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F r o m W i k i p e d i a , t h e f r e e e n c y c l o p e d i a
Characteristics
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Feolite, one of many materials used for heat storage, being a solid, does not have any volumetric or pressure containment issues, but correspondingly does require the use of a transfer medium to then get the stored heat to the desired location.[3]
The specific heat of feolite is 920.0 J·kg−1 ·°C−1 ,[4] its density is 3,900 kg·m−3 , and its thermal conductivity is 2.1 W·m−1 ·°C−1 .[5]
Feolite may be used at temperatures up to 1000 °C (1832 F).[1]
History
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Feolite was invented in 1969 by Electricity Association Technology , then called Electricity Council Research Centre .[6]
Feolite was a registered trademark [a] in Australia for all iron oxides for use in the manufacture of thermal storage units which has now lapsed, by Electricity Association Technology of the United Kingdom .[7]
Heating systems with a storage component now widely use feolite as the storage core.[8]
Application
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Blocks of feolite enclosing sheathed electric heating elements to form a heat storage core, surrounded by thermal insulation, are used in storage heaters and storage radiators.[9] [10] Because feolite blocks will conduct electricity, electric heating elements must be electrically insulated when used with feolite storage.[11]
The typical heat exchange medium for feolite storage is air.[10] [12] [13]
Feolite has been considered for use as a component for braking systems in railway rolling stock .[14]
Notes
[ edit ]
^ 21 May 1973 - TM: 268578[7]
References
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^ Hausz, W.; Berkowitz, B.J.; Hare, R.C. (October 1978). "CONCEPTUAL DESIGN OF THERMAL ENERGY STORAGE SYSTEMS FOR NEAR TERM ELECTRIC UTILITY APPLICATIONS" (PDF) . National Aeronautics and Space Administration . Retrieved 27 June 2016 .
^ Willmott, John A. (2002). Dynamics of Regenerative Heat Transfer . Taylor & Francis . ISBN 9781560323693 . Retrieved 27 June 2016 .
^ L´opez, Juan Pablo Arzamendia (2013). "Materials Design Methodology Architectures for the Latent Storage in the Field of Building" (PDF) . INSA de Lyon. Archived from the original (PDF) on 16 August 2016. Retrieved 28 June 2016 .
^ "Our History" . Electricity Association Technology . Archived from the original on 23 June 2016. Retrieved 28 June 2016 .
^ a b "FEOLITE - 268578" . Intellectual Property of Australia. Retrieved 28 June 2016 .
^ A sample of commercial systems from around the world:
^ Frazer, Stephen. "Electrical Heaters" . Building Services Engineering. Archived from the original on 13 June 2017. Retrieved 27 June 2016 .
^ a b Wright, Andrew J (1997). "ELECTRIC STORAGE HEATERS IN BUILDING SIMULATION" (PDF) . Electricity Association Technology . Retrieved 28 June 2016 .
^ Hegbom, Thor (1997). Integrating Electrical Heating Elements in Product Design . Marcel Dekker . ISBN 9780824798406 . Retrieved 27 June 2016 .
^ "PIONEER OF ELECTRIC HEATING ACCUMULATION - Design and manufacture Belgian since 1961" . ACEC HEATING. Retrieved 28 June 2016 .
^ "The TECHNOTHERM electro storage heater" (PDF) . Technotherm International. Archived from the original (PDF) on 9 August 2016. Retrieved 28 June 2016 .
^ McGuire, M. (1973). "Some further investigations into the use of feolite as a friction material" . SPARK - Rail Safety and Standards Board . Retrieved 28 June 2016 . [permanent dead link ]
R e t r i e v e d f r o m " https://en.wikipedia.org/w/index.php?title=Feolite&oldid=1217606280 "
C a t e g o r i e s :
● E n e r g y s t o r a g e
● H e a t i n g , v e n t i l a t i o n , a n d a i r c o n d i t i o n i n g
H i d d e n c a t e g o r i e s :
● A l l a r t i c l e s w i t h d e a d e x t e r n a l l i n k s
● A r t i c l e s w i t h d e a d e x t e r n a l l i n k s f r o m M a r c h 2 0 2 1
● A r t i c l e s w i t h d e a d e x t e r n a l l i n k s f r o m D e c e m b e r 2 0 1 9
● A r t i c l e s w i t h p e r m a n e n t l y d e a d e x t e r n a l l i n k s
● T h i s p a g e w a s l a s t e d i t e d o n 6 A p r i l 2 0 2 4 , a t 2 0 : 4 4 ( U T C ) .
● T e x t i s a v a i l a b l e u n d e r t h e C r e a t i v e C o m m o n s A t t r i b u t i o n - S h a r e A l i k e L i c e n s e 4 . 0 ;
a d d i t i o n a l t e r m s m a y a p p l y . B y u s i n g t h i s s i t e , y o u a g r e e t o t h e T e r m s o f U s e a n d P r i v a c y P o l i c y . W i k i p e d i a ® i s a r e g i s t e r e d t r a d e m a r k o f t h e W i k i m e d i a F o u n d a t i o n , I n c . , a n o n - p r o f i t o r g a n i z a t i o n .
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