Results 51 to 60 of about 3,598,668 (295)

Implementation of Dynamic Voltage Restorer ( DVR ) and Distribution Static Compensator ( D-STATCOM ) for Power Quality Improvement

open access: yes, 2012
Power quality has become an important issue in recent times when many utilities around the world find very difficult to meet energy demands which leads to load shedding and power quality problem.
Nakhoda, Yusuf Ismail, Lomi, Abraham
core   +1 more source

Design and simulation voltage dynamic restorer (DVR) [PDF]

open access: yes, 2010
This thesis describes the problem of voltage sags and swells and its severe impact on non linear loads or sensitive loads. The dynamic voltage restorer (DVR) has become popular as a cost effective solution for the protection of sensitive loads from ...
Mohd Norfarhan, Mohd Mustafa
core   +2 more sources

Maximum efficiency of wind energy using novel Dynamic Voltage Restorer for DFIG based Wind Turbine

open access: yesEnergy Reports, 2018
Fault-tolerable capability of Doubly Fed Induction Generator (DFIG) against disturbance occurrence is recognized as Fault Ride-Through (FRT). With quick and accurate compensation potentiality of Dynamic Voltage Restorer (DVR) to retrieve the nominal PCC ...
Ali Darvish Falehi, Mansour Rafiee
doaj   +1 more source

Performance evaluation of dynamic voltage restorer using intelligent control algorithm

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
Power quality has become an important issue due to increasing applications of modern industrial and commercial sensitive equipment's. Due to high penetration of modern power electronics-based devices leads to voltage disturbances.
Prashant Kumar, Sabha Raj Arya
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

An Interline Dynamic Voltage Restorer Using Neutral-Point-Clamped (NPC) Multilevel Converter

open access: yesAdvances in Electrical and Electronic Engineering, 2018
Because of increased number of sensitive loads and automated processes in industry, need for high quality power is nowadays inevitable. Deteriorated power quality my result in huge financial losses and also decreases the productivity.
Mohammad Farhadi-Kangarlu
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Aplikasi Dynamic Voltage Restorer Series Pada Analisis Voltage Sags

open access: yes, 2012
An electric power system must have a high level of reliability that the system is able to provide the required supply of electrical energy continuously and with good power quality, in terms of voltage regulation and frequency regulation.
Marthen Liga
core   +1 more source

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