Kenyelletso ea Sehlahisoa
Methane ke motsoako oa lik'hemik'hale o nang le foromo ea lik'hemik'hale CH4 (athomo e le 'ngoe ea carbon le liathomo tse' nè tsa hydrogen). Ke sehlopha-14 hydride le alkane e bonolo ka ho fetisisa, 'me ke eona karolo ea mantlha ea khase ea tlhaho. Bongata ba methane e teng Lefatšeng bo e etsa mafura a khahlehang, leha ho e hapa le ho e boloka ho baka mathata ka lebaka la boemo ba eona ba khase tlas'a maemo a tloaelehileng a mocheso le khatello.
Methane ea tlhaho e fumanoa ka tlas'a lefatše le ka tlas'a metsi a leoatle. Ha e fihla holimo le sepakapakeng, e tsejoa e le methane ea atmospheric. Boemo ba methane ea lefat'se bo eketsehile ka hoo e ka bang 150% ho tloha ka 1750, 'me e etsa karolo ea 20% ea matla a mahlaseli a mahlaseli a tsoang ho likhase tsohle tse phelang nako e telele le tse tsoakiloeng lefatšeng ka bophara.
Lebitso la Senyesemane | Methane | Mokhoa oa limolek'hule | CH4 |
Boima ba molek'hule | 16.042 | Ponahalo | Ha e na mebala, e sa nkhe |
CAS NO. | 74-82-8 | Mocheso oa bohlokoa | -82.6 ℃ |
EINESC NO. | 200-812-7 | Khatello e mahlonoko | 4.59MPa |
Sebaka se qhibilihang | -182.5 ℃ | Flash point | -188 ℃ |
Ntho e belang | -161.5 ℃ | Tekano ea Mouoane | 0.55(moea=1) |
Botsitso | E tsitsitseng | Sehlopha sa DOT | 2.1 |
UN NO. | 1971 | Bolumo bo khethehileng: | 23.80CF/lb |
Dot Label | Khase e tukang | Monyetla oa Mollo | 5.0-15.4% ka Moea |
Sephutheloana se Tloaelehileng | GB /ISO 40L Silindara ea tšepe | Ho tlatsa khatello | 125bar = 6 CBM , 200bar = 9.75 CBM |
Tlhaloso
Tlhaloso | 99.9% | 99.99% | 99.999% |
Naetrojene | <250ppm | <35ppm | <4ppm |
Oksijene+Argon | <50ppm | <10ppm | <1ppm |
C2H6 | <600ppm | <25ppm | <2ppm |
Haedrojene | <50ppm | <10ppm | <0.5ppm |
Mongobo(H2O) | <50ppm | <15ppm | <2ppm |
Ho Paka le ho Romela
Sehlahisoa | Methane CH4 | ||
Boholo ba Sephutheloana | 40Ltr Cylinder | 50Ltr Cylinder | / |
Ho Tlatsa Net Weight/Cyl | 135Bar | 165Bar | |
QTY E kentsoe ka 20'Setshelo | 240 Cyls | Lik'hilograma tse 200 | |
Cylinder Tare Weight | 50Kgs | 55Kgs | |
Seqhubu | QF-30A/CGA350 |
Kopo
Joaloka Mafura
Methane e sebelisoa e le libeso bakeng sa lionto, matlo, licheso tsa metsi, lioelo, likoloi, li-turbine le lintho tse ling. E chesa ka oksijene ho etsa mollo.
Indastering ea Lik'hemik'hale
Methane e fetoloa khase ea tosynthesis, motsoako oa carbon monoxide le hydrogen, ka ho fetola mouoane.
Lisebelisoa
Methane e sebelisoa lits'ebetsong tsa lik'hemik'hale tsa indasteri 'me e ka tsamaisoa e le mokelikeli o nang le sehatsetsing (liquefied natural gas, kapa LNG). Le hoja metsi a tsoang ka sejaneng sa mokelikeli o nang le sehatsetsing a qala a le boima ho feta moea ka lebaka la ho eketseha ha sekhahla sa khase e batang, khase e mocheso o tikolohong e bobebe ho feta moea. Liphaephe tsa khase li aba likhase tse ngata tsa tlhaho, tseo methane e leng eona karolo ea sehlooho.
1.Mafura
Methane e sebelisoa e le libeso bakeng sa lionto, matlo, licheso tsa metsi, lioelo, likoloi, li-turbine le lintho tse ling. E chesa ka oksijene ho etsa mocheso.
2.Khase ea tlhaho
Methane e bohlokoa bakeng sa ho fehla motlakase ka ho o chesa e le mafura ka har'a turbine ea khase kapa jenereithara ea mouoane. Ha e bapisoa le mafura a mang a hydrocarbon, methane e hlahisa carbon dioxide e fokolang bakeng sa mocheso o mong le o mong o lokolloang. Hoo e ka bang 891 kJ/mol, mocheso oa mollo oa methane o tlase ho feta hydrocarbon efe kapa efe empa karolelano ea mocheso oa ho tuka (891 kJ/mol) ho boima ba molek'hule (16.0 g/mol, eo 12.0 g/mol e leng k'habone) e bontša hore methane, kaha ke hydrocarbon e bonolo ka ho fetisisa, e hlahisa mocheso o mongata ka boima ba 'mele (55.7 kJ/g) ho feta li-hydrocarbon tse ling tse rarahaneng. Litoropong tse ngata, methane e kenngoa ka liphaephe malapeng bakeng sa ho futhumatsa le ho pheha malapeng. Tabeng ena hangata e tsejoa e le khase ea tlhaho, e nkoang e na le matla a 39 megajoules per cubic meter, kapa 1,000 BTU ka maoto a tloaelehileng a cubic foot.
Methane ka mokhoa oa khase ea tlhaho e hatelitsoeng e sebelisoa e le mafura a koloi 'me ho boleloa hore e baballa tikoloho ho feta mafura a mang a khale a kang peterole/peterole le diesel.Research into adsorption ways of methane storage for use as the motor motor has been done .
3.Khase ea tlhaho e qhibilihisitsoeng
Liquefied natural gas (LNG) ke khase ea tlhaho (haholo-holo methane, CH4) e fetotsoeng ho ba mokelikeli bakeng sa boiketlo ba polokelo kapa ho tsamaisa.
Khase ea tlhaho e qhibilihisitsoeng e nka hoo e ka bang 1/600th bophahamo ba khase ea tlhaho sebakeng sa khase. Ha e na monko, ha e na 'mala, ha e chefo ebile ha e senya. Likotsi li kenyelletsa ho cha ka mor'a hore ho be le mouoane sebakeng sa khase, serame le asphyxia.
4.Liquid-methane rocket fuel
Methane ea metsi e hloekisitsoeng e sebelisoa e le mafura a rokete.Methane e tlalehoa hore e fana ka molemo ho feta parafine ea ho kenya carbon e nyenyane likarolong tse ka hare tsa li-rocket motors, ho fokotsa bothata ba ho sebelisa li-booster hape.
Methane e ngata likarolong tse ngata tsa Solar system 'me e ka kotuloa holim'a 'mele o mong oa tsamaiso ea letsatsi (haholo-holo, ho sebelisoa tlhahiso ea methane e tsoang ho thepa ea lehae e fumanoang Mars kapa Titan), e fana ka mafura bakeng sa leeto la ho khutla.
5.Chemical feedstock
Methane e fetoloa khase ea synthesis, motsoako oa carbon monoxide le hydrogen, ka ho fetola mouoane. Ts'ebetso ena ea endergonic (e hlokang matla) e sebelisa li-catalyst mme e hloka mocheso o phahameng, o ka bang 700-1100 ° C.
Mehato ea thuso ea pele
EyeContact:Ha ho hlokahale bakeng sa khase. Haeba ho belaelloa hore ho na le serame, hlatsoa mahlo ka metsi a pholileng ka metsotso e 15 'me u fumane tlhokomelo ea meriana hang-hang.
SkinContact:Ho ne ho se e hlokahalang forgas. Bakeng sa ho kopana le letlalo kapa ho belaelloang hore ke serame, tlosa liaparo tse silafetseng, 'me u hlatsoe libaka tse amehileng ka metsi a luke a futhumetseng. U SE KE U SEBELISA METSI A TŠEPANG. .
Ho hema:TLHOKOMELISO E POTLAKO EA MEDICAL E TLAMEHANG LINTHO TSOHLE TSA HO PHEHLELA HO PHETHAHALA HO FETISISA. BASEBETSI BA PHOLOSO BA TSHWANETSE HO HLOMELA KA SESEBETSI SE SE PHEFUMANANG. Mahlatsipa a hlokolosi a ho hema a lokela ho thusoa sebakeng se sa silafalang le ho hema moea o hloekileng. Haeba ho hema ho le thata, fana ka oksijene. Kalafo e lokela ho ba matšoao le ho tšehetsa.
Ho noa:Ha ho na tšebeliso e tloaelehileng.Fumana ngaka haeba matšoao a hlaha.
Ngaka ea Noteto:Phekola ka matšoao.
Methane ea kantle ho lefatše
Methane e fumanoe kapa ho lumeloa hore e teng lipolaneteng tsohle tsa solar system le boholo ba likhoeli tse kholoanyane. Ntle le ho khoneha, ntle le Mars, ho lumeloa hore e tsoa lits'ebetsong tsa abiotic.
Methane (CH4) ho Mars - mehloli e ka bang teng le ho teba.
Methane e 'nile ea etsoa tlhahiso ea hore e ka 'na ea e-ba mohloli oa rokete mosebetsing oa nakong e tlang oa Mars ka lebaka la karolo e 'ngoe ea monyetla oa ho e kopanya lefatšeng ka tšebeliso ea lisebelisoa tsa in situ.[58] Phetoho ea Sabatier methanation reaction e ka sebelisoa ka bethe e tsoakiloeng ea catalyst le phetoho ea khase ea metsi sebakeng se le seng ho hlahisa methane ho tsoa linthong tse tala tse fumanehang Mars, ho sebelisoa metsi a tsoang mobung oa Martian le carbon dioxide sepakapakeng sa Mars. .
Methane e ka hlahisoa ke mokhoa oo e seng oa baeloji o bitsoang ''serpentinization[a] e amang metsi, carbon dioxide, le mineral olivine, e tsejoang e le ntho e tloaelehileng Mars.
Nako ea poso: May-26-2021