Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!aioe.org!.POSTED!not-for-mail From: "Dave Plowman (News)" Newsgroups: comp.sys.acorn.misc Subject: Re: Electric heating: was ARM embedded stuff Date: Wed, 29 Feb 2012 01:25:11 +0000 (GMT) Organization: None Lines: 44 Message-ID: <5268ded034dave@davenoise.co.uk> References: <865aef74-a979-47ac-b2b7-8a15f268c55b@15g2000vbq.googlegroups.com> <76db775e52.Matthew@sinenomine.freeserve.co.uk> <525e79890edave@triffid.co.uk> <5260d00500Spambin@argonet.co.uk> <6f30146252.barrygray@virginmedia.com> <5262231cc0dave@davenoise.co.uk> <71d0616252.barrygray@virginmedia.com> <526263e638dave@davenoise.co.uk> <5267cd161ftim@invalid.org.uk> <52689bac21Spambin@argonet.co.uk> <5268ac80e1dave@davenoise.co.uk> <5268ba37c9alan_calder@o2.co.uk> <5268c2dc44dave@davenoise.co.uk> <5268c9d72dalan_calder@o2.co.uk> NNTP-Posting-Host: QrIZXZGIhlrhnZfPys+a0Q.user.speranza.aioe.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Complaints-To: abuse@aioe.org User-Agent: Pluto/3.04e (RISC-OS/4.39) NewsHound/v1.50-32 X-Notice: Filtered by postfilter v. 0.8.2 Xref: x330-a1.tempe.blueboxinc.net comp.sys.acorn.misc:3826 In article <5268c9d72dalan_calder@o2.co.uk>, Alan Calder wrote: > > He must have been a town boy. Otherwise he'd have seen tractors which > > ran on paraffin and realised they weren't a direct substitute. But your > > engine could have been modified to run on it quite easily. As can a > > diesel. > Hmm. We had an old Ferguson tractor on the farm in Scotland long ago. > Well, we in the sense that my uncle and cousin did. Ran on TVO, > effectively paraffin. TVO is just vehicular paraffin. > Needed to be started on petrol and then switched > to TVO as the TVO needed to be heated before it would vapourise > sufficiently. You couldn't start the beast on TVO. Quite. > I think that it would take more than a little bit of modification to get > a 100E to run on paraffin. New inlet/exhaust manifolds for starters and > then there is the minor detail of paraffin having an octane rating of > zero. All that's needed on a low compression engine like a side valve Ford is a way of heating the paraffin. And maybe some alteration of the ignition timing. > Diesels are a different matter and I quite believe that older Mercedes > could be made to run on paraffin. Probably not very well but it would > work. Perhaps my series one Citroen CX as well. Have doubts about how > well it would work with the electronically controlled fuel supply of my > 2001 C5 though! I'm not going to try. Anyway I note that 32 litres of > paraffin currently goes for £52, £1.65 a litre so no savings there though > the time may come... Diesels certainly seem to have lost their rugged simplicity. The price you pay for the phenomenal performance, compared to a few years ago, I'd guess. -- *Never underestimate the power of stupid people in large groups. Dave Plowman dave@davenoise.co.uk London SW To e-mail, change noise into sound.