Search Results - "Archer, Cristina L"

Historical trends in the jet streams by Archer, Cristina L., Caldeira, Ken

“…Jet streams, the meandering bands of fast winds located near the tropopause, are driving factors for weather in the midlatitudes. This is the first study to…”
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Saturation wind power potential and its implications for wind energy by Jacobson, Mark Z, Archer, Cristina L

“…Wind turbines convert kinetic to electrical energy, which returns to the atmosphere as heat to regenerate some potential and kinetic energy. As the number of…”
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New insights on wind turbine wakes from large‐eddy simulation: Wake contraction, dual nature, and temperature effects by Wu, Sicheng, Archer, Cristina L., Mirocha, Jeffrey D.

“…Large‐eddy simulation (LES) has been adopted to study wind turbine wakes because it can capture fine‐scale details of turbulent wind flows and interactions…”
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Evaluation of global wind power by Archer, Cristina L., Jacobson, Mark Z.

“…The goal of this study is to quantify the world's wind power potential for the first time from data. Wind speeds are calculated at 80 m, the hub height of…”
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Global Assessment of High-Altitude Wind Power by Archer, Cristina L., Caldeira, Ken

“…The available wind power resource worldwide at altitudes between 500 and 12,000 m above ground is assessed for the first time. Twenty-eight years of wind data…”
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Comparison of individual versus ensemble wind farm parameterizations inclusive of sub‐grid wakes for the WRF model by Ma, Yulong, Archer, Cristina L., Vasel‐Be‐Hagh, Ahmad

“…Wind turbine wakes can be predicted somewhat accurately with mesoscale numerical models, such as the Weather Research and Forecast (WRF) model, via a wind farm…”
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Methods to Estimate Surface Roughness Length for Offshore Wind Energy by Golbazi, Maryam, Archer, Cristina L.

“…The northeastern coast of the U.S. is projected to expand its offshore wind capacity from the existing 30 MW to over 22 GW in the next decade, yet, only a few…”
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Precipitation reduction during Hurricane Harvey with simulated offshore wind farms by Pan, Yang, Yan, Chi, Archer, Cristina L

“…Hurricane Harvey brought to the Texas coast possibly the heaviest rain ever recorded in US history, which then caused flooding at unprecedented levels…”
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Assessing the economic feasibility of the gradual decarbonization of a large electric power system by Santos-Alamillos, Francisco J., Archer, Cristina L., Noel, Lance, Budischak, Cory, Facciolo, William

“…The decarbonization of power systems is among the primary actions to fight air pollution and climate change. In this study, we evaluate the costs of a gradual…”
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Opinion: The time has come for offshore wind power in the United States by Firestone, Jeremy, Archer, Cristina L., Gardner, Meryl P., Madsen, John A., Prasad, Ajay K., Veron, Dana E.

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Wind farm hub height optimization by Vasel-Be-Hagh, Ahmadreza, Archer, Cristina L.

“…•Wind farms with multiple hub height turbines produce >2% more energy annually.•Maximum benefits of multiple hub heights are found offshore with tight…”
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A Numerical Study of Wind-Turbine Wakes for Three Atmospheric Stability Conditions by Xie, Shengbai, Archer, Cristina L.

“…The effects of atmospheric stability on wind-turbine wakes are studied via large-eddy simulations. Three stability conditions are considered: stable, neutral,…”
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Large CO2 reductions via offshore wind power matched to inherent storage in energy end-uses by Kempton, Willett, Archer, Cristina L., Dhanju, Amardeep, Garvine, Richard W., Jacobson, Mark Z.

“…We develop methods for assessing offshore wind resources, using a model of the vertical structure of the planetary boundary layer (PBL) over water and a…”
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Wake steering via yaw control in multi-turbine wind farms: Recommendations based on large-eddy simulation by Archer, Cristina L., Vasel-Be-Hagh, Ahmad

“…The rotor area of a wind turbine must be perfectly perpendicular to the wind to deliver the most efficient performance as a single unit (i.e., yaw angle…”
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Review and evaluation of wake loss models for wind energy applications by Archer, Cristina L., Vasel-Be-Hagh, Ahmadreza, Yan, Chi, Wu, Sicheng, Pan, Yang, Brodie, Joseph F., Maguire, A. Eoghan

“…•6 analytical wake loss models evaluated (3 for first time) with data from 3 wind farms.•The 3 wind farms are a combination of offshore, inland, regular, and…”
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Energy footprint of food: The case of corn production in Delaware by Jin, Enze, Al Fahel, Nicolas, Mondal, Pinki, Li, Hong, Archer, Cristina L.

“…Food production is an energy‐intensive process, especially for crops and meat. However, the link between food and the energy consumed to produce it is less…”
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Assessing compressibility effects on the performance of large horizontal-axis wind turbines by Yan, Chi, Archer, Cristina L.

“…•Assessments of compressibility effects around large wind turbines are conducted.•Compressibility effects in flow around large wind turbines are not…”
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A Hybrid Wind-Farm Parametrization for Mesoscale and Climate Models by Pan, Yang, Archer, Cristina L.

“…To better understand the potential impact of wind farms on weather and climate at the regional to global scales, a new hybrid wind-farm parametrization is…”
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Meteorology for Coastal/Offshore Wind Energy in the United States: Recommendations and Research Needs for the Next 10 Years by Archer, Cristina L., Colle, Brian A., Monache, Luca Delle, Dvorak, Michael J., Lundquist, Julie, Bailey, Bruce H., Beaucage, Philippe, Churchfield, Matthew J., Fitch, Anna C., Kosovic, Branko, Lee, Sang, Moriarty, Patrick J., Simao, Hugo, Stevens, Richard J. A. M., Veron, Dana, Zack, John

“…[...]because of the high CPU-hours required, LES can be conducted for only a few hours or at equilibrium-state using periodic boundary conditions. Because LES…”
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Wind farms with counter-rotating wind turbines by Vasel-Be-Hagh, Ahmadreza, Archer, Cristina L.

“…The objective of this study is to assess the effects of using counter-rotating wind turbines on the performance of a wind farm. Large eddy simulations, coupled…”
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