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Machine-Learning-Reinforced Massively Parallel Transient Simulation for Large-Scale Renewable-Energy-Integrated Power Systems
Download2024-06-01
Tianshi Cheng, Ruogu Chen, Ning Lin, Tian Liang, Venkata Dinavahi
Renewable energy systems (RESs) are pivotal in the transition to eco-friendly smart grids. The complexity and uncertainty of RESs, driven by uncontrollable natural forces like sunlight and wind, bring challenges to integrating RESs into modern power systems. Electromagnetic transient (EMT)...
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A Marble Statue Fragment of Victoria/Nike from Humayma, Jordan (Nabataean Hawara, Roman Hauarra)
Download2024-04-04
This contribution presents a small fragment of carved white marble found at the site of Humayma (Nabataean Hawara/ Roman Hauarra), in what is now southern Jordan. Uncovered during excavation of the site’s Abbasid family’s qasr in 1993, this fragment is the frst and thus far only known example of...
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Decolonization of Arctic Library and Archives Metadata (DALAM) Thematic Network Update: October, 2023 – April, 2024
Download2024-05-01
This article reports activities of the University of the Arctic Decolonization of Arctic Library and Archives Metadata (DALAM) Thematic Network for October 2023 - April 2024.
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Low-Carbon Optimal Scheduling of Park-Integrated Energy System Based on Bidirectional Stackelberg-Nash Game Theory
Download2024-07-01
Yi Wang, Zikang Jin, Jing Liang, Zhongwen Li, Venkata Dinavahi, Jun Liang
Multi-stakeholder participation is crucial in facilitating the development of park-integrated energy systems (PIES). Balancing the diverse interests of various stakeholders, each with its distinct requirements presents a notable challenge. Concurrently, the model's complexity increases due to the...
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Community Frontline Care Staff Perspectives on COVID-19 Restrictions: “It’s not what I was hired to do.”
Download2024-07-12
The COVID-19 pandemic presented numerous challenges and changes for all frontline providers, but the impacts on care staff in community service agencies is less understood. The current study involving secondary data analysis explored how frontline care staff with a Fetal Alcohol Spectrum Disorder...
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2024-07-09
The purpose of this paper is to propose a taxonomy of artificial intelligence (AI) literacy to support AI literacy education and research. This study makes use of the facet analysis technique and draws upon various sources of data and information to develop a taxonomy of AI literacy. The research...
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Hardware-in-the-Loop Real-Time Transient Emulation of Large-Scale Renewable Energy Installations Based on Hybrid Machine Learning Modeling
Download2024-07-01
Ruogu Chen, Tianshi Cheng, Ning Lin, Tian Liang, Venkata Dinavahi
For the integration of large-scale renewable energy resources into power grids, the complex and dynamic behavior of Inverter-Based Resources (IBRs), such as wind farms, photovoltaic (PV) arrays, and battery energy storage systems (BESSs), poses significant challenges. Traditional models often...
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Detailed Modeling of a Practical 1400MW Hydropower Plant and Real-Time Hardware Emulation For Governor Tuning Application
Download2024-08-01
Ritu Tiwari, Thanga Raj Chelliah, Venkata Dinavahi
This paper presents the detailed nonlinear mathematical model of a 1400MW hydro power plant (HPP) and it’s faster than real-time dynamic emulation on hardware architecture of the field programmable gate arrays (FPGA). This model is used to study the interactive effect of hydro turbine governor...
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2024-07-24
Thayanne G. M. Ciriaco, Stephen D. Wong
Communities continue to experience significant and damaging disasters, which has prompted governments to devise solutions to protect lives and reduce overall impacts. One emerging strategy is the development of resilience hubs, which can serve the community during disasters and everyday...
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Partial Element Equivalent Circuit Based Parallel Electromagnetic Transient Simulation on GPU
Download2024-08-01
Madhawa Ranasinghe, Venkata Dinavahi
The partial element equivalent circuit (PEEC) method effectively solves Maxwell’s equations in integral form by converting electromagnetic field components into the electrical circuit domain. This article proposes a novel transmission line modeling (TLM) based parallel PEEC time-domain solver to...