Re: First time making bio diesel

Jeff
Thanks for the feelback.  I have the yellow botttle of Heat.  What is IPA?
I have put the washed product in my freezer and will get rid of the foam.
Is washing the only way to test to see if I have made good boi diesel?
John
----- Original Message ----- 
From: "Jeff Brandt" <[email protected]>
To: "General Biodiesel discussion" <[email protected]>
Sent: Wednesday, February 06, 2008 7:03 PM
Subject: Re: [pdx-biodiesel] First time making bio diesel


> On Feb 6, 2008 8:31 AM, John Harris <[email protected]> wrote:
>
>> I am a first time maker of bio diesel, and I would appriciate some feed 
>> back on my test
>> results. I am using a product called Heat for the methanol. on a previous 
>> test suing 200ml
>> of methanol (Heat) my gliceran was only 125 ml, so I increased the 
>> methanol to 325 ml. I
>> am thinking that the Heat is not pure methanol, so I compinsated by 
>> increasing to have an
>> equivelant of 200ml.
>
> Red bottle or yellow bottle? You want the red bottle, I think the
> yellow one is IPA.
>
>> I am using KOH, and according to the instructions in "Make your own 
>> biodiesel", I
>> uncreased the KOH to 5g.
>
> Sounds about right for oil that has no free fatty acids, although you
> will have better luck with 8g/L, it is a revised formula that reacts
> more completely.
>
>> I used new vegatable oil and heated 1 litre to 130 deg F.
>
> Good temperature, you don't want it over 140F because it will cause
> the methanol to start flashing off when you mix it in.
>
>> I then poured the oil into a blinder, and retested the temp, and it was 
>> 130 deg F
>> I poured in the methanol/KOH mix and mised it for 5o minutes.
>
> 5 minutes in a blender is plenty, 50 minutes would be over kill.
>
> You can also do this 1/2 litre at a time in a 32oz plastic water
> bottle and shake it to mix.
>
>> I then let it set for 24 hours.
>
> Plenty of time for good seperation, altough 2-3 hours should be plenty.
>
>> In the wash test I had a good seperation of the water withen 30 minuits, 
>> but I have a small
>> white fome that seperates the water from the oil.
>> Is this bad, and if so do you have any idea of what I did wrong.
>
> This is an emulsion of soap, water and oil. You shook it a little too
> hard, there are many ways to break emulsions, the easiest is freezing
> the mixture in your freezer and letting it thaw out.
>
>> One more thing. I am doing this in my shop in Idaho, and the temp outside 
>> was 30 deg F,
>> so I put my shop lamp about 2 feet from the mixer to compinsate for the 
>> cold.
>
> Not that big of a deal ... we routinely make biodiesel outdoors, 275
> gallons at a time in a tank with minimal insulation at 23-26F.
>
> --
> Jeff Brandt
> Sun Break Biofuels, LLC
> http://www.sunbreakbiofuels.com
> mailto:[email protected]
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