Osama Mohammed Elmardi Suleiman Khayal

Osama Mohammed Elmardi Suleiman Khayal
Nile Valley University · Mechanical Engineering

Doctor of Engineering
Associate Professor

About

2,043
Publications
2,886,183
Reads
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2,924
Citations
Citations since 2017
1421 Research Items
1779 Citations
201720182019202020212022202302004006008001,0001,2001,400
201720182019202020212022202302004006008001,0001,2001,400
201720182019202020212022202302004006008001,0001,2001,400
201720182019202020212022202302004006008001,0001,2001,400
Introduction
Dr. Osama Mohammed Elmardi Suleiman Khayal was born in Atbara, Sudan in 1966. He received his diploma degree in mechanical engineering from Mechanical Engineering College, Atbara, Sudan in 1990. He also received a bachelor degree in mechanical engineering from Sudan University of science and technology – Faculty of engineering in 1998, and a master degree in solid mechanics from Nile valley university (Atbara, Sudan) in 2003, and a PhD in structural engineering in 2017.
Additional affiliations
January 1993 - July 2019
Nile Valley University
Position
  • Professor (Assistant)
January 1990 - present
Nile Valley University, faculty of engineering and technology Atbara, Sudan
Position
  • Professor (Associate)
Description
  • Osama Khayal received a bachelor degree in mechanical engineering from Sudan University of science and technology in 1998, and a master degree in solid mechanics from Nile valley university in 2003, and a PhD in structural engineering in 2017.
Education
January 2007 - October 2017
Nile Valley University
Field of study
  • mechanics of materials

Publications

Publications (2,043)
Technical Report
Full-text available
A composite material can be defined as a combination of two or more materials that gives better properties than those of the individual components used alone. In contrast to metallic alloys, each material retains its separate chemical, physical, and mechanical properties. The two constituents are reinforcement and a matrix. The main advantages of c...
Book
Chapter one includes introduction to dynamic relaxation method (DR) which is combined with finite differences method (FD) for the sake of solving ordinary and partial differential equations, as a single equation or as a group of differential equations. In this chapter the dynamic relaxation equations are transformed to artificial dynamic space by a...
Preprint
Finite element (FE) method is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in-plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane str...
Preprint
Finite element (FE) method is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in-plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane str...
Preprint
Finite element (FE) method is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in-plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane str...
Article
Full-text available
The motivation that led to the writing of the present paper is the necessity to exploit the high velocity energy of River Nile that obtained when River Atbara meets River Nile in Atbara city, which is located in River Nile State. At the junction of the two rivers, high velocity energy is available and therefore, could be utilized in different appli...
Article
Full-text available
The present review paper presents a brief outline literature review on hybrid photovoltaic-diesel power system in Sudan. The study is considered from several points of view, which include: • Introduction to the industry of electricity in the Sudan; which includes general introduction, renewable energy characteristic and potential in Sudan • Solar e...
Preprint
Full-text available
يعتبر اختبار المواد الهندسية بأنه قياس خصائص المواد وسلوكها في ظروف شتى، وتفيد النتائج المستخلصة من هذا القياس في تحديد المواد وصفاتها المميزة في مختلف الاستعمالات. يمكن أن يُجرى الاختبار على نموذج مصغر للآلة أو المادة، وقد يستعاض عن ذلك ببناء نموذج رياضي بالاعتماد على خصائص المادة وسلوكها المعروفين مسبقاً للتنبؤ بقدرات النموذج. ثمة عدد كبير من الا...
Preprint
Full-text available
تساھم مراكز الأبحاث في رفع إقتصاد الدولة ورفع مستوى الإمكانیات التكنولوجیة ورفع مستوى الإستثمار نتیجة الدراسات والابحاث التي تقام في ھذه المراكز وإعاده تدویر المخلفات الحیویة الناتجةوالاستفادة منها وتوفير قوى عاملة ذات كفاءة متميزة، ومؤهلة لإحداث التغيير المرجو والنمو الاقتصادي المطلوب. لذلك لابد من انشاء مركز أبحاث الطاقة المتجددة بولاية نهر الني...
Article
Full-text available
This paper reviews the prospects for renewable energy and sources in Sudan in relation to the current and potential situation in Sudan. There are many forms of environmentally friendly clean energy in Sudan which are represented in the solar, wind, hydropower, biomass, geothermal energies, and many others. In a country like Sudan with a favorable c...
Article
Full-text available
Nowadays, using advanced optimization algorithms has become very popular in engineering design due to different factors among them are the time and effort high reduction to reach the optimum configuration. In the current research paper, comprehensive thermohydraulic modeling of fins and tube heat exchangers are conducted. This work examines the imp...
Article
Full-text available
Nowadays, using advanced optimization algorithms has become very popular in engineering design due to different factors among them are the time and effort high reduction to reach the optimum configuration. In the current research paper, comprehensive thermohydraulic modeling of fins and tube heat exchangers are conducted. This work examines the imp...
Preprint
Full-text available
دراسة جدوى فنية وأقتصادية لأنشاء ورشة لخراطة أعمدة المرافق وتفريز وتنعيم أسطوانات المحركات بغرض العمرات الخفيفة والمتوسطة والجسيمة بمدينة عطبرة، ولاية نهر النيل، السودان Technical and Economic Feasibility Study of Establishing a Machining Workshop for the Purpose of Vehicle Major Parts Overhaul in Atbara City, River Nile State, Sudan
Article
Full-text available
a comprehensive literature review of mining extraction and industry was made. The review discusses thoroughly mining industry from different viewpoints that includes general introduction, historical background of mining industry, mines development and life cycle, mining extraction techniques, machines used in mining processes, mineral processing, e...
Article
Full-text available
In the solar-energy industry great emphasis has been placed on the development of "active" solar energy systems which involve the integration of several subsystems: solar energy collectors, heat-storage containers, heat exchangers, fluid transport and distribution systems, and control systems. The major component unique in active systems is the sol...
Article
Full-text available
this paper presents a review of the design parameters, mathematical techniques and simulations used in the design of trough solar systems, along with a review on their applications. It deals with the design of an absorber pipe for a solar power plant system with trough collector. The pipe is designed for 1 KW power-generating unit accounting for co...
Article
Full-text available
The global industrial development, the increasing demand for energy, the limited availability of resources for the future generations of fossil fuels, and the prevention of environmental damage caused by their burning have led to public concern. Increasing energy consumption by buildings has led the wider global attention to its social, environment...
Article
Full-text available
the benefits and advantages of an evaporative cooler, also known as swamp cooler, air cooler, or desert cooler include inexpensive price and lower energy consumption, as well as easier and inexpensive installation and maintenance, when compared to traditional air conditioners; and suitability for use in dry and arid climates, especially during hot...
Preprint
Full-text available
أن سياسة الدولة المعلنة والتي تتلخص في الاعتماد على الذات في كل مناحي الحياة دفعت القائمين بأمر التعليم العالي بالتخطيط لثورة التعليم العالي والتي كان من ثمارها جامعة وادي النيل والجامعات الولائية الأخرى مما أتاح فرص التعليم لعشرات الألوف من الطلاب الذين كانوا يتساقطون عند أبواب الجامعات في السابق. إن التوسع في الجامعات والتخصصات استدعي زيادة كبير...
Book
The textbook presents a brief outline of human resource management. The study has been taken from the point of view of introduction, history, practice, and essential features in personnel management. Personnel management also known as human resource management (HRM) is the strategic and coherent approach to the management of an organization's most...
Article
Full-text available
The global industrial development, the increasing demand for energy, the limited availability of resources for the future generations of fossil fuels, and the prevention of environmental damage caused by their burning have led to public concern. Increasing energy consumption by buildings has led the wider global attention to its social, environment...
Article
a comprehensive literature review of mining extraction and industry was made. The review discusses thoroughly mining industry from different viewpoints that includes general introduction, historical background of mining industry, mines development and life cycle, mining extraction techniques, machines used in mining processes, mineral processing, e...
Article
the benefits and advantages of an evaporative cooler, also known as swamp cooler, air cooler, or desert cooler include inexpensive price and lower energy consumption, as well as easier and inexpensive installation and maintenance, when compared to traditional air conditioners; and suitability for use in dry and arid climates, especially during hot...
Article
In the solar-energy industry great emphasis has been placed on the development of "active" solar energy systems which involve the integration of several subsystems: solar energy collectors, heat-storage containers, heat exchangers, fluid transport and distribution systems, and control systems. The major component unique in active systems is the sol...
Article
this paper presents a review of the design parameters, mathematical techniques and simulations used in the design of trough solar systems, along with a review on their applications. It deals with the design of an absorber pipe for a solar power plant system with trough collector. The pipe is designed for 1 KW power-generating unit accounting for co...
Article
Full-text available
Using dynamic relaxation numerical technique (DR), it was decided to undertake some study cases and generate new results for uniformly loaded laminated rectangular decks plates. The plates were assumed to be either simply supported or clamped on all edges. The effects of transverse shear deformation, material anisotropy, orientation, and coupling b...
Article
Full-text available
Urbanization of a certain place does not guarantee a consequent cessation of superstitious beliefs among residents. This is exemplified by Tacloban City, in the Philippines, which became a highly-urbanized city just a decade ago. In confirmation that, despite such new status, superstitions prevailed in this place, this study sought to retrieve thes...
Article
Full-text available
In this paper, free vibrations of Functionally Graded decks Plates (FGP) with two distribution even and uneven of porosity are investigated. The plate is modeled using higher-order shears deformation plate theory. It has been observed that during the manufacture of (FGP), micro-voids and porosities can occur inside the material. In the resolution a...
Article
Full-text available
Engineering is the profession in which knowledge of the mathematical and natural sciences gained by study, experience, and practice is applied with judgement to develop ways to utilize, economically, the materials and forces of nature for the benefit of mankind. Mechanical Engineering is an engineering branch that combines engineering physics and m...
Article
Full-text available
Mechanical Engineering is an engineering branch that combines engineering physics and mathematics principles with materials science to design, analyze, manufacture, and maintain mechanical systems. It is one of the oldest and broadest of the engineering branches. The course has been designed primarily to meet the growing needs for technician engine...
Article
Full-text available
Mechanical engineering is one of the most diverse and versatile engineering fields. Mechanical engineering is the study of objects and systems in motion and static states. As such, the field of mechanical engineering touches virtually every aspect of modern life, including the human body, which is a highly complex machine. The role of a mechanical...
Book
Full-text available
إنَّ مؤِّلف هذا الكتاب وإيماناً منه بالدور العظيم والمُقدَّر للأستاذ الجامعي في إثراء حركة التأليف والنشر للمراجعات والفذلكة التأريخية، المراجع والكتب الهندسية والتطبيقية وغيرها من الآداب والعلوم الانسانية يأمل أن يفي هذا الكتاب بما قدمته ولازالت تقدمه كلية الهندسة والتقنية – عطبرة(FET) (التي كانت تعرف سابقا بمعهد الفنيين للهندسة الميكانيكية (IMET)...
Book
Full-text available
إنَّ مؤِّلف هذا الكتاب وإيماناً منه بالدور العظيم والمُقدَّر للأستاذ الجامعي في إثراء حركة التأليف والتعريب والترجمة للمراجع والكتب الهندسية يأمل أن يفي هذا الكتاب بمتطلبات برامج البكالوريوس والدبلوم لطلاب الهندسة الميكانيكية، هندسة الإنتاج او التصنيع، الهندسة الكهربائية والإلكترونية والهندسة المدنية حيث يُغطِّى مناهج نظرية ومختبرية في الديناميكا ا...
Book
Full-text available
تناول هذا البحث بعض الجوانب المتعلقة بإدارة وتخطيط التكلفة في مشاريع التشييد. بدأ الباحث في هذه الدراسة بالتعرف على الوضع الحالي لصناعة التشييد في السودان من ناحية إدارة المشروع ومعرفه التخطيط وأهدافه والتعرف على دراسات جدوى المشاريع في السودان. يهدف البحث الى تأكيد أهمية إتباع الإدارة السليمة والتخطيط المحكم للكلفة منذ بداية إقرار المشروع الإنشائي...
Book
Full-text available
إنَّ مؤِّلف هذا الكتاب وإيماناً منه بالدور العظيم والمُقدَّر للأستاذ الجامعي في إثراء حركة التأليف والتعريب والترجمة للمراجع والكتب الهندسية يأمل أن يفي هذا الكتاب بمتطلبات برامج البكالوريوس والدبلوم لطلاب الهندسة الميكانيكية، هندسة الإنتاج او التصنيع، الهندسة الكهربائية والإلكترونية والهندسة المدنية حيث يُغطِّى مناهج نظرية ومختبرية في الديناميكا ا...
Book
Full-text available
إنَّ مؤِّلف هذا الكتاب وإيماناً منه بالدور العظيم والمُقدَّر للأستاذ الجامعي في إثراء حركة التأليف والتعريب والترجمة للمراجع والكتب الهندسية يأمل أن يفي هذا الكتاب بمتطلبات برامج البكالوريوس والدبلوم لطلاب الهندسة الميكانيكية، هندسة الإنتاج او التصنيع، الهندسة الكهربائية والإلكترونية والهندسة المدنية حيث يُغطِّى مناهج نظرية ومختبرية في الديناميكا ا...
Preprint
Full-text available
Curriculum Vitae of Osama Mohammed Elmardi Suleiman Khayal
Article
Full-text available
Reliability is the probability that a product, system, or service will perform its intended function adequately for a specified period, or will operate in a defined environment without failure. In this research, the reliability of Berber cement mill studied. The data collected from the information section of Berber cement factory related to the mil...
Article
Full-text available
Reliability is the probability that a product, system, or service will perform its intended function adequately for a specified period, or will operate in a defined environment without failure. In this research, the reliability of Berber cement mill studied. The data collected from the information section of Berber cement factory related to the mil...
Article
Full-text available
Engineering economics, previously known as engineering economy, is a subset of economics concerned with the use and application of economic principles in the analysis of engineering decisions. As a discipline, it is focused on the branch of economics known as microeconomics in that it studies the behavior of individuals and firms in making decision...
Article
Full-text available
The functionally graded plates (FGP) with two new porosity distributions are examined in this paper. In this work the plate is modeled using the higher-order shear deformation plate principle. The shear correction variables are neglected. To evaluate the equations of motion, the Hamilton method will be used herein. Therefore, the free vibration ana...
Data
Updated Curriculum Vitae of Associate Professor Dr. Osama Mohammed Elmardi Suleiman Khayal
Article
Full-text available
The functionally graded plates (FGP) with two new porosity distributions are examined in this paper. In this work the plate is modeled using the higher-order shear deformation plate principle. The shear correction variables are neglected. To evaluate the equations of motion, the Hamilton method will be used herein. Therefore, the free vibration ana...
Preprint
Full-text available
Chapter one in this book includes introduction to corrosion and bio fouling on metal and nonmetal structures. The different topics in this chapter are discussed from the viewpoints of definition of corrosion, introduction to corrosion, environmental factors of corrosion, corrodibility of various metals, and corrosion mechanism. In chapter two the d...
Article
Full-text available
In this paper, one-dimensional heat transfer problems that can be approached by different methods was presented. The analytical approach using the direct solutions of differential equations was used to verify the approximate solution. In this paper the analysis was focused on the insulated fin tip. A more practical approach is the use of a suitable...
Article
Full-text available
In recent years the phenomenon of complete blackout happened many times in Sudan and causes several problems and defects in the power generation plants. There are many causes of power blackouts in Sudan, among them include: plants overloading due to too much power demand, failure in some power stations which makes the loads heavy on other stations...
Article
Full-text available
Engineering economics, previously known as engineering economy, is a subset of economics concerned with the use and application of economic principles in the analysis of engineering decisions. As a discipline, it is focused on the branch of economics known as microeconomics in that it studies the behavior of individuals and firms in making decision...
Preprint
Full-text available
أنشئت كلية الهندسة والتقنية، في الأصل، عام 1971م، تحت اسم معهد الفنيين للهندسة الميكانيكية، بغرض المساهمة فيى سد إحتياجات البلاد من التقنيين، وذلك من خلال إعداد كادر مؤهل من التقنيين فى مجال الهندسة الميكانيكية ( قدرة أو إنتاج)، يستطيع أن يشارك في مشاريع التنمية المختلفة بالبلاد بفعالية تامة ويؤدي الدور المطلوب منه بكفاءة عالية. فى عام 1976م تعدل...
Preprint
Full-text available
The mining industry of Sudan was mostly driven by extraction fuel and minerals, with petroleum accounting for a substantial contribution to the country's economy, until the autonomous region of Southern Sudan became an independent country in July 2011[1]. Gold, iron ore, and base metals are mined in the Hassai Gold Mine. Chromite is another importa...
Preprint
Full-text available
النظام هو مجموعة من العناصر أو المكونِّات التي تعمل مجتمعة لأداء وظائف محددة. الشكل (1) أدناه يُوضح وصفاً لنظام بمكوناته المختلفة (i.e. ميكانيكي ، هيدروليكي ، نيوماتي ، كهربائي ، إلكتروني وغيره ). يتم في النظام إدخال كميات معينة ( فيزيائية ، كيميائية ، ميكانيكية ، كهربائية وغيرها) وإجراء المعالجات اللازمة لإخراجها بخواص مختلفة عند مخرج النظام. المد...
Preprint
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تساعد عملیة الكشف عن الأعطال الموجودة في دورتي (التبرید والتزییت ) في محرك الدیزل وكیفیة صیانتها في المحافظة على كفاءة المحرك حیث أن معرفة أسباب الأعطال وكیفیة صیانتها یزید من طول عمر المحرك. يتناول البحث دراسة أعطال دورتي التبرید والتزییت في محرك الدیزل وذلك بغرض معرفة كیفیة تشخیص الأعطال في كل دورة ومعرفة أسبابها وطرق علاجها. اتبع الباحثون المنهج...
Preprint
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تكمن أهداف البحث في تصميم محطة لتوليد الطاقة الكهربائية من الطاقة الشمسية بالقرية النموذجية وذلك لضمان إستقرار التيار الكهربائي وتقليل تكلفة إستهلاك الكهرباء. عمل مقارنة مع محطة تعمل بالديزل للتعرف على الخيار الأفضل إقتصادياً وبيئياً. الاستفادة من الطاقة البديلة لحل مشكلة الكهرباء . في هذا البحث تم تصميم محطة للطاقة الكهروضوئية غير مرتبطة بالشبكة ا...
Preprint
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دراسة العمرات لمحركات البنزين
Preprint
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البحث يتناول عمل دراسة جدوى فنية وإقتصادية لخراطة وتفريز أجزاء المحركات بمدينة عطبرة حيث تمت دراسة لأجزاء السيارة الرئيسية وأنواع الصيانة المختلفة . وإعداد دراسة فنية إشتملت على إختيار موقع المشروع ,تحديدالأجهزة والمعدات والآليات المطلوبة , تحديد السعة الإنتاجية للورشة والبنية الإدارية والتنظيمية للمشروع . وأيضا تم إعداد دراسة إقتصادية إشتملت على ت...
Preprint
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The global industrial development, the increasing demand for energy, the limited availability of resources for the future generations of fossil fuels, and the prevention of environmental damage caused by their burning have led to public concern. Increasing energy consumption by buildings has led the wider global attention to its social, environment...
Presentation
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fundamentals of maintenance lecture six
Presentation
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fundamentals of maintenance lecture eleven
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fundamentals of maintenance lecture twelve
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fundamentals of maintenance lecture seven
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fundamentals of maintenance lecture eight
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fundamentals of maintenance lecture nine
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fundamentals of maintenance lecture ten
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fundamentals of maintenance lecture four
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fundamentals of maintenance lecture one
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fundamentals of maintenance lecture two
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fundamentals of maintenance lecture three
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fundamentals of maintenance lecture five
Conference Paper
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Many composites used today are at the leading edge of materials technology, with performance and costs appropriate to ultra-demanding applications such as space crafts. But heterogeneous materials combining the best aspects of dissimilar constituents have been used by nature for millions of years. Ancient societies, imitating nature, used this appr...
Article
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Ergonomics offers a wonderful common ground for labor and management collaboration, for invariably both can benefit managers, in terms of reduced costs and improved productivity, employees in terms of improved safety, health, comfort, usability of tools and equipment, including software, and improved quality of work life. Of course, both groups ben...
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The aim of the International Conference on Renewable Energy (ICORE) in Sudan is to create an international platform to exchange both theoretical and practical views on the green business processes and environment protection, solar energy application, power water pumps, agricultural production.
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Sensors are essential components of automotive electronic control systems. Sensors are defined as “devices that transform (or transduce) physical quantities such as pressure or acceleration (called measurands) into output signals (usually electrical) that serve as inputs for control systems". It wasn’t that long ago that the primary automotive sens...
Preprint
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The mechanical behavior of laminated composite plates are strongly dependent on the degree of orthotropy of individual layers, the low ratio of transverse modulus to in-plane modulus and stacking sequence of laminate. In practical situations, a plate structure may be subjected to in-plane loads or transverse loads or both acting simultaneously. The...
Preprint
Full-text available
Finite element method (FEM) is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in – plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane...
Preprint
Full-text available
The mechanical behavior of laminated composite plates are strongly dependent on the degree of orthotropy of individual layers, the low ratio of transverse modulus to in-plane modulus and stacking sequence of laminate. In practical situations, a plate structure may be subjected to in-plane loads or transverse loads or both acting simultaneously. The...
Preprint
Full-text available
The textbook presents a brief outline of the history of Bajaj rickshaw vehicles industry. Vehicle design, the incorrect usage of petrol and lubricating oil mixture, safety risks in riding rickshaw, and environmental impact were integral activities. Almost all of the engine designers mentioned in the article also were automobile designers, and a few...
Preprint
Full-text available
Finite element method (FEM) is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in – plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane...
Article
Full-text available
t used to analyse structures, then skeletal and cable structures, and plates. The method relies on a discretized continuum in which the mass of the structure is assumed to be concentrated at given points (i.e. nodes) on the surface. The system of concentrated masses oscillates about the equilibrium position under the influence of out of balance for...
Preprint
Full-text available
The mechanical behavior of laminated composite plates are strongly dependent on the degree of orthotropy of individual layers, the low ratio of transverse modulus to in-plane modulus and stacking sequence of laminate. In practical situations, a plate structure may be subjected to inplane loads or transverse loads or both acting simultaneously. The...
Preprint
Full-text available
The mechanical behavior of laminated composite plates are strongly dependent on the degree of orthotropy of individual layers, the low ratio of transverse modulus to in-plane modulus and stacking sequence of laminate. In practical situations, a plate structure may be subjected to in-plane loads or transverse loads or both acting simultaneously. The...
Preprint
Full-text available
Finite element (FE) method is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in – plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane s...
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Finite element (FE) method is presented for the analysis of thin rectangular laminated composite decks plates under the biaxial action of in-plane compressive loading. The analysis uses the classical laminated plate theory (CLPT) which does not account for shear deformations. In this theory it is assumed that the laminate is in a state of plane str...
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بحمد الله و توفيقه فقد اكملت كتاب ماكينات هيدروليكية. (1) هذا الكتاب هو الكتاب الأول في سلسلة كتب ماكينات هيدروليكية لطلاب الهندسة في تخصصات هندسة ميكانيكية ومدنية. لقد تم تأليف هذا الكتاب اثناء فترة الحجر الصحي الذي فرضته السلطات الصحية في جميع عموم دولة السودان بسبب الأنتشار الوبائي العالمي لفيروس كورونا المستجد (Pandemic Corona Virus) أو COVID -...
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بحمد الله و توفيقه فقد اكملت كتاب ماكينات هيدروليكية (2) الذي يختص بدراسة التوربينات الدفعية أو توربينات عجلة بلتون. هذا الكتاب هو الكتاب الثاني في سلسلة كتب ماكينات هيدروليكية لطلاب الهندسة في تخصصات هندسة ميكانيكية ومدنية. لقد تم تأليف هذا الكتاب اثناء فترة الحجر الصحي الذي فرضته السلطات الصحية في جميع عموم دولة السودان بسبب الأنتشار الوبائي العا...
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بحمد الله و توفيقه فقد اكملت كتاب ماكينات هيدروليكية (3) الذي يختص بدراسة التوربينات الرد فعلية أو التوربينات نصف القطرية أو عجلة توربين فرانسيس. هذا الكتاب هو الكتاب الثالث في سلسلة كتب ماكينات هيدروليكية لطلاب الهندسة في تخصصات هندسة ميكانيكية ومدنية. لقد تم تأليف هذا الكتاب اثناء فترة الحجر الصحي الذي فرضته السلطات الصحية في جميع عموم دولة السود...
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بحمد الله و توفيقه فقد اكملت كتاب ماكينات هيدروليكية (4) الذي يختص بدراسة التوربينات محورية السريان أو عجلة توربين كابلان. هذا الكتاب هو الكتاب الرابع في سلسلة كتب ماكينات هيدروليكية لطلاب الهندسة في تخصصات هندسة ميكانيكية ومدنية. لقد تم تأليف هذا الكتاب اثناء فترة الحجر الصحي الذي فرضته السلطات الصحية في جميع عموم دولة السودان بسبب الأنتشار الوبائ...
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The numerical technique, dynamic relaxation method (DRM) results are compared with similar results generated by DRM and/or alternative techniques including approximate analytical and exact solutions so as to validate the DRM program. In the following discussion a wide spectrum of elastic comparison results of small and large deflections are dealt w...
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The method of dynamic relaxation in its early stages of development was perceived as a numerical finite difference technique. It was first used to analyze structures, then skeletal and cable structures, and plates. The method relies on a discretized continuum in which the mass of the structure is assumed to be concentrated at given points (i.e. nod...
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From the point of view of mechanics of engineering materials, the deformation of a plate subjected to transverse loading consists of two components: flexural deformation due to rotation of cross-sections, and shear deformation due to sliding of sections or layers. The resulting deformation depends on two parameters: the thickness to length ratio an...
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In materials science engineering, a composite laminate is an assembly of layers of fibrous composite laminated materials one on top of another which can be joined to provide required engineering properties, including in-plane stiffness, out of plane stiffness, bending stiffness, strength, Poisson ratio and coefficient of thermal expansion. The indi...

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