Course title
G00050001
Electric Circuits 2

 KOIKE Yoshikazu

KAMATA Norihiko
Course description
This lecture includes basics of AC circuit analysis, such as (1) Resonance circuit, (2) Mutual inductive coupled circuit, (3) Frequency analysis by using Fourier series expansion, (4) Three-phase AC signal analysis, (5) Two-port circuit analysis.
Purpose of class
The electric circuit is indispensable for research and development of all kind of recent electronic devices. Especially, when debugging a malfunction system, a Fourier series expansion and two-port analyses lectured in this course are very important.
Goals and objectives
  1. Students who acquired the credit can explain LCR series and/or parallel resonance circuits.
  2. Students who acquired the credit can explain mutual inductive coupled circuit, and analyze its voltage and current characteristics.
  3. Students who acquired the credit can do frequency analysis by using Fourier series expansion.
  4. Students who acquired the credit can explain three-phase AC analysis.
  5. Students who acquired the credit can explain two-port circuit, such as Z-, Y-, F-, H-parameters.
Relationship between 'Goals and Objectives' and 'Course Outcomes'

 Tests (4 times) Subjects (10 times) Total.
1. 15% 10% 25%
2. 7% 5% 12%
3. 8% 5% 13%
4. 15% 10% 25%
5. 15% 10% 25%
Total. 60% 40% -
Evaluation method and criteria
4 times exercise : 15% X 4 = 60%
10 times report : 4% X 10 = 40%
60% evaluation criteria: Students can describe the appropriate formulas in the report and the exercises.
Language
Japanese
Class schedule

 Class schedule HW assignments (Including preparation and review of the class.) Amount of Time Required
1. Resonance circuit (1)
:LCR series resonance circuit 		Prepare for pp.101 - 109 in the textbook. 180minutes
2. Resonance circuit (2)
:LCR parallel resonance circuit

Linearity and Duality for AC circuits (1)
:Superposition theorem for AC circuits
:Thevenin's theorem for AC circuits 		Prepare for pp.130 - 140 in the textbook. 180minutes
3. Exercise (1st)

Linearity and Duality for AC circuits (2)
:Norton's theorem for AC circuits 		Review the 1st and 2nd class. 240minutes
4. Mutual inductive coupled circuit.
: self inductance and mutual inductance
: ideal transformer 		Prepare for pp.110 - 116 in the textbook. 180minutes
5. Fourier series expansion

Period variable.
: effective value: root-mean square value.
: form factor
: crest factor 		Prepare for pp.117 - 122 in the textbook. 180minutes
6. Examples of the Fourier series expansion
: periodical expression by Fourier series 		Prepare for pp. 122 - 129 in the textbook. 180minutes
7. Exercise (2nd)

Examples of the Fourier series expansion
: rectified half-wave
: square wave
: triangle wave 		Review the 4th, 5th and 6th class. 240minutes
8. Three phase AC
: features and expressions 		Prepare for pp.156 - 159 in the textbook. 180minutes
9. Three phase AC
: Y connection and Delta connection 		Prepare for pp.159 - 164 in the textbook. 180minutes
10. Exercise (3rd)

Three phase AC supplied to symmetrical and balanced load. 		Prepare for pp. 172 - pp.179 in the textbook. 240minutes
11. Two-port circuits
: Impedance matrix (Z-parameter) 		Prepare for pp.172 - 184 in the textbook. 180minutes
12. Two-port circuits
: admittance matrix 		Prepare for pp.180 - 184 in the textbook. 180minutes
13. Two-port circuits
: reciprocity and symmetry
: input impedance
: Thevenin resistance
: Thevenin voltage 		Prepare for pp.185 - 191 in the textbook. 180minutes
14. Fundamental matrix (F-matrix, F-parameter)
: cascade connection of two-port circuits
Hybrid Matrix (H-matrix, h-parameter) 		Prepare for pp.192 - pp. 202 in the textbook. 240minutes
Review the 11st, 12st and 13st class materials.
Total. - - 2760minutes
Feedback on exams, assignments, etc.
ways of feedback specific contents about "Other"
Feedback in the class
Textbooks and reference materials
(Textbook)
"Electric circuits", S. Takada, et. al., Jikkyou Syuppan, ISBN：978-4-407-31316-1.
Handouts of presentation slides for lecture summary will be distributed.
Prerequisites
It is desireble that all the courses of "Electric circuit 1" and "Mathematics for Electrical and Electronic Engineering 1".
Office hours and How to contact professors for questions
  • After class end in the classroom #2201 in Omiya campus from 12:30PM until 12:45PM.
Regionally-oriented
Non-regionally-oriented course
Development of social and professional independence
  • Course that cultivates an ability for utilizing knowledge
Active-learning course
More than one class is interactive
Course by professor with work experience
Work experience Work experience and relevance to the course content if applicable
N/A N/A
Education related SDGs:the Sustainable Development Goals
  • 9.INDUSTRY, INNOVATION AND INFRASTRUCTURE
Last modified : Sat Mar 22 04:06:38 JST 2025