Results 41 to 50 of about 23,183 (72)

Lithium-ion Battery Degradation Assessment and Remaining Useful Life Estimation in Hybrid Electric Vehicle

open access: yesRenewable Energy and Sustainable Development, 2016
—Prognostic activity deals with prediction of the remaining useful life (RUL) of physical systems based on their actual health state and their usage conditions.
Nabil Laayouj, Hicham Jamouli
doaj   +1 more source

A four-cylinder pneumatic expansion motor with high efficiency

open access: yesAcademia Green Energy
A four-cylinder pneumatic motor is proposed and analyzed as an expansion machine to be used in a compressed-air energy storage system. The motor uses a combination of displacement work at constant pressure followed by a sequence of expansion ...
Alfred Rufer
doaj   +1 more source

Control of Three-to-Five-Phase Matrix Converter Using Carrier-Based PWM Algorithm

open access: yesRenewable Energy and Sustainable Development, 2016
- This paper proposes a simple Carrier-Based PWM (CBPWM) technique to control the three- to five-phase Direct Matrix Converter (3×5 DMC). The proposed technique uses the indirect modulation approach to control the 3×5 DMC such as a three-phase ...
Said M Allam   +2 more
doaj   +1 more source

Opportunities of energy saving in lighting systems for public buildings

open access: yesRenewable Energy and Sustainable Development, 2017
The lighting system provides many options for cost-effective energy saving with low or no inconvenience. Lighting improvements are excellent investments in most public buildings, it is usually cost-effective to address because lighting improvements are ...
Ayman Abd El-khalek   +2 more
doaj   +1 more source

Towards a zero carbon Alexandria

open access: yesRenewable Energy and Sustainable Development, 2017
Today, the world faces an unprecedented environmental crisis. Since the Industrial Revolution, the accelerated climate change is believed to be a result of human activities; that increase the concentration of greenhouse gases (GHG) in the atmosphere – to
Mona Salem, Mary Zekry
doaj   +1 more source

Harmonic Analysis of Radial Distribution Systems Embedded Shunt Capacitors

open access: yesRenewable Energy and Sustainable Development, 2017
Harmonic analysis is an important application for analysis and design of distribution systems. It is used to quantify the distortion in voltage and current waveforms at various buses for a distribution system.
Abdallah Elsherif   +2 more
doaj   +1 more source

Artificial Neural Network Based Model of Photovoltaic Cell

open access: yesRenewable Energy and Sustainable Development, 2017
This work concerns the modeling of a photovoltaic system and the prediction of the sensitivity of electrical parameters (current, power) of the six types of photovoltaic cells based on voltage applied between terminals using one of the best known ...
Messaouda Azzouzi   +4 more
doaj   +1 more source

Three new DC-to-DC Single-Switch Converters

open access: yesRenewable Energy and Sustainable Development, 2017
This paper presents a new family of three previously unidentified dc-to-dc converters, buck, boost, and buck-boost voltage-transfer-function topologies, which offer advantageous transformer coupling features and low capacitor dc voltage stressing.
Barry W. Williams, Mona Fouad Moussa
doaj   +1 more source

Synthesis of Nanocrystalline Copper Ferrites by Electrochemical Techniques for Toxic Gas Sensing, Li Ion Battery and Medical Applications

open access: yesRenewable Energy and Sustainable Development, 2017
Nanocrystalline spinel copper ferrite CuFe2O4 thin film has been studied and synthesized via the electrodeposition-anodization process. Electrodeposited CuFe2 alloys were obtained from aqueous sulphate bath.
E M Elsayed   +4 more
doaj   +1 more source

Synthesis, Characterization and Performance of Cu2SnSe3 for Solar Cell Application

open access: yesRenewable Energy and Sustainable Development, 2017
- Cu2SnSe3 (CTSe) powders were prepared by solvothermal (SR) and solid state reactions (SSR) using low cost starting materials. The crystal structure, morphology, UV-Vis absorbance, electrochemical and solar energy properties were investigated using X ...
Mostafa Shawky Eraky   +2 more
doaj   +1 more source

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