Special Electromechatronic Devices

Major: Electrical Energetics, Electrical Engineering and Electromechanics
Code of subject: 6.141.04.E.094
Credits: 6.00
Department: Electromechatronics and Computerized Electromechanical Systems
Lecturer: Associate Professor, PhD, Ihor Bilyakovskyy
Semester: 5 семестр
Mode of study: денна
Мета вивчення дисципліни: The purpose of studying the discipline is to master the methods of analysis of special electro-mechanotronic converters (SEMTP) and to develop practical skills in the application of modern methods of calculating their components, special electromechanical converters (SEMP), namely: special transformers, asynchronous, synchronous and collector machines.
Завдання: The study of an academic discipline involves the formation and development of students' competencies: general competences: • Ability to communicate in a foreign language. • Ability to search, process and analyze information from various sources. • Ability to identify, pose and solve problems. • Ability to work in a team. • Ability to work autonomously. • The ability to realize one's rights and responsibilities as a member of society, to realize the values of a civil (free democratic) society and the need for its sustainable development, the rule of law, the rights and freedoms of a person and a citizen in Ukraine. professional competences: • Ability to solve practical problems using automated design and calculation systems (CAD). • Ability to solve practical problems involving the methods of mathematics, physics and electrical engineering. • The ability to solve complex specialized tasks and practical problems related to the operation of electrical systems and networks, the electrical part of stations and substations, and high-voltage equipment. • Ability to solve complex specialized tasks and practical problems related to problems of metrology, electrical measurements, operation of automatic control devices, relay protection and automation. • Ability to solve complex specialized tasks and practical problems related to problems of production, transmission and distribution of electric energy. • Ability to develop projects of electric power, electrotechnical and electromechanical equipment in compliance with the requirements of legislation, standards and specifications. • Ability to perform professional duties in compliance with safety, occupational health, industrial sanitation and environmental protection regulations. • Awareness of the need to increase the efficiency of electric power, electrotechnical and electromechanical equipment. • Awareness of the need to constantly expand one's own knowledge about new technologies in electric power, electrical engineering and electromechanics. • Ability to promptly take effective measures in emergency (emergency) situations in electric power and electromechanical systems. Professional competences of a professional direction • the ability to identify, classify and describe the operation of electromechatronic devices and converters by using analytical methods and modeling methods; • the ability to argue the choice of methods for solving specialized problems, critically evaluate the obtained results and defend the decisions made; • the ability to investigate the problem and determine the limitations caused by the problems of sustainable development, the impact on the environment and the safety of life.
Learning outcomes: • To know and understand the theoretical foundations of metrology and electrical measurements, the principles of operation of automatic control devices, relay protection and automation, to have the skills to perform appropriate measurements and use these devices to solve professional tasks. • Know the principles of operation of electric machines, devices and automated electric drives and be able to use them to solve practical problems in professional activities. • the ability to identify, classify and describe the operation of electromechatronic devices and converters by using analytical and modeling methods. • the ability to design electromechatronic devices and converters taking into account all aspects of the task, including creation, debugging, operation, maintenance and disposal. • the ability to investigate the problem and determine the limitations caused by the problems of sustainable development, the impact on the environment and the safety of life. • The ability to take responsibility for the work performed and achieve the set goal in compliance with the requirements of professional ethics.
Required prior and related subjects: • Theoretical Foundations of Electrical Engineering; • Electric machines; • Industrial electronics and technics transformational; • Electro-mechanotronic converters of automatic systems.
Summary of the subject: Special electromechanotronic converters (SEMP) and analysis of their components - SEMP based on the combination and generalization of knowledge from the basics of mechatronics, theoretical mechanics, electrical engineering and the classic course of electric machines are considered in the educational discipline. The methods of mathematical description of both separately taken electromechanical converters and as part of SEMTPT are shown, as well as methods of determining the most important characteristics of the main types of SEMP, in a natural connection with the structure and design of special electromechanotronic converters.
Опис: 1. Electronic and electromechanical components of special electromechanotronic converters. 1.1. Components of SEMTP, electronic and electromechanical, and their purpose. Mechanical and electrical interfaces, sensors and transducers. 1.2. Overview of the control and stabilization systems of the SEMP rotation speed. Pulse regulators. Classification, characteristics. 1.3. Electronic protection against overloads and current limitation. Application examples. 1.4. Systems of stabilization of power parameters SEMPT. Drivers, electronic switches. 1.5. AT-DC, DC-DC, DS-AT electronic converters. Application examples. 2. Electromechanical components of special EMTPs and their models. 2.1. Differences between mechatronic and traditional approaches to designing and manufacturing EMTP modules. The essence of the mechatronic approach to the design of SEMP. 2.2. Disadvantages of the classical theory of EMF (electric machines - EM); diversity of electro-mechanical energy converters (EMCs) and their classification; the need for generalized methods of EPM analysis; their essence. 2.3. Energy functions, their derivatives and equations of state. 2.4. A physical model of the generalized EMF of the rotating type. Generalized physical model, its idealization. 2.5. MRS and UEM magnetic field. 3. The equation of state of the implicit-pole EUEM in the rotor coordinate system. 3.1. The equation of the non-polar EM in the phase coordinates of the stator and rotor. 3.2. The equation of the UEM in the unified coordinate system of the stator. 3.3. The equation of the UEM in the uniform coordinates of the rotor. 3.4. The equation of the clear-pole UEM in the phase coordinates of the stator and rotor. 4. Equation of state of clearly polar EUEM. 4.1. The equation of state of a clearly polarized EUEM with mixed phase coordinates of the stator-rotor, matrix of inductances. Linear transformations in UEM. 4.2. Real dq-transformation of clearly polarized UEM. 4.3. Typical examples of the use of real d, q - transformations. 4.4. Real x, y-transformations of the generalized EM. 5. Complex transformations in EM theory. 5.1. Complex transformations of N-m phase EUEM by the method of symmetric components for instantaneous values. 5.2. The role of individual symmetrical components in electromechanical energy conversion.
Assessment methods and criteria: • camputational and graphic work, oral questioning (10%); • written reports from workshops, oral questioning (20%); • final control (control measure - exam): written and oral form (70%).
Критерії оцінювання результатів навчання: The method of distributing and awarding points to students of higher education is regulated by the Regulations on the Organization and Conduct of Current and Semester Study Results of Students of Lviv Polytechnic National University. The criteria for assigning points and grades reflect the actual number of points (examination grade PC+EC or Credit score) received by the student, which is translated into a state grade according to the established criteria, which show the results of training, acquired skills, etc.
Recommended books: 1. Андрейко І. І., Біляковський І. Є., Денис Б. Д. Електричні мікромашини: У 2 т. — Т. 1: Електричні мікромашини постійного струму та мікротрансформатори. Навч. Посібник.-Львів, НУ «ЛП», 2007. 2. Брускин Д.Е., Зорохович А.Е., Хвостов В.С. Электрические машины и микромашины. М.:”Высшая школа”, 1990. 3. Штелтинг Г., Байссе А. Электрические микромашины.: Пер. с нем. - М.: Энергоатомиздат. 1991 - 229 с. 4. Столов Л.И., Афанасьев А.Ю. Моментные двигатели постоянного тока. - М.: Энергоатомиздат. 1989 - 224 с.