Patent ID: 7775504
Filing Date: 2010-08-17
Classification: F01D,F05D,F16K,Y10T

Abstract:
1. A fluid flow control device comprising at least one valve, the at least one valve including an input port ( 11 ), an outlet port ( 31 ), and an exhaust outlet ( 14 ), the at least one valve being controlled by an electrically-operable actuator ( 32 ), a control means ( 27 ) for controlling one or more of the actuators ( 32 ) and a communication means ( 28 ) to provide signals for the control means, wherein the device includes an electrical power generation means ( 5 ) to generate electricity from the flow of fluid in the control device ( 1 ) to operate one or more of the actuators ( 32 ), the control means ( 27 ) and the communication means ( 28 ), wherein a fluid flow from the exhaust outlet ( 14 ) of the at least one valve acts on the electrical power generation means ( 5 ) to generate electricity.