Kev kub ntxhov ntawm cov khoom lag luam tseem cuam tshuam rau cov khoom siv tes ua breweries - cov kaus poom npias, ale / malt wine, hops. Cov pa roj carbon dioxide yog lwm yam uas ploj lawm. Breweries siv ntau CO2 ntawm qhov chaw, los ntawm kev thauj npias thiab precleaning tanks rau carbonating cov khoom thiab bottling cua npias nyob rau hauv tasting chav. CO2 emissions tau poob qis rau yuav luag peb xyoos tam sim no (rau ntau yam), cov khoom siv tau txwv thiab siv tau kim dua, nyob ntawm lub caij thiab cheeb tsam.
Vim li no, nitrogen tau txais kev lees paub ntau dua thiab muaj txiaj ntsig hauv breweries ua lwm txoj hauv kev rau CO2. Tam sim no kuv tab tom ua haujlwm rau zaj dab neeg loj txog CO2 tsis txaus thiab ntau yam kev xaiv. Kwv yees li ib lub lis piam dhau los, kuv tau xam phaj Chuck Skepek, tus thawj coj ntawm cov kev pabcuam brewing rau Brewers Association, uas tau ceev faj txog kev siv nitrogen ntau ntxiv hauv ntau lub breweries.
"Kuv xav tias muaj cov chaw uas nitrogen tuaj yeem siv tau zoo [hauv lub tsev noj mov]," Skypack hais tias, tab sis nws kuj ceeb toom tias nitrogen "kwv yees txawv heev. Yog li koj tsis txhob pauv nws ib qho rau ib qho." thiab cia siab tias yuav muaj qhov ua tau zoo ib yam. "
Boston-based Dorchester Brewing Co. tuaj yeem hloov pauv ntau txoj haujlwm ntawm brewing, ntim thiab muab khoom rau nitrogen. Lub tuam txhab siv nitrogen ua lwm txoj hauv kev vim tias cov khoom siv CO2 hauv zos muaj tsawg thiab kim.
Max McKenna, Tus Thawj Saib Xyuas Kev Lag Luam Loj ntawm Dorchester Brewing hais tias "Qee qhov chaw tseem ceeb tshaj plaws uas peb siv nitrogen yog nyob rau hauv cov kaus poom thiab capping tshuab rau tuaj yeem tshuab thiab roj cushioning," hais Max McKenna, Senior Marketing Manager ntawm Dorchester Brewing. "Cov no yog qhov sib txawv loj tshaj plaws rau peb vim tias cov txheej txheem no xav tau CO2 ntau heev. Peb tau muaj cov kab mob siab rau nitro beers rau lub sijhawm tam sim no, yog li thaum nws tau cais tawm ntawm qhov kev hloov pauv, nws tseem tsis ntev los no tau tsiv los ntawm peb cov kab nitro fruity lager beers [Summertime] Tsiv mus rau lub qab Nitro rau lub caij ntuj no stout koom tes nrog ib qho kev sib koom ua ke hauv zos. mocha-almond stout hu ua "Nutless".
Nitrogen generators yog ib qho nthuav lwm txoj hauv kev tsim cov nitrogen ntawm qhov chaw. Ib tsob nroj nitrogen rov qab nrog lub tshuab hluav taws xob tso cai rau lub brewery los tsim cov roj inert ntawm nws tus kheej yam tsis tas siv cov pa roj carbon dioxide kim. Tau kawg, qhov sib npaug ntawm lub zog tsis yog qhov yooj yim, thiab txhua lub brewery yuav tsum paub seb tus nqi ntawm lub tshuab hluav taws xob nitrogen yog qhov ncaj ncees (vim tias tsis muaj qhov tsis txaus nyob hauv qee qhov ntawm lub tebchaws).
Txhawm rau nkag siab txog lub peev xwm ntawm cov tshuab hluav taws xob nitrogen hauv cov khoom siv tes ua breweries, peb nug Brett Maiorano thiab Peter Asquini, Atlas Copco Industrial Gas Business Development Managers, ob peb nqe lus nug. Nov yog qee qhov ntawm lawv qhov kev tshawb pom.
Maiorano: Siv nitrogen kom oxygen tawm ntawm lub tank thaum ntxuav nws ntawm kev siv. Nws tiv thaiv cov wort, npias thiab cov seem mash los ntawm oxidizing thiab paug cov npias tom ntej. Rau tib lub laj thawj, nitrogen tuaj yeem siv los hloov npias ntawm ib qho mus rau lwm qhov. Thaum kawg, nyob rau theem kawg ntawm cov txheej txheem brewing, nitrogen yog cov roj zoo tshaj plaws los ntxuav, inert thiab pressurize kegs, fwj thiab cov kaus poom ua ntej sau.
Asquini: Kev siv cov nitrogen tsis yog los hloov CO2 kiag li, tab sis peb ntseeg tias brewers tuaj yeem txo lawv cov kev noj haus li ntawm 70%. Lub ntsiab tsav tsheb yog sustainability. Nws yog ib qho yooj yim heev rau txhua tus winemaker los ua nws tus kheej nitrogen. Koj yuav tsis siv cov roj tsev cog khoom ntxiv lawm, uas zoo dua rau ib puag ncig. Nws yuav them tawm ntawm thawj lub hlis, uas yuav cuam tshuam ncaj qha rau qhov kawg tshwm sim, yog tias nws tsis tshwm sim ua ntej koj yuav nws, tsis txhob yuav nws. Nov yog peb txoj cai yooj yim. Tsis tas li ntawd, kev thov rau CO2 tau nce siab los tsim cov khoom lag luam xws li dej khov qhuav, uas siv CO2 ntau thiab xav tau los thauj cov tshuaj tiv thaiv. Brewers hauv Teb Chaws Asmeskas txhawj xeeb txog cov qib khoom noj thiab tsis ntseeg tias lawv muaj peev xwm ua tau raws li qhov xav tau los ntawm breweries thaum khaws cov nqi ruaj khov. Ntawm no peb sau cov txiaj ntsig ntawm PRICE…
Asquini: Peb tso dag tias feem ntau breweries twb muaj cua compressors, yog li txoj haujlwm yog 50% ua tiav. Txhua yam lawv yuav tsum tau ua yog ntxiv lub tshuab hluav taws xob me me. Qhov tseem ceeb, lub tshuab hluav taws xob nitrogen cais cov nitrogen molecules los ntawm cov pa oxygen molecules hauv huab cua compressed, tsim kom muaj cov ntshiab nitrogen. Lwm qhov txiaj ntsig ntawm kev tsim koj tus kheej cov khoom yog tias koj tuaj yeem tswj hwm qib kev huv uas xav tau rau koj daim ntawv thov. Ntau daim ntawv thov xav tau qhov purity siab tshaj plaws ntawm 99.999, tab sis rau ntau daim ntawv thov koj tuaj yeem siv qis purity nitrogen, uas ua rau muaj kev txuag nyiaj ntau dua hauv koj cov kab hauv qab. Tsawg purity tsis txhais hais tias tsis zoo. Paub qhov txawv...
Peb muab rau cov txheej txheem pob uas npog 80% ntawm tag nrho cov breweries txij li ob peb txhiab thoob ib xyoos mus rau ntau pua txhiab thoob ib xyoos. Lub brewery tuaj yeem ua kom muaj peev xwm ntawm nws cov tshuab hluav taws xob nitrogen kom muaj kev loj hlob thaum tswj kev ua haujlwm. Tsis tas li ntawd, tus qauv tsim qauv tso cai rau qhov sib ntxiv ntawm lub tshuab hluav taws xob thib ob nyob rau hauv qhov kev tshwm sim ntawm kev nthuav dav ntawm lub brewery.
Asquini: Cov lus teb yooj yim yog qhov twg muaj qhov chaw. Qee lub tshuab hluav taws xob me me txawm tias txuas mus rau phab ntsa kom lawv siv tsis muaj qhov chaw hauv pem teb. Cov hnab no hloov pauv qhov kub thiab txias zoo heev thiab tiv taus qhov kub thiab txias. Peb muaj cov chav nyob sab nraum zoov thiab lawv ua haujlwm tau zoo, tab sis nyob rau hauv cov cheeb tsam uas muaj qhov kub thiab txias, peb pom zoo kom txhim kho lawv hauv tsev lossis tsim ib chav tsev me me, tab sis tsis yog sab nraum qhov chaw uas qhov kub thiab txias. Lawv nyob ntsiag to heev thiab tuaj yeem ntsia tau rau hauv nruab nrab ntawm qhov chaw ua haujlwm.
Majorano: Lub tshuab hluav taws xob ua haujlwm tiag tiag ntawm lub hauv paus ntsiab lus ntawm "teeb nws thiab tsis nco qab nws." Qee cov khoom siv, xws li cov ntxaij lim dej, yuav tsum tau hloov pauv tsis tu ncua, tab sis kev saib xyuas tiag tiag feem ntau tshwm sim kwv yees li 4,000 teev. Tib pab neeg uas saib xyuas koj lub tshuab cua compressor kuj yuav saib xyuas koj lub tshuab hluav taws xob. Lub tshuab hluav taws xob los nrog tus maub los yooj yim zoo ib yam li koj lub iPhone thiab muaj tag nrho cov muaj peev xwm ntawm kev saib xyuas tej thaj chaw deb los ntawm lub app. Atlas Copco kuj muaj nyob rau ntawm kev tso npe thiab tuaj yeem saib xyuas txhua lub tswb thiab teeb meem 24 teev hauv ib hnub, 7 hnub hauv ib lub lis piam. Xav txog seb koj lub tswb moos ua haujlwm li cas, thiab SMARTLINK ua haujlwm zoo ib yam - tsawg dua li ob peb las ib hnub. Kev cob qhia yog lwm qhov loj ntxiv. Cov zaub loj thiab tsim kev xav tau txhais tau tias koj tuaj yeem ua tus kws tshaj lij hauv ib teev.
Asquini: Ib lub tshuab hluav taws xob me me raug nqi txog $ 800 ib hlis ntawm kev xauj tsev tsib xyoos-rau-tus kheej. Los ntawm thawj lub hlis, ib lub brewery tau yooj yim txuag yuav luag ib feem peb ntawm nws cov CO2 noj. Tag nrho cov peev txheej yuav nyob ntawm seb koj puas xav tau lub tshuab cua compressor, lossis seb koj lub tshuab cua compressor puas muaj cov yam ntxwv thiab lub zog los tsim cov nitrogen tib lub sijhawm.
Majorano: Muaj ntau cov ntawv tshaj tawm hauv Is Taws Nem txog kev siv nitrogen, nws cov txiaj ntsig thiab cov txiaj ntsig ntawm kev tshem tawm oxygen. Piv txwv li, txij li CO2 hnyav dua nitrogen, koj tuaj yeem xav tshuab los ntawm hauv qab es tsis txhob sab saum toj. Dissolved oxygen [DO] yog cov pa oxygen nkag mus rau hauv cov kua thaum lub sij hawm brewing. Txhua lub npias muaj cov pa oxygen yaj, tab sis thaum twg thiab yuav ua li cas npias ua tiav thaum lub sij hawm fermentation, qhov no tuaj yeem cuam tshuam rau cov pa oxygen hauv npias. Xav txog nitrogen lossis carbon dioxide ua cov khoom xyaw.
Tham nrog cov neeg uas muaj teeb meem ib yam li koj, tshwj xeeb tshaj yog thaum nws los txog rau hom npias uas brewers brew. Tom qab tag nrho, yog tias nitrogen yog haum rau koj, muaj ntau ntau lwm tus neeg thiab technologies xaiv los ntawm. Txhawm rau nrhiav qhov tsim nyog rau koj, xyuas kom tseeb tias koj nkag siab tag nrho koj tus nqi ntawm cov tswv cuab [tag nrho cov nqi ntawm cov tswv] thiab sib piv cov nqi hluav taws xob thiab kev saib xyuas ntawm cov khoom siv. Feem ntau koj yuav pom tias qhov koj yuav ntawm tus nqi qis tshaj tsis ua haujlwm rau koj dhau nws lub neej.
Post lub sij hawm: Nov-29-2022