Yeah, they can and do... also when braking. On Sat, Nov 30, 2019, 10:22 AM Steve Jones <[email protected]> wrote:
> Out of curiosity, when going downhill or coasting, can these motors act as > an alternator and charge the batteries? > > On Sat, Nov 30, 2019, 10:18 AM Steve Jones <[email protected]> > wrote: > >> 4mpg would still be 16 miles, not 8 >> >> On Sat, Nov 30, 2019, 10:01 AM Robert Andrews <[email protected]> >> wrote: >> >>> I so beg to differ!!! You take a _very_ high performance Police engine >>> and put in the 4 gallons of gas to get a normal 50 mile range and then >>> go start driving it at max performance and it will go to 4 MPG so fast >>> your head will spin. I drive a power wagon to get to mountain tops and >>> it regularly goes from 100 miles range to 30 miles when I go offroad. >>> The FIRST think I do when I need to do a serious day is make sure it is >>> FULL. It would be actually easier if I was able to leave it on the >>> charger every night and know that I started out _every_ day with 500 >>> miles on the estimated range. Knowing that if I went to an offroad >>> site I would actually only get 200 miles with heavy load ( and would >>> actually be adding to the range going back downhill. You _aren't_ >>> going to get stuck at the TOP of a hill with an EV.. >>> >>> On 11/30/2019 07:34 AM, Steve Jones wrote: >>> > There is no instance where simple increase in speed will take you from >>> > 50 miles range to 8 in a gas vehicle. Even heavy braking and hard >>> > acceleration. Maybe an 8 mile burn out would consume 50 miles worth of >>> > fuel, but then that's not a simple increase in speed. >>> > >>> > On Sat, Nov 30, 2019, 9:22 AM Darin Steffl <[email protected] >>> > <mailto:[email protected]>> wrote: >>> > >>> > Matt, >>> > >>> > I don't believe you've ever actually given any attention to your >>> gas >>> > vehicle while driving it. Look at your mpg during normal driving >>> > with no load and temps about 65. Then check mpg when it's below 30, >>> > then again when you have a trailer attached, then again by >>> > pretending you're in a police chase and accelerating heavily. >>> > >>> > Your mpg will change at nearly equal percentage to electric >>> vehicles. >>> > >>> > Don't knock it until you try it. I've got 35,000 miles on my Tesla >>> > so far and made it through a Minnesota winter already and just >>> going >>> > into our second winter. I've learned a lot but at the end of the >>> > day, I've never ran out of juice and my car is no less efficient >>> > than a gas car in the same driving conditions. >>> > >>> > You've obviously never heard of all the police chases where their >>> > gas vehicles run out of gas during a chase either. It happens all >>> > the time actually, it just doesn't make the news because it's not a >>> > Tesla. I've talked with state troopers and our sheriff's department >>> > and they all have stories of cars running out of gas during >>> > highspeed chases because they're putting way more load on their >>> cars. >>> > >>> > So instead of being a hater just because you can, why don't you >>> > schedule a test drive of a Tesla or other EV's and you can learn >>> > something. I'll say it again, EV's today work for 99% of drivers in >>> > the US. In another 2 years with more charging infrastructure, >>> > they'll work for 100% of drivers all the time and there will be >>> zero >>> > chance of running out of juice. >>> > >>> > On Sat, Nov 30, 2019 at 9:06 AM Matt Hoppes >>> > <[email protected] >>> > <mailto:[email protected]>> 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 >>> > <[email protected] <mailto:[email protected]>> >>> 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 >>> >> <[email protected] <mailto:[email protected]>> >>> 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 >>> >> <[email protected] >>> >> <mailto:[email protected]>> 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 >>> >> [email protected] <mailto:[email protected]> >>> >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> >>> >> -- >>> >> AF mailing list >>> >> [email protected] <mailto:[email protected]> >>> >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> > -- >>> > AF mailing list >>> > [email protected] <mailto:[email protected]> >>> > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> > >>> > >>> > >>> > -- >>> > Darin Steffl >>> > Minnesota WiFi >>> > www.mnwifi.com <http://www.mnwifi.com/> >>> > 507-634-WiFi >>> > <http://www.facebook.com/minnesotawifi> Like us on Facebook >>> > <http://www.facebook.com/minnesotawifi> >>> > -- >>> > AF mailing list >>> > [email protected] <mailto:[email protected]> >>> > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> > >>> > >>> > >>> >>> -- >>> AF mailing list >>> [email protected] >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
-- AF mailing list [email protected] http://af.afmug.com/mailman/listinfo/af_af.afmug.com
