Patent Number: 6,167,692

Title: Method of using fuel gas expander in power generating plants

Abstract: In a power generating plant which utilizes fuel gas for combustion at a predetermined pressure to drive a primary load, and where the fuel gas is supplied at a pressure higher than the predetermined pressure, an improvement is provided wherein a fuel gas expander is located downstream of a source of the fuel gas and upstream of a combustor for decreasing the pressure of the fuel gas, and wherein excess energy from the expander is used to drive a secondary load.

Inventors: Anand; Ashok Kumar (Niskayuna, NY), Smith; Raub Warfield (Ballston Lake, NY)

Assignee: General Electric Co.

International Classification: F02C 1/00 (20060101); F02C 3/22 (20060101); F02C 3/20 (20060101); F02C 006/00 ()

Expiration Date: 01/02/2018