Summary
Overview
Work History
Education
Skills
Languages
Personal Information
Software
Courses
Publications
Name & contact
Timeline
Generic
Leonardo Vergara Valdez

Leonardo Vergara Valdez

Madrid,Madrid

Summary

Experienced Senior Professional in Power Systems Engineering with a strong background in analyzing, securing, and operating electrical networks. Specializes in integrating renewable energy (solar and wind) and identifying risks associated with power plant interconnection, including production losses due to network congestion. Holds a Bachelor's and Master's degree in Power Systems Engineering from the National Polytechnic Institute (IPN), specifically from the Graduate Studies Division of the School of Mechanical and Electrical Engineering (ESIME). Conducted research in the United States and published works on electromagnetic transients in renowned journals such as IEEE and Elsevier. Six years of experience within the Network Modeling and Operational Limits and Special Studies departments at the Power Systems Analysis Unit of the National Energy Control Center (CENACE), developing a solid foundation in the operational dynamics of electrical systems. Applies this knowledge to maintain grid stability. Currently specializes in analyzing the impact of renewable energy integration on electrical systems' operation in key markets worldwide, including Spain, Mexico, the Dominican Republic, Panama, Costa Rica, Chile, Peru, Brazil, and Australia. International experience fosters a global vision of the challenges and opportunities faced by power grids in transitioning to a more sustainable energy model. Currently focused on Data Science and Machine Learning, developing methodologies that integrate power system stability and security with renewable energy incorporation. Skilled in working with data from power grid operators and control centers, utilizing specialized software like PSSE and PowerFactory, as well as programming in Python to develop and train machine learning algorithms.

Overview

9
9
years of professional experience

Work History

Senior Power Systems Engineer

AspenTech
Madrid, Madrid
02.2025 - Current

Responsible for supporting, configuring, and analyzing SCADA systems for electric power networks, contributing to the secure and efficient operation of complex grids.

Grid Code and Network Integration Lead

ACCIONA
Madrid, Madrid
01.2023 - 02.2025
  • Supervision and compliance with grid codes: Ensuring renewable energy projects meet standards and regulations established for grid integration.
  • Integration of renewable generation plants: Conducting technical studies for incorporation of solar and wind plants into electrical systems, ensuring connectivity, stability, and optimal performance within the grid.
  • Impact assessment on system stability: Analyzing effects of integrating renewable energies on stability and resilience of large power systems, implementing corrective measures when necessary.
  • Implementation of artificial intelligence and advanced tools: Utilizing AI algorithms and simulation techniques to optimize integration and operation of renewable energy sources in the grid.
  • Numerical optimization and database management: Developing advanced numerical models and managing databases to enhance precision in power system analysis and decision-making.

Electrical Studies and Grid Code Lead

ACCIONA
Mexico City, Mexico City
04.2021 - 01.2023
  • Electrical studies for the interconnection of new renewable plants: Technical analysis and evaluation of integrating new renewable generation plants into electrical systems, ensuring their proper interconnection.
  • Compliance with technical requirements: Verification and assurance that power plants meet the standards and regulations for grid connection.
  • Development of methodologies for production loss estimation: Creation of advanced techniques to evaluate and quantify generation losses caused by network constraints and congestion.
  • Compliance testing for power plant interconnection: Conduct technical analysis to validate that generation plants meet the operational and regulatory criteria for grid integration.

Operational Supervisor (Analyst)

National Energy Control Center (CENACE)
Mexico City, Mexico City
07.2016 - 04.2021

Special Studies Department

  • Control tuning in simulation environments: Adjustment and optimization of control models to improve the dynamic response of electrical systems under various operational conditions.
  • Hourly demand forecasting: Development and updating of predictive models to anticipate electrical demand, enhancing operational planning and efficiency.
  • Signal analysis for frequency mode identification: Implementation of advanced techniques to detect and analyze frequency oscillations, contributing to system stability.
  • SCADA systems management and exploratory data analysis: Monitoring and control of the network using SCADA systems, combined with data analysis to identify operational patterns.
  • Logic design for remedial action schemes: Creation of automated strategies to implement corrective actions during critical network failures, minimizing operational impact.

Network Modeling and Operational Limits Department

  • Determination of operational security limits: Definition and evaluation of safe operating limits for the electrical grid to ensure stability under various load and generation scenarios.
  • Modeling of the National Interconnected System (SIN): Development and maintenance of detailed SIN models to simulate operational conditions and assess their impact on the grid.
  • Automation for base case adjustments: Creation of automated processes for calibrating and adjusting base cases in power flow studies to improve analysis accuracy and efficiency.
  • Operational security studies: Comprehensive studies to evaluate the security and stability of the system under different contingencies and operational conditions.

Education

Research Stay - Electromagnetic Transient

Western Michigan University
Kalamazoo
2016

Master of Science in Electrical Engineering - Power Systems

National Polytechnic Institute (IPN)
Mexico City
07.2016

Bachelor's Degree in Engineering - Electrical Engineering

National Polytechnic Institute (IPN)
Mexico City
2014

Skills

  • Power System Analysis
  • Stability in Power Systems
  • Energy Transition
  • Grid Code Compliance
  • Electromagnetic Transients
  • Integration of Intermittent Generation
  • Applied Mathematics
  • Power System Simulators
  • SCADA systems
  • Demand and Generation Forecasting
  • Energy Markets
  • Database Management and Analysis
  • Numerical Optimization and Advanced Analysis Techniques
  • Machine Learning
  • Knowledge of electrical systems in key markets: Mexico, Dominican Republic, Panama, Chile, Peru, Brazil, Spain, and Australia

Languages

English
Professional Working
Español
Native or Bilingual

Personal Information

Software

  • ATP
  • COMSOL Multiphysics
  • Python
  • MATLAB
  • PSSE
  • DSATools
  • PI Datalink
  • Machine Learning Packages

Courses

  • Primary Regulation
  • Frequency Control
  • Protections
  • Model Validation and Tuning of Mathematical Governors
  • Computational Algorithms for Power System Analysis
  • MATLAB for Engineers
  • Python for Engineers
  • Sensitivity Analysis in Power Systems
  • Angular Stability
  • Supervised Learning: Regression and Classification
  • Advanced Learning Algorithms
  • Unsupervised Learning, Recommender Systems, Reinforcement Learning

Publications

  • Laplace-Based Computation of Transient Profiles Along Transmission Lines Including Time-Varying and Non-Linear Elements
    (Elsevier Electrical Power and Energy Systems), 2019. https://doi.org/10.1016/j.ijepes.2018.09.033
  • Two-Dimensional Definition of the Numerical Laplace Transform for Fast Computation of Transient Profiles Along Power Transmission Lines
    (IEEE Transactions on Power Delivery), 2016.
  • Optimization of the Design of a Capacitive System for Electric Field Attenuation in High Voltage Bushings
    Conference Proceedings, 2014.

Name & contact

Timeline

Senior Power Systems Engineer

AspenTech
02.2025 - Current

Grid Code and Network Integration Lead

ACCIONA
01.2023 - 02.2025

Electrical Studies and Grid Code Lead

ACCIONA
04.2021 - 01.2023

Operational Supervisor (Analyst)

National Energy Control Center (CENACE)
07.2016 - 04.2021

Research Stay - Electromagnetic Transient

Western Michigan University

Master of Science in Electrical Engineering - Power Systems

National Polytechnic Institute (IPN)

Bachelor's Degree in Engineering - Electrical Engineering

National Polytechnic Institute (IPN)
Leonardo Vergara Valdez