Wrong. You think that fuel cell users go in to their dealer for an annual fuel cell change?
Not the case. We have two fuel cell cars here, and in about 11 “fuel cell years”, I had a fuel cell stack problem once, and it was from a defect. I’m curious - where did you get such totally wrong information? - Mark Sent from my Fuel Cell powered iPhone > On Aug 13, 2021, at 11:16 PM, Bill Dube via EV <[email protected]> wrote: > > The elephant in the room is that fuel cells very quickly "wear out" and need > to be replaced at great expense. They wear out more quickly than the > batteries they replace, which is ironic. > > _If_ you can figure out how to make H2 economically (and with less pollution > per mile than electricity) you still need to solve the problem of how to make > fuel cells last, and be more economic. As it is now, a vehicle fuel cell > lasts about a year before it becomes "poisoned" by the air that it must > inhale to combine with the H2 to make electricity. > > What is ironic is that carbon monoxide (CO) in the inhaled air is a serious > issue for fuel cell poisoning. Even in tiny amounts. > Even if they figure out how to make the membrane less damaged by CO, other > contaminants in the inhaled air, and in the H2 fuel, chemically link onto the > fuel cell membranes or coat them and the fuel cell degrades over time. This > is the nature of system that must be fueled by external gases. Contaminants > are inevitable. It is very expensive to replace or rebuild the fuel cell. > They are, in essence, a big catalytic converter with the same expensive and > exotic metals involved. > > A fuel cell is just a _very_ complicated battery that has an external > electrolyte source, after all. If you remove the fuel cell when it dies, and > replace it with a less complicated and less expensive battery, you will be > back to a nice BEV car. You can charge this from any electrical outlet at > home and not have to go to a fueling station. You can charge it from a solar > panel, or a wind mill. > > A big advantage of a BEV is that you can park it inside if you like. You > can't park a fuel cell vehicle in an ordinary garage or a parking garage. > High pressure H2 is a no go for such spaces. The H2 can possibly leak and > then it rises and hugs the ceiling in enclosed places. You garage door opener > can touch off a hydrogen explosion if this happens. Thus, no indoor parking > allowed with a fuel cell vehicle. > > Bill D. > > >> On 8/14/2021 2:24 AM, Mark Abramowitz wrote: >> You’ve completely ignored what I said - did you even read it? >> _______________________________________________ Address messages to [email protected] No other addresses in TO and CC fields UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub ARCHIVE: http://www.evdl.org/archive/ LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org
