The ratio of active power to apparent power in a circuit is called the power factor. For two systems transmitting the same amount of active power, the system with the lower power factor will have higher circulating currents due to energy that returns to the source from energy storage in the load.
Ruud who invented the electric water heater (automatic storage) in 1889, founded the Ruud Manufacturing Company, which is still in operation today, and pioneered the advancement of water heaters, in both the residential and commercial market. The Water Heater is still sometimes referred to as a geyser in the UK.
In 1679 Denis Papin invented the steam digester, a prototype of the autoclave that is still used in cooking and is called a pressure cooker. Read More. in Denis Papin. French-born British physicist who invented the pressure cooker and suggested the first cylinder and piston steam engine. Though his design was not practical, it was improved by others and led to the development of the steam engine, a major contribution to the Industrial Revolution.