direction drilling 中文意思是什麼
direction drilling
解釋
定向鉆井-
In the different places the basal datum can be obtained from the drilling field through this system, in this way the technology resource and expert resource of different places can be taken full advantage to resolve the problem of technology weakness of the drilling team, and realize long - distance monitoring, long - distance direction, and long - distance management
該系統可以通過internet對鉆井現場進行遠程監視，異地獲得現場基礎數據。這樣，可以充分利用異地的技術資源和專家資源解決井隊技術力量弱的問題，實現遠程監視、遠程指導和遠程管理。 -
It adopts computer digital controlled system plc orientation mo dule touch scerrn to control, realizing x z w axis direction s precise orientation by ac servo system. in actual operation, just put the glass on the transmission belt, input drilling position data on the screen, press the start button, the machine will automatically position itself and finish all drilling operations, and automatically stop when the works is completed. this machine s two group drilling heads can work at the same time, one group drilling head is also ok. this machine has high drilling efficiency and accurate position, is an ideal choiceness equiment of scree - wall glass and other large specand volume production glass drilling
該機採用計算機數控系統plc定位模塊觸摸顯示屏控制，由交流伺服系統實現x z w軸三個方向的精確定位。操作時只需將玻璃放在傳送帶上，在顯示屏上輸入鉆孔位置，按啟動按鈕，自動定位鉆削所有孔位，完成工作后自動停機。本機兩組鉆孔機頭可以同時工作，也可以單組機頭工作。 -
The spiral bevel gear ( sbg ) is a critical component of machinery transmission, which not only transfers movement and power, changes transmission direction, but also features high carrying ability, good movement stability and so on. so it is widely used in lots of industrial equipment such as aviation, spaceflight, automobile, precision mechanism and petroleum drilling
螺旋錐齒輪是重要的機械傳動元件，既傳遞運動和動力，又可改變傳動方向，而且具有承載能力高、運動平穩性好等優點，因而被廣泛應用於航空、航天、汽車、精密機械、石油鉆探等許多工業設備中。 -
In order to geosteering, log - geology model of target formation should be built according to logging data and the interpreting result of wells nearby. geosteering parameters model is created to build simulative curves. compared these curves with logging curves, the position and drilling direction of the bit can be found combined with the concrete geological situation
要實現地質導向，首先要根據鄰井的測井資料及其解釋結果建立目標層測井地質模式，然後通過建立地質導向參數的預測模型構造相應的模擬曲線，將模擬曲線與實測曲線進行對比，結合具體地質情況，確定鉆頭在目標層中的位置及其鉆進方向，及時調整井眼軌跡，使其始終保持在目標層中物性最好的部位。 -
This study made a conclusion ? amely in order to realize following the geological target while drilling, on the basis of making a better geological and drilling design for horizontal well, we must make full use of mwd, lwd and integrate logging to carry out lithfacy identifying in real time, the lwd interpretation and formation evaluation, to set up geological model of target formation, to select geosteering marked formation and compare simulative curves with lwd curves f to fix on the drilling direction of bit upper and declination, the position in target oil - gas layer, to revise borehole track in real time, to make it extend in reservoir better interval as possible
研究認為，在做好水平井地質設計和鉆井設計的基礎上，要實現隨鉆跟蹤地質目標鉆井，必須充分利用隨鉆測量、隨鉆測井和錄井等資料，從實時巖性識別、隨鉆測井解釋和地層評價、目標層地質模型建立、導向標志層的選取及模擬曲線對比等方面入手，確定鉆頭上下傾鉆進方向及在目標層中的位置，以實時調整井眼軌跡，使其盡可能在儲層物性較好的部位延伸。 -
This paper, based on normalizing well logging data while drilling and correcting depth into true vertical depth and calculating reservoir parameters and etc, combining the practical ease of mobei oilfield, extracted logging and geological pattern characteristic of target oil - gas formation and geosteering mark formation, and used bp neural network and regressive analysis to create predicting mode of geosteering parameter to build relevant contrast curve ; adopted geometry geosteering method to fix on die drilling direction of bit upper and declination, the position in reservoir, to judge the real drilling case. all finely solved the problem to follow the geological target while drilling for three horizontal well these methods improve the drilling horizontal well ability by using the techniques to follow the geological target while drilling, and then it is convenient and practicable
本文在開展隨鉆測井資料的標準化和斜井校正及儲層參數解釋與含流體性質判釋等工作的基礎上，結合研究工區莫北油田的實際情況，提取了目標油（氣）層和導向標志層的測井地質模式特徵，並採用bp神經網路法和回歸分析法建立了地質導向參數的預測模型、構造了相應的對比曲線；採用幾何導向法確定鉆頭上下傾鉆進方向及其在目標層的位置，以判斷實際鉆進地層情況，很好地解決了研究工區三口水平井的隨鉆跟蹤地質目標的問題。 -
The thesis was written under the direction of dynamic theory of forming reservoir, follows the rules of comprehensive information, judgment, interpretation and assessment and even makes full use of outcrop geology, data from drilling and logging, data from laboratory analysis and achievements in geophysical exploration. considering the basic factors of forming reservoir in the south of ordos basin as the starting point, the thesis defines that yanchang group of triassic goes into the start of generating oil in the late period of mid - jurassic and that the largest oil generation peaks in the middle period of early cretaceous, after the analogue - history of hydrocarbon generation. meanwhile it also establishes the relationship between the evolution of oil and gas and the formation of traps, the time of oil exploration
本文以成藏動力學理論為指導，本著綜合信息、綜合判斷、綜合解釋、綜合評價的原則，充分利用露頭地質，鉆測井資料，實驗分析資料及物化探成果，以鄂爾多斯盆地南部的基本成藏要素為出發點，通過生烴史模擬，確定了三疊系延長組在中侏羅晚期（ 150ma ）進入生油門限，于早白堊世中期達到最大生油高峰期；同時並確立了油氣演化與圈閉形成、捕油時間的關系；通過流體勢的全區計算，提出了該區油勢具有明顯的「雙層」結構特徵，並建立了以靜水壓力為主的重力流系統和以差異壓實作用為主的壓實流系統的流體動力分佈模型；通過成藏動力學系統的劃分及事件分析，探討了該地區油氣聚集規律，最終指出了有利的含油氣遠景區。 -
( 3 ) in terms of flowing characteristic of drilling fluids on the roller screen, the flowing equations at the axis direction and the tangent direction and the flowing through the screen, and the continuously flowing equation of drilling fluids are built. the characteristic - difference equations of flowing model for drilling fluids are given and the theoretical analysis is made
（ 3 ）根據鉆井液在筒式篩網上的流動特點，建立了筒式篩網上鉆井液沿軸線方向流動、周向流動和透篩流動的流動方程，以及鉆井液的連續流動方程，利用特徵線法寫出了筒式網上鉆井液流動模型的特徵差分方程，並作了理論分析。 -
Based on the principles of palaeobiology, stratigraphic geology, sedimentology, diagenesis and reservoir geology, taken field profile and drilling cores as research object, and combined with achievement of predecessors, the sedimentary facies, diagenesis essential characteristics of reservoir and controlling factors for reservoir of feixianguang formation in northwest sichuan have been comprehensively studied. both classic and mordern methods have been used in this research. the main confents includes : stratigraphic classification and correlation of feixianguan formation in lower triassic, the rock fexture characteristics, type and forming conditions of rock ; determining dirtributary law of the sedimentary facies in vertical and horizontal direction and distribution in plane and the essetial contronling factors through correlation of sedimentary facies transverse profile and regionnal geologic characteristics ; establishing plane stereoscopic modle of sedimentary of oolitics beach by studying diagenesis
主要內容包括：對川西北地區下三疊統飛仙關組地層進行了劃分與對比，研究了飛仙關組地層的巖石結構組分特徵、類型和形成條件；通過沉積相橫向剖面的對比，並結合區域地質特徵，深入研究了沉積相在縱、橫向上的變化規律，確定了沉積相在平面上的分佈及主要控制因素，分析了沉積相的縱向演化過程和建立了沉積相的平面立體模式；詳細研究了該套地層所經歷的成巖作用類型、特徵及對儲集空間的影響，建立了鮞粒灘相儲層的形成與演化模式；最後，從沉積相、成巖作用的角度，分析了區內飛仙關組地層的生油潛力、儲層的分佈規律和發育區塊。 -
Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing
摘要結合儀征長嶺原油管道洪湖長江定向鉆穿越工程實例，分析了管道定向鉆穿越長距離巖石層的特點，論述了定向鉆穿越巖石層的地層狀況、鉆具組合、控向措施、泥漿控制、鉆進工藝以及導向孔鉆進、擴孔、回拖階段的應急預案，針對在鉆導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況，對信號線的安裝提出了改進措施。 -
Along horizontal and vertical direction the anisotropy and mutation of underground earth layer is come into being due to both the unpredictable distribution and the change of embedding age of cultural relic, so it has a major effect of the drilling results of cultural relic on the selection of groundwork disposing mode and foundation form
摘要地下文物分佈的不可預知性和埋藏年代的變化，往往造成地下土層在水平方向和豎直方向的不均勻化和突變，由此文物鉆探的結果對于建築物地基處理方式和基礎的選擇有較大的影響。 -
The research mainly includes in cakalating quantitatively the steerable force ' s quantity, direction and tool face ' s direction, as well as the steerable tool ' s working situations and drilling parameters that effect on the steerable properties of steerable tool and well path controlling, which is necessary to follow the geologic target while drilling
利用固體力學的有限元法研究了鉆跟蹤地質目標的導向鉆具組合的力學性能，包括定量計算實施隨鉆民蹤順目標鉆並所需的導向力的大小和方向及導向工具面方向。
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