Propane Meter Question

Boom! The classic potato gun harnesses the combustion of flammable vapor.
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octane89
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I'm thinking of starting a "advanced" combustion and had a question about the meter. Instead of using two ball valves and the gauge, can I use a inline regulator to a ball valve?
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gwoloshyn
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If the regulator has an on/off which it probably does then yes you could. But I would definatly spend the extra few bucks for a second ball valve to make sure you get an accurate amount of fuel each time you charge the pipe--because the regulator could still push out fuel when you open the ball valve to charge the chamber.. I'm only making an assumption and I could be wrong...
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octane89
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It does have a on/off from what I know, I think I will use the reg and still use the two valves like you said.
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BigGrib
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definatley use a second ball valve just so that you can cut off the metered supply from the tank supply and you know you have the right ammount each time. I would still use an inline regulator which you can pick up from harbor freight for like 3 bucks. it uses a needle valve and is in the air compressor section, but it will work for propane, although it is a trick bitch to get sealed right so either you will use a lot of teflon tape or a little epoxy.
Yea, that's definitely going to get you at least a tazer.
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octane89
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Thats exactly what the one I was talking about uses. It uses a needle valve and is for a compressor. But I want to use it be able to adjust the psi of propane, and it's cheaper then a tee and gauge.
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gwoloshyn
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Hey octane, you and I are in the same boat. I just started gathering materials for my advanced combustion. What are you using for an ignition source? I want to use a stungun but I can't get one in NY (only for 80 bucks which is a rip off) I bought the reg from harbor freight too.
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BigGrib
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octane89 wrote:Thats exactly what the one I was talking about uses. It uses a needle valve and is for a compressor. But I want to use it be able to adjust the psi of propane, and it's cheaper then a tee and gauge.
this is no problem put it right after your tank before your first ball valve then your meter pipe and then your second ball valve, you will be able to adjust pressure of the propane going into the meter easy as that
Yea, that's definitely going to get you at least a tazer.
<a href="">DONT TAZE ME BRO.. DONT TAZE ME... AHHHH</a>
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octane89
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gwoloshyn wrote:Hey octane, you and I are in the same boat. I just started gathering materials for my advanced combustion. What are you using for an ignition source? I want to use a stungun but I can't get one in NY (only for 80 bucks which is a rip off) I bought the reg from harbor freight too.
I was thinking of either a spark strip or stun gun. Go to the BC Arms store here cause they have a stun gun, fan, and another part for $29.99 + shipping. I already have fans and other stuff for the spark strip, Im just figuring out what Im going to do.
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gwoloshyn
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I was thinking of either a spark strip or stun gun. Go to the BC Arms store here cause they have a stun gun, fan, and another part for $29.99 + shipping. I already have fans and other stuff for the spark strip, Im just figuring out what Im going to do.
I think im going to go for a standard peizo ignitor for this one to make it less complicated...but you gotta love the sound of a stun gun ignition on a potato gun to impress everybody :)

I was also considering ordering an electric ignitor from Char Broil grill website.. maybe i'll do that.
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octane89
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Well a piezo doesn't assure it will fire each time-I think an electric one be a little more promising. All Im doing now is deciding on a igniter, clear combustion chamber, and overall design of what it will look like.
Thats actually pretty much everything I guess, but I have some minor parts together and few sketches.
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wangpushups
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Get a stun gun man. I paid a total of $19 for mine on ebay. Works great. Here...

http://cgi.ebay.com/Stun-Gun-65-000-Vol ... dZViewItem
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octane89
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Well I did a little more research, and stun guns are illegal in michigan. SO, I guess a spark strip or some other igniter will have to do.
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Ragnarok
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Stun guns are illegal, stun gun circuits aren't.
There's no law on voltage... the weapon style case is the only problem.
Does that thing kinda look like a big cat to you?
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octane89
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On the bc arms site, he won't ship to michigan. So that creates a bit of a problem for me. I can manage though, not hard to find another source of ignition.
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MrCrowley
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I'm sure he can take the circuit out and ship that to you.
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