Personal website of Guilherme Keiel

About Me

Focused on C, Python and MATLAB. Develops algorithms for control systems and data analysis. Experienced with pandas, NumPy, SciPy, scikit-learn, matplotlib, python-control, CVXPY.

My Python projects

• PMR design

  Repository of Python codes for designing continuous-time PMR controllers and current feedback gains for UPS systems.

  
• PMR robust design

  A Python code for designing continuous-time robust PMR controllers and current feedback gains for UPS systems.

  
  PMR design

  A Python code for designing discrete-time PMR controllers and current feedback gains for UPS systems.

  
  DT PMR design

  A Python code for designing discrete-time PMR controllers and current feedback gains for UPS systems.

  
B3 Trading Signals

A Python program for backtesting and trading sinals on B3 stock market.

My Electronics projects

• Voltage signal conditioner

  PCB design of a voltage signal conditioner (EAGLE).

  Voltage difference detector

  PCB design of a voltage difference detector (EAGLE).

  

My MATLAB projects

• UPS simulation

  MATLAB-PSIM simulation and control of UPS system.

  Grid-tied inverter simulation

  MATLAB-PSIM simulation and control of grid-tied inverter.

  Optimization techniques

  Repository of MATLAB codes for mathematical and heuristic optimization.

  
• Gradient descent

  A gradient descent algorithm for unconstrained mathematical optimization, allowing to find the minimum of a differentiable multivariable function.

  Hill climbing

  A hill climbing algorithm for heuristic optimization, allowing to find the minimum of a multivariable function.

  Simulated annealing

  A simulated annealing algorithm for heuristic optimization, allowing to find the global minimum of a multivariable function.

State estimation

Repository of MATLAB codes for state estimation and filtering.


• Kalman filter

  A code to compute the Kalman optimal gain and MMSE state estimates of a system.

  
  Extended Kalman filter

  A code to compute the Kalman optimal gain and MMSE state estimates of a nonlinear discrete-time system

PMR robust design

A MATLAB code for designing robust PMR controllers and current feedback gains for UPS systems.

PID-based robust design

A MATLAB code for designing robust PID-based controllers and current feedback gains for UPS systems.

Control systems

Repository of MATLAB codes for control systems: compute state-feedback and output-feedback gains.

Contact Me

If you are interested and would like to get in touch for a specific project, contact me through any of the links: