New Top Gear (2011) BBC 2 8PM!

[TW]Fox;18301584 said:
It's designed to fit into a market - a market which contains a number of similar cars with similar figures which are easily comparable. A 200bhp Yeti would be pointless and serve no purpose - it would be more powerful than a car at this pricepoint and market position needs to be, therefore the additional power would provide no benefit and may even put some of the customers off. So if you DID have a 200bhp Yeti, you'd need to position it higher up the market, and you'd receive less sales as a result (Few sales of a model are made up of the very top of the range).

Having more power than the competition yet having same or similar MPG is surely a POSITIVE and not a negative?

No-one goes "oh this car has 10hp more power than I need, I'm not buying it"
 
Those are all auxiliary parts to the engine, and can still be carried over most of the time

I was really talking about DIRECT parts, such as block/internals/head/crank/cams/etc

I was talking about building a 200bhp car, not engine.... you are wrong. For a start you have to look at brakes and potential shifts in inertia classes for the car sales segment as you play with GVW.

VW sell cars incase you didnt know.

EDIT : dissappear back to SC and go procrastinate over there.
 
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No-one goes "oh this car has 10hp more power than I need, I'm not buying it"

Actually the are people like that, I know many people who have opted away from a car because it was just "too fast" for their tastes, hence why my mother test drove a 2.0 Fabia then bought the 1.4 version.
 
Having more power than the competition yet having same or similar MPG is surely a POSITIVE and not a negative?

No-one goes "oh this car has 10hp more power than I need, I'm not buying it"

They have already done this by giving it 160bhp. You were saying it should be much more powerful.
 
You were at uni doing Formula Student a few months ago.... Thats as close as to building a full car whilst meeting legislation and crippling time deadline with budget contraints as it gets.
My course was Electrical and Electronic with a lot of microprocessor/microcontroller modules. I did all of the electronics on our car as well as a few mechanical things. Did sneak a lot of automotive stuff in to my learning experience though.

I have been working in development in storage in the IT industry since then, and had done so for 14 months mid way though my course.

Which turbo is this that holds boost for such a wide rev range with +75 adiabatic efficiency yet holds turbine inlet pressures below 2 times MAP?
Which showroom do we go to?

Can't get you the orange bits, but there's plenty of stuff which is distinctly better then a n/a motor at both ends of the RPM range.
 
Rypt - Thats a mickey mouse graph?

I want one of these - and thats just for the compressor.

Example_compressor_map.gif

Those were the proposed/calculated power/torque numbers that the engine was likely to develop using two of these
6r3i4m.jpg


I was trying to illustrate the fairly flat torque from 2k RPM ...
 
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Good point, why is everyone so interested in a stupid Yeti engine :confused:

Im not. I take a good interest in pulling Rypt up on whatever he posts that I dont agree with. Today this is the topic.

Same as the tatooing in a Range Rover in off road articulation mode has nothing to do with ride quality.

The Beetle was a bit stupid with the salt traction issues preventing a 0-60, the length of rope not accounted for and the 4000 something feet which is not near a mile. i think we have already covered that?

I a more general note I guess its pertinant that Hamsters hair does look better! ;)
 
Im not. I take a good interest in pulling Rypt up on whatever he posts that I dont agree with. Today this is the topic.

And yet you have gone silent once I posted the calculated power curve and the compressor map that shows nice high power per L and a low boost starting point
 
Did anyone else think that if Clarkson had wanted a steady 30mph for the helicopter landing he should have just used cruise control?

Of course if his model didn't come with CC then it can't have been as feature rich as he was making out.
 
And yet you have gone silent once I posted the calculated power curve and the compressor map that shows nice high power per L and a low boost starting point

This thread has gone OT enough. Its pointless trying put salient points across that cover a broad spectrum as you always spear off on one particular point avoiding the 'ownage' you got on others.

I think its pretty obvious for the good spread of that the torque curve is not flat, aswell as dropping well below 70% on your graph (once I gave you a clue what type of isochart was required). My point was to Biggles anyway with his theoretical turbo which apparently is available in showrooms, when its not.

The problem with your example Rypt is that you didnt actually build a 8L W16 though did you? So thats just a theoretical graph you could have made up with no regard for emissions or transient load cases. Which is why I said what I said, that turbo with those specs does not exist and there for we are in the land of engineering compromise.

If you want to start a urinating up the wall competition its going to get boring very quicky.
 
Other than the Porsche vs Beetle scene I really liked this episode. Loved the bit where Sienna Miller poked her head out of the skoda yeti glove compartment. :D
 
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