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Research Staff

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Matthew Ringer

LABORATORY PROGRAM MANAGER, ADVANCED MANUFACTURING

Matt Ringer oversees NREL’s portfolio of science and engineering research completed on behalf of the Department of Energy’s Advanced Manufacturing Office (AMO).  In this role, he ensures that NREL researchers and engineers working on AMO projects provide high quality and groundbreaking results to our clients.  NREL’s almost $8 million research budget from AMO is focused on advanced composites, roll-to-roll manufacturing, supply chain and process analysis, and materials development and validation. He also has a B.S. in Chemical Engineering from the University of California at San Diego, and an MBA in Strategy from the University of Denver’s Daniels College of Business.

Matthew.Ringer@nrel.gov | 303-275-4469

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Kevin Bennion

SENIOR ENGINEER, TRANSPORTATION & HYDROGEN SYSTEMS CENTER

Kevin Bennion leads NREL's Thermal Sciences and Systems research task focused on thermal management of power electronics and electric motors. He has also supported research projects related to vehicle thermal management and vehicle systems analysis. He came to NREL from Ford Motor Company, where he worked on electric drive components and power electronics of hybrid electric vehicles, simulation models for powertrain controls, vehicle control systems calibration, and hardware-in-loop testing. He holds an M.S. from Rensselaer Polytechnic Institute in Troy, New York, and a B.S. from Brigham Young University—both in mechanical engineering.

Kevin.Bennion@nrel.gov | 303-275-4447

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Derek Berry

SENIOR ENGINEER & DIRECTOR, institute for advanced composites manufacturing innovation

Derek Berry is the director of the Wind Turbine Technology Area within IACMI—a Manufacturing USA Institute. Previously, for 7 years,  he was the NREL Engineering Supervisor at the Wind Technology Testing Center in Boston, Massachusetts, where he was responsible for large-scale wind turbine blade test engineering operations. He also currently serves as the U.S. delegate to the International Electrotechnical Commission technical committees for Full-Scale Wind Turbine Blade Structural Testing,  and for Wind Turbine Blade Design and Manufacturing. Prior to NREL, he spent 15 years as a wind blade design, manufacturing, and testing engineer at TPI Composites. He is a graduate of the U.S. Air Force Academy with a degree in aeronautical engineering.

Derek.Berry@nrel.gov | 303-384-7372

Anthony Burrell

CHIEF TECHNOLOGIST, MATERIALS AND CHEMICAL SCIENCE AND TECHNOLOGY

Anthony.Burrell@nrel.gov | 303-384-6666

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Alberta Carpenter

ENGINEER/ANALYST, TECHNOLOGY SYSTEMS & IMPACTS ANALYSIS, STRATEGIC ENERGY ANALYSIS CENTER

Dr. Alberta Carpenter leads the NREL efforts for strategic analysis for the U.S. Department of Energy’s Advanced Manufacturing Office. She manages the team that developed and runs the Materials Flows through Industry (MFI) tool to do supply chain impact analysis of the manufacturing sector, providing insight into energy and carbon hotspots within industrial supply chains and the impacts associated with implementing energy reductions strategies.

Alberta.Carpenter@nrel.gov| 303-275-4232

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Erol Chartan

ENGINEER, POWER SYSTEMS ENGINEERING

Erol Chartan conducts research and development of power system simulations and wind power forecasts developing models in both spaces and performing analysis mainly to provide insight into the integration of renewables. Prior to joining NREL, he worked as a power systems modeling consultant in London and previously in the Electricity National Control Room for the Great British transmission network operator.

ErolKevin.Chartan@nrel.gov | 303-275-4863

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Steve Hammond

DIRECTOR, COMPUTATIONAL SCIENCE CENTER

Steve Hammond is responsible for developing and leading NREL's laboratory-wide efforts in computational science, high performance computing, and energy efficient data centers. He initiates and oversees innovative research programs in computational science, applied mathematics, and scientific computing. This includes utilizing modeling and simulation to advance energy efficiency and renewable energy technologies, and leading NREL's efforts in energy efficient data centers.

Steven.Hammond@nrel.gov | 303-275-4121

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Chuck Kurnik

ENGINEER, INTEGRATED APPLICATIONS

Chuck Kurnik manages the Uniform Methods Project (UMP), an effort to bring industry consensus to measurement and verification (M&V) methods for estimating savings from rate payer-funded energy efficiency programs. For the U.S. Department of Energy Advanced Manufacturing Office, the UMP is creating M&V protocols for combined heat and power, and strategic energy management, to add to its portfolio of M&V protocols.

Chuck.Kurnik@nrel.gov | 303-275-4374

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Margaret Mann

TECHNICAL DIRECTOR, CLEAN ENERGY MANUFACTURING ANALYSIS CENTER

Margaret Mann leads the Clean Energy Manufacturing Analysis Center (CEMAC), which provides objective analysis to the U.S. Department of Energy and industry on global supply chains and manufacturing competitiveness of advanced energy technologies. She has over 22 years of experience in process design and simulation, economic cost analysis, supply chain analysis, environmental life cycle assessment, and technical project management.

Margaret.Mann@nrel.gov | 303-275-2921

Robynne Murray

Postdoctoral Researcher-Mechanical Engineering

Robynne Murray is a postdoctoral researcher working to develop and validate advanced composite manufacturing processes using novel materials for wind and marine and hydrokinetic (MHK) turbines. This includes hands-on composite manufacturing research in the Composites Manufacturing Education & Technology facility at the National Wind Technology Center, as well as techno-economic modeling and design code development for composite components. Her background includes structural and hydrodynamic blade design for wind and MHK turbine blades, as well as experimental research validation in both structural and hydrodynamic testing facilities. She received her Ph.D. from Dalhousie University, Halifax, Nova Scotia, Canada, and in 2016 became part of the prestigious Natural Sciences and Engineering Research Council of Canada Postdoctoral Fellowship.

Robynne.Murray@nrel.gov | 303-384-7191

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Sreekant Narumanchi

SENIOR ENGINEER & SUPERVISOR, ADVANCED POWER ELECTRONICS AND ELECTRIC MACHINES

Sreekant Narumanchi leads a team of researchers focused on thermal management and reliability for power electronics and electric machines for several renewable energy and energy efficiency applications. This includes investigation (via experiments and modeling) of novel cooling technologies, thermal interface materials/interfaces, interconnects, as well as reliability of these components. His broad research interests include heat transfer, power electronics and motor thermal management, packaging and reliability. He received his Ph.D. from Carnegie Mellon University (2003), M.S. from Washington State University (1999), and B. Tech. from Indian Institute of Technology - Kanpur (1997), all in Mechanical Engineering.

Sreekant.Narumanchi@nrel.gov | 303-275-4062

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Mark Ruth

PROJECT LEAD & ENGINEER, STRATEGIC ENERGY ANALYSIS CENTER

Mark Ruth leads analysis projects focused on the interface between energy sectors including electricity and industry. His current interests include the H2@Scale concept, which focuses on the potential for hydrogen as an interface with inherent storage between electricity and industry and transportation; the potential for industrial combined heat and power systems to provide grid support; and financial opportunities of tightly coupled nuclear-renewable hybrid energy systems. He has been at NREL for 23 years where he has also been involved in bioenergy, hydrogen, and distributed energy technology analysis and development.

Mark.Ruth@nrel.gov | 303-275-4644

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Ron Schoon

EXECUTIVE MANAGER, PARTNERSHIP DEVELOPMENT

Ron Schoon is responsible for lab-wide development of partnerships between NREL and industry.  He currently leads strategy development and industry engagement for these efforts in the manufacturing and chemicals/fuels sectors.  Ron joined NREL in 2010 after 23 years in the transportation industry working on heavy truck, automotive, and commercial aircraft product development, where he held executive management and senior engineering positions at Navistar, General Motors, and Boeing.

Ron.Schoon@nrel.gov | 303-275-4644

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David Snowberg

SENIOR ENGINEER, NATIONAL WIND TECHNOLOGY CENTER

David Snowberg manages wind turbine rotor blade composite manufacturing projects at the National Wind Technology Center (NWTC), which includes managing projects for the Institute for Advanced Composites Manufacturing Innovation. His manufacturing background encompasses previous engineering work at a wind turbine manufacturer and research validation to manufactured composites at the NWTC. He currently helps to manage the manufacturing research at the Composites Manufacturing Education & Technology facility at the NWTC.

David.Snowberg@nrel.gov | 303-384-6920

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Brady Stoll

ENGINEER, STRATEGIC ENERGY ANALYSIS CENTER

Dr. Brady Stoll models the transmission-level electricity grid and the impacts of new technologies on the total cost of operating the grid as well as the operational changes resulting from these new technologies. She has specifically analyzed the benefits of expanded combined heat and power technologies and the value of demand response, including from manufacturing facilities, to the electric grid.

Brady.Stoll@nrel.gov | 303-275-4104

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Michael Ulsh

MANUFACTURING R&D PROJECT LEAD, CHEMISTRY & NANOSCIENCE CENTER

Mike Ulsh leads projects focusing on the development of diagnostic systems for in-line quality control, the study of the performance and durability effects of manufacturing defects, and exploration of material-process-performance relationships in clean energy material fabrication. He is the NREL lead for a multi-lab consortium on solution processing and roll-to-roll manufacturing, and is involved in several fuel cell supply chain development and cost modeling projects. His previous experience includes 11 years at 3M Company, where he developed processes and products based on multilayer polymer film constructions, and transferred these technologies to a continuous manufacturing environment.

Michael.Ulsh@nrel.gov | 303-275-3842

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Andy Walker

PRINCIPAL ENGINEER, INTEGRATED APPLICATIONS

Andy Walker conducts engineering and economic analysis of energy efficiency and renewable energy projects for federal agencies, such as national parks and military bases, and also for commercial and industrial clients. He has helped plan projects for 42 Anheuser Busch facilities; seven Frito Lay factories, which resulted in a 5,200 m2 solar thermal system in Modesto, California, and a “net zero” manufacturing plant in Casa Grande, Arizona, incorporating biomass and photovoltaics; an engraving and printing plant where U.S. currency is manufactured; and other manufacturing facilities considering renewable energy (photovoltaics and solar thermal).

Andy.Walker@nrel.gov | 303-384-7531