All Stories

  1. Controller to enable frequency response services from a storage system

    Article • IET Generation Transmission & Distribution, November 2018, the Institution of Engineering and Technology (the IET)

    Dr Francisco Gonzalez-Longatt, Jose Luis Rueda Torres, Francisco Sanchez, Joshua Cayenne

  2. Preventive Security-Constrained DCOPF Formulation Using Power Transmission Distribution Factors and Line Outage Distribution Factors

    Article • Energies, June 2018, MDPI AG

    Dr Francisco Gonzalez-Longatt

  3. Novel high‐gain–high‐power DC‐DC converter for DC microgrid.

    Article • International Transactions on Electrical Energy Systems, November 2017, Wiley

    Dr Prabhakar Mahalingam, Dr Francisco Gonzalez-Longatt, Prabhakar Mahalingam

  4. Improving the Reliability of Busbar Protection System with IEC 61850 GOOSE Based Communication

    Article • September 2017, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  5. A novel approach to frequency support in a wind integrated power system

    Article • Renewable Energy, August 2017, Elsevier

    Rajesh Joseph Abraham, Dr Francisco Gonzalez-Longatt

  6. Stochastic security-constrained generation expansion planning methodology based on a generalized line outage distribution factors

    Article • June 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  7. Evaluation of the synthetic inertia control using active damping method

    Article • June 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  8. EMS for smart buildings

    Article • International Journal of Emerging Electric Power Systems, January 2017, De Gruyter

    Professor Sri Niwas Singh , Dr. Rajeev Kumar Chauhan, Dr Francisco Gonzalez-Longatt, Dr. RAJEEV KUMAR Chauhan

  9. Enabling inertial response in utility-scale battery energy storage system

    Article • November 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  10. Impact of inertia emulation control of grid-scale BESS on power system frequency response

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  11. Investigation on grid-scale BESS providing inertial response support

    Article • September 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  12. Evaluation of inertial response controllers for full-rated power converter wind turbine (Type 4)

    Article • July 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  13. Optimal structure of a Smart DC micro-grid for a cluster of zero net energy buildings

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  14. Smart multi-terminal DC μ-grids for autonomous zero-net energy buildings: Implicit concepts

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  15. Application of Swarm Mean-Variance Mapping Optimization on location and tuning damping controllers

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  16. Protection and energy management of zero net electric energy clusters of buildings

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  17. Optimal power flow in VSC-HVDC networks for DC-ISO: Constant current operation

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  18. Dynamic analysis of wind power integration into the Northern Interconnected Power System of Chile

    Article • October 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  19. Optimal power flow in Multi-terminal HVDC networks for DC-System Operator: Constant current operation

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  20. Online estimation of Equivalent Model for cluster of induction generators: A MVMO-based approach

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  21. Effects of grounding configurations on post-contingency performance of MTDC system: A 3-Terminal example

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  22. Impact of emulated inertia from wind power on under-frequency protection schemes of future power systems

    Article • Journal of Modern Power Systems and Clean Energy, August 2015, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  23. Spatial interpolation and orographic correction to estimate wind energy resource in Venezuela

    Article • Renewable and Sustainable Energy Reviews, August 2015, Elsevier

    Dr Francisco Gonzalez-Longatt

  24. Activation schemes of synthetic inertia controller on full converter wind turbine (type 4)

    Article • July 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  25. Critical load profile estimation for sizing of battery storage system

    Article • July 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  26. Performance assessment of evolutionary algorithms in power system optimization problems

    Article • June 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  27. Optimal power flow in MTDC systems based on a DC-independent system operator objective

    Article • June 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  28. Flexible Automatic Generation Control system for embedded HVDC links

    Article • June 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  29. Activation schemes of synthetic inertia controller for full converter wind turbine generators

    Article • June 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  30. Wind Resource Potential in Los Taques-Venezuela

    Article • IEEE Latin America Transactions, May 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  31. Risk-based DC security assessment for future DC-independent system operator

    Article • March 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  32. Optimal Steady-State Operation of a MTDC system based on DC-Independent System Operator Objectives

    Article • January 2015, the Institution of Engineering and Technology (the IET)

    Dr Francisco Gonzalez-Longatt

  33. Smart DC Grid for Autonomous Zero Net Electric Energy of Cluster of Buildings

    Article • IFAC-PapersOnLine, January 2015, Elsevier

    Dr Francisco Gonzalez-Longatt

  34. Voltage Standardization of DC Distribution System for Residential Buildings

    Article • Journal of Clean Energy Technologies, January 2015, EJournal Publishing

    Dr Francisco Gonzalez-Longatt, Dr. Rajeev Kumar Chauhan, Dr. RAJEEV KUMAR Chauhan

  35. Wind-resource atlas of Venezuela based on on-site anemometry observation

    Article • Renewable and Sustainable Energy Reviews, November 2014, Elsevier

    Dr Francisco Gonzalez-Longatt

  36. A review and recent developments in the optimal wind-turbine micro-siting problem

    Article • Renewable and Sustainable Energy Reviews, February 2014, Elsevier

    Dr Francisco Gonzalez-Longatt

  37. Mean–Variance Mapping Optimization Algorithm for Power System Applications in DIgSILENT PowerFactory

    Article • January 2014, Springer Science + Business Media

    Dr Jaime Cristobal Cepeda, Dr Francisco Gonzalez-Longatt

  38. Probabilistic Approach for Risk Evaluation of Oscillatory Stability in Power Systems

    Article • January 2014, Springer Science + Business Media

    Dr Jaime Cristobal Cepeda, Dr Francisco Gonzalez-Longatt

  39. Frequency Control and Inertial Response Schemes for the Future Power Networks

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  40. Closure to Discussion on “Two-Step Spectral Clustering Controlled Islanding Algorithm”

    Article • IEEE Transactions on Power Systems, January 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  41. Assessing the Renewable Energy Sources Integration Through a Series of Technical Performance Indices Using DIgSILENT PowerFactory DPL

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  42. PowerFactory Applications for Power System Analysis

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  43. Estimation of Equivalent Model for Cluster of Induction Generator Based on PMU Measurements

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  44. Modelling of Transmission Systems Under Unsymmetrical Conditions and Contingency Analysis Using DIgSILENT PowerFactory

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  45. Unbalanced Power Flow Analysis in Distribution Systems Using TRX Matrix: Implementation Using DIgSILENT Programming Language

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  46. Implementation of Simplified Models of DFIG-Based Wind Turbines for RMS-Type Simulation in DIgSILENT PowerFactory

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  47. Implementation of Simplified Models of Local Controller for Multi-terminal HVDC Systems in DIgSILENT PowerFactory

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt

  48. DC Grid Interconnection for Conversion Losses and Cost Optimization

    Article • January 2014, Springer Science + Business Media

    Dr Francisco Gonzalez-Longatt, Dr. Rajeev Kumar Chauhan, Dr. RAJEEV KUMAR Chauhan

  49. Systemic impact caused by the integration of La Guajira wind farm

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  50. Evaluation of reactive power compensations for the phase I of Paraguaná wind based on system voltages

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  51. Optimal offshore wind farms' collector design based on the multiple travelling salesman problem and genetic algorithm

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  52. Impact of DC control strategies on dynamic behaviour of multi-terminal voltage-source converter-based HVDC after sudden disconnection of a converter station

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  53. Two-Step Spectral Clustering Controlled Islanding Algorithm

    Article • IEEE Transactions on Power Systems, February 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  54. Effects of the Synthetic Inertia from wind power on the total system inertia after a frequency disturbance

    Article • February 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  55. Power system, substation, automation and the smart grid, how should universities react?

    Article • February 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  56. Indices to Assess the Integration of Renewable Energy Resources on Transmission Systems

    Article • Conference Papers in Energy, January 2013, Hindawi Publishing Corporation

    Dr Francisco Gonzalez-Longatt

  57. Effects of DC Voltage control strategy on voltage response on multi-terminal HVDC following loss of a converter station

    Article • January 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  58. Two-step spectral clustering controlled islanding algorithm

    Article • January 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  59. Probabilistic assessment of operational risk considering different wind turbine technologies

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  60. Identification of Gaussian mixture model using Mean Variance Mapping Optimization: Venezuelan case

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  61. Solution of ac/dc power flow on a multiterminal HVDC system: Illustrative case supergrid phase I

    Article • September 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  62. Mean Variance Mapping Optimization for the identification of Gaussian Mixture Model: Test case

    Article • September 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  63. Effects of dc voltage control strategies of voltage response on multi-terminal HVDC following a disturbance

    Article • September 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  64. Evaluation of power flow variability on the Paraguaná transmission system due to integration of the first venezuelan wind farm

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  65. Estimation of generator inertia available during a disturbance

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  66. Effects of the synthetic inertia from wind power on the total system inertia after a frequency disturbance

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  67. Effects of the synthetic inertia from wind power on the total system inertia: simulation study

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  68. Power Flow Solution on Multi-Terminal HVDC Systems: Supergrid Case

    Article • Renewable Energy and Power Quality Journal, April 2012, AEDERMACP (European Association for the Development of Renewable Energies and Power Quality)

    Dr Francisco Gonzalez-Longatt

  69. Wake effect in wind farm performance: Steady-state and dynamic behavior

    Article • Renewable Energy, March 2012, Elsevier

    Dr Francisco Gonzalez-Longatt

  70. Optimal Electric Network Design for a Large Offshore Wind Farm Based on a Modified Genetic Algorithm Approach

    Article • IEEE Systems Journal, March 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  71. Impact of synthetic inertia from wind power on the protection/control schemes of future power systems: simulation study

    Article • January 2012, the Institution of Engineering and Technology (the IET)

    Dr Francisco Gonzalez-Longatt

  72. Procedure for estimation of equivalent model parameters for a wind farm using post-disturbance on-line measurement data

    Article • December 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  73. Phasor estimation considering DC component using UKF

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  74. Effect of the shaft stiffness on the inertial response of the fixed speed wind turbines and its contribution to the system inertia

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  75. Induction generator model parameter estimation using improved particle swarm optimization and on-line response to a change in frequency

    Article • July 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  76. Unscented Kalman Filter for frequency and amplitude estimation

    Article • June 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  77. Estimation of load model parameters from instantaneous voltage and current

    Article • June 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  78. A simplified model for dynamic behavior of permanent magnet synchronous generator for direct drive wind turbines

    Article • June 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  79. Fixed speed wind generator model parameter estimation using improved particle swarm optimization and system frequency disturbances

    Article • January 2011, the Institution of Engineering and Technology (the IET)

    Dr Francisco Gonzalez-Longatt

  80. Midwest Nuclear Science and Engineering Consortium

    Article • December 2010, Office of Scientific and Technical Information (OSTI)

    Dr William Becker, Dr Yasuo Otsubo, Dr Francisco Gonzalez-Longatt

  81. Modeling of faults in operational amplifier circuits using bond graph

    Article • November 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt

  82. Modeling and simulation of PEM fuel cell with bond graph and 20sim

    Article • June 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Francisco Gonzalez-Longatt