N₂ Buffer Tank: Siv Nitrogen Cia rau Kev Siv Khoom
Khoom kom zoo dua
Nitrogen surge tanks yog ib qho tseem ceeb ntawm txhua qhov system nitrogen. Lub tank no yog lub luag haujlwm los tswj cov nitrogen kom zoo thiab ntws thoob plaws hauv lub cev, ua kom nws cov kev ua tau zoo. Kev nkag siab txog cov yam ntxwv ntawm lub tank surge nitrogen yog qhov tseem ceeb los xyuas kom meej nws cov txiaj ntsig thiab kev ua tau zoo.
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm nitrogen surge tank yog nws qhov loj. Lub tank loj yuav tsum txaus los khaws cov khoom tsim nyog ntawm nitrogen kom tau raws li qhov xav tau ntawm qhov system. Qhov luaj li cas ntawm lub tank nyob ntawm cov yam ntxwv xws li qhov yuav tsum tau khiav tus nqi thiab lub sijhawm ua haujlwm. Ib lub tank surge nitrogen uas me dhau tuaj yeem ua rau muaj kev rov ua dua tshiab, ua rau lub sijhawm poob thiab txo cov khoom lag luam. Ntawm qhov tod tes, lub tank loj yuav tsis raug nqi vim nws siv ntau qhov chaw thiab cov peev txheej.
Lwm qhov tseem ceeb ntawm lub tank surge nitrogen yog nws qhov ntsuas siab. Tank yuav tsum tau tsim los tiv thaiv lub siab ntawm nitrogen khaws cia thiab faib. Qhov kev ntsuam xyuas no ua kom muaj kev nyab xeeb ntawm lub tank thiab tiv thaiv kom tsis txhob muaj qhov cuam tshuam los yog ua tsis tiav. Nws yog ib qho tseem ceeb uas yuav tau sab laj nrog ib tus kws tshaj lij lossis cov chaw tsim khoom kom paub meej tias lub tank qhov ntsuas siab ua tau raws li cov kev cai tshwj xeeb ntawm koj qhov system nitrogen.
Cov ntaub ntawv siv los tsim cov nitrogen surge tank kuj yog ib qho tseem ceeb uas yuav tau xav txog. Cov tso tsheb hlau luam yuav tsum tau tsim los ntawm cov khoom siv tiv thaiv corrosion los tiv thaiv cov tshuaj lom neeg los yog kev puas tsuaj los ntawm kev sib cuag nrog nitrogen. Cov ntaub ntawv xws li cov hlau tsis muaj steel lossis carbon hlau nrog cov txheej txheem tsim nyog feem ntau siv vim lawv cov kav ntev thiab corrosion kuj. Cov ntaub ntawv xaiv yuav tsum sib haum nrog nitrogen kom ntseeg tau lub tank ntev thiab kev ua haujlwm.
Tus tsim ntawm N₂ tsis tank kuj ua lub luag haujlwm tseem ceeb hauv nws cov yam ntxwv. Cov tso tsheb hlau luam tsim tau zoo yuav tsum muaj cov yam ntxwv uas tso cai rau kev ua haujlwm zoo thiab kev saib xyuas. Piv txwv li, lub tso tsheb hlau luam yuav tsum muaj qhov tsim nyog li qub, ntsuas qhov ntsuas siab thiab cov cuab yeej siv kev nyab xeeb kom yooj yim saib xyuas thiab tswj. Tsis tas li ntawd, xav txog seb lub tank puas yooj yim rau kev tshuaj xyuas thiab tswj xyuas, vim qhov no yuav cuam tshuam rau nws txoj kev ua neej ntev thiab kev ntseeg tau.
Kev txhim kho thiab kev saib xyuas kom zoo yog qhov tseem ceeb rau kev ua kom zoo tshaj plaws ntawm lub tank nitrogen surge tank. Lub tank yuav tsum tau muab ntsia kom raug raws li cov chaw tsim khoom cov txheej txheem thiab cov qauv kev lag luam. Kev tshuaj xyuas thiab kev saib xyuas tsis tu ncua, xws li tshuaj xyuas cov dej xau, ua kom lub valve ua haujlwm thiab ntsuas cov qib siab, yuav tsum tau ua los txheeb xyuas cov teeb meem uas yuav tshwm sim lossis tsis zoo. Ua kom sai, tsim nyog yuav tsum tau ua los daws cov teeb meem los tiv thaiv kev cuam tshuam ntawm lub cev thiab tswj kom muaj txiaj ntsig zoo ntawm lub tank.
Tag nrho cov kev ua tau zoo ntawm lub tank nitrogen surge yog cuam tshuam los ntawm nws cov yam ntxwv ntau yam, uas feem ntau txiav txim siab los ntawm cov kev cai tshwj xeeb ntawm nitrogen system. Kev nkag siab zoo ntawm cov yam ntxwv no tso cai rau kev xaiv lub tank kom zoo, kev teeb tsa, thiab kev saib xyuas, ua rau muaj txiaj ntsig zoo thiab txhim khu kev qha nitrogen.
Hauv cov ntsiab lus, cov yam ntxwv ntawm lub tank nitrogen surge tank, suav nrog nws qhov loj me, qhov ntsuas siab, cov khoom siv, thiab kev tsim, cuam tshuam rau nws qhov kev ua tau zoo hauv lub tshuab nitrogen. Kev txiav txim siab kom zoo ntawm cov yam ntxwv no ua kom lub tank muaj qhov loj me, muaj peev xwm tiv taus siab, tsim cov khoom siv corrosion-resistant, thiab muaj cov qauv tsim zoo. Kev teeb tsa thiab kev saib xyuas tsis tu ncua ntawm lub tank cia yog qhov tseem ceeb sib npaug los ua kom nws cov txiaj ntsig thiab ua tau zoo. Los ntawm kev nkag siab thiab ua kom zoo dua cov yam ntxwv no, nitrogen surge tanks tuaj yeem ua rau tag nrho kev vam meej ntawm nitrogen system.
Cov khoom siv
Kev siv cov nitrogen (N₂) surge tanks yog qhov tseem ceeb hauv cov txheej txheem kev lag luam uas qhov kev tswj xyuas qhov kub thiab txias yog qhov tseem ceeb. Tsim los tswj cov kev hloov pauv siab thiab ua kom cov roj ntws ruaj khov, nitrogen surge tanks ua lub luag haujlwm tseem ceeb hauv ntau yam kev siv hauv kev lag luam xws li tshuaj, tshuaj, petrochemical thiab kev tsim khoom.
Lub luag haujlwm tseem ceeb ntawm lub tank nitrogen surge tank yog khaws cia nitrogen ntawm qhov tshwj xeeb siab, feem ntau yog siab dua qhov kev ua haujlwm siab. Tom qab ntawd cov nitrogen uas khaws cia yog siv los them nyiaj rau kev poob siab uas yuav tshwm sim vim kev hloov pauv hauv kev thov lossis kev hloov pauv hauv cov khoom siv roj. Los ntawm kev tswj xyuas lub siab ruaj khov, cov tso tsheb hlau luam tsis tuaj yeem pab txhawb kev ua haujlwm tsis tu ncua ntawm lub kaw lus, tiv thaiv kev cuam tshuam lossis kev ua haujlwm tsis zoo hauv kev tsim khoom.
Ib qho ntawm cov ntawv thov tseem ceeb tshaj plaws rau nitrogen surge tank yog nyob rau hauv kev tsim tshuaj. Hauv kev lag luam no, kev tswj xyuas kom meej yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb thiab muaj txiaj ntsig zoo tshuaj. Cov tso tsheb hlau luam sib xyaw ua ke rau hauv cov txheej txheem ua tshuaj lom neeg pab tswj cov kev hloov pauv siab, yog li txo qhov kev pheej hmoo ntawm kev raug xwm txheej thiab ua kom cov khoom tsim tau zoo ib yam. Tsis tas li ntawd, surge tanks muab cov khoom siv nitrogen rau kev ua haujlwm pam vov, qhov kev tshem tawm cov pa oxygen yog qhov tseem ceeb los tiv thaiv oxidation lossis lwm yam tsis xav tau.
Hauv kev lag luam kws tshuaj, nitrogen surge tanks tau dav siv los tswj cov xwm txheej ib puag ncig hauv cov chav huv si thiab cov chaw sim. Cov tso tsheb hlau luam no muab kev ntseeg siab ntawm nitrogen rau ntau lub hom phiaj, suav nrog cov cuab yeej ua kom huv, tiv thaiv kev sib kis thiab tswj cov khoom lag luam. Los ntawm kev tswj cov siab zoo, nitrogen surge tanks pab txhawb rau tag nrho cov kev tswj kom zoo thiab ua raws li kev lag luam cov cai, ua rau lawv yog ib qho cuab tam tseem ceeb hauv kev tsim tshuaj.
Petrochemical nroj tsuag koom nrog tuav ntau yam ntawm volatile thiab flammable tshuaj. Yog li ntawd, kev nyab xeeb yog qhov tseem ceeb rau cov chaw zoo li no. Nitrogen surge tanks yog siv ntawm no los tiv thaiv kev tawg lossis hluav taws. Los ntawm kev tswj xyuas qhov siab siab tsis tu ncua, surge tanks tiv thaiv cov txheej txheem cov cuab yeej los ntawm kev puas tsuaj tshwm sim los ntawm kev hloov pauv ntawm qhov system siab.
Ntxiv nrog rau kev lag luam tshuaj, tshuaj thiab petrochemical, nitrogen surge tanks tau siv dav hauv cov txheej txheem tsim khoom uas xav tau kev tswj xyuas kom meej, xws li kev tsim tsheb, khoom noj thiab dej haus, thiab kev siv aerospace. Nyob rau hauv cov kev lag luam no, nitrogen surge tanks pab tswj lub siab tsis tu ncua nyob rau hauv ntau yam pneumatic systems, kom ntseeg tau tias uninterrupted lag luam ntawm cov tseem ceeb machinery thiab cov cuab yeej.
Thaum xaiv lub tank surge nitrogen rau ib daim ntawv thov tshwj xeeb, ntau yam yuav tsum tau xav txog. Cov yam tseem ceeb no suav nrog qhov xav tau lub peev xwm tank, siab ntau thiab cov khoom siv ntawm kev tsim kho. Nws yog ib qho tseem ceeb uas yuav tsum xaiv lub tank uas tuaj yeem ua tau raws li qhov xav tau ntawm qhov ntws thiab qhov siab ntawm lub cev, thaum tseem xav txog yam xws li kev tiv thaiv corrosion, kev sib raug zoo nrog kev khiav hauj lwm ib puag ncig, thiab kev ua raws cai.
Nyob rau hauv cov ntsiab lus, nitrogen surge tanks yog ib tug indispensable tivthaiv nyob rau hauv ib tug ntau yam ntawm kev lag luam daim ntawv thov, muab ntau-xav tau siab stability kom muaj kev nyab xeeb thiab ua haujlwm tau zoo. Nws muaj peev xwm los them rov qab rau cov kev hloov pauv siab thiab muab cov dej ntws tsis tu ncua ntawm nitrogen ua rau nws yog ib qho cuab tam tseem ceeb hauv kev lag luam uas muaj kev tswj hwm thiab kev ntseeg siab yog qhov tseem ceeb. Los ntawm kev nqis peev nyob rau hauv txoj cai nitrogen surge tank, tuam txhab lag luam tuaj yeem ua rau kev ua haujlwm tau zoo, txo kev pheej hmoo, thiab tswj kev tsim khoom ncaj ncees, thaum kawg ua rau muaj kev vam meej hauv kev lag luam niaj hnub no.
Hoobkas
Tawm mus
Chaw tsim khoom
| Design parameters thiab technical specifications | ||||||||
| tus naj npawb | qhov project | thawv | ||||||
| 1 | Cov qauv thiab cov lus qhia tshwj xeeb rau kev tsim, tsim khoom, kuaj thiab tshuaj xyuas | 1. GB/T150.1 ~ 150.4-2011 "Npauj nkoj". 2. TSG 21-2016 “Safety Technical Supervision Regulations for stationary Pressure Vessels”. 3. NB/T47015-2011 "Kev cai vuam rau cov nkoj siab". | ||||||
| 2 | tsim siab MPa | 5.0 | ||||||
| 3 | ua hauj lwm siab | MPa | 4.0 | |||||
| 4 | teem caij kub ℃ | 80 | ||||||
| 5 | Ua haujlwm kub ℃ | 20 | ||||||
| 6 | nruab nrab | Huab cua / Tsis muaj tshuaj lom / Pab Pawg thib ob | ||||||
| 7 | Main siab cov khoom siv | Steel phaj qib thiab standard | Q345R GB/T713-2014 | |||||
| rov xyuas dua | / | |||||||
| 8 | Cov khoom siv vuam | submerged arc vuam | H10Mn2+ SJ101 | |||||
| Gas hlau arc vuam, argon tungsten arc vuam, electrode arc vuam | ER50-6,J507 | |||||||
| 9 | Weld sib koom coefficient | 1.0 | ||||||
| 10 | Lossless kuaj pom | Hom A, B splice connector | NB/T47013.2-2015 | 100% X-ray, Class II, Detection Technology Class AB | ||||
| NB/T47013.3-2015 | / | |||||||
| A, B, C, D, E hom welded pob qij txha | NB/T47013.4-2015 | 100% magnetic particle soj ntsuam, qib | ||||||
| 11 | Corrosion pub mm | 1 | ||||||
| 12 | xam thickness mm | Lub tog raj kheej: 17.81 Lub taub hau: 17.69 | ||||||
| 13 | puv ntim m³ | 5 | ||||||
| 14 | Filling factor | / | ||||||
| 15 | Kev kho cua sov | / | ||||||
| 16 | Ntim pawg | Chav II | ||||||
| 17 | Seismic tsim code thiab qib | qib 8 | ||||||
| 18 | Cua load tsim code thiab cua ceev | Cua siab 850Pa | ||||||
| 19 | xeem siab | Hydrostatic test (dej kub tsis qis dua 5 ° C) MPa | / | |||||
| huab cua siab ntsuas MPa | 5.5 (Nitrogen) | |||||||
| Kev ntsuas cua nruj | MPa | / | ||||||
| 20 | Kev ruaj ntseg accessories thiab cov cuab yeej siv | siab ntsuas | Dial: 100mm Ntau Yam: 0 ~ 10MPa | |||||
| kev ruaj ntseg valve | Kev ntsuas siab: MPa | 4.4 | ||||||
| nominal txoj kab uas hla | DN40 | |||||||
| 21 | ntxuav qhov chaw | JB/T6896-2007 | ||||||
| 22 | Tsim kev pabcuam lub neej | 20 xyoo | ||||||
| 23 | Ntim thiab Shipping | Raws li cov cai ntawm NB / T10558-2021 "Pressure Vessel Txheej thiab Thauj Ntim" | ||||||
| "Ceeb Toom: 1. Cov khoom siv yuav tsum tau ua kom zoo hauv av, thiab cov av tiv thaiv yuav tsum yog ≤10Ω.2. Cov cuab yeej no raug tshuaj xyuas tsis tu ncua raws li TSG 21-2016 "Kev Tswj Xyuas Kev Nyab Xeeb Kev Nyab Xeeb rau Kev Ruaj Ntseg Nres Tsheb". Thaum tus nqi corrosion ntawm cov cuab yeej ncav cuag tus nqi teev nyob rau hauv daim duab ua ntej thaum lub sij hawm siv cov cuab yeej, nws yuav tsum nres tam sim ntawd.3. Kev taw qhia ntawm lub nozzle yog saib nyob rau hauv kev coj ntawm A. " | ||||||||
| Nozzle rooj | ||||||||
| cim | Nominal loj | Kev sib txuas loj tus qauv | Txuas hom nto | lub hom phiaj lossis lub npe | ||||
| A | DN80 ua | HG/T 20592-2009 WN80(B)-63 | RF | cua nkag | ||||
| B | / | M20 × 1.5 | Npauj npaim qauv | Siab gauge interface | ||||
| ( | DN80 ua | HG/T 20592-2009 WN80(B)-63 | RF | cua qhov hluav taws xob | ||||
| D | DN40 | / | vuam | Kev nyab xeeb valve interface | ||||
| E | DN 25 | / | vuam | Dej phwj tuaj | ||||
| F | DN40 | HG/T 20592-2009 WN40(B)-63 | RF | Qhov ntsuas kub qhov ncauj | ||||
| M | DN450 | HG/T 20615-2009 S0450-300 | RF | manhole | ||||
