Results 41 to 50 of about 608 (125)

Enhanced frequency response from industrial heating loads for electric power systems [PDF]

open access: yes, 2019
Increasing penetration of renewable generation results in lower inertia of electric power systems. To maintain the system frequency, system operators have been designing innovative frequency response products.
Cheng, Meng, Wu, Jianzhong, Zhou, Yue
core   +2 more sources

Optimal Net Load Flattening in Unbalanced Distribution Systems via Rank-Penalized Semidefinite Programming

open access: yesIEEE Access, 2023
A formidable challenge that hinders the widespread adoption of renewable energy sources is the potential mismatch between their intermittent supply and the fluctuating demand. This necessitates proper coordination to moderate temporal net load variations
Ibrahim Alsaleh   +3 more
doaj   +1 more source

How sensitive are protein hydration shells to electrolyte concentration and protein composition?

open access: yesProtein Science, Volume 34, Issue 1, January 2025.
Abstract Proteins of obligate halophilic organisms have an unusually high number of acidic amino acids, thought to enable them to function in multimolar KCl environments. Clarifying the molecular scale mechanisms by which this occurs is relevant for biotechnology, to enable enzymatic synthesis of economically important small molecules in salty ...
H. Geraili Daronkola   +6 more
wiley   +1 more source

Rolling horizon optimization for real-time operation of thermostatically controlled load aggregator

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
Thermostatically controlled loads (TCLs) have great potentials to participate in the demand response programs due to their flexibility in storing thermal energy. The two-way communication infrastructure of smart grids provides opportunities for the smart
Fengji LUO   +2 more
doaj   +1 more source

Scheduling of Aggregate Electric Water Heaters Considering Time‐Shifting Potential of Water‐Using Activities

open access: yesIET Energy Systems Integration, Volume 7, Issue 1, January/December 2025.
ABSTRACT Due to the excellent thermal storage capacity, electric water heaters (EWHs) have significant scheduling potential in peak‐load shaving and accommodating fluctuations of renewable energy. However, traditional scheduling methods for EWHs mainly focus on optimising electrical power while neglecting the shifting flexibility of water‐using ...
Yu‐Qing Bao   +2 more
wiley   +1 more source

A Stability Analysis of Thermostatically Controlled Loads for Power System Frequency Control

open access: yesComplexity, 2017
Thermostatically controlled loads (TCLs) are a flexible demand resource with the potential to play a significant role in supporting electricity grid operation.
Ellen Webborn, Robert S. MacKay
doaj   +1 more source

Dynamic Aggregation of Multiple Flexible Resources in Virtual Power Plants to Meet Diverse Frequency Control Requirements

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
This paper proposes a dynamic aggregation of multiple flexible resources to meet the evolving performance requirements of frequency regulation, which applies a dynamic K‐medoids clustering method and proposes two‐stage optimization model based on submodular optimization theory for dynamical aggregation.
Xianliang Teng   +6 more
wiley   +1 more source

Load Frequency Control of Power Systems Integrated With Heterogeneous Controllable Loads: A Hybrid MPC Approach

open access: yesInternational Journal of Energy Research, Volume 2025, Issue 1, 2025.
With the increasing participation of flexible loads in power grid regulation, the heterogeneity of flexible loads poses a critical challenge in load frequency control (LFC) of power systems. This paper proposes a novel hybrid model predictive control (HMPC)‐based LFC strategy for power systems with heterogeneous controllable loads (HCLs), comprising ...
Chongxin Huang   +4 more
wiley   +1 more source

Market-based coordination of price-responsive demand using Dantzig-Wolfe decomposition method

open access: yesEnergy and AI, 2023
The increasing penetration of Distributed Generation (DG) and Demand Responsive (DR) loads in power systems has necessitated the development of novel approaches to address the coordination problem of Price Responsive Devices (PRD). These PRDs are treated
Foad Najafi, Matthias Fripp
doaj   +1 more source

Path integral formulation of stochastic optimal control with generalized costs

open access: yes, 2014
Path integral control solves a class of stochastic optimal control problems with a Monte Carlo (MC) method for an associated Hamilton-Jacobi-Bellman (HJB) equation.
Chorin, Alexandre J.   +3 more
core   +1 more source

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