Research Fellows

Dr. Felix Alberto Farret
Dr. Farret is a Full Professor at Federal University of Santa Maria, Brazil. He was supported by a scholarship from CAPES (Ministry of Education of Brazil) for the period of October/2002 to September/2003. Felix A. Farret received his B.E and M.Sc. in Electrical Engineering from the Federal University of Santa Maria in 1972 and 1986, respectively. He received a M.Sc from the University of Manchester, U.K., and his Ph.D. from the University of London, U.K. His educational background is interdisciplinary and related to power electronics, power systems, nonlinear controls and renewable energy conversion. Since 1974, Farret has taught for the Department of Electronics and Computer Systems at the Federal University of Santa Maria, Brazil. His first book in Portuguese, titled Use of Small Sources of Electrical Energy, was published by the UFSM University Press. Dr. Farret has published an additional book with Dr. Simões titled Renewable Energy Systems: Analysis and Design with Induction Generators. During his time at Colorado School of Mines he was involved in renewable energy education and research activities.
Dr. Luis Alberto Martinez Riascos
Dr. Riascos is an Associated Professor at the UFABC, Brazil. He developed a post-doctoral program, sponsored by FAPESP and CNPq, Brazil, for the period of July/2003 to October/2005, to conduct research in fault diagnosis in fuel cells using Bayesian Networks and Petri nets. Luis A.M. Riascos received his B.E in Mechanical Engineering from the Universidad del Valle, Colombia, in 1995. He received the M.Sc and Dr.Eng. degree from University of Sao Paulo, Brazil, in 1998 and 2002, respectively. His research interest includes fault diagnosis, fault tolerance, Bayesian networks, Petri nets, fuel cells, automatic control, CAD/CAM, and robotics.
Dr. Tiago Davi Curi Busarello
Dr. Tiago Davi Curi Busarello is a professor at Federal University of Santa Catarina (UFSC) - Campus Blumenau, Brazil . He obtained the PhD in Electrical Engineering at the University of Campinas (UNICAMP), Brazil. He obtained the Master degree from the UNICAMP and the bachelor degree from the Santa Catarina State University, Brazil. He conducts research with the Center for Advanced Control of Energy and Power Systems, located at the university Colorado School of Mines, USA. He is a member of the IEEE (Institute of Electrical and Electronics Engineers) and he is associete to IEEE Power and Energy Society and IEEE Power Electronics Society. Areas of interest: Power Electronics and Smart Grids.
O V S R Varaprasad
Varaprasad is a PhD Scholar in Electrical Engineering Department at National Institute of Technology Warangal (NITW), INDIA. He received his Bachelor of Technology degree in Electrical and Electronics Engineering from Pondicherry University, INDIA in 2006 and Master of Technology degree from Jawaharlal Nehru Technological University Hyderabad, INDIA in 2010. He was worked at Colorado School of Mines (CSM) from June 2015 to November 2015 (one semester) as a Visiting Scholar under Bhaskara Advanced Solar Energy (BASE) Fellowship awarded by Indo-US Science and Technology Forum (IUSSTF), New Delhi, India and Department of Science and Technology, INDIA. He was worked on Development of Control Strategy for Multifunctional Grid Connected Photovoltaic Inverter System using Conservative Power Theory. In addition, he was jointly worked with other PhD scholars in Center for Advanced Control of Energy and Power Systems – ACEPS at CSM for developing a Multifunctional solar PV Inverter hardware prototype with TMS320F28335 DSP and Real-Time Implementation of Power Conditioning System using Conservative Power Theory. He has 3 years teaching experience and 4 years research experience. His areas of interests are power quality improvement in solar powered smart grids, power system harmonic analysis and mitigation. He is a member of IEEE, IEEE-PES, IEEE-PELS and a life member of Indian Society for Technical Education.
Renata Carnieletto
Renata Carnieletto contributed for the projects "Universal Smart Inverter" with UQM Technologies and "PV Based Smart Inverter for Smart Grid Applications" with Xcel Energy during the period of Sept/2008 until March/2009. She received her B.Sc. in Electrical Engineering from the Federal University of Santa Maria in Aug/2008. She is currently finishing her M.Sc. research “Use of Surplus Hydroelectric Capacity to Produce Hydrogen and Grid-Tied Distributed Generation”. Renata works for Elo Electronics Systems as a Smart Grid Analyst. She is also developing her PhD. project in this area.
Stephen van Helden
Stephen van Helden contributed to projects with Sudipta Chakraborty looking at the implementation of an active filtering system for a high frequency AC (HFAC) micro-grid that requires power flow between various pieces of equipment in the micro-grid and the local grid between November 2004 and February 2005. The controllers for these filters were to be partly implemented through the use of PWM produced by a microcontroller. Stephen worked on the basic software development for microcontrollers and the computer hardware integration and communication.He received his B.Sc. in Electrical Engineering from the University of Cape Town in South Africa in December 2005. He then joined McKinsey and Company where he worked until July 2009 spending much of his time water and energy technologies with the Climate Change Practice. He is currently on track to receive his MBA at Stanford Graduate School of Business in 2011.
Cícero Postiglione
Cícero Postiglione is a Phd student from UFSC (Universidade Federal de Santa Catarina), Brazil, developing research in power electronics with INEP (Instituto de Eletrônica de Potência) in the same university. His thesis is entitled: Study of Single-Stage AC-DC converters with Power Factor Correction for Switch Mode Power Supply Applications. He is currently finishing his thesis research and working in a Smart Inverter Project at Colorado School of Mines as a visiting scholar, sponsored by Cnpq. His research interests include Power Quality, Renewable Energy and Energy conversion.
Fei Gao
Dr. Fei Gao is currently a tenured associate professor in the energy and environment department of the University of Technology of Belfort-Montbeliard (UTBM), Belfort, France. He received respectively the Master's degree in electrical and control system engineering in 2007, and the PhD degree in renewable energy in 2010, from the UTBM. His research interests include fuel cells, system modeling and real time applications. He is also the chairman of fuel cell modeling axis of the French research federation FC LAB (CNRS), and the head of the energy production division of the energy and environment department. He works with Marcelo in the fields of fuel cells and real time applications. He has visited the CSM as a research fellow in 2010 (3 months) and 2012 (1 month). The working experiences with Marcelo and his friend, Sheldon Williamson in Canada bring him a totally different view of the university professor's life: “Marcelo, you are the coolest professor that I ever met!”
Jérémie M'Boua
I am jérémie M'Boua, PhD student in UTBM ( University of technology of Belfort Montbeliard ) in France , the tiltle of my PHD reseach is : Contribution at the modeling of the Compressors and managment of the air supply system for various applications. During three(3) months, I integrated the team of the laboratory of power electronic systems in Colorado Mine School in Colorado ( CSM ) to developpe the control of the pressure and mass flow for automotive propulsion application using the three-lobe compressor as principal actuator. The results in simulation obtained are very good compared to the classical PI controller. This work is integrating in test bench in UTBM to the control in real time the system, allowing also to validate the simulation result.
Melanie Michon
Melanie Michon was a research scholar at Colorado School of Mines for April 2003 to August 2003 with support from Technische Universiteit Eindhoven (Netherlands). She developed a multiport bidirectional transformer based controller of energy management and power flow of hybrid fuel cell and batteries interconnected to the utility grid. This research experience at CSM was important for developing the experimental setup of her M.Sc. dissertation. In addition she collaborated with other students and researchers at CSM for developing a fuzzy based controller for a pulse density modulation control of a high frequency ac fuel cell converter. Melanie Michon completed her Ph.D. from The University of Sheffield (UK), and is working as a postdoc researcher.
Ali Maknouninejad
During Spring and Summer 2008 Ali worked on the design and simulation of the single and three phase dual mode inverters (Current/voltage mode) with PI controller in rotational frame and P+Resonant controller on stationary frame. Also harmonic compensation was accomplished with P+Resonant controller. This project was supported by UQM technologies and an IEEE paper was published out of this research. Ali got his B.Sc from "University of Tehran" and his M.Sc from "Iran University of Science and Technology" in 2001 and 2004 respectively. Currently Ali is pursuing his PhD in the field of "Microgrid Inverters
Michel Friedhofer
Michel Friedhofer worked on several applications of Fuzzy Logic while studying under Prof. Marcelo Simões at the University of São Paulo, having published articles such as "An implementation methodology of a fuzzy based decision support algorithm" (International Journal of Knowledge-Based Intelligent Engineering Systems, 1997). Michel also worked on a Fuzzy Logic-based power controller used in one of the University of São Paulo's World Solar Challenge vehicles. He received his B.Sc. in Mechatronics Engineering from the University of São Paulo in Dec/1999. Michel has worked in countries such as Israel and the United States, in fields ranging from semiconductor manufacture to medical equipment technology. He is currently a Project Manager in the Commercial Vehicles division of Continental Corporation.
Danilo Iglesias Brandão
Danilo Iglesias Brandão is an undergraduate student at UNESP - Universidade Estadual Paulista in Control and Automation Engineering. He is going to obtain his B.Sc. in July/2011. He worked at Colorado School of Mines from Feb/2009 to Jan/2010 and contributed for the projects "Universal Smart Inverter" with UQM Technologies and "PV Based Smart Inverter for Smart Grid Applications" with Xcel Energy. He is currently working on Hybrid Filter Compensation based on Conservative Power Theory (CPT). He also has interest in Control Theory, Power Electronic and Electric Energy Quality.
Babak Nahid-Mobarakeh
Babak Nahid-Mobarakeh is an Associate Professor at ENSEM, University of Lorraine, Nancy, France. He was a visiting professor at Colorado School of Mines from June 2012 to September 2012. This visit allowed him to develop a multi-agent based Fault Detection and Isolation (FDI) for More-Electric Aircraft (MEA). The objective is to provide a reliable FDI technique for effectively detecting mechanical faults occurring in the flight control system of future MEA. This work was published in IEEE IAS annual meeting 2013 in Orlando. A journal paper is going to be submitted. During his stay at CSM, Babak Nahid-Mobarakeh worked also with a M.Sc. student for implementing a control algorithm on a real-time platform (Opal-RT).
Fernando Pinhabel Marafão
Dr. Marafão received the B.S. degree in electrical engineering (1998) from UNESP – Univ. Estadual Paulista and the M.Sc. (2000) and PhD (2004) degrees from University of Campinas, both in Brazil. In 2002, he held a visitor student position at University of Padova (Italy) working on digital control of active power filters. Since 2005 he is an Assistant Professor at UNESP, Sorocaba, Brazil. During 2013 he held a visiting scholar position at Colorado School of Mines (CSM) working with Prof. Marcelo Simões. At CSM he was supported by a scholarship from FAPESP (São Paulo Research Foundation, Brazil) working on the project entitled “Autonomous and Intelligent Distributed Energy Systems”, which focuses on the evaluation and proposition of intelligent techniques for controlling and monitoring grid-tied equipment (power converters, compensators, energy and power quality meters, etc.) for distributed energy systems.