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Renewable Energy Systems Consultant Jamie Chapman

Time-Variable Systems, LLC
Jamie Chapman, PhD
Renewable Energy Systems Consultant
111 7th Street
Apt. 410
Garden City NY 11530
phone: 617-513-8429

Jamie Chapman, PhD, has over 35 years of broad technical, engineering, operational, and economic expertise in the areas of Renewable Energy and Power Conversion Systems. Principal at Time-Variable Systems, LLC, Dr. Chapman provides strategic, technical, and engineering consulting services to companies, federal laboratories, agencies, and law firms. Recent clients have included Exro Technologies, the National Renewable Energy Laboratory, and technology-intensive product development companies in the United States and internationally.

Consulting Specialties Include:
  • Innovative Electric Machines
  • Variable Speed Electric Generators
  • Marine Hydrokinetic Power Conversion Systems
  • Radar Sensing
  • Megawatt-scale Power Processing and Control via Power Electronics
  • Wind Turbines
  • Energy Storage
  • Rotary and Linear Electric Machines
  • Electronic Power Conversion
  • Control and Grid Interface
Dr. Chapman's career and activities have spanned the industrial, academic, governmental, and legal arenas in the US, Europe, and Asia. He has been heavily involved with clients in program definition and funding together with the associated development of technology-intensive, multi-disciplinary product systems.

Dr. Chapman's experience includes research and development focused on the technologies needed to maintain leadership for the next, next generation of multi-megawatt wind turbine power plants, including turbulence detection by lidar and radar. His work in this area generated four patent disclosures.

From 2004-2010, Dr. Chapman served as Associate Director of the Wind Science and Engineering Research Center at Texas Tech University. As part of the Senior Research Faculty, he was a principal in achieving $10 million in external funding to implement a wind energy research and education program. Dr. Chapman delivered a graduate-level course on wind turbine design, control, grid interface and economics and initiated Texas Tech's program on the integration of wind turbines with desalination systems.

View Dr. Chapman's Expert Witness Profile.