移位鉆井 的英文怎麼說
中文拼音 [yíwèizhēnjǐng]
移位鉆井
英文
offset a well- 移 : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 鉆 : 鉆Ⅰ名詞1. (打眼用的工具) drill; auger 2. (指鉆石) diamond; jewel Ⅱ動詞(用尖物在另一物體上轉動) drill; bore
- 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 (...
- 移位 : bit shift
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Sliding structures are recognized appling multiple ways, and they occur in sections in the shape of flowers. the main sliding fault has the characteristics of straightness and sectionality in plane view. in the main displacement belt or its adjacent areas, an echelon faults and an echelon folds appeared
應用多種標志識別走滑構造,主要表現為剖面上出現花狀構造,主走滑斷層平面上呈平直狀和分段性,在主位移帶內或其毗鄰地區出現雁列斷層及雁列褶皺,在主幹斷裂帶兩側的褶皺構造可見火山巖體被錯開,位移2 4km ,在鉆井巖心樣品中見到明顯的走滑構造運動形跡。In this article, we use idea of turning dispersion into convergence and put all the well ' s points into the same unit net to think about it. and answer three questions of the distribution of well drilling by the way of searching for groups of points. fincite - step - searching underthe condition of translationg fcoordinate system or revolving coordinate system. to first question. we find two algo - rithms and make use of data that is given to find the solution. we seek coorlinate of net point is co. 361, 0. 461 ) and mostly four old well ' s points are utilized at the same time by first algorithim, which are no. 2, no, 4, no. 5, no. 10. by second algorithm, we rechon the coordinate of net point is co. 390, 0. 505 ). and that mostly four old well ' s points are utilizld which are no. 2, no. 4, no. 10. to second question, we turn it into the first question by angling awt the center of net point. we seek that mostly six old well ' s points are utilized at the same time, which are no. 1, no. 6, no. 7, no. 8, no. 9, no. 11, when net is angled 0. 78 radian. and net point is translated to ( 0. 75, 0. 076 ) ( at nwe coordinate system ). to third question, wefind a necessary and sufficient condition and affer algorithms, at last, we analyse algorithms
運用化分散為集中的思想,把所有的井點都放在同一個單位網格內考慮.在坐標可平移、旋轉的條件下,利用尋找點群、有限步驟搜索法,對鉆井布局的三個問題進行了解答.對問題一,給出了兩個不同演算法.並對題目提供的數據進行了求解,演算法1得到的結點為( 0 . 361 , 0 . 461 ) ,最多有4個舊井點被同時利用,它們是第2 、 4 、 5 、 10個井點;演算法2得到的結點為( 0 . 390 , 0 . 505 ) ,最多有4個井點被利用,它們是第2 、 4 、 5 、 10個井點.對問題二,以結點為中心旋轉一定的角度后,歸結為問題一進行求解,求解結果為當網格傾斜角為0 . 78弧度(相對原坐標系) ,結點平移到( 0 . 75 , 0 . 076 )點(在新坐標系下) ,可被同時利用的最多舊井點為6個,它們是第1 、 6 、 7 、 8 、 9 、 11個井點,對問題三,我們給出了充要條件,並給出了演算法.最後還分析了演算法的優劣性The crucial technologies of highly - displacement well mainly include torque / friction and wellbore trajectory control tool, and these technologies require rock bit have the following characteristics : having gage protection ability, long axletree lifespan, wear - resisting shirt - tail and head o. d., and high - temperature - resistant sealed system, etc
大位移井的關鍵技術主要有扭矩摩阻和井眼軌道控制工具,這些技術要求鉆頭具有以下特點:具有良好的保徑能力,軸承壽命長,掌尖和掌背部位耐磨損,密封系統耐高溫等。On the basis of considering the influences upon the conveyance motion of solid phased particles affected by parameters of motive path of sieve chest, inclination of sieve surface, azimuth of vibration, throwing index and adhesive resistance of well drilling liquid etc., the kinetics equations of conveyance speed and displacement of solid phased particles were established
在考慮篩箱運動軌跡、篩面傾角、振動方向角、拋擲指數和鉆井液粘附阻力等參數對固相顆粒運移影響的基礎上,建立了固相顆粒運移速度和位移的動力學方程。Drilling time will be lasted and lateral force on casing exerted by drill pipe will increase in case of drilling deep well, ultradeep well, high inclined hole, extended reach well and horizontal well, therefore, friction and wear between casing and drill pipe became a severe problem
在深井、超深井、大斜度井、大位移井及水平井中,鉆井時間延長、鉆柱作用在套管上的側向力增高,因此套管和鉆柱的摩擦與磨損問題越來越突出。Well trajectory for non - straight wells, which includes directional wells, horizontal wells, siedtracking and / or horizontal wells, long - reach wells and multibranches, is one of key techniques in non - straight drilling. the main results, obtained in this dissertation, may be summarized as follows
本文以石油工程中的非直井(定向井、水平井、側鉆井、側鉆水平井、大位移井、分支井)軌跡控制為背景,研究了一類約束優化與最優控制問題。Analyzed with the developed software, the stress and deformation distributions of f320 derrick and j250 / 42 - k derrick under several working conditions are obtained. the results obtained here are consistent with tha t obtained with supersap93, which illustrates the program is correct and practicable. finally a fem pre - processor and post processor is developed
本論文用編制的程序分析了f320型和jj250 / 42 - k型石油鉆機井架在幾種工況下的應力、變形分佈,及兩種井架的固有模態、屈曲模態和可靠性,所得結果與supersap93的計算結果比較,應力和位移誤差均相差很小,說明本程序系統是正確可行的。Torque feedback to suppress drillstring torsional vibration in extended reach well
大位移井鉆柱扭轉振動頂部扭矩負反饋減振研究New method for geometric nonlinear analysis of large displacement drill strings
一種新的大位移井鉆柱幾何非線性分析方法Highly - displacement drilling is an effective technology to exploit peripheral oilfield
摘要大位移鉆井是開發邊際油田的有效手段。Study for grey - element fault tree theory of extended reach drilling disks
大位移井鉆井風險灰元故障樹原理研究分享友人