Ndị na-ebu gas, nke a mere methane ji ewu ewu

Ọkụ gas i van na-aghọwanye ihe a na-ahụkarị: data ahịa maka methane dị arọ, ma gas na mmiri mmiri, 2018 ruo 2019 afọ na mmụba dị elu, n'adịghị ka nke ndị mgbasa ozi na-edekọ na ya dizel... Mana gịnị mere?

Ọbịbịa nke methane, ma gas na mmiri mmiri, na-enweta ọganihu na-abawanye ụba n'ihi na ọ na-anabata nke ọma karịsịa mkpa abụọ, n'otu aka ahụ, mbelata ụgwọ ọrụ na mmetụta gburugburu ebe obibi nke nnukwu njem.

Mbelata ọnụ ahịa otu kilomita na mmụọ ndụ ndụ

Na nke mbụ, n'otu ebe dị anya otu n'arọ mmiri mmiri ma ọ bụ methane gas na-efu ihe ruru 50 cents pekarịrị liter mmanụ dizel, ịdị mma n'oge a ka na-ejedebe site na ọnụ ahịa dị elu nke ụgbọ ala mmanụ ụgbọala. N'ezie, ha nwere ndepụta ọnụahịa dị elu karịa ụdị mmanụ dizel nwere otu ike, na ọbụna okpukpu abụọ n'ihe banyere ụdị na LPG ma ọ bụ LNG, n'ihi pụrụ iche tankị cryogenicachọrọ ka idowe methane mmiri mmiri na obere okpomọkụ na nrụgide.

Otú ọ dị, nkwụnye ego ahụ akwụghachiri kacha nnwere onwe nke, n'aka nke ya, nwere ike okpukpu abụọ ma e jiri ya tụnyere methane echekwara n'ụdị gas, na-eru 1.600 km.. Site n'echiche gburugburu ebe obibi, ihe akaebe niile na-akwado engines gas; A na-ebelata ikuku CO2 site na 15% (na psoson odominuire ọzọ ma ọ bụrụ na bio methane sitere na isi mmalite mmeghari ohuru) nitrogen oxides dara 60% na mgbe a na-ekpochapụ sọlfọ oxides na ezigbo uzuzu kpam kpam (99%).

Quadrature… okirikiri

Ọbụna n'ihe gbasara arụmọrụ, ntụnyere ahụ ka bụ eziokwu: n'ụzọ dị iche na mpaghara ụgbọ alaebe ntughari na methane na-enwebu ebumnuche akụ na ụba na-edozi site na azụmaahịa arụmọrụ, n'ezie obi umeala, na gwongworo ọbụna àgwà gas dị nnọọ elu asọmpi.

Ihe kpatara ya bụ ụdị engine eji: maka ụgbọ ala ndị njem, ntụgharị nke nkeji mmanụ ụgbọ ala ka ọ bụrụ nha mkpakọ ka mma n'okpuru nke na-eji obere ọrụ na mgbochi ịkụ aka (ya na ọnụọgụ octane dị elu karịa 30% tụnyere mmanụ ụgbọala) methane. Àgwà ndị na-eme ka ọ dịkwuo mma maka ojiji na ụdị engine a Diesel okirikirinke na-abaghị uru na ụgbọ ala (nke e nwere ezuru mmanụ dizel aku na uba), ma nke taa okụt zuru okè square nri na arọ. 

Ọganihu teknụzụ na-enyekwa ohere ntụkwasị obi, ugbu a hà dizel, na etiti oge ọrụ analogs nke agbakwunyere ọkwa mkpọtụ dị ala, uru maka ma onye ọkwọ ụgbọ ala na gburugburu ebe obibi, nke na-enye ohere iji ụdị methane mee ihe. ntọala obodo ọbụna n'abalị.

Onye ndu nke Iveco, Swedes na tow

Naanị maka taa ụfọdụ ndị na-ewu ụlọ kwadoro ihe kpatara mmalite nke methane mmiri mmiri na gwongworo: Iveco, Scania na Volvo Trucks, karịsịa, nwere ọtụtụ ụdị mmiri mmiri dị arọ ma ọ bụ methane gaseous na ndepụta ha. Iveco karịsịa na mmiri 2019 (yana site na mkpali eco nke ha nyere n'ihu 20.000 euro maka ịzụrụ arọ LNG) nọchiri anya ya85% ire ere. Ndị dike ndị ọzọ dị ka Mercedes, nke na-etinye ike ya na ọkụ eletrik, na-enwe afọ ojuju na nhọrọ ndị dị ka Econic NGT emebere iji nakọta ahịhịa.