Although more hydrogen fuel cell electric vehicles (FCEVs) are expected to hit the commercial market in 2015 and beyond, one challenge has been ensuring the meters in hydrogen dispensers are accurate enough for commerce. The temporary solution has been for vehicle manufacturers to roll the cost of the fuel into the vehicle lease so that the driver can fuel up without worrying about the accuracy of the transaction. The hydrogen supplier has typically charged the manufacturer a flat access fee each time the consumer got fuel, regardless of how much fuel was pumped, according to Dan Poppe, owner of Hydrogen Frontier, a gas supply company based in Burbank, Calif.
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