Author Topic: Tesla Cybertruck  (Read 14664 times)

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Offline .RC.

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Re: Tesla Cybertruck
« Reply #25 on: December 03, 2023, 12:27:48 am »

It starts crushing nicely... but then hits the rock-hard, rigid chasis and the occupants go ballistic, the vehicle even bounces back and hits them harder.


That is all OK, because the batteries will then catch fire cooking the occupants who can not escape anyway.
 

Offline DavidAlfa

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Re: Tesla Cybertruck
« Reply #26 on: December 03, 2023, 12:32:45 am »
 :-DD :-DD True, better to die quickly!
Old car engineers thought exactly this. "Poor guy, with wife, kids, awful job, let's give him a quick escape!"
« Last Edit: December 03, 2023, 12:38:02 am by DavidAlfa »
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Offline wraper

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Re: Tesla Cybertruck
« Reply #27 on: December 03, 2023, 12:38:26 am »

It starts crushing nicely... but then hits the rock-hard, rigid chasis and the occupants go ballistic, the vehicle even bounces back and hits them harder.


That is all OK, because the batteries will then catch fire cooking the occupants who can not escape anyway.
Except EV catch fire way slower so chances of escaping are higher and it happens 10+ times rarer (per same number of units) than with ICE vehicles. You don't see ICE vehicles on fire in the news because it happens so often that it's too mundane. Also Cybertruck has manual door release, the same as other Tesla cars.
« Last Edit: December 03, 2023, 12:40:33 am by wraper »
 
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Offline DavidAlfa

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Re: Tesla Cybertruck
« Reply #28 on: December 03, 2023, 12:41:55 am »
Door handles? Where? Only inside?
How do firefighters open it if you're injured or unconscious?

What I can't understand is Elon fanboys. Supporting him no matter what. You have to keep a neutral thinking.
So anyone saying anything bad about Elon? Here it comes, the Elon fanboys horde!
I liked Elon ideas when coming to the Tesla, home energy storage, Paypal... But Mars, Las Vegas's tunnels, Cybertruck, looks like he's losing it, he's just obsessed.
Imagine a beloved one getting hit at 10mph with a normal car full of plastic, hopefully some broken ribs but not live-changing injuries.
Now repeat with those cutting-sharp edges. Easily, 500% more chances of dying.
« Last Edit: December 03, 2023, 12:55:30 am by DavidAlfa »
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Offline wraper

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Re: Tesla Cybertruck
« Reply #29 on: December 03, 2023, 01:10:58 am »
Door handles? Where? Only inside?
How do firefighters open it if you're injured or unconscious?
Break the window.
It may be a surprise for you but in modern cars doors get automatically locked when driving. So outer handle is absolutely useless unless it gets automatically unlocked after the accident, and it likely won't if crash was serious or car does not have post accident unlocking feature.
« Last Edit: December 03, 2023, 01:15:24 am by wraper »
 
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Offline DavidAlfa

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Re: Tesla Cybertruck
« Reply #30 on: December 03, 2023, 01:20:12 am »
Are you refering to the - supposedly - bulletproof window?
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Offline wraper

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Re: Tesla Cybertruck
« Reply #31 on: December 03, 2023, 01:24:36 am »
Are you refering to the - supposedly - bulletproof window?
Windows are high strength but not bulletproof. You can certainly break them with right tools (some sharp pointy thing made of very hard material).
 

Offline Dan123456

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Re: Tesla Cybertruck
« Reply #32 on: December 03, 2023, 01:50:31 am »
Hey, looks like tesla can build cars without panel gaps! All it takes for it to be the prototype car that journalists are reviewing.

Nope! They can’t even do that!

I was watching this yesterday and at 7:30 he talks about the panel gaps all being different  :P

 

Offline wraper

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Re: Tesla Cybertruck
« Reply #33 on: December 03, 2023, 01:55:22 am »
Nope! They can’t even do that!

I was watching this yesterday and at 7:30 he talks about the panel gaps all being different  :P
On different prototypes though. Those that were given for rides were fine. As of how it will be on actual production cars is yet to be seen.
 

Offline Dan123456

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Re: Tesla Cybertruck
« Reply #34 on: December 03, 2023, 01:58:31 am »
Are you refering to the - supposedly - bulletproof window?

Errr… don’t you mean “thermonuclear bomb proof” according to musk  :P

In reality, I’ve thrown things at normal car windows harder than they through that baseball in their demo so am pretty sure it is just laminated glass  :P

Wow! The genus has reinvented laminated glass! Hmmmm I wonder if any of his other genius ideas are just existing works that have been stolen and relabelled?  :-DD
« Last Edit: December 03, 2023, 02:00:09 am by Dan123456 »
 

Offline DavidAlfa

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Re: Tesla Cybertruck
« Reply #35 on: December 03, 2023, 02:38:54 am »
This explains everything. He made the definitive people-shocking machine!
« Last Edit: December 11, 2023, 02:01:21 pm by DavidAlfa »
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Offline pickle9000

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Re: Tesla Cybertruck
« Reply #36 on: December 03, 2023, 04:26:10 am »
Not a fan of Musk but he certainly has good engineers at tesla. The most amazing thing is
the "blow it up and go" attitude. Outside of tesla is another story.
 

Offline schmitt triggerTopic starter

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Re: Tesla Cybertruck
« Reply #37 on: December 03, 2023, 04:41:47 am »
What is so special about it? Not got enough signal to watch a YT vid where I am at the moment.
I am no Elon Musk fanboy. But I do recognize that he can think outside the box, and risk failure.
Drive by wire, for instance, allowing to tailor the steering ratio depending to speed.
48 volt electrical systems is another. Over 20 years ago the limitations of 12 volts with ever increasing loads was recognized.  Mainstream auto makers didn’t want to commit to the change. Elon decided to implement it.
 

Online bdunham7

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Re: Tesla Cybertruck
« Reply #38 on: December 03, 2023, 04:45:19 am »
Over 20 years ago the limitations of 12 volts with ever increasing loads was recognized.  Mainstream auto makers didn’t want to commit to the change.

Which is interesting because 24/28V systems have been around forever on commercial vehicles.
A 3.5 digit 4.5 digit 5 digit 5.5 digit 6.5 digit 7.5 digit DMM is good enough for most people.
 

Offline Psi

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Re: Tesla Cybertruck
« Reply #39 on: December 03, 2023, 08:39:38 am »

I am no Elon Musk fanboy. But I do recognize that he can think outside the box, and risk failure.
Drive by wire,.. 48 volt electrical systems is another... Elon decided to implement it.

Same.

Thinking outside the box, fail fast mentality, and actually getting stuff done are his strengths.

Getting engineers to solve problems instead of getting managers to use engineers to solve problems.

Giving engineers a working environment to do things the right way, and to spend their time on things that actually matter, rather than things that look good on a managers quarterly report.

Sure, it will be overhyped and maybe it will take 3x longer than expected but that's normal when breaking new ground.
« Last Edit: December 03, 2023, 08:43:15 am by Psi »
Greek letter 'Psi' (not Pounds per Square Inch)
 
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Offline tszaboo

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Re: Tesla Cybertruck
« Reply #40 on: December 03, 2023, 12:57:19 pm »
Hey, looks like tesla can build cars without panel gaps! All it takes for it to be the prototype car that journalists are reviewing.

Nope! They can’t even do that!

I was watching this yesterday and at 7:30 he talks about the panel gaps all being different  :P
Ok I stand corrected. Tesla cannot build a car with good panel gaps.
Something others figured out in the 60s.
 

Offline wraper

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Re: Tesla Cybertruck
« Reply #41 on: December 03, 2023, 01:18:14 pm »
Hey, looks like tesla can build cars without panel gaps! All it takes for it to be the prototype car that journalists are reviewing.

Nope! They can’t even do that!

I was watching this yesterday and at 7:30 he talks about the panel gaps all being different  :P
Ok I stand corrected. Tesla cannot build a car with good panel gaps.
Something others figured out in the 60s.
They can in China. The worst are from Freemont, California (what a surprise).
 

Offline langwadt

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Re: Tesla Cybertruck
« Reply #42 on: December 03, 2023, 01:38:46 pm »
Hey, looks like tesla can build cars without panel gaps! All it takes for it to be the prototype car that journalists are reviewing.

Nope! They can’t even do that!

I was watching this yesterday and at 7:30 he talks about the panel gaps all being different  :P
Ok I stand corrected. Tesla cannot build a car with good panel gaps.
Something others figured out in the 60s.

https://youtu.be/mIAYxWCXF8A?si=hIiCcfKGgaehH-Ge
 

Offline DavidAlfa

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Re: Tesla Cybertruck
« Reply #43 on: December 03, 2023, 01:41:37 pm »
And that was the old British car fame. Cars that could be bent by hand!
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Offline wraper

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Re: Tesla Cybertruck
« Reply #44 on: December 03, 2023, 03:50:45 pm »
 

Online KE5FX

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Re: Tesla Cybertruck
« Reply #45 on: December 03, 2023, 04:24:37 pm »
The more things change... (opens at 28:07)

https://www.youtube.com/watch?v=F3FUH9fVC_M?t=1696

Edit: I give up, no idea how you guys are getting the embedding or the timestamps to actually work properly.
« Last Edit: December 03, 2023, 04:37:59 pm by KE5FX »
 

Offline rdl

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Re: Tesla Cybertruck
« Reply #46 on: December 03, 2023, 05:35:20 pm »
Isn't it just right click on the video and select "copy video URL at current time"?

https://youtu.be/F3FUH9fVC_M?t=1687

note the youtu.be not youtube
 

Offline AVGresponding

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Re: Tesla Cybertruck
« Reply #47 on: December 03, 2023, 05:41:45 pm »

Drive by wire, for instance, allowing to tailor the steering ratio depending to speed.


This has been tried before, and does not work. The reason should be obvious to anyone that's ever driven a vehicle. The closest to variable steering that actually works is the various 4WS systems the Japanese manufacturers used in the 1980s-1990s. Curiously they don't bother any more.
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Online mendip_discovery

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Re: Tesla Cybertruck
« Reply #48 on: December 03, 2023, 05:41:59 pm »
Vehicle Safety tests are a little bit of an odd thing. They have changed many times over the years as better research comes out about accidents. Some manufacturers are very good at building to the required test, but how realistic that testing is makes me wonder. Motorcycle helmet testing and certification are much the same. So I won't diss the Tesla on that basis.

Though I am not sure how much the emergency services will like some of the bomb-proof glass etc that was rumoured to be on the vehicle but I am sure solutions will be found soon enough. Much like how criminals will find a way into them.

I think the steering by wire is interesting and I suspect part of the reason they are using it is because they have proven it to be safe. I remember issues about cars using electronics for the throttle and the fears that arose from it. So time will tell if its going to be an issue.

I will say though, I really think the Tesla is ugly and the kind of thing I drew as a kid using that Triangle thing we all had in stationary kits for school. But I don't have much taste, I drive a Defender 110.

Lots of new tech has lots of toys that are prone to failure. Plan obsolescence?

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Offline HalFET

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Re: Tesla Cybertruck
« Reply #49 on: December 03, 2023, 07:40:29 pm »
Door handles? Where? Only inside?
How do firefighters open it if you're injured or unconscious?
Break the window.
It may be a surprise for you but in modern cars doors get automatically locked when driving. So outer handle is absolutely useless unless it gets automatically unlocked after the accident, and it likely won't if crash was serious or car does not have post accident unlocking feature.
Most modern cars will detect when an accident is happening, and while for a human that's an incomprehensible short time, for the electronics, servos, and motors that's an eternity to still do things. Some modern cars will do things like activate the brakes, tilt seats away from the side, tension the seat-belts before there's even an impact, pull away the steering wheel column, etc. So I wouldn't be surprised if unlocking the doors and trunk is part of such a system.
 


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