Me too, come to that...I'd much rather dead short a Li battery than a large enough cap to do the job.
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Me too, come to that...I'd much rather dead short a Li battery than a large enough cap to do the job.
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I'd much rather dead short a Li battery than a large enough cap to do the job.
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Yeah, this would not be a good idea for a mech.
I would hope that anyone doing something like this would use appropriate current-limiting components/circuitry. The caps I showed could easily dump 300A to a short. The only good thing is that the short only lasts a fraction of a second and these small caps don't vent or burst for a short (high amps for long periods though will make them leak). But there is still a lot of energy there. Folks, do not try building something using these caps!
An old friend of mine accidentally bridged a startup cap with a crowbar. It cut the bar in half and he was flash blind for several hours.
Ouch! I hope he fully recovered.
Yea, those larger packs are deadly. Crazy high temperatures in an electric arc!
Yep, that's it. Thanks for helping my crappy memory! I definitely have a bad case of CRS these days!Kind of sounds like the aspire triton? Kind of sounds like it Just from the resistances and the top fill and an rba section as well.
A fixed magnet won't work. The heat is generated by the rapidly fluctuating magnetic field generated by the coil underneath the glass in the burner area. That's one of the reasons that the cookware had to be made of the correct material. However, a Pulse Width Modulation (PWM) coil might, just might induct enough current in the atty to vaporize the juice. There is a ton of loss in the whole setup however so if you wanted to apply 10 watts to the juice you would probably have to apply 50 watts to the coil. Think the idea is DIW for that reason.You guys might actually laugh at this idea but the latest (AFAIK) trend in kitchen technology is induction cooking. Imagine a coil made from a metal or other material that heats up under a magnetic field similar to those found in induction cookware. Then just have something like a neodymium magnet (I'm thinking of a tube style mod) that has a bottom fire button but you're just pushing the magnet up towards the coil. Magnetic field engulfs the coil, heats the coil, heats up the juice, etc. etc. A spring pushes the magnet back down when you let go of the button and the coil cools down.
And there you have it. A battery-less vaporizer. So that successfully eliminates the dangers of bad batteries and unsafe usage of batteries in most cases. The only new concern would be how to keep the coils from heating above a certain temperature so you don't catch your wick or juice on fire and blow up the tank which leads me to my next idea:
How about a tiny klystron microwave tube aimed at the juice wick? Might work pretty well but, some major miniaturization would be required in addition to possibly a major breakthrough in battery energy density.I think you're right on target that separating the heating element from directly contacting the liquid would be a big advance in coil life.
Yah, I think the miniaturization and energy density issues are going to be problematic. Energy density alone is going to have to increase-- back of the envelope-- at least an order of magnitude...How about a tiny klystron microwave tube aimed at the juice wick? Might work pretty well but, some major miniaturization would be required in addition to possibly a major breakthrough in battery energy density.
Yah, I think the miniaturization and energy density issues are going to be problematic. Energy density alone is going to have to increase-- back of the envelope-- at least an order of magnitude...
Lol, what do they knowAnd a few regulatory agencies might have something to say about a microwave generator being held up near a person's face.![]()
Lol, what do they know
When BP had the Gulf spill, I was helping out an engineering buddy of mine. I was reading through the endless plethora of crazy ideas coming in from all over the planet, trying to thin the herd a bit before they got to the guys who were busier than I was trying to stop the leak and didn't really have time for foolishness. Some bright spark, engineering student from Paris, wrote in we should build an orbital laser cannon and evaporate the oil from the surface of the ocean before it could spread. Now that, actually, was not all that bad an idea. It would work, which was a change from many of the schemes. There were a few practical problems, however. I wrote him a nice form letter thanking him for his brilliant suggestion and assuring him I had forwarded it to the appropriate authorities. I did not mention it would start WWIII, considering an OLC that can evaporate oil from tens of thousands of square miles of ocean can also melt aircraft carriers if focused a bit closer; or that it would take several hundred years to build and only require about a century of the Gross Planetary Product to pay for; or that it was in violation of more than a dozen international treaties, not to mention the Will of the Congress, regarding the militarization of space; or raise the quis custodiet ipsos custodes question; or...
I know, I know... short sighted of me. Lack of a "can do" attitude, without questionThose piddly little reasons are why you didn't use that awesome idea?![]()
Lol. That was actually my attempt at humor, injecting an Internet meme into the conversation. My background is in electronics and electricity.The same way motors and generators do. Electricity *is* magnetism, and vice versa. Move a coil through a magnetic field, or move a magnet through a stationary coil, it generates current in the coil. Works in reverse, too: apply a current to the coil, and the magnet moves. He's right in theory; building a man-portable, never mind hand held, device that generates sufficient current is going to be a challenge given current state of the art.
Lol, oh my, apologies. I spend too much time in New Members, shepherding the n00bs. Not uncommon I am asked questions that basic, leaving me the task of figuring out how and where to outrageously simplify some complex concepts so they can gain some understanding of what their gear is (or isn't) doing. I didn't mean to spoil your joke.Lol. That was actually my attempt at humor, injecting an Internet meme into the conversation. My background is in electronics and electricity.![]()
Something similar would work for those attys that draw their free air through the 510, but many do not. For an atty that draws air through its base and doesn't need air through the 510, you'd have to locate the pressure sensor somewhere in the atty's air path like, for example, the vape chamber. And if you did that, you might as well locate all of the there, without bothering to drill out the 510s. They could be bluetoothed to the mod, or something. Neither would it be necessary to use a pressure sensor/switch capable of carrying the load. One could use the sensor output to drive a MOSFET to switch the current.Soooo, I had another idea when I laid down to bed last night.
The automatic, suction activated, firing mechanism needs to make a comeback. How I visioned it was like this;
1) hollow out the center post of an atty (much like a squonker)
2)hollow out the 510 of a mod (much like a squonker)
3) wire up a suction activated switch.
Things I am unsure of:
Are there even suction switches that could take the amount of amps we draw? (eg 10+ amps)
Would an atty even create enough suction to activate the switch, given that a lot of the suction is directed from the AFC to the mouth hole lol
Soooo, let the waffling begin!
Something similar would work for those attys that draw their free air through the 510, but many do not. For an atty that draws air through its base and doesn't need air through the 510, you'd have to locate the pressure sensor somewhere in the atty's air path like, for example, the vape chamber. And if you did that, you might as well locate all of the there, without bothering to drill out the 510s. They could be bluetoothed to the mod, or something. Neither would it be necessary to use a pressure sensor/switch capable of carrying the load. One could use the sensor output to drive a MOSFET to switch the current.
My question is, if we go to that effort, what have we gained? What's wrong with pushing the fire button? What happens is you build a coil with some ramp-up time? You just sit there sucking on the drip tip and wait for the vapor? I suppose there's some minor improvement in deleting a moving part (the switch) in favor of a solid state component (the pressure sensor) but this can be as easily done by replacing the switch with a capacitive touch sensor (and it ignores the added complexity of the bluetooth gear). Moreover, if your mod uses an actual switch switch, it would take 2 parts to replace it because you'd then need a MOSFET. So yes, if you want one, it can be built. It would be easier to do if you use a Kayfun or something that draws it's air through the 510. But why?
I suppose that's a good enough reasonGreat points! Why? Well, I would get a giggle out of it... lol but really, a lot of people I have met just HATE the idea of pressing the button, so if we could see a kit similar to say an istick 30watt that is optimized with a tank to use this feature, I'm sure many new vapers would love it!
Great points! Why? Well, I would get a giggle out of it... lol but really, a lot of people I have met just HATE the idea of pressing the button, so if we could see a kit similar to say an istick 30watt that is optimized with a tank to use this feature, I'm sure many new vapers would love it!