Page • Introduction With the rapid growth of solar across northern regions, the impact of snow shading on modules is a growing concern. Published estimates of energy losses range from 1 to 12 percent annually, with monthly losses as high as 100 percent, depending on location and weather conditions; in addition, snow...
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Thermal Energy Storage
Page • The National Solar Thermal Testing Facility excels in the research and development of heat transfer fluids and thermal energy storage systems. Thermal energy storage has a number of benefits, including high-energy density, low costs, a readily available media storage, the ability to deliver heat and electricity, and the ability to...
Thermal Test Complex
Facility • The Thermal Test Complex (TTC) is an international resource for validation of fire physics models as well as the nuclear weapons complex hardware qualification facility for fires. Experimental fire research, validated modeling tools, and phenomenological model development capabilities form the basis of an integrated capability to solve high-consequence problems in fire prevention,...
Thomas Herges
Staff Page • Instrumentation & Aeronautical Engineer. Biography Tommy Herges leads instrumentation development activities for wind plant field campaigns in the Wind Energy Computational Sciences Department at Sandia National Laboratories. He has been a member of the Wind Energy Technologies department since 2013, where he has worked on advanced laser velocity measurements and...
Threat and Impact Modeling
Page • Sandia’s threat modeling work focuses on characterizing the wide-ranging impacts from natural hazards on our infrastructure sectors. Threats serve as the key input to resilience analysis, and accurate assessment of system performance depends on a knowledge of what is likely to go wrong when a disruption occurs. The threats are...
Thushara Gunda
Staff Page • Complex Systems Analyst. Biography Thushara Gunda is a Principal Member of Technical Staff at Sandia National Laboratories. Her research portfolio focuses on data-driven decision making in complex systems, including water resources, energy, and security domains. Leveraging insights from interdisciplinary perspective is a key distinguishing feature of Thushara’s work. Her research...
Tim Riley
Staff Page • CEP, CSP, PMP. Biography Timothy G. (Tim) Riley began his professional journey as a helicopter crew chief in the U.S. Air Force and has been passionate about all things that fly or rotate ever since. Following his military service, Tim went on to enjoy an incredible 23-year career in NASA’s...
Timotius Oentung
Staff Page • R&D S&E, Cybersecurity. Biography Timotius Oentung currently works as a Research and Development (R&D) Software and Engineering (S&E) staff member for the Resilient Energy and Distributed System Integration (RDSI) organization. Prior to joining Sandia, he graduated with an MS in Cybersecurity and Privacy from the University of Central Florida with...
Todd Monson
Staff Page • Physicist. Biography Todd Monson is a Principal Member of the Technical Staff at Sandia National Laboratories, where for the past fifteen years his research has focused primarily on the synthesis and characterization of ferromagnetic and ferroelectric nanomaterials for energy related applications. Todd holds a Ph.D. and M.A. in physics from...
Tools
Page • Tools Browse select computational codes, data sets, models, software, tools, and toolkits from Sandia National Laboratories' energy programs Arctic Science & Security For software developed at Sandia that covers a variety of applications related to research in the Arctic, please visit the Arctic Software page. Search licensable technologies, patents, applications, and...
Tools
Page • The CSP team uses SolidWorks software to research and develop all mechanical components for CSP systems. On this page Optical Tools | System Tools | Analysis Tools Optical Tools Solar Glare Analysis Tool Availability Due to new cybersecurity restrictions at Sandia, SGHAT is now available for internal Sandia use only....
Tower-based systems
Page • Solar Power Tower The 200 ft. Solar Tower at Sandia National Laboratories provides 212 computer-controlled heliostats to reflect concentrated solar energy onto the tower, producing a total thermal capacity of 6 MW and peak flux up to 300 W/cm2. The NSTTF offers a complete testing environment for a variety of...
Transportation & Fuels
Page • Transportation & Fuels Advancing affordable, available, and efficient energy use for America’s energy future Foundational physical and computational research at Sandia helps to accelerate innovation in transportation and fuels. Our research programs span multiple transportation modes, including passenger automobiles, heavy-duty freight, off-road machinery, marine, rail, and aviation, while also investigating...
Travis Anderson
Staff Page • Chemist. Biography Travis M. Anderson is a Distinguished Member of the Technical Staff at Sandia National Laboratories. He received his B.S degree in Chemistry from Mercer University in 1997 and his Ph.D. degree in Inorganic Chemistry from Emory University in 2002. His research interests include synthetic inorganic chemistry, battery materials...
TTU Advanced Doppler Radar
Page • To establish a baseline with the Texas Tech University (TTU) Doppler radar, unique and novel wind farm flow mapping has been performed in either full- or semi-precipitating environments. Preliminary results to date have opened insight to full utility-scale wind-farm performance that have never been seen in any other data set,...
Tu Nguyen
Staff Page • Electrical Engineer, Analytics & Controls Lead. Biography Tu A. Nguyen is a Principal Member of the Technical Staff at Sandia National Laboratories. He is also a Senior Member of the Institute of Electrical and Electronics Engineers (IEEE) and an editor of IEEE Transactions on Sustainable Energy. He received his B.S...
U.S. High Arctic Research Center (USHARC)
Facility • Sandia and the University of Alaska Fairbanks (UAF) have teamed up to advance the concept of a permanent, comprehensive multi-agency U.S. High Arctic Research Center (USHARC) in the Prudhoe Bay area. Sandia and UAF are actively engaging federal agencies, academic institutions, non-governmental organizations, and international partners to support its development. Visit the...
Ujjwol Tamrakar
Staff Page • Electrical Engineer. Biography Ujjwol Tamrakar received the B.E. degree in Electrical Engineering from Tribhuvan University, Nepal, in 2011, and the M.S. degree in Electrical Engineering from South Dakota State University (SDSU), Brookings, SD, USA, in 2015. He received his Ph.D. in Electrical Engineering from SDSU in 2020 and is currently...
Valerio De Angelis
Staff Page • Chemical Engineer, System Integration Lead. Biography Dr. De Angelis joined Sandia in 2020 to work on battery modeling, system integration, advanced manufacturing, and long-term energy storage. He is co-founder of batteryarchive.org, the first public repository for easy visualization and comparison of lithium-ion battery degradation data across institutions. Before joining Sandia...
Vehicle Technologies
Page • Sandia’s vehicle research supports electrification technologies, automation, and advanced combustion technologies for all transportation modes. Advanced combustion engine research at Sandia emphasizes the use of optical and laser diagnostics to discover fundamental processes that lead to increased engine efficiency and reduced emissions. Our battery research enhances battery safety, battery diagnostics,...
Vermont Public Utility Commission Energy Storage Systems Workshops
Page • Presented by: Vermont Public Utility Commission,U.S. DOE Office of Electricity Energy Storage Program,and Sandia National Laboratories Energy storage is the key to unleashing the power of renewables; relieving generation, transmission, and distribution demands; and hastening the transition to a decarbonized future. Vermont Public Utility Commission Staff & Stakeholders were invited...
Victoria Obrien
Staff Page • Electrical Engineer. Biography Victoria Obrien is a Senior Member of Technical Staff in the Electric Grid Security and Communications Department at Sandia National Laboratories. She obtained a B.S., M.S., and Ph.D. in electrical engineering from Texas Tech University in 2020, 2021, and 2023, respectively. Her research interests include the cybersecurity...
Vieques Energy Transition Initiative Meeting on Powering Critical Infrastructure
Page • The U.S. Department of Energy hosted an in-person workshop on the Municipality of Vieques energy transition and microgrid project on June 27, 2024. This event was a continuation of the virtual microgrid community engagement meeting held in December 2023. Sandia National Laboratories and LUMA were guest speakers, sharing project details...
Vincent Neary
Staff Page • Science and Engineering Research and Development. Biography Vincent Neary is the marine renewable energy technologies lead for the Water Power Technologies Program at Sandia National Laboratories. He has spent the last ten years working on a wide-range of topics in marine renewable energy, including modeling and measuring tidal and wave...
Wake Imaging Measurement System
Page • Wakes produced from upstream turbines in wind plants lead to lower power production and increased loads on downstream turbines. The resulting loss of energy capture and increase in maintenance costs represent one of the largest opportunities to reduce cost of energy (COE) at the plant level. Improvements in wind-turbine design...
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