Home/ Majors directory/Thermal Power Engineering/Engineering Mechanics and Fundamentals of Design
Engineering Mechanics and Fundamentals of Design
Major: Thermal Power Engineering
Code of subject: 6.144.00.O.018
Credits: 8.00
Department: Department of Technical Mechanics and Engineering Graphics
Lecturer: Kychma Andrii
Semester: 3 семестр
Mode of study: денна
Завдання: The study of an educational discipline involves the formation of competencies in students of education:
integral competence:
the ability to solve complex general, specialized tasks and practical problems in the field of heat energy or in the learning process, which involves the application of theories and methods of electrical engineering and is characterized by the complexity and uncertainty of conditions.
general competences:
Basic knowledge in the field of thermal power engineering, necessary for mastering professionally oriented disciplines.
Ability to apply knowledge in practice.
Ability to search and analyze information from various sources.
Creativity, ability to system thinking.
professional competences:
Basic knowledge of scientific concepts, theories and methods necessary for understanding the principles of operation and functional purpose of heat energy systems and their equipment.
Learning outcomes: Analyze and use modern engineering technologies, processes, systems and equipment in the field of heat energy.
Develop and design complex products in the thermal energy industry, processes and systems that satisfy established requirements, which may include awareness of technical and non-technical (society, health and safety, environment, economy and industry) aspects.
Apply the advanced achievements of electrical engineering and related fields in the design of facilities and processes of the thermal power industry.
Have laboratory / technical skills, plan and perform experimental research in thermal energy using modern methods and equipment, evaluate the accuracy and reliability of the results, draw reasonable conclusions.
Required prior and related subjects: Previous academic disciplines:
physics;
higher mathematics;
basics of programming and software for engineering calculations.
Associated and following academic disciplines:
turbines of thermal power plants;
compressors, fans, pumps;
Strength of Materials
Summary of the subject: "Theoretical Mechanics and Fundamentals of Design" is a fundamental educational discipline. During the mastering of the sections of the discipline "Theoretical Mechanics and Fundamentals of Design", students acquire theoretical and practical knowledge and skills regarding methods of design and calculation and determination of optimal shapes and sizes and operating conditions of typical technical objects of thermal energy systems, which are necessary for further study general engineering and special educational disciplines.
Опис: System of convergent forces. Equivalent systems of convergent forces. Distribution of force in given directions. Projection of force on axis and plane.
Reducing an arbitrary system of forces to a given center. Lemma about parallel transfer of force. Construction of an arbitrary system of forces. Principal vector and principal moment of the system.
Reducing an arbitrary system of forces to a given center. Lemma about parallel transfer of force. Construction of an arbitrary system of forces.
Theory of force pairs. Addition of two parallel forces. Force couple and its moment. Equivalence of force pairs. Adding force pairs. Conditions of equilibrium of pairs of forces.
Reducing an arbitrary system of forces to a given center. Theorem on parallel transfer of force.
Arbitrary flat system of forces. Determination of the principal vector and principal moment of an arbitrary planar system of forces. Analytical definition of the principal vector.
Friction. Sliding friction. Amonton-Coulomb laws. Friction angle and cone. Thread friction on the surface of the cylinder. Rolling friction.
An arbitrary spatial system of forces. Analytical definition of the main vector and the main moment.
Fundamentals of solid body kinematics. Methods of determining the movement of a point. Point speed.
Dynamics of a solid body and equipment of nuclear energy systems. Dalembert's principle for a material point and a mechanical system. The main vector and the main moment of inertia forces and the Lagrange equation. General equation of dynamics.
Basic provisions on design and construction of nuclear power plant equipment.
Construction materials used in thermal energy. Special conditions of operation of equipment elements of thermal power plants.
Calculation of details and elements of structures and structures of thermal power plants for strength.
Calculation and construction of threaded connections. Basic definitions of their parameters and classification. Calculation of threaded connections for strength.
Keyed and slotted connections. Basic definitions and classification. Unstressed and stressed keyed joints.
Welded and riveted joints. Calculation of butt-welded joints for plates and two pipes. Calculations of riveted joints.
Methods of construction of welded shell vessels and devices. Designs of welded vessels and devices.
Calculation of the stress state of steam pipeline systems. Stressed state of sections of steam pipelines. Inspection of sections of steam pipelines for strength and absence of plastic deformations.
Types of compensators and calculation of their elements. Types of compensators and their calculation schemes. Compensator calculation methods.
Mechanical transmissions of rotary motion. Kinematic and power relations for mechanical transmissions. Friction transmissions.
Cylindrical gears. Purpose of cylindrical gears, classification and kinematic schemes.
Toothed bevel gears. Basic definitions and classification. Purpose of bevel gears, classification and kinematic schemes.
Worm transmissions. Purpose of worm gears, their classification and kinematic schemes.
Shafts and axles. Basic definitions and classification of shafts and axles.
Rolling bearings. Rolling bearings - general information, classification and designs.
Sliding bearings. Basic definitions and classification.
Couplings Basic definitions and classification. Design and calculation of sleeve and flange couplings.
Assessment methods and criteria: Description of methods for assessing the level of achievement of learning outcomes:
1. Defense of test tasks in oral form by surveying theoretical material on the topic of the task.
2. Protection of reports for practical work in written form by conducting a control event on the subject of the work in the form of a test.
3. Protection of reports of performed laboratory work.
4. Conducting a written exam based on the results of studying the discipline, which consists of three-level theoretical and practical tasks.
5. Conducting the oral component based on the results of the written exam, the questions of which are based on the content of practical tasks.
Критерії оцінювання результатів навчання: Current control - 30 points.
Defense of the reports of the performed laboratory work by surveying the theoretical material on the topic of the work (20 points);
protection of reports for practical works in written form by conducting a control event on the subject of the work in the form of a test (10 points).
Examination control - 70 points:
written component - 60 points,
oral component - 10 points.
Total for the discipline - 100 points.
Порядок та критерії виставляння балів та оцінок: 100–88 points – (“excellent”) is awarded for a high level of knowledge (some inaccuracies are allowed) of the educational material of the component contained in the main and additional recommended literary sources, the ability to analyze the phenomena being studied in their interrelationship and development, clearly, succinctly, logically, consistently answer the questions, the ability to apply theoretical provisions when solving practical problems; 87–71 points – (“good”) is awarded for a generally correct understanding of the educational material of the component, including calculations, reasoned answers to the questions posed, which, however, contain certain (insignificant) shortcomings, for the ability to apply theoretical provisions when solving practical tasks; 70 – 50 points – (“satisfactory”) awarded for weak knowledge of the component’s educational material, inaccurate or poorly reasoned answers, with a violation of the sequence of presentation, for weak application of theoretical provisions when solving practical problems; 49-26 points - ("not certified" with the possibility of retaking the semester control) is awarded for ignorance of a significant part of the educational material of the component, significant errors in answering questions, inability to apply theoretical provisions when solving practical problems; 25-00 points - ("unsatisfactory" with mandatory re-study) is awarded for ignorance of a significant part of the educational material of the component, significant errors in answering questions, inability to navigate when solving practical problems, ignorance of the main fundamental provisions.
Recommended books: Рекомендована література
1. Кузьо І. В. Зінько Я. А., Ванькович Т-Н. М та інші Теоретична механіка. - Харків: Фоліо.2017.-780 с.
2. Булгаков В. М., Черниш О. М., Яременко В. В. Технічна механіка: навчальний посібник. Ніжин: ТЩВ «Видавництво «Аспект – Поліграф», 2013. – 732 с.
3. Павлище В. Т., Харченко Є. В. Барвінський А. Ф., Гаршнєв Ю. Г. Прикладна механіка. Навч.посібник. – Львів: «Інтелект-Захід». 2004. – 368 с.
4. Павлище В. Т. Основи конструювання та розрахунок деталей машин: Підручник. – Львів: Афіша, 2003. – 560 с.
5. Малащенко В. О., Янків В. В. Деталі машин. Проектування елементів механічних приводів: навчальний посібник. - Львів. Новий Світ-2000, 2013.-264с.
6. Малащенко В. О., Павлище В. Т. Деталі машин. Збірник завдань та прикладів розрахунків. - Львів, Новий Світ-2000, 2008. - 120 с.
7. Малащенко В. О. Муфти приводів. Конструкції та приклади розрахунків. - Львів, НУ Львівська політехніка, 2006.- 196 с.
8. Гелетій В. М., Кичма А. О., Предко Р. Я. Лабораторний практикум: Методичні вказівки та бланки звітів для виконання лабораторних робіт з технічної механіки Львів: НУ «Львівська політехніка», 2016, - 30 с.
9. Лучко Й. Й. Кичма А. О. Напружено-деформований стан та моніторинг проблемних ділянок трубопроводів тривалої експлуатації [текст] Монографія-Львів: Світ, 2019. - 268 с.
10. Кичма А. О., Предко Р. Я. Розрахунок залишкового ресурсу трубопроводів і паропроводів за умов їх тривалого експлуатування. Методичні вказівки для практичних занять з дисциплін „Основи конструювання обладнання атомних електростанцій”, „Основи конструювання устаткування об’єктів теплоенергетики”. – Львів: НУ „Львівська політехніка”, ІІМТ, каф. ТМДМ, 2019. – 22 с.
11. Кичма А. О., Сологуб Б. В., Данило Я. Я. Розрахунок елементів привода з циліндричною зубчастою передачею. – Львів: НУ ”Львівська політехніка“, ІІМТ, каф. ДМ, 2016. – 14 с.
12. Кичма А. О., Предко Р. Я. Віртуальне навчальне середовище Національного університету «Львівська політехніка», дисципліна «Теоретична механіка та основи конструювання». Режим доступу:https://vns.lpnu.ua/course/view.php?id=12764
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