Results 91 to 100 of about 53,835 (172)

Stability Delay Margin Computation of Shipboard Microgrid with Fuel Cell Using Direct Method

This paper investigates the delay-dependent stability of a shipboard microgrid with various energy generation units. The coordination and control of distributed energy sources requires a communication network that induces inevitable time delays.
AYASUN, SAFFET, Abdulridha, Azhar Jabbar
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Hierarchical Control in Microgrid

, 2019
It is required to utilize several control loops together to increase reliability and performance of microgrids. The current and voltage magnitudes, frequency and angle information, active and reactive power data provide the involved feedback for normal ...
Ersan Kabalci, Kabalcı, Ersan
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Dual-layer cooperative power control architecture for shipboard DC microgrid with gas turbine-photovoltaic-hybrid energy storage

Energy Reports
Aiming at the coordinated operation challenges and DC voltage stability issues in shipboard DC microgrids caused by significant fluctuations in output of renewable energy, intense variations of propulsion load, and slow transient response of the gas ...
Zhicheng Ye, Zemin Ding, Yongbao Liu, Youhong Yu   +3 more
doaj   +1 more source

Study of an LLC Converter for Thermoelectric Waste Heat Recovery Integration in Shipboard Microgrids

Technologies
Static waste heat recovery, by means of thermoelectric generator (TEG) modules, constitutes a fast-growing energy harvesting technology on the way towards greener transportation.
Nick Rigogiannis, Ioannis Roussos, Christos Pechlivanis, Ioannis Bogatsis, Anastasios Kyritsis, Nick Papanikolaou, Michael Loupis   +6 more
doaj   +1 more source

Modeling and HiL Real-Time Simulation for the Secondary LFC in Time-Delay Shipboard Microgrids

, 2018
In this paper, a time-varying model-free nonlinear sliding mode control is applied for the secondary load frequency control (LFC) of a shipboard microgrid (MG) with time delay, system uncertainty, and multi-step load variation.
Vafamand, Navid, Heydari, Rasool, Mohammad Mehdi Mardani, Mardani, Mohammad Mehdi, Navid Vafamand, Khooban, Mohammad Hassan, Tomislav Dragicevic, Dragicevic, Tomislav, Mohammad Hassan Khooban, Rasool Heydari   +9 more
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(Table T2) Age-depth data based on shipboard biostratigraphic horizons, ODP Hole 175-1076A

, 2001
Shipboard biostratigraphic horizons from Shipboard Scientific Party, 1998c (doi:10.2973/odp.proc.ir.175.104 ...
Mark A Maslin (6971279), Antoni Rosell-Melé (6967460), ODP Leg 175 Shipboard Scientific Party, E Platzman (7886099), ODP Leg 175 Shipboard Scientific Party (7886105), Marlow, J R, Burns, Stephen J, Emma L Durham (7886096), Stephen J Burns (6959897), Maslin, Mark, Platzman, E, Lowry, David, M Leng (6977957), David Lowry (2647906), Leng, M, Rosell-Melé, Antoni, Durham, Emma L, J R Marlow (7886102)   +17 more
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A multivariable optimal energy management strategy for standalone DC microgrids [PDF]

, 2014
Due to substantial generation and demand fluctuations in standalone green microgrids, energy management strategies are becoming essential for the power sharing and voltage regulation purposes. The classical energy management strategies employ the maximum
Maheri, A., Alireza Maheri (16272944), Kamjoo, Azadeh, Krishna Busawon (16272953), Busawon, K., Kamjoo, A., Busawon, Krishna, Azadeh Kamjoo (16272941), Arash M Dizqah (16272950), Maheri, Alireza, Moradinegade Dizqah, Arash, Dizqah, Arash   +11 more
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Computation of stability delay margins of interval shipboard microgrid with fuel cell using Kharitonov’s theorem and Rekasius substitution with resultant theory

This paper presents the computation of stability delay margins for an interval shipboard microgrid with a fuel cell. The open communication network affects frequency stability due to communication time delays. The paper presents a novel implementation of
AYASUN, SAFFET, Al-Shalah, Muhanned, Abdulridha, Azhar Jabbar   +2 more
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Virtual Synchronous Generator Control Strategy Based on Shipborne Three-Phase Two-Level DC–AC Converters

Journal of Marine Science and Engineering
In response to the International Maritime Organization’s emission reduction targets, ship power systems are transitioning toward microgrid architectures with high renewable energy penetration.
Gufeng Jiang, Ling Yu, Min Chi, Hongxing Chen   +3 more
doaj   +1 more source

Containment-Based Distributed Secondary Control for AC Shipboard Microgrids under General Noise

Journal of Marine Science and Engineering
This paper investigates the secondary control problem of shipboard microgrids (SMGs) with a high percentage of new energy sources under general noise. Firstly, a polymorphic SMG model is constructed, which enables the software-defined functionality of ...
Liangbin Wang, Fei Teng, Qi Xu
doaj   +1 more source