4678
Publications
13120
Auteurs uniques
2
Pays représentés
Afrique du SudTogo

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Publications

4678 publication(s) trouvée(s)
Article scientifique
Performance Evaluation of Design AD System Biogas Purification Filter
Biogas purification which is the removal of impurities so as to improve the efficiency of gas produced, ensure the safety …
Article scientifique
Mechanical lower back pain and sacroiliac joint dysfunction in golfers at two golf clubs in Durban, South Africa
Background: Mechanical lower back pain (MLBP) and sacroiliac joint dysfunction (SIJD) are common problems among golfers. There are currently few …
Article scientifique
The impact of a fuel levy on economic growth in South Africa
Government expenditure is one of the factors that could influence economic growth and it depends on borrowing or on the …
Article scientifique
Analysis of multi-layered commingled and compartmentalized gas reservoirs
The evaluation and performance prediction of multi-layered compartmentalized gas systems can be difficult. This is mostly due to the uncertainties …
Article scientifique
Trace element geochemistry of kerogens from the central Niger Delta
Trace elements in kerogens isolated from shale samples obtained from oil wells in the central Niger Delta were determined using …
Article scientifique
Decolorization of turbid sugar juice from sugar factory using waste powdered carbon
Carbon decolorization still extensively applied in the field of food production such as sugar refining to remove color precursors from …
Article scientifique
Density forecasting for long-term electricity demand in South Africa using quantile regression
Background: This study involves forecasting electricity demand for long-term planning purposes. Long-term forecasts for hourly electricity demands from 2006 to …
Article scientifique
High performance estimations of natural frequency of basalt FRP laminated plates with intermediate elastic support using response surfaces method
Studying the changes of the natural frequencies due to intermediate elastic support of laminated composites is usually need a lot …
Article scientifique
A proposed solution to the determination of water saturation: using a modelled equation
Reservoir characterization is an important phase in oil and gas field development, which takes place during the appraisal phase of …
Article scientifique
Conditions for economic competitiveness of pumped storage hydroelectric power plants in Egypt
Pumped storage hydroelectric power plants are one of the most applicable energy storage technologies on large-scale capacity generation due to …
Article scientifique
Techno-economic analysis of the industrial production of a low-cost enzyme using E. coli: the case of recombinant β-glucosidase
The enzymatic conversion of lignocellulosic biomass into fermentable sugars is a promising approach for producing renewable fuels and chemicals. However, …
Article scientifique
رفع مناقشه روی منحنی تعامل حاصل از مدل پایداری چندمنظورۀ محیط طبیعی و زراعت تحت ورشکستگی آبی
هدف این پژوهش توسعه یک مدل غیرخطی تخصیص آب با لحاظ تابع تولید محصول به‌ازای آب مصرفی، معادله پیوستگی مخزن …
Article scientifique
گزارش یک مورد نادر کاتاتونی ناشی از سایکوز بعد از زایمان
مقدمه: کاتاتونی، یک اختلال عصبی- روان‌پزشکی است که مشخصه آن، وجود ترکیبی از علائم موتوری، رفتاری، هیجانی و نباتی می­باشد …
Article scientifique
بررسی ارتباط شدت استریای بارداری با پارگی زودرس پرده های جنینی در زنان نخست زا
مقدمه: پارگی زودرس پرده‌های جنینی یک عارضه شایع در مامایی و از جدی‌ترین پیامدها در دوران بارداری است؛ به‌طوری‌که می­تواند …
Article scientifique
ارزیابی کارایی الگوریتمهای رقابت استعماری و ژنتیک در تخمین پارامترهای کیفی آب زیرزمینی (مطالعه موردی: دشت بستانآباد)
الگوریتم رقابت استعماری یک الگوریتم بهینه سازی جدید می‌باشد و در مقایسه با سایر الگوریتم‌های مختلف بهینه‌سازی توانایی بهینه‌سازی هم‌تراز …
Article scientifique
Performance assessment of the Gash Delta Spate Irrigation System, Sudan
Abstract. The Gash Delta Spate Irrigation System (GDSIS), located in eastern Sudan with a net command area of 100 000 …
Article scientifique
Republished Paper. Numerical study for single and multiple damage detection and localization in beam-like structures using BAT algorithm
This paper presents a new damage detection and localization technique based on the changes in vibration parameters using BAT and …
Article scientifique
Development of an expert system for selection of multiphase flow correlations
Our target was to develop an expert system to help petroleum engineers in selecting the most suitable multiphase flow correlation …
Article scientifique
Automatic and Online Detection of Rotor Fault State
In this work, we propose a new and simple method to insure an online and automatic detection of faults that …
Article scientifique
Active vibration suppression of a nonlinear electromechanical oscillator system with simultaneous resonance
In this paper, we explored the nonlinear dynamics behavior and vibration suppression of a nonlinear electromechanical oscillator system under harmonic …