
Bartlomiej Ufnalski
Institute of Control and Industrial Electronics, Warsaw Univ. of Tech.
www.ufnalski.edu.pl Professional Interests: computational intelligence, optimal control, repetitive control, iterative learning control, particle swarm optimization, dynamic optimization problems (DOPs). Personal interests: inspiring my daughter to learn automatic control and robotics -- mainly using LEGO Mindstorms (Scratch and Python), Arduino IDE and STM32CubeIDE.
C, MATLAB, Arduino
Spoken Languages:
English
Statistics
67 Files
RANK
N/A
of 282,039
REPUTATION
N/A
CONTRIBUTIONS
0 Questions
0 Answers
ANSWER ACCEPTANCE
0.00%
VOTES RECEIVED
0
RANK
158 of 19,073
REPUTATION
7,687
AVERAGE RATING
4.60
CONTRIBUTIONS
67 Files
DOWNLOADS
470
ALL TIME DOWNLOADS
72249
RANK
of 134,468
CONTRIBUTIONS
0 Problems
0 Solutions
SCORE
0
NUMBER OF BADGES
0
CONTRIBUTIONS
0 Posts
CONTRIBUTIONS
0 Public Channels
AVERAGE RATING
CONTRIBUTIONS
0 Highlights
AVERAGE NO. OF LIKES
Content Feed
Submitted
Erroneous use of the Naslin polynomial method
Erroneous use of the Naslin polynomial method is presented. This is to clarify some common mistakes to watch out for.
1 year ago | 4 downloads |
Submitted
State feedback versus cascade control systems
Similarities and differences between state feedback and cascade control systems are discussed.
1 year ago | 3 downloads |

Submitted
LEGO Mindstorms EV3 OmniBot using Simulink
My take on LEGO Mindstorms EV3 holonomic platform using three omniwheels. Mostly for high schoolers to demonstrate that engineer...
2 years ago | 1 download |
Submitted
LEGO Mindstorms EV3 MecanumBot using Simulink
My take on LEGO Mindstorms EV3 holonomic platform using four mecanum wheels. Mainly to reveal the concept to my daughter.
2 years ago | 1 download |

Submitted
Particle swarm optimization in 2D space
Particle swarm optimizer for 2D problems z=f(x,y).
2 years ago | 2 downloads |
Submitted
ELO speed estimator in the loop
This is a solution to the problem posed in "Extended Luenberger observer for speed-sensorless AC motor drive".
2 years ago | 3 downloads |
Submitted
Constrained full state feedback control system
A ground-breaking solution to address the challenge of imposing constraints in a full-state feedback control system is proposed....
3 years ago | 5 downloads |
Submitted
Particle swarm optimization
Particle swarm optimizer for 1D problems y=f(x).
3 years ago | 1 download |
Submitted
Control Systems for People in a Hurry
A scrapbook/Handouts intended to evolve into a fully fledged handbook.
3 years ago | 3 downloads |

Submitted
DRFOC drive with flux neuroestimator
Direct Rotor Field Oriented Controlled (DRFOC) drive with two different flux calculators/estimators.
3 years ago | 2 downloads |

Submitted
PWM converter delay
Pulse width modulated (PWM) converters introduce a delay of 0.5*T. The delay should be taken into account when controller is tun...
3 years ago | 3 downloads |

Submitted
Comparative study of two repetitive control techniques
Comparative study of two repetitive process control techniques for a grid-tie converter under distorted grid voltage conditions....
3 years ago | 6 downloads |

Submitted
Kalman filtering for beginners
The inner workings of the Kalman filter are derived. No optimization nor matrix algebra is employed.
3 years ago | 5 downloads |

Submitted
PI controller code in C and Python
A brief demonstration of the capability of Simulink to execute C/C++ and Python code as a part of the numerical model.
3 years ago | 4 downloads |
Submitted
Internal model principle
The concept of internal models is demonstrated here.
3 years ago | 3 downloads |

Submitted
LEGO Mindstorms EV3 BallBot using Simulink
My take on LEGO Mindstorms EV3 balancing BallBot using a holonomic platform with three omniwheels and two gyroscopes.
4 years ago | 1 download |
Submitted
LEGO Mindstorms EV3 Line Follower using Simulink
My take on LEGO Mindstorms EV3 Line Follower using two light sensors. Mostly for high schoolers to demonstrate that engineering ...
4 years ago | 4 downloads |

Submitted
LEGO Mindstorms EV3 GyroBoy using Simulink
My take on LEGO Mindstorms EV3 GyroBoy using Simulink. Mostly for high schoolers to demonstrate that engineering is fun.
4 years ago | 17 downloads |
Submitted
Repetitive controller with conditional learning
A conditional learning algorithm for an iterative learning controller (ILC) is illustrated here.
5 years ago | 4 downloads |

Submitted
Particle swarm based repetitive spline compensator
Particle swarm based repetitive spline compensator in two different arrangements is demonstrated.
5 years ago | 2 downloads |

Submitted
Full-state feedback servo controller tuning using PSO
An a la linear quadratic regulator.
5 years ago | 2 downloads |

Submitted
Full-state feedback controller tuning using PSO
A la linear quadratic regulator.
6 years ago | 5 downloads |

Submitted
MPPT for PV using PSO
A novel hybrid maximum power point tracking (MPPT) concept is demonstrated.
6 years ago | 68 downloads |
Submitted
PSO based parameter identification
Yet another demonstration for my students.
6 years ago | 2 downloads |

Submitted
ILC vs. MOSC
Iterative learning controller (ILC) versus multioscillatory controller (MOSC) battle.
6 years ago | 5 downloads |

Submitted
Bipolar vs. unipolar PWMs
Yet another demonstration for my students.
6 years ago | 2 downloads |

Submitted
Particle swarm based repetitive spline compensator with a hybrid learning formula
Particle swarm based repetitive spline compensator with a hybrid learning formula is demonstrated.
6 years ago | 3 downloads |

Submitted
Hybrid swarm-based repetitive controller with adaptive forgetting for a grid-tie converter
Inner workings of a swarm-based repetitive controller with adaptive forgetting are demonstrated.
6 years ago | 10 downloads |

Submitted
Two-axis CNC RC cutting machine
Yet another demo for my students.
6 years ago | 5 downloads |