Results 91 to 100 of about 14,273 (209)

Magnetic suspension options for spacecraft inertia-wheel applications [PDF]

open access: yes, 1984
Design criteria for spacecraft inertia-wheel suspensions are listed. The advantages of magnetic suspensions over other suspension types for spacecraft inertia-wheel applications are cited along with the functions performed by magnetic suspension.
Downer, J. R.
core   +1 more source

Analysis of Dual Mode Continuously Variable Transmission for Flywheel Energy Storage Systems [PDF]

open access: yes, 2016
There are different types of energy storage devices which are used in today’s hybrid and electric vehicles. Batteries, ultra capacitors and high speed flywheels are the most commonly used ones. While batteries and supercapacitors store energy in the form
Dhand, A., Pullen, K. R.
core   +1 more source

Shape optimization of disc-type flywheels [PDF]

open access: yes, 1976
Techniques were developed for presenting an analytical and graphical means for selecting an optimum flywheel system design, based on system requirements, geometric constraints, and weight limitations.
Nizza, R. S.
core   +1 more source

Application of Flywheel Battery in Off-grid Wind Power Generation System

open access: yesGong-kuang zidonghua, 2012
In allusion to problems of short life, low efficiency of charge and discharge of current energy storage device(battery) in wind power generation system, the paper proposed a schame of taking flywheel battery as the energy storage device, analyzed d-q ...
LI Yong, ZHOU Hai-tao, LI Xiao-ying
doaj  

Primary frequency regulation strategy for battery-flywheel hybrid energy storage based on adaptive state of charge

open access: yes电力工程技术
With the gradual increase of the proportion of renewable energy in the power system, the risk of frequency fluctuation in the power system increases. Flywheel and lithium battery can complement each other as hybrid energy storage applied in the primary ...
WANG Junyue   +4 more
doaj   +1 more source

Long-Discharge Flywheel Versus Battery Energy Storage for Microgrids: a Techno-Economic Comparison

open access: yesChemical Engineering Transactions, 2019
The energy storage deployment becomes necessary as more renewable energy sources are being installed to achieve sustainable energy access in off-grid areas. Battery prices, however, still hinder massive deployment.
Eugene A. Esparcia   +3 more
doaj   +1 more source

Comparative energy storage assessment item [PDF]

open access: yes, 1984
This analysis, a Space Station application study, rediscovered Integrated Power and Attitude Control (IPAC) and found the approach to have lower initial and resupply weight and lower initial and resupply cost than either battery/CMG or regenerative fuel ...
Giudici, B.
core   +1 more source

Flywheel Energy Storage Systems

open access: yes, 2015
Flywheels are one of the oldest and most popular energy storage media owing to the simplicity of storing kinetic energy in a rotating mass. Flywheel energy storage systems (FESSs) can be used in different applications, for example, electric utilities and transportation.
Daoud, Mohammed   +4 more
openaire   +2 more sources

Magnetically suspended flywheel system study [PDF]

open access: yes, 1984
A program to study the application of a graphite/epoxy, magnetically suspended, pierced disk flywheel for the combined function of spacecraft attitude control and energy storage (ACES) is described.
Anand, D. K.   +3 more
core   +1 more source

Small-scale energy storage in a distributed future [PDF]

open access: yes, 2003
With increasing interest in the co-location of energy supply and demand through distributed generation will there be any need for large-scale energy-storage schemes in the future provision of energy?
Kelly, N.J.
core  

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