Already in ancient times, Rome and Greece used water wheels, in order to grind
flour. The today's power production by means of water found however its origin in
the Middle Ages, when the English civil engineer John Smeathon made the first
water wheel of cast irons.
In the year 1880 was built the first hydro-electric power
plant in North England, with which the manufacture of current could. At the start of the
20th century the interest in this clean energy it became larger, since the generator
was invented, better turbines were used and the demand for current constantly
The principle of a hydro-electric power plant however never changed. That
means; the water was always kept in a high-altitude memory and led then across
pressure pipes to the actual power station.
Water energy generally