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- In addition, the instance of pipe string stress is suited, as a result of interlamination pressure difference i... 為層流注水工藝解決層間矛盾,調整油層平面上注水分布的均勻性提供了理論依據。
- Research and analysis have been made for buckling of long pipe string under gravity. 詳細分析和研究了自重作用下豎直長(cháng)管柱的屈曲問(wèn)題。
- WBT point may be affirmed in terms of synthetical analyses of both changes of the liquid level in the pipe string and the card of pressur... 起出管柱后對環(huán)空的變化情況及壓力計的壓力卡片進(jìn)行綜合分析以確認竄通點(diǎn)。
- By using dual packer technique, separate-layer fracturing has been run smoothly, with matching instrument, pipe string design, sand ... 較好地解決了分層壓裂技術(shù),并在工具技術(shù)、管柱設計技術(shù)、壓裂填砂技術(shù)、施工技術(shù)等方面進(jìn)行了配套。
- Cherry-scented smoke from Grampy' s pipe kept the hungry mosquitoes at bay while gray, wispy swirls danced around our heads. 從祖父煙斗里噴出的白色煙霧在我們腦袋周?chē)舷滦@，它們散發(fā)的櫻桃香味使貪婪的蚊子不敢靠近。
- Wire rope is linked to pipe string by attached guide sheave to well head so that it can finish quickly workover treatment.It can ... 高效修井作業(yè)車(chē)是將鋼絲繩纏繞在滾筒上,通過(guò)安裝在井口上的導輪,帶動(dòng)鋼絲繩連接的管柱,進(jìn)行快速修井作業(yè)。
- The buckling equation of pipe string in horizontal boreholes is a fourth non-linear ordinary differential equation with a small parameter. 管柱在水平井眼中的屈曲方程是一個(gè)含有小參數的四階非線(xiàn)性常微分方程。
- Fictive force will be proved to be the liquid force under bending state of pipe string in the paper,and its characteristic will be analysed. 文中將證明“虛力”是管柱在彎曲狀態(tài)下的流體作用力,并對其特點(diǎn)進(jìn)行分析,以便為封隔器管柱受力分析計算奠定嚴密的科學(xué)基礎。
- Abstract This paper introduces the structure,principle and field testing situation of the pipe string recently deve loped for chemical water plugging. 介紹了一種新近研制成功的化學(xué)堵水管柱的結構、原理、現場(chǎng)試驗情況；
- It uses anchor claw spacing design to reach double functions: stabilizing pipe string and grappling pipe string and to raise sealing effect of packer. 采用錨爪限位設計，達到扶正管柱及錨定管柱的雙作用，使封隔器密封效果大大提高。
- Mounting an accelerator on the jarring pipe string is an effective approach to improving the success rate of jarring releasing. 在震擊管柱中配接使用加速器，是提高震擊解卡成功率的有效途經(jīng)。
- The procreative blanking plug of the "Y type" pipe string has check valve function and it can conveniently for reverse circulation well cleanup. 型管柱中的生產(chǎn)堵塞器具有單流閥作用,可方便進(jìn)行反循環(huán)洗井;同時(shí),具有獨特外泄壓系統,使堵塞器打撈在壓力平衡狀態(tài)下進(jìn)行,且密封可靠,保證所取資料的準確性。
- This paper presents the analytical solutions for descr ibing the initia l and subsequent buckling of pipe string in crooked hole. 給出了描述彎曲井眼中管柱屈曲及后屈曲行為的解析結果。
- If you feel like cleaning your PSP's pipes (figuratively speaking), then developer Smokescreen has just the application for you. 如果你愿意清理的小P的管道（打個(gè)比方），開(kāi)發(fā)者Smokescreen給你提供了一段程序。
- When profile control of partial slant hole is carried out, some problems appear frequently such as unsealed, pipe string creeping, the seal of packer can be checked and so on. 針對部分斜直井在調剖時(shí),經(jīng)常出現不密封、管柱蠕動(dòng)和不能驗封等問(wèn)題,研制出一種防蠕動(dòng)、密封性能好、可驗封的新型斜直井調剖管柱。
- This paper points out that due to the low production capacity, it is uneconomic to use the existing pump pipe string to produce oil from the low permeability reservoir. 通過(guò)研究表明,采用虹吸尾管結構管柱,可減少流體通過(guò)的壓力損失,提高泵的吸入壓力、入泵液速度及脈沖解堵等功能。
- Perhaps there is a fracture in the water pipe. 也許水管有裂縫了。
- The pipe string includes double hydraulic cylinder with anchorage packer、double hydraulic cylinder without anchorage packer、releasing tool、reversing valve and centralizer. 該工藝管柱主要由雙缸液壓錨定封隔器、雙缸液壓無(wú)錨定封隔器、液壓丟手工具、換層開(kāi)關(guān)、扶正器等工具組成。
- The most important problems are frequent seizing in fishing pressureout set,poor packer setting effect,and low pipe string sealing,resulting in high rework rate. 其中現場(chǎng)出現的最主要問(wèn)題是生產(chǎn)過(guò)程中打撈憋壓套發(fā)生卡阻幾率高,以及封隔器坐封效果不好,管柱密封率低,造成高作業(yè)返工率。
- In view of the seriou s piping vibrations in the natural gas compressor in Qiuling LPG Plant of Tuha O il Field, on-spot measurements and calculation analysis were carried out and the improving measures were proposed. 針對吐哈油田丘陵液化石油氣廠(chǎng)天然氣壓縮機管道存在的嚴重振動(dòng)問(wèn)題，進(jìn)行了現場(chǎng)測量和計算分析，并提出了改進(jìn)方案。
