Curiosity on chemical process

[franco malgarini]

Be it clear that diamonds do not serve as jewels to me,
But as work tools:

http://autocostruire.forumcommunity.net/?f=8952031

[franco malgarini]

Conical coils 3 axis with metals

[franco malgarini]

Heating, cooling and power from hylsch tube

[franco malgarini]

The air compressor from one KW sends the compressed air to 6 bar at the Hylsch pipe producing cold air on the other side, on the other hot air;

The difference in temperature drives 50 Peltier cells that produce about 3 KW of DC power, part of which supplies the compressor, while the rest feeds the home.

In winter we use hot air to heat up, in summer we use cold air to refresh ...

[telecom]

What is Hylch tube?