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Elaine Hale

Researcher V-Model Engineering | 303-384-7812

Elaine Hale is a member of the Forecasting & Modeling Group in the Strategic Energy Analysis Center.

Areas of Expertise

Mathematical modeling, simulation, and optimization of complex engineering systems
Computer programming and software tool development
Grid integration analysis, building energy analysis
Optimization algorithms for large-scale and uncertain nonlinear programming

Research Interests

Design, planning, and policy related to renewable energy and energy efficiency integration into new and existing energy systems
Modeling energy systems across multiple geographic and temporal scales
Efficient development and distribution of software tools for solving complex engineering problems


Ph.D. in Chemical Engineering, University of Texas, Austin
M.S. in Chemical Engineering, University of Texas, Austin
B.S. in Chemical Engineering, Georgia Institute of Technology

Prior Work Experience

Pfeiffer/VIGRE Instructor, Dept. of Computational and Applied Mathematics, Rice University, Houston, TX (2005–2008)
Lab Assistant II, Dept. of Chemical Engineering, Georgia Institute of Technology, Atlanta, GA (2000)
Engineering Co-op, Ethicon, Inc., Cornelia, GA (19971999)

Other Affiliations

Society for Industrial and Applied Mathematics
Mathematical Optimization Society

Featured Publications

Hale, Elaine, Stoll, Brady, and Novacheck, Joshua. August 2018. "Integrating solar into Florida's power system: Potential roles for flexibility." Solar Energy 170, 741-751.

Bhandari, Mahabir, Erol Chartan, Elaine Hale, Bruce Hedman, Reid (Rusty) Heffner, Paul Lemar, Sachin Nimbalkar, Mark Ruth, Brady Stoll, John Storey, Rick Tidball, Chester Wagstaff. “Modeling the Impact of Flexible CHP on California’s Future Electric Grid.” Technical Report. U.S. Department of Energy, Washington, D.C. January 2018.

Stoll, Brady, Elizabeth Buechler, and Elaine Hale. 2017. "The value of demand response in Florida." The Electricity Journal, 30(9) 57-64, November 2017.

Palmintier, Bryan, Elaine Hale, Timothy Hansen, Wesley Jones, David Biagioni, Harry Sorensen, Hongyu Wu, and Bri-Mathias Hodge. 2017. "IGMS: An Integrated ISO-to-Appliance Scale Grid Modeling System." IEEE Transactions on the Smart Grid-Special Issue on High Performance Computing (HPC) Applications for a More Resilient and Efficient Power Grid, 8(3) 1525-1534, May 2017.

Hurlbut, David, Scott Hasse, Clayton Barrows, Lori Bird, Greg Brinkman, Jeff Cook, Megan Day, Victor Diakov, Elaine Hale, David Keyser, Anthony Lopez, Trieu Mai, Joyce McLaren, Emerson Reiter, Brady Stoll, Tian Tian, Harvey Cutler, Dominique Bain, and Tom Acker. 2016. Navajo Generating Station & Federal Resource Planning Volume 1: Sectoral, Technical, and Economic Trends. Technical Report NREL/TP-6A20-66506. National Renewable Energy Laboratory, Golden, CO. November 2016.

Palmintier, Bryan, Elaine Hale, Bri-Mathias Hodge, Kyri Baker, and Timothy M. Hansen. 2016. "Experiences integrating transmission and distribution simulations for DERs with the Integrated Grid Modeling System (IGMS)." 2016 Power Systems Computation Conference, Genoa, Italy, June 20-24, 2016.

Hale, Elaine. 2016. Capturing the Impact of Storage and Other Flexible Technologies on Electric System Planning. Golden, CO: National Renewable Energy Laboratory. NREL/TP-6A20-65726.

O'Connell, Niamh, Elaine Hale, Ian Doebber, and Jennie Jorgenson. 2015. On the Inclusion of Energy-Shifting Demand Response in Production Cost Models: Methodology and a Case Study. Golden, CO: National Renewable Energy Laboratory. NREL/TP-6A20-64465.

Mai, Trieu, Clayton Barrows, Anthony Lopez, Elaine Hale, Matt Dyson, and Kelly Eurek. 2015. Implications of Model Structure and Detail for Utility Planning: Scenario Case Studies using the Resource Planning Model. Golden, CO: National Renewable Energy Laboratory. NREL/TP-6A20-63972.

Hale, Elaine, Lars Lisell, D. Goldwasser, Daniel Macumber, Jesse Dean, Ian Metzger, Andrew Parker, Nicholas Long, Brian Ball, Marjorie Schott, Evan Weaver, and Larry Brackney. "Cloud-Based Model Calibration Using OpenStudio: Preprint." Paper presented at the eSim 2014, Ottawa, Ontario, May 2014. Golden, CO: National Renewable Energy Laboratory. NREL/CP-5500-61420.

Cole, W. J., K.M. Powell, E.T. Hale, and T.F. Edgar. "Reduced-order residential home modeling for model predictive control." Energy and Buildings 74 (May 2014): 69-77. Golden, CO: National Renewable Energy Laboratory. NREL/JA-5500-61461.

Barrows, C., M. Hummon, W. Jones, and E. Hale, 2014. Time Domain Partitioning of Electricity Production Cost Simulations. Golden, CO: National Renewable Energy Laboratory. NREL/TP-6A20-60969.

Hale, Elaine T., Daniel L. Macumber, Kyle Benne, and David Goldwasser. "Scripted Building Energy Modeling and Analysis." Paper presented at the SimBuild 2012, 5th National Conference of IBPSA-USA, Madison, WI, August 2012. Golden, CO: National Renewable Energy Laboratory. NREL/CP-5500-54774.

Hale, Elaine T. and Nicholas L. Long. "Enumerating a Diverse Set of Building Designs using Discrete Optimization." In Proceedings of SimBuild 2010, 4th National Conference of IBPSA-USA, New York, NY, August 2010. Golden, CO: National Renewable Energy Laboratory. NREL/CP-5500-48386.

Hale, Elaine, Matthew Leach, Adam Hirsch, and Paul Torcellini. 2009. General Merchandise 50% Energy Savings: Technical Support Document. Golden, CO: National Renewable Energy Laboratory. NREL/TP-550-46100.

Leach, Matthew, Elaine Hale, Adam Hirsch, and Paul Torcellini. 2009. Grocery Store 50% Energy Savings: Technical Support Document. Golden, CO: National Renewable Energy Laboratory. NREL/TP-550-46101.

Hale, Elaine T., Wotao Yin, and Yin Zhang. "Fixed-point continuation for $\ell_1$-minimization: methodology and convergence." SIAM Journal on Optimization 19, no. 3 (2008): 1107-130.

Hale, Elaine T., and Yin Zhang. "Case Studies for a first-order robust nonlinear programming formulation." Journal of Optimization Theory and Applications 134, no. 1 (2007): 27-45.

Full list of Elaine Hale publications (NREL).