Iindaba

Ukulungiswa okupheleleyo kwe-argon kukwahlula ioksijini kwi-argon kwikholamu ye-argon ekrwada ukufumana i-argon ekrwada enomxholo weoksijini engaphantsi kwe-1 × 10-6 ngokuthe ngqo, kwaye emva koko iyahlula kwi-argon ecolekileyo ukufumana i-argon ecolekileyo ngobunyulu be-99.999%.

Ngophuhliso olukhawulezayo lwetekhnoloji yokwahlula umoya kunye nemfuno yentengiso, ngakumbi nangakumbi iiyunithi zokwahlula komoya zamkela inkqubo yokuvelisa i-argon ngaphandle kwe-hydrogen ukuvelisa iimveliso ezicocekileyo ze-argon.Nangona kunjalo, ngenxa yobunzima bokusebenza kwemveliso ye-argon, iiyunithi ezininzi zokwahlula umoya kunye ne-argon azizange ziphakamise i-argon, kwaye ezinye iiyunithi ezisebenza kwinkqubo ye-argon azizange zanelise ngenxa yokuguquguquka kwemeko yokusetyenziswa kwe-oksijini kunye nokunciphisa izinga lokusebenza.Ngokusebenzisa la manyathelo alula alandelayo, umqhubi unokuba nokuqonda okusisiseko kokuvelisa i-argon ngaphandle kwe-hydrogen!

Ukugunyaziswa kwenkqubo yokwenza i-argon

* I-V766 kwinkqubo yokuvula ngokupheleleyo ngaphambi kokukhupha ikholamu ye-argon erhabaxa kwikholamu ye-argon entle;Ukuvuthela kolwelo kunye neevalvu zokukhupha i-V753 kunye ne-754 emazantsi e-argon tower I ekrwada (iiyure ezingama-24 ~ 36).

* Inkqubo yokuvula ngokupheleleyo i-argon erhabaxa i-argon tower I echaza ivalve ye-argon ye-V6;Ivalve yokukhupha igesi engagxiliyo i-V760 kumphezulu we-argon tower;Inqaba ye-argon echanekileyo, ulwelo oluvuthela ezantsi kwe-cylinder yokulinganisa i-argon echanekileyo, i-valve yokukhupha i-V756 kunye ne-V755 (i-precooling precooling i-argon tower inokuqhutywa ngaxeshanye njenge-precooling coarse argon tower).

Jonga impompo yeargon

* Inkqubo yolawulo yombane — iingcingo, ulawulo kunye nomboniso zichanekile;

* Irhasi yokutywina - nokuba uxinzelelo, ukuhamba, umbhobho uchanekile kwaye awuvuzi;

* Isikhokelo sokujikeleza kwemoto — inqaku lemoto, qinisekisa indlela echanekileyo yokujikeleza;

• Imibhobho ngaphambi nasemva kwempompo — jonga ukuqinisekisa ukuba inkqubo yemibhobho igudile.

Jonga isixhobo se-argon kakuhle

(1) Inqaba ye-argon erhabaxa I, i-argon tower II yokumelana (+) (-) ityhubhu yoxinzelelo, isidluliseli kunye nesixhobo sokubonisa sichanekile;

(2) Ingaba yonke igeyiji yenqanaba lolwelo (+) (-) ityhubhu yoxinzelelo, isidluliseli kunye nesixhobo sokubonisa kwinkqubo ye-argon ichanekile;

(3) Ingaba ityhubhu yoxinzelelo, i-transmitter kunye nesixhobo sokubonisa ichanekile kuzo zonke iindawo zoxinzelelo;

(4) Ingaba i-argon flow rate FI-701 (i-orifice plate ikwibhokisi ebandayo) (+) (-) ityhubhu yoxinzelelo, i-transmitter kunye nesixhobo sokubonisa zichanekile;

⑤ Khangela ukuba zonke iivalve ezizenzekelayo kunye nokulungelelaniswa kwazo kunye nokudibanisa zichanekile.

Uhlengahlengiso olungundoqo lwemeko yokusebenza kwinqaba

* Ukwandisa imveliso yeoksijini phantsi kwesiseko sokuqinisekisa ukucoceka kweoksijini;

* Lawula ulwelo olusezantsi lweoksijini olutyebileyo olungenanto 36 ~ 38% (initrogen elulwelo ithintela kwivalve yekholamu ephezulu yeV2);

• Nciphisa isixa sokwandiswa phantsi kwesiseko sokuqinisekisa umgangatho ongundoqo wolwelo olubandayo.

Ulwelo kwikholamu ye-argon erhabaxa

* Kwindawo yokupholisa ngakumbi de iqondo lobushushu le-argon tower lingaphinde lithobe (ivalve yokuvuthela kunye neyokukhupha ivaliwe), umoya wolwelo uvulwa kancinane (ngethutyana) kwaye uqukuqelela kwivalve engumphunga ye-V3 ekrwada ye-argon tower. Ndenze i-condenser ye-argon tower ekrwada isebenze ngokunqamkileyo ukuvelisa ulwelo oluphuma ngasemva, ndipholise ukupakishwa kwe-argon tower ekrwada endiyiyo ngokucokisekileyo kwaye ndiqokelele kwindawo esezantsi yenqaba;

Icebiso: Xa uvula i-valve ye-V3 okokuqala, qaphela ngokukhawuleza utshintsho lwe-PI-701 kwaye ungaguquki ngamandla (≤ 60kPa);Obact inqanaba engamanzi LIC-701 emazantsi ekrwada argon tower I ukusuka ekuqaleni.Nje ukuba inyuke iye kwi-1500mm ~ kuluhlu lwesikali esipheleleyo, yeka ukupholisa kwangaphambili kwaye uvale ivalve ye-V3.

Impompo ye-argon yokupholisa kwangaphambili

• Misa ivalve phambi kokuvula impompo;

* Vuthela ivalve V741 kunye neV742 ngaphambi kokuvula impompo;

* vula kancinane (ngethuba) impompo emva kokuvuthela ivalve V737, V738 de ulwelo lukhutshwe ngokuqhubekayo.

Ingcebiso: Lo msebenzi wenziwa phantsi kwesikhokelo somthengisi wempompo ye-argon okokuqala.Imiba yokhuseleko lokuthintela iqabaka.

Qala impompo yeargon

* Vula ngokupheleleyo ivalve yokubuya emva kwempompo, vala ngokupheleleyo ivalve yokumisa emva kwempompo;

• Qalisa impompo yeargon kwaye uvule ngokupheleleyo ivalve yokumisa ngasemva yempompo yeargon;

• Qaphela ukuba uxinzelelo lwempompo kufuneka luzinziswe kwi-0.5 ~ 0.7Mpa(G).

Ikholamu yeargon ekrwada

(1) Emva kokuqala ipompo ye-argon kwaye ngaphambi kokuvula i-valve ye-V3, inqanaba le-liquid ye-LIX-701 liya kuncipha ngokuqhubekayo ngenxa yokulahlekelwa kwamanzi.Emva kokuqala impompo ye-argon, i-valve ye-V3 kufuneka ivulwe ngokukhawuleza ukwenza i-condenser ye-argon tower isebenze kwaye ivelise ulwelo lokubuyela umva.

(2) Ukuvulwa kwevalve ye-V3 kufuneka kucothe kakhulu, kungenjalo iimeko eziphambili zenqaba ziya kuvelisa ukuguquguquka okukhulu, okuchaphazela ukucoceka kweoksijini, i-argon tower ekrwada emva komsebenzi wokuvula ivalve yokuhambisa impompo yeargon (ukuvulwa kuxhomekeke kuxinzelelo lwempompo), ukugqibela ivalve yokuhambisa kunye nevalve yokubuyisela ukuzinzisa inqanaba lolwelo lwe-FIC-701;

(3) Ukuchasana kweentsika ezimbini ze-argon ezikrwada zibonwa.Uxhathiso lwekholamu ye-argon ekrwada eqhelekileyo ye-II yi-3kPa kwaye leyo yekholamu ekrwada ye-argon I yi-6kPa.

(4) Imeko yokusebenza yenqaba engundoqo kufuneka iqwalaselwe ngokusondeleyo xa i-argon ekrwada ifakwa.

(5) Emva kokuba ukuchasana kuqhelekile, imeko engundoqo yenqaba inokusekwa emva kwexesha elide, kwaye yonke imisebenzi engentla ifanele ibe yincinci kwaye icothe;

(6) Emva kokuchasana kwenkqubo ye-argon yokuqala kuqhelekileyo, umxholo we-oksijini wenkqubo ye-argon ufikelela kumgangatho we-~ 36 iiyure;

(7) Kwinqanaba lokuqala lomsebenzi wekholamu ye-argon, isixa sokutsalwa kwenkqubo yeargon kufuneka sincitshiswe (15 ~ 40m³/h) ukuze kuphuculwe ubunyulu.Xa ubunyulu busondele kwisiqhelo, izinga lokuhamba kwenkqubo ye-argon kufuneka linyuswe (60 ~ 100m³/h).Ngaphandle koko, ukungalingani kwe-argon column concentration gradient kuya kuchaphazela ngokulula imeko yokusebenza yekholomu engundoqo.

Ikholamu ye-argon ecocekileyo

(1) Emva kokuba umxholo we-oksijini wenkqubo ye-argon iyinto eqhelekileyo, i-valve ye-V6 kufuneka ivulwe ngokuthe ngcembe ukuze ihlehlise i-V766 kwaye inkqubo ye-argon ifakwe kwi-argon tower;

(2) ulwelo nitrogen umphunga ivelufa V8 yeargon tower ivuleke ngokupheleleyo okanye iphoswe ngokuzenzekelayo ukulawula uxinzelelo ecaleni nitrogen PIC-8 umphunga umphunga we argon tower kwi 45kPa;

(3) ngokuthe ngcembe uvule i-nitrogen engamanzi kwivalve ye-evaporator ye-V5 yekholamu ye-argon ukunyusa umthwalo osebenzayo we-argon column condenser;

(4) Xa i-V760 ivulwe ngokufanelekileyo, inokuvulwa ngokupheleleyo kwinqanaba lokuqala le-argon tower echanekileyo.Emva kokusebenza okuqhelekileyo, ukuhamba kwerhasi engacondensable ekhutshiweyo ukusuka kumphezulu we-argon tower echanekileyo inokulawulwa ngaphakathi kwe-2 ~ 8m³/h.

Uxinzelelo olubi lwe-PIC-760 oluchanekileyo lwe-argon tower kulula ukuvela xa imeko yokusebenza iguquguquka kancinane.Uxinzelelo olubi luya kubangela ukuba umoya omanzi ngaphandle kwebhokisi ebandayo ufunxe kwi-argon tower echanekileyo, kwaye umkhenkce uya kukhenkceza eludongeni lombhobho kunye nomphezulu wokushisa ubushushu, kubangela ukuvala.Ngoko ke, uxinzelelo olubi kufuneka lupheliswe (lawula ukuvulwa kweV6, V5 kunye neV760).

(6) Xa inqanaba elulwelo emazantsi etower argon echanekileyo ~ 1000mm, vula kancinane nitrogen indlela ivelufa V707 kunye V4 reboiler emazantsi etower argon echanekileyo, kwaye ulawule ukuvula ngokwemeko.Ukuba ukuvulwa kukhulu kakhulu, uxinzelelo lwe-PIC-760 luya kwandiswa, okubangela ukuhla kwesantya sokuhamba kwenkqubo ye-argon Fi-701.Kungcono ukulawula i-PIC-760 yoxinzelelo lwe-argon echanekileyo kwi-10 ~ 20kPa ukuba ivulwe incinci kakhulu.

Uhlengahlengiso lomxholo weArgon weqhezu le-argon

Umxholo we-argon kwiqhezu le-argon limisela izinga lokutsalwa kwe-argon kwaye lichaphazela ngokuthe ngqo isivuno seemveliso ze-argon.I-argon fraction efanelekileyo iqulethe i-8 ~ 10% i-argon.Izinto ezichaphazela umxholo we-argon wamaqhezu e-argon ikakhulu ngolu hlobo lulandelayo:

* Ukuveliswa kwe-oksijeni - imveliso ephezulu ye-oksijini, iphezulu i-argon content kwi-argon fraction, kodwa i-oxygen ephantsi yococeko, iphakamileyo ye-nitrogen kwi-oksijeni, ingozi enkulu yeplagi ye-nitrogen;

* Umthamo womoya owandisiweyo - omncinci umthamo womoya wokwandisa, uphezulu umxholo we-argon weqhezu le-argon, kodwa umncinci umthamo womoya wokwandisa, umncinci umveliso wemveliso yolwelo;

* Umyinge wokuhamba kwamaqhezu eArgon - Ireyithi yokuqukuqela ye-Argon yi-argon ekrwada yomthwalo wekholamu.Umthwalo omncinci, uphezulu umxholo we-argon weqhezu le-argon, kodwa umncinci umthwalo, uncinci ukuveliswa kwe-argon.

Uhlengahlengiso lwemveliso yeArgon

Xa inkqubo ye-argon isebenza kakuhle kwaye ngokuqhelekileyo, kuyimfuneko ukulungisa imveliso ye-argon ukufikelela kwimeko yoyilo.Ukulungelelaniswa kwenqaba enkulu kuya kwenziwa ngokuhambelana neGatya lesi-5. Ukuhamba kwe-argon fraction kuxhomekeke ekuvuleni kwe-V3 valve kunye nokuhamba kwe-argon yenkqubo kuxhomekeke ekuvuleni kwe-V6 kunye ne-V5 valve.Umgaqo wohlengahlengiso kufuneka ucothe kangangoko!Inokwandisa ukuvulwa kwevalve nganye nge-1% kuphela yonke imihla, ukwenzela ukuba imeko yokusebenza ikwazi ukufumana ukutshintshwa kwenkqubo yokucoca, utshintsho lokusetyenziswa kwe-oksijini kunye nokuguquguquka kwegridi yamandla.Ukuba ukucoceka kwe-oksijeni kunye ne-argon yinto eqhelekileyo kwaye imeko yokusebenza izinzile, umthwalo unokuqhubeka nokunyuka.Ukuba imeko yokusebenza inomkhuba wokuba nzima, ibonisa ukuba imeko yokusebenza ifikelele kumda wayo kwaye kufuneka ilungiswe umva.

Unyango lweplagi yenitrogen

Yintoni iplagi yenitrogen?Umthwalo we-evaporator ye-condensation uyancipha okanye uyeke ukusebenza, kwaye ukuguquguquka kokumelana kwe-argon tower kuncipha kude kube ngu-0, kwaye inkqubo ye-argon iyayeka ukusebenza.Le nto ibizwa ngokuba yi-nitrogen plug.Ukugcina imeko yokusebenza ezinzileyo yenqaba engundoqo ngundoqo ukuphepha i-nitrogen jam.

* Unyango oluncinci lweplagi ye-nitrogen: vula ngokupheleleyo i-V766 kunye ne-V760 kwaye inciphise ngokufanelekileyo imveliso ye-oksijini.Ukuba ukuchasana kunokuzinza, yonke inkqubo ingaphinda iqalise ukusebenza ngokuqhelekileyo emva kokuba i-nitrogen engena kwinkqubo ye-argon iphelile;

* nzulu unyango nitrogen: kanye kubonakala ukuguquguquka enyukayo ekrwada argon ukumelana, kwaye kwixesha elifutshane kwixesha 0, ibonisa ukuba imeko yokusebenza argon tower ukuwa, ngeli xesha kufuneka uvule ngokupheleleyo V766, V760, ehleli argon pump ithumela ngaphandle kwevalve, emva koko uvule ngokupheleleyo emva kwe-argon pump backflow preventer, ehleli i-V3, zama ukwenza inqaba ye-argon elulwelo kwinqaba ye-argon, ukuze kuthintelwe umonakalo ongakumbi wobunyulu be-oksijini efanelekileyo phantsi kwemveliso ye-oksijini, njengemeko yokusebenza yenqaba engundoqo ibe yi-argon. inqaba kwakhona emva kokubuyela esiqhelweni.

Ulawulo olulungileyo lwemeko yokusebenza ye-argon

① Umahluko weqondo lokubilisa phakathi kwe-oksijini kunye ne-nitrogen mkhulu kakhulu kuba iindawo zokubilisa ze-oksijini kunye ne-argon zisondelelene.Ngokumalunga nobunzima bokuqhekeka, ubunzima bokulungelelanisa i-argon bukhulu kakhulu kunokulungelelanisa i-oksijini.Ukucoceka kwe-oksijeni kwi-argon kunokufikelela kumgangatho ngaphakathi kwe-1 ~ 2 iiyure emva kokuchasana kweekholomu eziphezulu kunye nezantsi zisekwe, ngelixa ukucoceka kwe-oksijeni kwi-argon kunokufikelela kumgangatho phakathi kwe-24 ~ 36 iiyure emva kokusebenza okuqhelekileyo emva kokuchasana kwe-argon. Iikholamu eziphezulu nezisezantsi zisekiwe.

(2) Inkqubo ye-argon inzima ukuyakha kwaye kulula ukuwa phantsi kwimeko yokusebenza, inkqubo iyinkimbinkimbi kwaye ixesha lokulungiswa lide.Iplagi yenitrogen inokuvela ngexesha elifutshane kwimeko yokusebenza ukuba kukho ukungakhathali.Kuya kuthatha malunga ne-10 ~ iiyure ze-15 ukuseka ukuchasana kwekholomu ye-argon ekrwada ukufikelela ukucoceka okuqhelekileyo kwe-oksijini kwi-argon ukuba umsebenzi unokuqhutywa ngokomgaqo we-13 ngokuchanekileyo ukuqinisekisa inani elipheleleyo lamacandelo e-argon aqokelelweyo kwi-argon. ikholamu ye-argon.

(3) Umsebenzisi kufuneka aqhelane nenkqubo, kwaye abe nombono othile wenkqubo yokulungiswa kweempazamo.Uhlengahlengiso ngalunye oluncinci lwenkqubo ye-argon luya kuthatha ixesha elide ukuba lubonakaliswe kwimeko yokusebenza, kwaye i-taboo ukulungelelanisa rhoqo kwaye kakhulu ukulungelelanisa imeko yokusebenza, ngoko kubaluleke kakhulu ukugcina ingqondo ecacileyo kunye nesimo sengqondo esizolileyo.

(4) Isivuno se-argon extraction sichaphazeleka kwizinto ezininzi.Ngenxa yokuba i-elasticity yokusebenza ye-argon system incinci, akunakwenzeka ukunweba ukuqina kwe-operation kuqine kakhulu kumsebenzi wokwenene, kwaye ukuguquguquka kweemeko zokusebenza akuthandeki kakhulu kwizinga lokutsalwa.Ishishini lemichiza, i-non-ferrous smelting kunye nezinye izixhobo ezinezinga lokutsalwa kwe-oksijini lizinzile kunokusetyenziswa okungapheliyo kwe-oxygen steel-making ephezulu;Isantya sokutsalwa kwe-argon yeenethiwekhi ezininzi zokwahlula komoya kwishishini lokwenza intsimbi liphezulu kunelo lokunikezelwa kweoksijini yokwahlulwa komoya omnye.Isantya sokutsalwa kwe-argon kunye nokuhlukana okukhulu komoya kwakuphezulu kunoko kunye nokuhlukana komoya omncinci.Izinga lokutsalwa kwenqanaba eliphezulu lokusebenza ngononophelo liphezulu kunolo lomgangatho ophantsi wokusebenza.Umgangatho ophezulu wezixhobo ezixhasayo zinezinga eliphezulu lokutsalwa kwe-argon (njengokusebenza kwe-expander; iivalve ezizenzekelayo, ukuchaneka kwezixhobo zokuhlalutya, njl.).