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Bartlomiej Ufnalski


Institute of Control and Industrial Electronics, Warsaw Univ. of Tech.

Last seen: 3 months ago Active since 2014

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 EV3).

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Submitted


Particle swarm optimization in 2D space
Particle swarm optimizer for 2D problems z=f(x,y).

3 months ago | 7 downloads |

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ELO speed estimator in the loop
This is a solution to the problem posed in "Extended Luenberger observer for speed-sensorless AC motor drive".

4 months ago | 7 downloads |

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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....

9 months ago | 2 downloads |

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Particle swarm optimization
Particle swarm optimizer for 1D problems y=f(x).

9 months ago | 22 downloads |

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Control Systems for People in a Hurry
A scrapbook/Handouts intended to evolve into a fully fledged handbook.

1 year ago | 2 downloads |

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DRFOC drive with flux neuroestimator
Direct Rotor Field Oriented Controlled (DRFOC) drive with two different flux calculators/estimators.

1 year ago | 6 downloads |

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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...

1 year ago | 8 downloads |

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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....

1 year ago | 6 downloads |

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FOC PMSM drive
Permanent magnet synchronous motor drive.

1 year ago | 80 downloads |

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Kalman filtering for beginners
The inner workings of the Kalman filter are derived. No optimization nor matrix algebra is employed.

1 year ago | 8 downloads |

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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.

1 year ago | 10 downloads |

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Internal model principle
The concept of internal models is demonstrated here.

1 year ago | 10 downloads |

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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 |

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LEGO Mindstorms EV3 BallBot using Simulink
My take on LEGO Mindstorms EV3 balancing BallBot using a holonomic platform with three omniwheels and two gyroscopes.

2 years ago | 5 downloads |

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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 | 4 downloads |

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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 ...

2 years ago | 5 downloads |

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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.

2 years ago | 3 downloads |

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Repetitive controller with conditional learning
A conditional learning algorithm for an iterative learning controller (ILC) is illustrated here.

3 years ago | 4 downloads |

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Particle swarm based repetitive spline compensator
Particle swarm based repetitive spline compensator in two different arrangements is demonstrated.

3 years ago | 4 downloads |

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Full-state feedback servo controller tuning using PSO
An a la linear quadratic regulator.

3 years ago | 3 downloads |

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Full-state feedback controller tuning using PSO
A la linear quadratic regulator.

3 years ago | 10 downloads |

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MPPT for PV using PSO
A novel hybrid maximum power point tracking (MPPT) concept is demonstrated.

3 years ago | 59 downloads |

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PSO based parameter identification
Yet another demonstration for my students.

4 years ago | 3 downloads |

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ILC vs. MOSC
Iterative learning controller (ILC) versus multioscillatory controller (MOSC) battle.

4 years ago | 5 downloads |

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Bipolar vs. unipolar PWMs
Yet another demonstration for my students.

4 years ago | 4 downloads |

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Particle swarm based repetitive spline compensator with a hybrid learning formula
Particle swarm based repetitive spline compensator with a hybrid learning formula is demonstrated.

4 years ago | 5 downloads |

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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.

4 years ago | 11 downloads |

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Two-axis CNC RC cutting machine
Yet another demo for my students.

4 years ago | 3 downloads |

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MRAS speed estimator for DRFOC drive
Model reference adaptive system for speed estimation in direct rotor FOC asynchronous motor drive.

4 years ago | 17 downloads |

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ILC on PLC
Iterative learning control (ILC) using a programmable logic controller (PLC).

4 years ago | 7 downloads |

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