TURBO-MACHINE TEMPERATURE CONTROL

• US 20120070266A1
• Filed: 09/21/2010
• Published: 03/22/2012
• Est. Priority Date: 09/21/2010
• Status: Abandoned Application

• Current Assignee: General Electric Company
• Original Assignee: General Electric Company
• Inventors: Ewens, David Spencer, Schaberg, Scott Michael, Mitchell, Paul Jeffrey
• Application Number:
  US12/886,947
• Publication Number:
  US 20120070266A1
• Time in Patent Office: Days
• US Class Current: 415/1
• CPC Class Codes: F01D 21/12 responsive to temperature

Abstract

A method, system, and computer program for turbo-machine temperature control is presented. The method includes: receiving an exhaust temperature (T_exh) parameter, a firing temperature (T_fire) parameter, and a combustor temperature rise (T_rise) parameter of the turbo-machine during operation using a computing device; comparing the T_exh parameter, the T_fire parameter, and the T_rise parameter to corresponding T_exh, T_fire, and T_rise operational boundaries of the turbo-machine using the computing device; and creating an action in response to at least one of: the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary for a user.

Claims

1. A method for controlling the temperature of a turbo-machine, the method comprising:

receiving an exhaust temperature (T_exh) parameter, a firing temperature (T_fire) parameter, and a combustor temperature rise (T_rise) parameter of the turbo-machine during operation using a computing device;

comparing the T_exh parameter, the T_fire parameter, and the T_rise parameter to corresponding T_exh, T_fire, and T_rise operational boundaries of the turbo-machine using the computing device; and

creating an action in response to at least one of;

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary for a user.

2. The method according to claim 1, wherein the receiving includes receiving the T_exh, T_fire, and T_rise parameters from an external computer system in communication with the computing device.

3. The method according to claim 1, further comprising:

receiving the T_exh, T_fire, and T_rise operational boundaries using the computing device.

4. The method according to claim 3, wherein the receiving includes receiving the T_exh, T_fire, and T_rise operational boundaries from an external computer system in communication with the computing device.

5. The method according to claim 1, wherein the action creating includes creating an alarm or trip of the turbo-machine in response to at least one of:

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary.

6. The method according to claim 5, wherein the alarm or trip creating includes creating the alarm or trip in response to at least one of:

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary for a period of time.

7. The method according to claim 1, further comprising:

receiving one or more additional temperature parameters of the turbo-machine during operation;

comparing the one or more additional temperature parameters to corresponding one or more additional operational boundaries; and

creating an action in response to at least one of;

a) the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary and b) the one or more additional temperature parameters exceeding the corresponding one or more additional operational boundaries using the computing device.

8. The method according to claim 1, wherein the T_fire parameter represents the firing plane temperature of a combustor of the turbo-machine.

9. The method according to claim 1, wherein the T_rise parameter represents the temperature rise across a combustor of the turbo-machine.

10. The method according to claim 1, wherein the T_exh, T_fire, and T_rise parameters are independently measured or estimated by a computer modeling system.

11. The method according to claim 1, wherein the exceeding includes the temperature parameters exceeding the corresponding operational boundaries by a predetermined temperature value.

12. A temperature control system for a turbo-machine, the system comprising:

at least one device including;

a receiver for receiving an exhaust temperature (T_exh) parameter, a firing temperature (T_fire) parameter, and a combustor temperature rise (T_rise) parameter of the turbo-machine during operation;

a comparator for comparing the T_exh parameter, the T_fire parameter, and the T_rise parameter to corresponding T_exh, T_fire, and T_rise operational boundaries of the turbo-machine; and

an action creator for creating an action in response to at least one of;

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary.

13. The temperature control system according to claim 12, wherein the receiver further receives the T_exh, T_fire, and T_rise operational boundaries from an external computer system in communication with the computing device.

14. The temperature control system according to claim 12, wherein the comparator comprises a determinator for determining whether the T_exh parameter, the T_fire parameter, and the T_rise parameter exceeds the corresponding T_exh, T_fire, and T_rise operational boundaries.

15. The temperature control system according to claim 14, wherein the determinator determines whether the T_exh, T_fire, and T_rise parameters exceeds the corresponding T_exh, T_fire, and T_rise operational boundaries by a predetermined temperature value.

16. The temperature control system according to claim 12, wherein the action creator creates an alarm or trip of the turbo-machine in response to at least one of:

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary.

17. The temperature control system according to claim 16, wherein the action creator creates an alarm or trip of the turbo-machine in response to at least one of:

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary for a period of time.

18. A computer program comprising program code embodied in at least one computer-readable medium, which when executed, enables a computer system to implement a method for controlling the temperature of a turbo-machine, the method comprising:

receiving an exhaust temperature (T_exh) parameter, a firing temperature (T_fire) parameter, and a combustor temperature rise (T_rise) parameter of the turbo-machine during operation using a computing device;

comparing the T_exh parameter, the T_fire parameter, and the T_rise parameter to corresponding T_exh, T_fire, and T_rise operational boundaries of the turbo-machine using the computing device; and

creating an action in response to at least one of;

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary for a user.

19. The computer program according to claim 18, wherein the creating an action includes creating an alarm or trip of the turbo-machine in response to at least one of:

the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary using the computing device.

20. The computer program according to claim 18, further comprising:

receiving one or more additional temperature parameters of the turbo-machine during operation;

comparing the one or more additional temperature parameters to corresponding one or more additional operational boundaries; and

creating an action in response to at least one of;

a) the T_exh parameter exceeding the T_exh operational boundary, the T_fire parameter exceeding the T_fire operational boundary, and the T_rise parameter exceeding the T_rise operational boundary and b) the one or more additional temperature parameters exceeding the corresponding one or more additional operational boundaries using the computing device.