Evaluating rotational inertia as a component of grid reliability with high penetrations of variable renewable energy
Samuel C. Johnson,Dimitri J. Papageorgiou,Dharik S. Mallapragada,Thomas A. Deetjen,Joshua D. Rhodes,Michael E. Webber +5 more
TLDR
In this article, the authors used several renewable energy penetration scenarios to determine when an electric grid might be more vulnerable to frequency contingencies, such as a generator outage, and used unit commitment and dispatch modeling to quantify system inertia.About:
This article is published in Energy.The article was published on 2019-08-01 and is currently open access. It has received 86 citations till now. The article focuses on the topics: Variable renewable energy & Electricity generation.read more
Citations
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High-Level Penetration of Renewable Energy Sources Into Grid Utility: Challenges and Solutions
TL;DR: Several challenges in the integration process of high-level RESs to the existing grid are summarized and the respective solutions to each challenge are presented and discussed.
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Limitations, challenges, and solution approaches in grid‐connected renewable energy systems
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Understanding the impact of non-synchronous wind and solar generation on grid stability and identifying mitigation pathways
TL;DR: In this paper, an inertia-constrained unit commitment and dispatch model was used to study the stability of future grid scenarios with high penetrations of non-synchronous renewable energy generation under a variety of technology scenarios.
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The challenges of achieving a 100% renewable electricity system in the United States
Paul Denholm,Douglas J. Arent,Samuel F. Baldwin,Daniel E. Bilello,Gregory Brinkman,Jaquelin Cochran,Wesley Cole,Bethany Frew,Vahan Gevorgian,Jenny Heeter,Bri-Mathias Hodge,Bri-Mathias Hodge,Benjamin Kroposki,Trieu Mai,Mark O'Malley,Bryan Palmintier,Daniel Steinberg,Yingchen Zhang +17 more
TL;DR: The economic challenges indicate the need for advancements in several technologies and careful consideration of the suite of options that could be used to achieve equivalent carbon-reduction goals, and techno-economic feasibility analysis must also consider the host of regulatory, market, and policy issues that might limit the ability to deploy mixes of resources that are suggested by least-cost modeling exercises.
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Review of power system impacts at high PV penetration Part II: Potential solutions and the way forward
TL;DR: The overall power system impacts of high PV penetration and the potential solutions for mitigating these impacts are assessed and various solution measures proposed such as accurate forecasting, voltage and frequency regulation techniques, harmonic compensation techniques, reactive power management, generator planning and dispatch strategies and adaptive protection schemes are focused on.
References
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Security-Constrained Unit Commitment With Volatile Wind Power Generation
TL;DR: In this article, a security-constrained unit commitment (SCUC) algorithm is proposed for managing the security of power system operation by taking into account the intermittency and volatility of wind power generation.
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Grid flexibility and storage required to achieve very high penetration of variable renewable electricity
Paul Denholm,Maureen Hand +1 more
TL;DR: In this article, the authors examined the changes to the electric power system required to incorporate high penetration of variable wind and solar electricity generation in a transmission constrained grid, where different mixes of wind, solar photovoltaic and concentrating solar power meet up to 80% of the electric demand.
Posted Content
Unit commitment for systems with significant wind penetration
TL;DR: In this article, the effects of stochastic wind and load on the unit commitment and dispatch of power systems with high levels of wind power are examined, by comparing the costs, planned operation and performance of the schedules produced.
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Unit Commitment for Systems With Significant Wind Penetration
TL;DR: In this paper, the effects of stochastic wind and load on the unit commitment and dispatch of power systems with high levels of wind power are examined, by comparing the costs, planned operation and performance of the schedules produced.
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From electricity smart grids to smart energy systems – A market operation based approach and understanding
TL;DR: In this article, the authors argue that the long-term relevant systems are those in which such measures are combined with energy conservation and system efficiency improvements, and emphasize the inclusion of flexible CHP production in the electricity balancing and grid stabilisation.