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Now showing items 110-129 of 240
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Particle Size Dependence of MnO Reduction for Fabrication of Composite vir Stir Casting
(CEST-2018, 2018-09-27)In the present work, a composite of Al matrix reinforced with 10% MnO particles has been developed using stir casting technique. MnO with particles size of range of 53 to 90 μm for composite (A) and 188 to 250 μm for ... -
Performance Analysis of a Solar Driven Single Stage LiBr/H2O Absorption Refrigeration system
(CEST-2018, 2018-09-27)The solar-assisted combined ejector was configured with the basic cycle of solar absorption refrigeration system to evaluate the performance of this cycle which using LiBr/H2O as a working fluid and operating under ... -
Performance Evaluation of LSB Technique into visual Objects based on Steganography
(2020-12-03)Steganography is an important field of research in recent years to embed a range of data, it is the science that hide information in cover medium without being accompanied by any effect or distortion in that medium. ... -
Performance of Recycled PVC Aggregates in Concrete – Comparative Study
(2020-12-03)Plastic is the most used material in the world due to its easiest manufacturing and shaping, low density, and low cost. Their accumulation poses environmental problems due to no biodegradable. In recent times, researchers ... -
The performance of Space Time Block Coding (STBC) in MIMO relay network
(CEST-2018, 2018-09-27)This paper is presenting the performance analysis of a cooperative MIMO(Multiple-Input-Multiple-Output) relaying system with a single relay based on Alamouti scheme. It examines the Space Time Codes (STC) techniques where ... -
Prediction of Local Concretes Compressive Strength Using The Maturity Method
(CEST-2018, 2018-09-27)This paper aims to study the maturity method to predict the compressive strength of a local concrete. This method is a non-destructive test of the concrete and can be used to know the time to remove concrete formwork. The ... -
Preserving. Architectural Heritage within the International Covenants and its Reflection in the Libyan Case
(CEST-2018, 2018-09-27)The architectural and archeological heritage are exposed to many damage factors that differ in terms of origin; act of nature , others because of the human works and the most serious infringements represented in the wrong ... -
Pressure Transient Analysis by Using MS. Excel Sheet and Computer Programming
(CEST-2018, 2018-09-27)Paper shows an effective using of two programs (MS Excel and computer programming) to analysis the pressure build up test data. The programs were used to determine the best infinite-reservoir acting by the relationship ... -
Quick-Response Fuzzy-Controlled Induction Motor Drive
(2020-12-03)High performance motor drives require high accuracy, fast response, wide range of control, robustness and immunity from the effect of parameter variations. Three phase motors have a complex and highly nonlinear mathematical ... -
Removal of Hexavalent Chromium from Aqueous Solution using Magnetic Sepiolite Nano-composite as an Adsorbent
(2020-12-03)Magnetic nano-composite (MNCs) samples were prepared by co-precipitation method and characterized by XRD, SEM, nitrogen adsorption–desorption. The prepared MNCs evaluated for removal of hexavalent chromium Cr(VI) from its ... -
A Review Study of The Effect Of Air Voids on Asphalt Pavement Life
(CEST-2018, 2018-09-27)Roadways play a main role in the development of the countries and societies by providing the essential links between the different parts of the country, to facilitate the transport of goods and movement of people. Compaction ... -
Risk-Based Maintenance (RBM) Approach for Identifying the Optimum Time of Whole Shutdown (SD) for Gas Liquid Recovery Unit; Processing Columns as a Case Study
(2020-12-03)Pieces of equipment for any a processing unit, which run continuously under severe conditions usually exposed to undesirable failures such as a corrosion, leakage and other reasons due to over pressure and fluctuated ... -
SCARA Robot Links Length Optimization by Using MATLAB and Verification with SimMechanics and Solidworks
(2020-12-03)This paper aims for optimizing links length that consumed the minimum energy, for a customized SCARA robot. Nine link length combinations are tested and simulated. This research is a part of a project of designing a robotic ... -
Seismic response of reinforced concrete buildings as predicated by the draft of Libyan standard (DSLS-1977) and (IBC-2009)
(CEST-2018, 2018-09-27)The draft of suggested Libyan Standard (DSLS-1977) is the only code of practice for designing and construction of earthquake resistant buildings in Libya, was first proposed by the Ministry of Housing in 1977, it is still ... -
Simple and Sustainable Constipate to Save Cost and Time for Structure Constructions
(CEST-2018, 2018-09-27)The energy required producing the structural elements such as concrete, steel; wood, etc. have serious environmental and financial consequences. The energy analysis, therefore, must take into consideration the added cost ... -
Simulation of Butanol Production through Hydrogenation of Butanal: Effects of Different Reactor Schemes and Operating Conditions
(2020-12-03)The simulation was performed to evaluate the impact of by-passing the second liquid phase reactor in the series due to the catalyst blockage problem leading to the shutdown in a butanol production plant. Butanal hydrogenation ... -
Solar Hydrogen Production System Simulation Using PSCAD
(CEST-2018, 2018-09-27)Hydrogen is a potential future energy storage medium to supplement a variety of renewable energy sources. It can be regarded as an environmentally-friendly fuel, especially when it is extracted from water using electricity ... -
Source Rock Evaluation of the Lower and the Upper Silurian Tanazefet Shale
(Elmergib University, 2019-12)لقد تم تجميع عينات لبية من بئران من منطقة حوض مرزق لغرض عمل تحاليل جيوكيميائية وذلك لتقييم الصخور المصدرية للنفط في هذه المنطقة ستخدام جهاز الحرق الاهوائي للعينات. هده التقييمات اشتملت تقييمي الكمية والجودة حيت تم استعمال ... -
Static and Dynamic Analysis of Multistory RC Building with Various Heights in High Seismic Zone
(CEST-2018, 2018-09-27)The earthquake ranks as one of the most destructive natural disasters recorded all over the world. It has taken millions of lives and caused vast damages to infrastructures through the ages. Since the earthquake forces are ... -
A Stochastic Optimisation Technique for Tuning a Continuous Stirred Tank Reactor Controllers
(CEST-2018, 2018-09-27)A continuous stirred tank reactor mathematical model is developed based on the mass and energy balances for the reactor and heating system. A step change of the concentration is introduced and the temperature change in the ...