Solid Fuel Internal Combustion Engine

In summary, there have been attempts to build an internal combustion engine that runs on solid fuel, such as coal dust. However, these systems would require the use of waste heat or a mechanical friction device to heat the fuel and produce vapor, which would result in a dirty burn due to heavy compounds. In the 1930's, a train was developed in Britain that ran on coal dust, and there was also an engine at UMIST that could run on any flammable dust, including coal and flour.
  • #1
Eugbug
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Has anyone ever built an internal combustion engine which runs on solid fuel? A system would have to use waste heat or a mechanical friction device or whatever to heat the fuel and produce vapor which would be burnt in the cylinder (similar to the way coal gas was produced). Of course the vapor would be extremely dirty when burned because of all the heavy compounds involved. In the 1930's, a train was developed in Britain which ran on coal dust.
 
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  • #2
My father told me that when he was at UMIST there was an engine that ran on any flammable dust coal, flour etc.
 

1. What is a solid fuel internal combustion engine?

A solid fuel internal combustion engine is a type of engine that uses solid fuel instead of liquid or gas fuel to power its combustion process. This type of engine is commonly used in rockets and missiles.

2. How does a solid fuel internal combustion engine work?

A solid fuel internal combustion engine works by burning solid fuel, such as a solid propellant, in a combustion chamber. The heat generated by the burning fuel creates high pressure and expands gases, which then push a piston and create mechanical energy.

3. What are the advantages of using a solid fuel internal combustion engine?

One advantage of using a solid fuel internal combustion engine is that it is simple and reliable, as it does not require a separate fuel system. It also has a higher energy density compared to liquid or gas fuels, making it more efficient. Additionally, it can be stored for long periods of time without degrading.

4. What are the limitations of a solid fuel internal combustion engine?

One limitation of a solid fuel internal combustion engine is that it is not easily controllable, as the fuel cannot be easily regulated or turned off once ignited. It also produces more smoke and pollutants compared to other types of engines. Additionally, it is not as versatile as liquid fuel engines, as it cannot be easily adjusted for different power outputs.

5. How is a solid fuel internal combustion engine different from a liquid fuel engine?

A solid fuel internal combustion engine differs from a liquid fuel engine in several ways. Firstly, the fuel for a solid fuel engine is in a solid form, while liquid fuel engines use liquid fuel. Additionally, solid fuel engines are simpler and more compact, but also less versatile and less controllable compared to liquid fuel engines. Finally, solid fuel engines typically have a higher energy density, making them more efficient.

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