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1
3D Printing / Re: 3D printing files
Last post by MaryB -
I have been tossing around doing a smaller 36" tall vertical mill... as windy as it is here it should give me reasonable charge to keep my batteries topped off in winter when solar falls off some days. And I can pass it off as yard art LOL
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3D Printing / Re: 3D printing files
Last post by Bruce S -
Now that the overtime for area Events is over for the rest of this month, I'll begin sorting them into various types.
The one I currently have being printed is a serpentine coil winder.
This looks to be something I will use to make use of all the 26-32AWG wire I have available to me.
Building these cute little windmills will certainly NOT charge much more than a 2 in parallel 18650 battery bank for lighting my LED strips in front of the house.
BUT they'll be fun projects nonetheless.

Cheers
Bruce S 
3
3D Printing / Re: 3D printing files
Last post by MaryB -
Go for it! I have been debating 3d printing the rotor blades in segments, use a metal spar to slide them on... I can print 18 inch high parts...
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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
well did the final drain of the cleaning solution and flushed the boiler, it now has the final charge with corrosion inhibitors in it

That ain't oil in that jug! It used to look a nice clear reddish color when it went in!

This is why you never skip the cleaning step when making a new system!

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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
Well boiler has done 92 burn cycles with no errors since  the controller was adjusted

30.6 cycles a day (bit more than I'd like to see but no buffer tank so not much thermal mass) so averages out to 30.7 burn cycles in a 24H period, calculated 2.5L per 10 burn cycles, so average day is 7.7L of veggie oil a day at fall temps, if it can maintain that in the deeper cold I am laughing, next goal is to get an old electric tank and splice it in the loop as a buffer tank

So far the lil coil has been managing to keep the place quite comfortable, the fan behind it really help push the heat!
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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
Well boiler ran all day, didn't explode or burn down or fail in any weird and creative way, no ruptured pipes! I can finally relax a bit

I had to adjust some of the fire control timings

Pre purge reduced to 20 seconds
Flame trial upped to 30 seconds from 15
Post purge reduced to 1m vs 1m30s
Nozzle air pressure: 14psi
Nozzle fuel lift: 0.25 inch apx

Cycle time 3m 30s and that takes apx 10 gal from 61c to 85c (Cut off is 70c but the aqua state seems slow so over shoots)

So need to just fine tune, and finish the inside stuff.

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And the forwoman keeping an eye on the post project clean up!

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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
Well got the new pipe in and the fittings and inhibitors and every thing, except for the critical thing, crimp rings <_<

Will have them tomorrow so hope to have the piping all done.

Did the math and just the main loop pipe will give 2.35K Btu/H just on its own!

Pipe is Vipert Radiant 1" O2 barrier
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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
Well got burner dialed in pretty good, replaced PT Gauge and PT valve, pressure tank needs new O-ring and temp sensor for aqua stat could use some re-seating but other wise pretty well done on that end. Just need to clean up electrical and air lines, finish the final covering for the shed, then rest of the work will be inside the house for the final pipe routing and heat exchangers.

Wish I could attache videos, got a few of the testing.

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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
Well finally got to the live fire testing, and well, it lit, and down hill from there!

The tubing I had is unfit for the purpose, so had to order new.

The Relief valve is leaking, Air relief is poor operating.

PT Gauge is only working on temp.

So lots of stuff ordered

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12
Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Bruce S -
Mary beat me to it!
Up in Lakeshore, Mi; on the farm we had a snap electric line heater that was set to come on at about 35F so it wouldn't begin to even cloud up. This was used for the Fuel oil heater, though.
I have a CDH (Chinese Diesel heater) that I use Bio-D in. I typically add a bit of unleaded gas to it to keep the viscosity decent. Here in the Midwest, that doesn't happen until around middle of December.
Waste oil is getting harder to find, and not nearly as clean as it used to be.

I'm curious to see this fired up!!

Cheers!!
Bruce S
 
13
Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
When I had a fuel oil furnace the fuel tank was insulated like yours and it had a water loop inside that went to the water heater. Valve opened at 0f and hot water flowed thru the loop back to the water heater. Kept the tank from jelling. Heat tape on the line going into the house...

Some one was thinking ahead!, I'd have to let the water flow at 0c though, much more it gets too thick to flow effectively.

Well down to last little bits, packing around the burner head with rock wool, then all that is left is hook up fuel, fill boiler and fire!

first will be cleaner and testing for leaks. then drain, flush then glycol mix.

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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by MaryB -
When I had a fuel oil furnace the fuel tank was insulated like yours and it had a water loop inside that went to the water heater. Valve opened at 0f and hot water flowed thru the loop back to the water heater. Kept the tank from jelling. Heat tape on the line going into the house...

17
Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
I only heat it if I am working out there or need to thaw ice off the car... 20 pound propane tank lasts all winter running a small flat panel 30k BTU heater(usually run it on low so 10k btu).

Nice, out here any thing you want to not be destroyed has to be heated all winter.

Going to be doing the finishing touches on my burner head, and will have the fuel tank insulated by end of the day.

Next will be runing the fuel into the shed and start doing the sealing with spray foam.
19
Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by Xeonpony -
Shed insulation done, R5 walls R 10 roof, would like to get walls to R10 as well but at this point may just have to suffer this winter with less efficient insulation.

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My garage is R25 in the walls, R50 in the attic area... even the overhead door is well insulated at R24!  Built it to stay warmish all winter with little to no heat.

Nice, long term plans would be much higher insulation but only so much you can do with 5.5 foot by 3.5 foot shed.

So how many twigs do you need to burn in winter to keep her hot?
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Heating, Cooling, Lighting / Re: Waste oil boiler flame head build
Last post by MaryB -
Shed insulation done, R5 walls R 10 roof, would like to get walls to R10 as well but at this point may just have to suffer this winter with less efficient insulation.

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My garage is R25 in the walls, R50 in the attic area... even the overhead door is well insulated at R24!  Built it to stay warmish all winter with little to no heat.