A New Approach to Modelling the Drilling Torque in ... - MDPI

13 Dec 2018 ... Thainguyen City 251750, Vietnam; [email protected] (N.-K.N.); [email protected] ... from the chip onto the hole wall and the tool flutes. ... Ke, F.; Ni, J.; Stephenson, D.A. Chip thickening in deep-hole drilling. ... Shaw, M.C. Metal Cutting Principles; Oxford University Press, Inc.: New York, NY, USA, 2005.

A New Approach to Modelling the Drilling Torque in ... - MDPI - Related Documents

A New Approach to Modelling the Drilling Torque in ... - MDPI

13 Dec 2018 ... Thainguyen City 251750, Vietnam; [email protected] (N.-K.N.); [email protected] ... from the chip onto the hole wall and the tool flutes. ... Ke, F.; Ni, J.; Stephenson, D.A. Chip thickening in deep-hole drilling. ... Shaw, M.C. Metal Cutting Principles; Oxford University Press, Inc.: New York, NY, USA, 2005.

Direct AC top drive drilling system can increase torque, reduce ...

The LeTourneau Ellis Williams Com- pany (LEWCO) top drive, dubbed. DirectDrive, uses a variable AC motor developed by its sister company Oilfield-. Electric- ...

Modelling of external filter cake profile along the well during drilling

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Torque and drag modelling for Redhill South-1 in the ... - WIT Press

models has been already reported in Applied Drilling Engineering [8]. There is ... these solutions were still limited to horizontal and vertical planes. Aadnoy et al.

Drilling Rig Hoisting Platform Security Monitoring System ... - MDPI

22 Aug 2017 ... Keywords: drilling rig hoisting platform; monitoring system; programmable logic controller; force control monitor configuration; real-time ...

Energy Consumption Model for Drilling Processes Based on ... - MDPI

10 Nov 2019 ... Existing energy models of machining processes mainly focus on turning or milling, and there are few energy models for drilling. However, since ...

Enhancing the Stability of Invert Emulsion Drilling Fluid for ... - MDPI

11 Sep 2018 ... invermul (11 g), as a primary emulsifier; lime (6 g), as a contaminate remover; geltone II (2 g), as a viscosifier, which is an organophilic clay ...

Modelling Snowmelt in Ungauged Catchments - MDPI

11 Feb 2019 ... Abstract: Temperature-based snowmelt models are simple to ... overview of the used energy-balance snowmelt models is presented for completeness. ... stations found that almost 95% of the precipitation falls as snow at −2 ...

Six-Axis Force Torque Sensor Model-Based In Situ ... - MDPI

13 Dec 2019 ... sensors to measure contact forces since a long time [1–3]. Despite being ... When no contact force is acting on the limb on which the FT sensor is mounted, the ... The minimum of a quadratic form take place when the derivative is equal to 0. ... (b) The six axis F/T sensors location on the iCub. 1/1. Figure 1.

Series Connected Photovoltaic Cells—Modelling and Analysis - MDPI

7 Mar 2017 ... module comprises several series-connected PV cells, to generate more ... from the parallel-structure circuit model that has been extensively ...

A Bayesian Approach to Markov Modelling in Cost ... - jstor

390 N. J. Cooper, K. R. Abrams, A. J. Sutton, D. Turner and R C. Lambert. However, more sophisticated probabilistic (i.e. consisting of empirical estimates for ...

An optimisation approach for capacity planning: modelling ... - SciELO

context, it is difficult to balance production due to the dynamic nature of ... (2010) affirm that project planners typically try to sequence activities as early as ... When modelling a planning problem at an aggregate level (e.g., tactical level) to ...

A Straightforward Approach for Synthesizing ... - MDPI

22 Dec 2019 ... Switch-Cap PID Loop Compensator. 3-Order electrica Σ∆ modulator. Vout_PD. VS. -VS. Dout. Dout. C6. C7. P1. P1. P2. P2. VIN. VIN. P1. P2.

Drill string design, drilling techniques impact wear - Drilling Contractor

Limit BHA weight to required bit weight plus an appropriate safety factor as recommended for near vertical holes because a tensioned drillstring in crooked holes ...

Systemic Approach to Management Control through ... - MDPI

22 Oct 2018 ... features of management control processes. ... managerial accounting, and their use in the decision-making process becomes a function of the.

An Abstraction Based Approach for Reconstruction of ... - MDPI

6 Jan 2020 ... network forensics, forensic data analysis, and mobile device forensics. ... Carvey, H. Windows Forensic Analysis DVD Toolkit 2E; Syngress: ...

An Approach for Connectivity and Coverage Maximization - MDPI

21 Jan 2020 ... (ABSDC) is suggested in [24] to enhance coverage, connectivity, and reliability. The idea is to use the angle between sensor nodes and their ...

A Geometallurgical Approach to Tailings Management: An ... - MDPI

15 Oct 2018 ... Back scattered electron images of Savage River ore and sulphide gangue; (A) Massive magnetite containing pyrite and chalcopyrite intergrowths; ...

A Critical Approach to Information and Communication ... - MDPI

14 Sep 2018 ... Here we briefly framed a third possibility leaded by South-Korean philosopher Byung-Chul Han, a position that allows us to think about how ICT ...

Pressure-While-Drilling Data Improve Reservoir Drilling ... - OnePetro

Chris Ward, SPE, Sperry-Sun, and Espen Andreassen, SPE, Statoil A/S. Summary. A new downhole annular pressure-while-drilling (PWD) tool has.

advanced drilling system for drilling geothermal wells - International ...

illustrates the significant time and cost savings that might be afforded by using a percussion drilling technology in a typical geothermal well drilled in the United ...

Rig concept speeds sidetrack drilling, reduces ... - Drilling Contractor

Following its analysis, Chevron hired International Snubbing. Service Inc (ISS), a subsidiary of Superior Energy Services. Inc. ISS had been drilling sidetracks ...

Iceland Deep Drilling Project PART II Drilling Technology

Cavins Model “C” Air Slips. Dressed for 3 ½” ... tank will have a sand trap, shaker desander, hydroclone desilter, two agitators, top and bottom mud guns, mixing ...

electrical drilling rig equipment - Bentec GmbH Drilling & Oilfield ...

leading manufacturers of high-quality drilling rig solutions and best-in- class drilling rig components. Bentec's headquarters are located in Bad Bentheim, ...

Catalog Drilling Fluid Systems and Products Drilling ... - Schlumberger

Drilling Fluid Systems & Products Version 6. Before people work for M-I SWACO, a Schlumberger company, we screen them not only for current skills.

report on toyota/prius motor torque capability, torque property ... - INFO

Comparison of output power and torque versus speed between the 2003 (THS) and 2004 (THSII) Prius motors. Source: Development of Hybrid Electric Drive ...

A Polygon and Point-Based Approach to Matching ... - MDPI

5 Dec 2017 ... polygon matching (inter-element matching), is obtained by means of a genetic algorithm that allows the classifying of ... Song et al. (2011) [6].

A Novel Adaptive Neuro-Control Approach for Permanent ... - MDPI

6 Sep 2018 ... Compared with the conventional single artificial neuron (SAN) control strategy, the proposed approach assumes an unknown mathematic model ...

An Approach for Predicting the Specific Fuel Consumption of ... - MDPI

22 Jan 2019 ... Every single engine holds a layout diagram depending on its number of ... dual-fuel engines and their particulars to chart layout diagrams.

A Recyclable, Metal-Free Mechanochemical Approach for ... - MDPI

16 Jan 2020 ... Oxidation of benzyl alcohol to benzoic acid with polymer supported TEMPO. Page 3. Molecules 2020, 25, 364. 3 of 10. In order ...

A Context-Grounded Approach to Religious Freedom: The ... - MDPI

9 May 2019 ... Curanovic 2012). The ideological and political ... Somers, Margaret R., and Christopher N. J. Roberts. 2008. Toward a new sociology of rights: ...

A Novel Transfer Learning Based Approach for Pneumonia ... - MDPI

12 Jan 2020 ... pneumonia using the concept of transfer learning. ... that map from the reconstruction network to the classification network. Xu et al.

Everybody's Holocaust? Tova Reich's Satirical Approach to ... - MDPI

27 Sep 2019 ... focuses on Reich's critical response to the cult of victimhood and the ... Shoah function only as motifs, in Reich's My Holocaust it becomes a ...

Casing drilling effective with retrievable ... - Drilling Contractor

profile nipple with the Drill-Lock Assem- bly (DLA). The DLA provides the ability to connect conventional drilling tools with rotary-shouldered connections to.

Ultra Torque / Power Torque bottom bracket cup - Campagnolo

lbs) with the Campagnolo UT-BB130 tool and the torque wrench (Fig. 5). CAUTION. The right hand bottom bracket cup with English thread is a left hand thread. • ...

Instructions Torque & Angle Electronic Torque Wrench - Snap-On ...

The Snap-on TECHANGLETM wrenches digitally display and monitor fastener torque and angular rotation (turn). Display Modes: Torque only—wrench functions ...