Such A company put the principle of the mechanical energy is energy generater electrical and mechanical power, here is available from turbine mechanical energy of the fluid which make a shaft.
A company such as adopting the principle of transforming the mechanical energy into electrical energy generater. And this mechanical energy from the turbine, which can change the mechanical energy of the fluid into a shaft.
Such a company A bring the principle of generater change mechanical energy into electrical energy. And the mechanical energy is anywhere from turbine which changes mechanical energy of the fluid into the shaft.