geosteering 中文意思是什麼
geosteering
解釋
地質導向-
With the development of worldwide petroleum industry, deviated holes, branch holes and horizontal wells are used to exploit oil reservoir which is smaller, thinner and worse. logging while drilling ( lwd ) is used to evaluate and geosteering drill in this kind of reservoir because of its characters
隨著世界石油工業的不斷發展，大斜度井、分支井和水平井等鉆井技術越來越多地被用來開發規模更小、油層更薄、物性更差、非均質性強的油藏。 -
Geosteering drilling in horizontal well by logging is an important application of lwd
水平井鉆井的地質導向是隨鉆測井的重要工程應用。 -
The research of drilling techniques to follow the geological target while drilling is an important subject of geosteering drilling
隨鉆跟蹤地質目標的方法與技術研究是地質導向鉆井的重要內容。 -
During field application, the adjustment while drilling technique of horizontal wells for ultra - thin oil layers has been improved to accurately control geosteering, optimize well course and decrease the ineffective section to the limit
在實施過程中，完善了適應超薄油層特點的水平井隨鉆調整技術，實現了準確把握地質導向、優化井眼軌跡，最大限度地降低了無效段。 -
Company has expertise on multi - lateral well, rotating liner hanger cementing, geosteering, vertical drilling, dexpandable pipe, casing open window, verious completion, repairing, incident handling, special tubing running, special connection maching and so on
有能力進行分支多底井、旋轉尾管固井、地質導向、防斜打直、膨脹管、套管開窗，各種完井、修井、事故處理、特種油管套管下入、特種絲扣加工等。 -
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。 -
Based on methods above, an applied program in visual basic is developed to interpret logging data and geosteering in drilling horizontal wells. the program guides to evaluate the oil field in a complicated geological situation and drill in horizontal well while it is applied to the work of interpretation and geosteering in the research zone
在上述方法研究的基礎上，結合塔里木油田和莫北油田的實際情況，利用vb語言編制了一套隨鉆測井資料解釋和水平井鉆井地質導向的應用程序。將該程序應用於工區的隨鉆測井資料解釋和水平井鉆井的地質導向工作中，較好地指導了復雜地質條件下的油氣藏評價工作和水平井鉆井作業。 -
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。
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