Endothermic reactions converted heat energy as electricity?

[Daggath]

Are there any endothermic reactions that can release the converted heat energy as electricty? How do they work?

I wonder if it is possible to create something that will convert heat to electricty all the way down to refridgerator temps... they you got your personal power generator and a fridge!

 

[Sojourner01]

Are you talking about chemical reactions? I doubt it very much.

As far as physical processes are concerned, you could use the heat coming off the radiator to run a thermoelectric cell, but it wouldn't be very efficient.

 

[Graeme Robinson]

Yes, it is possible to convert heat energy into electricity through endothermic reactions. One example is the thermoelectric effect, where temperature differences are converted into electrical energy. This process involves the use of thermocouples, which are made of two different conductors connected at two junctions. When one junction is heated and the other is cooled, a voltage difference is created between the junctions, generating electricity.

However, the efficiency of this process is limited and would not be practical for powering a refrigerator. Other endothermic reactions, such as the decomposition of ammonium nitrate, can also release heat energy that can be converted into electricity. However, these reactions require high temperatures and specialized equipment, making them less feasible for everyday use.

In order to create a personal power generator that can convert heat energy from refrigerator temperatures, more research and development would be needed to improve the efficiency and practicality of these endothermic reactions. Additionally, other forms of renewable energy, such as solar or wind power, may be more efficient and cost-effective options for powering a refrigerator.