Results 91 to 100 of about 102,393 (308)

Data Acquisition and Control System of Hydroelectric Power Plant Using Internet Techniques [PDF]

open access: yes, 2015
Vodní energie se nyní stala nejlepším zdrojem elektrické energie na zemi. Vyrábí se pomocí energie poskytované pohybem nebo pádem vody. Historie dokazuje, že náklady na tuto elektrickou energii zůstávají konstantní v průběhu celého roku. Vzhledem k mnoha
Sattouf, Mousa
core  

Detecting generalized synchronization

open access: yesNonlinear Theory and Its Applications, IEICE, 2012
Different cases of generalized synchronization are discussed with emphasis on methods for detecting them from time series. In particular, we shall focus on synchronization resulting in complex (non-smooth and/or non-invertible) functions or relations between drive and response.
openaire   +2 more sources

Tuning the Selectivity of the CO2 Reduction Reaction by Means of Synergistic Interactions in the Cu, Ag, Ce System

open access: yesAdvanced Functional Materials, EarlyView.
Multi‐metal Cu─Ce─Ag nanoparticles harness synergistic interactions to drive efficient electrochemical CO2 reduction reaction toward C2+ products at high current densities. Ag enhances CO production, Ce modulates Cu oxidation states, and together they boost *CO coverage and local pH to enhance C─C coupling, enabling record C2+ yields with suppressed ...
Nini Zhang   +9 more
wiley   +1 more source

The Study of Permanent Magnets Synchronous Machine (PMSM) of the Autonomous Electric Power Supply System (ASE), compatible with the Concept of a More Electric Aircraft (MEA)

open access: yesITM Web of Conferences, 2018
Based on the analysis and mathematical models of synchronous electric machines (motor/generator), basing on permanent magnets, presented in this paper, the main importance of alternator AC power sources in the form of starter/generator (for conventional ...
Setlak Lucjan, Kowalik Rafał
doaj   +1 more source

Stability analysis of electric power systems for ‘more electric’ aircraft [PDF]

open access: yes, 2008
This paper presents a comprehensive assessment of small-signal stability for a “more-electric” aircraft power system consisting of a synchronous variable-frequency generator which supplies several power electronic controlled loads via an 18-pulse ...
Griffo, Antonio, Howe, D., Wang, J.B.
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Cardiac‐Derived ECM Microspheres for Enhanced hiPSC‐CMs Maturation

open access: yesAdvanced Functional Materials, EarlyView.
Cardiac extracellular matrix microspheres derived from decellularized porcine heart provide a biomimetic 3D microenvironment for human induced pluripotent stem cell–derived cardiomyocytes (hiPSC‐CMs). This platform supports short‐ and long‐term culture, enhances structural organization, and promotes electrophysiological and functional maturation of ...
Jiazhu Xu   +9 more
wiley   +1 more source

Cabaran pelajar antarabangsa di Kolej Kediaman UTHM [PDF]

open access: yes, 2013
Setiap pelajar mempunyai pelbagai cabaran tersendiri semasa mereka mengikuti pengajian di peringkat universiti. Cabaran ini terpaksa dilalui oleh mereka dan besar kemungkinan ianya akan mempengaruhi pencapaian akademik pelajar.
Hamid, Nurul Hidayati
core  

Covalent Organic Frameworks for Photocatalytic CO2 Reduction: Metal Integration Principles, Strategies and Functions

open access: yesAdvanced Functional Materials, EarlyView.
Covalent organic frameworks (COFs) with metals have been recognized as versatile platforms for photocatalytic CO2 reduction (CO2PRR). Herein, an overview of metal integration strategies for COFs is systematically summarized. Regulatory mechanisms and structure–activity relationships between metal integration and COF‐based CO2PRR are emphasized.
Jie He   +5 more
wiley   +1 more source

A CONCISE OVERVIEW OF GENERATORS FOR WIND ENERGY SYSTEM [PDF]

open access: yesJournal of Sustainable Energy, 2020
Wind power generator have been operational since 1888. Over this period, various types of wind turbine generator have been developed from the existing types of electric machines.
AIKA T. A.   +3 more
doaj  

Development of a renewable hybrid power plant with extended utilization of pumped storage unit equipment [PDF]

open access: yes, 2019
The scheme of a renewable hybrid power plant with the extended use of the installed equipment of the pumped storage unit for the conversion of the photovoltaic and wind generators direct current to the alternating one is proposed.
Chervonenko, I.   +2 more
core  

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