井下鉆壓 的英文怎麼說
中文拼音 [jǐngxiàzhēnyā]
井下鉆壓
英文
downhole weight on bit-
The study includes the hole color tv imagery system for drill hole, even - pole bore - hole acoustic system and acoustic meter, bore - hole multi - point consolidation apparatus, the quick camera computer - aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc. all the study results are new, advanced and practical, which has applied in the project and gained the obvious benefits
鉆孔彩色電視孔壁成像系統、直接橫波測井研究偶極子井下聲系和聲波儀、鉆孔多點滲壓儀及壓模系統、巖質高邊坡快速攝像微機地質素描成圖、層析成像技術、近壩庫段安全監測技術、邊坡監測數據處理預報軟體研究、高精度大地測量監測自動化系統等項目，研究成果內容新、先進、實用，已在工程中應用，效益顯著。The subsea wellhead production system, named building block subsea system, adopts the most advanced technologies in the world, including the subsea horizontal christmas tree, electro - hydraulic control system, mudline booster pump, umbilical assembly, host, and rov, etc
被稱為「組塊搭接式控制系統」的水下井口生產系統，薈萃了當今世界的尖端技術，包括雙定位水下臥式採油樹、電/液控制系統、泥線增壓泵、電纜系統、折疊式鉆井底盤系統和遙控作業機器人等。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。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。The engineering drilling machine of kp2200 type is double layers bottom plate, and drives through hydraulic pressure, upper plate can move fore and aft on the lower plate, the drill power leans back under the action of oil cylinder, the lower plate can put the drilling tool within 2. 5 meters into well hole without moving, it is convenient and reliable, and ensures construction quality
Kp2200型工程鉆機為雙層底盤，通過液壓驅動，上盤可在下盤上前後移動，鉆塔在油缸的作用下後仰，下盤不動即可把2 . 2米以內的鉆具放入井孔內，方便可靠，保證施工質量。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。In order to study the direct relation between oil - base drilling fluid performance and cement job quality, a new developed evaluation method ( artificial core method ) was adopted ; the effects of the oil - base drilling fluid system and its main components on the shear cementing strengths of the first and second interfaces in cementing operation were investigated ; and those of the different mix slurry ratios on the gel strength, initial set time, final set time of slurry and the compressive strength of bond cement were examined too
摘要為了研究油基鉆井液性能和固井質量之間的直接關系，採用新建立的評價方法人工巖心法，考察了油基鉆井液體系及其主要組分對固井作業中第一、第二界面剪切膠結強度的影響規律，以及不同混漿比例下對水泥漿膠凝強度、初凝時間、終凝時間和水泥石抗壓強度的影響規律。To ensure the charging pump working reliably, the following measures should be adopted : ( 1 ) adopting modified circular casing to reduce the radial force of the impeller and decrease the seal clearance ; ( 2 ) using radical ribs on impeller and helical sealing on shaft to realize minor pressure differential ; ( 3 ) using back pressure stuffing box to ensure sealing under small packing force ; ( 4 ) adopting self - lubricant flexible graphite stuffing for absorption of solids entering in the graphite in case of leaking
為確保灌注泵可靠工作，提出改進措施： （ 1 ）採用改型環形泵體降低葉輪的徑向力，減小軸封間隙，抑制泄漏； （ 2 ）採用背葉片降低葉片根部壓頭，獲得微壓，使軸封兩端承受較小壓差； （ 3 ）採用螺旋密封降低軸封兩端壓差，在保持微壓的同時避免出現負壓，密封效果更好； （ 4 ）採用反壓式填料密封結構，在很小的壓緊力下，即可保證密封； （ 5 ）採用具有潤滑功效的柔性石墨填料，即使發生軸封泄漏，進入石墨內部的固相顆粒也將隨著石墨的消耗而被鉆井液吸收。By using the hydraulic torque converter to drive the mud pump, both the prime motor and the working machine can be protected, and the pump pressure can be controlled in the whole course of drilling if the rated rotary speed of the diesel engines is kept
通過液力變矩器驅動鉆井泵可同時保護原動機和工作機；在保持柴油機額定轉速的條件下，可實現泵壓的全過程式控制制。By comparing the numerical results of water infiltration with air and without air, it is shown that the method in this paper is more effective for solving problems of water infiltration in unsaturated soil. in this paper the forming process of oil - bearing basin is the main research object and the mathematic model of geology is built, in order to simulate the dynamic forming process of stratums especially oil - bearing stratum in geology history in the time and space concept, further to investigate the history of petroleum forming, transmitting, accumulating and predict the distributing rule and scope of petroleum, and offer an rapid, quantitative, exact, general choice for the researcher of petroleum geology. with denudation, poor - compactness and sedimentation hiatus, the stratum relations of sedimentation section is judged, and the ancient thickness and pressure of stratum layer are recovered by the inversion method of back stripping. the numerical simulation algorithm of recovery of geological history is also given
為了利用現代化的計算技術再現含油氣盆地的地史演化發育過程，以便進一步定量化研究油氣的生成、運移和聚集的歷史以及預測油氣分佈規律、分佈范圍，為石油地質學家提供一個快速、準確、定量、綜合的研究手段，本文就含油氣盆地的地史演化發育過程為主要研究對象，建立了數學地質模型，運用優化理論與演算法，在考慮了剝蝕、欠壓實、沉積間斷等地質現象的情況下，採用回剝反演法，應用鉆井、測井、地震等方法獲得的地層物性資料，判別沉積剖面中地層的接觸關系，恢復地層的古厚度、古壓力，構造了地史恢復的數值模擬方法。Moreover, a series of solution to these difficulties are brought forward : applying the theory of fold related to fault to interpret complex structural belts in piedmont : analyzing the features of the surface and underground seismic reservoir prediction and porosity model construction to predicate effectively the texture and quality of sandbodies ; using structural model to direct the construction of velocity model and process prestack migration imaging of seismic data ; utilizing interval velocity to forecast reservoir pressure : improving the drilling technology for pressure detection and prompt protection of vertical well against incline well
並針對主要難點提出了解決對策：正確應用斷層相關褶皺理論解釋山前復雜改造、開展地表井下地震儲層與孔隙建模有效預測砂體結構與質量，利用有效構造建模指導速度建模與疊前偏移成像、開展層速度預測地層壓力與鉆井壓力檢測及快速防斜打直配套鉆井技術攻關等。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。In chapter six, based on the preceding chapters " research, the practicality of the full scale dr i 11 ing simulating test device has been tested by the debugging and the performance test. under simulating drilling conditions, the rock mechanical properties and the bits " dynamical tests are analyzed and set forth specifically. at the same time the effect of bottom pressure difference on the oil field exploration and development has been discussed
第六章在前述分析研究的基礎上，通過對模擬裝置的系統調試及性能測試，驗證了全尺寸鉆井模擬裝置的實用性，在鉆井模擬條件下對巖石的機械性質、牙輪鉆頭動態測試給予了具體的分析闡述，同時還分析探討了井底壓差對油田勘探開發的影illb ，並且為宋深101井的實際施工作業提供了非常有價值的指導參數。A large quantity of information of geology, test, well logging and earthquake has been well used. basing on comprehensive study and moving analysis, the really geological pattern is selected and the hydro - dynamical field is described using mathematics. and then the hydrodynamic is used to clue, the mathematical model on hydrodynamic fitting to wuerxun and beier depression has been set up
研究中，在正確分析海拉爾盆地水動力背景的前提下，充分利用已有的地質、鉆井、測井、測試及地震資料，立足於綜合研究和動態分析，通過大量基礎地質工作，選擇正確的地質模型，對地下水動力場進行數學描述，以水動力為主線，建立了適合該地區的數學模型：地層埋藏史、古流體壓力孕育史等。分享友人