Well, there would be no shifting at all in the Tesla semi. IIRC, it has three "special" electric motors; one that runs all the time, and the other two are engaged as needed. According to published reports, all three motors provide 3X the torque of a diesel truck.
The wikipedia page is mostly correct: https://en.wikipedia.org/wiki/Tesla_Semi#:~:text=The%20truck%20is%20powered%20by,kW%E2%8B%85h%2Fkm). -- bp part15sbs{at}gmail{dot}com On Fri, Oct 11, 2024 at 2:40 PM Chuck <ch...@go-mtc.com> wrote: > Jake brakes shut down some of the valves to create more forceful engine > braking. Those are the noisy ones. There are also retarders that are > essentially hydraulic pumps pumping into a dummy load. Always good to have > brake options. > Sent from my iPhone > > On Oct 11, 2024, at 3:13 PM, Ken Hohhof <khoh...@kwom.com> wrote: > > > > Regenerative braking instead of engine braking would be a big > improvement. As would more torque for up hills or just getting up to > speed. And I imagine an electric semi would be a lot more pleasant to > drive when stopped in traffic or just inching along. > > > > I know a farmer just went through getting his CDL to drive the family > grain truck, still needs to pass the manual transmission test because the > test site didn’t have any but that’s what the farm owns. > > > > I wonder if you need a special CDL to drive an electric semi, or if it’s > the same as a diesel with an automatic. > > > > Someone just the other day was explaining to me that the loud engine > braking on a big diesel isn’t the same as on my 6 speed manual car. > Apparently there’s something called a “Jake Brake”. OK, I would have > guessed that was the name of a porn star. > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Mike Hammett > *Sent:* Friday, October 11, 2024 3:43 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] Art Deco Robovan > > > > Yeah, there are a lot of super truckers out there that think that if a > truck can't be used for cross-continent trips, it's junk. The Tesla semi > simply isn't meant for trips that need a sleeper. > > > > ----- > Mike Hammett > Intelligent Computing Solutions <http://www.ics-il.com/> > <https://www.facebook.com/ICSIL> > <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> > <https://www.linkedin.com/company/intelligent-computing-solutions> > <https://twitter.com/ICSIL> > Midwest Internet Exchange <http://www.midwest-ix.com/> > <https://www.facebook.com/mdwestix> > <https://www.linkedin.com/company/midwest-internet-exchange> > <https://twitter.com/mdwestix> > The Brothers WISP <http://www.thebrotherswisp.com/> > <https://www.facebook.com/thebrotherswisp> > > > <https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> > ------------------------------ > > *From: *"Ken Hohhof" <khoh...@kwom.com> > *To: *"AnimalFarm Microwave Users Group" <af@af.afmug.com> > *Sent: *Friday, October 11, 2024 2:07:21 PM > *Subject: *Re: [AFMUG] Art Deco Robovan > > I think the complaints I read back when it was first introduced focused on > two things – driver positioned in the center, and no sleeper cab. > > > > Supposedly with the driver in the center, it makes it difficult to pass > paperwork out the window at weigh stations and depots, or to access > touchscreen kiosks. Also can’t stick your head out the window to look > behind when backing up. > > > > No place to put a bed, and passenger seat is behind the driver not next to. > > > > Probably minor complaints that can be addressed by companies like Pepsi or > DHL that set their own procedures. > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Bill Prince > *Sent:* Friday, October 11, 2024 1:32 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] Art Deco Robovan > > > > I just read a review of the Tesla Semi the other day. It was mainly by > Pepsico execs and actual semi drivers. From the review, the drivers > absolutely love them. The huge torque makes mountain/hill climbing almost > effortless, and the lack of noise and stink is a major plus. Of the drivers > who were interviewed, they all said they never wanted to go back to diesel. > > Pepsico has something like 50 deployed with (some number of) million miles > driven, and they said they wanted to get 50 more. > > > -- > > bp > > part15sbs{at}gmail{dot}com > > > > > > On Fri, Oct 11, 2024 at 10:37 AM Ken Hohhof <khoh...@kwom.com> wrote: > > How is the Tesla Semi doing? Unlike the Robovan, it already exists, > doesn’t it? > > > > I remember a review early on that said the designers must have never > talked to an actual semi driver. But maybe the intent is to have them be > driverless. > > > > Robovan seems like a better idea to me than the stupid Cybertruck. As far > as the taxi, it seems to me Waymo has been walking the walk while Tesla > talks the talk. Millions of miles of experience on the road probably count > for more than glitzy demos and hype. But honestly the Chinese will > probably beat them all at the driverless taxi game. > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Bill Prince > *Sent:* Friday, October 11, 2024 12:14 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] Art Deco Robovan > > > > Who among us thinks that's a good idea? > > -- > > bp > > part15sbs{at}gmail{dot}com > > > > > > On Fri, Oct 11, 2024 at 10:08 AM Ken Hohhof <khoh...@kwom.com> wrote: > > Elon says it was inspired by NY Central Art Deco steam trains. > > > https://www.msn.com/en-us/autos/news/elon-musk-reveals-the-art-deco-design-inspiration-behind-tesla-s-robovan/ar-AA1s6QJy > > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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