The Torch Discharge (AKA RF Plasma Flame)

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  • Опубліковано 4 вер 2024

КОМЕНТАРІ • 219

  • @guythat779
    @guythat779 4 роки тому +71

    Here from styropyro, as a pyro myself gotta say you have a very beautiful flame

    • @Vidduley
      @Vidduley  4 роки тому +14

      Thank you!

    • @guythat779
      @guythat779 4 роки тому +6

      @@Vidduley days after seeing the video it still pops up in my head, it must be one of the most energy dense flames out there
      Cause unlike chemical fires that usually involve gases or combustion on the surface of a solid this flame is not hollow at all, and not to mention the beautiful colour and consistency
      I simply must recreate it I'm as obssessed as one can be before going mad. Unfortunately my electrical engineering skills and specially with high voltage are not so great
      I just hope my mechanical engineering courses will give me the opportunity to do this one day
      Thank you so much for showing me this

    • @wbeaty
      @wbeaty 3 роки тому +1

      @@guythat779 For tiny versions, search on "plasma tweeter," where the plasma flame is used as a loudspeaker.
      Also see DanyK666 website for schematics. A cheap high-power tube is GU-81M from russia/ukraine/etc., like DANYK666 used here ua-cam.com/video/6AS6ZZnbvpA/v-deo.html

    • @guythat779
      @guythat779 3 роки тому +1

      @@wbeaty bless you my man

    • @stoopidhaters
      @stoopidhaters 3 роки тому

      What's the name of his video?

  • @wbeaty
    @wbeaty 3 роки тому +4

    Yes it's called "plasma torch" in English. As a little kid in the 1970s I found a book on vac-tube induction heaters, RF lamps, and plasma torches. They gave hobbyist- schematics for 1-tube and 2-tube power-oscillators.
    Their hobby-project for a plasma torch had a portable "remote head," where the coil of the vac-tube oscillator had a 2-turn secondary connected to a PL-59 rf connector and RG-8 coaxial cable. This led to a remote 2-turn coil and tuning-capacitor, which was coupled to a 10turn resonant coil made from copper tubing. A hand-held Plasma Gun! They used a blower from a vacuum cleaner to aim the plasma-flame. The flame could be turned sideways or upside-down.
    In the professional models we'd inject very fine ceramic or glass powder through the flame, so it condenses on any surface touched by the flame. "Plasma spray coating," as was done on reentry shields used in Apollo capsules etc. Someday I want to try this, and see which surfaces will tolerate a ceramic plasma-torch coating. Yes glass and metals, but what about wood, plastic, fabric, even apples oranges roses or blobs of Jello? That, or try making the ceramic version of wood: alternating layers of silicon carbide and quartz? Make some Star Trek hull-material.
    Here at work we once had an "ICP" spectrum analyzer from 1964 the size of a small car, with a water-cooled 4KW plasma torch running at 27.1MHz, with the plasma in a laminar flow of argon. Similar setup to the above, where the plasma flame was coming from a little water-cooled coil of copper tubing. At 4KW it was like an arc welder, fry your eyes instantly. (In the 1970s the device was modernized: it once had a dec PDP-8 computer and teletype!) The plasma power supply was a huge rack called "Plasma-therm HFS," with I think a 4CX3000 transmitter tube. Lots of those on ebay, if a rich hobbyist wanted to play.
    So, same setup as yours, just LARGE.

    • @Vidduley
      @Vidduley  3 роки тому +3

      That is very, very interesting! Thank you so much for this information! I know about industrial plasma torches, but the ones I've seen tend to use high velocity gas flow in combination with DC arcs. Rarely an inductively coupled RF plasma in a gas stream (mostly in spectroscopy). Maybe the RF torch discharge by itself is too unstable? Or maybe it's waiting to be rediscovered in some industrial form.
      P.S. about the movable head of a plasma torch - it's funny, I'm working on a similar project right now :D Transistor 13.56 MHz RF generator, power coax with connectors, and a remote torch matching unit. Maybe this channel will see it, maybe not. For the last couple of years I have been constantly feeling the lack of spare time, hence the lack of videos on the channel. Anyways, thanks again for your great and interesting comment.

  • @lbochtler
    @lbochtler 5 років тому +24

    Well, Sergey Zilitinkevitch was the discoverer of this, due to him not just saying, oh look a single electrode arc! But instead investigating it, unlike general Electric.

  • @bottlekruiser
    @bottlekruiser 5 років тому +29

    4:14
    why am i thinking of electroboom suddenly...
    :P

  • @StereoTyp0
    @StereoTyp0 4 роки тому +4

    Styropyro sent me. Fascinating video!

  • @johngalt4657
    @johngalt4657 3 роки тому +1

    You should build these candles for sale on internet. TONS of people will buy that! Add a few minor safety features and you will make serious money!!!
    Its a great idea and beautiful flame! GREAT WORK!

    • @codecoderedred3013
      @codecoderedred3013 3 роки тому +2

      14 MHz, just in the spot of 20m amateur band, this device produces also higher order harmonics and every radio amateur neighbour would go crazy if everyone had this

  • @legobuildingsrewiew7538
    @legobuildingsrewiew7538 5 років тому +10

    It's so cool that you speak english.

  • @joshualeft
    @joshualeft Рік тому

    Just came over from styropyros video. These videos are awesome! Thank you for educating us purely because you enjoy it!

  • @doctorpex6862
    @doctorpex6862 3 роки тому +2

    Just discovered your channel from comment on electro boom video. Excellent content.

  • @LaramidiaWX
    @LaramidiaWX 3 місяці тому

    Fascinating. Great job!

  • @henryswan1374
    @henryswan1374 6 років тому +7

    WOOOOW! this is incredible!

  • @dragossion
    @dragossion 4 роки тому +5

    Great job man! Keep up the good work! Bringing knawledge in a beautiful "killer" way

    • @Vidduley
      @Vidduley  4 роки тому +2

      Haha, thank you!

    • @1islam1
      @1islam1 2 роки тому +1

      @@Vidduley 🔴 What Is Islam? ⚠️
      🔴 Islam is not just another religion.
      🔵 It is the same message preached by Moses, Jesus and Abraham.
      🔴 Islam literally means ‘submission to God’ and it teaches us to have a direct relationship with God.
      🔵 It reminds us that since God created us, no one should be worshipped except God alone.
      🔴 It also teaches that God is nothing like a human being or like anything that we can imagine.
      🌍 The concept of God is summarized in the Quran as:
      📖 { “Say, He is God, the One. God, the Absolute. He does not give birth, nor was He born, and there is nothing like Him.”} (Quran 112:1-4)[4] 📚
      🔴 Becoming a Muslim is not turning your back to Jesus.
      🔵 Rather it’s going back to the original teachings of Jesus and obeying him.

  • @Cannotoad1201
    @Cannotoad1201 7 місяців тому

    Surprisingly I’m not from styropyro, but I do love watching his videos

  • @georgewashington90
    @georgewashington90 Рік тому +1

    Nice video.

  • @christopherleubner6633
    @christopherleubner6633 Місяць тому

    You can use this discharge to produce nitric oxide then use that to make nitric acid. It works very well. Use a glass tube around it with foil as the feedback capacitor and pump dry air through it. Have the gasses collect cooled and bubbled through distilled water. Collect the gas left over and cycle it through a condensor and cold trap dryer. ❤

    • @Vidduley
      @Vidduley  Місяць тому

      Very interesting, thank you!

  • @rodv92
    @rodv92 4 роки тому +5

    I wonder how the torch would function inside a vacuum discharge tube with a hollow electrode facing the other electrode using RF, the hollow electrode would be syringe shaped and inject low-pressure dry steam inside the tube. The goal would be to electrolyze water with a RF discharge (with an orthogonal set of electrodes to accelerate protons and oxygen ions with their electrons stripped, and then collect them at the other side of the tube. (oxygen and protons would be then deflected by another set of electrodes and collected in different places due to their different weights (and different deflections). That's purely theoretical, no idea if that would work.

  • @Magneticitist
    @Magneticitist 3 роки тому +1

    It is kind of interesting trying to research the true history of RF flame discharges and surely one would have thought there would be a sort of standardized name for it. I'd expect it to be common knowledge among HAMs. It's also strange to not see it scattered all across the internet as a DIY gem. Perhaps big industry doesn't want the propagation of such devices littering various bandwidths just for the sake of people wanting a flame. In that regard I would have thought by now the most popular internet DIY personalities would have honed a standardized circuit for these now with intended frequency ranges. Maybe soon to come. A lot of the research I've read done with 'RF torches' does not even implement an arc discharge but rather an arc-less plasma flow of some kind.

  • @mikeconnery4652
    @mikeconnery4652 6 місяців тому

    That was excellent

  • @mundymorningreport3137
    @mundymorningreport3137 3 роки тому +1

    Thanks for the explanation.

  • @legobuildingsrewiew7538
    @legobuildingsrewiew7538 5 років тому +3

    Great Quality Videos bro!

  • @juansanchez-sw9ns
    @juansanchez-sw9ns Рік тому

    In the book "The inventions, researches and writings of Nikola Tesla" in the chapter "HIGH FREQUENCY AND HIGH POTENTIAL CURRENTS", you can find references to those types of discharge with illustrations and the book was written in 1894.
    All the best

    • @Vidduley
      @Vidduley  Рік тому +1

      Hi, thank you for very interesting information! Do you mean Fig. 110 in the mentioned book and the corresponding description? Citing page 166 here:
      "There is still another and far more striking peculiarity of the brush discharge produced by very rapidly alternating currents. To observe this it is best to replace the usual terminals of the coil by two metal columns insulated with a good thickness of ebonite. It is also well to close all fissures and cracks with wax so that the brushes cannot form anywhere except at the tops of the columns. If the conditions are carefully adjusted which, of course, must be left to the skill of the experimenter so that the potential rises to an enormous value, one may produce two powerful brushes several inches long, nearly white at their roots, which in the dark bear a striking resemblance to two flames of a gas escaping under pressure (Fig. 110). But they do not only resemble, they are veritable flames, for they are hot. Certainly they are not as hot as a gas burner, but they would be so if the frequency and the potential would be sufficiently high."

  • @andrewhamop6665
    @andrewhamop6665 3 роки тому +1

    Beautiful, just keep it away from sensitive RF receivers lol. That would be an interesting source of RFI to find for sure.

  • @BorBandungCom
    @BorBandungCom 5 років тому +1

    Great Job Friends.

  • @johngalt4657
    @johngalt4657 3 роки тому +1

    Thanks! Great Stuff!😃👍👍👍👍👍

    • @Vidduley
      @Vidduley  3 роки тому

      Thank you for watching!

  • @megadeath6720
    @megadeath6720 4 роки тому +4

    Styropyro fans send their regards

    • @Vidduley
      @Vidduley  4 роки тому +3

      Hope you like it here, hopefully my next video will be out in a month or so!

  • @randyhavard6084
    @randyhavard6084 2 роки тому

    Great video

  • @imeprezime1285
    @imeprezime1285 2 роки тому

    "Cathode Spot" is the English term you were looking for I think

  • @Texas_bikes66
    @Texas_bikes66 3 роки тому

    So under rated

    • @Vidduley
      @Vidduley  3 роки тому +1

      :)

    • @Texas_bikes66
      @Texas_bikes66 3 роки тому

      @@Vidduley I love high voltage mostly Tesla coils and flyback transformer

  • @johnpap350
    @johnpap350 5 років тому +9

    Hey! What capacitors did you use for the voltage multiplier?

    • @Vidduley
      @Vidduley  5 років тому +7

      Hi, I believe these were 350 V 220 uF capacitors

    • @johnpap350
      @johnpap350 5 років тому +1

      @@Vidduley Ok thanks!

    • @johnpap350
      @johnpap350 5 років тому +1

      @@Vidduley And the diodes?

    • @Vidduley
      @Vidduley  5 років тому +3

      I really don't remember, I have this setup encased now; just some regular 3 A 1000 V diodes

    • @johnpap350
      @johnpap350 5 років тому

      @@Vidduley That's ok. What kind of multiplier did you use? (schematic for the voltage multiplier) You are the best!

  • @geoyoshinaka5251
    @geoyoshinaka5251 5 років тому +1

    How do you manage to understand your circuit behavior? Do you have a digital scope? To me, it would seem an essential tool for checking that each part is working according to expectations and troubleshooting potential problems. Links to articles for further reading would also be much appreciated on each project. Thanks for your inspiring videos!

    • @Vidduley
      @Vidduley  5 років тому +6

      My pleasure! I do have a digital scope, which I indeed utilise in tuning and checking of almost every project. I had the idea of linking articles, but most of material that I put into making a video comes from big Soviet heritage of books/articles that are either russian language only or are extremely hard to find in the English version. Here for example it seems that the torch discharge hasn't been properly researched outside of USSR at all. But I do have a couple of decent english-language sources on the topics of my interest (gas discharges, plasma, and pulsed power): "Plasma Physics and Engineering"(2011, 2nd edition, Fridman, Kennedy), "Pulsed Power Systems" (2006, Bluhm) and "Foundations of Pulsed Power Technology" (2017, Lehr, Ron). Hope you will find those helpful!

    • @geoyoshinaka5251
      @geoyoshinaka5251 5 років тому

      @@Vidduley Thank you for the links to the literature packed with relevant info! I can hardly wait to see my first arc!

  • @sFeral
    @sFeral 3 роки тому +1

    Wonder if you could put a water vessel on top instead of the cap and still get a discharge ? I was playing with a ZVS flyback combo some time ago and it seemed like the water was getting hot but wasn't evaporating as much as u'd maybe expect, keeping the copper cool especially if the metal is not near the surface, which it wouldn't be if you were to drill a vessel at the bottom

  • @sFeral
    @sFeral 5 років тому +3

    Very NICE. Have you tried melting glass in it ?

    • @Vidduley
      @Vidduley  5 років тому +3

      Thank you! Yes, glass melts easily here and gives the torch bright yellow sodium color.

  • @haruhisuzumiya6650
    @haruhisuzumiya6650 Рік тому

    It's also a UV lamp
    It ionizes the air

  • @geoyoshinaka5251
    @geoyoshinaka5251 3 роки тому

    Did you say that the heating of the Torch Discharge channel was due to the displacement current? i.e, proportional to the rapid dE/dt? I do hope you will find the time in spite of your studies, to upload more videos! Thank you for the very instructive demonstrations :)

    • @Vidduley
      @Vidduley  3 роки тому +1

      Hi, glad to see you in the comments again! Yes, in the simplest model the torch is modeled as a capacitor in series with a resistor, so the higher the dE/dt, the higher the current will be. The problem is that actually this is more of a slow wave transmission line, with losses determined by plasma parameters and a dozen variables you have to take into account :D So far, personally I haven't seen a single model that would fully describe the RF flame. 10 MHz flame yes, possibly, 1 GHz flame, also something believable, but a single frequency-dependent model - nope. The lack of general academic interest in this topic doesn't help, though I'm planning to maybe get things there moving a little bit :)

  • @johnpap350
    @johnpap350 5 років тому +2

    So you used + and - 600V in the voltage multiplier output to create the the 1200V potential?

    • @Vidduley
      @Vidduley  5 років тому +2

      Yup

    • @johnpap350
      @johnpap350 5 років тому

      @@Vidduley Alright, I can also see some resistors attached to the capacitors. What is their function? Thanks.

    • @Vidduley
      @Vidduley  5 років тому +4

      These are fault bleeders. Listen, I don't mean to be rude in any way, but if you ask me about every little detail, I have to suppose that this circuit is not for you yet, as it deals with very dangerous levels of voltage and current, and requires at least basic understanding of electronics. Please understand me, my goal is to show you interesting scientific phenomena, not to make you hurt yourself.

    • @johnpap350
      @johnpap350 5 років тому +2

      @@Vidduley Why of course, that is the very reason I feel the urge to follow your instructions so closely, in order to prevent any malfunction from occurring. You are nowhere near understanding how much you have aided in my understanding of this project, and I must thank you for that, kind stranger. I do announce that this is the end of our long, yet fruitful conversation about a topic we are clearly both keen on. May you never stop helping other people from gaining knowledge, and may I never need you again. Keep up the great work and farewell, my friend.

    • @legobuildingsrewiew7538
      @legobuildingsrewiew7538 5 років тому

      @@Vidduley Your responses are just so cool 😂

  • @ioannispapaspyridis1487
    @ioannispapaspyridis1487 5 років тому +2

    Hi, I noticed you said you are using a voltage quadrupler, but I see 6 capacitors. Did you mean symmetrical voltage tripler, or are you using a different configuration. Thanks.

    • @Vidduley
      @Vidduley  5 років тому +3

      Hi, it's two Villard doublers (positive and negative) connected with common inputs, giving out +600 volts and -600 volts, so there's 1200 volts in total across them.

    • @ioannispapaspyridis1487
      @ioannispapaspyridis1487 5 років тому +1

      ​@@Vidduley I am still confused about the purpose of the third capacitor for each doubler, since such circuit only utilizes 2 capacitors. Could you please elaborate?

    • @Vidduley
      @Vidduley  5 років тому +3

      Oh yeah, I almost forgot about it myself :D The output 600 V caps are made up of two 350 V electrolytics in series each, because there aren't really any 600 V electrolytics. On the other hand the first capacitor in the doubler only experiences 300 V peaks, so there I used single 350 V electrolytics.

    • @ioannispapaspyridis1487
      @ioannispapaspyridis1487 5 років тому +2

      @@Vidduley Oh I see. That makes sense. However, I thought electrolytics are unsuitable for such multipliers since the first capacitors experience AC. Is it fine with this case, or do they still pose a risk of explosion?

    • @Vidduley
      @Vidduley  5 років тому +2

      Nope, the first cap experiences pulsed DC, just like in regular single-diode rectifier circuit, so it's fine.

  • @pici24
    @pici24 3 роки тому

    Hello from Romania ! Have you tryied a CFL instead of all of that complicated components ? Do you think you can try a "dummy" setup that all of us dummies can replicate ? .. I'm verry intersted in replicating this "flame" but I have no good understanding of what the setup contain (non electronicall skills and knowledge :( ) . I have a feeling that with new type technology this system can be made much simpler.. am I wrong ?
    Best regards and thank you for sharing information !

  • @MrExorcistt
    @MrExorcistt 3 роки тому +1

    Hi sir, I'd like to ask, is that capable of producing thrust? And if yes, how much would the force be

    • @sc0or
      @sc0or 2 роки тому

      It uses an alternating voltage, so no electrical field force is involved. All the force is caused by a high temperature of a gas that supports this discharge. Like a typical chemical engine.

  • @VSears-Vortex
    @VSears-Vortex 3 роки тому

    With that much work being done, do any of the passive components in the circuit experience a Cooling effect ?

  • @Lovreli
    @Lovreli 6 років тому +2

    Nice yeet

  • @johnpap350
    @johnpap350 5 років тому +1

    Did you use ceramic or other type (film, MKT etc.) capacitors and at what voltage rating for each? Thank you.

    • @Vidduley
      @Vidduley  5 років тому +5

      Ceramic capacitors, each rated so that it wouldn't blow up

  • @bardrick4220
    @bardrick4220 4 роки тому +1

    SCIENCE!

  • @flappingflight8537
    @flappingflight8537 Рік тому

    Is this “ flame “ going to work under high pressure conditions as 10-12 Bar air pressure for example ?

    • @Vidduley
      @Vidduley  Рік тому +1

      As far as I know, it will work. If we assume that the discharge parameters of torch discharge are somewhat similar to those of an electrical arc, such an increase in pressure would make the plasma more dense and the discharge more hot.

  • @RAVI171175
    @RAVI171175 3 роки тому

    The Radio Frequency Plasma Candle.

  • @wickerpossum7353
    @wickerpossum7353 3 роки тому +1

    Does this put off ozone

    • @Vidduley
      @Vidduley  3 роки тому +1

      No, ozone is generated in "cold" discharges, here the temperature is too high for the ozone to be stable. Generates NO2 though.

  • @snapo1750
    @snapo1750 Рік тому

    Can you guide the flame with a magnet?

  • @giusandrocastro5433
    @giusandrocastro5433 3 роки тому

    Wow,man,well done! It is a very nice torch! You said in the video that the requirements to make a torch discharge are that the frequency must be above 6~9MHz and the power must be above 30w,right?So this means that i can use a lower voltage to ignite the arc,but with a larger current capability,to creat an current carrying torch discharge?Dont know if this interpretation is right,but if it is,it's nice for an experiment!

    • @Vidduley
      @Vidduley  3 роки тому +1

      Hmm, interesting thought; but I think the voltage also needs to be quite high, it is a form of corona after all :)

    • @giusandrocastro5433
      @giusandrocastro5433 3 роки тому

      Hey Vidduley!Thanks for the reply! Do you think around 600V and 1A is good enough for a dense torch arc?I want to create a dense plasma,and i'm thinking about using 600v 1A to do so,or use a MOT to generate a 2500V voltage,but the current would be quite small.My experience is not so big,so i wonder if you could clarify me what is the best option to generate that dense plasma.Looking forward to your reply,and once again thank u!

  • @borissaid4542
    @borissaid4542 4 роки тому +3

    who is here from styropyro

    • @Vidduley
      @Vidduley  4 роки тому +2

      Me :D

    • @borissaid4542
      @borissaid4542 4 роки тому +1

      @@Vidduley u make rlly cool shit keep it up

  • @juntendo6104
    @juntendo6104 4 роки тому

    Please try the plasma vortex with it!. Plasma channel had limited sucess with NST. RF flame would work alot better!

  • @robson6285
    @robson6285 5 років тому

    Are you from the netherlands too? I am from kerkrade (that freak who is trying on the +&- multiplierpipes each 26steps mainly 4n7@20kV(first11C's 10n@30kV) in the once idle hope to reach 1MVdc)

  • @victoryT_T
    @victoryT_T Рік тому

    9:00 🥺

  • @legobuildingsrewiew7538
    @legobuildingsrewiew7538 5 років тому +1

    I love you

  • @davidlanday6102
    @davidlanday6102 3 роки тому

    If you use a conical/pointier surface do you observe a more concentrated emission? Like a gas torch or something similar?

    • @Vidduley
      @Vidduley  3 роки тому

      Not really, the bottom of the flame becomes more bright, but the overall candle-like structure remains.

  • @tdtrecordsmusic
    @tdtrecordsmusic 4 роки тому

    Awesome content man !!! I saw on another comment you mentioned using digital scopes on almost every project... Do you have any pointers on keeping the equipment safe ? I have already burnt power supplies / wires / IC's / etc etc ... So I'm kinda nervous and keep HV away from my scopes & DMM's. Is a potential divider really safe enough to use everywhere ?

    • @Vidduley
      @Vidduley  4 роки тому +11

      Uhh, it's a really tricky subject with costly equipment and HV. I have a couple of tips for you.
      1) Physical Ground is a must: the oscilloscope's ground lead should be connected to real earth (ground). It can be done either through PE wire in your mains, or finding a real grounded piece of metal (rebar, water pipe) and connecting to it. Make sure that it's REALLY grounded, or you might cause problems not only to your own equipment, but to your neighbours too!
      2) Avoid grounding loops (connecting ground to several different places in a circuit). Either use oscilloscope's ground (grounded internally through PE) as an only ground source for the whole system, or connect real heavy grounding cable as close as possible to it.
      Neglecting (1) and (2) can damage the scope by breaking down through it's components by "scope signal input - scope mains input" path. Without a ground the scope's potential can jump up because of parasitic parameters. Next tip is to protect the scope's input itself from breaking down, i.e. unexpected overvoltages:
      3) Remember that fast signal edges are your enemy: they get across dividers through parasitic capacitances and get to the scope's input not attenuated, hence overvoltage and potential scope's channel burnout. Fast edges are either produced on purpose with special nanosecond generators, or occur whenever a spark/flashover occurs. So if you have something like that, be ready. You can put an output of the potential divider straight to the RC integrator with very low inductance capacitor/resistor, if all you care about is DC signal. The RC should consume the fast edge. Otherwise use low-resistance dividers to shunt any parasitic capacitances as much as possible.
      4) There's a saying at where I work that goes "the noise comes by wires, air, and ground". I have already covered wires (3) and ground (1 and 2). The air (any empty space really) means this: any fast signals will induce voltages on nearby objects even if there is no electrical connection at all. So keep your distance, and make use of the inverse square law. try to place equipment as far as possible from your setup, even if you have to get a couple of extra meters of cable for it.
      5/extra) Real laboratories often have a designated Faraday cage for all the measuring equipment. Just a couple of days ago I myself witnessed that the scope picked up noise even being in a Faraday cage, but with it partially opened. The cage needs to be fully enclosed volume. If you cant use sheet metal, use mesh/screen.
      Tl;dr: make solid ground connections, remember about parasitic parameters when dealing with fast edges, place the equipment far from noise source and/or shield it electromagnetically.
      Last tip: scopes sometimes (oftentimes) like to scare you by flashing all the buttons at once when they pick up noise from flashovers. I don't know why this happens, but I have never had any scope malfunction because of it :D
      Hope that helped. And yes, I do like to make long overly detailed comments :)

    • @Luka-lm1pr
      @Luka-lm1pr Рік тому

      @@Vidduley this is an old comment, but it is _incredibly_ helpful! your knowledge is much appreciated, especially considering i’m currently amateur at best with electronics :)

    • @Vidduley
      @Vidduley  Рік тому +1

      @@Luka-lm1pr I'm glad to hear that, thank you!

  • @phadeezz
    @phadeezz 3 роки тому

    В МИФИ на кафедре физики плазмы есть установка с пламзенным факелом уже много лет, если кому интересно. Эта тема в России не исчезла.

    • @Vidduley
      @Vidduley  3 роки тому

      Там ВЧ факельный разряд или какой-то другой факел, не знаете случайно? Я смотрел видео про эту кафедру, там факелами называли какие-то короткоживущие плазменные образования.

  • @shakdidagalimal
    @shakdidagalimal 3 роки тому

    I don't understand this discharge. Is it ac or dc voltage "discharging" ?
    Second, where is the electricity going in the discharge - is it dissipated through the air to ground in general, or is it (99.9%+) converted in the flame to heat and some light ?

    • @Vidduley
      @Vidduley  3 роки тому +1

      This discharge is powered by high frequency AC voltage. The voltage drops along the discharge channel. The power introduced into the discharge is (99.9%+) dissipated in the discharge volume as heat and light, and maybe some radiation.

  • @matthewmawson3378
    @matthewmawson3378 2 роки тому

    Would that electrocute you if you lit a cigarette off of it?

  • @ioannispapaspyridis1487
    @ioannispapaspyridis1487 5 років тому +1

    Can you use DC instead of AC to heat the cathode?

    • @Vidduley
      @Vidduley  5 років тому +1

      Yes, AC is just simpler to produce.

  • @ioannispapaspyridis1487
    @ioannispapaspyridis1487 5 років тому

    Hey! Quick question: what is the potentiometer's resistance and power rating? The wiper's to reference resistance is 0.47k, but what is the total resistance?

    • @Vidduley
      @Vidduley  5 років тому +1

      Hey, 0.47k is actually the total resistance, and the power rating is 25 W.

  • @guythat779
    @guythat779 4 роки тому

    Would you try to put various chemicals or change the anodes to see what can change in the flame due to that?

    • @Vidduley
      @Vidduley  4 роки тому +1

      I've already dismantled the setup, but I think Styropyro did a good job showing that in his most recent video.

    • @guythat779
      @guythat779 4 роки тому +1

      @@Vidduley i see, i thought you're set-up is a bit more unique than his age the flames looked pretty different that's why I'm asking
      But fair enough

  • @far1002
    @far1002 2 роки тому

    Hmmm why not build a jet engine with this it’s ionizing the air right ! What happens with compressed air ?

  • @incrediblemichael
    @incrediblemichael 4 роки тому

    have a suggestion its a translation into english from the german word plasmaflamme simple plasmaflame

  • @acompletelynormalhuman6392
    @acompletelynormalhuman6392 3 роки тому

    What Does a vacuum tube do

  • @theaureliasys6362
    @theaureliasys6362 Рік тому

    Coming here from styropyro.

  • @cisarvialpando7412
    @cisarvialpando7412 4 роки тому

    Can you give the circuit diagram ?
    And can I use a transistor in place of Vacuum tube ? If yes then tell the number of the transistor🙏🏻

    • @Vidduley
      @Vidduley  4 роки тому +2

      The circuit diagram can be seen at 0:25. No, you need this exact vacuum tube here, for use with a transistor the circuit needs to be significantly modified.

  • @johnpap350
    @johnpap350 5 років тому

    What voltage was the input to the multiplier (230V mains or less?)

  • @hepionyoruma3457
    @hepionyoruma3457 4 роки тому

    Wow,man! Such interesting type of discharge! Does it work with high frequency pulsed DC output?Your variac was 230v but what was the current drawned to produce the 12 cm torch?Thanks man,really nice video!!!!

    • @Vidduley
      @Vidduley  4 роки тому

      Thank you so much! About DC: I don't know, but that's a really interesting idea! I know that corona acts weirdly on HF pulsed DC. About the current: I also don't know :D The powerful HF signal basically renders unusable all nearby multimeters, so I couldn't measure it directly, and at the time I didn't bother to use an oscilloscope and a current transformer. I think that the current wasn't that much, maybe 1-2 amps.

    • @hepionyoruma3457
      @hepionyoruma3457 4 роки тому

      @@Vidduley thnx for replying,man! I have a few more questions to ask you,just to fully understand this circuit and start building it ( a nice work for a quarantine, corona discharge against corona virus hahahaha).So, if i understand what you said correctly, the point of the circuit is about HF AC discharge because this type of torch is capacitively coupled,and capacitors are a short for AC,right? You said down below the coments that C3 is just for the resonator,but C3 must be a variable capacitor?Or it can be just a simple ceramic?And this cap C3 is in series with a 100pF cap,what's the point of the series cap?Just one would be enough to resonate,so i didn't get the function of this cap very well. The last question for now is about the distance of the single electrode.It must be very near the resonator,or i can push it to a higher distance like 40,50cm away of the resonator? Well,thank u once more for the pacience to replying and congrats again for this nice video!!!

    • @Vidduley
      @Vidduley  4 роки тому

      I can answer some of these questions. The circuit generates HF AC because in order to produce torch discharge you need to make lots of current flow through the air to make it very hot and produce strong ionisation. Like, in a regular electrical arc it's the same effect, but between two electrodes, so you can use DC, AC or pretty much whatever you want. But here you only got one electrode, so a lot of current will flow only through the capacitance between this electrode and the ground, if the frequency is high enough.
      The 40-50 cm of wire will act as an antenna and will radiate power away, so less power will get to the discharge and it will be smaller (I think). About the capacitors and the circuit operation, I really am bad with vacuum tube circuits, so I don't really know what each component does :) In theory any RF generator with high enough power on the output and 1-2 kV of voltage should work to produce such a discharge, moreover, as far as I know, at 1+ kV RF it's a huge pain in the butt to NOT produce it :D Hope that helped somewhat.

    • @hepionyoruma3457
      @hepionyoruma3457 4 роки тому

      @@Vidduley man u helped me very much,believe me. I've tried to find some literatures about this kind of discharge, but i didn't found much about the explanation of the phenomena (i've searched in english sources).I will try here with HF AC and DC,and when i finish it, i'll post a video and send to you. Thanks again man,may the arc god bless you haha

    • @Vidduley
      @Vidduley  4 роки тому

      Look up "torch discharge" at scholar.google.com, there are some articles about it, mainly about it's usage in plasma sources

  • @devrim-oguz
    @devrim-oguz 4 роки тому +1

    Can you burn a cigarette with it?

    • @Vidduley
      @Vidduley  4 роки тому +1

      Sure, you can burn lots of stuff with it :D The torch is very hot. However, I would be careful here, because the discharge is at full anode potential, so if you accidentally touch it, it may conduct a serious electrical shock into you.

  • @_IvAN._
    @_IvAN._ 5 років тому

    Привет, спасибо за видео. Было бы интересно воспроизвести скользящий разряд на расходящихся в разные стороны электроды. В этом ИП используются две катушки, над одной из них горит пплазменное пламя, ее поле участвует в поддержании разряда?

    • @Vidduley
      @Vidduley  5 років тому +1

      Нет, факельный разряд стабилизируется конвекционными потоками воздуха, катушка здесь нужна только для задания частоты автогенератора. Про скользящий разряд не совсем понял, можете пояснить?

    • @_IvAN._
      @_IvAN._ 5 років тому

      @@Vidduley скользящий это тот же факельник но периодически затухающий при увеличении межэлектродного расстояния расходящихся электродов, частота я думаю там близкая может чуть меньше.
      Просто на вашем видео катушка стоит как будьто под пламенем. Еще можно ли для согласования с внешней нагрузкой использовать также катушку вместо конденсатора малой емкости из двух пластин, меняя расстояние между которыми вы согласуете выходной резонанс. Еще вопрос откуда взяли информацию о распределении температуры в факеле. Разряд тут отнюдь неравновесный, как может показаться, поскольку температура электронов много выше темперартуры тяжелых частиц в плазме. Приближающийся к равновесному это дуга. Тут очень похоже на токоограниченный дуговой разряд, до равновесия там еще далеко. Еще как померять частоту на выходе генератора?

    • @Vidduley
      @Vidduley  5 років тому +1

      А, это то, что называют gliding arc? Видел такое. Про согласующую катушку не знаю, не пробовал. Температуру я взял из книги Н.А. Капцова "Электрические явления в газах и в вакууме", там ссылки на работы об измерении температуры факела, насколько помню, спектроскопическим методом, и диаграмма приведена, которую я показал в видео. Плазма тут не равновесная, но сильно разогретая, вот что я имел в виду.

  • @adrianroed2178
    @adrianroed2178 3 роки тому

    Hey Vidduley,
    I'm looking to replicate this circuit and would like to ask you about the heating transformer, the two coils, and the feedback capacitor.
    What heating transformer and feedback capacitor are you using?
    What are the requirements for the construction of the coils?
    I'm sorry if the question about the heating transformer is a stupid question, but this is going to be my first time working with vacuum tubes and the circuit diagram does not show the part.

  • @far1002
    @far1002 2 роки тому

    They probably hid it you could use this to ignite very lean fuel mixtures in an engine. Imagine a turbo jet engine with plasma igniters

    • @the_undead
      @the_undead 2 роки тому

      The problem is that kind of a flame will melt basically anything, styropyro made a video on this and it was vaporizing a carbon electrode that he was using, he took a Tungsten filament from an incandescent bulb and it was melting uncomfortably quickly. Also you need a ridiculous amount of electricity to make these things work. There are much simpler ways to use electricity to ignite the fuel

  • @CF23583
    @CF23583 4 роки тому +1

    Can this arc be audio modulated?

    • @Vidduley
      @Vidduley  4 роки тому

      No problem, as far as I know, the grid and the anode modulation both work fine here. Although the efficiency might be poor.

    • @CF23583
      @CF23583 4 роки тому

      Nice! How big is the flame and how much power does it consume?

    • @Vidduley
      @Vidduley  4 роки тому

      Oh, I personally never have tried it) Just seen some people on the youtube do it, and the flame was about 3 cm.

    • @CF23583
      @CF23583 4 роки тому +1

      BTW, was watching your Electric explosions vid...for added effect, you could try mixing red iron oxide powder with nail polish and painting Alumium foil with it. Let it dry and then short circuit.

    • @Vidduley
      @Vidduley  4 роки тому +1

      Huh, you mean sort of a poor man's thermite coating? That's a great idea, thank you! I might try that in the future if I get my hands on some Fe2O3.

  • @legobuildingsrewiew7538
    @legobuildingsrewiew7538 5 років тому +1

    9:40 for science 😂

  • @renatoximenes4693
    @renatoximenes4693 3 роки тому

    Santelmo's fire?

    • @Vidduley
      @Vidduley  3 роки тому

      Nah, you're thinking about corona discharge. St Elmo's fire is a natural form of corona, you can see a similar effect in my video here: ua-cam.com/video/wgmGJ9fD2eE/v-deo.html

  • @johnpap350
    @johnpap350 5 років тому

    What voltage did you use to heat the cathode of the tube? Thank you.

    • @Vidduley
      @Vidduley  5 років тому +2

      Nominal voltage of the tube, 12 volts

    • @johnpap350
      @johnpap350 5 років тому

      @@Vidduley 12 volts AC or DC?

    • @Vidduley
      @Vidduley  5 років тому +1

      AC

  • @redmidubai3005
    @redmidubai3005 3 роки тому

    please attempt in GHZ frequency
    and post a new video

    • @Vidduley
      @Vidduley  3 роки тому

      I don't have a GHz source on hand, neither do I want to play with one.

    • @Vidduley
      @Vidduley  3 роки тому

      Microwaves can be dangerous and I have no experience with microwave devices.

  • @juntendo6104
    @juntendo6104 3 роки тому

    One day I would like to have pocket sized lighter with torch discharge.

    • @Vidduley
      @Vidduley  3 роки тому

      Yeah, that would be nice to have, an electrical candle of sorts.

  • @artemrazumovsky5243
    @artemrazumovsky5243 5 років тому

    Подскажи пожалуйста как называется ролик из лаборатории GE?

    • @Vidduley
      @Vidduley  5 років тому +1

      Big Deeds (part 2) - ca. 1927

  • @ioannispapaspyridis1487
    @ioannispapaspyridis1487 5 років тому

    I believe this is the circuit you have used for the input: en.wikipedia.org/wiki/Voltage_doubler#/media/File:Voltage_quadrupler.svg Am I correct?

  • @88njtrigg88
    @88njtrigg88 4 роки тому

    Sir, they (USA) had knowledge on plasma, ionisation & etc.
    Very uncouth for you to repeatability mention this.
    Enjoy your demonstrations, thank you for the video's.

    • @Vidduley
      @Vidduley  4 роки тому +2

      Oh, I didn't mean to be rude in any way, sorry! I was just talking about the discovery of one particular type of discharge. Of course Irving Langmuir was the father of modern plasma research, and many other american scientists made significant advances in this field.

    • @88njtrigg88
      @88njtrigg88 4 роки тому

      @@Vidduley ok Sir, You & l both know eastern & western Europeans such as Watt, Faraday, Tesla etc some are not even known.
      To grant one person the credit of a particular electrical discovery, can be a long-bow to draw.
      Thank youfor thevideo's.

  • @vygisp.194
    @vygisp.194 3 роки тому

    kakie echio lampi padhodit ili tolka eto?

    • @Vidduley
      @Vidduley  3 роки тому +1

      С другой лампой надо схему менять

    • @vygisp.194
      @vygisp.194 3 роки тому

      @@Vidduley spasiba, a kakie minimalnie uslovie bili nu naprezenie ot katoroij eta mozna sdelat ?

    • @Vidduley
      @Vidduley  3 роки тому

      800 вольт для такой схемы

  • @1nvertedReality
    @1nvertedReality 5 років тому +1

    Those who stumble on a new truth and carry on without recognizing it don't deserve the credit.
    The Russian gets the credit.

    • @Vidduley
      @Vidduley  5 років тому +1

      Interesting point! Looks like that is the way history works.

  • @jimlewis1594
    @jimlewis1594 Рік тому

    Can you blow it out?

    • @Vidduley
      @Vidduley  Рік тому

      Yes, quite easily in fact, especially if it's ignited on a round terminal. I think if one were to use sharp terminals and more power, the torch wouldn't be so prone to being blown out

  • @johnmccabe4436
    @johnmccabe4436 5 років тому

    put graphite on the capnut see what happens.

    • @Vidduley
      @Vidduley  5 років тому

      Good idea, it probably would handle the high temperatures better than steel. Will try that in the future!

    • @johnmccabe4436
      @johnmccabe4436 4 роки тому

      I put graphite on my sparkplugs in my truck and got more power and gained 30% increase in m.p.g. ,from my test at home it looks like it creates a plasemoid if I blow air on the plug out side the engine it looks like a lighting storm ,very cool.

  • @harrymu148
    @harrymu148 3 роки тому

    how electric lighters should be made

  • @TitiProsopel
    @TitiProsopel 2 роки тому

    🤣🤣🤣

  • @johnpap350
    @johnpap350 5 років тому

    Schematic available? Thanks.

    • @Vidduley
      @Vidduley  5 років тому +1

      Yes, you can see it at 0:25

    • @johnpap350
      @johnpap350 5 років тому

      @@Vidduley Values for L1 and L2 if possible please. Also, how do you determine the capacitance for C3? Thanks in advance!

    • @Vidduley
      @Vidduley  5 років тому

      Oh, these are components that are easier to make than to measure, you can see the two coils in my setup - these are L1 and L2, the plates on the output coil form a feedback capacitor C3; you can estimate their sizes from the video, the dimentional accuracy is not very critical here

    • @johnpap350
      @johnpap350 5 років тому

      @@Vidduley Sorry if I am being, needy, this project is very interesting and I might attempt recreating it in the future. Also, there is very little documentation online about this phenomenon, you are my only source of information. Anyway, keep up the great work! Awesome video!!

    • @johnpap350
      @johnpap350 5 років тому

      @@Vidduley Alright, then what would you estimate the diameter and coil turn count for each L1 and L2, kinda hard to tell from the video. Thanks!

  • @ph08nyx
    @ph08nyx 3 роки тому

    А по русски? Про схему-то расскажи!

    • @Vidduley
      @Vidduley  3 роки тому

      Схема обычная, то что называют "факельник на ГУ-50" :)

  • @CybernetSystems
    @CybernetSystems 5 років тому

    Ты русский?

    • @Vidduley
      @Vidduley  5 років тому

      Да.

    • @CybernetSystems
      @CybernetSystems 5 років тому

      @@Vidduley заметно. Планирую подобную схему собрать... есть кое какие планы на подобное )

    • @Vidduley
      @Vidduley  5 років тому

      Ну удачи, надеюсь видео поможет в сборке)