Hydrogen lobbyist quits, slams oil companies’ “false claims” about blue hydrogen Recent studies have questioned blue hydrogen’s low-carbon bona fides. https://arstechnica.com/tech-policy/2021/08/ex-lobbyist-slams-blue-hydrogen-says-it-would-lock-in-fossil-fuel-dependence/
On Mon, Aug 23, 2021 at 8:19 AM Bobby Keeland via EV <ev@lists.evdl.org> wrote: > I found it very interesting when one person who was being interviewed > talked about an advance of FCEVs over BEVs was when refueling at night when > the sun is not and “when the wind is not blowing.” I’ve lived in 10 > different states and visited all 50 states. It is clear that wind blows > both during the night and day. I guess that when an investigation/report is > sponsored by Toyota the info presented favors Toyota as much as possible. > The lady also failed to truly list the pollution caused by the predominate > source of hydrogen for the fuel cell. From what I have read many times over > the past few years the majority of hydrogen for fuel cells comes from > natural gas. That natural gas is probably extracted from the earth via > fracking which is most certainly not earth or people friendly. > > Bobby Keeland > > On Mon, Aug 23, 2021 at 8:08 AM Willie via EV <ev@lists.evdl.org> wrote: > > > > > On 8/23/21 6:09 AM, EVDL Administrator via EV wrote: > > > Mark, I'd still like to read YOUR responses to the questions posted > here, > > > especially to my own questions. > > Ditto. Though I have posted no specific questions. But the primary > > question seems to remain unanswered: "Why might a car buyer select a > > FCEV over a BEV?" > > > > > > > > > That said, thanks for posting that video clip. > > > > > > > > > But that's just technical griping. To get to the info, the presenter > > made a > > > point that I hadn't thought much about - increasing range on an FCEV is > > less > > > likely to add significant weight than it would on a BEV. > > > > > > She seems to think that that matters more for trucks than cars. I'd > say > > > that the opposite is true. When you consider battery weight as a > > percentage > > > of a truck's payload, more might not be that big a deal. > > Thanks for the interpretation of the video. I am generally not willing > > to expend expensive bandwidth to view videos. > > > > > > She points out that FCEVs fuel faster. She says 5 minutes for FCEVs; > > > elsewhere I've read 8 minutes. However, as superchargers hit 300kW, > the > > > difference is narrowing. > > > > An anecdote: I recently charged at one of the new 250kw SuperChargers > > and was impressed. Though I did not measure total charge time, I did > > notice that it started at about 240kw and by the time it had tapered to > > 200kw, I had added more than 100 miles of range. I needed more than > > that 100 miles so spent a total of approximately 20 minutes charging. > > In our area, 150kw chargers are far more common where 30 minute charge > > times are typical. 150kw chargers typically peak at 140-145kw and > > quickly taper. I do not see real significance in the difference. When > > on the road, I spend almost no time waiting for a charge. Getting > > coffee and taking head breaks uses most of the charge time. We've > > mentioned it MANY times but most, by far, charging takes NO time since > > it is done at night at homes. > > > > Tesla is behind in charging times since all Tesla batteries are ~400 > > volts and can not take advantage of 800 volt chargers. Though I have > > never actually seen a 800 volt charger. Quick charging is mostly a > > concern of those who do no yet have Teslas. > > > > In pondering what attraction a FCEV might have over a BEV, I hit upon an > > extremely minor one. BEVs do not shed mass as they are driven, while > > FCEVs do. So, FCEVs should see a very slight rise in efficiency as they > > expend their fuel while BEVs do not. I am NOT claiming that it should > > be a consideration when making buying decisions. But, since we are > > grasping for straws, it is SOMETHING. > > > > > > _______________________________________________ > > Address messages to ev@lists.evdl.org > > 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 > > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20210823/f346f736/attachment.html > > > _______________________________________________ > Address messages to ev@lists.evdl.org > 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 > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20210823/03364c0f/attachment.html> _______________________________________________ Address messages to ev@lists.evdl.org 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
