Results 121 to 130 of about 11,088 (258)

Solid state transformer technologies and applications: a bibliographical survey [PDF]

open access: yes, 2018
This paper presents a bibliographical survey of the work carried out to date on the solid state transformer (SST). The paper provides a list of references that cover most work related to this device and a short discussion about several aspects.
Adabi Firouzjaee, Mohammad Ebrahim   +1 more
core   +3 more sources

Optimum SHE for cascaded H-bridge multilevel inverters using: NR-GA-PSO, comparative study [PDF]

open access: yes, 2015
Selective Harmonic Elimination (SHE) is very widely applied technique in the control of multilevel inverters that can be used to eliminate the low order dominant harmonics.
Alamri, B, Darwish, M, Sallama, A
core   +1 more source

Circular Economy Pathways for Airport Climate Change Mitigation

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Airport operators face growing climate‐change pressures; the circular economy offers pathways to reduce impacts and recover resources. We examine how airport operators apply the circular economy in practice. We use an exploratory qualitative multicase design based on practitioner‐generated documents (e.g., press releases and sustainability ...
Michele Oppioli   +3 more
wiley   +1 more source

New modulation scheme for bidirectional qZS modular multi-level converters

open access: yesThe Journal of Engineering, 2019
This study proposes a dedicated modulation scheme for a bidirectional quasi-Z-source (qZS) modular multi-level converter. The operation principle and a suitable pulse-width modulation method are proposed.
Fatma A. Khera   +2 more
doaj   +1 more source

Thyristor-Bypassed Sub-Module Power-Groups for Achieving High-Efficiency, DC Fault Tolerant Multilevel VSCs [PDF]

open access: yes, 2017
Achieving DC fault tolerance in modular multilevel converters requires the use of a significant number of Sub-Modules (SMs) which are capable of generating a negative voltage.
Green, Tim C.   +4 more
core   +1 more source

Critical Success Factors for Enhancing the Circular Economy Performance of Last‐Mile Cold Chain Logistics Packaging for Urban Agricultural Products

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT With the increasing demand for high‐quality agricultural products, the agricultural cold‐chain logistics packaging (ACLP) industry faces significant environmental pressure and circular economy issues. This study analyzes the critical success factors (CSFs) that would enhance ACLP circular economy performance (CEP). The adversarial interpretive
Miao Su   +3 more
wiley   +1 more source

Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden

open access: yesEnergies
Recent advances in high-power applications employing voltage source converters have been primarily fuelled by the emergence of the modular multilevel converter (MMC) and its derivatives.
Hussein Kadhum   +4 more
doaj   +1 more source

Operational Performance Implications of Circular Economy Implementation: An Empirical Exploration in the Manufacturing Sector

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The global manufacturing sector has increasingly adopted circular economy (CE) practices to address sustainability challenges and improve operational efficiency. This study explores the impact of five CE practices—reduce, reuse, remanufacture, recycle, and recover—on key operational performance dimensions: quality, speed, dependability ...
Jose Arturo Garza‐Reyes   +5 more
wiley   +1 more source

Review on Low-Capacitance Techniques for Modular Multilevel Converters

open access: yesIEEE Access
Modular multilevel converter (MMC) has been the most competitive solution to the high voltage dc systems and has been applied to multiple scenarios, such as long-distance electricity transmission, renewable energy integration, and interconnection of non ...
Zhengxuan Li   +6 more
doaj   +1 more source

A Fault-Tolerant T-Type Multilevel Inverter Topology with Soft-Switching Capability Based on Si and SiC Hybrid Phase Legs [PDF]

open access: yes, 2016
The performance of a novel three-phase four-leg fault-tolerant T-Type inverter topology is presented in this paper, which significantly improves the inverter\u27s fault-tolerant capability regarding device switch faults.
Demerdash, Nabeel   +4 more
core   +1 more source

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