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Hi Text_Here and welcome to ECF!
Good advice above, and here's a good thread about why sub-ohming isn't necessary with VV/VW devices:
My thoughts about sub-ohm and latest VV/VW devices...
Hope it helps and Happy Vaping!
Yeah, your post is pretty much spot on and anyone with any sort of physics or electronics background. People with such backgrounds will instantly understand that the typical "wisdom" in vaping is just wrong. In bodybuilding, they call misinformation and pseudoscience "broscience." For instance someone will say "Bro, you need 400 grams of protein a day to maintain that mass." It's bullchit, of course and why it's deemed broscience. I just find it interesting how various subcultures out there have their own versions of broscience.
As for me, I do build sub-ohm on my VV/VW devices because 1) I am lazy and 2) the ramp up time is slower on high-res builds UNLESS you have really high gauge wire on hand (which I don't). I definitely want to experiment with high voltage/high ohm setups once I get around to buying some thin wire.
I think a lot of people don't realize that voltage and wattage aren't what you need to consider in relation to battery safety. The battery's health is only reliant upon the current drain. If you can vape at a high resistance and a high voltage, it dramatically reduces the current being pulled from the battery. And when it comes to accidents, current is what you need to worry about. If you're only pulling 8 amps and blowing clouds, that's certainly preferable to pulling 20 amps for the same cloud.
This brings me to something else: almost no VW/VV mods have an amp reading. Along with the voltage, wattage, and resistance reading, they should throw in what amperage the battery will be drawing for a specific build. This might make some people think twice about super sub-ohm builds, even on a regulated device.
I know I am preaching to the choir, so this isn't directed at you, Rus, but just some general musings here. Let's do an example:
A lot of people seem to like to vape around 25-30 watts on some sub-ohm builds (say .5 and above). You get decent clouds and flavor on a lot of the subohm clearos like the Subtank. Well, imagine if you're using a newer VW/VV device. Most of these newer devices can push 8-10 volts nowadays. My IPV can output 8.5 volts. Now, imagine using the Subtank with a 2 ohm coil like all the older tanks used to use by default. Same coil head, same tank, same airflow, but higher resistance.
Now, on the .5 coils at 30 watts, you are pulling 7.7 amps from the battery. Nothing dangerous, certainly, but it is consuming a decent amount of battery power each time you fire.
Now let's compare it to 30 watts on a higher res coil. If you run a 2 ohm coil at 30 watts, that requires 7.7 volts (well within the range of modern VV devices). However, the amperage draw is almost
half of that of the .5 coil. Your battery will be pulling 3.9 amps.
Why does this all matter if the vape is the same between the two builds? Two reasons:
1) Safety. The less amps you draw, the safer your battery remains. The .5 build at 30 watts isn't dangerous for quality batteries, but lower ohm builds (0.2) certainly can be.
2) Battery life. If you can get the same vape by drawing less amps, why wouldn't you? The less current you drain from the battery, the longer your battery will last per charge.
It's a win-win for everyone if the whole "sub-ohm" culture would just go away. If you prefer mech mods, cool. You are forced to sub-ohm, but we shouldn't be suggesting it to people with VV/VW devices. Instead, we should have people experimenting with high res builds to see what sort of clouds/flavor/response time they can get out of said builds at high voltages. Assuming the wattage is high enough to compete with sub-ohm builds, assuming the airflow is good, and assuming the coil has a good surface area, I see no reason it can't be just as good as a subohm vape.
What the mech mod people need are higher voltage batteries so they can go above the 3.7ish volts and put less stress on their batteries. Perhaps the demand will be there one day.