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Rick Site Admin

Joined: 27 Apr 2005 Posts: 22802 Location: UK
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clan chieftain

Joined: 05 Apr 2008 Posts: 2041 Location: Motherwell
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Posted: Thu Sep 24, 2015 3:05 pm Post subject: |
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Squeaky bum time.  _________________ The Clan Chieftain |
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Ellis
Joined: 07 Mar 2011 Posts: 1386 Location: Betws y Coed, North Wales
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Posted: Thu Sep 24, 2015 8:13 pm Post subject: |
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A can of worms has been opened and not just for VW I fear. _________________ Starting Handle Expert
1964 Jaguar Mark 2 3.4 litre
1962 Land Rover Series 2a 88"
2002 BMW M3 E46 Cabriolet |
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Bitumen Boy
Joined: 26 Jan 2012 Posts: 1763 Location: Above the snow line in old Monmouthshire
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Posted: Thu Sep 24, 2015 8:38 pm Post subject: |
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| Ellis wrote: | | A can of worms has been opened and not just for VW I fear. |
Quite, I don't imagine for a moment that only VW has been doing this. I wouldn't be terribly surprised if we eventually find out that the bureaucrats in the EU, US et al have set the latest emissions standards at a level which it's simply impossible for any internal combustion engine to pass without some form of cheating. Time will tell, but at the moment it's looking like it could be one of the most interesting news stories for a while  |
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clan chieftain

Joined: 05 Apr 2008 Posts: 2041 Location: Motherwell
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Posted: Tue Sep 29, 2015 12:22 pm Post subject: |
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They reckon that it will involve over 11 million cars including Audi. _________________ The Clan Chieftain |
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Peter_L
Joined: 10 Apr 2008 Posts: 2680 Location: New Brunswick. Canada.
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Posted: Tue Sep 29, 2015 12:48 pm Post subject: |
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VW are already making it known that spending on sponsorship money will have to be looked at. This is big money even for VW and as said above, it may not stop with VW. Can VW survive this ?
Perhaps an example that the more rules and laws there are, then the more that can be broken.
F1 motor racing being a perfect example, a good sport ruined by too many rules.
Last edited by Peter_L on Wed Sep 30, 2015 12:40 pm; edited 1 time in total |
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ka

Joined: 03 Dec 2007 Posts: 600 Location: Orkney.
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Posted: Wed Sep 30, 2015 8:22 am Post subject: |
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Not condoning the practice of cheating, but back before 'canbus' days, I remember reading most engines were constructed to produce a high torque figure, or at the very least the lowest emissions at the point where they were tested for economy and publicity, usually around 56mph. I am not surprised manufacturers used the software to reduce emissions when tested on a rolling road test bed, I imagine it would be relatively easy for programmers to produce a package that recognises when the rear wheels are stationary, and the engine is running. Maybe the examination should be looking at the testing methods as well as the net result of the method of testing chosen.
Moving on from this, as I understand, the taxation class of modern vehicles are determined by the emissions from the engine, will this eventually result in the re-classification of tax classes, and an increase in road tax for some? _________________ KA
Better three than four. |
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lowdrag
Joined: 10 Apr 2009 Posts: 1600 Location: Le Mans
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Posted: Fri Oct 02, 2015 9:53 am Post subject: |
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Penguin45

Joined: 28 Jul 2014 Posts: 384 Location: Padiham
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Posted: Fri Oct 02, 2015 12:25 pm Post subject: |
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A new investigation into vehicle electronics has been announced in order to ascertain why indicators don't work on BMWs.
P45. _________________ '67 Wolseley MkI 18/85, '70 Austin MkII 1800 The Landcrab Forum. |
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Peter_L
Joined: 10 Apr 2008 Posts: 2680 Location: New Brunswick. Canada.
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Posted: Fri Oct 02, 2015 1:13 pm Post subject: |
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...... and Photo of the Year Award, goes to Lowdrag.
(isn't photoshop great) |
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SLEEPY JOHN
Joined: 24 Nov 2007 Posts: 24 Location: Kent, UK
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Posted: Sun Oct 25, 2015 11:28 am Post subject: |
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| Nice one Lowdrag - a slightly older German oilburner! |
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clan chieftain

Joined: 05 Apr 2008 Posts: 2041 Location: Motherwell
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Posted: Mon Nov 16, 2015 11:58 am Post subject: |
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BBC1 Panorama tonight at 8.30 all about the VW Emissions scandal......Should be interesting  _________________ The Clan Chieftain |
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Peter_L
Joined: 10 Apr 2008 Posts: 2680 Location: New Brunswick. Canada.
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Posted: Mon Nov 16, 2015 1:03 pm Post subject: |
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Post below duplicated.
Last edited by Peter_L on Mon Nov 16, 2015 1:06 pm; edited 2 times in total |
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Peter_L
Joined: 10 Apr 2008 Posts: 2680 Location: New Brunswick. Canada.
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Posted: Mon Nov 16, 2015 1:03 pm Post subject: |
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Re Ka's comment above.
The Finance Act of 1910 introduced the hated 'Horsepower' rating.
The formula did not take account of the length of an engine's stroke, and in order to keep the horsepower figure as low as possible, long-stroke engines with small diameter piston areas were the order of the day. The RAC formula was expressed thus:-
HP = (D2 x n)/2.5
Where D2 = the diameter squared of the pistons and n = the number of cylinders.
There were three constant assumptions lying behind this formula. These never change, despite the actual statistics for a given engine. The notional pressure within the engine's cylinders was presumed always to be 90lbs per square inch. The engine was always presumed to be 75% efficient and the mean speed of the pistons always 1000 feet/minute. This presumption led almost invariably to the resulting figure being very low. An example: the Singer 9 has an RAC rating of 9 horse-power. Its actual BHP figure is around 31. It was this that led to the common habit amongst British car manufacturers of calling their cars the '16/60' or something similar- ie RAC rating of 16 hp but actually the engine produced 60 bhp. Squared and over-squared high compression engines took many years to evolve as a result of this ruling! The trade guides of the period, as used by second-hand dealers, all listed the RAC rating for each model, as a car that was expensive to tax, would be less easy to sell. Curiously, one of the first cars intended for the masses, the Austin 7, was rated at 7.8 hp, which rounded up to 8 for taxation, should really have been known as the Austin 8.
It was from this, that BMC continued to build long stroke engines long after Ford had introduced the "over square" design in vehicles such as the 105E.
If I could have got a 1200cc Ford engine into my Mini, instead of the 1297 (1300) it would have been quite the machine for its time. |
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ka

Joined: 03 Dec 2007 Posts: 600 Location: Orkney.
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Posted: Tue Nov 17, 2015 7:57 am Post subject: |
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Thanks, I knew someone out-there would have the answer. _________________ KA
Better three than four. |
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