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anionic1

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Someone explain PTO to me like I'm 2 please
almost every attachment for a tractor uses a PTO. Its a shaft that comes directly out of a gearbox and they attach all their accessories to it. tilling equipment, mowers, augers, etc. They are incredibly useful. Forget the 48V architecture. This is universal country architecture and there are 1000s of accessories already available.
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anionic1

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That’s because PTOs are obscure in the auto-world. They are primarily used by tractors where they belong. Make zero sense on a truck where few people will use that function.
Thats because vehicle typical transmissions are to low torque to be safe to use them. the CT motors could easily handle them.
 

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We are talking about optional accessories. The PTO would be an optional accessory to the 1%.
It’s an interesting solution because the cabling would likely be heavier than a fenestration, cover and gasket. For people that have no use for a PTO a mechanical PTO would be a cheaper option

An auxiliary motor as an option with the high amperage cabling in place as standard would limit extraneous engineering requirements for those that would want an auxiliary spinning shaft.
 


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This is untrue. And I'll cite that I've been running solar for camping and recharging for quite some time - the fact that the tonneau is already stiff metal would take care of that just fine.


A heat pump uses less total energy than a propane heater, for the same heat output. To the point that if you have the right heat pump and the right generator, it'd be better to burn the propane in the generator than directly in a furnace.


Maybe? If it's just a spinner and a clutch like on the Semi, it might not add as much weight as it's adding range. But it would add cost and complexity.

-Crissa

Please show me your tracked solar system.
How you deal with love voltage on roll up/expand, deal with abrasion and still manage to have a structure thats stout enough to be theft resistant like the vault is.

I guess I don’t know jack about solar. They say to be an expert you have to do something 10,000 times. Well in my case we’ve crested 6x that amount. Thats roof mount, sliding cover, patio covers, pivoting flex decks, car ports, sky tracking arrays, and center pivot utility scale arrays.
 
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Please show me your tracked solar system.
How you deal with love voltage on roll up/expand, deal with abrasion and still manage to have a structure thats stout enough to be theft resistant like the vault is.

I guess I don’t know jack about solar. They say to be an expert you have to do something 10,000 times. Well in my case we’ve crested 6x that amount. Thats roof mount, sliding cover, patio covers, pivoting flex decks, car ports, sky tracking arrays, and center pivot utility scale arrays.
Wouldn't solar roof be similar to vault usage
 

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front end attachment for winch or snowplow
 

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Wouldn't solar roof be similar to vault usage

the tesla solar roof has plenty of issues as is.
Its also not designed to move and the tiles themselves would never fit in the track and if they somehow did the “canister” area they would roll up into would have to be enormous.
 

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PTO would require drive-train integration, not something you can bolt on later.
I found one PTO device that does not require drive-train integration.




I remember my uncle had one of these when I was a kid. That was when I learned about differentials.
 


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I found one PTO device that does not require drive-train integration.




I remember my uncle had one of these when I was a kid. That was when I learned about differentials.
That’s not a PTO, that’s a WTO (Wheel Take Off).

Pretty cool. Maybe Tesla could have one of those where you pop your wheel off, put it in WTO mode, then it just spins the one half-axel.
 

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Didn't have time to read the entire thread, and some have already suggested similar (mountain bike mounting).

But with the loss of the bed floor t-tracks (if they were ever there), and only the L-track system high up on the sides, would be nice to have a flexible frame system that could mount to the L-Track and provide configurable tie down/mount points at different heights and also on the bottom of the bed.

Something like an erector set that could be removed and stored compact.

If not provided, I'll likely build something myself, based on OTS L-Track tracks.

Examples of quick remove stuff for the additional L-Track system:

1) motorcycle wheel chock
2) side to side tie downs the MC in the chock
3) similar for bicycles
4) ability to load and secure small things like propane tanks when refilling for the BBQ
5) various smaller tool box configs
 

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I get what you are saying here.

But I doubt Tesla will create propane anything. Honestly… I’d just prefer camping accessories like this be left to other. A nice place to tuck them or other things specific to the Cybertruck would be cool. But “Hot Plate” or propane stoves… lots of companies do that stuff. Just give me a way to stash them and a countertop of some sort.
Induction cooking with an insulated pot is the only way to cook for camping. No explosive atmospheres or open flames in or around the vehicle. Induction is also more than 3x as efficient than gas, and does require licenced installation, gas monitoring or associated costs. Let alone space for bottles, or distribution for refill bottles etc.

We do all our cooking off grid from solar. On average we use less than 1kWh per day, including coffee, tea water boiling, microwave, toaster, air fryer, Thermomix, oven and hotplate for a household of 4. So easy to compensate for with a few solar panels whilst camping.
 

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Expect really if we are trying to be efficient with resources every motor we can get rid is a major savings in resources. Why not use the CT motors to drive a mixer, or compressor or hydraulic pump or auger or saw or pump or mower, the list goes on and on and every piece of equipment become significantly lighter, cheaper and more efficient if you get rid of the motor and use a PTO.
You will find that mechanically the added weight of driveshafts, gearboxes and two sets of clutches (so you can operate the PTO whilst stationary) far exceeds the cost and complexity of adding a electric motor that can be mounted onto a implement without any of those mechanical connections. While can then also be individually speed controlled to match the work being done, without being coupled to vehicle sped through a drive motor PTO.

For example a ePTO output would just be a 3 phase plug from a CT built in VSD, which could also double as the power inverter with bidirectional charging. All for less than $100 in extra components. The implement motor can then be attached by cable in any orientation without the need for gearboxes or driveshafts, and can be sized to do a range of jobs. It's also feasible to run it off the 48V side, but ideally a 110/240V would perform better and have more available components that could be used off the shelf.

(Sorry Ogre - I only later saw you said similar things re PTO)
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