drill pressure 中文意思是什麼
drill pressure
解釋
鉆頭負載-
The author takes consider of the aerial condensability. according to newton ’ s second law and gas equation, it is elicited to the gas pressure distributives in the drill pipe
通過壓力分布圖可知，截面突變導致壓力發生突變，空氣流速在該處最低，因此，最小風量採用截面突變處風速計算。 -
This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time
該鉆機採用曲柄連桿、游梁式沖擊機構，使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主，遇到特殊情況，用連桿沖擊不能鉆進時，可轉為卷揚沖擊，沖程可調，因連桿沖擊機構連續工作，所以實現了自動沖擊鉆進，可提高鉆進效率，減輕勞動強度;採用泵吸反循環的方式排渣，既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難，又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構，既保證了鉆具處于平衡狀態，又大大簡化了該機構設計，降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立，減少了輔助作業時間。 -
With the standardized workshop occupied 11600m2 and 630t hydraulic presses, 315t two axle punch presses, 250 sets of large, middle, small equipments, the company has the whole series production line. main equipments include cut - board machine, incurvate machine, opened incline pressure machine, drill attack machine, auto - moving hang machine, various kinds of moulding plastic machine, lathe, planer, drilling machine, horizontal axis rectangle platform flat grinder, universale lifting platform milling machine, eccentricity axis punching machine, liquid pressure derrick car, etc
主要設備有： 630噸液壓機315噸雙軸沖壓機250噸沖壓機等大型沖壓機床，剪板機折彎機鉆攻兩用機自動走軌起吊機各式型號注塑機各式車床刨床鉆床臥軸矩臺平面磨床萬能升降臺銑床偏心軸沖床液壓起重車等大中小設備386多臺套，形成具有自動沖壓步進的生產線。 -
The hydrodynamic propulsor takes drill fluid as power source, with the aid of the axial load produced by the pressure drop of the bit nozzle, makes the axial force act on the bit to produce wob, making up for the insufficient wob, ensuring the bit feeding smoothly and improving the penetration rate
這種推進器以鉆井液為動力源，藉助鉆頭噴嘴壓降產生的軸向載荷，使軸向力直接作用於鉆頭產生鉆壓，彌補有效鉆壓不足，保證鉆頭平穩鉆進，提高機械鉆速。 -
The strength and wear resistance of diamond drill bits for petroleum exploitation will be increased considerably when cast tungsten carbide is applied and adheres to the substrate firmly with cast tungsten carbide of 80 - 200mesh as the skelton and copper alloy as the soldering material in a process of non - pressure immersion
石油鉆探行業用的金剛石鉆頭，用粒度為80 ? 200目的鑄造碳化鎢粉作骨架，採用無壓浸漬工藝，以銅合金作釬焊料，將鑄造碳化鎢與基體牢固結合，強度、耐磨性大大提高。 -
Analyzing the influence factors for the performance of diamond drill bit in hot pressure sintering process of intermediate - frequency furnace
淺析中頻熱壓燒結過程中影響金剛石鉆頭性能的因素 -
Coarse - grained impact resistant grades for mining, working of stones and rock, building, mineral oil industry, percussion and hammer drill tips, inserts for mining cutters, chisels, asphalt cutters, picks, inserts for concrete - working, hammer cheeks rolls, hot wire rolling, ball pressure dies, brake blocks
粗晶粒度的抗沖擊牌號，適用於采礦工業、採石、建築、石油鉆探工業、鉆頭和錘頭、礦刀的襯墊、鑿子、瀝青切刀、風鎬、混凝土製造的襯墊、錘子的滾軸、熱軋軋輥、子彈壓力沖模、剎車片。 -
The construction methods and caving protection measures for punching high thick and loosen soft coal seam in luling coal mine no. 2 dark tilt well in huaibei coal mine area are introducded. they include small section enlarged after the heading caving, high negative pressure and multi - raw drilling holes and strenous drawing - off, concentrated cross drill holes, cutting while drawing - off and putting the metal frame away
介紹了淮北礦區蘆嶺煤礦2主暗斜井採用小斷面導硐后刷大、高負壓多排鉆強抽，密集交叉鉆孔邊掘邊抽及設置金屬骨架施工方法和防突措施揭穿高突特厚松軟煤層。 -
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。 -
A new type of mud pump with high flow, high pressure, compactness and light weight is designed for truck mounted water well drill rig, tackling the difficulty in mud pump matching
為車裝水文水井鉆機設計大流量、高壓力、小體積、小質量的新型泥漿泵，解決其泥漿泵配套難的問題。 -
High - pressure ring in - the - hole drill rigs
高氣壓環形潛孔鉆機 -
The initial gushing of oil out of a drill pipe is caused by the pressure of the gas trapped and compressed immediately above the oil deposits.
最初石油噴出鉆管，是由於受到緊壓在石油層上的被密封的氣體的壓力。 -
Under the function of big pressure and dynamic load, the grains may be moved which may cause the soil body distortion. at present, the relatively ripe methods of drill in gravel layer are mostly double - wall drill pipe reverse circulation drilling, auger stem breast wall drilling and down - the - hole hammer follow down drilling
論文根據jsl ? 30型礫石鉆機潛孔錘同心跟管鉆具結構，採用程序計算得到了鉆桿內各深度處壓力分佈、鉆頭壓力降、環形空間壓力分佈及空氣流速分佈。 -
This pressure must be under control, and we control it by means of the mud which we circulate down the drill pipe
這種壓力必須加以控制，而且我們控制壓力的方法是把泥漿灌注到鉆管中去。 -
The above products are widely used in the metallurgy, the chemical industry, freezes, the boiler and the pressure vessel manufacture, the town gas pipeline, the military production, machine manufacture ; coal mine hydraulic pressure prop, car loader and other mechanical fluid compressed steel body ; all kinds of bearing inside and outside ferrule, petroleum casing and oil well drill
上述產品廣泛用於冶金化工冷凍鍋爐和壓力容器製造，城市煤氣管道，軍工生產，機械製造煤礦液壓支柱，裝載機和其它機械液壓鋼體各種規格軸承的內外套圈，石油套管和油井鉆桿等。 -
On the basis of analyzing the rock mechanics, the bit working circumstance and property in the bottom hole of 6000m deep well, and making use of the former equipment such as a derrick, platforms etc, the paper demonstrates that the research and design of the mechanical device have been established including the high pressure simulating well bore, the high pressure connector between the static well bore and the rotating drill pipe, the high pressure simulating system of circulating fluid and the high pressure desander etc. the produce, control and dynamic analysis of the bottom hole four - dimensional pressure ( over burden, confined, pore and column pressure ) have been studied
本文在對井底巖石的受力狀態以及鉆頭的工作環境和特性加以分析的基礎上，藉助原有的井架、平臺等設備，研究設計了模擬6000米井底壓力壞境的高壓模擬井筒、鉆柱高壓轉聯器、鉆井液高壓模擬系統以及高壓除砂器等機械裝置，並研究了井底四維模擬壓力（上覆壓、圍壓、孔隙壓和液柱壓）的產生、控制及其控制的建模與模擬，從而實現井深至6000米的四維井底壓力環境的模擬。 -
Hydraulic pressure percussion drill
液壓沖擊鉆 -
Based on the dynamics, a mechanical model calculating the drill string ' s eccentric wear is established, the approximation equation calculating the positive pressure on casing / drill string is derived out, and the major factors affecting the eccentric wear are analyzed
針對深井鉆井中的井口附件套管偏磨問題，以動力學為基礎，建立了鉆柱偏磨力學模型，推導出了套管鉆柱正壓力的近似計算公式，分析了影響偏磨的主要因素。 -
Because of the merit of continuity, economical efficiency, reliability and high resolution, the well logging has shown its advantages, especially in some drilling engineering problem, such as the prediction of rock drillability, selecting the drill bit types, prediction of formation pressure, calculation the in - situ stress, evaluating the borehole walls stability and determining the reasonable mud density, and etc. aiming at the engineering accidents, for example the well spout, well leak, well collapse and the drill blocking during the drill engineering in the t formation in north - east of sichuan, some farther studies of formation pressure in feixianguan from well - logging information are presented in this dissertation
尤其是在巖石可鉆性預測與鉆頭選型、地層壓力預報、地應力計算以及井壁穩定性評價、泥漿密度安全窗確定等鉆井工程問題上。測井技術由於連續性、經濟性、可靠性及解析度高等特點，越來越多地顯示了其優越性。本文針對川東北部三疊系地層在鉆井過程中遇到的井噴、井漏、井塌和卡鉆等工程事故，主要對飛仙關組地層壓力的測井解釋方法作了大量的深入研究工作。 -
The bigger the effective eccentricity, the higher the upper drill string ' s lifting force, the higher the positive pressure on casing / drill string, and the more serious the wear
有效偏心距越大，上部提升力越大，套管鉆柱之間的正壓力將越大，磨損將越產重。
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