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  1. Replies
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    Re: Biofuels Paper from BP

    I heard a nice quote

    "hydrogen is the fuel of the future and always will be"
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    Re: Makes and Models for WVO and BD

    David good point,

    Does anyone know of a diesel that will not run on Biod? Forget what the OEMs say, their just trying to cover their butts from the intellectually challenged, and in most cases...
  3. Thread: Carbon neutral?

    by biobmw
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    Re: Carbon neutral?

    The Australian greenhouse office claim that :

    Dino diesel puts out 3kg CO2 equiv/ L of fuel combusted
    UCO based biodiesel puts out 0.3 CO2 equiv/ L of fuel combusted
    Tallow based...
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    Re: Oxidisation Stability of Biodiesel

    "when you say away from metals ,does that include the container.ie if i wanted to store for a long period should it be in plasic containers raether than a 44 gal drum"

    Most 200L metal drums have...
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    Re: BMW Australia's Position on Biodiesel

    30,000 kms now on b0-b100. No issues, but it runs better on bio.
  6. Thread: storage time

    by biobmw
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    Re: storage time

    Cottonseed has a fairly stable fatty acid profile with linolenic so should last longer than bio made from canola soya or sunflower but not as long as palm or tallow but a better cloud point. However...
  7. Thread: copper pipe

    by biobmw
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    12,871

    Re: copper pipe

    I could if I could be bothered. Heck if your using it quickly you wont need to worry. You shouldn't drink you should eat lots of fruit and you should exercise regularly but it doesn't mean we do....
  8. Thread: Distillation

    by biobmw
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    5,225

    Re: Distillation

    You can heat under vacuum to remove methanol, but to distill into fractions is difficult. The boiling points of various esters are quite close so distillation will be for all esters and leave just a...
  9. Re: Would diesel locomotive engines be biodiesel tolerant?

    There is a tourist loco company in the US running their trains on biodiesel but it has not hit mainstream as yet. It's hard to get any sort of commitment from the manufacturers, same old story.
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    Re: Oxidisation Stability of Biodiesel

    There is no set limit. It depends on the feedstock type quality and final biodiesel purity and storage conditions. If you use a high grade feedstock, purify the biodiesel, use antioxdiant and...
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    Re: methoxcide question

    Check the temperature. The saturation level in methanol will drop quite low if its cold.
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    Re: 06 VW GOLF TDI advice required

    I have run a BMW 320D current model on biodiesel since day 1 at b0-b100, 28,000kms no issues. It also says "no biodiesel additive" in the fuel cap. It actually runs better. Fingers crossed.
  13. Thread: copper pipe

    by biobmw
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    12,871

    Re: copper pipe

    Golden rule: Never use copper bronze or brass anywhere in contact with biodiesel or feedstock if you want it to have some shelf life before use. Trace amounts of copper in particular acts as a...
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    Re: Centrifuge design...?

    My advice would be to use a static separator rather than a centrifuge even for continuous operation.

    centrifuge info can be found on websites such as peralisi, Alfa laval, westfalia.
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    Re: degumming canola oil

    Degumming canola involves using very small amounts of phosphoric acid to turn the non hydratable gums to hydratable ones then washing them all out with water. Gums are the nasties that block up the...
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    Re: BMW Australia's Position on Biodiesel

    I run a bmw320d on biodiesel and it runs like a dream. 16,000kms on b5 - b80.
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    Re: KOH Supplies Perth

    Redox chemicals stock caustic potash (KOH) in 25 kg bags.

    Cheers
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