Methane bụ ngwakọta kemịkalụ nwere usoro kemịkalụ CH4 (otu atom nke carbon na atọm hydrogen anọ).

Okwu Mmalite ngwaahịa

Methane bụ ngwakọta kemịkalụ nwere usoro kemịkalụ CH4 (otu atom nke carbon na atọm hydrogen anọ). Ọ bụ otu-14 hydride na alkane kachasị mfe, ma bụrụ isi ihe mejupụtara gas. Ọnụnọ nke methane dị n'ụwa na-eme ka ọ bụrụ mmanụ ọkụ na-adọrọ adọrọ, ọ bụ ezie na ijide na ịchekwa ya na-akpata ihe ịma aka n'ihi ọnọdụ gas ya n'okpuru ọnọdụ nkịtị maka okpomọkụ na nrụgide.
A na-ahụ methane eke ma n'okpuru ala ma n'okpuru ala oké osimiri. Mgbe ọ rutere n'elu na ikuku, a maara ya dị ka methane ikuku. Ọnụnọ nke methane ikuku nke ụwa amụbaala ihe dị ka 150% kemgbe 1750, ma ọ bụ ihe ruru pasentị 20 nke mkpokọta ike ọkụ sitere na gas niile na-adị ogologo ndụ na nke agwakọta ụwa niile.

Aha bekee

Methane

Usoro ihe omimi

CH4

Ibu molekụla

16.042

Ọdịdị

Enweghị agba, enweghị isi

CAS NO.

74-82-8

Ọnọdụ okpomọkụ dị oke egwu

-82.6 ℃

EINESC NO.

200-812-7

Mmetụta dị egwu

4.59MPa

Ebe mgbaze

-182.5 ℃

Ebe mgbari

-188 ℃

Ebe esi nri

-161.5 ℃

Uzuoku Njupụta

0.55 (ikuku = 1)

Nkwụsi ike

Kwụsie ike

Klas DOT

2.1

UN NO.

1971

Oke akọwapụtara:

23.80CF/lb

Ntụpọ akara

Gas na-enwu ọkụ

Ọkụ nwere ike ime

5.0-15.4% na Ikuku

Ngwungwu ọkọlọtọ

GB / ISO 40L Steel cylinder

Na-ejuputa nrụgide

125bar = 6 CBM,

200bar = 9.75 CBM

Nkọwapụta

Nkọwapụta 99.9% 99.99%

99.999%

Nitrogen .250ppm .35ppm .4ppm
Oxygen + argon .50ppm .10ppm .1ppm
C2H6 .600ppm .25ppm .2ppm
Hydrogen .50ppm .10ppm .0.5ppm
Mmiri (H2O) .50ppm .15ppm .2ppm

Mbukota & Mbupu

Ngwaahịa Methane CH4
Nha ngwugwu 40 lita cylinder 50 lita cylinder

/

Na-ejuputa Net arọ/Cyl 135 Bar 165 Bar
Ebuuru QTY na 20'Akpa 240 Cyl 200 Cyl
Cylinder Tare Ibu 50kgs 55kgs
Valve QF-30A/CGA350

Ngwa

Dị ka mmanụ ụgbọala
A na-eji Methane eme mmanụ ọkụ maka oven, ụlọ, ihe ọkụ mmiri, ọkụ ọkụ, ụgbọ ala, turbines, na ihe ndị ọzọ. Ọ na-eji oxygen na-agba ọkụ iji mepụta ọkụ.

Na Chemical Industry
A na-agbanwe Methane ka ọ bụrụ gas, ngwakọta nke carbon monoxide na hydrogen, site na mgbanwe uzuoku.

Na-eji

A na-eji methane eme ihe na usoro kemịkalụ ụlọ ọrụ na enwere ike ibufe ya ka ọ bụrụ mmiri mmiri refrigerated (gas na-ekpo ọkụ, ma ọ bụ LNG). Ọ bụ ezie na ntapu sitere na akpa mmiri refrigerated dị na mbụ dị arọ karịa ikuku n'ihi ụbara njupụta nke ikuku oyi, gas dị na ọnọdụ okpomọkụ dị ọkụ karịa ikuku. Ọkpụkpọ gas na-ekesa nnukwu gas, nke methane bụ isi ihe mejupụtara ya.

1. Mmanụ
A na-eji Methane eme mmanụ ọkụ maka oven, ụlọ, ihe ọkụ mmiri, ọkụ ọkụ, ụgbọ ala, turbines, na ihe ndị ọzọ. Ọ na-ekpo ọkụ na oxygen iji mepụta okpomọkụ.

2.Natural gas
Methane dị mkpa maka ọgbọ ọkụ eletrik site n'ịkụ ya dị ka mmanụ ọkụ n'ime turbine gas ma ọ bụ onye na-emepụta ọkụ ọkụ. Tụnyere mmanụ ọkụ hydrocarbon ndị ọzọ, methane na-emepụta obere carbon dioxide maka nkeji ọkụ ọ bụla ewepụtara. N'ihe dị ka 891 kJ / mol, ọkụ ọkụ nke methane dị ala karịa hydrocarbon ọ bụla ọzọ mana oke ọkụ nke combustion (891 kJ / mol) na mkpokọta molecular (16.0 g / mol, nke 12.0 g / mol bụ carbon) na-egosi na methane, ịbụ hydrocarbon dị mfe, na-emepụta okpomọkụ karịa otu akụkụ (55.7 kJ/g) karịa hydrocarbons ndị ọzọ dị mgbagwoju anya. N'ọtụtụ obodo, a na-ebunye methane n'ime ụlọ maka ikpo ọkụ na isi nri. N'okwu a, a na-akpọkarị ya dị ka gas sitere n'okike, nke a na-ewere na ọ nwere ike nke 39 megajoules kwa cubic mita, ma ọ bụ 1,000 BTU kwa ukwu cubic ọkọlọtọ.

A na-eji Methane n'ụdị gas na-ekpo ọkụ na-ekpo ọkụ eme ihe dị ka mmanụ ụgbọala ma na-ekwu na ọ na-eme enyi na gburugburu ebe obibi karịa mmanụ ọkụ ndị ọzọ dị ka mmanụ ụgbọala / petrol na diesel. Achọpụtala n'ime ụzọ mgbasa ozi nke methane nchekwa maka iji dị ka mmanụ ụgbọala na-emepụta ihe. .

3. Liquefied eke gas
Mmiri mmiri (LNG) bụ ikuku sitere n'okike (karịsịa methane, CH4) nke gbanwere ka ọ bụrụ mmiri mmiri maka nchekwa ma ọ bụ njem dị mfe. A na-achọ ụgbọ mmiri LNG dị oke ọnụ iji bufee methane.

Mmiri ikuku na-ejupụta ihe dịka 1/600th olu gas sitere na steeti gas. Ọ bụ enweghị isi, enweghị agba, adịghị egbu egbu na anaghị emebi emebi. Ihe ize ndụ na-agụnye ire ọkụ mgbe vaporation batara n'ọnọdụ ikuku, oyi, na asphyxia.

4.Liquid-methane rocket mmanụ
A na-eji methane mmiri a nụchara anụcha mee ihe dị ka mmanụ ụgbọ ala.

Methane dị ukwuu n'ọtụtụ akụkụ nke usoro mbara igwe na enwere ike iwepụta ya n'elu akụkụ nke usoro mbara igwe ọzọ (karịsịa, site na iji methane mmepụta sitere na ihe ndị dị na mpaghara dị na Mars ma ọ bụ Titan), na-enye mmanụ ọkụ maka njem nlọghachi.

5.Chemical feedstock
A na-agbanwe Methane ka ọ bụrụ synthesis gas, ngwakọta nke carbon monoxide na hydrogen, site na mgbanwe uzuoku. Usoro a na-agwụ ike (chọrọ ike) na-eji ihe ndị na-emepụta ihe ma na-achọ okpomọkụ dị elu, gburugburu 700-1100 Celsius.

Usoro enyemaka mbụ

Kọntaktị anya:Ọnweghị nke achọrọ maka gas. Ọ bụrụ na a na-enyo enyo na oyi na-atụ, were mmiri dị jụụ saa anya maka nkeji iri na ise wee nweta nlekọta ahụike ozugbo.
Njikọ Skin:Ọnweghị ihe mkpuchi chọrọ. Maka kọntaktị dermal ma ọ bụ nke a na-enyo enyo na ọ bụ ntu oyi, wepụ uwe ndị emerụrụ emerụ ma were mmiri ọkụ were luk sụọ ebe ndị ọ metụtara. ejighị mmiri ọkụ. Onye dibia bekee kwesịrị ịhụ onye ọrịa ngwa ngwa ma ọ bụrụ na kọntaktị na ngwaahịa ahụ emeela ka ọnya nke elu akpụkpọ ahụ ma ọ bụ na anụ ahụ dị omimi na-ajụ oyi. .
iku ume:KWESỊRỊ NTỊ NA-AKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWU+ N'okwu N'ỤLỌỌLỤ NKE ỌLỌỌLỌỌLỌỊNỊNỊNỊNỊNỤNỊNỊNỊNỊNỊNỊNỤMỊNỊNỊNỊNỊ. E KWESỊRỊ KWESỊRỊ ONYE Nzọpụta na ngwa eku ume nwere onwe ya. Ekwesịrị ịnyere ndị nwere ume iku ume gaa n'ebe adịghị emerụ emerụ ma kunye ikuku dị ọhụrụ. Ọ bụrụ na iku ume siri ike, na-enye oxygen. Ndị na-amaghị ihe kwesịrị ịkwaga n'ebe a na-adịghị emerụ emerụ ma, dị ka ọ dị mkpa, nyeghachi ume ọhụrụ na oxygen mgbakwunye. Ọgwụgwọ kwesịrị ịbụ ihe mgbaàmà na nkwado.
Ntinye:Ọ dịghị onye n'okpuru ojiji nkịtị. Nweta nlekọta ahụike ma ọ bụrụ na mgbaàmà emee.
Dọkịta ndetu:Na-emeso ya nke ọma.

Methane ọzọ nke ụwa
Achọpụtala methane ma ọ bụ kwenye na ọ dị na mbara ala niile nke usoro mbara igwe na ọtụtụ n'ime ọnwa ndị buru ibu. Ewezuga Mars, a kwenyere na o sitere na usoro abiotic.
Methane (CH4) na Mars - isi mmalite na mmiri mmiri nwere ike.
Atụpụtala Methane ka ọ bụrụ ihe nwere ike ịgbasa rọketi na ọrụ Mars n'ọdịnihu n'ihi na enwere ike ịme ya na mbara ụwa site na iji akụrụngwa ebe.[58] Enwere ike iji mmegharị nke mmeghachi omume nke Sabatier methanation ya na akwa mgbakwụnye agwakọta yana ntụgharị mmiri gas n'ime otu reactor iji mepụta methane sitere na akụrụngwa dị na Mars, na-eji mmiri sitere na ala Mars na carbon dioxide na ikuku Martian. .

Enwere ike imepụta methane site na usoro na-abụghị nke ndu nke a na-akpọ ''serpentinization[a] nke metụtara mmiri, carbon dioxide, na mineral olivine, nke a maara na ọ na-emekarị na Mars.


Oge nzipu: Mee-26-2021