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1)  deep bore well pump
深钻井泵
2)  deep drilling
深井钻井
1.
The paper presents drilling progresses and main technical challenges for deep and ultra-deep wells, analyzes deep and ultra-deep drilling-technique actualities worldwide from seven aspects including drilling geological descriptions and evaluations, rapid-vertical drilling techniques, ROP improvement, mud, cementing, drilling information and drilling equipment.
介绍了国内外深井超深井钻井的发展历程及主要技术难点,从钻井地质环境因素描述与评价技术、防斜打快技术、提高钻井速度技术、钻井液技术、固井技术、钻井信息技术及钻井装备7个方面详细分析了国内外深井超深井钻井技术现状,并简单探讨了我国深井超深井钻井技术存在的主要问题及与国外先进水平的差距,指出深井超深井钻井技术会朝着集成化、智能化、信息化和自动化方向、有利于提高钻井效率的方向及有利于提高油气采收率的方向发展,并对我国深井超深井钻井技术的发展提出了建议。
2.
This paper describes the effects of hydraulic energy for deep drilling, discusses some key problems on the study and applications of hydraulic power for deep drilling.
从深井水力能量分析入手,阐述了深井水力能量利用应重视和研究的问题,探讨充分利用水力能量,提高深井钻井速度的可行途径。
3.
Based on the investigation of various deep drilling techniques in which the depth exceeds 4,500 metes in the recent twenty five years, it is considered that the drilling techniques during US and North Sea of Europe are the advanced in the world and there is a tenyear gap between them and former Soviet Union and China.
通过对国内外近25年来井深超过4500m的各种各样深井钻井技术与经济情况的调研分析,认为美国和欧洲北海地区深井钻井技术居领先水平,前苏联和我国与国际先进水平有10年以上差距。
3)  deep well drilling
深井钻井
1.
Such key deep well drilling problems caused by the complex geology circumstances have been tacklied in Zhongyuan Oilfield; Therefore, a series of supporting teech-niques of casing programming for a deep well, combined drilling with a PDC bit and a downhole motor, vertical drilling, mud, cementing and well control, etc have been developed.
深井钻井具有裸眼段长、井底温度高、岩石可钻性差、机械钻速低、井眼易失稳等问题。
4)  drilling pump valve
钻井泵阀
1.
Testing method of the impacting force of drilling pump valve in the course of valve closing;
钻井泵阀冲击力的应变测试方法
2.
In view of the characteristic of severe erosion and abrasion in the drilling pump valve,the flow field of the play of it by FLUENT was simulated and computed in this paper.
针对钻井泵阀冲蚀磨损严重的特点,利用FLUENT软件对钻井泵阀隙内流场分布进行了仿真计算,得到阀隙流场在某一时刻泥浆流速的分布规律。
3.
According to the impact fatigue failure appeared in drilling pump valve,the mechanical characteristic and effect degree of the maximum stress concentration spot when the impact of pump valve happens were mainly studied,hence a non-impact working condition of drilling pump valve based on the effects of stress concentration was put forward.
针对钻井泵阀的冲击疲劳破坏,重点研究了泵阀冲击时产生最大应力集中部位的受力特征及其影响程度,提出了基于应力集中影响的钻井泵阀无冲击工作条件。
5)  drilling pump
钻井泵
1.
Material Selection and processing of small gear shaft in drilling pump;
钻井泵小齿轮轴的选材与加工
2.
Application of demodulated resonance and fuzzy distinguishing technique to fault diagnosis of bearings in drilling pump;
共振解调和模糊识别技术在钻井泵轴承故障诊断中的应用
6)  mud pump
钻井泵
1.
To meet test requirement for larger power and ultra-high pressure mud pump(52 MPa),a new AC VFD test stand is designed and developed to upgrade the testing capability.
针对大功率、超高压(52 MPa)钻井泵的试验问题,设计了采用交流变频控制技术,提高试验能力的试验台架。
2.
After carefully researched the actual problem, we designed the power switch system for the mud pump electric power system of 70DS.
从钻井生产中所遇到的实际问题出发,设计出了一套可以满足实际生产需求的电动钻机钻井泵用动力切换装置,是解决问题的有效办法。
3.
When using the mud pump in the oilfield,the high pressure mud often damages the valve covers due to erosion or stab action,such result in mud ejecting leakage,which makes the mud pump stop working for repairing.
钻井泵在使用中经常出现高压泥浆冲蚀或刺坏阀盖喷射泄漏事故,造成钻井泵停机维修。
补充资料:长轴深井泵


长轴深井泵
long-spindle deep well pump

well二用立进人二产和之及日l深井‘扬程互可达·两个78年·轮的片泵、·轮的了传动‘和泵毛过直巨。泵【料密l承及.内螺:动发.轴外,闭式适用咋时,i次启水,以碑承采:轴深)闭式味母,屁损,!紧在一或流长轴深井泵(long·sPindle deeppump)由动力机通过长轴驱动的深井提,式叶片泵。 简史长轴深并泵在19世纪80年代问世20世纪后,随着地下水的开采量日益增大,其里使用都得到迅速发展。在美国、德国、法国、苏用本等国已有适用于76~1676毫米井径的长车泵,其流t从3米s/小时到58 400米粉小时,最矛已达500米,最大安装深度超过450米,最高效互94%。20世纪50年代,中国已形成了SJ与SI系列产品。60年代又发展成JD和J系列。1‘制定JC系列长轴深井泵标准,有配用闭式肠Jc/Q型浅型长轴深井泵、JC/S型深型长轴深JC/CS型超深型长轴深井泵和配用半开式.JC/K型长轴深井泵等。 结构特点长轴深井泵由位于井台上的动二与泵座部分,以及位于井中的扬水管传动轴部;工作部分等组成。 动力传动与泵座部分由电动机或内嫌机i联传动、胶带传动或伞齿轮传动装盆驭动传动劝座是整台泵的支承件。传动轴穿出泵座处,用大封或机械密封件进行密封。 扬水管传动轴部分主要由传动轴、支架车扬水管等零部件组成。各段传动轴之间由具年纹的联轴器连接。为防止泵倒转时,螺纹连接积生事故,在动力传动部件中设有止逆装置。传污没有套管的为开式结构,传动轴外部加套管的乡结构,套管外有扶正架与扬水管相连,其造价高于物送含沙t较高及安装深度较大的井中。泵工开式结构支架轴承多用摘送的井水润滑。但在毛动前,都应通过位于泵座上的预润滑水管注人清防在启动过程中烧坏支架轴承。闭式结构支架丰用油润滑。 泵工作部分由于受井径和井深的限制,士井泵的工作部分一般为多级离心泵。其叶轮既刁的也有半开式的。拧动位于传动轴顶部的调节可改变半开式叶轮与泵壳间的轴向间隙,以减少或排除杂物。叶轮一般用锥套或带螺母的锥套后叶轮轴上。相邻两级叶轮用导流壳内的空间导n与用J道式导叶相连。扁拉筋连接的。泵壳间可用姗纹或法兰连接,也 (胡文自
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