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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 1,585 records · Page 88

Wildlife and Vegetation Monitoring Report at the National Wind Technology Center

As part of the five-year monitoring update of its natural resources, the National Renewable Energy Laboratory (NREL) contracted with ERO Resources Corporation (ERO) to conduct avian, small mammal, bat, carnivore, big game, amphibian, and vegetation surveys at the National Wind Technology Center (NWTC). This update to the baseline survey conducted in 2010-2011 will be used to evaluate and support National Environmental Policy Act (NEPA) analyses and assist in the management of natural resources at NWTC. NWTC is located on the boundary of Boulder and Jefferson Counties in Colorado (project area) and is part of the National Renewable Energy Laboratory (NREL), a laboratory of the U.S. Department of Energy (DOE). NWTC is operated by the Alliance for Sustainable Energy, LLC.

54 ENVIRONMENTAL SCIENCES↗

High-Fidelity and High-Performance Computational Simulations for Rapid Design Optimization of Sulfur Thermal Energy Storage (CRADA Report)

NREL and Element 16 collaborated on sulfur thermal energy storage modeling using NREL’s high performance computing (HPC) resources to assist its application in industrial processes. Industrial process heat (IPH) accounts for ~70% of US manufacturing energy use and is primarily produced by fossil fuel combustion. Approximately, 1500 TWht (~60% Terawatt hour thermal) of IPH demand is in the temperature range of 100-300°C. Industrial applications in this temperature range include drying, hydrothermal processing, thermal enhanced oil recovery, food and beverage, bioethanol production, etc. Cost-effective thermal energy storage (TES) that increases the utilization of waste and renewable heat (solar, geothermal, etc.) could provide significant energy savings and reliable heat sources, decrease emissions, and increase US manufacturing competitiveness through reductions in fuel consumption. This HPC4EI project facilitated Element 16’s development of low-cost and high-impact molten sulfur TES for dispatchable IPH. The development of a high-fidelity model validated by experimental data and HPC simulations enabled the successful resolution of the complex interplay between fluid dynamics and heat transfer processes during transient operation of sulfur TES, overcoming the numerical challenges posed by the non-linear temperature-dependent physical properties of sulfur. The project helped accelerate Element 16’s molten sulfur TES product design and support its broad applications.

25 ENERGY STORAGE↗

Study of water recovery and solid waste processing for aerospace and domestic applications. Volume 1: Final report summary

This study of water reclamation and waste disposal is directed toward a more efficient utilization of natural resources. From an ecological standpoint improved methods of land use, water processing equipment, and ideal population profiles are investigated. Methods are described whereby significant reduction in water usage can be achieved by the adoption of presently available and practically applied technological concepts. Allowances are made for social, natural, and economic contingencies which are likely to occur up to the year 2000.

Guarneri, C. A.↗