![Tesla at a banquet](/sites/default/files/styles/default_extra_large/public/theme-images/hero-images.jpg?itok=vaECt2og)
Nikola Tesla Images and Photographs
Images and photographs of, or related to, Nikola Tesla
Tesla diagram relating to turbine operating by fluid temperature differential
Fig. 3. — Here the water, or other fluid operating the turbine D is kept in a closed system, circulating through condensers immersed in water of different temperatures.