Electrical Technology and Electronic Technology (China University of Mining and Technology)

This course mainly studies the basic working principles and applications of electrical and electronic devices and electrical and electronic circuits. Through the study of this course, students in non-electrical majors can acquire the necessary basic theories, basic knowledge and basic skills of electrical and electronic technology, cultivate students' ability to analyze electrical and electronic circuits and preliminary design of electrical and electronic circuits, and prepare them for subsequent courses and those engaged in this field. Professional related engineering technology.

• Chapter 1：introduction (42 minutes and 59 seconds)

• Chapter 2：The function and composition of circuits, circuit models, reference directions, Ohm's law (40 minutes and 39 seconds)

• Chapter 3：The working status of the power supply (26 minutes and 2 seconds)

• Chapter 4：Kirchhoff's law, concept and calculation of potential in circuits (34 minutes and 26 seconds)

• Chapter 5：Equivalent transformation of series-parallel connection of resistors, equivalent transformation of star connection and delta connection of resistors (35 minutes and 45 seconds)

• Chapter 6：Two models of power supply and their equivalent transformations (41 minutes and 48 seconds)

• Chapter 7：branch current method (31 minutes and 26 seconds)

• Chapter 8：node voltage method (38 minutes and 55 seconds)

• Chapter 9：superposition theorem (26 minutes and 54 seconds)

• Chapter 10：Thevenin's Theorem and Norton's Theorem (46 minutes and 52 seconds)

• Chapter 11：Analysis of controlled power circuits (16 minutes and 36 seconds)

• Chapter 12：Resistive elements, inductive elements and capacitive elements, energy storage elements and circuit switching rules (47 minutes and 3 seconds)

• Chapter 13：RC circuit response (36 minutes and 22 seconds)

• Chapter 14：Three-element method for transient analysis of first-order linear circuits (42 minutes and 15 seconds)

• Chapter 15：Differential circuit, integral circuit, and response of RL circuit (43 minutes and 45 seconds)

• Chapter 16：Phasor representation of sinusoidal voltage, current, and sinusoidal quantities (51 minutes and 36 seconds)

• Chapter 17：Single parameter AC circuit (43 minutes and 11 seconds)

• Chapter 18：AC circuit with resistors, inductors and capacitors connected in series (1) (44 minutes and 2 seconds)

• Chapter 19：AC circuit with resistors, inductors and capacitors connected in series (2), series connection of impedances (43 minutes and 33 seconds)

• Chapter 20：Series and parallel connection of impedance (3) (56 minutes and 54 seconds)

• Chapter 21：Analysis and calculation of complex sinusoidal AC circuits, resonant circuits, and power factor improvement (1) (44 minutes and 57 seconds)

• Chapter 22：Analysis and calculation of complex sinusoidal AC circuits, resonant circuits, and improvement of power factor (2) (46 minutes and 12 seconds)

• Chapter 23：Three-phase voltage, three-phase circuit with star-connected load, three-phase circuit with delta-connected load (1) (29 minutes and 27 seconds)

• Chapter 24：Three-phase voltage, three-phase circuit with star-connected load, three-phase circuit with delta-connected load (2) (32 minutes and 51 seconds)

• Chapter 25：Three phase power (46 minutes and 12 seconds)

• Chapter 26：Electricity safety (26 minutes and 36 seconds)

• Chapter 27：Transformer structure, principle, external characteristics and efficiency (1) (52 minutes and 59 seconds)

• Chapter 28：Transformer structure, principle, external characteristics and efficiency (2) (36 minutes and 23 seconds)

• Chapter 29：Polarity of transformer windings, special transformers (44 minutes and 13 seconds)

• Chapter 30：Structure of three-phase asynchronous motor (23 minutes and 17 seconds)

• Chapter 31：The rotation principle of three-phase asynchronous motor (49 minutes and 25 seconds)

• Chapter 32：Circuit analysis of three-phase asynchronous motor (26 minutes and 32 seconds)

• Chapter 33：Torque and mechanical characteristics of three-phase asynchronous motors (44 minutes and 6 seconds)

• Chapter 34：Starting and speed regulation of three-phase asynchronous motor (45 minutes and 16 seconds)

• Chapter 35：Braking of three-phase asynchronous motor (21 minutes and 58 seconds)

• Chapter 36：Nameplate data and selection of three-phase asynchronous motors (23 minutes and 59 seconds)

• Chapter 37：The structure of DC motor, the basic working principle and mechanical characteristics of DC motor (51 minutes and 54 seconds)

• Chapter 38：Starting, reversing and speed regulation of shunt motors (37 minutes and 56 seconds)

• Chapter 39：Commonly used control appliances (44 minutes and 52 seconds)

• Chapter 40：Cage motor direct starting, forward and reverse control circuit (42 minutes and 32 seconds)

• Chapter 41：Stroke control, time control (42 minutes and 30 seconds)

• Chapter 42：The structure and working mode of programmable controller (48 minutes and 15 seconds)

• Chapter 43：Programming of programmable controller (1) (51 minutes and 38 seconds)

• Chapter 44：Programming of programmable controller (2) (49 minutes and 49 seconds)

• Chapter 45：Programmable controller application examples (18 minutes and 29 seconds)

• Chapter 46：Design of relay contactor control system (41 minutes and 11 seconds)

• Chapter 47：Programmable controller system design (41 minutes and 10 seconds)

• Chapter 48：Electrical Technology Review (57 minutes and 51 seconds)

• Chapter 49：Conductive properties of semiconductors, PN junction and its unidirectional conductivity (36 minutes and 0 seconds)

• Chapter 50：Diode, Zener diode (52 minutes and 9 seconds)

• Chapter 51：Bipolar transistors, optoelectronic devices (1) (49 minutes and 37 seconds)

• Chapter 52：Bipolar transistors, optoelectronic devices (2) (22 minutes and 8 seconds)

• Chapter 53：Common emitter amplifier circuit composition (48 minutes and 49 seconds)

• Chapter 54：Static analysis of amplifier circuits (27 minutes and 19 seconds)

• Chapter 55：Dynamic analysis of amplifier circuits (1) (36 minutes and 29 seconds)

• Chapter 56：Dynamic analysis of amplifier circuits (2) (41 minutes and 38 seconds)

• Chapter 57：Dynamic analysis of amplifier circuits (3) (24 minutes and 32 seconds)

• Chapter 58：Stability of static operating point (1) (44 minutes and 3 seconds)

• Chapter 59：Stability of static operating point (2) (20 minutes and 25 seconds)

• Chapter 60：Frequency characteristics of amplifier circuit (9 minutes and 36 seconds)

• Chapter 61：emitter output (52 minutes and 52 seconds)

• Chapter 62：Differential amplifier circuit (55 minutes and 57 seconds)

• Chapter 63：power amplifier (37 minutes and 4 seconds)

• Chapter 64：Field effect transistor and its amplifier circuit (32 minutes and 11 seconds)

• Chapter 65：A brief introduction to integrated operational amplifiers (34 minutes and 51 seconds)

• Chapter 66：Application of operational amplifiers in signal operations (1) (46 minutes and 13 seconds)

• Chapter 67：Application of operational amplifiers in signal operations (2) (38 minutes and 46 seconds)

• Chapter 68：Application of operational amplifiers in signal operations (3) (46 minutes and 3 seconds)

• Chapter 69：Active filter, sample and hold circuit (37 minutes and 22 seconds)

• Chapter 70：Voltage Comparator(1) (37 minutes and 40 seconds)

• Chapter 71：Voltage comparator(2) (30 minutes and 3 seconds)

• Chapter 72：Applications of operational amplifiers in waveform generation (19 minutes and 51 seconds)

• Chapter 73：Basic concepts of feedback, negative feedback in amplifier circuits (1) (47 minutes and 0 seconds)

• Chapter 74：Negative feedback in amplifier circuits (2) (46 minutes and 22 seconds)

• Chapter 75：Negative feedback in amplifier circuits (3) (26 minutes and 47 seconds)

• Chapter 76：Positive feedback in oscillator circuits (1) (41 minutes and 47 seconds)

• Chapter 77：Positive feedback in oscillator circuit (2) (20 minutes and 25 seconds)

• Chapter 78：Rectifier circuit(1) (39 minutes and 29 seconds)

• Chapter 79：Rectifier circuit(2) (23 minutes and 41 seconds)

• Chapter 80：filter (48 minutes and 12 seconds)

• Chapter 81：DC regulated power supply (54 minutes and 40 seconds)

• Chapter 82：Power electronics (40 minutes and 49 seconds)

• Chapter 83：Controlled rectifier circuit (1) (38 minutes and 50 seconds)

• Chapter 84：Controlled rectifier circuit (2) (26 minutes and 28 seconds)

• Chapter 85：Inverter circuit (18 minutes and 41 seconds)

• Chapter 86：Pulse signal (16 minutes and 39 seconds)

• Chapter 87：Basic gate circuits and their combinations (41 minutes and 6 seconds)

• Chapter 88：TTL gate circuit and CMOS gate circuit (52 minutes and 5 seconds)

• Chapter 89：Logical Algebra(1) (48 minutes and 37 seconds)

• Chapter 90：Logical Algebra(2) (41 minutes and 4 seconds)

• Chapter 91：Analysis and synthesis of combinational logic circuits (54 minutes and 43 seconds)

• Chapter 92：Adder (20 minutes and 51 seconds)

• Chapter 93：Encoder (29 minutes and 51 seconds)

• Chapter 94：Decoders and digital displays, data selectors and data distributors (45 minutes and 1 seconds)

• Chapter 95：bistable flip-flop(1) (44 minutes and 43 seconds)

• Chapter 96：bistable flip-flop(2) (46 minutes and 42 seconds)

• Chapter 97：register (34 minutes and 14 seconds)

• Chapter 98：Counter(1) (42 minutes and 26 seconds)

• Chapter 99：Counter(2) (33 minutes and 8 seconds)

• Chapter 100：Counter(3) (55 minutes and 23 seconds)

• Chapter 101：555 timer and its application(1) (38 minutes and 15 seconds)

• Chapter 102：555 timer and its application(2) (29 minutes and 48 seconds)

• Chapter 103：ROM(1) (48 minutes and 12 seconds)

• Chapter 104：rom(2) (46 minutes and 26 seconds)

• Chapter 105：random access memory (36 minutes and 35 seconds)

• Chapter 106：programmable logic device (35 minutes and 14 seconds)

• Chapter 107：D_A conversion (37 minutes and 36 seconds)

• Chapter 108：A_D conversion (30 minutes and 55 seconds)

• Chapter 109：Design of traffic light control system (33 minutes and 5 seconds)

• Chapter 110：Design of traffic light control system (2) (37 minutes and 1 seconds)

• Chapter 111：Comprehensive application of analog devices - simple lighting delay circuit (19 minutes and 1 seconds)

• Chapter 112：Comprehensive application of analog devices - temperature control circuit (30 minutes and 24 seconds)

• Chapter 113：Comprehensive application of analog devices - power supply overvoltage and undervoltage protection circuits (33 minutes and 6 seconds)

• Chapter 114：Electrical and electronic technology course learning and innovation awareness cultivation (55 minutes and 38 seconds)