Results 101 to 110 of about 4,785 (242)

Modular input-parallel output-series DC/DC converter control with fault detection and redundancy [PDF]

open access: yes, 2016
Large offshore wind farms require extensi ve sub-sea cables within the collection network. Present solutions are based aro und medium-voltage AC collection networks.
Adam, G.P.   +3 more
core   +1 more source

Coupling Water Purification and Carbon Sequestration at Various Spatial Scales From Supply and Demand Perspective

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Balancing ecosystem‐service supply and demand is central to understanding both the natural and social dimensions of ecosystem services and to enhancing human well‐beings. Concurrently, collaborative efforts are underway to improve multiple ecosystem services, including the promotion of carbon neutrality and water purification (WP) within basin
Jing Cheng   +5 more
wiley   +1 more source

Electro-thermal Control of Modular Battery using Model Predictive Control with Control Projections [PDF]

open access: yes, 2015
This paper proposes a novel model predictive control algorithm to achieve voltage regulation and simultaneous thermal and SOC balancing of a modular battery using limited future load information. The modular battery is based on multilevel converter (MLC),
Altaf, Faisal   +2 more
core   +1 more source

The Nexus Between Circular Economy and Sustainable Supply Chain Management: PRISMA Methodology

open access: yesSustainable Development, EarlyView.
ABSTRACT The intersection of sustainable supply chain management (SSCM) and circular economy (CE) has attracted increasing academic and practical attention, emphasizing the need for integrated sustainability approaches. This study employs the PRISMA protocol and conceptualizes the CE–SSCM relationship as a dynamic system in which internal capabilities,
Feriel Barkaoui, Khaled Ben abdallah
wiley   +1 more source

Analytical monodromy matrix method for small-signal stability analysis of grid-connected modular multilevel converter systems

open access: yesInternational Journal of Electrical Power & Energy Systems
The modular multilevel converter (MMC) has been widely used in high-voltage/high-power applications, e.g., high-voltage direct current transmission. However, its nonlinear time-periodic nature leads to complex harmonic interactions and then complicates ...
Xiaofan Jia, Hua Ye
doaj   +1 more source

The application of the modular multilevel matrix converter in high-power wind turbines [PDF]

open access: yes
The trend in wind turbines has shown an ongoing power rating growth, reaching sizes up to 10 MW. Multilevel converters have therefore become a favourable solution for Multi-MW Wind Energy Conversion Systems (WECSs), due to high efficiency, reliability ...
Cardenas, Roberto   +4 more
core  

Three-phase AC-AC hexagonal chopper system with heterodyne modulation for power flow control enhancement [PDF]

open access: yes, 2015
This paper proposes a three-phase AC chopper system for the interconnection of various distributed generation (DG) farms or main utilities to enhance the active and reactive power flow control.
Adam, Grain Philip   +4 more
core   +1 more source

Theorizing Synchronization of Organizational Resources in Dynamic Environments

open access: yesThunderbird International Business Review, EarlyView.
ABSTRACT Resource orchestration (RO) in dynamic environments poses challenges during strategic initiatives. Although prior research highlights RO's benefits, little is known about how managerial decisions influence RO over time, potentially leading to inefficiencies.
Haytham Siala   +6 more
wiley   +1 more source

Circulating Current Suppression Strategy of Modular Multilevel Matrix Converter Based on Quasi-Proportional Resonant Control

open access: yesShanghai Jiaotong Daxue xuebao
Modular multilevel matrix converter (M3C) is the core device of the fractional frequency transmission system. Due to the lack of direct current link, the electrical quantities of different frequencies are directly coupled inside the M3C, resulting in a ...
JIANG Yafeng, LI Yibo, WU Qiuwei, LIU Shenquan, WU Xiaodan, ZHOU Qian
doaj   +1 more source

Research on an Asymmetric Fault Control Strategy for an AC/AC System Based on a Modular Multilevel Matrix Converter

open access: yesEnergies, 2019
This paper studies control strategies for an AC/AC system based on a modular multilevel matrix converter (M3C) when an asymmetric fault occurs in the secondary side ac system.
Chong Zhang   +3 more
doaj   +1 more source

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