Results 21 to 30 of about 385,127 (266)

A Duty Cycle Space Vector Modulation Strategy for a Three-to-Five Phase Direct Matrix Converter

open access: yesEnergies, 2018
The duty cycle space vector (DCSV) modulation strategy is of universal significance, and the method can be utilized for different modulation approaches.
Rutian Wang   +3 more
doaj   +1 more source

A Strategy for Modulation of Enzymes in the Ubiquitin System [PDF]

open access: yesScience, 2013
Modifying Deubiquitinases Protein ubiquitination is a widespread mechanism for cellular regulation, and new regulators are valuable research tools and may help to generate therapeutic small molecules. Ernst et al.
Andreas, Ernst   +31 more
openaire   +2 more sources

The Use of Gut Microbial Modulation Strategies as Interventional Strategies for Ageing

open access: yesMicroorganisms, 2022
Gut microbial composition codevelops with the host from birth and is influenced by several factors, including drug use, radiation, psychological stress, dietary changes and physical stress. Importantly, gut microbial dysbiosis has been clearly associated with several diseases, including cancer, rheumatoid arthritis and Clostridium difficile-associated ...
Ruqaiyyah Siddiqui   +4 more
openaire   +3 more sources

Low-Carrier-Ratio Modulation Strategy Based on Improved Flux Ripple Model

open access: yesEnergies, 2022
Since the quality of the direct and quadrature axis current (dq-axis) is an important performance indicator of a motor, the technique of flux ripple analysis is necessary to determine the appropriate working conditions for various voltage sequences and ...
Zhiqiang Wang   +3 more
doaj   +1 more source

Improved Modulation Strategy Based on Minimum Energy Storage Principle for Electrolytic-Capacitor-Less Six-Switch Converter

open access: yesApplied Sciences, 2021
An improved modulation strategy based on minimum energy storage for DC-link capacitance reduction in a six-switch AC-AC converter is proposed. The proposed modulation strategy enables the energy on the capacitor to accumulate and release twice each in a ...
Qingyang Tan, Liangzong He
doaj   +1 more source

A Novel Voltage Balancing Control in Multilevel Inverters for Pure Active Power Applications

open access: yesIEEE Access
Multilevel inverters are increasingly finding new applications in renewable energy. However, they face technical challenges that affect their performance in different ways.
Mahdi Zolfaghar   +3 more
doaj   +1 more source

Specification-based retrieval strategies for module reuse [PDF]

open access: yesProceedings 2001 Australian Software Engineering Conference, 2002
Abstract: Formal specifications have been proposed as a basis for accessing reusable components from libraries, and various fine-grained specification-matching approaches have been developed to assist in searching libraries. Typically, however, the granularity of matching has been too fine for reuse to be effective.
Hemer, David, Lindsay, Peter
openaire   +3 more sources

Implementation of a Novel Variable Structure Nearest Level Modulation on Cascaded H-Bridge Multilevel Inverter

open access: yesIEEE Access, 2021
The output voltage of a Multilevel Inverter (MLI) can be controlled using various low and high frequency modulation strategy. Apart from meeting the load voltage demand, the modulation strategy also tries to reduce the harmonics present in the output ...
Zeeshan Sarwer   +6 more
doaj   +1 more source

Strategies in Modulating Lymphedema

open access: yes, 2012
Lymphedema is the accumulation of interstitial fluid within tissues due to the impairment of lymphatic function. Dysfunction can result from direct obstruction of lymphatic vessels, absence of lymphatic vessels, or inadequate lymphatic function. From congenital forms of lymphedema, such as Milroy disease, to acquired forms of lymphedema, such as ...
Jin-Hong Chang   +3 more
openaire   +2 more sources

An Integrated PFC Forward Two-Switch Converter Operating in CCM With Active Low-Frequency Ripple Reduction and Auxiliary Demagnetization Circuit

open access: yesIEEE Open Journal of the Industrial Electronics Society
This article presents a boost high power factor rectifier integrated with a two-switch forward converter operating in continuous conduction mode (CCM) at both the input and output.
Ismael Burgardt   +3 more
doaj   +1 more source

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