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Topic: Major changes in our lives over the next decade ...

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Cincydawg

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medinabuckeye1

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Re: Major changes in our lives over the next decade ...
« Reply #295 on: March 19, 2021, 08:53:27 PM »
Depending on your commute, you may not need to plug it in every night.

But that's not much of a disadvantage. I wouldn't put dirty little kids those ages into an expensive EV anyway! :57:

Wireless charging isn't sufficiently strong enough yet to do it. It's also very lossy, so you'd end up wasting TONS of money in your electric bill on charging that your car didn't actually get to use.
Thank you for the answer. I thought maybe it was something like that.

Cincydawg

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Re: Major changes in our lives over the next decade ...
« Reply #296 on: March 20, 2021, 09:55:06 AM »
A typical family with two parents and 2.3 kids could easily make do with one EV and a minivan or SUV.  The dad drives the former to work, he can likely charge it there.  

The financial payout doesn't make sense, yet, but it's getting close.

Electricity here is about 6 cents per kWhr.  A Bolt battery is 66 kWhr capacity good for 258 miles (rated range).  That is about $4 for a complete recharge.  A Chevy Cruise getting 30 mpg would use almost 10 gallons of gas over that distance, call it $30.  If you consider oil changes and brake pads over say 100,000 miles ...

that would be 351 recharges total costing $1400 versus over $10,000 for the Cruise.  Add in 10 oil changes and one set of brake pads for the Cruise and it starts to look appealing, if I did the math right.

utee94

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Re: Major changes in our lives over the next decade ...
« Reply #297 on: March 20, 2021, 10:12:58 AM »
Just saw an ad, looks like Ford is finally making an F150 hybrid, which I've been asking about for a couple of years.

It's only 47 hp on top of the normal twin turbo ecoboost engine delivering only an advertised 4mph improvement, and they don't seem to be using any regen braking at all, so it's not a firm commitment to the cause, but maybe it's a step in the right direction.


Cincydawg

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Re: Major changes in our lives over the next decade ...
« Reply #298 on: March 20, 2021, 10:53:50 AM »
Hybrids for trucks strike me as very useful (regen braking included), especially if paired with a Diesel.  You need torque in a truck, often as not.

betarhoalphadelta

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Re: Major changes in our lives over the next decade ...
« Reply #299 on: March 20, 2021, 11:28:20 AM »
Thank you for the answer. I thought maybe it was something like that.
FYI I did a quick Google search on loss in wireless charging, and found this:

https://debugger.medium.com/wireless-charging-is-a-disaster-waiting-to-happen-48afdde70ed9

It's lossy but the amount is inconsequential if you're just charging a phone. At an EV level I think it would be massively pricey and a major unnecessary load on our power grid, all to avoid plugging in a cable.

Cincydawg

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Re: Major changes in our lives over the next decade ...
« Reply #300 on: March 20, 2021, 12:58:32 PM »
SpaceX is reportedly close to completing the assembly of a Super Heavy prototype, which will shoot Starship into orbit (msn.com)

Had we had this discussion ca. 1970, I'd guess much of it would be about space flight.  Today, not much, but stuff is happening.

I think robotic probes can do exploration, humans are only needed for colonization, in my view.  Mars and the Moon are obvious targets for the latter, but I think we're 20+ years off either.  The L5 points are interesting for colonization, but radiation remains a concern.

I could see using robots on  Mars to build a habitat, probably underground, for human occupation later.  We'd need energy, probably from a nuke, and shielding, probably from the Martian surface.  Then oxygen and water of course and food and waste reprocessing.

It would be neat to see the outline of a plan somewhere.  I have read that the Saturn V was over built for the Moon as von Braun considered it as something needed for Mars as well.  It burned 15 TONS of fuel PER SECOND in the first stage.


utee94

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Re: Major changes in our lives over the next decade ...
« Reply #301 on: March 20, 2021, 03:21:14 PM »
Hybrids for trucks strike me as very useful (regen braking included), especially if paired with a Diesel.  You need torque in a truck, often as not.
Yup that's why it has always seemed like a no-brainer to me.

Cincydawg

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Re: Major changes in our lives over the next decade ...
« Reply #302 on: March 20, 2021, 03:38:56 PM »
Would you personally buy a Diesel hybrid versus some gas truck if the mpg difference highway was say 33 mpg vs 24 mpg, and city was 27 mpg vs 18 mpg?

Presume the former had more torque but less hp.  This depends on where the price of fuel goes of course.

utee94

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Re: Major changes in our lives over the next decade ...
« Reply #303 on: March 21, 2021, 08:58:02 AM »
Would you personally buy a Diesel hybrid versus some gas truck if the mpg difference highway was say 33 mpg vs 24 mpg, and city was 27 mpg vs 18 mpg?

Presume the former had more torque but less hp.  This depends on where the price of fuel goes of course.
It depends on the price of fuel for sure, but yeah, I'd be into something like that.  For me torque is more important than hp, since I do a lot of towing.

I'd also like to see regen braking on something like that, and I'm not married to the idea of diesel.  Total Cost of Ownership can work against the diesel, and with the torque provided by the electrical motor, that could help make up for the difference between gas/diesel.

Honestly I prefer my twin turbo F150 gasser over my friend's turbo diesel GMC 2500 for almost all use cases.  I've towed the same load with both, and other than towing up very steep, long grades, my F150 feels better.  And it's much much MUCH better as a daily driver.

However, if I were doing a lot of towing through the mountains in, say, Colorado, then the diesel would be the obvious choice.


« Last Edit: March 21, 2021, 09:03:12 AM by utee94 »

utee94

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Re: Major changes in our lives over the next decade ...
« Reply #304 on: March 21, 2021, 09:49:18 AM »
I've  said it many times before, but I actually prefer towing with SUVs over pickups. It has to be 4wd of course.

But the way I travel and use my toys, with a family of four and a large dog, having the enclosed space in the back is more valuable than having an open truck bed.  And SUVs are superior tow vehicles for slick boat ramps as well.

If Ford or Chevy still made a 3/4 ton Suburban or Expedition then that's the vehicle I'd have, but they both stopped doing that at least a decade ago.

A turbo/hybrid motor with regen braking on a 3/4 ton 4x4 Suburban would actually be my ideal tow vehicle, but I doubt we'll ever see something like that.


Cincydawg

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Re: Major changes in our lives over the next decade ...
« Reply #305 on: March 21, 2021, 10:11:51 AM »
2021 Chevrolet Suburban Diesel First Test: The Most Efficient Full-Size SUV (motortrend.com)

But because the Suburban is already powered by punchy V-8 engines, the six-cylinder diesel doesn't tow as much as the 5.3-liter or 6.2-liter V-8s. The rear-drive Suburban Diesel can tow up to 8,000 pounds, where the four-wheel-drive model can pull 7,800 pounds. Payload capacity is rated at 1,625 and 1,538 pounds, respectively. In contrast, the standard V-8 can tow 8,300 and 8,100 pounds, respectively, and the 6.2-liter is rated at 8,200 and 7,900 pounds.

Rated at 26 mpg highway now, so it's half there.  Add hybrid and regen and you likely are near 30 mpg and a big improvement around town.

Diesel of course costs more.

utee94

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Re: Major changes in our lives over the next decade ...
« Reply #306 on: March 21, 2021, 10:14:33 AM »
Pretty cool!

But those are still 1/2 ton tow ratings and payload capacities.  Old 3/4 ton Suburbans could tow up to 12,000 lbs.

My F150 with max towing package is rated to 11,500 lbs.  My travel trailer is 6500 lbs dry and can weigh up to 9500 lbs wet and loaded.

Cincydawg

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Re: Major changes in our lives over the next decade ...
« Reply #307 on: March 21, 2021, 10:16:09 AM »
Then you need more oomph obviously.  They could make one of the large Diesels with hybrid also.  I don't know if a heavy hybrid could increase to ratings on the engine above because of battery weight.

 

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