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XuetangX

Electric Circuits

Kunming University of Science and Technology via XuetangX

Overview

By the end of this course, the successful student will be able to:

1.  Understands the relations between voltage and current of basic circuit elements, such as resistance, capacitance, inductance, ideal voltage source, ideal current source, and controlled source.

2.  Understands and applies the basic voltage and current laws such as Kirchhoff Current Law and Kirchhoff Voltage Law in the identification, formulation, and solution of basic problem of circuit analysis.

3.  Understands and applies the basic method such as nodal analysis and mesh analysis in the formulation and solution of circuit analysis.

4.  Understand and applies the Superposition principle, Thevenin theorem, and Norton theorem, and source transformation in the identification, formulation, and solution of basic problem of circuit analysis.

5.  Understand and applies the virtual short circuit and virtual open circuit principle in the solution of circuit analysis containing operational amplifier.

6.  Understands and applies the time domain analysis of first-order circuit.

7.  Understands and applies the analysis methods for single-phase alternative current circuits.

8.  Understands and applies the phasor method for alternative current circuits.

Conducts experiments using the basic principles of circuit analysis and analyze and interpret the obtained results.

Syllabus

  • Chapter 1. Basic Concepts of Electric Circuits
    • 1.1 Systems of Units
    • 1.2 Current and voltage, reference direction of current and voltage
    • 1.3 Power and energy
    • 1.4 Circuit elements, resistance, voltage source, current source, and controlled source
  • Chapter 2. Basic Laws
    • 2.1 Ohm’s Law
    • 2.2 Nodes, Branches, and Loops
    • 2.3 Kirchhoff law (KCL and KVL)
    • 2.4 Series Resistors and Voltage Division
    • 2.5 Parallel Resistors and Current Division
    • 2.6 Equivalent transformation between Y connection and Δconnection of resistances;
  • Chapter 3. General Analysis of Resistant circuits
    • 3.1 Nodal Analysis
    • 3.2 Nodal Analysis with Voltage Sources
    • 3.3 Mesh Analysis
    • 3.4 Mesh Analysis with Current Sources
  • Chapter 4. Circuit Theorems
    • 4.1 Linearity Property
    • 4.2 Superposition
    • 4.3 Source Transformation
    • 4.4 Thevenin’s Theorem
    • 4.5 Norton’s Theorem
    • 4.6 Maximum Power Transfer
  • Chapter 5. Resistant Circuits with Operational Amplifier
    • 5.1 Operational amplifier
    • 5.2 Ideal Op Amp
    • 5.3 Analysis of circuits with operational amplifier
  • Chapter 6. Energy-storage Elements
    • 6.1 Capacitors
    • 6.2 Series and parallel connections of capacitors
    • 6.3 Inductors
    • 6.4 Series and parallel connections of inductors
  • Chapter7. Time Domain Analysis of First-order Circuit
    • 7.1 The Source-Free RC Circuit
    • 7.2 The Source-Free RL Circuit
    • 7.3 Step Response of an RC Circuit
    • 7.4 Step Response of an RL Circuit
  • Chapter 8. Sinusoids and Phasors
    • 8.1 Sinusoids
    • 8.2 Phasors
    • 8.3 Phasor Relationships for Circuit Elements
    • 8.4 Impedance and admittance;
    • 8.5 Kirchhoff’s Laws in the Frequency Domain
    • 8.6 Impedance Combinations
  • Chapter 9. Analysis of Sinusoidal Steady-state Circuit
    • 9.1 Nodal Analysis
    • 9.2 Mesh Analysis
    • 9.3 Superposition Theorem
    • 9.4 Source Transformation
    • 9.5 Thevenin and Norton Equivalent Circuits
    • 9.6 Op Amp AC Circuits

Taught by

Jianlong Shao and Tianqi Xu

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