Tsev / Cov khoom / Marine urea / Paub meej
Urea Fertilizer kua

Urea Fertilizer kua

Urea Fertilizer Liquid, tseem hu ua AUS40, yog 40% urea-raws li tshuaj siv rau lub hom phiaj ntawm kev txo cov Nitrogen Oxides (NOx) emission los ntawm cov hlab ntsha.

Khoom Taw qhia
Vim li cas thiaj xaiv peb?

 

One-Stop Solution
Peb lub tuam txhab tau koom ua ke kev tshawb fawb thiab kev tsim kho, tsim khoom thiab muag khoom, cog lus los muab cov neeg siv khoom nrog cov kev pabcuam tag nrho, thiab nruab nrog cov kev pabcuam kev tshaj lij, los ntawm kev tsim khoom mus rau kev xa nkoj, kev pabcuam ib zaug.

 

Zoo Guaranteed
EB Energy International Limited yog lub tuam txhab muab kev pabcuam tshwj xeeb hauv Marine roj roj thiab cov ntaub ntawv Marine.

 

Khoom siv Advanced
Peb lub tuam txhab tau nruab nrog ntau yam khoom siv tshaj lij, uas suav nrog txhua yam los ntawm kev tsim khoom precision mus rau kev tswj kom zoo. Cov khoom siv high-end no tsis tsuas yog txhim kho peb cov kev tsim khoom thiab cov khoom lag luam zoo, tab sis kuj tseem ua rau peb ua tau ntau yam kev ua haujlwm thiab kev ua haujlwm zoo.

 

Pab neeg tshaj lij
Peb cov peev txheej hauv cov cuab yeej siv, ua ke nrog kev txawj ntse ntawm peb pab neeg, ua kom peb muaj peev xwm ua tau raws li qhov kev cia siab thiab kev xav tau ntawm peb cov neeg siv khoom hauv kev lag luam niaj hnub, kev sib tw.

 

Urea Fertilizer Liquid yog dab tsi?

 

Urea Fertilizer Liquid, tseem hu ua AUS40, yog 40% urea-raws li tshuaj siv rau lub hom phiaj ntawm kev txo cov Nitrogen Oxides (NOx) emission los ntawm cov hlab ntsha. Urea cov kev daws teeb meem yog siv hauv kev lag luam hauv kev xaiv catalytic txo (SCR) thev naus laus zis los txo cov pa tawm ntawm nitrogen oxides, yog li pab txo cov pa phem thiab tiv thaiv ib puag ncig. Nws yooj yim cia thiab thauj cov yam ntxwv ua rau nws yog ib qho tseem ceeb tshuaj nyob rau hauv ntau yam lag luam.

 

1000L AdBlue IBC

1000L AdBlue IB

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline:86-0532-82831800.

SCR Urea Solution

SCR Urea Solution

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

AdBlue SCR Diesel Exhaust Fluid

AdBlue SCR Diesel Exhaust Fluid

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

Adblue Liquid Exhaust Fluid

Adblue kua dej ntws tawm

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

DEF Urea Liquid

DEF Urea kua dej

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

Diesel Engine Urea Liquid

Diesel Cav Urea Liquid

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

Vehicles Urea Liquid

Tsheb Urea Liquid

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

AdBlue Urea Solution

AdBlue Urea Solution

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

Urea Filler For Vehicles

Urea Filler rau Tsheb

High quality urea tov.
Ua raws li ISO 18611-2014/GB 15097-2016 tus qauv.
Safe, non-toxic, non-combustible, pollution-free, nyab xeeb siv thiab thauj.
Scope ntawm daim ntawv thov: Haum rau txhua hom nkoj nruab nrog SCR system uas ua tau raws li IMO Tier lllGB1507-2016 emission qauv.
Cia tej yam kev mob: ventilated thiab txias kom tsis txhob tshav ntuj ncaj qha.
24-teev xaj hotline: 86-0532-82831800.

 

Cov txiaj ntsig ntawm Urea Fertilizer Kua
 

Txo cov nuj nqis ua haujlwm txog li 60%:Peb lub kaw lus muab kev txo qis hauv cov nqi ua haujlwm, ua rau nws muaj kev xaiv nyiaj txiag zoo rau kev ua haujlwm hauv hiav txwv.

 

Txiav rau qhov hnyav thiab qhov yuav tsum tau ua los ntawm 50%:Qhov kev txo qis no tso cai rau lub peev xwm thauj khoom ntxiv lossis txo lub nkoj hnyav, ua kom zoo rau kev ua haujlwm zoo.

 

Slash Emissions los ntawm 110%:Thaum muab piv rau cov kev cai ntawm urea tov khoom hauv cov chaw nres nkoj, peb cov kev daws teeb meem qis qis qis, ua rau muaj kev ruaj ntseg ib puag ncig.

 

Txhim khu kev xaiv khoom siv thoob ntiaj teb:Lub peev xwm los sib xyaw urea onboard txhim kho kev ruaj ntseg, kom ntseeg tau tias cov hlab ntsha tuaj yeem ua raws li cov qauv emissions yam tsis muaj kev cuam tshuam cov saw hlau.

 

Chaw Nyob Txee Lub Neej thiab Kev Txaus Siab Zoo:Los ntawm kev sib xyaw cov urea qhuav onboard, peb lub cev hla cov teeb meem zoo cuam tshuam nrog AUS40 lub txee lub neej, ua kom muaj kev ntseeg siab dua thiab muaj txiaj ntsig zoo tswj kev daws teeb meem.

 

Lub neej txee ntawm Marine Urea Fertilizer Liquid yog dab tsi?

Lub neej txee ntawm 40% Marine Urea tov yog nyob ib ncig ntawm 18 lub hlis thaum khaws cia ntawm 0 txog 25 degree (los yog hauv Fahrenheit, 32 txog 77 degree F). Hauv qab no yog qhov kwv yees lub neej txee ntawm Marine Urea Solution raws li qhov nruab nrab cia kub.

Qhov nruab nrab cia kub (degree)

Qhov nruab nrab cia kub (degree F)

Lub neej txee (tsawg kawg)

0-25

32 – 77

18 hli

Tsawg dua 30

Tsawg dua 86

12 hli

Tsawg dua 35

Tsawg dua 95

6 hli

Ntau tshaj 35

Ntau tshaj 95

Qhov zoo tshaj plaws los xyuas txhua batch ua ntej siv. Marine Urea Solution tsis ruaj khov ntawm qhov kub siab.

 

Marine Urea Fertilizer Liquid thiab Nws Daim Ntawv Thov hauv Marine Diesel Cav

Feem ntau, txhawm rau txo tus nqi ntawm NOx emissions tawm los ntawm lub tshuab hluav taws xob, txhua lub tshuab hluav taws xob siv hluav taws xob tau nruab nrog SCR (Selective Catalytic Reduction) thiab ib lub pas dej cais uas muaj DEF (diesel tso kua dej).

 

AUS yog aqueous, tsis muaj tshuaj lom, tsis muaj xim, tsis muaj ntxhiab, thiab tsis-flammable kua muaj li ntawm 32.5% ua tib zoo sib xyaw tov ntawm high-purity hluavtaws urea thiab deionized dej, uas nyob rau hauv cov ntaub ntawv ntawm marine DEF, tus nqi ntawm urea fertilizer kua yog nce mus rau 40% (DEF 40).

 

Thaum cov pa paug tawm mus los ntawm lub cav los ntawm cov raj xa dej, cov tshuaj urea yog txau rau hauv cov kwj ntawm cov pa roj, ces xa mus rau SCR system, uas hloov mus rau lwm yam tsis muaj tshuaj lom; nitrogen thiab dej. Hauv cov txheej txheem no, purity tseem ceeb.

 

Nrog rau ib qho ntawm cov khoom tsis huv hauv cov khoom tsim, cov khoom tsim tawm hauv SCR tuaj yeem ua rau muaj kev puas tsuaj rau cov khoom siv hluav taws xob txo qis. Yog li, xaiv ib lub hom phiaj uas ntseeg siab tau pom zoo. Tsis tas li ntawd, qhov zoo thiab hom urea reagent txiav txim siab qhov ua tau zoo tshaj plaws rau SCR system.

 

Cov kev cai nruj tswj hwm los ntawm kev tswj hwm kev tso pa tawm hauv hiav txwv hais kom txhua txoj kev thauj mus los hauv hiav txwv kom txo qis cov pa phem ntawm marine diesel xyaw, nrog rau kev pab ua kom peb cov xwm txheej huv si, txo qis kev siv nyiaj tsis txaus vim kev coj ua phem thiab cov tshuab tshwj xeeb degrading dhau sijhawm.

 

 

 

Urea Fertilizer Liquid Do's and Don'ts

· Khaws cais los ntawm ammonium nitrate.


· Tsis txhob siv cov augers me me, ceev ceev kom txav cov urea.


· Tsis txhob tshaj qhov dav ntawm 50 ko taw thaum siv urea.


· Tsis txhob tso urea rau hauv kev sib cuag ncaj qha nrog cov noob pob kws.


· Khaws cov nqi nitrogen siv ua ke nrog cov nplej me me hauv kev xyaum ua 10 phaus ntawm cov av qhuav thiab 20 phaus thaum av noo.


· Siv urea rau cov qoob loo sod thaum huab cua kub qis dua 60 degrees Fahrenheit.


· Thaum tshaj tawm urea rau cov av uas muaj pH siab (siab tshaj 7.5), muab cov khoom sib xyaw rau hauv av kom sai li sai tau.

OEM Marine Urea

 

Urea Fertilizer Liquid Siv hauv Kev Ua Liaj Ua Teb

Kev daws teeb meem ntawm urea fertilizer kua yog dav siv los ua ib qhov chaw ntawm N rau cov nroj tsuag khoom noj khoom haus. NO₃- ib feem (25 feem pua ​​​​ntawm tag nrho N) yog tam sim ntawd muaj rau cov nroj tsuag. NH₄+ feem (25 feem pua ​​​​ntawm tag nrho N) kuj tuaj yeem sib xyaw ncaj qha los ntawm cov nroj tsuag feem ntau, tab sis yog oxidized sai heev los ntawm cov kab mob hauv av los ua NO₃- (nitrate). Cov av enzymes hydrolyze qhov seem urea (50 feem pua ​​​​ntawm tag nrho N) los ua NH₄ +, uas tom qab hloov mus rau NO₃- hauv feem ntau cov av.

Cov kev daws teeb meem ntawm urea fertilizer kua yog ntau yam tsis tshua muaj ntau yam raws li qhov chaw ntawm cov nroj tsuag khoom noj khoom haus. Nws cov khoom siv tshuaj, ua rau UAN sib haum nrog ntau lwm cov as-ham thiab cov tshuaj ua liaj ua teb, yog li nws nquag sib xyaw nrog cov kev daws teeb meem uas muaj phosphorus, potassium thiab lwm yam khoom noj tseem ceeb. Cov kua chiv tuaj yeem muab sib xyaw kom ua tau raws li qhov xav tau tshwj xeeb ntawm cov av lossis qoob loo.

Urea fertilizer liquidsolutions feem ntau yog txhaj rau hauv cov av hauv qab ntawm qhov chaw, txau rau hauv cov av saum npoo, dribbled li ib pab pawg rau saum npoo, ntxiv rau cov dej hauv dej, los yog txau rau cov nroj tsuag nplooj raws li cov khoom noj foliar. Txawm li cas los xij, UAN tuaj yeem ua rau cov ntoo puas yog tias nws tau txau ncaj qha rau qee cov nroj tsuag, yog li yuav tsum tau dilution nrog dej.

 

 

Cov Lus Qhia Kev Npaj - Urea Fertilizer Liquid

 

8 M Urea Solution - ntxiv 16 ml ntawm dej deionized los yog qhov tsis xaiv rau cov ntsiab lus ntawm lub raj mis. Qhov kawg ntim yuav tsum yog 25 ml.


Nco tseg:Cov tshuaj yuav pib txias rau qhov kov. Ua kom sov lub raj mis ntawm 20-25 degree rau ~ 30 feeb, thaum sib xyaw ua ntu zus kom ntseeg tau tias muaj kev sib cais tiav. Ib tug da dej 30 degree yuav pab nyob rau hauv lub dissolution ntawm cov hmoov urea. Tsis txhob cia qhov kub ntawm cov tshuaj nce siab tshaj 30 degree, vim cyanates yuav pib tsim uas yuav cuam tshuam rau cov proteins.

 

Urea Fertilizer Liquid Siv hauv Marine Emissions
 

Urea chiv kua tuaj yeem cuam tshuam los ntawm qhov kub thiab txias. ISO cov cai pom zoo tias urea yuav tsum tau muab khaws cia tawm ntawm tshav ntuj ncaj qha rau hauv qhov chaw zoo, txias, qhuav.

Qhov zoo tshaj plaws cia kub rau urea 40% yog nyob nruab nrab ntawm 5 degree F (5 degree) thiab 77 degree F (25 degree). Qhov laj thawj rau qhov kev pom zoo no yog vim tias cov tshuaj urea tuaj yeem poob nws cov potency yog tias khaws cia ntawm qhov kub siab rau lub sijhawm ntev. Cov tshuaj urea yog raug rau khov, thiab cov khoom potency tsis cuam tshuam los ntawm kev khov / thaw tau ntsib.

Thaum urea 40% raug cais raws li cov khoom tsis muaj kev phom sij, nws yog corrosive rau feem ntau cov hlau. Stainless hlau yog tib yam hlau siv hauv kev tsim cov twj tso kua mis. Urea 40% tsis yog flammable raws li cais los ntawm WHMIS/OSHA cov qauv. Thaum muaj hluav taws kub, cov ntim khoom yuav raug tua nrog dej.

 

Kev khaws cia ntawm Urea Fertilizer Liquid

 

Dome Technology muab kev pom zoo cia thiab cov khoom siv-kua tshuab rau urea chiv kua nrog cov nqi ntau dua li cov tsoos silo thiab cov kev xaiv tiaj tus. PVC airform npog lub dome tiv thaiv kom tsis txhob ya raws thiab sab hauv condensation, txo qhov yuav tsum tau ntim.

Kev tiv thaiv zoo noo noo:Kev cai PVC airform npog tag nrho lub dome tiv thaiv kom tsis txhob ya raws. Lub dome's insulated xwm tiv thaiv cua sov thiab cua txias ntawm phab ntsa thiab cua sab hauv, tshem tawm condensation ntawm phab ntsa thiab tiv thaiv kev ncaj ncees ntawm cov khoom.

 

Kev tiv thaiv tawg:Domes uas khaws urea tuaj yeem tsim nrog cov tawg tawg hauv lub apex uas kaw cov dej noo tab sis kuj tsim los tso tawm hauv qhov xwm txheej deflagration. Lub zog los ntawm qhov muaj peev xwm deflagration tshwm sim yog coj mus deb ntawm cov neeg ua haujlwm thiab cov khoom siv. Tsis tas li ntawd, lub dome tsis muaj lub ru tsev kab teeb los yog trusses uas khaws cov plua plav piv rau cov chaw cia khoom thiab cov silos, tshem tawm cov kev txhawj xeeb ntawm cov plua plav uas tuaj yeem ua rau muaj hluav taws kub lossis deflagration tshwm sim.

 

Txo cov ntim:Lub dome ob chav curvature txo condensation thiab tshem tawm cov dej noo uas exacerbates qhov teeb meem no.

 

Peb lub Hoobkas

EB Energy International Limited yog lub tuam txhab muab kev pabcuam tshwj xeeb hauv Marine roj roj thiab cov ntaub ntawv Marine. Txhawm rau ua raws li MARPOL cov cai, lub tuam txhab pib tsim thiab muag Marine urea cov kev daws teeb meem los ntawm 2021. Tom qab ntau tshaj li ib xyoos ntawm kev tsim khoom lag luam, peb tau sau ntau lub nkoj xa khoom thiab ua tiav kev koom tes nrog cov tswv nkoj xws li WANHAI thiab EVERGREEN. nrog rau cov tuam txhab tswj xyuas nkoj xws li BSM.

 

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Peb Cov Khoom Siv
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Peb Daim Ntawv Pov Thawj
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Qhov kawg FAQ Qhia rau Urea Fertilizer kua

Q: Dab tsi yog tus qauv zoo ntawm urea chiv kua?

A: Marine urea rau kev lag luam marine yog tsim los rau cov qauv zoo uas tau teev tseg los ntawm ISO 18611-1: 2014 thiab yuav pab kom lub neej ntev ntawm cov catalyst nyob rau hauv kev xaiv catalytic txo (SCR) system. SCR yog tib txoj kev txo qis NOx uas tau pom zoo los ntawm International Maritime Organization (IMO) thiab tuaj yeem tshem tawm cov pa phem mus txog 99%.

Q: Puas yog siv cov urea chiv zoo rau cov nkoj loj?

A: Kev siv cov kua urea chiv zoo yog qhov teeb meem loj. Lub catalyst nyob rau hauv ib tug marine SCR system yog enormously kim. Piv txwv li, cov urea uas tsis zoo marine yog siv rau SCR system. Nyob rau hauv tas li ntawd, cov impurities yuav thaiv lub SCR catalyst, thiab nws yuav ua tsis tau zoo, tsis muaj txiaj ntsig, thiab ua rau muaj teeb meem rau lwm qhov system. Yog li, nws yog ib qho tsim nyog yuav tau xaiv cov khoom zoo marine urea.

Q: Vim li cas marine diesel xyaw xav tau urea chiv kua?

A: Diesel Exhaust Fluid 40 yog siv nyob rau hauv high-combustion diesel xyaw xws li dej-raws li crafts. Yog tias koj xav ua raws li tsoomfwv thiab lub xeev cov cai tswjfwm ib puag ncig, urea tov 40 yog qhov tsim nyog rau koj cov hlab ntsha.

Q: Dab tsi yog qhov muaj pes tsawg leeg ntawm urea fertilizer kua kua?

A: Urea muaj plaub yam uas yog carbon, nitrogen, oxygen, thiab hydrogen. Nws muaj molar loj ntawm 60.06 g / mole thiab muaj ob pawg amide thiab ib pawg carbonyl. Cov qauv thiab tshuaj formula ntawm urea yog tham hauv cov ntsiab lus hauv qab no.

Q: Dab tsi yog qhov muaj pes tsawg leeg ntawm urea fertilizer kua?

A: Urea hais txog cov organic compound uas tseem hu ua carbamide. Tsis tas li ntawd, urea formula yog CO (NH2) 2. Qhov no yog ib qho amide uas muaj ob pawg -NH2 uas tau koom nrog pawg ua haujlwm ntawm carbonyl (C=O).

Q: Dab tsi yog urea fertilizer kua muaj cov ntsiab lus siab tshaj plaws ntawm?

A: Ntau tshaj 90% ntawm lub ntiaj teb kev lag luam kev tsim khoom ntawm urea yog destined rau siv raws li nitrogen-tso chiv. Urea muaj cov ntsiab lus nitrogen siab tshaj plaws ntawm tag nrho cov khoom siv nitrogenous chiv hauv kev siv. Yog li ntawd, nws muaj tus nqi thauj mus los tsawg rau ib chav tsev ntawm cov khoom noj nitrogen. Qhov feem ntau impurity ntawm hluavtaws urea yog biuret, uas impairs cog kev loj hlob. Urea tawg hauv av kom muab ammonium ions (NH+4). Lub ammonium yog coj los ntawm cov nroj tsuag los ntawm nws cov hauv paus hniav.

Q: Puas tuaj yeem siv urea chiv kua ua tau raws li kev tiv thaiv ib puag ncig?

A: Kev siv cov urea chiv kua kuj tuaj yeem txhim kho kev sib xyaw ua haujlwm ntawm lub cav thiab txo cov roj noj. Los ntawm cov nyhuv additive nyob rau hauv lub tswv yim SCR, marine urea kua plays lub luag hauj lwm tseem ceeb nyob rau hauv lub tso pa purification ntawm diesel xyaw, uas yuav ua tau zoo txhim kho lub stability ntawm lub nkoj thiab txo lub nkoj tsis ua hauj lwm. Cov yam ntxwv no tsis tsuas yog pab txhim kho kev ua haujlwm thiab kev ua haujlwm ntawm cov nkoj, tab sis kuj ua tau raws li kev tiv thaiv ib puag ncig thiab txhawb kev txhim kho kev lag luam shipbuilding.

Q: Puas yog urea chiv kua siv nyob rau hauv marine cav?

A: Nrog rau kev thauj mus los ntawm diesel cav ua rau muaj kev cuam tshuam rau ib puag ncig, kev xaiv catalytic txo qis (SCR) rau NOx Emissions Control Systems tau dhau los ua qhov tseem ceeb rau kev txhim kho huab cua zoo. Marine urea yog Nitrogen Oxide txo tus neeg sawv cev uas tau tsim tshwj xeeb rau kev siv nrog SCR systems hauv marine nkoj.

Q: Puas yuav urea chiv ua kua khov yog tias lub nkoj ib txwm caij nkoj hauv qhov txias txias?

A: Qhov chaw khov ntawm urea chiv kua yog nyob ib ncig ntawm {{0}} degrees Celsius ( degree ). Qhov no tsuas yog ua teeb meem thaum lub nkoj ib txwm caij nkoj hauv thaj chaw uas muaj qhov kub thiab txias. Tsis txhob txhawj, cov neeg tsim nkoj nkoj tau xav txog qhov no. Marine Urea cia tank feem ntau yog muab tso ze rau ntawm chav tsev kub kub. Tsis tas li ntawd, lub tank tuaj yeem muab tso rau ze ntawm lub nkoj. Dej hiav txwv tsis tshua muaj qis dua 0 degrees Celsius (degree), yog li cov kua chiv urea tsis zoo li khov. Rau cov neeg tsim khoom hauv nkoj, nco ntsoov lub txee lub neej thiab qhov kub thiab txias rau urea chiv kua.

Q: Yuav ua li cas urea chiv kua txo koj lub cav marine NOx emissions?

A: Raws li cov kua urea chiv tau txau rau hauv cov pa roj thiab cov pa, cov pa kub ua rau cov tshuaj rau ntau yam. Cov ammonia, cov khoom tseem ceeb hauv Marie Urea Solution, tau ua rau cov tshuaj tiv thaiv NOx los tsim cov nitrogen tsis zoo thiab dej molecules hloov.

Q: Dab tsi yog lwm txoj hauv kev rau urea chiv kua (AUS40)?

A: Ammonia tov yog lwm txoj kev. Txawm li cas los xij, nws yog corrosive heev thiab txaus ntshai heev los daws. Hauv ntau lub tebchaws, cov ntawv tso cai tshwj xeeb thiab cov ntawv tso cai yuav tsum tau thauj, muab thiab tuav cov ammonia. Qhov no yog vim li cas urea chiv kua (AUS40) tau dhau los ua qhov kev xaiv zoo dua thiab muaj kev nyab xeeb dua los tswj NOx emission..

Q: Vim li cas qhov zoo urea fertilizer kua (AUS40) tseem ceeb?

A: Nyob rau hauv marine Selective Catalytic Reduction (SCR), ib qho ntawm cov khoom kim heev yog cov catalyst. Thaum tsis zoo urea fertilizer kua yog nkag mus rau hauv SCR System, cov impurities uas muaj nyob rau hauv cov tshuaj yuav txhaws cov SCR catalyst thiab ua rau nws cov hauj lwm zoo thiab nws thiaj li (thiab sai) kom tiav tsis muaj txiaj ntsig.

Q: Lub txee lub neej ntawm urea fertilizer kua yog dab tsi?

A: Lub txee lub neej ntawm 40% urea chiv kua yog nyob ib ncig ntawm 18 lub hlis thaum khaws cia ntawm 0 txog 25 degree (los yog hauv Fahrenheit, 32 txog 77 degree F). Hauv qab no yog kwv yees lub neej txee ntawm urea chiv kua raws li qhov nruab nrab cia kub.

Q: Vim li cas nws thiaj li tseem ceeb rau kev siv cov kua chiv urea los tswj NOx emissions?

A: Nws yog ib qho tseem ceeb kom txo tau Nitrogen Oxides (NOx) emissions los ntawm lub nkoj hiav txwv cov pa tawm raws li cov roj tau paub ua rau mob ntsws cancer.

Q: Vim li cas urea chiv kua (AUS40) tsw zoo li cov zis?

A: Ib qho me me ntawm cov tshuaj urea tau decomposed rau hauv carbon dioxide thiab ammonia. Cov ammonia nyob rau hauv urea fertilizer kua ua rau nws cov zis tsis hnov ​​tsw.

Q: Qee cov urea chiv kua tsw tsw phem dua li lwm tus, puas yog vim muaj ntau dua?

A: Qhov no yog ib qho kev xav tsis zoo heev. Qhov tsis hnov ​​​​tsw yog twv yuav raug hu tsis yog qhov qhia txog urea concentration. Txhua tus neeg hnov ​​​​tsw tsw yog subjective thiab heev tsis raug. Qhov no yog vim li cas nws yog ib txwm zoo dua los tso siab rau txoj kev tshawb fawb los txiav txim siab txog cov tshuaj urea concentration.

Q: Lub hom phiaj ntawm urea fertilizer kua yog dab tsi?

A: Kev siv cov urea chiv kua feem ntau suav nrog kev siv los ua ib qho khoom siv tsim nyog hauv SCR lub tswv yim rau marine nitrogen oxide reductant AUS40 kom txo tau roj noj thiab txhim kho lub cav combustion efficiency. Daim ntawv thov ntawm marine urea yog npaj los txo cov nitrogen oxide emissions nyob rau hauv lub nkoj tso pa roj, yog li txo cov pa phem rau ib puag ncig.

Q: Yuav ua li cas khaws thiab lis urea chiv kua?

A: Lub Chaw Saib Xyuas Kev Tiv Thaiv Ib Cheeb Tsam (EPA) tau teeb tsa cov txheej txheem nruj rau kev thauj cov roj thiab cov khoom siv roj ntxiv nyob ze dej. Qhov no siv rau ob qho tib si marine DEF thiab marine urea, uas yuav tsum tau ua tib zoo tuav los tiv thaiv ib puag ncig thiab ua kom cov khoom muaj txiaj ntsig zoo. Qhov chaw khaws cia qhov kub yuav tsum tau khaws cia nyob rau hauv ib qho tshwj xeeb rau kev ua haujlwm zoo. Qhov chaw yuav tsum huv si, qhuav, thiab tsis muaj kab mob xws li plua plav, av, thiab noo noo. Qhov no pab tiv thaiv cov khoom degradation thiab ua kom cov haujlwm zoo ntawm SCR system.

Q: Yuav ua li cas urea chiv yuav tsum khaws cia rau hauv lub nkoj?

A: Urea yuav tsum muab cia rau hauv lub tank hauv lub nkoj. Lub tank yuav ua los ntawm cov ntaub ntawv raws li kev cai lossis txheej txheem raws li ISO 18611.

Q: Cov kev daws teeb meem dab tsi ua rau urea chiv ua kua rau cov dej hiav txwv?

A: Ua tiav NOx tswj kev daws teeb meem rau kev rov ua dua tshiab thiab tsim kho tshiab:
· Kev pab cuam engineering hauv kev ntsuam xyuas SCR cov kev daws teeb meem thev naus laus zis thaum lub sij hawm tsim nkoj / retrofit, raws li kev paub hauv hiav txwv dav dav.
· Muab cov khoom siv SCR (ua kom tiav nrog txhua qhov kev pabcuam tsim nyog).
· Muab urea chiv kua thaum lub sij hawm ua hauj lwm ntawm lub nkoj mus rau ib qho chaw nres nkoj thoob ntiaj teb.
· Muab cov khoom seem thaum lub nkoj ua haujlwm.

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