Nkhani

Kukonzanso kwathunthu kwa argon ndikulekanitsa mpweya kuchokera ku argon muzakudya zopanda pake kuti mupeze argon wopanda mpweya wokhala ndi mpweya wochepera 1 × 10-6 mwachindunji, kenako ndikuulekanitsa ndi argon wabwino kuti mupeze argon wabwino ndi chiyero cha 99.999%.

Ndi chitukuko chofulumira chaukadaulo wolekanitsa mpweya komanso kufunikira kwa msika, magawo ochulukirapo olekanitsa mpweya amatengera njira yopangira argon popanda haidrojeni kuti apange zinthu zoyera za argon.Komabe, chifukwa cha zovuta za ntchito yopanga argon, mayunitsi ambiri olekanitsa mpweya ndi argon sanakweze argon, ndipo mayunitsi ena ogwiritsira ntchito argon system sanali okhutiritsa chifukwa cha kusinthasintha kwa mkhalidwe wogwiritsa ntchito mpweya komanso kuchepa kwa magwiridwe antchito.Kupyolera mu njira zosavuta zotsatirazi, wogwiritsa ntchito akhoza kukhala ndi chidziwitso choyambirira chopanga argon popanda haidrojeni!

Kukhazikitsa dongosolo la kupanga argon

* V766 pakutsegulira kwathunthu musanatulutse gawo lolimba la argon muzabwino za argon;Kuphulika kwamadzi ndi ma valve otulutsa V753 ndi 754 pansi pa nsanja ya argon I (maola 24 ~ 36).

* Kutsegula kwathunthu kwa argon kunja kwa nsanja ya argon I kutanthauzira argon tower valve V6;Valavu yotulutsa mpweya yosasunthika V760 pamwamba pa nsanja ya argon;Mwatsatanetsatane argon nsanja, madzi kuwomba pansi mwatsatanetsatane argon kuyeza yamphamvu, mavavu kutulutsa V756 ndi V755 (precooling mwatsatanetsatane argon nsanja akhoza kuchitidwa pa nthawi yomweyo monga precooling coarse argon nsanja).

Onani pampu ya argon

* Makina owongolera zamagetsi - mawaya, kuwongolera ndikuwonetsa ndizolondola;

* Kusindikiza mpweya - kaya kuthamanga, otaya, payipi ndi olondola ndipo si kutayikira;

* Mayendedwe ozungulira ma motor - point motor, kutsimikizira kozungulira kolondola;

* Kupaka mapaipi asanayambe komanso pambuyo pake - fufuzani kuti muwonetsetse kuti mapaipi ndi osalala.

Yang'anani chida cha argon bwinobwino

(1) Rough argon tower I, Rough argon tower II resistance (+) (-) chubu chopondereza, chotumizira ndi chida chowonetsera ndizolondola;

(2) Kaya zonse zamadzimadzi mulingo wamadzi (+) (-) chubu choponderezedwa, chotumizira ndi chida chowonetsera mu argon system ndizolondola;

(3) Kaya chubu chopondereza, chotumizira ndi chida chowonetsera ndizolondola pazovuta zonse;

(4) Kaya argon flow rate FI-701 (orifice mbale ali mu bokosi ozizira) (+) (-) pressure chubu, transmitter ndi kusonyeza chida ndi zolondola;

⑤ Yang'anani ngati ma valve onse odziwikiratu ndi kusintha kwawo ndi kulowerana kwawo kuli kolondola.

Kusintha kwakukulu kwa magwiridwe antchito a nsanja

* Onjezani kupanga okosijeni pansi pamalingaliro owonetsetsa kuyera kwa okosijeni;

* Yang'anirani madzi am'munsi okhala ndi okosijeni opanda kanthu 36 ~ 38% (nayitrogeni wamadzimadzi amatsekereza valavu yakumtunda V2);

* Chepetsani kuchuluka kwa kukulitsa potengera kuti mulingo wamadzimadzi ozizira kwambiri.

Madzi mu coarse argon column

* Potengera kuziziritsanso kwina mpaka kutentha kwa nsanja ya argon sikutsikanso (ma valve owombera ndi kutulutsa atsekedwa), mpweya wamadzimadzi umatsegulidwa pang'ono (mocheperako) ndikulowa mu valavu yotulutsa evaporator V3 ya nsanja ya argon. Ine kupanga condenser wa zosakongola argon nsanja intermittently ntchito kutulutsa backflow madzi, kuziziritsa kulongedza argon zosanja nsanja ine bwinobwino ndi kudziunjikira mu gawo pansi pa nsanja;

Langizo: Mukatsegula valavu ya V3 kwa nthawi yoyamba, tcherani khutu ku kusintha kwamphamvu kwa PI-701 ndipo musasinthe mwamphamvu (≤ 60kPa);Obact mulingo wamadzimadzi LIC-701 pansi pa nsanja ya argon I kuyambira zikande.Ikakwera mpaka 1500mm ~ masikelo athunthu, siyani kuziziritsa ndikutseka valavu ya V3.

Precooling argon mpope

* Imani valavu musanatsegule mpope;

* Chotsani valavu V741 ndi V742 musanatsegule mpope;

* Tsegulani pang'ono (mwapang'onopang'ono) mpope mutaphulitsa valavu V737, V738 mpaka madziwo atulutsidwa mosalekeza.

Langizo: Ntchitoyi ikuchitika motsogozedwa ndi argon pump supplier kwa nthawi yoyamba.Zinthu zachitetezo kuti mupewe kuzizira.

Yambani pampu ya argon

* Tsegulani mokwanira valavu yobwerera pambuyo pa mpope, kutseka kwathunthu valve yoyimitsa pambuyo pa mpope;

* Yambitsani pampu ya argon ndikutsegula kwathunthu valavu yoyimitsa kumbuyo ya pampu ya argon;

* Onani kuti kuthamanga kwa mpope kuyenera kukhazikika pa 0.5 ~ 0.7Mpa (G).

Chidutswa cha argon

(1) Mutayambitsa mpope wa argon ndi musanatsegule valve ya V3, mlingo wamadzimadzi wa LIX-701 udzachepa mosalekeza chifukwa cha kutaya madzi.Pambuyo poyambitsa mpope wa argon, valavu ya V3 iyenera kutsegulidwa mwamsanga kuti condenser ya nsanja ya argon igwire ntchito ndikupanga madzi obwerera mmbuyo.

(2) V3 valve kutsegula kuyenera kukhala pang'onopang'ono, apo ayi mikhalidwe yayikulu ya nsanja idzatulutsa kusinthasintha kwakukulu, komwe kumakhudza chiyero cha mpweya, nsanja ya argon yopanda ntchito pambuyo pa ntchito kuti mutsegule valve yoperekera pampu ya argon (kutsegula kumadalira kuthamanga kwa mpope), chomaliza. valavu yobweretsera ndi valavu yobwerera kuti akhazikitse mlingo wamadzimadzi wa FIC-701;

(3) Kukana kwazitsulo ziwiri zopanda pake za argon zimawonedwa.Kukaniza kwa gawo lachiwiri la argon II ndi 3kPa ndipo kwa gawo loyamba la argon ndi 6kPa.

(4) Mkhalidwe wogwirira ntchito wa nsanja yayikulu uyenera kuyang'aniridwa mosamala pamene argon waiwisi ayikidwa.

(5) Pambuyo pa kukana kuli bwino, chikhalidwe chachikulu cha nsanja chikhoza kukhazikitsidwa patapita nthawi yaitali, ndipo ntchito zonse zomwe zili pamwambazi ziyenera kukhala zazing'ono komanso zochedwa;

(6) Pambuyo pa kukana kwa dongosolo la argon kuli koyenera, mpweya wa okosijeni wa argon umafika pamtunda wa ~ maola 36;

(7) Pa gawo loyambirira la ntchito ya argon, kuchuluka kwa njira ya argon kuyenera kuchepetsedwa (15 ~ 40m³ / h) kuti apititse patsogolo chiyero.Pamene chiyero chili pafupi ndi chikhalidwe, kuthamanga kwa ndondomeko ya argon kuyenera kuwonjezeka (60 ~ 100m³ / h).Kupanda kutero, kusalinganika kwa argon column concentration gradient kungakhudze mosavuta momwe magwiridwe antchito a gawo lalikulu.

Choyera cha argon

(1) Pambuyo pa mpweya wa mpweya wa argon ndi wabwinobwino, valavu ya V6 iyenera kutsegulidwa pang'onopang'ono kuti igwetse V766 ndipo ndondomeko ya argon imalowetsedwa mu nsanja yabwino ya argon;

(2) madzi asafe nayitrogeni nthunzi valavu V8 wa argon nsanja ndi otseguka kwathunthu kapena kuponyedwa basi kulamulira nayitrogeni mbali kuthamanga PIC-8 wa condensing evaporator wa argon nsanja pa 45kPa;

(3) pang'onopang'ono kutsegula madzi asafe mu condensation evaporator valavu V5 wa argon ndime kuonjezera ntchito katundu wa argon ndime condenser;

(4) V760 ikatsegulidwa bwino, imatha kutsegulidwa kwathunthu pagawo loyambirira la nsanja yolondola ya argon.Pambuyo pogwira ntchito bwino, gasi wosasunthika wotuluka kuchokera pamwamba pa nsanja yolondola ya argon amatha kuyendetsedwa mkati mwa 2 ~ 8m³/h.

Kupanikizika koyipa kwa PIC-760 precision argon tower ndikosavuta kuwonekera pomwe magwiridwe antchito amasinthasintha pang'ono.Kupanikizika koyipa kumapangitsa mpweya wonyowa kunja kwa bokosi lozizira kuti ulowe mu nsanja yolondola ya argon, ndipo ayezi amaundana pakhoma la chubu ndi pamwamba pa chotenthetsera kutentha, ndikupangitsa kutsekeka.Choncho, kuthamanga zoipa ayenera kuthetsedwa (kulamulira kutsegula kwa V6, V5 ndi V760).

(6) Pamene madzi mlingo pansi mwatsatanetsatane argon nsanja ndi ~ 1000mm, pang'ono kutsegula asafe njira valavu V707 ndi V4 wa reboiler pansi mwatsatanetsatane argon nsanja, ndi kulamulira kutsegula malinga ndi mmene zinthu zilili.Ngati kutsegulira kuli kwakukulu, kupanikizika kwa PIC-760 kudzawonjezeka, zomwe zimapangitsa kuchepa kwa kuthamanga kwa ndondomeko ya argon Fi-701.Ndi bwino kulamulira PIC-760 mwatsatanetsatane argon tower kuthamanga pa 10 ~ 20kPa ngati yatsegulidwa yaying'ono kwambiri.

Kusintha kwazinthu za Argon kwa gawo la argon

Zomwe zili mu argon mu gawo la argon zimatsimikizira kuchuluka kwa m'zigawo za argon ndipo zimakhudza mwachindunji zokolola za argon.Gawo loyenera la argon lili ndi 8 ~ 10% argon.Zomwe zimakhudza kuchuluka kwa magawo a argon ndi awa:

* Oxygen kupanga - apamwamba mpweya kupanga, ndi apamwamba argon zili mu kagawo kakang'ono argon, koma m'munsi mpweya chiyero, apamwamba nayitrogeni zili mu mpweya, ndi chiopsezo chachikulu cha nayitrogeni pulagi;

* Kukula mpweya voliyumu - ang'onoang'ono Kukula mpweya voliyumu, ndi apamwamba argon zili argon kachigawo, koma ang'onoang'ono kukula mpweya voliyumu, ang'onoang'ono mankhwala linanena bungwe madzi;

* Kuthamanga kwa kagawo kakang'ono ka Argon - Kuthamanga kwa kagawo kakang'ono ka Argon ndiye kuchuluka kwa magawo a argon.Zing'onozing'ono zonyamula katundu, zimakhala zapamwamba kwambiri za argon zomwe zili mu gawo la argon, koma zing'onozing'ono, zimakhala zochepa kwambiri kupanga argon.

Kusintha kwa Argon kupanga

Pamene dongosolo la argon limagwira ntchito bwino komanso mwachizolowezi, ndikofunikira kusintha zotulutsa za argon kuti zifike pamapangidwe.Kusintha kwa nsanja yaikulu kudzapangidwa malinga ndi Ndime 5. Kuthamanga kwa kachigawo kakang'ono ka argon kumadalira kutsegulidwa kwa V3 valve ndi kutuluka kwa ndondomeko ya argon kumadalira kutsegulidwa kwa V6 ndi V5 valve.Mfundo yokonza iyenera kukhala yodekha momwe mungathere!Ikhoza kuonjezera kutsegula kwa valve iliyonse ndi 1% yokha tsiku lililonse, kotero kuti chikhalidwe chogwira ntchito chikhoza kukhala ndi kusintha kwa kuyeretsa, kusintha kwa mpweya wa oxygen ndi kusinthasintha kwa gridi yamagetsi.Ngati chiyero cha okosijeni ndi argon ndi chachilendo ndipo ntchito yogwira ntchito imakhala yokhazikika, katunduyo akhoza kupitilira kuwonjezeka.Ngati ntchito yogwira ntchito imakhala ndi chizolowezi choipiraipira, zimasonyeza kuti ntchitoyo yafika pamapeto ake ndipo iyenera kusinthidwanso.

Chithandizo cha nayitrogeni pulagi

Kodi pulagi ya nayitrogeni ndi chiyani?Katundu wa evaporator condensation amachepetsa kapena kusiya kugwira ntchito, ndipo kusinthasintha kusinthasintha kwa nsanja ya argon kumachepera mpaka 0, ndipo dongosolo la argon limasiya kugwira ntchito.Chodabwitsa ichi chimatchedwa nitrogen plug.Kusunga malo ogwirira ntchito a nsanja yayikulu ndiye chinsinsi chopewera kupanikizana kwa nayitrogeni.

* Chithandizo chochepa cha pulagi ya nayitrogeni: Tsegulani V766 ndi V760 moyenera ndikuchepetsa kupanga mpweya wabwino.Ngati kukana kungathe kukhazikika, dongosolo lonselo likhoza kuyambiranso ntchito yachibadwa pambuyo poti nayitrogeni yolowa mu argon yatha;

* kwambiri chithandizo cha nayitrogeni: kamodzi kuwoneka kusinthasintha kwamphamvu mu kukana kwa argon, ndipo m'kanthawi kochepa ku 0, zikuwonetsa kuti kugwa kwa nsanja ya argon, panthawiyi kuyenera kutsegulidwa kwathunthu V766, V760, pampu ya argon imatumiza. kunja valavu, ndiye mokwanira lotseguka pambuyo argon mpope backflow preventer, atakhala V3, yesetsani kupanga madzi argon nsanja mu argon nsanja, pofuna kupewa zina kuwonongeka kwa mpweya chiyero zoyenera pansi kupanga mpweya, monga ntchito chikhalidwe cha nsanja yaikulu mu argon. nsanja kachiwiri pambuyo kubwerera mwakale.

Kuwongolera bwino kwa machitidwe a argon system

① Kusiyana kwa malo otentha pakati pa okosijeni ndi nayitrogeni ndi kwakukulu chifukwa malo otentha a oxygen ndi argon ali pafupi wina ndi mnzake.Ponena za vuto la kugawa, vuto la kusintha kwa argon ndi lalikulu kwambiri kuposa kusintha kwa oxygen.Kuyera kwa okosijeni mu argon kumatha kufika pamlingo mkati mwa 1 ~ 2 mawola pambuyo pa kukana kwa mizati yapamwamba ndi yapansi kukhazikitsidwa, pomwe chiyero cha okosijeni mu argon chimatha kufikira mulingo mkati mwa 24 ~ 36 mawola pambuyo pogwira ntchito bwino pambuyo pokana mizati yapamwamba ndi yapansi imakhazikitsidwa.

(2) Dongosolo la argon ndizovuta kumanga komanso zosavuta kugwa muzochitika zogwirira ntchito, dongosololi ndi lovuta ndipo nthawi yowonongeka ndi yaitali.Pulagi ya nayitrogeni imatha kuwoneka pakanthawi kochepa pakugwira ntchito ngati pali mosasamala.Zidzatenga pafupifupi 10 ~ maola 15 kuti akhazikitse kukana kwa gawo la argon kuti akwaniritse kuyera kwabwino kwa okosijeni mu argon ngati opareshoniyo itha kuchitidwa molingana ndi lamulo la 13 molondola kuti zitsimikizire kuchuluka kwa zigawo zonse za argon mu gawo la argon.

(3) Wogwiritsa ntchitoyo ayenera kudziwa bwino ndondomekoyi, ndikukhala ndi chidziŵitso cham’tsogolo pothetsa vutolo.Kusintha kulikonse kwakung'ono kwa dongosolo la argon kudzatenga nthawi yayitali kuti kuwonetsedwe mu momwe ntchito ikugwirira ntchito, ndipo ndizovuta kusintha pafupipafupi komanso mozama kwambiri momwe ntchito ikugwirira ntchito, chifukwa chake ndikofunikira kwambiri kukhala ndi malingaliro omveka bwino komanso bata lamalingaliro.

(4) Zokolola za m'zigawo za argon zimakhudzidwa ndi zinthu zambiri.Chifukwa ntchito elasticity wa dongosolo argon ndi yaing'ono, n'zosatheka kutambasula elasticity ntchito kwambiri mu ntchito yeniyeni, ndi kusinthasintha kwa zinthu ntchito ndi zoipa kwambiri mlingo m'zigawo.Makampani opanga mankhwala, kusungunula kosakhala ndi chitsulo ndi zipangizo zina zokhala ndi mpweya wotulutsa mpweya ndizokhazikika kusiyana ndi kugwiritsa ntchito kwapakatikati kwa mpweya wopangira zitsulo;Mlingo wa argon m'zigawo zingapo zolekanitsa mpweya mumakampani opanga zitsulo ndi wapamwamba kuposa wa mpweya umodzi wolekanitsa mpweya.Mlingo wa argon m'zigawo ndi kupatukana kwakukulu kwa mpweya unali wapamwamba kusiyana ndi kulekanitsa kwakung'ono kwa mpweya.Kuchuluka kwa m'zigawo za ntchito yosamala kwambiri ndipamwamba kuposa ya ntchito yochepa.Kuchuluka kwa zida zothandizira kumakhala ndi kuchuluka kwa argon m'zigawo (monga mphamvu ya expander; ma valve odzichitira okha, kulondola kwa zida zowunikira, ndi zina zotero).