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).

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