Results 61 to 70 of about 458,654 (207)

A model of electro-thermal hybrid energy storage system for autonomous control capability enhancement of multi-energy microgrid

open access: yesCSEE Journal of Power and Energy Systems, 2019
In view of the problem of low self-service capability of the microgrid due to the high operating cost and low capacity of the traditional battery energy storage system.
Yun Teng   +4 more
doaj   +1 more source

A Novel use of the Hybrid Energy Storage System for Primary Frequency Control in a Microgrid [PDF]

open access: yes, 2016
High penetration of renewable energycauses fluctuationsof power flow and results in system frequency fluctuation, which significantlyaffects the power system operation.
Aghamohammadi   +18 more
core   +2 more sources

Optimal sizing and control of hybrid energy storage system for wind power using hybrid Parallel PSO-GA algorithm

open access: yesEnergy Exploration & Exploitation, 2019
This paper proposes a frequency-based method for sizing the hybrid energy storage system in order to smoothen wind power fluctuations. The main goal of the proposed method is to find the power and energy capacities of the hybrid energy storage system ...
Ming Pang   +3 more
doaj   +1 more source

Design and evaluation of an energy storage system for helicopters [PDF]

open access: yes, 2018
This paper presents the design and evaluation of an energy storage system (ESS) for helicopters with the aim to recover the kinetic energy in the rotor available after landing and to be able to control the 270V dc bus voltage during load disturbances.
Klumpner, Christian, Rashed, Mohamed
core   +2 more sources

Power Allocation Strategy for Wind Power Hybrid Storage Systems Based on Variational Modal Decomposition-Multifuzzy Control

open access: yesShanghai Jiaotong Daxue xuebao
A power allocation strategy based on variational modal decomposition-multifuzzy control for wind power hybrid storage system is proposed to address the poor grid-connected power quality caused by the uncertainty of wind power output and the poor power ...
LI Jianlin, SUN Haoyuan, ZHAO Wending, LIANG Ce, LIANG Zhonghao, YUAN Xiaodong
doaj   +1 more source

Multi-objective configuration optimization method for a diesel-based hybrid energy system

open access: yesEnergy Reports, 2020
In this paper, a configuration optimization method for a diesel hybrid energy system has been proposed. The method is based on a fuzzy artificial bee colony optimization mechanism that considers the power supply characteristics of an isolated hybrid ...
Rongjie Wang
doaj   +1 more source

How migrating 0.0001% of address space saves 12% of energy in hybrid storage [PDF]

open access: yes, 2007
We present a simple, operating-\ud system independent method to reduce the num-\ud ber of seek operations and consequently reduce\ud the energy consumption of a hybrid storage\ud device consisting of a hard disk and a flash\ud memory.
Hartel, Pieter H.   +2 more
core   +2 more sources

Hybrid Energy Storage Modeling and Control for Power System Operation Studies: A Survey

open access: yesEnergies
As the share of variable renewable energy sources in power systems grows, system operators have encountered several challenges, such as renewable generation curtailment, load interruption, voltage regulation problems, and frequency stability threats ...
Muhammad Usman Aslam   +5 more
doaj   +1 more source

An Enhanced Emulated Inertia Control for Grid-Connected PV Systems with HESS in a Weak Grid

open access: yesEnergies, 2021
The role of renewable energy sources in the power grid is increasing tremendously. However, power electronic converters are used to incorporate RES into the grid without inertia.
Ratnam Kamala Sarojini   +4 more
doaj   +1 more source

Modeling and experimental validation of a solar-assisted direct expansion air conditioning system [PDF]

open access: yes, 2013
Continuous increase in global electricity consumption, environmental hazards of pollution and depletion of fossil fuel resources have brought about a paradigm shift in the development of eco-friendly and energy-efficient technologies.
Ha, QP, Skibniewski, M, Vakiloroaya, V
core   +1 more source

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