what is the latest technology for fossil fuel fired generators for electricity?





I have read about generators that use either natural gas or coal, so that the cheapest fuel can be used. Coal made into a slurry might be a generator fuel.

I read about different kinds of coal, and I do not know which kind is used.

Are thermoelectric generators and coolers just the same in their structure?





I am doing an experiment with thermoelectric generators.
I need a lot of those things but the problem is that they’re just too expensive. But when it comes to thermoelectric coolers, they seem to be cheaper.

Can a thermoelectric cooler be used to generate electricity?

What are the different types of Generators used to produce electrical power?





What are the different types of generators used to produce electricity? We were told that there are 6 types of them. Please answer, i need it ASAP! Thank you very much.