FEM-based Modeling of the Temperature Distribution ... - Science Direct

0 downloads 0 Views 496KB Size Report
J. Kita et al. / Procedia Engineering 87 ( 2014 ) 412 – 415 and crucible in one small device (Fig. 1). In addition to analyzing aggressive materials, its low power ...
Available online at www.sciencedirect.com

ScienceDirect Procedia Engineering 87 (2014) 412 – 415

(8526(16256WKH;;9,,,HGLWLRQRIWKHFRQIHUHQFHVHULHV

)(0EDVHGPRGHOLQJRIWKHWHPSHUDWXUHGLVWULEXWLRQLQIOXHQFHRQ PHOWLQJSURFHVVLQFHUDPLFGLIIHUHQWLDOPLFURFDORULPHWHU -.LWD $%UDQGHQEXUJ50RRV Department of Functional Materials, University of Bayreuth, Germany

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© 2014 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license ‹7KH$XWKRUV3XEOLVKHGE\(OVHYLHU/WG (http://creativecommons.org/licenses/by-nc-nd/3.0/). 3HHUUHYLHZXQGHUUHVSRQVLELOLW\RIWKHVFLHQWLILFFRPPLWWHHRI(XURVHQVRUV Peer-review under responsibility of the scientific committee of Eurosensors 2014 Keywords:/7&&'6&WKLFNILOPGLIIHUHQWLDOVFDQQLQJFDORULPHWU\

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



&RUUHVSRQGLQJDXWKRU7HOID[ E-mail address:IXQNWLRQVPDWHULDOLHQ#XQLED\UHXWKGH

1877-7058 © 2014 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license

(http://creativecommons.org/licenses/by-nc-nd/3.0/). Peer-review under responsibility of the scientific committee of Eurosensors 2014 doi:10.1016/j.proeng.2014.11.277

413

J. Kita et al. / Procedia Engineering 87 (2014) 412 – 415

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

 )LJ,PSURYHGGHVLJQRIWKH'6&FKLS)RUGHWDLOVVHH>@RU>@

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ƒ& FRPSDUHGWR ƒ&E\LQLWLDOVWUXFWXUH DWƒ&PD[LPXPWHPSHUDWXUH  

414

J. Kita et al. / Procedia Engineering 87 (2014) 412 – 415

 )LJ6LPXODWHGWHPSHUDWXUHGLVWULEXWLRQRI D WKHLQLWLDOVWUXFWXUHDQG E WKHVWUXFWXUHZLWKWKHRSWLPL]HGKHDWHUDWWKHPD[LPXPWHPSHUDWXUH RIƒ&

7RHYDOXDWHWKHSRVLWLYHHIIHFWRIWKHLPSURYHGWHPSHUDWXUHGLVWULEXWLRQDPHOWLQJSURFHVVRILQGLXPZDVVLPXODWHG IRUWKHLQLWLDOVWUXFWXUHDVZHOODVIRUWKHRSWLPL]HGVWUXFWXUH,QRXUPRGHODWKLQOD\HUZKLFKZDVSODFHGLQWKHZKROH FUXFLEOHDUHDUHSUHVHQWHGWKHLQGLXPVDPSOH PJ  

 )LJ6LPXODWHGUHVSRQVHVRIVDPSOHDQGUHIHUHQFHWHPSHUDWXUHVHQVRUVGXULQJPHOWLQJRILQGLXP mVDPSOH PJ 

7KH LQGLXP PHOWLQJ SHDN ZDV VLPXODWHG E\ WKH FKDQJH RI KHDW FDSDFLW\ XVLQJ D *DXVV IXQFWLRQ LWV SHDN DUHD FRUUHVSRQGV WR HQWKDOS\ RI IXVLRQ RI LQGLXP )LJ  SUHVHQWV WKH VLPXODWHG UHVSRQVH RI VDPSOH DQG UHIHUHQFH WHPSHUDWXUHVHQVRUVGXULQJPHOWLQJRILQGLXPIRUERWKVWUXFWXUHV7KHFKDQJHRIWKHVORSHVRIWKHFXUYHVLQWKHUDQJH RIWKHPHOWLQJSRLQWLVPDUNHGO\GLIIHUHQW 

7KLV HIIHFW EHFRPHV HVSHFLDOO\ PDUNHG LI WHPSHUDWXUH GLIIHUHQFHV EHWZHHQ VDPSOH DQG UHIHUHQFH WHPSHUDWXUH VHQVRUVDUHFRPSDUHGDVVKRZQLQ)LJ7KHLPSURYHGWHPSHUDWXUHGLVWULEXWLRQLQFUHDVHVWKHSHDNKHLJKWDQGPDNHV LWOHVVEURDG7KLVVXJJHVWVDEHWWHUVHOHFWLYLW\DQGDPRUHDFFXUDWHPHOWLQJSRLQWGHWHUPLQDWLRQ 

J. Kita et al. / Procedia Engineering 87 (2014) 412 – 415

415

 )LJ  &RPSDULVRQ RI VLPXODWHG LQGLXP PHOWLQJ SHDNV WHPSHUDWXUH GLIIHUHQFH EHWZHHQ VDPSOH DQG UHIHUHQFH WHPSHUDWXUH VHQVRUV ǻ-VHQV LQ GHSHQGHQF\RIWKHVDPSOHWHPSHUDWXUH-VDPSOH 

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|KQH:)+HPPLQJHU+-)ODPPHUVKHLP'LIIHUHQWLDO6FDQQLQJ&DORULPHWU\QGHG6SULQJHU%HUOLQ >@-.LWD50RRV'HYHORSPHQWRI/7&&PDWHULDOVDQGWKHLUDSSOLFDWLRQV±DQRYHUYLHZ,QIRUPDFLMH0,'(0±-RXUQDORI0LFURHOHFWURQLFV (OHFWURQLF&RPSRQHQWVDQG0DWHULDOV   >@- .LWD ) 5HWWLJ 5 0RRV .+ 'UXH + 7KXVW +RWSODWH JDV VHQVRUV ±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‰50RRV1RYHOWXEHW\SH/7&&WUDQVGXFHUVZLWKEXULHGKHDWHUVDQGLQQHULQWHUGLJLWDWHGHOHFWURGHVDVD SODWIRUPIRUJDVVHQVLQJDWYDULRXVKLJKWHPSHUDWXUHV6HQVRUVDQG$FWXDWRUV%&KHPLFDO   >@.0DOHFKD'*3LMDQRZVND/-*RORQND:7RUELF]/7&&PLFURUHDFWRUIRUXUHDGHWHUPLQDWLRQLQELRORJLFDOIOXLGV6HQVRUVDQG$FWXDWRUV %&KHPLFDO   >@6$FKPDQQ0+l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

Suggest Documents