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Electrotechnics Ⅰ (Electrical Technology)
第4次开课
开课时间: 2024年02月26日 ~ 2024年05月15日
学时安排: 3
当前开课已结束 已有 90 人参加
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课程详情
课程评价(39)
spContent=Electrotechnics is an important fundamental engineering course for majors not related to electricity in colleges and universities. Electrotechnics involves the basic contents of electrical engineering, electronic information engineering, control engineering and many other fields.
Electrotechnics is an important fundamental engineering course for majors not related to electricity in colleges and universities. Electrotechnics involves the basic contents of electrical engineering, electronic information engineering, control engineering and many other fields.
—— 课程团队
课程概述

Through this course, Students will acquire the basic theories, basic concepts and basic analysis methods necessary in the field of electrical technology. They will also gain the general knowledge of electricity usage and are expected to master the working principles and usage methods of commonly used circuits and electrical equipment.

The aim of the course is to lay the necessary foundation of electrical technology for studying follow-up courses and engaging in the engineering technology related to electrical technology. Students can solve simple electrical problems encountered in their own field of study and have the ability to communicate with experts in the field of electrical engineering.

授课目标

1. A brief understanding of the development of electrical technology and the role of electrical technology in the progress of human civilization and development trends.

2. Master the basic theory, basic concepts and basic analysis methods of electrical technology and lay a preliminary theoretical foundation of electrical science.

3. Master the working principle of common electrical components & equipment. Understand the operating characteristics of electrical equipment and related systems. Improve the ability to analyze and solve practical problems;

4. Master the design method of simple electrical system. Have the ability to design simple electric drive control system.

5. Raise the awareness of electricity safety and understand common electrical connection methods.

6. Develop students' ability of simple academic exchange with experts in the field of electrical and electronic engineering.

课程大纲

Chapter One DC Circuit

1.1 Function and components

1.2 Basic quantities

1.3 Circuit conditions

1.4 Reference point and reference direction

1.5 Ideal circuit elements

1.6 Practical sources

1.7 Kirchhoff’s Law

1.8 Branch Current Analysis

1.9 Superposition theorem

1.10 Equivalent Source Theorem

Assignments for Chapter One

Test for Chapter One

Assignments for Chapter One-2

Chapter Two Transient analysis

2.1 Basic concept

2.2 Switching law

2.3 Three-element method for first order circuit  / 2.3.1 Basic concept

2.3.2 Initial value

2.3.3 Steady state value                /2.3.4 Time constant

2.4 Transient Analysis for RC Circuit       /  2.5Transient Analysis for RL Circuit

Assignments for Chapter Two

Test for Chapter Two

Chapter Three AC Circuits

3.1  Introduction to AC

3.2 Phasor representation/3.2.1 Phasor representation of sine wave

3.2.2 Phasor representation of sinusoidal AC

3.3 Single parameter AC circuit

3.4 Series AC circuit/3.4.1 Series RLC circuits

3.4.2 Series impedance circuit

3.5 Parallel AC circuits

3.6 Power in AC circuits

3.7 Power Factor

Test for Chapter Three

Assignments for Chapter Three

Assignments for Chapter Three-2

Chapter Four  Three-phase circuits

4.1 Three-phase power supply

4.2 Three-phase load

4.3 Three-Phase Power

Teat for Chapter Four

Assignments for Chapter Four

Chapter  Five Transformer

5.1 Magnetic circuit-5.1.1 Basic quantities

5.1.2 Magnetic properties

5.1.3 Ohm's law for magnetic circuit

5.2 Electromagnet-5.2.1 Introduction

5.2.2 DC electromagnet

5.2.3 AC electromagnet

5.3 Working Principle

5.3.1 Voltage transformation

5.3.2 Current transformation

5.3.3 Impedance transformation

5.3.4 Power transfer

5.4 Basic Structure of Transformers

Assignments for Chapter Five

Test for Chapter Five

Chapter Six Electric Motor

6.1 Introduction

6.2 Operating Principle-6.2.1Rotating magnetic field

6.2.2 Operating Principle

6.2.3 Power transfer

6.3 Nameplate

6.4 Mechanical characteristics

6.5 Starting method

6.6 Speed control method

Test for Chapter Six

Assignments for Chapter Six

Chapter 7 Electrical Automatic Control

7.1 Manual control

7.2 Automatic start-stop control-7.2.1-7.2.2-7.2.3

7.2.4 Control circuit

7.3 Forward-reverse control

7.4  Sequence control

7.5  Limit Control

7.6  Time Control

展开全部
预备知识

Fundamentals of Engineering Mathematics Analysis, College Physics.


参考资料

(1)Tang Jie, Liu Yunhong, Sheng Xianjun, Wang Ning. Electrotechnics Learning Guidance and Problem Solution (Fourth Edition). Higher Education Press, 2014.7.

(2)Allan R. Hambley.  Electrical Engineering, Principles and Applications (Forth Edition, Chinese version). Publishing House of Electronics Industry . 2014.9.

(3)Allan R. Hambley. Electrical Engineering, Principles and Applications (Fifth edition, English version) . Publishing House of Electronics Industry.  2012.10.


Dalian University of Technology
2 位授课老师
Yunhong LIU

Yunhong LIU

Professor

wangning

wangning

教授

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