Results 151 to 160 of about 1,221,637 (395)

A Synchronization Control System for Converters Based on FPGA

open access: yesKongzhi Yu Xinxi Jishu, 2019
To avoid problems of PWM edge jitter and sampling offset in the asynchronous control system of converters, this paper proposed a design scheme for synchronous control system of converters based on FPGA. The proposed scheme, which uses FPGA as the core of
LI Miao, QIU Yuefeng, ZHANG Shaoyun
doaj  

A Novel Data-Driven Approach with a Long Short-Term Memory Autoencoder Model with a Multihead Self-Attention Deep Learning Model for Wind Turbine Converter Fault Detection

open access: yesApplied Sciences
The imminent depletion of oil resources and increasing environmental pollution have driven the use of clean energy, particularly wind energy. However, wind turbines (WTs) face significant challenges, such as critical component failures, which can cause ...
Joel Torres-Cabrera   +5 more
doaj   +1 more source

Photovoltaic conversion of laser power to electrical power [PDF]

open access: yes
Photovoltaic laser to electric converters are attractive for use with a space-based laser power station. The results of modeling studies for a silicon vertical junction converter used with a Nd laser are given. A computer code was developed for the model
Heinbockel, John H., Walker, Gilbert H.
core   +1 more source

A 100-140 Ghz Sige-Bicmos Sub-Harmonic Down-Converter Mixer

open access: green, 2017
Neda Seyedhosseinzadeh   +5 more
openalex   +1 more source

SIRT4 positively regulates autophagy via ULK1, but independently of HDAC6 and OPA1

open access: yesFEBS Open Bio, EarlyView.
Cells expressing SIRT4 (H161Y), a catalytically inactive mutant of the sirtuin SIRT4, fail to upregulate LC3B‐II and exhibit a reduced autophagic flux under stress conditions. Interestingly, SIRT4(H161Y) promotes phosphorylation of ULK1 at S638 and S758 that are associated with inhibition of autophagy initiation.
Isabell Lehmkuhl   +13 more
wiley   +1 more source

Design of the Yaw System for 2 MW Wind Turbine Based on 8400 StateLine Converter

open access: yesKongzhi Yu Xinxi Jishu, 2014
It presents the design and application of 8400 StateLine converter for 2 MW wind turbine. According to the characteristic requirements of the wind turbine yaw system, it detailedly introduces the design of hardware and software for the yaw control system.
XU Xiongwei   +5 more
doaj  

Metformin promotes mitochondrial integrity through AMPK‐signaling in Leber's hereditary optic neuropathy

open access: yesFEBS Open Bio, EarlyView.
Metformin mediates mitochondrial quality control in Leber's hereditary optic neuropathy (LHON) fibroblasts carrying mtDNA mutations. At therapeutic levels, metformin activates AMPK signaling to restore mitochondrial dynamics by promoting fusion and restraining fission, while preserving mitochondrial mass, enhancing autophagy/mitophagy and biogenesis ...
Chatnapa Panusatid   +3 more
wiley   +1 more source

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