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Messages - Dave57

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Waste Motor Oil / Re: steam atomized waste oil burner in locomotive
« on: June 26, 2013, 08:09:48 am »
Thanks. I'm working on some ideas now.....the current thought is to see how clean we can practically an economically get the waste oil first, then see how much we can take advantage of its cleaner state to achieve more complete and efficient combustion. I don't think we can achieve vaporizing burner standards, but if we can'd do better than old atomizers I'd be very surprised.

Dave

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Waste Motor Oil / Re: steam atomized waste oil burner in locomotive
« on: June 03, 2013, 11:06:13 pm »
Interesting......there's a great difference in completeness of combustion when you can get clean enough to step up from an atomizing to a vaporizing burner. So far, the heavy industrial and waste fuel oils in locomotive application have been limited to atomizing, and the vaporizing burners in use have to burn refined lighter fuels - not recycled, from the oil dealers. The grungy stuff in the oil doesn't vaporize, so it stays behind and clogs the burner.

I'll pass this link along to our brain trust and see what they think.

Dave

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Waste Motor Oil / Re: steam atomized waste oil burner in locomotive
« on: June 02, 2013, 05:04:53 pm »
Thank you....I think we're looking at a different order of magnitude. One batch for us - a tank full - is 600 gallons. So, I'm thinking an industrial process centrifuge rather than something we can fit into an oil drum.

Dave

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Waste Motor Oil / Re: steam atomized waste oil burner in locomotive
« on: June 01, 2013, 12:30:59 pm »
Thanks for the response - i've been pretty much limiting my investigations into passive technology like separation and filtration, but I will broaden my horizons and see about centrifuges.  My guess is a plant that already uses this technique might alllow us to borrow their processing foir a little bit of time every month or so.......I presume it is costly to capitalize for occasional use. Any idea which industries have large process centrifuges in use?

Dave

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Waste Motor Oil / steam atomized waste oil burner in locomotive
« on: May 23, 2013, 09:31:35 pm »
Greetings - I'm a long time steam railroader with experience in tourist railroads and railroad museums, and now planning an overhaul of a 1926 steam locomotive. The little railroad in question is a museum operation, and has been running a small steam switch engine on waste oil for several years now. The train has grown and we need a bigger engine - so, we're overhauling one.

We get our waste oil from CAT and CUMMINS maintenance contractors changing out oil in emergency generators. It isn't all lube though....other things seem to always find their way in.

The current engine uses a Van Boden Ingles style burner - a slot drools oil out that drops down in front of another narrow slot through which blows a blast of steam. The oil is blown into a refractory lined firebox and combusts, heat being maintained through the heat sunk into the refractory material. This style of burner is very forgiving of pretty ugly oil.....but not very efficient or clean.

I'm interested in technology to allow us to make the oil cleaner so we can perhaps use more complex and advanced burners to handle it better and provide us with more complete combustion.  I'm also wondering what other high output burners might be out there wautung to be found.......

Thanks and best wishes.

Dave

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