استعرض حسب العنوان
الآن تُعرض المواد 339 -- 358 من 1691
-
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 ... -
Soliton, hyperbolic function, and trigonometric function solutions for (2+1)-dimensional coupled Burgers equation
(Elmergib University, 2021-12)In this work, the modified simple equation method, the -expansion method, the two variables -expansion method, and -expansion method have been applied to extract new kink soliton, singular soliton, hyperbolic function, ... -
Solution of a problem of linear plane elasticity in region between a circular boundary with slot by boundary integrals
(ELMERGIB UNIVERSITY, 2023-07)A boundary Fourier expansion method is used to solve the system of field equations of plane, linear elasticity in stresses for homogeneous, isotropic media occupying a doubly-connected domain under given ... -
Solution of Rational Difference Equations by Applying the Differential Transform Method
(ELMERGIB UNIVERSITY, 2020-06)In recent years, much consideration has been devoted to the newly developed methods to construct analytic solutions of non-linear difference equations. One of these reliable methods is the Differential Transform Method DTM ... -
Solution of some problems of linear plane elasticity in doubly-connected regions by the method of boundary integrals
(Elmergib University, 2018-01)A boundary Fourier expansion method is used to solve the system of field equations of plane, linear elasticity in stresses for homogeneous, isotropic media occupying a doubly-connected domain under given pressures on ... -
SOLVE NONLINEAR HEAT EQUATION BY ADOMIAN DECOMPOSITION METHOD [ADM]
(ELMERGIB UNIVERSITY, 2021-07)In this paper, we obtain the approximate solution of nonlinear heat equation numerically by using Adomian decomposition method [ADM].we formulate the [ADM]; we applied this method for two examples. -
Some Applications Of A Linear Operator To A Certain Subclasses Of Analytic Functions With Negative Coefficients
(Elmergib Uinversity, 2017-01)The main object of this paper is to introduce and study the new subclasses -
Some applications of harmonic functions
(ELMERGIB UNIVERSITY, 2022-07)In this paper, we introduce the most important applications of harmonic functions, and the most important related to harmonic functions. We have studied the Dirichlet problem related to harmonic functions. We also studied ... -
Some Aspects of Spelling and Sound Inconsistencies in English
(ELMERGIB UNIVERSITY, 2022-09)I. Abstract. Unlike English, many other languages have a very high correspondence between sound and spelling. So, learners of English as a second language may need to have their attention drawn to the different ... -
Some Common Punctuation Errors Made by Third-Year Secondary School Students: A case Study at Almajd Secondary School – Alkhums.
(ELMERGIB UNIVERSITY, 2021-09)This paper is to investigate some punctuation errors made by third-year students in writing. The researcher suggested that there are some errors made by students in using capital letters, comma and apostrophe. Therefore a ... -
Some properties of Synchronization and Fractional Equations
(ELMERGIB UNIVERSITY, 2023-01)In this paper we propose the definition of Mittag-Leffler stability and introduce the stabilization of nonlinear fractional order dynamic systems. Then we provide the fractional comparison principle. We partly extended the ... -
The source of water and High prevalence of Helicobacter pylori Infection in Asymptomatic Children and Adults. How is Important?
(ELMERGIB UNIVERSITY, 2020-06)-Helicobacter pylori infections occur earlier in life with high frequency in developing countries. It has been reported that the source of drinking water as a potential route of transmission. There is no information available ... -
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 ... -
Speaker recognition from speech using Gaussian mixture model (GMM) and (MFCC)
(ELMERGIB UNIVERSITY, 2023-07)This research presents a comprehensive presentation of speaker recognition technology, beginning with the basics of self-identification, extracting some features from the voice, models used, updates and current developments, ... -
THE STARLIKENESS AND CONVEXITY OF PVALENT FUNCTIONS INVOLVING CERTAIN FRACTIONAL DERIVATIVE OPERATOR
(Elmergib University, 2018-01)The object of the present paper is to derive some inequalities for the starlikeness and convexity of analytic and p-valent functions in the open unit disk involving certain fractional derivative operator. Some interesting ... -
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 ... -
Students' attitudes towards the use of literature in language teaching
(ELMERGIB UNIVERSITY, 2021-09)This study explores the attitudes of undergraduate students towards studying literature. The target population is a group of fifty students of English language in Elmergib University. Questionnaire is used as a research ... -
Study of chemical and biological weathering effects on building stones of the Ancient City of Sabratha, NW-Libya
(Elmergib University, 2023-07)Abstract: This paper dealt with the study of chemical and biological weathering factors and their damages on different types of building stones of Sabratha Archaeological City. This study is based on discussing group-2 of ...