Greg Brinkman
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View article: West Coast Offshore Wind Transmission Study
West Coast Offshore Wind Transmission Study Open
As a primary federal investigation of the utility of transmission to support offshore wind emergence in the Western Interconnect, the West Coast Offshore Wind Transmission study evaluates five distinct West Coast-wide transmission scenario…
View article: Workshop Summary: Bridging the Gap Between Atmospheric Science and Grid Integration
Workshop Summary: Bridging the Gap Between Atmospheric Science and Grid Integration Open
The need for dedicated, accurate, expertly curated weather data is increasingly important as the share of variable renewable energy increases on the power system. Projections for futures with very high (50+% annual energy) shares of variab…
View article: Storage Effectiveness in Enabling Variable Generation and Avoiding Fossil Emissions
Storage Effectiveness in Enabling Variable Generation and Avoiding Fossil Emissions Open
In this paper, we investigate the relationship between storage and variable generation (VG) and how they can be used to replace fossil-fired technologies and their associated emissions. Unlike fossil generation, VG relies on variable resou…
View article: The Role of Hydropower Flexibility in Integrating Renewables in a Low-Carbon Grid
The Role of Hydropower Flexibility in Integrating Renewables in a Low-Carbon Grid Open
In this study, we looked at the role of hydropower flexibility in variable renewable energy (VRE) integration. Our focus was on facilities that have at least ten hours of storage, i.e., plants that are "dispatchable" and have capacity valu…
View article: Hydropower Value Drivers
Hydropower Value Drivers Open
Conventional hydro resources generate the majority of their value by providing energy under most conditions, but the relative fraction of value generated by providing ancillary services and capacity increases with increasing penetration of…
View article: Duke Energy Carbon-Free Resource Integration Study
Duke Energy Carbon-Free Resource Integration Study Open
Duke Energy has partnered with the National Renewable Energy Laboratory (NREL) to evaluate pathways to achieving their carbon-free targets and to assess the operational impacts of the resulting system. This report details findings from Pha…
View article: Clean Grid Vision: A U.S. Perspective - Chapter 1. Clean Grid Scenarios
Clean Grid Vision: A U.S. Perspective - Chapter 1. Clean Grid Scenarios Open
Chapter 1: Clean Grid Scenarios serves as a broad introduction to the type of future power systems envisioned in the Clean Grid Vision: one with high penetrations of variable renewable energy generation (for example, more than 53% national…
View article: The Value of Increased HVDC Capacity Between Eastern and Western U.S. Grids: The Interconnections Seam Study
The Value of Increased HVDC Capacity Between Eastern and Western U.S. Grids: The Interconnections Seam Study Open
The Interconnections Seam Study examines the potential economic value of increasing electricity transfer between the Eastern and Western Interconnections using high-voltage direct-current (HVDC) transmission and cost-optimizing both genera…
View article: The Value of Increased HVDC Capacity Between Eastern and Western U.S. Grids: The Interconnections Seam Study
The Value of Increased HVDC Capacity Between Eastern and Western U.S. Grids: The Interconnections Seam Study Open
The Interconnections Seam Study examines the potential economic value of increasing electricity transfer between the Eastern and Western Interconnections using high-voltage direct-current (HVDC) transmission and cost-optimizing both genera…
View article: A Novel Framework for Hydropower Scheduling Under Uncertainty
A Novel Framework for Hydropower Scheduling Under Uncertainty Open
<p>Although there have been numerous advances in production cost modeling techniques over past decade, the characterization of hydropower operations has remained relatively unsophisticated in common usage, largely ignoring the water-…
View article: NREL Analysis: Cost-Effective and Reliable Integration of High-Penetration Solar in the Western United States (Poster)
NREL Analysis: Cost-Effective and Reliable Integration of High-Penetration Solar in the Western United States (Poster) Open
SunShot Initiative awardee posters describing the different technologies within the four subprograms of the DOE Solar Program (Photovoltaics, Concentrating Solar Power, Soft Costs, and Systems Integration).
View article: How Does Wind Affect Coal? Cycling, Emissions, and Costs (Presentation)
How Does Wind Affect Coal? Cycling, Emissions, and Costs (Presentation) Open
This presentation describes in general fashion what the emissions and economic impacts of wind power generation on fossil power plants looks like and also offers some mitigation ideas.
View article: Western Wind and Solar Integration Study Phase 2 (Presentation)
Western Wind and Solar Integration Study Phase 2 (Presentation) Open
This presentation accompanies Phase 2 of the Western Wind and Solar Integration Study, a follow-on to Phase 1, which examined the operational impacts of high penetrations of variable renewable generation on the electric power system in the…
View article: Hydropower Modeling Challenges
Hydropower Modeling Challenges Open
Hydropower facilities are important assets for the electric power sector and represent a key source of flexibility for electric grids with large amounts of variable generation. As variable renewable generation sources expand, understanding…
View article: Reducing Wind Curtailment through Transmission Expansion in a Wind Vision Future
Reducing Wind Curtailment through Transmission Expansion in a Wind Vision Future Open
The Department of Energy's 2015 Wind Vision study, which analyzed an ambitious scenario where wind power served 35% of U.S. electricity consumption in 2050, showed the potential for wind energy to provide substantial health, environmental,…
View article: Revenue Sufficiency and Reliability in a Zero Marginal Cost Future: Preprint
Revenue Sufficiency and Reliability in a Zero Marginal Cost Future: Preprint Open
Features of existing wholesale electricity markets, such as administrative pricing rules and policy-based reliability standards, can distort market incentives from allowing generators sufficient opportunities to recover both fixed and vari…
View article: Navajo Generating Station and Federal Resource Planning; Volume 1: Sectoral, Technical, and Economic Trends
Navajo Generating Station and Federal Resource Planning; Volume 1: Sectoral, Technical, and Economic Trends Open
This study for the U.S. Bureau of Reclamation examines conditions in the electricity sector that are likely to affect federal decisions with respect to Navajo Generating Station (NGS), the largest coal-fired power plant operating in the we…
View article: Renewable Electricity Futures Study - Volume One
Renewable Electricity Futures Study - Volume One Open
This is part of a series of four volumes describing exploring a high-penetration renewable electricity future for the United States of America. This data set is provides data for the entire volume one document and includes all data for the…
View article: Renewable generation effect on net regional energy interchange
Renewable generation effect on net regional energy interchange Open
Using production-cost model (PLEXOS), we simulate the Western Interchange (WECC) at several levels of the yearly renewable energy (RE) generation, between 13% and 40% of the total load for the year. We look at the overall energy exchange b…