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Recent Petroleum Articles

Recently published articles from Petroleum.

High efficiency gas-liquid separation system for pumped wells

Available online 2 February 2018
L.Enrique Ortiz-Vidal | Marcel C. Barbosa | Oscar M.H. Rodriguez

Gas-liquid separation is a very common process in industrial plants, where often high Efficiency of Gas Separation (EGS) is demanded. In the upstream oil industry, gas separation is also crucial for...

Enhanced application for FSRU recondensing equipment during periods of low or no gas send out to minimize LNG cargo losses

Available online 11 January 2018
Maksym Kulitsa | David A. Wood

Most modern floating storage and regasification units (FSRU) are fitted with recondensing equipment that feed condensed boil-off gas (BOG) to the regasification unit in addition to a stream of liquefied...

Influence of oil viscosity on oil-water core-annular flow through a horizontal pipe

Available online 11 January 2018
Erik van Duin | Ruud Henkes | Gijs Ooms

An experimental study has been made of oil-water core-annular flow in a horizontal pipe with special attention for the influence of the oil viscosity on the pressure drop. For that purpose a heating...

Simplification workflow for hydraulically fractured reservoirs

Available online 9 January 2018
Raul Velasco | Palash Panja | Milind Deo

Production from unconventional formations, such as shales, has significantly increased in recent years by stimulating large portions of a reservoir through the application of horizontal drilling and...

Research on shape parameters of circular arc disc teeth for three-cone bit

Available online 2 January 2018
Qin Hu | Huan Zhu | Hang Ren

Through the single row drilling experiment, I studied the regularity of the tooth shape parameter's influence to the disc teeth's rock-breaking effect, which provided some basis for the composite teeth...

Study on the fluid flow rule of five-cylinder plunger pump hydraulic end

Available online 27 December 2017
Zhanghua Lian | Yang Liu | Tiejun Lin | Li Li | Zhongqing Lei | Chuanjun Han

The change of velocity and pressure of flow field in suction and discharge chamber of five-cylinder plunger pump obtained by CFD under maximum and minimum stroke, the results show that: when the stroke...

Numerical simulation for erosion effects of three-phase flow containing sulfur particles on elbows in high sour gas fields

Available online 26 December 2017
Enbo Zhang | Dezhi Zeng | Hongjun Zhu | Shuanggui Li | Dongbo Chen | Jie Li | Yanyan Ding | Gang Tian

Sulfur particles carried by high-speed flow impact pipelines, which may cause equipment malfunctions and even failure. This paper investigates the scouring effect of mist gas containing sulfur particles...

Mathematical model study on the damage of the liquid phase to productivity in the gas reservoir with a bottom water zone

Available online 26 December 2017
Xiaoliang Huang | Xiao Guo | Xinqian Lu | Xiang Zhou | Zhilin Qi | Wende Yan | Jiqiang Li

The production process in the gas reservoir with an aquifer is complex. With gas production, aquifer water could possibly flow into the production well and accumulate within the well bore, which leads...

Pipeline wax deposition modeling: A sensitivity study on two commercial software

Available online 24 December 2017
Giancarlo Giacchetta | Barbara Marchetti | Mariella Leporini | Alessandro Terenzi | Davide Dall’Acqua | Laura Capece | Roberta Cocci Grifoni

This paper presents the results of a sensitivity study carried out to investigate the performances of two commercial codes, OLGA and LedaFlow, used to model the wax deposition process in pipelines under...

Slug catcher finger-type CFD simulator for two-phase flow separation

Available online 15 December 2017
Alessio Pierroa | Simone Spadoni | Francesco Chiappetta | Francesco Ferrini

Slug catcher is an important and costly equipment in the up-stream assets, but is the less supported by research or commercial simulation software in terms of design and sizing criteria....

The pseudo-homogeneous flow regime in large-scale bubble columns: experimental benchmark and computational fluid dynamics modeling

Available online 15 December 2017
Giorgio Besagni | Fabio Inzoli | Thomas Ziegenhein | Dirk Lucas

A precise prediction of the fluid dynamics in bubble columns is of fundamental importance to correctly design “industrial-scale” reactors. It is known that the fluid dynamics in bubble columns is related...

A novel stimulation strategy for developing tight fractured gas reservoir

Available online 14 December 2017
Zhifeng Luo | Nanlin Zhang | Liqiang Zhao | Xuefang Yuan | Yang Zhang

Conventional stimulation methods such as matrix acidizing, acid fracturing, or proppant fracturing have resulted in products that perform poorly and/or fail within months. Other options, such as water...

Modeling the effect of water vaporization and salt precipitation on reservoir properties due to carbon dioxide sequestration in a depleted gas reservoir

Available online 14 December 2017
Yong Tang | Ruizhi Yang | Xingmei Kang

Vaporization of water during both gas reservoir development and CO2 geological sequestration in saline formations can cause salt precipitation with rapid loss of formation porosity and permeability....

On the scale-up criteria for bubble columns

Available online 14 December 2017
Giorgio Besagni | Lorenzo Gallazzini | Fabio Inzoli

It is generally admitted that experimental data obtained in “laboratory-scale” bubble columns are representative of “industrial-scale” reactors if the well-known three “Wilkinson et al. scale-up criteria”...

Emergence of nanotechnology in the oil and gas industry: Emphasis on the application of silica nanoparticles

December 2017
Muili Feyisitan Fakoya | Subhash Nandlal Shah

The application of nanotechnology in the oil and gas industry is on the rise as evidenced by the number of researches undertaken in the past few years. The quest to develop more game-changing technologies...

The impact of hydraulic flow unit & reservoir quality index on pressure profile and productivity index in multi-segments reservoirs

December 2017
Salam Al-Rbeawi | Fadhil Kadhim

The objective of this paper is studying the impact of the hydraulic flow unit and reservoir quality index (RQI) on pressure profile and productivity index of horizontal wells acting in finite reservoirs....

Optimization of huff-n-puff gas injection in shale oil reservoirs

December 2017
James J. Sheng

Earlier studies show that huff-n-puff injection is preferred to continuous gas flooding to improve liquid oil production in shale oil reservoirs. Compared to gas flooding, huff-n-puff has more operational...

A soft computing approach for prediction of P- ρ-T behavior of natural gas using adaptive neuro-fuzzy inference system

December 2017
Amir Hossein Saeedi Dehaghani | Mohammad Hasan Badizad

Density is an important property of natural gas required for the design of gas processing and reservoir simulation. Due to expensive measurement of density, industry tends to predict gas density through...

Productivity model for gas reservoirs with open-hole multi-fracturing horizontal wells and optimization of hydraulic fracture parameters

December 2017
Jianqiang Xue | Nianyin Li | Xiaobing Lu | Suiwang Zhang | Yong Wang

Multi-fractured horizontal wells are commonly employed to improve the productivity of low and ultra-low permeability gas reservoirs. However, conventional productivity models for open-hole multi-fractured...

Studies on seepage law considering stratigraphic dips

December 2017
Yang Zeng | Xiaodong Kang | Xiaoqing Xie | Engao Tang | Chunyan Liu

Currently, water injection is widely used for oil field developments. For reservoirs with complex geological structures, large stratigraphic dip angles, low porosities and extra-low permeabilities,...

Shale hydration inhibition characteristics and mechanism of a new amine-based additive in water-based drilling fluids

December 2017
Pezhman Barati | Khalil Shahbazi | Mosayyeb Kamari | Amir Aghajafari

In this work, shale hydration Inhibition performance of tallow amine ethoxylate as a shale stabilizer in water based drilling fluid, was investigated through these tests: bentonite hydration inhibition...

Micro-distribution and mechanical characteristics analysis of remaining oil

December 2017
Hongxia Sun | Yujie Zhao | Jun Yao

As the water drive reservoir enters extra high water cut stage (greater than 80%), remaining oil distribution becomes increasingly dispersed. Research on micro residual oil in pore appears particularly...

Kinetics and mechanistic study of n-alkane hydroisomerization reaction on Pt-doped γ-alumina catalyst

December 2017
Abhishek Dhar | Rohit L. Vekariya | Pushan Sharma

The catalysts γ-alumina (GA, the reference catalyst) and Pt doped γ-alumina (PGA-s) were synthesized using a simple sol-gel technique, in which at first preparation of porous base (GA), then impregnation...

Optimized polymer flooding projects via combination of experimental design and reservoir simulation

December 2017
Ali Bengar | Siyamak Moradi | Mostafa Ganjeh-Ghazvini | Amin Shokrollahi

The conventional approach for an EOR process is to compare the reservoir properties with those of successful worldwide projects. However, some proper cases may be neglected due to the lack of reliable...

Wormholes propagation for fractured-vuggy formation: Laboratory tests, numerical simulation and field application

December 2017
Fei Liu | Yu Sang | Nanxing Xie | Li Li | Li Ran | Weihua Chen

The propagation of wormhole is vital important for matrix acidizing and acid fracturing in carbonate reservoirs. While the formation of acid dissolved wormhole is derived from heterogeneous physical...

Evaluation of dolomite reservoirs in the Longwangmiao Formation, Lower Cambrian in Northern Sichuan basin, China

December 2017
Xuefei Yang | Yaping Wang | Xingzhi Wang | Deming Zeng | Longbo Xu | Zisang Huang

With the extended petroleum exploration of the carbonate reservoir in the Longwangmiao Formation, Lower Cambrian in Sichuan basin, looking for a new favorable exploration area is the primary task in...

Application of artificial intelligence to forecast hydrocarbon production from shales

Available online 23 November 2017
Palash Panja | Raul Velasco | Manas Pathak | Milind Deo

Artificial intelligence (AI) methods and applications have recently gained a great deal of attention in many areas, including fields of mathematics, neuroscience, economics, engineering, linguistics,...

Stratified gas-liquid flow–An analysis of steady state and dynamic simulation for gas-condensate systems

Available online 22 November 2017
Luigi Raimondi

In the transport of gas-liquid mixtures, where the amount of liquid condensate is low, a stratified flow-pattern is predicted by mechanistic two-phase flow models. In this case, the momentum balance...

Thermal maturity and burial history modelling of shale is enhanced by use of Arrhenius time-temperature index and memetic optimizer

Available online 21 November 2017
David A. Wood

Thermal maturity indices and modelling based on Arrhenius-equation reaction kinetics have played an important role in oil and gas exploration and provided petroleum generation insight for many kerogen-rich...

Effect of reservoir heterogeneity on air injection performance in a light oil reservoir

Available online 1 November 2017
Hu Jia

Air injection is a good option to development light oil reservoir. As well-known that, reservoir heterogeneity has great effect for various EOR processes. This also applies to air injection. However,...

A methodology to improve nanosilica based cements used in CO2 sequestration sites

Available online 31 October 2017
Khizar Abid | Raoof Gholami | Henry Elochukwu | Masood Mostofi | Chua Han Bing | Golam Muktadir

Attempts to reduce the amount of greenhouse gases released into the atmosphere in recent years have led to the development of Carbon Capture and Sequestration (CCS) technology. However, there have been...

A fully coupled finite element framework for thermal fracturing simulation in subsurface cold CO2 injection

Available online 23 October 2017
Shunde Yin

Thermal fracturing could occur during cold CO2 injection into subsurface warm rock formations. It can be seen in a variety of fields such as carbon geo-sequestration, unconventional gas development,...

CO2 sequestration through direct aqueous mineral carbonation of red gypsum

Available online 21 October 2017
Amin Azdarpour | Mohammad Afkhami Karaei | Hossein Hamidi | Erfan Mohammadian | Bizhan Honarvar

In this study, the physical and chemical characteristics and direct aqueous mineral carbonation of red gypsum have been investigated. The characterization studies showed that red gypsum is a very potential...

Design and realization of rock salt gas storage database management system based on SQL Server

Available online 21 October 2017
Yingjie Wang | Jianjun Liu | Xiang He | Bing Wang

Projects involving the construction of rock salt underground gas storage have several disadvantages, for example, effective management is not employed to manage the production information and data in...

Development of new correlations for the oil formation volume factor in oil reservoirs using artificial intelligent white box technique

Available online 28 September 2017
Salaheldin Elkatatny | Mohamed Mahmoud

Oil formation volume factor (OFVF) is considered one of the main parameters required to characterize the crude oil. OFVF is needed in reservoir simulation and prediction of the oil reservoir performance....

Research into selection evaluation system on co-mining of “the three gas” in coal series stratum

Available online 28 September 2017
Liu Qiang | Liu Jian Jun | Liang Bing

Along with the continuously go deep into of the research on coal series stratum, unconventional coal-derived gas gets more attention, including coalbed methane, shale gas and tight sandstone gas. However,...

Application of a hybrid algorithm –PSOSA in well test parameter estimation

Available online 25 September 2017
Yong Wang | Chen Zhang | Mingjun Li

Estimating the significance parameters, such as skin factor, permeability, wellbore storage coefficient, are the most component of transient pressure analysis. Many optimization algorithms have been...

The influence of water disposal method on the property of chemical oil-displacement agent--taking Guan 109-1 area of Dagang oilfield as example

Available online 22 September 2017
Shengwang Yuan

Aiming at the actual demand of Guan 109-1 block in Dagang oilfield, by means of instrumental analysis, chemical analysis, modern physical simulation, viewing polymer viscosity and seepage characteristic...

Analytical models & type-curve matching techniques for reservoir characterization using wellbore storage dominated flow regime

Available online 18 September 2017
Salam Al-Rbeawi

The applicability of early time data in reservoir characterization is not always considered worthy. Early time data is usually controlled by wellbore storage effect. This effect may last for pseudo-radial...

Focus on adsorptive equilibrium, kinetics and thermodynamic components of petroleum produced water biocoagulation using novel Tympanotonos Fuscatus extract

Available online 17 September 2017
Matthew Menkiti | Ifechukwu Ezemagu | Sreeram Singaraju

Adsorptive component of produced water (PW) coagulation using Tympanotonos Fuscatus coagulant (TFC) was studied. Influence of the following parameters: pH, coagulant dose, settling time, and temperature...

Simulation study of huff-n-puff air injection for enhanced oil recovery in shale oil reservoirs

Available online 14 September 2017
Hu Jia | James J. Sheng

This paper is the first attempt to evaluate huff-n-puff air injection in a shale oil reservoir using a simulation approach. Recovery mechanisms and physical processes of huff-n-puff air injection in...

Application of Lauryl Betaine in enhanced oil recovery: A comparative study in micromodel

Available online 9 September 2017
Hamidreza Yarveicy | Ali Javaheri

Micromodel flooding is a cost-effective method to investigate enhanced oil recovery. In this study, we apply Lauryl Betaine as an amphoteric surfactant to the injected fluids into the micromodel and...

A review of multiscale expansion of low permeability reservoir cracks

Available online 7 September 2017
Liuke Huang | Jianjun Liu | Youjun Ji | Xiaoping Gong | Liangkai Qin

The study of rock crack propagation by multi-scale method is of great significance to comprehensively and accurately understand the law of rock crack evolution. In this paper, the theoretical, experimental...

Pressure transient analysis of multiple fractured horizontal wells in naturally fractured unconventional reservoirs based on fractal theory and fractional calculus

September 2017
Daihong Gu | Daoquan Ding | Zeli Gao | Aihua Zhang | Leng Tian | Tianpeng Wu

Currently, most models for multiple fractured horizontal wells (MFHWs) in naturally fractured unconventional reservoirs (NFURs) are based on classical Euclidean models which implicitly assume a uniform...

Robust correlation to predict dew point pressure of gas condensate reservoirs

September 2017
Mohammad Ali Ahmadi | Adel Elsharkawy

When the bottom-hole flowing pressure in a gas condensate reservoir drops below the dew point pressure, liquid starts to build up around the well bore resulting in gas productivity decline....

Study on gas-liquid relative permeability experiments of fractured-porous reservoirs

September 2017
Ping Guo | Huimin Zhang | Jianfen Du | Zhouhua Wang | Wanbo Zhang | Hongmei Ren

For carbonate reservoirs, gas-water and oil-gas relative permeability curve are of importance for parameters calculation in oil-field development, dynamic analysis and numerical reservoir simulation....

A natural dye in water-based drilling fluids: Swelling inhibitive characteristic and side effects

September 2017
Aghil Moslemizadeh | Seyed Reza Shadizadeh

The development of eco-friendly shale inhibitors is still an area which has attracted a lot of attention in the drilling industry. Henna extract is a natural dye which has recently shown considerable...

Experimental investigation on continuous N2 injection to improve light oil recovery in multi-wells fractured-cavity unit

September 2017
Wei Su | Jirui Hou | Teng Zhao | Yuanyuan Xi | Can Cui

The purpose of this experimental study is to evaluate the feasibility and oil recovery efficiency of continuous N2 injection in a multi-well fractured-cavity reservoir. In this study, the similar criterion...

Stress corrosion cracking of L360NS pipeline steel in sulfur environment

September 2017
Zhou Fan | Xiaogang Hu | Jianyi Liu | Hongchuan Li | Jinwen Fu

Slow strain rate test (SSRT) and tensile fracture observation are applied to study the stress corrosion cracking (SCC) of L360NS pipeline steel. 5.0 wt. % sodium chloride solution containing elemental...

Mechanism of polymer adsorption on shale surfaces: Effect of polymer type and presence of monovalent and divalent salts

September 2017
Sudiptya Banerjee | Zaid R. Abdulsattar | Kaylaychi Agim | Robert H. Lane | Berna Hascakir

This paper studies the adsorption behavior of representative guar-based polymers onto the surface of source rock outcrop samples to provide a better picture of the interaction(s) of polymers with these...

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