A high-temperature connectorized thermocouple probe assembly for use in land gas turbine environments consistent with the present invention comprises a thermocouple junction having a plurality of conductors, a high temperature connector having at least one conductor, a length of cable having at leas
A high-temperature connectorized thermocouple probe assembly for use in land gas turbine environments consistent with the present invention comprises a thermocouple junction having a plurality of conductors, a high temperature connector having at least one conductor, a length of cable having at least one conductor coupling at least one of the conductors of the thermocouple junction with at least one conductor of the high temperature connector; and a bushing disposed around the length of cable. In a further aspect, a land gas turbine system consistent with the present invention comprises a land gas turbine and a thermocouple probe assembly disposed at least partly within the land gas turbine, wherein the thermocouple probe assembly comprises a thermocouple junction and a high temperature connector coupled to the thermocouple junction, and wherein the thermocouple probe assembly is removably connected to, or is adapted for removable connection to, the land gas turbine via the high temperature connector. The land gas turbine system may further comprise a device for housing the thermocouple probe assembly, wherein the thermocouple probe assembly further comprises a length of cable coupling the thermocouple junction with the high temperature connector and a bushing disposed around the length of cable, wherein the bushing is adapted to mate with a corresponding stop in the device for housing the thermocouple probe assembly. The high temperature connector may be adapted to operate in a temperature of at least approximately 800 degrees F.
대표청구항▼
1. A thermocouple probe assembly comprising:a thermocouple junction having a plurality of conductors; a high temperature connector having at least one conductor, said high temperature connector adapted to operate in a temperature range from approximately 500 to 1200 degrees F.; a backshell adjacent
1. A thermocouple probe assembly comprising:a thermocouple junction having a plurality of conductors; a high temperature connector having at least one conductor, said high temperature connector adapted to operate in a temperature range from approximately 500 to 1200 degrees F.; a backshell adjacent to said high temperature connector; a length of cable comprising an insulator and at least one conductor coupling at least one of the conductors of said thermocouple junction with said at least one conductor of said high temperature connector, said insulator encasing at least a portion of the conductor of said length of cable; and a bushing disposed around said length of cable; wherein said high temperature connector is coupled to said backshell; wherein said at least one conductor of said high temperature connector is coupled to said at least one conductor of said length of cable within said backshell; and wherein said backshell houses at least a portion of the insulator of said length of cable. 2. A thermocouple probe assembly as claimed in claim 1, wherein said length of cable comprises mineral insulated cable.3. A thermocouple probe assembly as claimed in claim 2, wherein said mineral insulated cable is of Type K or Type N.4. A thermocouple probe assembly as claimed in claim 1, wherein said bushing is adapted to mate with a corresponding stop in a device for housing the thermocouple probe assembly.5. A thermocouple probe assembly as claimed in claim 4, wherein said thermocouple probe assembly is removably disposed within said device for housing the thermocouple probe assembly.6. A thermocouple probe assembly as claimed in claim 4, wherein said device for housing the thermocouple probe assembly is a well or a shield.7. A thermocouple probe assembly as claimed in claim 1, further comprising a protective tube disposed around at least a portion of said length of cable.8. A thermocouple probe assembly as claimed in claim 7, further comprising a compression fitting and at least one ferrule compressed onto said protective tube inside said compression fitting.9. A thermocouple probe assembly as claimed in claim 1, wherein said high temperature connector is adapted to mate with a corresponding connector to form an environmentally sealed connection.10. A thermocouple probe assembly as claimed in claim 1, wherein said thermocouple probe assembly is installed in, or adapted for removable installation into, at least a portion of a land gas turbine.11. A thermocouple probe assembly as claimed in claim 1, wherein said thermocouple probe assembly is disposed in a well of a land gas turbine, said well comprising a metal;wherein said bushing comprises a metal; and wherein the metal of the bushing has a thermal expansion coefficient lower than the thermal expansion coefficient of the metal of the well. 12. A thermocouple probe assembly as claimed in claim 1, wherein said thermocouple probe assembly is disposed in a well of a land gas turbine, said well comprising a metal;wherein said bushing comprises a metal; and wherein the metal of the bushing is of a dissimilar type from the metal of the well. 13. A thermocouple probe assembly comprising:a thermocouple junction and a high temperature connector coupled to the thermocouple junction, said high temperature connector adapted to operate in a temperature range from approximately 500 to 1200 degrees F.; and a backshell adjacent to said high temperature connector; wherein the thermocouple probe assembly further comprises a length of cable comprising an insulator and at least one conductor coupling at least one of the conductors of said thermocouple junction with said at least one conductor of said high temperature connector, said insulator encasing at least a portion of the conductor of said length of cable; wherein said high temperature connector is coupled to said backshell; wherein said at least one conductor of said high temperature connector is coupled to said at least one conductor of said length of cable within said backshell; wherein said backshell houses at least a portion of the insulator of said length of cable; and wherein the thermocouple probe assembly is removably connected to, or is adapted for removable connection to a cable carrying a signal from the thermocouple junction to a controller in a land gas turbine. 14. A thermocouple probe assembly as claimed in claim 13, further comprising:a conductor coupling said thermocouple junction to said high temperature connector; and a bushing disposed around said conductor. 15. A thermocouple probe assembly as claimed in claim 13, further comprising a bushing disposed around said length of cable;wherein said thermocouple probe assembly is disposed in a well of a land gas turbine, said well comprising a metal; wherein said bushing comprises a metal; and wherein the metal of the bushing has a thermal expansion coefficient lower than the thermal expansion coefficient of the metal of the well. 16. A thermocouple probe assembly as claimed in claim 13, further comprising a bushing disposed around said length of cable;wherein said thermocouple probe assembly is disposed in a well of a land gas turbine, said well comprising a metal; wherein said bushing comprises a metal; and wherein the metal of the bushing is of a dissimilar type from the metal of the well. 17. A land gas turbine system comprising:a land gas turbine comprising a well and a controller; and a thermocouple probe assembly disposed in said well; wherein the thermocouple probe assembly comprises a thermocouple junction and a high temperature connector coupled to the thermocouple junction, said high temperature connector adapted to operate in a temperature range from approximately 500 to 1200 degrees F., and further comprises a backshell adjacent to said high temperature connector; wherein the thermocouple probe assembly further comprises a length of cable comprising an insulator and at least one conductor coupling at least one of the conductors of said thermocouple junction with said at least one conductor of said high temperature connector, said insulator encasing at least a portion of the conductor of said length of cable; wherein said high temperature connector is coupled to said backshell; wherein said at least one conductor of said high temperature connector is coupled to said at least one conductor of said length of cable within said backshell; wherein said backshell houses at least a portion of the insulator of said length of cable; and wherein the thermocouple probe assembly is removably connected to, or is adapted for removable connection to a cable carrying a signal from the thermocouple junction to said controller. 18. A land gas turbine system as claimed in claim 17, wherein said well comprises a stop, and wherein the thermocouple probe assembly further comprises a bushing adapted to mate with said stop.19. A thermocouple probe assembly as claimed in claim 17, comprising a bushing disposed around said length of cable;wherein said thermocouple probe assembly is disposed in a well of a land gas turbine, said well comprising a metal; wherein said bushing comprises a metal; and wherein the metal of the bushing has a thermal expansion coefficient lower than the thermal expansion coefficient of the metal of the well. 20. A thermocouple probe assembly as claimed in claim 17, further comprising a bushing disposed around said length of cable;wherein said thermocouple probe assembly is disposed in a well of a land gas turbine, said well comprising a metal; wherein said bushing comprises a metal; and wherein the metal of the bushing is of a dissimilar type from the metal of the well. 21. A land gas turbine system comprising:a land gas turbine comprising a well and a controller; and a thermocouple probe assembly disposed in said well; wherein the thermocouple probe assembly comprises a thermocouple junction and a high temperature connector coupled to the thermocouple junction, said high temperature connector adapted to operate in a temperature range from approximately 500 to 1200 degrees F.; wherein the thermocouple probe assembly is removably connected to, or is adapted for removable connection to a cable carrying a signal from the thermocouple junction to said controller; wherein said well comprises a stop, and wherein the thermocouple probe assembly further comprises a bushing adapted to mate with said stop; and wherein said well comprises a metal; and wherein said bushing comprises a metal having a thermal expansion coefficient lower than the thermal expansion coefficient of the metal of said well. 22. A land gas turbine system comprising:a land gas turbine comprising a well and a controller; and a thermocouple probe assembly disposed in said well; wherein the thermocouple probe assembly comprises a thermocouple junction and a high temperature connector coupled to the thermocouple junction, said high temperature connector adapted to operate in a temperature range from approximately 500 to 1200 degrees F.; wherein the thermocouple probe assembly is removably connected to, or is adapted for removable connection to a cable carrying a signal from the thermocouple junction to said controller; wherein said well comprises a stop, and wherein the thermocouple probe assembly further comprises a bushing adapted to mate with said stop; and wherein said well comprises a metal; and wherein said bushing comprises a dissimilar metal from the metal of said well.
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