Delft University of Technology
Pollutant Emissions Chemistry in Axial Turbines
Augusto Viviani Perpignan, André; Tomasello, Stella; Gangoli Rao, Arvind
Publication date 2018
Document Version Final published version
Citation (APA)
Augusto Viviani Perpignan, A., Tomasello, S., & Gangoli Rao, A. (2018). Pollutant Emissions Chemistry in Axial Turbines. Abstract from Combura 2018, Soesterberg, Netherlands.
Important note
To cite this publication, please use the final published version (if applicable). Please check the document version above.
Copyright
Other than for strictly personal use, it is not permitted to download, forward or distribute the text or part of it, without the consent of the author(s) and/or copyright holder(s), unless the work is under an open content license such as Creative Commons. Takedown policy
Please contact us and provide details if you believe this document breaches copyrights. We will remove access to the work immediately and investigate your claim.
This work is downloaded from Delft University of Technology.
Book of Abstracts
October
9
&
10
3ROOXWDQW(PLVVLRQV&KHPLVWU\LQ$[LDO7XUELQHV
$$93HUSLJQDQ
6*7RPDVHOOR
DQG$*DQJROL5DR
)DFXOW\RI$HURVSDFH(QJLQHHULQJ'HOIW8QLYHUVLW\RI7HFKQRORJ\7KH1HWKHUODQGV 'HSDUWPHQWRI,QGXVWULDO(QJLQHHULQJ8QLYHUVLW\RI)ORUHQFH,WDO\
$$93HUSLJQDQ#WXGHOIWQO$*DQJROL5DR#WXGHOIWQO
7KH QHHG WR UHGXFH SROOXWDQWV HPLWWHG E\ DLUFUDIW HQJLQHV UHTXLUHV DGYDQFHV LQ FRPEXVWLRQ IXHOV DQG DLUFUDIW FRQILJXUDWLRQ 7KH UHGXFWLRQ LQ &2 HPLVVLRQV
PLJKWRQO\EHDFKLHYHGE\LQFUHDVHLQHIILFLHQF\RUWKH XVH RI DOWHUQDWLYH HQHUJ\ VRXUFHV VXFK DV + OLTXHILHG
QDWXUDOJDV/1*ELRIXHOVRUHOHFWULFSURSXOVLRQ7KH UHGXFWLRQ RI QLWURJHQ R[LGHV 12[ VXOSKXU R[LGHV
62[DQG&2LVRQ WKHRWKHUKDQG PRVWO\GHSHQGHQW
RQWKHFRPEXVWLRQWHFKQRORJ\
$V DQ DWWHPSW WR RYHUFRPH WKHVH FKDOOHQJHV D K\EULG HQJLQH FRQILJXUDWLRQ KDV EHHQ SURSRVHG FU\RJHQLF
IXHOV HLWKHU + RU /1* VWRUHG LQ WDQNV LQVLGH WKH
EOHQGHGZLQJ ERG\ ZRXOG IXHO WKH ILUVW FRPEXVWLRQ FKDPEHUZKLOHFRQYHQWLRQDORUELRIXHOVZRXOGIXHOWKH ,QWHUWXUELQHEXUQHU,7%VHH)LJ7KHFRQILJXUDWLRQ KDVVKRZQSURPLVLQJUHVXOWVZLWKUHVSHFWWRHIILFLHQF\
DQG LW FDQ SRWHQWLDOO\ DWWDLQ WKH )ODPHOHVV FRPEXVWLRQ UHJLPH PRUH HDVLO\ ZKLFK LV DGYDQWDJHRXV HVSHFLDOO\ EHFDXVHRILWVORZHU12[HPLVVLRQV
)LJXUH±(QJLQHFRQFHSWZLWKVHTXHQWLDOFRPEXVWLRQFKDPEHUV
7KHKLJKSUHVVXUHWXUELQH+37LVORFDWHGEHWZHHQWKH WZR FRPEXVWLRQ FKDPEHUV 8VXDOO\ WKH FKHPLVWU\ LQ WXUELQH VHFWLRQV LV FRQVLGHUHG WR EH ³IUR]HQ´ ZLWK WKH FRPSRVLWLRQ DW WKH HQG RI WKH FRPEXVWLRQ FKDPEHU EHLQJ FRQVLGHUHG DV WKH HQJLQH¶V HPLVVLRQV 7KH LQFUHDVLQJ WUHQG LQ WXUELQH LQOHW WHPSHUDWXUHV DQG SUHVVXUHVLQRUGHUWRDFKLHYHKLJKHUHIILFLHQFLHVPDNHV WKH EHKDYLRXU ZLWKLQ WKH WXUELQH UHOHYDQW IRU WKH SUHGLFWLRQ RI HPLVVLRQV 0RUHRYHU WKH SURJUHVVLRQ RI
FKHPLVWU\LQWKHWXUELQHLVHYHQPRUHLPSRUWDQWIRUWKH GXDOFRPEXVWRUFRQILJXUDWLRQVLQFHWKHFRPSRVLWLRQDW WKHLQOHWRIWKH,7%GHSHQGVRQLW
6LPXODWLRQVDLPLQJDWLQYHVWLJDWLQJWKHFKHPLVWU\LQWKH +37 ZHUH SHUIRUPHG $ &51 &KHPLFDO 5HDFWRU 1HWZRUN ZDV GHYHORSHG EDVHG RQ WKH RSHUDWLRQDO FRQGLWLRQVRIWKHK\EULGHQJLQHDQGWKH$DFKHQWXUELQH
VWDWRU JHRPHWU\ 6LPXODWLRQV ZHUH SHUIRUPHG XVLQJ
&DQWHUDDQGWKH*5,FKHPLFDOUHDFWLRQPHFKDQLVP 7KH SHUIHFWO\ VWLUUHG UHDFWRUV ZHUH DUUDQJHG DORQJ WKH HVWLPDWHGIORZSDWKDVWRIRUPDSOXJIORZUHDFWRU)LJ
5HVLGHQFH WLPHV ZHUH GHWHUPLQHG EDVHG RQ WKH HVWLPDWHGIORZYHORFLWLHVRIDPRGHUQWUDQVRQLFWXUELQH 3UHVVXUHDQGWHPSHUDWXUHZHUHDVVXPHGWRGURSOLQHDUO\ ZLWKLQ WKH WXUELQH LQ DFFRUGDQFH ZLWK WKH SUHOLPLQDU\ GHVLJQ FDOFXODWLRQV 7KH FRPSRVLWLRQ DW WKH LQOHW ZDV
HVWLPDWHG XVLQJ DQRWKHU &51 UHSUHVHQWLQJ WKH ILUVW FRPEXVWRUEXUQLQJ/1*
)LJXUH±5HSUHVHQWDWLRQRIWKHFUHDWHG&51ZLWKWKHUHDFWRUV
GHILQHGDORQJWKHIORZSDWKRIWKH$DFKHQWXUELQH
7KHUHVXOWVRI)LJVKRZVLJQLILFDQWYDULDWLRQLQERWK &2 DQG 12[ YDOXHV 7KH R[LGDWLRQ RI &2 VHHPV WR FRQWLQXHLQWKHVWDWRUZKLOH12[KDVDQRQPRQRWRQLF
EHKDYLRXU7KHFRQFHQWUDWLRQRI12VHHPVWRGLFWDWHWKH 12[ WUHQG DV 12 YDOXHV DUH ORZHU DQG GLVSOD\ WKH
RSSRVLWH WUHQG D SHDN DURXQG P 3UHYLRXV DQDO\VHVGLGQRWVKRZWKHHIIHFWRQ&2HPLVVLRQVZKLOH 12[ VKRZHG D VLPLODU WUHQG +RZHYHU LW LV QRW \HW
FOHDU ZKDW SDUDPHWHUV DIIHFW WKH FKHPLVWU\ RU ZKLFK UHDFWLRQSDWKZD\VDUHDFWLYH )LJXUH±&2DQG12[DORQJWKHWXUELQHVWDWRULQWKH&51 FDOFXODWLRQ ,QRUGHUWRLQYHVWLJDWHWKHWKUHHGLPHQVLRQDOHIIHFWVRQ WKHFKHPLVWU\RISROOXWDQWVWKHQH[WVWHSLQWKHUHVHDUFK 1.74E-07 1.75E-07 1.76E-07 1.77E-07 1.78E-07 1.79E-07 1.80E-07 1.81E-07 30 35 40 45 50 55 60 65 70 0.00 0.05 0.10 0.15 0.20 N Ox [m o la r fr a c. d ry @ 1 5 % O 2 ] C O [ p p m v d ry @ 1 5 % O 2 ]
Flow Path in Stator [m]
CO NOx
LVWKHVLPXODWLRQRIDWXUELQHVWDWRULQ&)'7KHFKRVHQ JHRPHWU\ ZDV WKH *HQHUDO (OHFWULF¶V WZRVWDJH +37 SUHVHQWHGZLWKLQWKHIUDPHZRUNRIWKH(QHUJ\(IILFLHQW (QJLQH SURJUDP GXH WR LWV RSHUDWLQJ FRQGLWLRQV DQG
DYDLODEOHJHRPHWU\DQGH[SHULPHQWDOGDWD7KHEODGH ILUVWVWDJHVWDWRUJHRPHWU\ZDVHPSOR\HG
7KH &)' VLPXODWLRQV ZHUH SHUIRUPHG LQ $16<6 &);DQGWKHIXOO\KH[DKHGUDOPHVKHVZHUHFUHDWHGLQ 7XUER*ULG 0HVK LQGHSHQGHQFH WHVWV ZHUH FRQGXFWHG DQG D PHVK FRPSRVHG RI PLOOLRQ HOHPHQWV ZDV VHOHFWHG )LJ 7RWDO SUHVVXUH DQG WHPSHUDWXUH ZHUH LPSRVHGDWWKHLQOHWZKLOHVWDWLFSUHVVXUHZDVLPSRVHG DWWKHRXWOHW
)LJXUH±&RPSXWDWLRQDOPHVKRIWKHVWDWRU
6LPXODWLRQV ZHUH SHUIRUPHG XVLQJ 5$16 HTXDWLRQV DORQJZLWKWKHNȦ667WXUEXOHQFHPRGHO&RPSDULVRQ WR H[SHULPHQWDO GDWD ZDV SHUIRUPHG DV WKH YDQH HIILFLHQF\ GLVSOD\HG LQ )LJ 7KH HUURU ZDVOHVVWKDQ H[FHSW IRU WKH GDWD SRLQW DW VSDQ VKRZLQJ JRRGDJUHHPHQW
)LJXUH±&RPSDULVRQEHWZHHQVLPXODWHGDQGH[SHULPHQWDOYDOXHVRI
YDQHHIILFLHQF\DVGHILQHGE\7LPNRPHDVXUHGEHWZHHQWKHVWDWRUDQG
WKHURWRU
7KH FRPSDULVRQ RI WKH EODGH SUHVVXUH GLVWULEXWLRQ DOVR KDVJRRGDJUHHPHQW )LJGLVSOD\VWKHGLVWULEXWLRQLQ
WKH IRUP RI WKH LVHQWURSLF 0DFK QXPEHU IRU WZR GLIIHUHQW EODGH VSDQV *LYHQ WKH JRRG DJUHHPHQW WKH IOXLG PRGHO ZDV FRQVLGHUHG YDOLGDWHG 2SHUDWLQJ FRQGLWLRQV ZHUH WKHQ PRGLILHG WR PDWFK WKRVH RI WKH K\EULG HQJLQH ZKLOH DLPLQJ WR PDLQWDLQ WKH 0DFK QXPEHUGLVWULEXWLRQDFURVVWKHVWDWRU )LJXUH±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
>@ 5DR$*<LQ)YDQ%XLMWHQHQ-3$K\EULGHQJLQHFRQFHSWIRU PXOWLIXHO EOHQGHG ZLQJ ERG\ $LUFUDIW (QJLQHHULQJ DQG $HURVSDFH 7HFKQRORJ\ $Q ,QWHUQDWLRQDO -RXUQDO Q
>@ <LQ ) 5DR $* 3HUIRUPDQFH DQDO\VLV RI DQ DHURHQJLQH ZLWK LQWHUVWDJHWXUELQHEXUQHU7KH$HURQDXWLFDO-RXUQDO >@ 3HUSLJQDQ $$9 5DR $* 5RHNDHUWV '-(0 )ODPHOHVV
FRPEXVWLRQ DQG LWV SRWHQWLDO WRZDUGV JDV WXUELQHV 3URJUHVV LQ (QHUJ\DQG&RPEXVWLRQ6FLHQFH
>@ 1JX\HQ 7+ 1JX\HQ7UL 3 9DQFDVVHO ; *DUQLHU ) $HUR WKHUPRG\QDPLF DQG FKHPLFDO SURFHVV LQWHUDFWLRQV LQ DQ D[LDO KLJKSUHVVXUHWXUELQHRIDLUFUDIWHQJLQHV,QWHUQDWLRQDO-RXUQDORI (QJLQH5HVHDUFK
>@ 6WHSKDQ%*DOOXV+(1LHKXLV5([SHULPHQWDOLQYHVWLJDWLRQV RIWLSFOHDUDQFHIORZDQGLWVLQIOXHQFHRQVHFRQGDU\IORZVLQD VWDJHD[LDOWXUELQH$60(7XUER([SR
>@ 7LPNR /3 (QHUJ\ HIILFLHQW HQJLQH KLJK SUHVVXUH WXUELQH FRPSRQHQW WHVW SHUIRUPDQFH UHSRUW 1$6$ /HZLV 5HVHDUFK &HQWHU 0 20 40 60 80 100 0.88 0.90 0.92 0.94 0.96 0.98 1.00 B la d e S p a n ( % ) Vane Efficiency Experimental CFD 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.5 1.0 M a c hiso x/c Experimental CFD 0.0 0.5 1.0 x/c 50% span 10% span