This Inventor Can Boil Water In Seconds With This Homemade Device

What is happening here in terms of physics is induction heating.  Have you ever heard of that term before?

Here is more information on the phenomenon from wikipedia:

Induction heating is the process of heating an electrically conducting object (usually a metal) by electromagnetic induction, through heat generated in the object by eddy currents (also called Foucault currents). An induction heater consists of an electromagnet, and an electronic oscillator that passes a high-frequency alternating current (AC) through the electromagnet. The frequency of current used depends on the object size, material type, coupling (between the work coil and the object to be heated) and the penetration depth.

The comments on the video thread are very enthusiastic.  Many are even stating they aspire to incorporate this type of energy efficient device in their homes.  What do you think is there a future to this type of heating?  Feel free to comment with your ideas.



7 Comments

  1. Robert S Knapp said:

    Dangerous. Do not try this. If you have the professional qualifications (e.g. licensed electrician) you won’t need to do this, as it’s trivial. If you don’t have the qualifications, you’re likely to blow a fuse at best, put yourself into cardiac arrest at worst.

  2. Anthony Garofalo said:

    Wrong. A coffee maker uses a resistive heating element like a water heater or a blow dryer. This coil is using Litz wire which consists of 5 pairs of 52 insulated wires. The Litz wire increases the efficiency of the coil because it reduces the resistance due to the skin effect that occurs at higher frequencies. The heat is being transferred by induction instead of conduction like a coffee maker.

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