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[#2684038] 15.11.17 09:13 · odgovor na: (# 2684036)
Petroleum use and emissions are lower than for gasoline-powered internal combustion engine vehicles. The only product from an FCEV tailpipe is water vapor but even with the upstream process of producing hydrogen from natural gas as well as delivering and storing it for use in FCEVs, the total greenhouse gas emissions are cut in half
Neposredni odgovori na sporočilo št. 2684038
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[#2684050] 15.11.17 09:56 · odgovor na: (# 2684038)
Steam reforming of natural gas is approximately 65–75% efficient.
Je pa seveda potrebno vedeti tudi izkoristek gorivnih celic, ko vozimo avto, ki je trenutno ne precej višji od bencinarja - 45%.
Skupno je izkoristek na rangu bencinarja - 22% (tank-to-wheel). Ima pa potencial, da se zviša.
Ni pa v ta ozir vzeto, koliko energije se porabi, da se pridobi bencin.
In smo zopet v začaranem mešanju megle.
[#2684080] 15.11.17 12:01 · odgovor na: (# 2684038)
[BlazVo]In znano je tudi to, da se psihologi regrutirajo iz tiste sorte populacije, ki ji je naravoslovje španska vas! Pa še razumejo ne, kar je napisano.
Znano je, da so Nemci idioti, domačijski mencigerjanci pa najpametnejša rasa na svetu.
Petroleum use and emissions are lower than for gasoline-powered internal combustion engine vehicles. The only product from an FCEV tailpipe is water vapor but even with the upstream process of producing hydrogen from natural gas as well as delivering and storing it for use in FCEVs, the total greenhouse gas emissions are cut in half
Strani: 1