Cov txheej txheem tseem ceeb ntws, cov txheej txheem tsim cov tsis muaj thiab cov haujlwm ua haujlwm ntawm Newtek 60000M / teev chav tsev cais tawm yog cov ntsiab lus. Cov qauv tsim ntawm cov pa sib cais ua haujlwm thiab cov thev naus laus zis siab siv yog cov ntsiab lus. Tom qab txoj haujlwm tiav lawm, cov cuab yeej ua haujlwm nyab xeeb thiab sai tau mus txog cov qauv tsim, txo lub zog siv hluav taws xob thiab cov nqi ua haujlwm cov nqi ntawm cov cuab yeej.
Cov ntsiab lus: Chav cais; oxygen ntau lawm; Tsim cov yam ntxwv; kev tso tshuab ua
Cov nroj tsuag steel ua rau 8.1 lab tons ntawm cov hlau kub, 8.5 lab tons ntawm cov hlau nyoos thiab 8.1 lab tons ntawm kub-rolled steel ib xyoos twg. Cov txheej txheem ntev ntawm kev sib kis metallurgical yog saws. Cov txheej txheem tsim qauv muaj xws li {{6} m sintering tshuab, {} mm dav dav thiab tuab pal ntau lawm kab, {{131 800, 000T Laub Pickling Chaw Tsim Khoom,} pa khoom siv cov chaw tsim khoom, cov khoom siv raw khoom siv thiab lwm cov chaw pab pawg pej xeem. Txhawm rau koom tes nrog cov chaw tsim khoom, 2 x 60,000 M / teev chav tsev cais tawm thiab cov chaw txhawb nqa cov chaw tau ua rau tib lub sijhawm.
2 lub ntsiab tau cov chaw ntawm cov av sib cais
Chav sib cais huab cua no yog qhov siab qis dua cov roj ntsha sab hauv lub cev, thiab cov txheej txheem roj teeb thiab cov txheej txheem dologen-dawb argon ntau lawm.
| ARA AIR TXHAIS TES UA HAUJ LWM UA KAB | ||||||
| Lub npe | Kev tsim qauv tsim tawm / (Melesh) | Tshaj tawm kev ua haujlwm tshaj plaws / (Melesh) | Yam tsawg kawg nkaus ua haujlwm tawm / (Melesh) | Cov kua dej siab tshaj plaws ua haujlwm hauv kev ua haujlwm / (tus neegthresh) | Purity /% | Siab / mpa |
| Pa | 60000 | 63000 | 45000 | 45000 | O₂ 99.6% | 1 |
| Cov kua pa oxygen | 4000 | 3300 | 3000 | 7000 | O₂ 99.6% | Tuaj yeem nkag mus rau cov khoom siv |
| Nruab nrab siab oxygen | 30000 | 30000 | 22500 | 22500 | O₂99.6% | 2.5 |
| Tsis tshua muaj siab nitrogen | 70000 | 70000 | 52500 | 52500 | O₂0.0005 | 0.8 |
| Nruab nrab siab nitrogen | 40000 | 40000 | 30000 | 30000 | O₂0.0005 | 2.5 |
| Ua kua nitrogen | 2000 | 2000 | 1500 | 0 | O₂0.0005 | Tuaj yeem nkag mus rau cov khoom siv |
| Ua Kua Argon | 700 | 730 | 540 | 620 | O₂0.0002/N₂0.0003 | Tuaj yeem nkag mus rau cov khoom siv |
| Roj Argon | 1800 | 1800 | 1350 | 1350 | O₂0.0002/N₂0.0003 | 3 |
3 CUA Cais Kev Tsim Hluav Taws Xob Tsim Kev Tsim Khoom
3.1 Txheej Txheem Flow
1) Chav tsev sib cais ua tiav cov txheej txheem ntws los ntawm tag nrho cov siab roj av, tag nrho cov khoom siv pa hluav taws xob tshuab hluav taws xob, cov khoom lag luam nitrogen sab nraud compression, thiab Argon sab hauv compression. Nws muaj cov haujlwm txhim khu kev qha, cov txheej txheem kev ua haujlwm yooj yim, kev ua haujlwm yooj yim, cov khoom siv tsim nyog, kev nyab xeeb thiab kev siv tsawg.
2) Cov txheej txheem cua ua ntej siv cov nitrogen thiab nitrogen txias yooj yim cov dej sib ncig thiab ua kom siv cov nitrogen thiab ntau tshaj nitrogen. Cov cua txias ntauwd qauv tsim nyog thiab txhim khu kev qha cov dej dej nyab ua kua los tiv thaiv cov dej dawb los ntawm kev nkag mus hauv cov molecular sab cib adsorption system.
3) Cov molecular sab cib adsorption system advts activated alumina + molecular sab cib ob-txheej qauv molecular sieve nrog lub sijhawm hloov mus ntev. The adsorbent and switching valve have a long service life, the system switching loss is small, the bed resistance is small, and there are measures to prevent the molecular sieve from blowing over and possible blow-over treatment measures. Cov renter resteration admts lub zog txuag hluav taws xob rhaub kom kub (hluav taws xob hluav taws xob yog seem).
4) lub siab tshaj plaws (cov pej thuam muaj ntauwd) thiab Argon Ntauwd
5) Lub turbo exporn ad ad ad ad ad ad ad ad ad ad ad ad Adlaking cov txheej txheem, yog li txo tus nqi ntawm kev nthuav dav cua thiab ua rau lub siab tshaj ntawm cov pej thuam ntau.
6) Kev rov qab los ntawm vaporized argon roj los ntawm cov atmospheric siab ua kua argon cia arch yog suav tias yog thaum tsim kev sib cais ntawm cov pa sib cais. Cov pa roj av sib cav nyob hauv lub taub ntim cia rau cov khoom sib cav, thiab tom qab tau ua rau cov kua ntsha ua kua cia li ua kua ua kua; Cov pa hluav taws xob rov qab los rau lub thawv txias qias neeg nitrogen pipel kom rov ua tau muaj peev xwm muaj peev xwm.
3.2 Tsim thiab xaiv cov khoom siv tseem ceeb
1) Cov cuab yeej sib cais ua cov cuab yeej siv roj puv qhuav Argogen, ua rau cov txheej txheem hydrogenation thiab cov kab mob loj heev, thiab txuag cov nroj tsuag. Kev ua haujlwm txhim khu kev qha, cov txheej txheem tshaj lij, kev ua haujlwm yooj yim, cov khoom siv tsim nyog, kev nyab xeeb thiab kev siv tsawg.
2) Cov khoom siv tseem ceeb yog cov khoom lag luam nrov thoob ntiaj teb, cov pa hluav taws xob yog xaiv los ntawm Atlas, cov pa roj Oxygen tau xaiv los ntawm Harmyang, uas ua kom ntseeg tau qhov haujlwm ua haujlwm tau zoo ntawm cov khoom siv.
3) Lub cev muaj zog ntawm lub ntsiab cua tseem ceeb muaj kev ua kom muaj zog yog 2x30000 KW, siv cov xim sib txawv thiab siv cov kev sib tw muag muag rau ntawm lub zog hluav taws xob tseem ceeb. Thiab lub tshuab-sab / Central kev khiav haujlwm hom yog saws raws li, uas tuaj yeem paub cov chaw taws teeb pib thiab nres tswj cov khoom siv thiab kev saib xyuas kev saib xyuas.
4) Cov tshuaj tiv thaiv cov pa
5) Cov molecular pem teb tau txais ib tug qauv ntsug, thiab cov raj xa dej ua ob-ntiv nplhaib. Qhov qhov siab txawv ntawm cov raj hauv qab hauv qab thiab lub nplhaib sab saum toj yog 18m, thiab lub siab thiab lub siab ntawm cov raj xa hluav taws xob hloov lwm yam hloov pauv. Tus tsim kev siv CAESARII software los ua cov raj ntsuas kev ntxhov siab, thiab teeb tsa lub caij nplooj ntoo hlav kom haum.
6) Cov dej txias nrog lub cev muaj zog uas yuav tsum tau ua los ntawm lub cev muaj zog-voj ncig-voj kev system tsis muaj sab nraud tawm. Cov nyob thiab ntxuav cov dej ntawm ntau lub tsev nyob rau hauv qhov chaw cog yog centrally zoo thiab ua tiav kom ua tiav xoom dej phwj tawm.
7) Lub ntsiab txias thiab crude argon condensers hauv lub cuab yeej siv siv 1% kua paug los tiv thaiv cov kev sib txuam ntawm cov kev phom sij xws li cov roj ntsha.
8) Cov cuab yeej muaj lub peev xwm los ua haujlwm hauv qab cov cai sib txawv kom ua tiav kev lag luam kev lag luam feem ntau ntawm cov cuab yeej.
3.3 automation tsim nta
Raws li kev tsim khoom thiab cov txheej txheem yuav tsum tau ua, ib qho DCS system tau teeb tsa txoj kev saib xyuas thiab huab cua sib cais, txheej txheem dej sib txawv, cov txheej txheem sab nraud. Lub tshuab siv hluav taws xob muaj chaw nres tsheb tsav tsheb, DCS thiab I / O Chaw Nres Tsheb2. DCS thiab tus neeg teb xov tooj ua haujlwm txuas nrog los ntawm Ethernet, thiab DCS thiab I / o Noj yog txuas nrog lub npav. Kev sib txuas ntawm I / o chaw nres tsheb lossis DCS thiab cov khoom sib txuas nrog kev sib txuas los ntawm kev tswj cov cable. Lub chaw sam hwm neeg teb chaws yog feeb txog cov pa oxygen chav tswj.
3.3.1 Neeg Teb Xov Tooj
Lub chaw nres tsheb kho mob thiab chaw nres tsheb tswj chaw nres tsheb sib txuas lus nrog txhua tus kom ua tiav cov haujlwm hauv qab no:
1) Cov zaub ntawm cov txheej txheem ntau lawm, ntws daim ntawv ntsuas screen, cov duab tswb, thiab keeb kwm kev nkhaus.
2) Xaiv Tswj Kev Tswj Lag Luam Hom: Phau Ntawv Kev Tuav Tswj ntawm lub tshuab, HMI phau ntawv tswj, thiab tswj tsis siv neeg.
3) Hloov cov teeb tus nqi lossis ua haujlwm ncaj qha ua haujlwm ntawm cov khoom tswj los ntawm tib neeg-computer sib tham.
4) Ntau Lawm Tshaj Qhia Luam Ntawv thiab Tswb Ntaus, thiab lwm yam.
3.3.2 DCS thiab I / O chaw nres tsheb
Chaw nres tsheb ua teb yog cov khoom siv tseem ceeb rau kev tswj cov txheej txheem. Nws muab kuv / o interface nrog cov txheej txheem ntau lawm, ua cov txheej txheem tswj hwm, thiab tom qab kev tswj hwm ua ntu zus, thiab lwm yam ntawm cov txheej txheem ntau lawm. Kev tswj hwm ntawm DCS ntawm DCS ntawm txoj haujlwm no feem ntau suav nrog: sau thiab kev ua cov txheej txheem ntsuas kub, ntws, ntws tawm, kev tsom xam thiab lwm cov ntaub ntawv; Kev tswj qhov kub, ntws, ntws, qib kua, kuj, thiab lwm yam .; kev tswj hwm kev tswj hwm thiab tiv thaiv nthwv dej ntawm huab cua compressor; Cua txias ntauwd tswj; Sij hawm tswj cov molecular sieve purification; Pib thiab nres tswj ntawm cov pa taws cav compressor; kev tswj hwm kev tswj hwm thiab kev tiv thaiv nthwv tswj ntawm nitrogen compressor, thiab lwm yam; Kev tswj hwm kev ua haujlwm ntawm txhua lub twj tso kua mis.
4 kev ua haujlwm zoo
Cov khoom siv ua haujlwm stably, thiab chav sib cais tsis tau ntsib qhov tsis ua tiav lossis kaw txij li thaum nws tau muab tso rau hauv kev ua haujlwm. Lub zog siv hluav taws xob ntawm cov khoom siv tau txo qis, thiab cov kev sib npaug ntawm cov oxygen ntau zog siv hluav taws xob (hauv compression compression) yog 0.55 KWAH W / M. Cov neeg ua haujlwm raug txo qis, thiab cov pa luam cov pa ntau lawm muaj cov neeg ua haujlwm ruaj ntawm 30 tus neeg.
5 lub ntsiab lus
Los ntawm kev tsim qauv tsim qauv hluav taws xob, cov tshuaj tiv thaiv Nitrogen tau siv nyob rau hauv TSR rauv los ua nitrogen aloying los tsim 20cr13n stainless hlau. Cov txheej txheem ntau lawm yog yooj yim, tus nqi qis, siab purity thiab ruaj khov sib xyaw. Txhua qhov ntsuas tau ua tau zoo ntawm tsim 20cr13n kub-rolled steel sawb ua raws li qhov yuav tsum tau muaj kev sib tw ntau lawm. Los ntawm nitrogen alloy, qhov nyuaj thiab corrosion tsis kam ntawm cov khoom lag luam tau txhim kho.