1、Tota lN o 280De ce mbe r2022 M ETALLURG I C AL EQUI PM EN T 280 2022 12 6 1 066318 2 066318。、。TQ520 6 TM621 ADoi 10.3969/j.i ssn.1001 1269.2022.06.004De s ig n o f t h e Flu e Ga s f o r He a t Re c o v e r y Co k e Ov e n Li u Ji e 1 He be iProvi nceTe chnol ogy I nnova ti on C e nte rofM e ta l l
2、urgi ca lEqui pme nts Qi nhua ngda o066318 2 Qi nhua ngda o Qi ny eHe a vy I ndustry C o Ltd Qi nhua ngda o066318 ABSTRACT A l a rgeoff l uega s ga teva l ve s a rei nsta l l e d on thepi pe l i neoff l uega s w a stehe a t pow e rge ne ra ti on sy ste m supporti nghe a tre cove ry cokeove n w hi ch
3、ca n cutof f orcontrolthef l ow of hi gh-te mpe ra turef l uega si n use Duetothehi ghte mpe ra tureofcokeove n f l uega sa nd poorw orki ngcondi ti ons theva l vepl a tei se a sy to bre a k a nd these rvi cel i f ei s ve ry short Thi s probl e m ha s se ri ousl y a f f e cte d theope ra ti on e f f
4、 i ci e ncy a ndproducti on outputofthew hol ecokeove n sy ste m Thi sprobl e m ha sbe comeoneofthemostconce rne d probl e msi nthehe a tre cove ry cokeove n i ndustry Thi s pa pe r pre se nts ane w ty peofw a te r-cool e d f l uega s ga teva l ve a ndi ntroduce sthew orki ng pri nci pl ea nd the or
5、e ti ca l ca l cul a ti on oftheva l vei n de ta i l Thene w va l vesol ve s theprobl e mstha ttheva l vepl a teof thee x i sti ngva l vei se a sy tobre a k a ndsol ve stheprobl e mspe rpl e x i ngthei ndustry KE YW ORDS C okeove n He a tre cove ry Fl uega sga teva l ve Hi ghte mpe ra turef l uega s
6、1、。SUN C OKE 1962。8 1 1981 qi ny e l i uj i e 163 com。2 4、2、17 1 1。550 200 Pa、1200 1350。9.50%O2、5.11%C O2、71.48%N2、13.91%H2O 150 mg/m3、1100 mg/m3、180 mg/m3。1 1 82 43 1 24 2 25 13 3 1 1 2 3。2。1 3 2。1200 1350 2。2 4。、3。9 1 2022 12 6 4。3 4 DN 3600。4 1 4 1 1。0.60 M Pa 15 m3/mi n 5。4 1 2 5。1=E 1 T M Pa T
7、1000 E 5.1 103N/mm2 1 4.9 10 6/。=24.99M Pa。2 0 2 2022 12 6 280 =M Pa 6M Pa。=18.99M Pa。3 F=S F N S 519520 mm2。F=9865684.8N。4=F/S M Pa S 88640 mm2。=111.3M Pa。5 K=/K 40 470 630 M P 470 M Pa。K=4.22。4.22。4 2。6。6 4 3 7、。7。1。2。1/4。4mA 20 mA PLC。5、。1 J 2020 01 36 40 120 1 2 2022 12 6 B4C 1123 1238K。2 3 2、14
8、。B4C N a2B4O7 Ti B2。N a B4O7 B4C N a2B4O7 B4C=2 6。3 1 QPQ、。2、。3、。4、。1 J 2021 50 12 202 216+245 2 J 2014 63 11 1114 1117 3 J 2020 08 5 6 4 J 2004 21 5 19 24 5 J 2020 53 1 151 156 6 M i cha i l i di s N Va ri a ti ons i n thecutti ng pe rf orma nceofPVD coa te d tool si n mi l l i ngTi6Al4V e x pl a i
9、 ne d throughte mpe ra ture de pe nde ntcoa ti ng prope rti e s J Surf a ce C oa ti ngsTe chnol ogy 2016 304 325 329 7 J 2021 50 10 15 17 8 Ti 6Al 4V QPQ J 2018 42 02 64 68 9 Ti 6Al 4V D 2018 10 Ti 6Al 4V J 2021 50 10 3462 3469 11 TC 6 J 2020 33 2 47 56 12 TC 11 D 2018 13 M 2010 14 J 2020 12 04 37 44 2022 03 18檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱檱 21 2 J 2019 10 8 10 3 M 2007 2022 03 23 0 2 1 2022 12 6 280