Evaluation of New Thermally Conductive Geopolymer in Thermal Energy Storage

Kód výsledku v IS VaVaI

<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F00025798%3A_____%2F14%3A00000046" target="_blank" >RIV/00025798:_____/14:00000046 - isvavai.cz</a>

Výsledek na webu

<a href="http://link.springer.com/chapter/10.1007/978-3-319-05521-3_32" target="_blank" >http://link.springer.com/chapter/10.1007/978-3-319-05521-3_32</a>

DOI - Digital Object Identifier

<a href="http://dx.doi.org/10.1007/978-3-319-05521-3_32" target="_blank" >10.1007/978-3-319-05521-3_32</a>

Jazyk výsledku

angličtina

Název v původním jazyce

Evaluation of New Thermally Conductive Geopolymer in Thermal Energy Storage

Popis výsledku v původním jazyce

This paper describes an evaluation of a newly developed thermally conductive geopolymer (TCG), consisting of a mixture of sodium silicate and carbon micro-particles. The TCG is intended to be used as a component of high temperature energy storage (HTTES)to improve its thermal diffusivity. Energy storage is crucial for both ecological and economical sustainability. HTTES plays a vital role in solar energy technologies and in waste heat recovery. The most advanced HTTES technologies are based on phase change materials or molten salts, but suffer with economic and technological limitations. Rock or concrete HTTES are cheaper, but they have low thermal conductivity without incorporation of TCG. It was observed that TCG is stable up to 400 C. The thermal conductivity was measured in range of 20?23 W m-1 K-1. The effect of TCG was tested by heating a granite block with an artificial fissure. One half of the fissure was filled with TCG and the other with ballotini. 28 thermometers, 5 dilatom

Název v anglickém jazyce

Evaluation of New Thermally Conductive Geopolymer in Thermal Energy Storage

Popis výsledku anglicky

This paper describes an evaluation of a newly developed thermally conductive geopolymer (TCG), consisting of a mixture of sodium silicate and carbon micro-particles. The TCG is intended to be used as a component of high temperature energy storage (HTTES)to improve its thermal diffusivity. Energy storage is crucial for both ecological and economical sustainability. HTTES plays a vital role in solar energy technologies and in waste heat recovery. The most advanced HTTES technologies are based on phase change materials or molten salts, but suffer with economic and technological limitations. Rock or concrete HTTES are cheaper, but they have low thermal conductivity without incorporation of TCG. It was observed that TCG is stable up to 400 C. The thermal conductivity was measured in range of 20?23 W m-1 K-1. The effect of TCG was tested by heating a granite block with an artificial fissure. One half of the fissure was filled with TCG and the other with ballotini. 28 thermometers, 5 dilatom

Druh

D - Stať ve sborníku

CEP obor

JE - Nejaderná energetika, spotřeba a užití energie

OECD FORD obor

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Projekt

<a href="/cs/project/TA01020348" target="_blank" >TA01020348: Reverzibilní skladování energie v horninovém masivu</a><br>

Návaznosti

P - Projekt vyzkumu a vyvoje financovany z verejnych zdroju (s odkazem do CEP)

Rok uplatnění

2014

Kód důvěrnosti údajů

S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Název statě ve sborníku

Springer Proceedings in Physics

ISBN

978-3-319-05521-3

ISSN

—

e-ISSN

—

Počet stran výsledku

9

Strana od-do

243-251

Název nakladatele

Springer

Místo vydání

Berlin

Místo konání akce

Antalya, Turkey, 9-12 October 2013

Datum konání akce

1. 1. 2013

Typ akce podle státní příslušnosti

WRD - Celosvětová akce

Kód UT WoS článku

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