Simple Centrifuge Completed
Purchased the Simple Centrifuge CF bowl and electric motor. Parts to finish the unit was easy to obtain from restaurant supply, Lowe's, etc, out sourced the TIG welding and machine work. Completed the unit and fired it up to process some dirty WVO - has very fine silt material - looks like flower. Plugs the sock filters quickly. Processed the oil at approximately four minutes per gal. Was amazed to see how much silt packed up inside the CF bowl. It is very easy to clean (took less than a minute) with a kitchen spacula and paper towels. Presently feeding the CF with a 5 gal bucket through a shut off and another to controll oil flow. Processes the oil with ease. Don't like to handle the filtering through the sock method - messy, dirty and you have to wash out the socks. I like the CF method much better. Will shoot pics and post if anyone is interested. I heard the Simple CF is coming out with a molded outer and inner bow. Just might purchase it when it becomes available. Great CF.
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Rene
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I would like to see the photos too . How much did this cost you .
To post photos -
Go to www.photobucket.com, register (free), create album, upload pics to album, copy html tags (2nd line under photo) and paste in post here .
Thanks
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1994 Ford F250 NA 7.3 - Homebuilt WVO conversion
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Centrifuge on youtube looks nice ,is that the one.
Not my unit on Youtube. Thanks for the photo info, RKPatt. Will give it a try. The prices: CF bowl ($500), motor ($218), 2 aluminum pots ($35), TIG welding and machine work ($? a friend did the work), steel plate ($7), 3/4" pipe legs and caps ($10), clear plastic hose ($10). Totals to $780. At this point, I think it is worth every penny.
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Rene
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4 minutes per gallon? Sounds very slow.
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2005 VW Golf PD-TDI

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Yor're correct. You should have seen the WVO - very dirty. I wanted to use the worst oil just to see how clean the CF would get the oil and what what junk it collected. With the better quality oil, the flow rate will increase to 1/2 gal per minute. Time is not the point. I plan to lay an 18 gal drum on it's side as a regulated supply to the CF that will drain into a 250 gal tote. At this point with the CF is performing so well, I plan to load 15 gals into the supply drum, turn on the CF, and come back in 30 minutes. With this set up, I won't worry about overflow.
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Rene
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Is that the new ONE TANK human centrifuge filtration station? Looks like you can probably clean 16 ounces of veggie in about 10 minutes. :}:}:}:}
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JBG
I just finished SunWizard's setup this afternoon (Dieselcraft + motor, pump, and fittings). It works great! With a few passes through the CF there is considerable debris stuck in the rotor. My oil isn't that awful black color any more either; it is a beautiful reddish-brown! As with Rene, pics to come!
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Andrew
1983 Mercedes 300D Turbo- 172K
Grease How-to Articles/Forum
I have been chompin at the bit for that simple centrifuge to come out with their "turn key" setup. The pics look awesome on their website. Im just afraid that they are going to price it super outlandishly high to recoup their investment in the molds and patterns etc.
I would love t osee some pics especially on the stuff that you put together yourself.
Lee
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Novelty+Economy+Environment= NEE.....
I am a Knight that says NEE
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NoName - 2002 Jetta TDI - Greasecar setup - RC2 - Rocki Mod
Personally I would not go directly from the centrifuge into the storage tank. Just in case the bowl becomes filled with crud and overflows, I would suggest running the output to an intermediate tank to prevent the possability of contaminating your entire storage.
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Ron
'85 300D 2 tank
Former WVO vehicles since ~81
'83 240D
1980 Audi 4000
76 Civic with Kubota engine
70 Saab 99 with Kubota engine
84 Isuzu P'up
86 Golf
All with 2 tank systems
I agree about the possibility of overflow. Over the past 2+ yrs, the oil has been very consistent in quality - the Wok has always been the worst and the Sushi has been the cleanest. With the planned 18 gal supply drum in place and base line info, the Wok oil will not fill the CF bowl to overflow. The build up of the flour like substance got to no more than half the CF capacity. That leaves plenty of room to still clean the 18 gals. of VO in one batch. The idea is to be able to load up the supply drum and walk away and let it do it's cleaning.
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Rene
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Have you checked your oil for water, using a fry pan test. We built a SC some time ago, but we are still adapting it. What is your flow rate today, and have you had your oil tested to find out what MICRON rating your getting and how much water is in your oil.
Good luck and thanks for the info.
Michael
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Installed grease car kit, veg-therm on a 98 Jetta TDI. Works great since march 23, 2005
Need Grease Email me:
www.dieselgreenfuels.com
Diesel Green Fuels
Licensed Renderer
As with all greasers, I am not satisfied with the first physical set up on the SC. The 5 gal bucket just doesn't work for me. Therefore, I am in the process of using an 18 gal drum as the supply. I have not done the test for water yet. Might do one this week, as there is some forum interest. Did add 140F heat to the next batch of oil, but stayed with the 4 gal per minute. The SC did process the oil cleaner with the added heat and the results (junk) or lack of has shown the oil to be clean - golden yellow. Will construct the stand for the 18 gal drum, piping, heating element, etc. this week and process another 20 to 30 gals heating to 140F and a faster flow rate of 2 gal per minute. I've got the three grades of WVO that I'm making a base line for each. It will be a fairly long process, but in the long run, it should prove helpful. Next batch will be 1 gal/min, then 1/2 gal per minute. Will post the results.
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Rene
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Your results sound very encouraging Rene,
Im looking forward to your next set of results and maybe the pan test results too.
Lee
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Novelty+Economy+Environment= NEE.....
I am a Knight that says NEE
__________________________________________
NoName - 2002 Jetta TDI - Greasecar setup - RC2 - Rocki Mod
sorry double post
Thanks for the update Rene,
We are processing in a 100 gallon holding tank with a flow temp of 140 degrees @ 1 gallon every four minutes. Supper slow, but we are testing with the some of our nasty oil so we know where to start.
Your right about the heat, it really does help to clean up the oil. We ran starting tests to find out what 90 degree oil would hold, and it was a waste of time. Heat is good.
Let us know how that water tests work out.
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Installed grease car kit, veg-therm on a 98 Jetta TDI. Works great since march 23, 2005
Need Grease Email me:
www.dieselgreenfuels.com
Diesel Green Fuels
Licensed Renderer
I cant wait until some one make a complete setup for sale.
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03 Jetta wagon running on blends
I am pleased with the results and the quality of the cleaned oil. A few observations: Cleaning the CF takes about one minute; TIG weldig is a drawback (have to outsource it); finding the correct diameters for the inner bowl is difficult; measuring the heighth of the inner bowl difficult; capacity of CF bowl to hold the crud could possibly be increased; machining of platform in steel or aluminum a drawback (don't have a lathe); I'm going to build another CF using Bud's plans using high impact plastics for all the component parts - CF bowl, inner bowl and collection bowl, wvo supply and filtered oil pipe sizes. Would like to compare the two and see if there is a difference in quality of the cleaned oil (using the same dirty oil supply). Will have the pan test done this week. Will post the results.
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Rene
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use a mixer. the machine you make ice cream shakes with. take a 5 gallon plastic bucket and cut a hole in the bottom. insert the plastic mixer picture.(glue if need be) in the bottom of the 5 gal bucket drill a drain hole to go into a (lets say 55 gallon drum.) add 1 inch clear water pump to the 55 gal drums bottom and pump the dirty veggie into the top of the mixer while on high speed. thats the cheapest CF.
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I use to be ForrestGump..My Forum, ,My BLOG,
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Rene,
What are you using to control the flow of veggie oil into the centrifuge?
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Jerome:
I have a 1" dia. PVC valve as a main shut off from the supply drum and a 1" brass gate valve that controls the oil flow to the CF. I found that the gate vlave allows for very good control of the gals./minute. Started to work on the second CF using high impact plastic. Selecting the best type of tube and flat stock material. Looking for round stock that can be machined to accept pipe thread. Will keep you informed as to the progress.
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Rene
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Quote:
Originally posted by: Chase
4 minutes per gallon? Sounds very slow.
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2005 VW Golf PD-TDI
Remember, without the CF, it would take more than 1000 times as long at 1G.
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Ron
'85 300D 2 tank
Former WVO vehicles since ~81
'83 240D
1980 Audi 4000
76 Civic with Kubota engine
70 Saab 99 with Kubota engine
84 Isuzu P'up
86 Golf
All with 2 tank systems
While I am not using a CF, my de-watering and filtering process uses a slow feed like a CF.
My oil processing system is in the basement but I put oil in on the first floor. I have a sink on the first floor that is connected via a hose to the tank in the basement. The tank end of the hose has a 1/4" ball valve that I use to adjust the flow. The hose happens to be a HIH to bring the oil up to a constant temperature. My sink holds 2 cubies of oil so I can just dump the oil, cover the sink and ignore the system.
If you need 15 or 20 gallons at a time, a laundry sink is a good choice. You can get an adapter between the threads on the bottom of a sink to a hose barb or garden hose fitting at most RV stores.
I have a fine window screen on the bottom of the sink to catch the chunks.
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Ron
'85 300D 2 tank
Former WVO vehicles since ~81
'83 240D
1980 Audi 4000
76 Civic with Kubota engine
70 Saab 99 with Kubota engine
84 Isuzu P'up
86 Golf
All with 2 tank systems
I was wondering about plastic . What material are you using . Assume that this works out - can take the Gs . I wonder if eventually a mold could be made, then these rotors would be easy to product may no turning or balance on a lathe ( or minimal) and there we would have a low cost rotor ..
I am sure that there are other people at the other popular WVO discussion groups interested in your CF projects ( http://biodiesel.infopop.cc/groupee/forums/a/frm/f/159605551 , www.forums.frybrid.com )
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1994 Ford F250 NA 7.3 - Homebuilt WVO conversion
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Quote:
Originally posted by: johnyrrr
I cant wait until some one make a complete setup for sale.
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03 Jetta wagon running on blends
Johnyrrr,
not sure if this is what your looking for but it out there for the picking.
http://fryertofuel.hypermart.net/store/page13.html
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Hiking out on the weather rail of environmental partnerships.
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At this point in the project I have two companies suggesting a specific high impact plastic for the CF bow. To make a mold and cast the item is quite expensive. Don't think there would be enough sales to justify that process. Thus the plastic material route. Don't really have a pulse on how many would be interested in a turn-key CF at this point. My original outlay was $900 by the time everythiing was ready to clean any oil. I'll be looking at the cost of fabrication, materials and motor to come up with a reasonable selling price. Hope to have some real numbers in a few weeks. If you or any one else is interested in a turn key system, it would be great to hear from them. I know the first question: how much. I'm going to go out on the perverbal limb and say in the $600 range, buuuuuttttttt time will tell how close the final numbers will be. Will keep the findings posted.
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Rene
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I would love to see these pics.