井下壓力 的英文怎麼說

中文拼音 [jǐngxiàyālì]
井下壓力 英文
downhole pressure
  • 井 : Ⅰ名詞1 （從地面往下鑿成的能取水的深洞） well 2 （形狀像井的東西） sth in the shape of a well 3 （...
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 壓 : 壓構詞成分。
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  1. Verification regulation of the bourdon plunger type pressure gauge

    彈簧柱塞式井下壓力計檢定規程
  2. On the basis of analyzing the working circumstance and prosperity of downhole drilling string of the surface dynamic rotating drilling vertical well, the force prosperity and failure forms of downhole drilling string are focused on. and further research has been done on the vibration damage of downhole drilling string as well as the construction and work prosperity of vibrating - proof hydraulic shocker absorber

    本文在對地面動力旋轉鉆井直井井下鉆柱的工作環境和特性加以分析的基礎上，著重對鉆柱在井下的受力特性以及損壞形式進行了分析，並對鉆柱在井下的振動危害以及用於防止振動的水力加壓減震器的結構、工作特性等一些規律進行了深入的探索和研究。
  3. Application of downhole hydrodynamic propulsors solves the problem of exerting wob, and are helpful to enhancing penetration rate

    井下液力推進器的應用在一定程度上解決了鉆壓的施加問題，有利於提高鉆進速度。
  4. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。
  5. Verification regulation of electronic downhole pressure gauge

    電子式井下壓力計檢定規程
  6. Through analyzing the structure of open caisson, and according to sinking stress principle, the paper introduced in the open caisson construction process sinking, correcting error, survey control as well as peculiar circumstance processing technical measure, such as in open caisson construction the inner - mold for sanding, framework supporting and steel binding, and concrete casting ; in open caisson sinking - control the sand in edge foot inner - mold, sand - pumping sinking, and pressure hydraulic monitor breaking and pressure - blowing sinking by air pressure blower etc

    摘要根據下沉受力原理，分析了沉井結構，介紹了沉井施工過程中的下沉、糾偏、測量控制以及特殊情況處理的技術措施，如沉井製作中的填沙內模，模板支設和鋼筋綁扎，混凝土澆注；沉井下沉控制中的刃腳內模沙土，抽沙泵抽沙下沉，高壓水槍破壓、空壓機吹壓下沉等。
  7. Abstract : tight trips often occur for hole undergauge during drilling in east sichuan oilfield. the paper analysis the causes of hole undergauge, proposes preventive and treatment measures which are to optimize design from geologic structure features, to use suitable fluid column pressure, to select different drilling fluid types, to adopt advanced drilling technology and perfect field technical management. therefore, good economic benefit will be obtained

    文摘:川東構造在鉆探作業中因井眼縮徑造成起下鉆的阻卡時有發生，文中對造成井眼縮小的原因進行分析並劃分為五類因素，提出應在地質構造特徵方面優化設計，採用合適的液柱壓力，選擇不同的鉆井液類型，使用先進的鉆井工藝和完善現場技術管理等措施進行預防和處理，將取得重大的經濟效益。
  8. Aim at high pressure high temperature well practice engineering question in field development engineering, especially cnpc southwest oil gas branch gas recovery academy project ' s concretion demand, based upon in existence measuring and testing techniques foundation, the dissertation produce a sort of new optical fiber downhole high pressure high temperature test system, and finish downhole fibre optic pressure sensor ' s design

    本文針對油氣田開發工程中高溫高壓井的實際工程問題，特別是cnpc西南油氣田分公司采氣工程研究院科研項目的具體要求，在分析研究現代測試技術基礎上，提出一種新型的光纖式井下高溫高壓測試系統，並主要完成了井下光纖壓力傳感器的設計。
  9. For a complex well logging, telemetry tools which are used to uplink digital data of the memory tools to surface instructions may benefit significantly detailed monitoring and controlling the work of the well

    在測井行業中，遙傳儀器對精確的監測和控制石油井的運作有顯著作用，它的功能是將井下溫度、壓力等參數的測量數據傳遞到地面儀器。
  10. The typical samples with different lithological characters are collected from two wells of representative reservoir consisting of sandstone and conglomerate of positive rhythm. compressional and shear wave velocities, porosity, and clay content are measured in two states fully saturated with water

    在復雜的正旋迴砂礫巖儲層中，從兩口井系統地採集了不同巖性的典型樣品，在不同的有效壓力及兩種狀態氣飽和和水飽和下測試了巖石的縱橫波速度。
  11. For the sake of the research about hydroelectric interfere among machines, the article utilized the simulink in matlab as simulating tool, meanwhile established the simulating model about two high head diversion water turbines regulation system in violent fluctuating pressure sharing one head race tunnel and surge tank and one penstock. then calculated the load rejection transition process by means of the real parameters of a hydro power station, analysed the interfere of hydro power station safety and stable nenring brought by hydroelectric interfere and put forward a series of measures that lightening the hydroelectric interfere

    為了研究機組間的水力干擾，本文採用matlab下的simulink作為模擬工具，建立共用有壓引水管道、調壓井、壓力主管的兩臺高水頭引水式水輪機調節系統大波動時的模擬模型，引入實際電站的參數，對甩負荷過渡過程進行了模擬計算，分析水力干擾對電站安全、穩定運行所造成的影響，並提出了一系列減輕水力干擾的措施。
  12. This paper describes a computer telecontrol and telemetering system which main purpose is to realize automatic monitor of pressure of powered supports in fully mechanized coal face. this monitoring system is composed of underground part and ground part. the ground part includes a computer, a printer and a ground receiving mainframe. the underground part includes electric source, a communication extension, some pressure extensions and sensors

    本文論述一種旨在實現綜采工作面液壓支架壓力自動監測的計算機遙控遙測系統。該監測系統由井上和井下兩部分組成。井上部分包括計算機、印表機、繪圖儀、地面接收主機等；井下部分包括電源、通訊分機、壓力分機和傳感器等。
  13. The pore water pressure dissipation in the silt is produced mainly by lowering of groundwater table and pore water pressure dissipation in the pvds ( or sand drains ) is produced mainly by vacuum degree

    淤泥地基中孔隙水壓力消散主要是由於地下水位線的下降引起的；而砂井或塑排中的孔壓消散大部分由真空度直接引起。
  14. The design of low - power instrument for measuring pressure and temperature in oil - well

    低功耗油田井下壓力溫度測量儀器的設計
  15. Verification regulation of mechanical pressure gauge

    機械式井下壓力計檢定規程
  16. Verification regalation of the oscilating string pressure gauge

    振弦式井下壓力計檢定規程
  17. If a hole is drilled, the pressure can be reduced in the hole and thereby in the rock section adjacent to the hole.

    如果一個井孔鉆成，井內壓力就要下降，井孔附近巖體內的壓力也跟著下降。
  18. In this case, when one of the machines be placed into the transition process of the vident fluctuating pressure for some kind of reason, the other machines would be affected become of the fluctuating pressure in the diversion system and drainage system of water in upstream and downstream which use the same one surge tank and the same one penstock with the machine, so the other machines would be put into transition process of fluctuating pressure, and become a kind of hydroelectric interfere

    在高水頭引水式水電站中，通常幾臺機組共用同一調壓井，且共用壓力主管。在這種情況下，當其中一臺機組由於某種原因處于大波動過渡過程，則其在電站上下游引、尾水系統中引起的壓力變化必然會影響與其共用調壓井和壓力主管的其它機組，使其它機組也處于過渡過程，形成一種水力干擾。
  19. Verification regulation for 200 - j type pressure vscd at bottom of well

    200 - j型井下壓力計檢定規程
  20. In this paper, we have resolve means to measure pressure in oil well depth and this means is successful apply to measure pressure in oil well. because position of collection signal located in oil well under ground surface 1400m

    本文主要針對油田井下壓力信號的採集與分析提出了我們的解決方案，並且成功應用到吉林前郭油田井下壓力信號的採集、記錄和預處理。
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