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On the nonlinear control of a single-phase current source converter for sinusoidal voltage generation
(2020)
Colombian power system is being transformed for the large-scale integration of renewable energy resources and energy storage systems; all of these are integrated by power electronic converters controlled by voltage and ...
Optimal power flow solution in direct current grids using Sine-Cosine algorithm
(Institute of Physics Publishing, 2019)
In the next years, Colombian power system will have the connection of distributed generators and constant power loads; Therefore, it is necessary to propose the analysis methods that allow establishing the minimum requirements ...
Alternative power flow method for direct current resistive grids with constant power loads: A truncated Taylor-based method
(Institute of Physics Publishing, 2019)
The power flow in electrical system permits analyzing and studying the steady-state behavior of any grid. Additionally, the power flow helps with the proper planning and management of the system. Therefore, it is increasingly ...
Voice compression using discrete cosine transform and wavelet transform
(Institute of Physics Publishing, 2019)
Compressing information, such as voice, allows freeing up memory space, better utilizing bandwidth, in other words taking advantage of resources more efficiently in a time where technologies such as Voice over Internet ...
Sine-cosine algorithm for parameters' estimation in solar cells using datasheet information
(2020)
This paper explores the problem of optimal calculation of electrical parameters in solar cells using three well-known operative points provided by manufacturers considering a single-diode model. These are open circuit, ...
Variable control tool in MATLAB for energy transformation processes
(2020-10)
During the stages of transformation of energy in a process, exercise control over the variables that intervene in it, improve its performance, and identify undesirable conditions in these. Thus, this study is developed as ...
Trajectory-tracking control of a planar parallel robot using generalized predictive control with constraints
(2020)
This paper presents the generalized predictive control with constraints, implemented to a planar parallel robot in order to calculate and track the desired trajectory of the end-effector of this robot. The manipulator is ...
Distributed energy resources integration in AC Grids: A family of passivity-based controllers
(Universitat Politecnica de Valencia, 2019)
This paper presents the design and application of passivity-based control theory for distributed energy resources (DERs) integration through voltage source converters (VSC) in ac single-phase grids. The Hamiltonian ...
Modeling of dynamic mass coupled system with Runge-Kutta fourth order
(Institute of Physics Publishing, 2019)
This paper shows the mathematical modeling process of a mechanical system of masses coupled by two springs and a shock absorber. The process of capture of movement of the mass system coupled with springs was done with ...
Application of the backward/forward sweep method for solving the power flow problem in DC networks with radial structure
(2020)
This paper presents the application of the backward/forward sweep iterative method for solving the power flow problem in direct current networks with radial structure, considering resistive and constant power loads. The ...