鉆井變量 的英文怎麼說
中文拼音 [zhēnjǐngbiànliáng]
鉆井變量
英文
drilling variable-
The relational expression of the speed difference of drum and spiral propeller ( 0 ) and the difference of drum speed and input speed of the differential gear ( 1 ) is derived
由於鉆井液的比重和粘度是隨井下情況變化的不確定值，且現場對鉆井液的處理量時有變化，需隨時調節0或1以調節離心機的處理能力和效果。Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well
為了更好地應用各種新鉆具，建立了適用於對普通下部鉆具、導向鉆具、帶偏心彎接頭和柔性接頭的下部鉆具進行三維小撓度靜力學分析的數學模型，包括（ 1 ）微分方程； （ 2 ）鉆頭、穩定器、彎角、變截面、切點和井壁的邊界條件； （ 3 ）鉆頭的側向力和鉆頭轉角.給出了該模型的加權余量解.用該方法編寫的軟體應用效果良好After recombination of faults according to new penetrated breakpoints data, the number, extension length and trend of some faults controlled by original patterns changed
根據新鉆遇中斷點資料對斷層進行重新組合，原井網條件下控制的部分斷層的數量、延伸長度、走向發生了變化。Based on the review of petroleum exploration in the south margin of junggar basin in the past half century, the difficulties of piedmont exploration in different phases are summarized as follows : complex structures : large variability in reservoir quality and difficulty in predicating its scale ; inaccurate image of seismic data ' s migration processing in complete trough structural belts ; requirement for high technology of drilling, etc
摘要通過對準噶爾盆地南緣半個多世紀的油氣勘探歷史回顧，確定了山前勘探各個階段所面臨的主要難點：構造存在多解性、儲層質量變化大與規模難以預測、高陡構造地震處理準確偏移成像難度大、鉆井技術要求高。The lab study and field application indicate that this system has the feature of powerful repress, highly blind in, better rheology, better quality of mud cake and low filtration, resolved the complication of fall down and shrinking drilling in salt of gypsum layers, decreased the drilling circle, cut down the drilling cost and raised the colligation economic effect
室內研究和現場應用表明，該體系具有強抑制、強封堵、流變性好、泥餅質量好、濾失量小的特點，解決了膏鹽層、鹽巖層的縮徑、垮塌，縮短了鉆井周期，降低了鉆井成本，提高了綜合經濟效益。Lagged indicators such as background, connection, and trip gas ; cuttings size and shape ; flowline temperature changes
後效判斷法，鉆井液含氣量、井內氣侵量、起下鉆後效、巖屑形狀與大小、出口溫度變化。Drilling footage and cycle were regarded as two independent variables, while the drilling data accomplished by the changqing drilling engineering company were taken as samples, and then those two hypotheses were testified by the method of statistical analysis to set up a drilling cost forecast model with a strong explanation
構建了鉆井進尺和鉆井周期兩個自變量，並以2003年長慶鉆井工程總公司完成的鉆井數據為樣本，運用統計分析方法來驗證這兩個很設，並構建成本預測模型，該模型的解釋力度較強。By applying four kinds of fluids and through contrasting the relevant parameters measured by rotary viscometer with the calculation results from funnel viscometer and rotary viscometer, it is indicated that the funnel viscometer is of relatively high measuring accuracy and can be well applied to the rheological design of drilling fluid
文章最後應用四種不同性能的液體，採用旋轉粘度計實測的有關參量，與漏斗粘度計及旋轉粘度的計算結果對比，說明了漏斗粘度計在一定條件下具有較高的測量精度，能較好地用於鉆井液的流變學設計。Integrated geophysical well logging can detect the changes of physical characters of strata, and thus more information of physical character and geo - potential field of strata rock can be obtained
摘要綜合地球物理測井通過測量鉆孔中地層巖石物理性質的變化，從而獲得地層豐富的物性和位場信息。分享友人