drillability是什么意思   drillability怎么读

drillability单词基本解析：

drillability变化用词：

drillability英英释义：

drillability中文词源：

drillability用法和例句：

drillability

PDC drillability

PDC可钻性

ZHAO Jun, CAI Ya-xi, LIN Yuan-hua.Application of sonic logs to rock drillability and bit selection[J].Well Logging Technology, 2001,25(4):305-307.

[4]赵军,蔡亚西,林元华.声波测井资料在岩石可钻性及钻头选型中的应用[J].测井技术,2001,25(4):305-307.

Related techniques and conditions are provided for drillability prediction to particular oil fields.

为实现特定区域油田的可钻性预测提供了技术和条件。

To fulfill the need of high drilling quality and high drilling speed, more rapid and precise observations need to be done on rock drillability.

为满足优质高速钻井的要求,需要对岩石可钻性做出快捷、精确的判断。

Experiment and analysis on drillability of artificially frozen clay

人工冻结黏土可钻性试验与分析

A new computerized method to quickly calculate the rock drillability with logging data is introduced.

介绍了一种利用测井资料快速求得岩石可钻性级值的计算机方法。

The theory and method of achieving rock drillability with multi logging parameters are introduced in this paper.

介绍了利用多测井参数求取岩石可钻性的理论和方法，并给出了预测岩石可钻性的数学模型。

According to the rock mechanics parameters as the grade value of drillability, hardness of formation and compressive strength, etc.

从分析冶金矿山充填采矿法开采的目的入手,探讨性地说明了相关的岩石力学分析过程。

The average time interval in seconds is named Drillability Time (DT), and the logarithm of the DT to the base 2-the Drillability Classification Grade (DCO).

以平均钻时(秒)DT为钻时样本,取DT以2为底的对数为可钻性等级(DCG)。

Keywords Fractal Characteristics of Logging Curves;Equivalent-depth Method;Formation Pore Pressure;In-situ Stress;Fracture Pressure;Breakout Pressure;Rock Drillability;Mud Density;

关键词测井曲线分数维;等效深度法;地层孔隙压力;地应力;破裂压力;坍塌压力;岩石可钻性;钻井液密度;

Exact Prediction and calculation of mechanical property and drillability of rock can provide the necessary base for the optimization of bits and designing parameters, thereby quickening penetration.

准确预测和计算岩石的力学性质和可钻性是有针对性地优选钻头、优化设计参数,从而提高钻井速度的重要依据。

Keywords fractal;fractal dimension;rock fragmentation;rock drillability;

分形;分维;岩石破碎;地层可钻性;

FRACTAL THEORY AND IT'S APPLICATIONS ON ROCK DRILLABILITY FORECASTING

分形理论及其在地层可钻性预测中的应用

With the fractal geometry theory, this paper puts forward a new rock drillability testing method by selecting detritus from bottom hole as object.

利用分形几何理论，研究了钻井过程中岩石破碎机理及形成过程，提出了一种以井底返出的岩屑为对象的岩石可钻性测试方法。

NEW METHOD OF USING SEISMIC VELOCITY TO PREDICT LAYER DRILLABILITY AND DRILLING RATE

利用地震层速度预测地层可钻性和钻速的新方法

An Experimental Study on the Prediction of Formation Drillability and Rate of Penetration by Sonic Log Data

利用声波测井资料预测地层可钻性及钻速的试验研究

This paper applied subordinate function of fuzzy mathemetics to the classfication of rock drillability.

利用模糊数学中的隶属函数对岩石可钻性进行了分级，收到较好效果。

Keywords Drillability;Blastability;Physico-mechnical property;Correlation;

可凿性;可爆性;物理力学性质;相关性;

Keywords drillability;benefit index method;bit type selection;ROP;

可钻性;效益指数法;钻头选型;机械钻速;

Keywords drillability;logging data;roller bit;

可钻性;测井资料;牙轮钻头;

Keywords Rock drillability;Abrasiveness;Drilling resistance profile;Bit selection;

可钻性;研磨性;抗钻强度剖面;钻头选型;

drillability index

可钻性指数

drillability rate

可钻性级值

Besides, the sensitivity of the drillability index in identification of ground layer is analyzed and its physical signification is expatiated also.

同时，对新的可钻性指标在地层识别中的敏感性进行了分析，阐述了可钻性指标在地层识别中的物理意义。

10.This paper analyzes the drillability,hole-making and carry of coarse grain concerning the Nubia sandstone,and concludes that it is suitable to be the crossing strata.

在可钻性、成孔性及粗颗粒可携带性等方面对努比亚砂岩进行了分析,认为将其作为穿越地层是可行的。

Keywords formation;rock drillability;time series;support vector machine;neural network;prediction model;

地层;岩石可钻性;时间序列;支持向量机;神经网络;预测模型;

formation drillability

地层可钻性

Keywords formation drillability;stratigraphic section;formation parameter;finite element method;

地层可钻性;地层剖面;地层函数;有限元法;

Formation drillability is related to formation compact degree and pore fracture degree,so NDR can reflect formation pore pressure state.

地层可钻性与地层的压实程度和孔隙破裂程度有关,因此NDR可以反映地层孔隙压力的情况。

formation drillability parameter

地层可钻性参数

The evaluation of drillability anisotropy and deflecting characteristics of formation is very important for directional drilling and deviation control of horizontal well.

地层可钻性各向异性及造斜特性评价对定向钻井和直井防斜均具有重要意义。

drillability of strata

地层可钻级

The rock drillability has close connection with sonic interval travel time and formation pore pressure can be reflected by it in some degree.

地层孔隙压力在一定程度上可由测井声波时差来反映。

Keywords formation characteristic parameters;pore pressure;support vector machines;lithologic identification;formation drillability;

地层特征参数;地层压力;支撑向量机;岩性识别;可钻性;

Based on the coupling relationship among effective thrust, rotation speed, penetration rate and drillability index, a calculation formula is established.

基于钻进过程中有效轴压、转速、穿孔速率和可钻性指标间的耦合关系，建立了可钻性指标的计算公式。

Keywords acoustic transit time;rock drillability;bit;mathematical model;geomechanics;

声波时差;岩石可钻性;钻头;选择;数学模型;地质力学;

The big and small rubber plugs has locking mechanism to prevent back pressure and has good drillability.

大小胶塞设有锁紧机构，注完水泥后可防止回压，且附件具有良好的可钻性；

Determining drillability of the rocks in a well bore is directly related to the selection of bit type and the forecast of penetration rate,but the existing microdrillability test for studying rock drillability has quite much troubles.

对井剖面地层岩石可钻性的确定直接影响到钻头选型和钻速预测，然而，现有的研究岩石可钻性的微可钻实验存在较多问题。

Keywords lithologic character;drillability;casing;drilling fluid;bit;wire-line coring;drilling;

岩性;可钻级别;套管;钻井液;钻头;绳索取心;钻探;

Keywords Mechanical Property of Rocks;Rock Drillability;Compression Hardness;Grinding Property;Plasticity Coefficient of Oscilating Ball;

岩石力学性质;岩石可钻性;压入硬度;研磨性;摆球塑性系数;

drillability of rock

岩石可钻性

Keywords rock drillability;drillability section;bit optimization;variety law;stratigraphic section.;

岩石可钻性;可钻性剖面;钻头优选;变化规律;地层剖面;

Keywords Drillability;Confining pressure;Drilling;

岩石可钻性;围压;钻井;

Keywords rock drillability formation anisotropy drill bit interaction direc-tional well borehole trajectory;

岩石可钻性;地层各向异性;钻头;作用定向井井眼轨迹;

Keywords rock drillability;interval transit time;Zhongyuan Oilfield;

岩石可钻性;声波时差;中原油田;

Keywords rock drillability;sonic logging;rigidity;abrasive property;neural network;Matlab;

岩石可钻性;声波测井;硬度;研磨性;神经网络;

Interaction Model between Formation and Bit during the Elliptic Distribution of Rock Drillability

岩石可钻性呈椭球型分布时地层与钻头相互作用模型

rock drillability index

岩石可钻性指数

Rock drillability is an important and basic drilling parameter.

岩石可钻性是一项重要的钻井基础数据。

Rock drillability is significant for selecting proper bit and improving drilling efficiency, and can be properly predicted by well logging information.

岩石可钻性是钻头选型、提高钻井效率的基础,利用测井资料预测岩石可钻性是行之有效的手段。

physical-mechanical properties and drillability of rocks

岩石物理力学性质与可钻性

rock drillability

岩石的可钻性

Research of the Relationship between Rock Mineral Composition and Drillability

岩石矿物成分与可钻性关系研究

In Northeast area of Sichuan, the complex stratal configuration and poor rock drillability led to the drilling period becoming longer and straightly held up the project of exploration.

川东北地区所钻井复杂情况多,钻井周期长,直接影响了油气勘探开发。

Considering the hardness,the high drillability grade value and the large angle of bedding in Qingshen gas field,it is more and more important to come to how to drill quickly,avoiding well deviation.

庆深气田中下部地层岩石坚硬,可钻性级值较高,地层倾角较大,因此,防斜打快成为庆深气田钻井工作急于解决的首要问题。

This method was applied to predict the formation drillability of Fugu 1 Well in Changqing Oilfield.

应用该方法对长庆油田富古1井的地层可钻性进行了预测。

drillability classification number under the bottom hole stresscan be obtained.The method has been applied in oil fields ,andgood results have been achieved.

底围压下的岩石力学参数代入此模型中计算 ,可以得到井底应力条件下的岩石可钻性级值。

The relationship model of cone bit drillability and PDC bit drillablity is created.

建立了牙轮钻头可钻性与PDC钻头可钻性的相互关系模型。

Classification of the Drillability of Stone by Means of Micro-drilling

微钻法进行岩石可钻性分级

D index is also called formation drillability index (dimensionless).

指数也称地层可钻性指数(无量钢)。

The evaluation of drillability anisotropy of the formation is very important for well trajectory control.

摘要地层可钻性各向异性的评价对井眼轨迹控制具有重要意义。

In deep formations of the Xushen gasfield in Daqing, the temperature is high, the rock drillability limit is high, and the ROP of conventional drilling is low.

摘要大庆油田徐深气田深层温度高，岩石可钻性极值高，常规钻井机械钻速低。

Drillability of rocks is the foundation of selecting and designing drill bits rationally, and optimizing drilling recommendations.

摘要岩石的可钻性是合理选择和设计钻头、优选钻进参数的重要依据。

The self-organization method(GMDH)is studied to build the relationship between rock drillability and the rock characteristic parameters.

文中选用数据组合处理方法(GMDH)建立岩石可钻性与各岩石力学特性参数的函数关系,编制了该方法确定可钻性的计算机软件。

The classification of the drillability of formations drilled in Henan Oil Field is discussed.The correlation between the formation drillability grade and bit type has been basically established.

文章讨论了河南油田地层可钻性定级方法及结果;按资料建立了级别-类型关系;提取了地层可钻性梯度信息。

Keywords Well logging;Rock mechanics parameters;Formation stress;Formation pressure;Engineering application;Borehole stability;Rock drillability;Bit selection;

测井;岩石力学参数;地应力;地层压力;工程应用;井壁稳定;岩石可钻性;钻头选型;

Deep well drilling is characterized by long open holes, high bottomhole temperature, bad rock drillability, low ROP and wellbore sloughing, etc.

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。

Keywords cone bit;rock drillability;fractal dimension;breaking mechanism;equiprobable breaking;

牙轮钻头;岩石可钻性;分形维数;破碎机理;等破碎概率;

At present all kinds of formation drillability evaluating methods belong to after drilling analysis that is, these methods can be used only for calculating the drillability of the drilled stratum.

目前地层可钻性的各种评测方法均属钻后分析方法,即只能对已钻地层的可钻性进行计算。

Keywords Ore and rock Drillability Blastability;

矿岩;可钻性;可爆性;

CHou, T.-H(1971)A study on rock drillability in the Chinshui gas field, Taiwan. Petroleum Geology of Taiwan, 8, 93-117.

詹益谦(1971)台湾锦水气田岩层可钻性之研究。台湾石油地质，第8号，第93-117页。

The process improves the quality of plugged channeling,and has the features of little formation pollution and good drillability It has wide applica...

该工艺提高了封窜的质量,并可避免将管柱固在井内,它有对地层的污染小,可钻性好等特点,具有广泛的推广前景。

The new method can predict rock drillability accurately and draw the continuous section of rock drillability quickly.

该方法能够比较准确地预测岩石可钻性,快速做出连续的地层可钻性剖面图。

It is proved that using this method can avoid the lack of calculating rock drillability using single method and it can provide better reference for bit type selection a...

这样求出的可钻性级值将为钻头选型和地层分层提供更好的参考。

According to the rock mechanics parameters as the grade value of drillability, hardness of formation and compressive strength, etc. and drilling condition, ty...

通过几口井实际钻头选型的试验研究和应用,达到了提高机械钻速及钻头进尺,缩短钻井周期,降低钻井成本的目的。

In this paper an evaluation model for rock drillability and sonic logs is presented by analysing the relationship between sonic moveout and geological fact...

通过分析声波时差与影响岩石可钻性地质因素的关系,建立了声波时差与岩石可钻性指数的评价模型。

Drillability is redefined and a new concept of drillability index is brought out from analysis.Under the new concept, the drillability index is defined as penetration rate under specific energy.

通过分析，重新定义了岩石的可钻性，提出了以单位能量下的穿孔速率作为可钻性指标的新概念；

The results are showed that the method is simple,results are satisfactory and GMDH can be used to calculate the rock drillability.

通过试算表明,该方法运算简便,结果可靠,可用于计算岩石可钻性。

Keywords Ordos basin;well logging sonic differential time;rock drillability;rock mechanics parameter;bit optimization;

鄂尔多斯盆地;测井声波时差;岩石可钻性;岩石力学参数;钻头优选;

The traditional method using surface fitting or interpolation to plot formation drillability plane is complex,and the accuracy cannot be guaranteed if some parameters cannot be selected properly.

采用常规曲面拟合或插值方法绘制区域地层可钻性剖面的过程相当复杂,且若多项式选择不当,计算精度往往得不到保证,很难满足实际需要。