Results 81 to 90 of about 488,900 (205)

Systemic design of multidisciplinary electrical energy devices: a pedagogical approach [PDF]

open access: yes, 2009
In this paper, we present a complete educative project for illustrating the design and the analysis of hybrid electrical systems. It is based on the study of an ElectroHydrostatic Actuator for flight control application, fed by a power supply associating
Fontes, Guillaume   +2 more
core  

Managing Sensitive Ecosystems: Honsinger v. State and the Need for Flexibility in the Rules of Real Property [PDF]

open access: yes, 1984
The world’s increased energy storage demand, as well as the environmental concerns related to the combustion of fossil fuels, has triggered a transition to intermittent renewable energy sources as well as to electrical and hybrid vehicles.
Harrison, Lou
core   +1 more source

Ti4+ Substituted Magnesium Hydride as Promising Material for Hydrogen Storage and Photovoltaic Applications

open access: yes, 2019
In order to overcome the disadvantages of MgH2 towards its applications in on-board hydrogen storage, first principle calculations have been performed for Ti (2+, 3+, and 4+) substituted MgH2.
Kiruthika, S, Ravindran, P, Varunaa, R
core   +1 more source

Energy Management Strategy for Direct Current Microgrids with Consideration of Photovoltaic Power Tracking Optimization

open access: yesEnergies
In response to the uncertainty of renewable energy output and the fluctuation of load, this paper proposes a hybrid energy storage management strategy based on the State of Charge (SOC) to smooth power fluctuations and thereby improve the power quality ...
Fudong Li   +3 more
doaj   +1 more source

Advanced propulsion system concept for hybrid vehicles [PDF]

open access: yes
A series hybrid system, utilizing a free piston Stirling engine with a linear alternator, and a parallel hybrid system, incorporating a kinematic Stirling engine, are analyzed for various specified reference missions/vehicles ranging from a small two ...
Bhate, S., Chen, H., Dochat, G.
core   +1 more source

Ultracapacitors in the Place of Batteries in Hybrid Vehicles [PDF]

open access: yes, 2014
This paper is concerned with the use of ultracapacitors in hybrid vehicles in place of batteries. In the case of the mild, charge sustaining hybrid, the ultracapacitors would replace a lithium or nickel metal hydride battery: for a stop-start micro ...
Burke, Andrew   +2 more
core  

Energy saving optimization technology in a hybrid wind solar energy storage system

open access: yesРоссийская Арктика
The article discusses the technology of optimizing energy saving in a hybrid wind-solar energy storage system. The proposed solution involves the use of a combination of capacitors and batteries to increase the efficiency of energy storage.
B.B. Dorogov   +3 more
doaj   +1 more source

An overview of application-oriented multifunctional large-scale stationary battery and hydrogen hybrid energy storage system

open access: yesEnergy Reviews
The imperative to address traditional energy crises and environmental concerns has accelerated the need for energy structure transformation. However, the variable nature of renewable energy poses challenges in meeting complex practical energy ...
Yuchen Yang   +8 more
doaj   +1 more source

Hybrid Energy Storage Systems for Renewable Energy Applications

open access: yesEnergy Procedia, 2015
AbstractThe paper gives an overview of the innovative field of hybrid energy storage systems (HESS). An HESS is characterized by a beneficial coupling of two or more energy storage technologies with supplementary operating characteristics (such as energy and power density, self-discharge rate, efficiency, life-time, etc.).
openaire   +1 more source

Energy Management Strategy Based on Model Predictive Control-Differential Evolution for Hybrid Energy Storage System in Electric Vehicles

open access: yesIET Electrical Systems in Transportation
This paper addresses challenges related to the short service life and low efficiency of hybrid energy storage systems. A semiactive hybrid energy storage system with an ultracapacitor and a direct current (DC) bus directly connected in parallel is ...
Yaohua Tang   +4 more
doaj   +1 more source

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