(Shang),(?)向(Xiang)上(Shang)推(Tui)胶(Jiao)筒(Tong),(?)使(Shi)解(Jie)封(Feng)销(Xiao)钉(Ding)免(Mian)受(Shou)剪(Jian)切(Qie)力(Li);(?)解(Jie)封(Feng)时(Shi),(?)靠(Kao)胶(Jiao)筒(Tong)与(Yu)套(Tao)管(Guan)的(De)摩(Mo)擦(Ca)力(Li)剪(Jian)断(Duan)解(Jie)封(Feng)销(Xiao)钉(Ding),(?)活(Huo)塞(Sai)套(Tao)下(Xia)行(Xing),(?)关(Guan)闭(Bi)采(Cai)油(You)通(Tong)道(Dao)。(?)根(Gen)据(Ju)密(Mi)封(Feng)部(Bu)位(Wei)不(Bu)同(Tong),(?)可(Ke)分(Fen)为(Wei)两(Liang)种(Zhong)。(?)一(Yi)种(Zhong)是(Shi)油(You)套(Tao)与(Yu)套(Tao)管(Guan)((?)或(Huo)裸(Luo)眼(Yan)井(Jing)壁(Bi))(?)之(Zhi)间(Jian)的(De)密(Mi)封(Feng),(?)谓(Wei)之(Zhi)“(?)外(Wai)密(Mi)封(Feng)”(?);(?)一(Yi)种(Zhong)是(Shi)油(You)管(Guan)或(Huo)油(You)管(Guan)密(Mi)封(Feng)短(Duan)接(Jie)((?)也(Ye)称(Cheng)密(Mi)封(Feng)段(Duan))(?)与(Yu)封(Feng)隔(Ge)器(Qi)内(Nei)腔(Qiang)((?)或(Huo)密(Mi)封(Feng)腔(Qiang)容(Rong)座(Zuo))(?)之(Zhi)间(Jian)的(De)密(Mi)封(Feng),(?)谓(Wei)之(Zhi)“(?)内(Nei)密(Mi)封(Feng)”(?)。(?) 目(Mu)前(Qian)常(Chang)用(Yong)的(De)封(Feng)隔(Ge)器(Qi)分(Fen)为(Wei)两(Liang)大(Da)类(Lei):(?)可(Ke)取(Qu)式(Shi)封(Feng)隔(Ge)器(Qi)和(He)久(Jiu)式(Shi)封(Feng)隔(Ge)器(Qi)。(?) 对(Dui)于(Yu)封(Feng)隔(Ge)器(Qi)本(Ben)身(Shen)来(Lai)说(Shuo),(?)最(Zui)关(Guan)键(Jian)的(De)部(Bu)件(Jian)莫(Mo)过(Guo)于(Yu)弹(Dan)性(Xing)密(Mi)封(Feng)元(Yuan)件(Jian),(?)有(You)人(Ren)比(Bi)之(Zhi)为(Wei)封(Feng)隔(Ge)器(Qi)的(De)心(Xin)脏(Zang),(?)因(Yin)为(Wei)它(Ta)在(Zai)很(Hen)大(Da)程(Cheng)度(Du)上(Shang)影(Ying)响(Xiang)甚(Shen)至(Zhi)决(Jue)定(Ding)着(Zhuo)封(Feng)隔(Ge)器(Qi)系(Xi)统(Tong)井(Jing)下(Xia)工(Gong)作(Zuo)的(De)成(Cheng)败(Bai)。(?)
(?) (?)随(Sui)着(Zhuo)石(Shi)油(You)工(Gong)业(Ye)的(De)兴(Xing)起(Qi)和(He)发(Fa)展(Zhan),(?)伴(Ban)随(Sui)着(Zhuo)封(Feng)隔(Ge)器(Qi)的(De)问(Wen)世(Shi)和(He)演(Yan)变(Bian),(?)早(Zao)期(Qi)的(De)封(Feng)隔(Ge)器(Qi)结(Jie)构(Gou)简(Jian)单(Dan),(?)用(Yong)途(Tu)单(Dan)一(Yi)、(?)性(Xing)能(Neng)低(Di)下(Xia)。(?)1863年(Nian)美(Mei)国(Guo)的(De)布(Bu)赖(Lai)森(Sen)发(Fa)明(Ming)了(Liao)裸(Luo)眼(Yan)封(Feng)隔(Ge)器(Qi),(?)1863年(Nian)美(Mei)国(Guo)的(De)图(Tu)尔(?)特(Te)发(Fa)明(Ming)了(Liao)一(Yi)种(Zhong)开(Kai)有(You)油(You)、(?)套(Tao)压(Ya)连(Lian)通(Tong)孔(Kong)的(De)单(Dan)胶(Jiao)筒(Tong)封(Feng)隔(Ge)器(Qi),(?)其(Qi)胶(Jiao)筒(Tong)是(Shi)在(Zai)锥(Zhui)形(Xing)体(Ti)的(De)楔(?)入(Ru)作(Zuo)用(Yong)下(Xia)膨(Peng)胀(Zhang)的(De)。(?)随(Sui)后(Hou)美(Mei)国(Guo)的(De)封(Feng)隔(Ge)器(Qi)研(Yan)究(Jiu)又(You)加(Jia)快(Kuai)了(Liao)步(Bu)伐(Fa)。(?)苏(Su)联(Lian)30年(Nian)代(Dai)初(Chu),(?)阿(A)塞(Sai)拜(Bai)疆(Jiang)油(You)田(Tian)首(Shou)先(Xian)采(Cai)用(Yong)正(Zheng)反(Fan)扣(Kou)螺(Luo)栓(Shuan)式(Shi)封(Feng)隔(Ge)器(Qi),(?)1963年(Nian)阿(A)塞(Sai)拜(Bai)疆(Jiang)矿(Kuang)机(Ji)研(Yan)究(Jiu)所(Suo)研(Yan)制(Zhi)了(Liao)结(Jie)构(Gou)比(Bi)较(Jiao)完(Wan)善(Shan)的(De)尾(Wei)管(Guan)式(Shi)封(Feng)隔(Ge)器(Qi),(?)但(Dan)其(Qi)下(Xia)入(Ru)深(Shen)度(Du)只(Zhi)有(You)300~650米(Mi),(?)有(You)效(Xiao)工(Gong)作(Zuo)压(Ya)差(Cha)不(Bu)超(Chao)过(Guo)2.5MPa。(?)
(?) (?)国(Guo)内(Nei)由(You)于(Yu)油(You)藏(Cang)类(Lei)型(Xing)多(Duo)、(?)工(Gong)艺(Yi)复(Fu)杂(Za),(?)因(Yin)此(Ci)研(Yan)制(Zhi)应(Ying)用(Yong)的(De)分(Fen)采(Cai)分(Fen)注(Zhu)工(Gong)艺(Yi)管(Guan)柱(Zhu)和(He)配(Pei)套(Tao)工(Gong)具(Ju)在(Zai)种(Zhong)类(Lei)和(He)工(Gong)艺(Yi)适(Shi)应(Ying)性(Xing)方(Fang)面(Mian)强(Qiang)于(Yu)国(Guo)外(Wai),(?)基(Ji)本(Ben)满(Man)足(Zu)生(Sheng)产(Chan)需(Xu)要(Yao)。(?)工(Gong)艺(Yi)及(Ji)工(Gong)具(Ju)的(De)整(Zheng)体(Ti)设(She)计(Ji)水(Shui)平(Ping)与(Yu)国(Guo)外(Wai)相(Xiang)近(Jin),(?)在(Zai)某(Mou)些(Xie)领(Ling)域(Yu)甚(Shen)至(Zhi)超(Chao)越(Yue)国(Guo)外(Wai)水(Shui)平(Ping),(?)但(Dan)整(Zheng)体(Ti)性(Xing)能(Neng)与(Yu)国(Guo)外(Wai)相(Xiang)比(Bi)仍(Reng)有(You)较(Jiao)大(Da)差(Cha)距(Ju),(?)主(Zhu)要(Yao)表(Biao)现(Xian)在(Zai)原(Yuan)材(Cai)料(Liao)、(?)加(Jia)工(Gong)工(Gong)艺(Yi)等(Deng)方(Fang)面(Mian),(?)特(Te)别(Bie)是(Shi)井(Jing)下(Xia)密(Mi)封(Feng)材(Cai)料(Liao)国(Guo)内(Nei)没(Mei)有(You)大(Da)的(De)突(Tu)破(Po)。(?)近(Jin)几(Ji)十(Shi)年(Nian),(?)随(Sui)着(Zhuo)钻(Zuan)井(Jing)、(?)完(Wan)井(Jing)工(Gong)艺(Yi)不(Bu)断(Duan)向(Xiang)高(Gao)压(Ya)、(?)高(Gao)温(Wen)和(He)复(Fu)杂(Za)的(De)深(Shen)部(Bu)地(Di)层(Ceng)方(Fang)面(Mian)发(Fa)展(Zhan),(?)也(Ye)因(Yin)此(Ci)对(Dui)封(Feng)隔(Ge)器(Qi)提(Ti)出(Chu)了(Liao)更(Geng)高(Gao)的(De)要(Yao)求(Qiu)。(?)
潜(Qian)江(Jiang)市(Shi)众(Zhong)一(Yi)机(Ji)电(Dian)有(You)限(Xian)责(Ze)任(Ren)公(Gong)司(Si)
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