my vaporizer gets so hot...

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edyle

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While it does appear to be within tolerance, I'd still say you're pushing that little battery hard. I understand ohm's law, but there is one thing that confuses me...which is this...when I run a single coil at 1.5 ohm's on my Provari I get a lot longer battery life than if I run a dual-coil at 1.5 ohms. Even though the math works out the same (half current across each coil), it undoubtedly is drawing MORE current from the battery since it dies so much quicker. So...can someone explain that?! :confused:

It should be the same if you using the same voltage, but I bet you use a higher voltage on the dual coil. The dual coil has 2 3 ohm coils in parallel; the 3 ohm coils need a higher voltage to get up to temperature
 

NealBJr

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Dude! You're pushing a dual-coil setup on a tiny weak little battery! Of course it's going to get HOT! In fact I would say that it's probably not very safe to be doing that! :blink:

Whether or not you have one or two coils is not the issue, it's the ohm rating. You can have 10 coils in an atomizer, but if it reads 1.5 ohm.. that's 2.4 amps.

Now, at 1.5 ohms, that would only give about 9.1 watts of power. most coils heat up nicely at 8 watts If you had 10 coils in my example, it would only supply .91 watts to each coil.. which isn't enough to get it warm.

That being said, the answer to the OP's question might be the ohm rating. Try a higher ohm coil and see what happens. Also, if the battery is getting warm, then it's definatley time to go UP in the ohms. if your battery is fine, and it's just the protank getting warm, you could either up the ohms, or change tanks occasionally to give the other time to cool down.
 

edyle

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happydave

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It should be the same if you using the same voltage, but I bet you use a higher voltage on the dual coil. The dual coil has 2 3 ohm coils in parallel; the 3 ohm coils need a higher voltage to get up to temperature

it does not work like that... the only reason for this, (needing to up the voltage) is that your VV mod is putting out a constant amperage.
remember Volts x Amps = watts.
 

Dampmaskin

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it does not work like that... the only reason for this, (needing to up the voltage) is that your VV mod is putting out a constant amperage.
remember Volts x Amps = watts.

I don't understand. Are you saying that VV mods use current regulation instead of voltage regulation? And if they do, how is that relevant to what temperature the coil reaches?
 

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chebird

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so what does all this mean? its all kinda way over my head. so should i go and put the protank 3 away until i can purchase a stronger battery?

it cools down after a few seconds.

so this is norml for it to get slightly warm...

Yes this is normal for it to get slightly warm the protank will get warm as will the top of the battery due to the transfer of heat from the coil.

I would suggest you do get a larger capacity battery though you must be charging that one an awful lot:)
 

edyle

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so what does all this mean? its all kinda way over my head. so should i go and put the protank 3 away until i can purchase a stronger battery?

it cools down after a few seconds.

so this is norml for it to get slightly warm...

It means PLEASE get a higher ohm coil; dual coils tend to be low ohms and draw alot of power, and your little eGo battery wasn't really intended for too much.

I'm sure it's perfectly fine for somebody is already used to vaping for a while, but if you're just starting out, I'd say be very cautious about anything getting hot.

After hot comes smoke. After smoke comes ........


I've had a couple eGo batteries do funny stuff on me; one started getting way too hot and so I put it on the floor and it started to smoke and self destruct; nothing I could but sit and watch
 

im_coryy

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Yes this is normal for it to get slightly warm the protank will get warm as will the top of the battery due to the transfer of heat from the coil.

I would suggest you do get a larger capacity battery though you must be charging that one an awful lot:)

it lasts me one tank i gott charge it once a day i need new batteries. one day my collection will grow! vaping has turned into quite the hobby for me
 

im_coryy

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It means PLEASE get a higher ohm coil; dual coils tend to be low ohms and draw alot of power, and your little eGo battery wasn't really intended for too much.

I'm sure it's perfectly fine for somebody is already used to vaping for a while, but if you're just starting out, I'd say be very cautious about anything getting hot.

After hot comes smoke. After smoke comes ........


I've had a couple eGo batteries do funny stuff on me; one started getting way too hot and so I put it on the floor and it started to smoke and self destruct; nothing I could but sit and watch

so what would be recommended? something similar to the kangertech 1000mah? the whole voltage and ohm is way over my head. i guess i should research a little more.
 

happydave

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I don't understand. Are you saying that VV mods use current regulation instead of voltage regulation? And if they do, how is that relevant to what temperature the coil reaches?

if you have a single 1.5 ohm coil at 4.2 volts it will pull 2.8 amps from the battery.
if you have a duel coil with an over all circuit resistance of 1.5 ohms (Two 3 ohm coils) it will 2.8 amps from the battery.
if you have a duel coil with and over all circuit resistance of .75 amps (two 1.5 ohm coils) it will pull 5.6 amps from the battery.
the number of amps is divided by the number of parallel branches (as long as each branch as the same resistance). the volts will remain the same at the start of each branch. so you still have 4.2 volts at the start of each branch. Volts x Amps = Watts. and the Watt is a unit of power. how much power each coil gets will directly effect the temp of the coil.

the only reason why you would need to crank up the voltage to get the same watts per coil is because the amps are being limited.
 
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