• Fundamentals of power electronics. What is power electronics What is power electronics

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    Textbook. – Novosibirsk: NSTU Publishing House, 1999.

    Parts: 1.1, 1.2, 2.1, 2.2, 2.3, 2.4

    This textbook is intended (with two levels of depth of presentation of the material) for students of the faculties of FES, EMF, who are not “specialists” in power electronics, but are studying courses of various titles on the use of power electronics devices in electrical power, electromechanical, and electrical systems. Sections of the textbook, highlighted in block font, are intended (also at two levels of depth of presentation) for an additional, deeper study of the course, which allows it to be used as a textbook for students of the specialty "Promelelectronics" REF, who are preparing "as specialists" in power electronics. Thus, the proposed edition implements the “four in one” principle. Reviews of scientific and technical literature on the relevant sections of the course added to individual sections make it possible to recommend the manual as an informational publication for both undergraduates and graduate students.

    Preface.
    Scientific, technical and methodological foundations for the study of power electronics devices.
    Methodology of a systems approach to the analysis of power electronics devices.
    Energy indicators of the quality of energy conversion in valve converters.
    Energy indicators of the quality of electromagnetic processes.
    Energy indicators of the quality of use of device elements and the device as a whole.
    Element base of valve converters.
    Power semiconductor devices.
    Valves with incomplete control.
    Valves with full control.
    Lockable thyristors, transistors.
    Transformers and reactors.
    Capacitors.
    Types of electrical energy converters.
    Methods for calculating energy indicators.
    Mathematical models of valve converters.
    Methods for calculating the energy performance of converters.
    Integral method.
    Spectral method.
    Direct method.
    Adu method.
    Adu method.
    Adu method(1).
    Methods AduM1, Adum2, Adum(1).
    The theory of transformation of alternating current into direct current with ideal parameters of the converter.
    Rectifier as a system. Basic definitions and notations.
    The mechanism for converting alternating current into rectified current in the base cell Dt/Ot.
    Two-phase single-phase current rectifier (m1 = 1, m2 = 2, q = 1).
    Single-phase rectifier using a bridge circuit (m1 = m2 = 1, q = 2).
    Three-phase current rectifier with trans winding connection diagram.
    triangle-star formator with zero terminal (m1 = m2 = 3, q ​​= 1).
    Three-phase current rectifier with a star-zigzag transformer winding connection diagram with zero (m1 = m2 = 3, q ​​= 1).
    Six-phase three-phase current rectifier with a connection of the secondary windings of a star-reverse star transformer with an equalizing reactor (m1 = 3, m2 = 2 x 3, q ​​= 1).
    Three-phase current rectifier using a bridge circuit (m1=m2=3, q=2).
    Controlled rectifiers. Regulating characteristic theory of converting alternating current into direct current (with recuperation) taking into account the real parameters of the converter elements.
    Switching process in a controlled rectifier with a real transformer. External characteristics.
    The theory of rectifier operation on back-EMF at a finite value of inductance Ld.
    Intermittent current mode (? 2?/qm2).
    Extremely continuous current mode (? = 2?/qm2).
    Continuous current mode (? 2?/qm2).
    Operation of a rectifier with a capacitor smoothing filter.
    Reversing the direction of active power flow in a valve converter with back EMF in the DC link - dependent inversion mode.
    Dependent single-phase current inverter (m1=1, m2=2, q=1).
    Dependent three-phase current inverter (m1=3, m2=3, q=1).
    General dependence of the primary rectifier current on the anode and rectified currents (Chernyshev’s law).
    Spectra of primary currents of transformers, rectifiers and dependent inverters.
    Spectra of rectified and inverted voltages of the valve converter.
    Optimization of the number of secondary phases of the rectifier transformer. Equivalent multiphase rectification circuits.
    The influence of commutation on the effective values ​​of transformer currents and its typical power.
    Efficiency and power factor of a valve converter in rectification and dependent inversion mode.
    Efficiency.
    Power factor.
    Rectifiers with fully controlled valves.
    Rectifier with advanced phase control.
    Rectifier with pulse-width regulation of rectified voltage.
    Rectifier with forced formation of a curve of current consumed from the supply network.
    Reversible valve converter (reversible rectifier).
    Electromagnetic compatibility of the valve converter with the power supply network.
    Model example of electrical design of a rectifier.
    Selecting a rectifier circuit (structural synthesis stage).
    Calculation of parameters of controlled rectifier circuit elements (parametric synthesis stage).
    Conclusion.
    Literature.
    Subject index.

    See also

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    Novosibirsk: NSTU, 1999. - 204 p. This textbook is intended (with two levels of depth of presentation of the material) for students of the faculties of FES, EMF, who are not “specialists” in power electronics, but are studying courses of various titles on the use of power electronics devices in electrical power, electromechanical, and electrical systems. Sections of the textbook, highlighted in block font, are intended (also at two levels of depth...

    Zinovev G.S. Fundamentals of power electronics. Part 1

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    Novosibirsk: NSTU, 1999. This textbook is intended (at two levels of depth of presentation of the material) for students of the faculties of FES, EMF, who are not “specialists” in power electronics, but are studying courses of various titles on the use of power electronics devices in electrical power, electromechanical, electrical systems . Sections of the textbook, highlighted in block font, are intended (also with two levels of inscription depth...

    Zinoviev G.S. Power Electronics Fundamentals (1/2)

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    Textbook. – Novosibirsk: NSTU Publishing House, Part One. 1999. – 199 p. This textbook is intended (with two levels of depth of presentation of the material) for students of the faculties of FES, EMF, who are not “specialists” in power electronics, but are studying courses of various titles on the use of power electronics devices in electrical power, electromechanical, and electrical systems. Sections of the textbook, highlighted in block font, are intended...

    Zinoviev G.S. Fundamentals of power electronics. Volume 2,3,4

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    Textbook. – Novosibirsk: NSTU Publishing House, Parts two, three and four. 2000. – 197 p. The second part of the textbook, a continuation of the first part, published in 1999, is devoted to the presentation of the basic circuits of converters of direct voltage to direct voltage, constant voltage to alternating voltage (autonomous inverters), alternating voltage to alternating voltage of constant or adjustable frequency. The material is also structured according to the principle “...

    Zinoviev G.S. Fundamentals of power electronics. Volume 5

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    Textbook. – Novosibirsk: NSTU Publishing House, Part Five. 2000. – 197 p. The second part of the textbook, a continuation of the first part, published in 1999, is devoted to the presentation of the basic circuits of converters of direct voltage to direct voltage, constant voltage to alternating voltage (autonomous inverters), alternating voltage to alternating voltage of constant or adjustable frequency. The material is also structured according to the four-in-one principle...


    Zinoviev G.S. Fundamentals of power electronics. Part 2

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    Novosibirsk: NSTU, 2000. This textbook is the second part of three planned for the course “Fundamentals of Power Electronics”. The first part of the textbook is accompanied by a methodological manual for laboratory work, implemented using the departmental software package for modeling power electronics devices PARUS-PARAGRAPH. The material in the second part of the textbook is supported by computerized laboratory courses.

    Name: Fundamentals of power electronics.

    The principles of electrical energy conversion are outlined: rectification, inversion, frequency conversion, etc. The basic circuits of converting devices, methods of controlling them and regulating the main parameters are described, areas of rational use of various types of converters are shown.
    For engineers and technicians who develop and operate electrical systems containing converter devices, as well as those involved in testing and servicing converter equipment.

    In electronic engineering, power electronics and information electronics are distinguished. Power electronics originally emerged as a field of technology primarily associated with the transformation of various types of electrical energy through the use of electronic devices. Subsequent advances in the field of semiconductor technologies have made it possible to significantly expand the functionality of power electronic devices and, accordingly, the scope of their application.
    Modern power electronics devices make it possible to control the flow of electricity not only for the purpose of converting it from one type to another, but also for distribution, organizing high-speed protection of electrical circuits, reactive power compensation, etc. These functions, closely related to the traditional tasks of the electric power industry, have determined other name of power electronics - energy
    electronics.
    Information electronics is primarily used to manage information processes. In particular, information electronics devices are the basis of control and regulation systems for various objects, including power electronics devices.

    Chapter one. Basic elements of power electronics
    1.1. Power semiconductors
    1.1.1. Power diodes
    1.1.2. Power transistors
    1.1.3. Thyristors
    1.1.4. Applications of power semiconductor devices
    1.2. Transformers and reactors
    1.3. Capacitors
    Chapter two. Rectifiers
    2.1. General information
    2.2. Basic rectification circuits
    2.2.1. Single-phase full-wave circuit with midpoint
    2.2.2. Single-phase bridge circuit
    2.2.3. Three-phase circuit with midpoint
    2.2.4. Three-phase bridge circuit
    2.2.5. Multi-bridge circuits
    2.2.6. Harmonic composition of rectified voltage and primary currents in rectification circuits
    2.3. Switching and operating modes of rectifiers
    2.3.1. Switching currents in rectification circuits
    2.3.2. External characteristics of rectifiers
    2.4. Energy characteristics of rectifiers and ways to improve them
    2.4.1. Power factor and efficiency of rectifiers
    2.4.2. Improving the power factor of controlled rectifiers
    2.5. Features of the operation of rectifiers for capacitive load and back-EMF
    2.6. Anti-aliasing filters
    2.7. Operation of a rectifier from a source of comparable power
    Chapter three. Inverters and frequency converters
    3.1. Grid-Driven Inverters
    3.1.1. Single Phase Mid Point Inverter
    3.1.2. Three-phase bridge inverter
    3.1.3. Power balance in a grid-driven inverter
    3.1.4. Main characteristics and operating modes of grid-driven inverters
    3.2. Autonomous inverters
    3.2.1. Current inverters
    3.2.2. Voltage inverters
    3.2.3. Voltage inverters based on thyristors
    3.2.4. Resonant inverters
    3.3. Frequency converters
    3.3.1. Frequency converters with intermediate DC link
    3.3.2. Direct Coupled Frequency Converters
    3.4. Regulation of the output voltage of autonomous inverters
    3.4.1. General principles of regulation
    3.4.2. Control devices for current inverters
    3.4.3. Output voltage regulation via pulse width modulation (PWM)
    3.4.4. Geometric addition of stresses
    3.5. Methods for improving the output voltage waveform of inverters and frequency converters
    3.5.1. The influence of non-sinusoidal voltage on electricity consumers
    3.5.2. Inverter output filters
    3.5.3. Reduction of higher harmonics in the output voltage without the use of filters
    Chapter Four. Regulators-stabilizers and static contactors
    4.1. AC voltage regulators
    4.2. DC regulators-stabilizers
    4.2.1. Parametric stabilizers
    4.2.2. Continuous stabilizers
    4.2.3. Switching regulators
    4.2.4. Development of switching regulator structures
    4.2.5. Thyristor-capacitor DC regulators with dosed energy transfer to the load
    4.2.6. Combined converter-regulators
    4.3. Static contactors
    4.3.1. Thyristor AC contactors
    4.3.2. Thyristor DC Contactors
    Chapter five. Converter control systems
    5.1. General information
    5.2. Block diagrams of control systems for converter devices
    5.2.1. Control systems for rectifiers and dependent inverters
    5.2.2. Direct Coupled Frequency Converter Control Systems
    5.2.3. Control systems for autonomous inverters
    5.2.4. Control systems for regulators and stabilizers
    5.3. Microprocessor systems in converter technology
    5.3.1. Typical generalized microprocessor structures
    5.3.2. Examples of using microprocessor control systems
    Chapter six. Applications of power electronic devices
    6.1. Areas of rational application
    6.2. General technical requirements
    6.3. Protection in emergency modes
    6.4. Operational monitoring and technical condition diagnostics
    6.5. Ensuring parallel operation of converters
    6.6. Electromagnetic interference
    References


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    Power electronics is a field of science and technology that solves the problem of creating power electronic devices, as well as the problem of obtaining significant electrical energy, controlling powerful electrical processes and converting electrical energy into sufficiently large energy of another type when using these devices as the main tool.

    Semiconductor-based power electronics devices are discussed below. These devices are the most widely used.

    The solar cells discussed above have been used for a long time to generate electrical energy. Currently, the share of this energy in the total volume of electricity is small. However, many scientists, including Nobel Prize winner Academician Zh.I. Alferov, consider solar cells to be very promising sources of electrical energy that do not disrupt the energy balance on Earth.

    Control of high-power electrical processes is precisely the problem for which power semiconductor devices are already widely used, and the intensity of their use is rapidly increasing. This is explained by the advantages of power semiconductor devices, the main of which are high speed, low drop in the open state and low drop in the closed state (which ensures low power losses), high reliability, significant current and voltage load capacity, small size and weight, ease of use. control, organic unity with semiconductor devices of information electronics, which facilitates the combination of high-current and low-current elements.

    Intensive research work on power electronics has been launched in many countries, and thanks to this, power semiconductor devices, as well as electronic devices based on them, are constantly being improved. This ensures the rapid expansion of power electronics applications, which in turn stimulates research. Here we can talk about positive feedback on the scale of an entire area of ​​human activity. The result is the rapid penetration of power electronics into a wide variety of technical fields.

    A particularly rapid proliferation of power electronics devices began after the creation of power field-effect transistors and IGBTs.

    This was preceded by a fairly long period when the main power semiconductor device was an unlatched thyristor, created in the 50s of the last century. Non-latching thyristors have played a prominent role in the development of power electronics and are widely used today. But the inability to turn off using control pulses often makes their use difficult. For decades, developers of power devices have had to come to terms with this drawback, in some cases using rather complex power circuit components to turn off thyristors.

    The widespread use of thyristors led to the popularity of the term “thyristor technology,” which arose at that time, which was used in the same sense as the term “power electronics.”

    The power bipolar transistors developed during this period found their field of application, but did not radically change the situation in power electronics.

    Only with the advent of power field-effect transistors and 10 watts were fully controllable electronic switches in the hands of engineers, approaching ideal ones in their properties. This greatly facilitated the solution of a variety of problems related to the control of powerful electrical processes. The presence of fairly advanced electronic switches makes it possible not only to instantly connect a load to a constant or alternating source and disconnect it, but also to generate very large current signals or almost any required shape for it.

    The most common typical power electronics devices are:

    contactless switching devices alternating and direct current (breakers), designed to turn on or off a load in an alternating or direct current circuit and, sometimes, to regulate the power of the load;

    rectifiers, transforming a variable in one polarity (unidirectional);

    inverters, converting a constant into a variable;

    frequency converters, converting a variable of one frequency into a variable of another frequency;

    DC converters(converters) that convert a constant of one quantity into a constant of another quantity;

    phase number converters, converting an alternating variable with one number of phases into an alternating one with a different number of phases (usually single-phase is converted to three-phase or three-phase to single-phase);

    compensators(power factor correctors), designed to compensate for reactive power in the AC supply network and to compensate for distortions in the current and voltage waveforms.

    Essentially, power electronics devices perform the conversion of high-power electrical signals. That's why power electronics is also called converter technology.

    Power electronics devices, both standard and specialized, are used in all areas of technology and in almost any fairly complex scientific equipment.

    As an illustration, we indicate some objects in which power electronics devices perform important functions:

    Electric drive (control of speed and torque, etc.);

    Installations for electrolysis (non-ferrous metallurgy, chemical industry);

    Electrical equipment for transmitting electricity over long distances using direct current;

    Electrometallurgical equipment (electromagnetic mixing of metal, etc.);

    Electrothermal installations (induction heating, etc.);

    Electrical equipment for charging batteries;

    Computers;

    Electrical equipment of cars and tractors;

    Electrical equipment of aircraft and spacecraft;

    Radio communication devices;

    Equipment for television broadcasting;

    Devices for electric lighting (power supply for fluorescent lamps, etc.);

    Medical electrical equipment (ultrasound therapy and surgery, etc.);

    Power tools;

    Consumer electronics devices.

    The development of power electronics is also changing the very approaches to solving technical problems. For example, the creation of power field-effect transistors and IGBTs significantly contributes to expanding the scope of application of inductor motors, which in a number of areas are replacing commutator motors.

    A significant factor that has a beneficial effect on the spread of power electronics devices is the success of information electronics and, in particular, microprocessor technology. To control powerful electrical processes, increasingly complex algorithms are used, which can only be rationally implemented using sufficiently advanced information electronics devices.

    Effective joint use of advances in power and data electronics produces truly outstanding results.

    Existing devices for converting electrical energy into another type of energy when directly using semiconductor devices do not yet have high output power. However, encouraging results were obtained here as well.

    Semiconductor lasers convert electrical energy into coherent radiation energy in the ultraviolet, visible and infrared ranges. These lasers were proposed in 1959 and first implemented using gallium arsenide (GaAs) in 1962. Semiconductor-based lasers are characterized by high efficiency (above 10%) and long service life. They are used, for example, in infrared spotlights.

    Ultra-bright white LEDs, which appeared in the 90s of the last century, are already used in some cases for lighting instead of incandescent lamps. LEDs are significantly more economical and have a significantly longer service life. It is expected that the scope of LED lighting will expand rapidly.

    Reviewer Doctor of Technical Sciences F. I. Kovalev

    The principles of electrical energy conversion are outlined: rectification, inversion, frequency conversion, etc. The basic circuits of converting devices, methods of controlling them and regulating the main parameters are described, areas of rational use of various types of converters are shown. Features of design and operation are considered.

    For engineers and technicians who develop and operate electrical systems containing converter devices, as well as those involved in testing and servicing converter equipment.

    Rozanov Yu. K. Power Electronics Fundamentals. - Moscow, publishing house Energoatomizdat, 1992. - 296 p.

    Preface
    Introduction

    Chapter one. Basic elements of power electronics
    1.1. Power semiconductors
    1.1.1. Power diodes
    1.1.2. Power transistors
    1.1.3. Thyristors
    1.1.4. Applications of power semiconductor devices
    1.2. Transformers and reactors
    1.3. Capacitors

    Chapter two. Rectifiers
    2.1. General information
    2.2. Basic rectification circuits
    2.2.1. Single-phase full-wave circuit with midpoint
    2.2.2. Single-phase bridge circuit
    2.2.3. Three-phase circuit with midpoint
    2.2.4. Three-phase bridge circuit
    2.2.5. Multi-bridge circuits
    2.2.6. Harmonic composition of rectified voltage and primary currents in rectification circuits
    2.3. Switching and operating modes of rectifiers
    2.3.1. Switching currents in rectification circuits
    2.3.2. External characteristics of rectifiers
    2.4. Energy characteristics of rectifiers and ways to improve them
    2.4.1. Power factor and efficiency of rectifiers
    2.4.2. Improving the power factor of controlled rectifiers
    2.5. Features of the operation of rectifiers for capacitive load and back-EMF
    2.6. Anti-aliasing filters
    2.7. Operation of a rectifier from a source of comparable power

    Chapter three. Inverters and frequency converters
    3.1. Grid-Driven Inverters
    3.1.1. Single Phase Mid Point Inverter
    3.1.2. Three-phase bridge inverter
    3.1.3. Power balance in a grid-driven inverter
    3.1.4. Main characteristics and operating modes of grid-driven inverters
    3.2. Autonomous inverters
    3.2.1. Current inverters
    3.2.2. Voltage inverters
    3.2.3. Voltage inverters based on thyristors
    3.2.4. Resonant inverters
    3.3. Frequency converters
    3.3.1. Frequency converters with intermediate DC link
    3.3.2. Direct Coupled Frequency Converters
    3.4. Regulation of the output voltage of autonomous inverters
    3.4.1. General principles of regulation
    3.4.2. Control devices for current inverters
    3.4.3. Output voltage regulation via pulse width modulation (PWM)
    3.4.4. Geometric addition of stresses
    3.5. Methods for improving the output voltage waveform of inverters and frequency converters
    3.5.1. The influence of non-sinusoidal voltage on electricity consumers
    3.5.2. Inverter output filters
    3.5.3. Reduction of higher harmonics in the output voltage without the use of filters

    Chapter Four. Regulators-stabilizers and static contactors
    4.1. AC voltage regulators
    4.2. DC regulators-stabilizers
    4.2.1. Parametric stabilizers
    4.2.2. Continuous stabilizers
    4.2.3. Switching regulators
    4.2.4. Development of switching regulator structures
    4.2.5. Thyristor-capacitor DC regulators with dosed energy transfer to the load
    4.2.6. Combined converter-regulators
    4.3. Static contactors
    4.3.1. Thyristor AC contactors
    4.3.2. Thyristor DC Contactors

    Chapter five. Converter control systems
    5.1. General information
    5.2. Block diagrams of control systems for converter devices
    5.2.1. Control systems for rectifiers and dependent inverters
    5.2.2. Direct Coupled Frequency Converter Control Systems
    5.2.3. Control systems for autonomous inverters
    5.2.4. Control systems for regulators and stabilizers
    5.3. Microprocessor systems in converter technology
    5.3.1. Typical generalized microprocessor structures
    5.3.2. Examples of using microprocessor control systems

    Chapter six. Applications of power electronic devices
    6.1. Areas of rational application
    6.2. General technical requirements
    6.3. Protection in emergency modes
    6.4. Operational monitoring and technical condition diagnostics
    6.5. Ensuring parallel operation of converters
    6.6. Electromagnetic interference
    References

    References
    1. GOST 20859.1-89 (ST SEV 1135-88). Semiconductor power devices of a single unified series. General technical conditions.

    2. Chebovsky O. G., Moiseev L. G., Nedoshivin R. P. Power semiconductor devices: Handbook. -2nd ed., revised. and additional M.: Energoatomizdat, 1985.

    3 Iravis V. Discrete power semiconductors //EDN. 1984. Vol. 29, N 18. P. 106-127.

    4. Nakagawa A.e.a. 1800V bipolar-mode MOSFET (IGBT) /A. Nakagawa, K. Imamure, K. Furukawa //Toshiba Review. 1987. N 161. P. 34-37.

    5 Chen D. Semiconductors: fast, tough and compact // IEEE Spectrum. 1987. Vol. 24, N 9. P. 30-35.

    6. Power semiconductor modules abroad / V. B. Zilbershtein, S. V. Mashin, V. A. Potapchuk, etc. // Electrical industry. Ser. 05. Power conversion technology. 1988. Vol. 18. P. 1-44.

    7. Rischmiiller K. Smatries intelligente Ihstungshalbeitereine neue Halblieter-generation // Electronikpraxis. 1987. N6. S. 118-122.

    8. Rusin Yu. S., Gorsky A. N., Rozanov Yu. K. Study of the dependence of the volumes of electromagnetic elements on frequency // Electrical industry. Conversion technology. 1983. No. 10. P. 3-6.

    9. Electric capacitors and capacitor installations: Handbook / V. P. Berzan, B. Yu. Gelikman, M. N. Guraevsky and others. Ed. G. S. Kuchinsky. M.: Energoatomizdat, 1987.

    10. Semiconductor rectifiers / Ed. F.I. Kovalev and G.P. Mostkova. M.: Energy, 1978.

    11. Circuit configuration of the GTO converter for superconducting magnetic energy storage / Toshifumi JSE, James J. Skiles, Kohert L., K. V. Stom, J. Wang//IEEE 19th Power Electronics Specialists Conference (PESC"88), Kyoto, Japan, April 11 - 14, 1988. P. 108-115.

    12. Rozanov Yu. K. Fundamentals of power converter technology. M.: Energy, 1979.

    13. Chizhenko I. M., Rudenko V. S., Seyko V. I. Fundamentals of converter technology. M.: Higher School, 1974.

    14. Ivanov V. A. Dynamics of autonomous inverters with direct switching. M.: Energy, 1979.

    15. Kovalev F.I., Mustafa G.M., Baregemyan G.V. Control by calculated forecast of a pulse converter with a sinusoidal output voltage // Electrical industry. Conversion technology. 1981. No. 6(34).P. 10-14.

    16. Middelbrook R. D. Isolation and multiple output extensions of a new optimum topology switching DC - tV - DC converter//IEEE Power Electronics Specialists Conference (PESC"78), 1978. P. 256-264.

    17. Bulatov O. G., Tsarenko A. I. Thyristor-capacitor converters. M. Energoizdat, 1982.

    18. Rozinov Yu. K. Semiconductor converters with a high-frequency link. M.: Energoatomizdat, 1987.

    19. Kalabekov A. A. Microprocessors and their application in signal transmission and processing systems. M.: Radio and communication, 1988.

    20. Stroganov R.P. Control machines and their application. M.: Higher School, 1986.

    21. Obukhov S.T., Ramizevich T.V. Application of microcomputers for controlling valve converters // Electrical industry. Conversion technology. 1983. Vol. 3(151). P. 9

    22. Control of valve converters based on microprocessors / Yu. M. Bykov, I. T. Par, L. Ya. Raskin, L. P. Detkin // Electrical engineering industry. Conversion technology. 1985. Vol. 10. P. 117.

    23. Matsui N., Takeshk T., Vura M. One-Chip Micro - Computer - Based controller for the MC Hurray Juneter // IEEE Transactions on industrial electronics, 1984. Vol. JE-31, N 3. P. 249-254.

    24. Bulatov O. G., Ivanov V. S., Panfilov D. I. Semiconductor chargers for capacitive energy storage devices. M.: Radio and communication, 1986.

    PREFACE

    Power electronics is a constantly developing and promising field of electrical engineering. Advances in modern power electronics have a major impact on the pace of technological progress in all advanced industrial societies. In this regard, there is a need for a wide range of scientific and technical workers to have a clearer understanding of the fundamentals of modern power electronics.

    Power electronics currently has fairly well-developed theoretical foundations, but the author did not set himself the task of even partially presenting them, since numerous monographs and textbooks are devoted to these issues. The contents of this book and the methodology for its presentation are intended primarily for engineering and technical workers who are not specialists in the field of power electronics, but are associated with the use and operation of electronic devices and apparatus and who want to gain an understanding of the basic principles of operation of electronic devices, their circuitry and general provisions for development and operation. In addition, most sections of the book can also be used by students of various technical educational institutions when studying disciplines whose curriculum includes issues of power electronics.

    Book "Fundamentals of Power Electronics" will allow a beginning radio amateur to step by step, with a soldering iron in his hands, through the thorns to the stars - from understanding the basics of power electronics to the mountain peaks of professional skill.

    The information presented in the book is divided into three categories of training levels for specialists in the field of power electronics. After mastering the next stage of preparation and answering unique exam questions, the student is “transferred” to the next level of knowledge.

    The book provides practical, theoretical and background information sufficient to enable the reader, as he progresses through the pages of the book, to independently calculate, assemble and configure the electronic design he likes. To improve the reader's professional skills, the book contains numerous useful tips proven by practice, as well as real circuits of electronic devices.
    The publication may be useful to readers of different ages and levels of training who are interested in the creation, design, improvement and repair of elements and components of power electronics.

    Introduction

    Chapter I. Mastering the basics of power electronics
    1.1. Definitions and laws of electrical engineering
    1.2. Basic elements of power electronics
    1.3. Series-parallel and other connection
    radio electronics elements
    Series-parallel connection of resistors
    Series-parallel connection of capacitors
    Series-parallel connection of inductors
    Series-parallel connection of semiconductor diodes
    Composite transistors
    Darlington and Sziklai-Norton schemes
    Parallel connection of transistors
    Serial connection of transistors
    1.4. Transients in RLC circuits
    Transients in CR and RC circuits
    Transient processes in LR and RL circuits
    Transients in CL and LC circuits
    1.5. Linear transformer power supplies
    Typical block diagram of a classic secondary power supply
    Transformer
    1.6. Rectifiers
    1.7. Power smoothing filters
    Single element single section C-filter
    Single element single link L filter
    Two-element single-link L-shaped LC filter
    Two Element Single Section L-shaped RC Filter
    Three-element single-link U-shaped diode smoothing filter
    Compensation filter
    Multi-link anti-aliasing filters
    Active filters
    Transistor anti-aliasing filter
    Filter with series transistor
    Filter with parallel connection of transistor
    Comparative characteristics of power supply filters
    1.8. Voltage stabilizers
    Parallel voltage stabilizer
    for increased load power
    Series voltage regulator
    Series compensation regulator
    using an operational amplifier
    Voltage stabilizers on integrated circuits
    1.9. Voltage converters
    Capacitor voltage converters
    Self-excited voltage converters
    Voltage converters with external excitation
    Switching voltage converters
    1.10. Questions and tasks for self-testing knowledge

    Chapter II. Practical power electronics designs
    2.1. Rectifiers
    Single-phase dual-channel and step-regulated rectifiers
    Schemes of three-phase (polyphase) rectifiers
    Half Wave Polyphase Rectifier
    2.2. Voltage multipliers
    2.3. Power smoothing filters
    2.4. DC Stabilizers
    Stable current generators
    Current mirror
    Stable current generators based on field-effect transistors
    Stable current generators based on field-effect and bipolar transistors
    Stable current generators using operational amplifiers
    GTS using specialized microcircuits
    2.5. Voltage stabilizers
    Voltage references
    Parallel type voltage stabilizers
    on specialized chips
    Switching stabilized voltage regulator
    Step-down switching voltage regulator
    Laboratory stabilized power supply
    Switching voltage stabilizers
    2.6. Voltage converters
    Boost DC/DC converter
    Stabilized voltage converter
    Voltage converter 1.5/9 V to power the multimeter
    Simple voltage converter 12/220 V 50 Hz
    Voltage converter 12V/230V 50 Hz
    Typical circuit of a DC/DC converter with galvanic isolation on TOPSwitch
    Voltage converter 5/5 V with galvanic isolation
    2.7. Voltage converters for powering gas-discharge and LED
    light sources
    Low-voltage power supply to LDS with adjustable brightness
    Voltage converter for powering a fluorescent lamp
    Converter for powering LDS on TVS-110LA
    Energy saving lamp power converter
    Drivers for powering LED light sources
    for powering LED light sources from galvanic
    AA or rechargeable batteries
    Voltage converters on microcircuits
    for powering LED light sources from AC mains
    2.8. Dimmers
    Dimmers for controlling the intensity of incandescent lamps
    Dimmers to control radiation intensity
    LED light sources
    2.9. Batteries and chargers
    Comparative battery characteristics
    Universal chargers
    for charging NiCd/NiMH batteries
    Li-Pol battery charge controller on a chip
    Charger for Li-Pol battery
    Device for charging LiFePO4 and Li-Ion batteries
    Automatic solar chargers
    Wireless chargers
    2.10. Regulators and stabilizers of electric motor shaft speed
    Characteristics of electric motors
    DC motors
    DC motor speed controllers
    on integrated circuits
    Automatic cooler speed controller for computer
    Temperature dependent fan switch
    Electric motor shaft speed stabilizer
    Adjusting and stabilizing the rotation speed of a DC motor
    Speed ​​Controller for DC Motor
    PWM speed controllers for DC motors
    Electric motor speed regulator with reversing
    AC motors
    Connecting a three-phase asynchronous electric motor
    to a single-phase network
    Three-phase voltage from electric motor
    Single-phase to three-phase voltage converter
    Three-phase voltage formers based on
    electronic analogue of the Scott transformer
    Wide-range three-phase voltage generator
    Frequency converters for powering three-phase asynchronous
    electric motors
    Using Pulse Width Modulation
    for regulating electric motor speed
    Stepper motor speed controller
    Motor overload protection device
    2.11. Power Factor Correctors
    Capacity Triangle
    Power factor correction methods
    Passive power factor correction
    Active power factor correction
    2.12. Mains voltage stabilizers
    Main characteristics of stabilizers
    Ferroresonant stabilizers
    Electromechanical stabilizers
    Electronic stabilizers
    Inverter stabilizers
    Uninterruptible or backup power supplies
    2.13. Repair and adjustment of power electronics components
    2.14. Questions and tasks for self-testing knowledge
    to move to the next step

    Chapter III. Professional technical solutions for power electronics issues
    3.1. Methodological foundations of engineering and technical creativity in solving
    practical problems of radio electronics
    3.2. Methods for solving creative problems
    Solving creative problems of the first level of complexity
    Time or zoom lens method
    Solving creative problems of the second level of complexity
    Brainstorming (brainstorming, brainstorming)
    Solving creative problems of the third level of complexity
    Functional and cost analysis
    Power electronics problems
    for the development of creative imagination
    3.3. Patents and new ideas in the field of power electronics
    New patents in the field of power electronics
    Compensation DC voltage stabilizer
    DC voltage stabilizer
    AC to DC Buck Converter
    Unipolar to bipolar voltage converter
    Micropower unipolar to bipolar voltage converter
    Barrier-resistive elements - baristors and their application
    Induction heating
    Current transformer for heating coolant
    3.4. Power electronics of unusual phenomena
    Paradoxical experiments and their interpretation
    Kirlian photography technique
    Installation for studying gas-discharge processes
    Circuitry of devices for Kirlian photography
    Generator for obtaining Kirlian photographs
    Devices for ultratone therapy
    Electronic radioactive dust collectors - electronic vacuum cleaner
    Ion engine
    Ionolet
    Ionophone or singing arc
    Plasma ball
    Simple linear accelerator - Gauss gun
    Railgun
    3.5. Features of the use of passive elements in power electronics
    Rows of resistor and capacitor values
    Resistors for power electronics
    Capacitors for power electronics
    Frequency characteristics of various types of capacitors
    Aluminum Electrolytic Capacitors
    Tantalum electrolytic capacitors
    Inductors for power electronics
    Basic parameters of inductors
    Frequency properties of inductors
    3.6. Features of the use of semiconductor devices in power electronics
    Properties of a p-p junction
    Bipolar transistors
    MOSFET and IGBT transistors
    3.7.Snubbers
    3.8. Cooling of power electronics elements
    Comparative characteristics of cooling systems
    Air cooling
    Liquid cooling
    Thermal coolers using the Peltier effect
    Piezoelectric active cooling modules
    3.9. Questions and tasks for self-testing knowledge

    Appendix 1. Methods for winding toroidal transformers
    Appendix 2. Safety precautions during manufacturing and commissioning
    and operation of power electronics devices
    List of literature and Internet resources

    Download Fundamentals of Power Electronics (2017) Shustov M.A.