Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Turbine-Governor Control01:17

Turbine-Governor Control

1.1K
Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...
1.1K
Wind Turbine Machine Models01:24

Wind Turbine Machine Models

678
In the growing field of wind energy, incorporating wind turbine models into transient stability analysis is essential. Induction and synchronous machines are the primary models used, with induction machines being prevalent due to their simplicity and reliability.
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
678
Generator Voltage Control01:21

Generator Voltage Control

780
Generator voltage control is crucial for maintaining the stable operation of synchronous generators and wind turbines. In older models, a DC generator driven by the rotor delivers DC power to the rotor's field winding, and the power is transferred through slip rings and brushes. In the latest models, static or brushless exciters are used. Static exciters rectify AC power from the generator terminals and then transfer the DC power directly to the rotor. Brushless exciters, on the other hand, use...
780
Time-Domain Interpretation of PD Control01:07

Time-Domain Interpretation of PD Control

438
Proportional-Derivative (PD) control is a widely used control method in various engineering systems to enhance stability and performance. In a system with only proportional control, common issues include high maximum overshoot and oscillation, observed in both the error signal and its rate of change. This behavior can be divided into three distinct phases: initial overshoot, subsequent undershoot, and gradual stabilization.
Consider the example of control of motor torque. Initially, a positive...
438
Load-frequency control01:28

Load-frequency control

773
Load-frequency control (LFC) is vital for maintaining power system stability, ensuring that frequency and power flows remain within acceptable limits during load changes. Turbine-governor control eliminates rotor accelerations and decelerations following load changes. However, a steady-state frequency error persists when the change in the turbine-governor reference setting is zero. In an interconnected power system, each area agrees to export or import a scheduled amount of power through...
773
The Swing Equation01:21

The Swing Equation

1.5K
The Swing Equation is a fundamental tool in power system dynamics, especially for analyzing the behavior of generating units like three-phase synchronous generators. This equation emerges from applying Newton's second law to the rotor of a generator, encompassing factors such as inertia, angular acceleration, and the interplay between mechanical and electrical torques.
In a steady-state operation, the mechanical torque (Τm) supplied to the generator is balanced by the electrical torque (Τe)...
1.5K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Ovarian stromal hyperthecosis: An underestimated virilizing disorder in postmenopausal women.

Annales d'endocrinologie·2025
Same author

Primary Hydatid Cyst of the adrenal gland: A case report and a review of the literature.

International journal of surgery case reports·2020
Same author

CrimAnalyzer: Understanding Crime Patterns in São Paulo.

IEEE transactions on visualization and computer graphics·2019
Same author

H<sub>∞</sub>-Sliding mode control of one-sided Lipschitz nonlinear systems subject to input nonlinearities and polytopic uncertainties.

ISA transactions·2019
Same author

Nonlinear integral sliding mode control design of photovoltaic pumping system: Real time implementation.

ISA transactions·2017

Related Experiment Video

Updated: Mar 26, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

1.1K

Variable speed wind turbine control by discrete-time sliding mode approach.

Borhen Torchani1, Anis Sellami1, Germain Garcia2

  • 1Unit of Research LESIER, ENSIT, Tunis, Tunisia.

ISA Transactions
|January 26, 2016
PubMed
Summary

This study introduces a novel discrete-time sliding mode control for variable speed wind turbines. The robust control strategy maximizes energy capture while minimizing mechanical loads and improving rotor speed tracking.

Keywords:
Discrete-time sliding mode controlMechanical modelingSaturation constraintWind turbine

More Related Videos

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

12.4K
Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

2.2K

Related Experiment Videos

Last Updated: Mar 26, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

1.1K
The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

12.4K
Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

2.2K

Area of Science:

  • Engineering
  • Control Systems
  • Renewable Energy

Background:

  • Variable speed wind turbines require advanced control strategies to optimize energy capture and minimize mechanical stress.
  • Existing control methods often face challenges with system nonlinearities and saturation constraints.

Purpose of the Study:

  • To propose a new discrete-time sliding mode control design for variable speed wind turbines.
  • To address input saturation constraints in the control system design.
  • To enhance energy extraction and reduce mechanical loads.

Main Methods:

  • Utilizing a discrete-time sliding mode approach for control design.
  • Employing the backstepping design procedure to create a stable sliding manifold.
  • Considering system dynamics including damping, shaft stiffness, and gear inertia effects.

Main Results:

  • The proposed control scheme effectively manages rotor speed and electromagnetic torque.
  • Simulation results demonstrate the controller's ability to achieve stabilization objectives.
  • The methodology is designed for linear saturated systems, handling input vector constraints.

Conclusions:

  • The developed discrete-time sliding mode control offers a robust solution for variable speed wind turbines.
  • The approach successfully balances maximizing energy generation with load reduction.
  • This control strategy shows promise for improving the efficiency and reliability of wind energy systems.