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112 articles for “Dry drilling”
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Extent of Beneficiation of Tsopoli and Akuse Clay Deposits as Drilling Fluids Materials
Abstract: The need to source for a local material for the design of drilling fluid has necessitated the study of two smectite clay reserve deposits which are abundant in Ghana and have been the subject of study for many years for other engineering disciplines. A study of their degree and extent of beneficiation quantities has been carried out using standard rheological and filtration test as well as governing protocols while at …
Published in Journal of Petroleum Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 15–37 Read article
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Estimation of Drilling Waste Generation for Effective Waste Management
Abstract: Drilling operations remains the second generator of oil and gas waste after production activities. They are prominent among the primary sources of exploration and production waste. Wastes from drill cuttings and mud, and obnoxious gas emissions are the major contributors of these drilling wastes. These have direct and indirect impact on both humans and the environment. Poor estimation of waste may lead to solid and or liquid loadings at the …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 14–19 Read article
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Artificial Neural Network Modelling to Optimize Micro-Drilling Parameters of ECDM of Developed Novel Zn/(Ag+Fe)-MMC
Abstract: Several engineering fields have increased their use of metal matrix composites (MMCs) in the past few years. Due to the increase in composites, the demand for accurate machining has also become important. Specifically, pertaining to biomaterial applications, accuracy factor with desired surface finish is critical. While the near-net shape manufacturing process has advanced, MMCs frequently require post-mould machining to achieve surface quality, and dimensional tolerances. In the present study, a …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 01–13 Read article
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Evaluation of Physico-Chemical Parameters of Drilling Fluid and Its Effects on Water Quality Discharged in (Okoroagu River) in Etche LGA of Rivers State
Abstract: The study evaluated the surface water quality of Okoroagu River, Niger Delta of Nigeria, in order to determine the water quality index. Water samples were collected at five sampling points of the Okoroagu river. The results revealed that the Physicochemical and heavy metals parameters exceeded the NSDWQ and WHO recommended permissible limits except for TDS, pH, EC, Zinc, Chromium, Nickel and Manganese whicht were within the acceptable limit. The water …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 1, 2025 · pp. 32–44 Read article
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SYNTHESIS OF LOCAL OIL-BASED MUD FOR NIGER DELTA WELLS USING ELAEIS GUINEENSIS
Abstract: Abstract Edible oil is produced from palm kernel (Elaeis Guineensis), a widespread tropical fruit that has a specific gravity of approximately 0.9°C, a flash point of 242°C, a flash point of 251°C, and a pour point of 22°C. This experiment was conducted by replacing liquid paraffin oil, a known component of conventional oil-based mud, with palm kernel oil (PKO) in the synthesis of a new oil-based mud from local materials. …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 1–12 Read article
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Fabrication and drilling characterization of Hemp & Grewia-Optiva hybrid composite and comparison with ANN model
Abstract: In recent days the use of natural fibers has increased over synthetic fibers due to various advantages. The alkali treatment for these natural fibers further improves the adhesion between fiber and matrix and greatly enhances the mechanical properties of the composite. The present study involves the fabrication of a hybrid composite using the alkali-treated (5% NaOH concentration) natural fibers – Hemp &Grewia-optiva as reinforcement material and epoxy as a matrix …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 138–146 Read article
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Utilization of Egg Yolk as A Non-Toxic Emulsifier in Environmentally Friendly Invert Emulsion Drilling Mud
Abstract: Vegetable oil such as Jatropha has been shown to be a comparable alternative to diesel and mineral oils for environmentally friendly oil based drilling mud. However compatibility of the vegetable oils with the usual chemical additives is still a major challenge that calls for compatible and non-toxic substitutes. This study examined the suitability of hen egg yolk as a non-toxic emulsifier in invert emulsion drilling mud using vegetable oil continuous …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 41–49 Read article
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Mathematical Modeling of Managed Pressure Drilling
Abstract: Managed pressure drilling (MPD) is an adaptive pressure drilling technique, which is preferably used in matured oil fields. This brings in the various issues of matured fields which can be easily managed by the MPD. Paper presents the mind map which can be used for further development of this technique. Further, it also presents the parametric mathematical modeling of MPD which can be used for adaptive control and demonstration. Four …
Published in Journal of Petroleum Engineering & Technology · Vol. 4, Issue 3, 2014 · pp. 9–17 Read article
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Study the Rheological and Filtration Properties of Oil-in-Water Emulsion for its Application in Oil and Gas Well Drilling
Abstract: This research article investigates the rheological and filtration properties of oil-in-water emulsion required for oil and gas well drilling. The rheological and filtration properties of the emulsions were enhanced by varying concentrations of xanthan gum and CaCO3. The concentration of diesel oil was varied in the range of 5–30% (v/v). The concentration of xanthan gum was varied in the range of 0.25–1% (w/v) and CaCO3 in the range of 1–4% …
Published in Journal of Petroleum Engineering & Technology · Vol. 3, Issue 3, 2013 · pp. 25–30 Read article
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Optimization of Drilling Parameters on Hemp-Pineapple Hybrid Natural Fiber Composites
Abstract: Composites are tailor made heterogeneous materials to meet desired mechanical properties for intended applications. Among all the composites, fiber reinforced composites gained wide attention because of ease in synthesis and light weight. Issues such as delamination and surface finish during drilling of composites offers challenges. The present investigation uses design of experimentation method for setting processing parameters such as drill diameter, feed, rotation speed for evaluation of minimum surface roughness …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 33–39 Read article
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Biopolymer Substitution and Impact on Cuttings Transport of a Lightweight Water-Based Drilling Fluid
Abstract: The aim is to determine the impact of substitution of a local material for another, on rheological properties and hole cleaning capability. A local biopolymer Mucuna solannie was used as a substitute for another biopolymer, Detarium microcarpum, primarily as a viscosifier in a water-based drilling fluid. Tests were carried out using standard equipment and specifications. Variations in transport efficiency and required minimum fluid flow rate at same cuttings concentration (CC) …
Published in Journal of Petroleum Engineering & Technology · Vol. 7, Issue 2, 2017 · pp. 54–64 Read article
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Computational Fluid Dynamics Simulations of Horizontal Wellbore Cleaning and Cement Placement Processes in Drilling and Completions Engineering Applications
Abstract: Mathematical modeling and simulations of complex coupled processes require both robust and accurate physics-based techniques. Computational fluid dynamics (CFD) have been used extensively in a wide range of fields such as aerospace, automotive, and chemical processing industries to name a few. Typically, processes during drilling and completion of wells involve modeling of complex rheology fluids, turbulence modeling, multiphase phenomena, and heat transfer. Each individual process could possibly result in a …
Published in Journal of Petroleum Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 26–39 Read article
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Eco-friendly Drilling Fluid Water Loss Controlling Agents
Abstract: AbstractThe water loss from the drilling fluid with the addition natural additives like bagasse, natural sugar, and natural rubber was studied. The entire study is focused on improving the quality of controlling fluid loss with effect of natural additives. The concentrations of the additives were changed to achieve the desired reasonable value of fluid loss with the help of high pressure and high temperature (HPHT) filter press which worked at …
Published in Recent Trends in Fluid Mechanics · Vol. 5, Issue 3, 2018 · pp. 19–21 Read article
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Eco-friendly drilling fluid water loss controlling agents
Abstract: The water loss from the drilling fluid with the addition natural additives like bagasse, natural sugar, natural rubber was studied. The entire study is focused on improving the quality of controlling fluid loss with effect of natural additives. The concentrations of the additives were changed to achieve the desired reasonable value of fluid loss with the help of high pressure and high temperature (HPHT) filter press which worked at the …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 2, 2019 · pp. 14–16 Read article
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EFFECT OF DRILING PARAMETERS ON HOLE POSITION TOLERANCES
Abstract: Drilling is one of the important machining process widely used in all type of industry. In aerospace industry the drill hole dimensions are very critical and one has to control the drilling parameters to maintain the desired hole characteristics. In the present project work, focus is made to study the effect of drilling parameters namely spindle speed, feed and drill diameter on Cylindricity, Circularity, Concentricity along X axis and Concentricity …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 2, 2018 · pp. 51–61 Read article
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AI-Driven Prediction of Square-Hole Laser Trepanning Performance in AA7075/15%SiC/15% Glass Fiber Hybrid Composites Using Taguchi–ANOVA and Deep Neural Networks
Abstract: Hybrid AA7075 composites reinforced with 15% silicon carbide (SiC) and 15% glass fiber were fabricated via the stir casting technique to improve machining and structural performance. The addition of dual reinforcements into the aluminum matrix was aimed at enhancing hardness, thermal stability, and surface quality during non-traditional drilling operations. Square-hole drilling was performed using a laser trepanning process, and the key responses—hole size accuracy, surface roughness, and taper angle—were systematically …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1932–1943 Read article
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A REVIEW ON RECENT TRENDS AND CHALLENGES IN MICROMACHINING AND MACHINABILITY OF Ti-6Al-4V
Abstract: Based on several literature examinations from past decades, it is clearly observed that limited research has been done till date concerning to micromachining and had a partial understanding of it with focus on miniaturized parts. This review article presents a complete comprehensive on machining process at micro level with attention in drilling for work horse of titanium alloys. The Ti and its alloys are the most attractive materials due to …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 Read article
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An analytical study of the technological & managerial advancements in the sedimentary basins of Brazil with special emphasis on Campos basin over a period of 5 decades
Abstract: Once a basin is found to be economically viable after the G&G studies and various reserve estimation methods it has to be exploited for the extraction of hydrocarbon. The basin consists of numerous wells drilled at different depths depending upon the stratigraphical variations in it. For the purpose of drilling a well and installation of production facilities over the life of well and basin, the technology deployed initially will have …
Published in Journal of Petroleum Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 19–31 Read article
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Development of Electrochemical Discharge Machine for Machining Non-conductive Materials
Abstract: Electrochemical discharge machining (ECDM) is the hybrid machining process combination of electrodischarge machining and electrochemical machining process. ECDM is different machining process for micro-drilling and micro-grooving of variety of glasses, ceramics and composites. Electrochemical discharge machining also called as spark assisted chemical engraving (SACE). ECDM process is an effective and micro-machining process for non-conductive materials. It is used in micro-electromechanical system (MEMS) applications. ECDM parameters are material removing rate (MRR), …
Published in Trends in Machine design · Vol. 6, Issue 3, 2019 · pp. 18–22 Read article
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A Review on Recent Trends and Challenges in Micromachining and Machinability of Ti-6Al-4V
Abstract: Based on several literature examinations from past decades, it is clearly observed that limited research has been done till date concerning to micromachining and had a partial understanding of it with focus on miniaturized parts. This article presents a complete comprehensive review on machining process at micro level with attention in drilling for work horse of titanium alloys. The Ti and its alloys are the most attractive materials due to …
Published in Trends in Mechanical Engineering & Technology · Vol. 9, Issue 1, 2019 · pp. 7–31 Read article