is there a vv pv that can run more than 15 watts?

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arh32

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these are designs that have worked for me, but there are quite a few others in the modding section.

heres my first onehttp://www.e-cigarette-forum.com/forum/battery-mods/364514-aluminum-dna-20-box.html

Mamu did an awesome tutorial in this threadhttp://www.e-cigarette-forum.com/forum/battery-mods/366666-milo-dna20d-mod-step-step-how.html

This is my latest http://www.e-cigarette-forum.com/forum/battery-mods/394050-big-bore-recessed-dna-20-box.html

and this is what can happen if you aren't extremely careful http://www.e-cigarette-forum.com/forum/battery-mods/388585-always-use-fuse.html

If you plan on running >15w would recommend sticking with larger Li-Po's, but of course use what your most comfortable with

Thank You!!!
 

wv2win

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Im not sure-but why do you need to go over 15 watts? Thats a hell of a vape!
I vape at 10 watts and over 12 seems excessive IMO...

A good example is someone using a 1.5 ohm dual coil cartomizer. Many of us who use these heads vape them in the 12 - 13 watt range which would be similar to vaping a single coil 3.0 ohm around 8.5 - 10 watts.
 

AttyPops

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Yeah, but even then that's less than 15. He's using ultra-fat low guage wire...apparently too long or something so ohms are real low and he needs the watts to actually heat/glow the wire rather than letting it just "warm". Most of the tests with e-cigs have been using standard atomizers, cartos...not custom heavy guage stuff. So who knows what it's producing at what wattage at what heat dissipation per square mm.

It may even be cooler. Who knows. To each their own. If he wants to roll his own that far out of spec...he should just visit the modder's section and rig up a 110 v AC to DC adjustable power supply (doesn't even really have to be DC).

Besides, he keeps omitting details like ohms and/or volts so we can't do an ohm's law calc. But say 3 amps at 20 watts is 2.2 ohms at 6.6 volts. Well within the range of many PVs (check voltage max).

Also, some vape stacked (IMR !!!! Research this 1st) batteries...that's 7.2 volt vaping and would get a 3.0 ohm coil (which he probably can't do) to 17.28 watts using 2.4 amps. Etc...
 

Jerms

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Im not sure-but why do you need to go over 15 watts? Thats a hell of a vape!
I vape at 10 watts and over 12 seems excessive IMO...

Depends on what your running those watts through. A regular atty or clearo above 10 watts runs the coil dry really quick creating a hot, dry vape. An RBA with 28 gauge wire at 10 watts heats up the coil too slow. Thicker wire takes more energy to heat up. RBAs also wick the juice to the coil fast enough to keep it from overheating.

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Jerms

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Also, some vape stacked (IMR !!!! Research this 1st) batteries...that's 7.2 volt vaping and would get a 3.0 ohm coil (which he probably can't do) to 17.28 watts using 2.4 amps. Etc...

That's only for mechanicals, the VV APVs that we're talking about like the VAMO can be safely used stacked with IMR batteries as long as they're mated. For 28 gauge we're talking about 1.2 to 1.5 ohm on these VV devices, at 15-20 watts it's under 5 volts, well within the amp range they are safely capable of.

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AttyPops

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What's "only for mechanicals?". I was discussing ohms' law and the fact that even 3.0 amp regulators (or no regulator) can handle more than 15 watts...just up the voltage. But he's not discussing details...like ohms or voltage...only watts. So IDK.

What's the average ohm rating of one of his 28 ga coils?
 

AttyPops

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Besides, I vape stacked batteries in a vv box mod all the time (my usual mod). With a 3.0 amp regulator and I could still put 20 watts into a coil if I wanted to. And it isn't some VAMO or whatever. Not that the Vamo is bad or anything. But it's just one of many.

And if I really wanted to get going...I'd build an evercool...from scratch...per bigblue30's specs.

http://www.e-cigarette-forum.com/forum/battery-mods/114901-evercool-variable-voltage-mod.html

Up to 10-A Output Current
Wide Input Voltage Range (4.5 V to 14 V)
Wide-Output Voltage Adjustable (0.6 V to 5.5 V)
Efficiencies Up To 96%
ON/OFF Inhibit
Undervoltage Lockout (UVLO)
Output Overcurrent Protection
(Nonlatching, Auto-Reset)
Overtemperature Protection
 
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Jerms

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What's "only for mechanicals?". I was discussing ohms' law and the fact that even 3.0 amp regulators (or no regulator) can handle more than 15 watts...just up the voltage. But he's not discussing details...like ohms or voltage...only watts. So IDK.

What's the average ohm rating of one of his 28 ga coils?

The "only for mechanicals" was in response to your quote of stacking means 7.2 volt vaping. In our VV devices stacking results in whatever we set the volts at. Also like I said for these APV with 28 ga it's around 1.2-1.5 ohm, so under 5 volts at 15-20 watts and under 3 amp.

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AttyPops

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What he seems to be missing....is the details.

Per ohm's laws.... if you have any two things...you know all four things....volts, amps, ohms, watts.

So his coil is ______ ohms. His max voltage is _____ volts. The others are fixed per the previous two. The limitations come it with the amp limits and/or voltage limits....so yes watts. However, given that all regulators have a max voltage, and he won't discuss his coil ohms, theres no way to discuss watts well.

Since the EverCool, for example, has a 10 amp limit....it should provide him enough oomph at 5.5 volts but who knows....that's 55 watts.

EDIT:
Posted before I saw the above post.
so like I said...well within 3 amps....so just pick one. There's lots of em.
And my "stacking" was also part of the previous paragraph that you omitted....

Jerms...I build and use stacked battery vv mods .... you're misreading me.
 
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arh32

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What he seems to be missing....is the details.

Per ohm's laws.... if you have any two things...you know all four things....volts, amps, ohms, watts.

So his coil is ______ ohms. His max voltage is _____ volts. The others are fixed per the previous two. The limitations come it with the amp limits and/or voltage limits....so yes watts. However, given that all regulators have a max voltage, and he won't discuss his coil ohms, theres no way to discuss watts well.

Since the EverCool, for example, has a 10 amp limit....it should provide him enough oomph at 5.5 volts but who knows....that's 55 watts.

EDIT:
Posted before I saw the above post.
so like I said...well within 3 amps....so just pick one. There's lots of em.
And my "stacking" was also part of the previous paragraph that you omitted....

Jerms...I build and use stacked battery vv mods .... you're misreading me.

Sorry you are right i should be more clear. My set up now is 28ga 1.2 ohm running at 4.2 volts. I am at the max of 3.5amps with the provari and almost at the max watts 14.7. I am using an RSST with the air hole at 1.5mm. Its a very nice vape for sure. I drag for about 4s and have a lung full, but i just want more. I would like to take a 1s drag and blow clouds. Now say i up my ohms to say 1.5 really i am not even sure that more power would help cause if i up my ohms it would be more slow to start up. Anyway 1.5ohm 3.6a 19.44watts. I think i would like to try that set up. What do you think would be the best way to get a little more power. Oh and if i could i would like to keep it vv thats why the dna20 sounds so good to me. Thank You
 

AttyPops

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OK thx. I need at least 2 variables (One other than watts).

Since I haven't used that heavy ga stuff...IDK how it behaves with more wraps. That would up the ohms, but just give you more wire to heat so IDK. You're correct that you're at max amps. Upping voltage won't help since that would require more amps and you are at 3.4 amps now. Sucks.

Why are you hell bent on that gauge wire? It's making your life harder. There's only three ways to up the ohms...a) use thinner wire b) longer wire c) different wire with higher resistance per cm.

If course, you can change the PV to dump more into it...see the evercool for a 10 amp max or others...check max amps and max volts. However, it is still WAY unnecessary for an e-cig.

Example: I used to often vape at 3.0 ohm standard atomizers and 5 volts. Not even DCC stuff. Hits like a cig...the one second thing that you are talking about. Now I use 36 ga wire on SS mesh or silica wick. Sometimes 32 ga with more wraps. Assuming you don't have wicking problems....they hit like monsters.

So at a certain point, you shoot yourself in the foot, and just drain batteries faster....but you can go with more watts...it's hard to justify from a cost/benefit perspective (cost being power usage/drain on batteries). But...that's what's cool about e-cigs...to each their own.

So....If you really want to stay with that ga wire...I'd seriously look at either giving up the VV and trying a 7.2 stacked config (not a real good choice since it follows battery voltage and you have to be real safe with the device/batteries) or go with the Vamo, Evercool, or something with a high-amp limit and high voltage too.

I know I'm being opinionated, but I think you're making extra trouble for little if any gain by using that gauge wire. What we don't measure well in the e-cig world is effective heat dissipation into the liquid per coil size and unit of time. So...it get's beyond me. More thermal dynamics/physics type of stuff. Guessing that using 32 ga would give you what you want and be more efficient with the batteries too.

Are you sitting on 100 feet of 28 ga or something? Curious. Is 28 ga supposed to last forever?

Basically, voltage = oomph. The ohms are the ohms that you wind. Everything else follows....but like you say...amp limits exist just like voltage limits (or essentially watts limits).
 
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AttyPops

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I know you're doing the calcs....obviously....but here's a cheat site:

Ohm's Law Calculator

Plug in two and play.

Also, think of volts like water pressure. It's the biggest factor in the response time of the coil IMO....it's how hard the electrons get "pushed" (well, the potential difference between the poles). So upping voltage gives you the oomph. But like you say...it's all related.
 

Jerms

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For me the jump in flavor makes the thicker wire worth the faster drain on batteries. I think a lot of people are doing it for more vapor production, but for me flavor is numero uno. Vaping and enjoying NETs is the biggest part of my hobby, and I want to get the best flavor possible. Going from 32 kanthal to 30 gauge was a pretty significant boost in flavor as far as picking up more notes and overall richness. The VAMO is my only APV, so I don't have the hardware necessary for 28 gauge, but I'm happy with 30. I may get a mechanical one day to do 28 ga SLR set-up.

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arh32

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OK thx. I need at least 2 variables (One other than watts).

Since I haven't used that heavy ga stuff...IDK how it behaves with more wraps. That would up the ohms, but just give you more wire to heat so IDK. You're correct that you're at max amps. Upping voltage won't help since that would require more amps and you are at 3.4 amps now. Sucks.

Why are you hell bent on that gauge wire? It's making your life harder. There's only three ways to up the ohms...a) use thinner wire b) longer wire c) different wire with higher resistance per cm.

If course, you can change the PV to dump more into it...see the evercool for a 10 amp max or others...check max amps and max volts. However, it is still WAY unnecessary for an e-cig.

Example: I used to often vape at 3.0 ohm standard atomizers and 5 volts. Not even DCC stuff. Hits like a cig...the one second thing that you are talking about. Now I use 36 ga wire on SS mesh or silica wick. Sometimes 32 ga with more wraps. Assuming you don't have wicking problems....they hit like monsters.

So at a certain point, you shoot yourself in the foot, and just drain batteries faster....but you can go with more watts...it's hard to justify from a cost/benefit perspective (cost being power usage/drain on batteries). But...that's what's cool about e-cigs...to each their own.

So....If you really want to stay with that ga wire...I'd seriously look at either giving up the VV and trying a 7.2 stacked config (not a real good choice since it follows battery voltage and you have to be real safe with the device/batteries) or go with the Vamo, Evercool, or something with a high-amp limit and high voltage too.

I know I'm being opinionated, but I think you're making extra trouble for little if any gain by using that gauge wire. What we don't measure well in the e-cig world is effective heat dissipation into the liquid per coil size and unit of time. So...it get's beyond me. More thermal dynamics/physics type of stuff. Guessing that using 32 ga would give you what you want and be more efficient with the batteries too.

Are you sitting on 100 feet of 28 ga or something? Curious. Is 28 ga supposed to last forever?

Basically, voltage = oomph. The ohms are the ohms that you wind. Everything else follows....but like you say...amp limits exist just like voltage limits (or essentially watts limits).

Evercool looks ever cool. But i am not a modder and have never in my life done anything like that. I would like to try someday maby. As far as the 28ga it gives the best flavor and most vapor of any wire i have used. I have 100feet of it 30ga and 32ga. So all in all i think i will try a mec mod till the day comes that i feel like playing with a chip. I have a friend on here that vapes .7ohm coil with a fresh bat of 4 volts thats like 22 watts. He is getting the 1s drag that i am after. Thank You for the info on this
 

AttyPops

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I KNEW it! You're sitting on 100 ft of 28 ga! :p Glad it's working for you for flavor and such.

I think someone sells an evercool mod pre-assembled. (Digs around) Here's one, I think there are other vendors too...so search. Verify what regulator they used. This is a 14500 but he sells 18650 ones too:

WAIT...HE'S using 3 amp limit regulators. I asked if he's use a 6 amp reg. See here:
http://www.e-cigarette-forum.com/fo...quality-look-great-price-177.html#post9149210

Haven't used that vendor myself, so check reviews. Looks good. He's got a 14500 based vv mod using an evercool switching reg for as low as 55 bucks (no readout) or higher with other options. IDK prices for switching out the regulator to a better one.

I didn't mean to swear you off mods. There's dangers in stacked batteries and all mech stuff too. So.....I'd still research because VV is a nice thing. And its regulated, so you get consistent voltage.
 
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