How much steam is produced in an electric arc furnace?

In summary, the amount of steam produced by an electric arc furnace in a set amount of time depends on the size of the furnace and whether it is air or water cooled. The amount of steam is system dependent and can vary, with larger industrial furnaces potentially producing more steam. A study found that around 20% of energy input is needed to cool the roof and walls, but this may vary depending on the stage of the melting process.
  • #1
chemisthypnos
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Hello, everyone. Does anyone know how much steam is produced by an electric arc furnace in a set amount of time? I have not been able to find any information on this despite how much water is no doubt used to cool the electric arc furnace. Can anyone help?
 
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  • #2
Depends upon the size of the furnace.
A table top unit would be air cooled.
Larger industrial would be water cooled.
How much steam would be system dependent, so maybe none at all, just a bunch of hot water. Size matters.

Here is a thesis.
https://macsphere.mcmaster.ca/bitstream/11375/13345/1/fulltext.pdf
Around page 43 you have some equations.
Perhaps you can figure out the amount of energy ( as a percentage of input ) needed to cool the roof and walls, and go from there.
I would suspect around 20%, but don't take that as gospel, which again depends upon how far you are into the melt.
 
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  • #3
I found the answer. Thank you!
 

1. How is steam produced in an electric arc furnace?

Steam is produced in an electric arc furnace through a process called water quenching. This involves injecting a fine mist of water into the furnace, which rapidly cools the hot metal and creates steam as a byproduct.

2. What factors affect the amount of steam produced in an electric arc furnace?

The amount of steam produced in an electric arc furnace can be affected by several factors, including the amount of water injected, the temperature and composition of the metal being melted, and the design of the furnace itself.

3. How is the steam from an electric arc furnace used?

The steam produced in an electric arc furnace is typically used for various industrial processes, such as heating, power generation, and steam cleaning. It can also be used to help cool down the furnace and prevent overheating.

4. Is the production of steam in an electric arc furnace harmful to the environment?

The production of steam in an electric arc furnace is generally considered to be a relatively environmentally friendly process. However, the use of water in the quenching process can lead to the release of pollutants into the air, so proper measures must be taken to control and mitigate these emissions.

5. How does the amount of steam produced in an electric arc furnace compare to other methods of steam production?

The amount of steam produced in an electric arc furnace can vary depending on the specific furnace and process, but it is generally considered to be a more energy-efficient method of steam production compared to traditional boilers. This is because the heat energy from the molten metal is utilized to produce steam, rather than relying solely on external fuel sources.

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