Induction Heating Ice: How Does it Work?

In summary, the conversation discusses the source of a video that demonstrates a unique type of heating. The participants suggest that it could be an example of dielectric heating, which uses dipoles and polarized molecules, or induction heating, which uses eddy currents in metals. They also question the material in the video, noting that it could be ice or glass.
  • #1
Synetos
40
1
Does anybody know how this works?
https://www.youtube.com/watch?v=aLwaPP9cxT4
 
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  • #2
Synetos...what's the source of the video??

I am not positive what is happening...that IS a fascinating little video...

I suspect this is an example of dielectric heating,
perhaps at frequencies different from a typical microwave oven?

http://en.wikipedia.org/wiki/Microwave_oven#Principles

not actual INDUCTION heating...
http://en.wikipedia.org/wiki/Induction_heating

The basic difference is that dielectric heating as in a microwave oven heats via dipoles...polarized molecules especially in water but also in fats and ice to lesser degrees... while induction heating accomplishes the transfer of electromagnetic energy via eddy currents in metals...especially ferromagnatic metals...

I have no idea why the ice appears to "glow" internally...
 
  • #3
Are you sure it is ice? I would think that glass is more likely. Seems like an episode of Mythbusters waiting to happen.
 

1. What is induction heating ice?

Induction heating ice is a process in which ice is heated using an electromagnetic field created by passing a high-frequency alternating current through a coil. This method of heating is commonly used in industrial applications for melting and shaping ice.

2. How does induction heating ice work?

The process of induction heating ice involves placing the ice in close proximity to a coil that is connected to a high-frequency alternating current. The alternating current creates an electromagnetic field which interacts with the molecules in the ice, causing them to vibrate and generate heat.

3. What are the advantages of using induction heating for ice?

Induction heating ice has several advantages over traditional methods of heating ice. It is a faster and more efficient process, as the heat is generated directly within the ice rather than being transferred from an external heat source. It also allows for more precise temperature control and reduces the risk of melting or damaging the surrounding materials.

4. What types of ice can be heated using induction heating?

Induction heating can be used on a variety of ice types, including regular ice cubes, crushed ice, and block ice. It can also be used on ice sculptures and other frozen materials.

5. Are there any safety concerns when using induction heating for ice?

As with any heating process, there are some safety considerations when using induction heating for ice. The electromagnetic field can be hazardous to individuals with pacemakers or other implanted medical devices. It is important to follow proper safety protocols and keep a safe distance from the induction heating equipment.

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