1. Circuit modelling in Matlab/Simulink
Michal Maciejewski
TE-MPE-PE

2. Outline Few words about me PSpice vs. Matlab/Simulink
Simulink features
Conclusions

3. About me
Fifth-year Automatic Control and Robotics student at Technical University of Lodz
Keen on football
2-years control theory research experience
Solid professional background

4. Technical Skills Good academic background:
Control Theory, DSP, Electrotechnics
Solid programming skills
Experience in object oriented programming (C++, Java, C#)
Good knowledge of graphical system design (LabVIEW)
Experience in simulation tools (Matlab/Simulink, PSpice, PSIM)

5. Pspice vs. Matlab/Simulink
Feature
PSpice
Matlab/Simulink
Frequency domain analysis
Yes No
Advanced analysis
No*
User friendly (support, model design)
Multidomain components
Ability to post-process results
Poor
Good
Automated model design
Hard
Simple

6. Matlab/Simulink features
Huge variety of built-in functions
Seamless connection Matlab ↔ Simulink
Modular and scalable code and models
Graphical User Interface
Good support (tutorials, books, webinars)

7. Simscape Multidomain physical systems environment
Libraries with basic and user-defined libraries
Automatic conversion of physical units
Object oriented Simscape language
Automatically created differential-algebraic equations

8. Custom component - demo
𝑉𝑎𝑟𝑖𝑎𝑏𝑙𝑒 𝑇ℎ𝑒𝑟𝑚𝑎𝑙 𝑀𝑎𝑠𝑠

9. Automated model design - demo
Uses few Matlab functions
add_block()
set_param()
add_line()
get_param()
𝑁 𝑥

10. Thank you for attention!