Drag increased with the cube of velocity. From: Mathew Howard Sent: Saturday, November 30, 2019 11:09 AM To: AnimalFarm Microwave Users Group Subject: Re: [AFMUG] Cybertruck
Yeah... driving 100+ MPH burns lots and lots of gas... On Sat, Nov 30, 2019 at 10:05 AM Robert Andrews <i...@avantwireless.com> wrote: High speed chases aren't at 70. We drove my denali when it was brand new out on the backside of 50 across Nevada with no speed limits. MPH at 70 was about 15. At 100... 8 MPG at 125 with the rev limiter kicking in it was 4 MPG... Actual data collected on the trip and we stopped at every darn gas station we could find... But we had a hell of a fun trip... On 11/30/2019 07:46 AM, Matt Hoppes wrote: > All of our vehicles show range. > > Never have I ever seen that kind of drop going from 35mph to 70 on the > highway or higher. > > On Nov 30, 2019, at 10:42 AM, Mathew Howard <mhoward...@gmail.com > <mailto:mhoward...@gmail.com>> wrote: > >> The same thing would happen if it had been a gas vehicle that said 50 >> miles of range left (most gas vehicles do have that feature these >> days...), if you go from driving a gas car at 50 MPH to 120 MPH, your >> MPG is going to drop too, and not a small amount. >> >> I probably wouldn't want to only have an electric car at this point, >> because there are absolutely situations where they simply aren't >> practical, and there are places that there's no practical way to get >> to in my Tesla (I'd either have to drive 50-100 miles out of the way >> to stop at a Supercharger, or find another way of charging, which >> would take hours)... or I might need to go somewhere 80 miles away at >> the end of the day, and don't have time to wait for a supercharger... >> in that case, I'll just drive my Jeep. >> >> That said, I haven't yet needed to go anywhere that was a problem in >> the Tesla, and the time I've spent at superchargers adds up to a lot >> less than the time I would've spent at gas pumps in the past six months. >> >> On Sat, Nov 30, 2019 at 9:06 AM Matt Hoppes >> <mattli...@rivervalleyinternet.net >> <mailto:mattli...@rivervalleyinternet.net>> wrote: >> >> That’s a fan boy answer. Yes it is the cars fault. The car said 50 >> miles of range. Which then dropped to 8 because electric motors >> aren’t efficient at high speeds. >> >> On Nov 30, 2019, at 9:47 AM, Darin Steffl <darin.ste...@mnwifi.com >> <mailto:darin.ste...@mnwifi.com>> wrote: >> >>> For that police chase article, the department actually updated >>> and said the car wasn't fully charged the night before from the >>> officer who used it last. He forgot to plug it in so the car >>> never started the shift with a full charge. Not the Teslas fault. >>> >>> https://electrek.co/2019/09/25/tesla-police-cruiser-runs-out-battery-chase-user-error/ >>> >>> On Sat, Nov 30, 2019, 8:43 AM Darin Steffl >>> <darin.ste...@mnwifi.com <mailto:darin.ste...@mnwifi.com>> wrote: >>> >>> Matt, >>> >>> You said gas is the same no matter what. That's totally >>> false. Mpg gets worse in every gad vehicle with cold temps >>> and higher loads as well. >>> >>> In the cold, I've always lost 4 to 8 mpg in my truck or Honda >>> accord in the winter. With the snowmobile trailer pulling >>> behind our chevy, we get about 10mpg compared to our 19mpg >>> without it. >>> >>> I'm not sure why you would say gas vehicles are immune to the >>> same things that affect battery range. >>> >>> Anyway, plugging in every night pretty much handles 99% of >>> most peoples daily miles. I can day our work vans definitely >>> don't drive more than the 300 to 500 mile range the truck >>> will have. My model 3 is 310 miles with normal weather and in >>> the winter, about 250 miles which always takes care of my >>> daily drive. Roadtrips have superchargers all over except in >>> north Dakota. It's on their to do list. >>> >>> On Sat, Nov 30, 2019, 8:22 AM Matt Hoppes >>> <mattli...@rivervalleyinternet.net >>> <mailto:mattli...@rivervalleyinternet.net>> wrote: >>> >>> Thanks for bringing that up, Chuck. >>> >>> This is exactly what scares me about electric vehicles >>> and an electric >>> truck: >>> https://www.nytimes.com/2019/10/03/us/tesla-police-car-chase.html >>> >>> “We think it started the pursuit with about 50 miles left >>> on the charge, >>> but when cars accelerate at speeds such as the situation, >>> going over 110 >>> miles per hour, the car charge starts to drain down >>> faster,” Ms. Bosques >>> said. >>> >>> The officer had "50 miles" left on the charge, but as >>> soon as he started >>> the chase the range dropped to 8 miles and he had to call >>> off the chase. >>> >>> Imagine having your truck say you have 100 miles to go, >>> and you start up >>> a steep mountain incline to get to a tower site and >>> suddenly get >>> stranded because it dropped to 10 miles of range from the >>> load of >>> pulling up the hill. >>> >>> Gas - I always know what I have and in general it's the >>> same no matter what. >>> Electric - Huge variations depending on temperature and >>> usage. >>> >>> On 11/30/19 8:56 AM, Chuck McCown wrote: >>> > Depends on distance. My car is always charged. So I >>> always have 200 miles on the tank. At the end of a full >>> day of driving yes it needs to be charged. Local police >>> departments are making Teslas work. Just takes a >>> different mindset. No maintenance and a truck good for a >>> half million miles with no fuel costs is pretty >>> attractive to me (I charge with solar). >>> >>> -- >>> AF mailing list >>> AF@af.afmug.com <mailto:AF@af.afmug.com> >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >>> -- >>> AF mailing list >>> AF@af.afmug.com <mailto:AF@af.afmug.com> >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> -- >> AF mailing list >> AF@af.afmug.com <mailto:AF@af.afmug.com> >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> -- >> AF mailing list >> AF@af.afmug.com <mailto: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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