Wireless telemetry system for a turbine engine
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-011/00
G08C-019/16
G01K-001/08
출원번호
US-0018469
(2011-02-01)
등록번호
US-8527241
(2013-09-03)
발명자
/ 주소
Mitchell, David J.
Subramanian, Ramesh
Schillig, Cora
Kulkarni, Anand A.
Jonnalagadda, Vinay
Acar, Bulent
Nellian, Sankar
Williams, James P.
Roesch, Edward R.
출원인 / 주소
Siemens Energy, Inc.
인용정보
피인용 횟수 :
2인용 특허 :
5
초록▼
A telemetry system for use in a combustion turbine engine (10) having a compressor (12), a combustor and a turbine (16) and includes a sensor (118) in connection with a turbine blade (111) or vane (23). A transmitter assembly (117) includes a telemetry transmitter circuit/transceiver may be affixed
A telemetry system for use in a combustion turbine engine (10) having a compressor (12), a combustor and a turbine (16) and includes a sensor (118) in connection with a turbine blade (111) or vane (23). A transmitter assembly (117) includes a telemetry transmitter circuit/transceiver may be affixed on a turbine blade (111) or seal plate (115) proximate the turbine blade with a first connecting material (119) deposited on the turbine blade (111) for routing electronic data signals, indicative of a condition of the turbine blade (111), from the sensor (118) to the telemetry transmitter circuit/transceiver. An induction power system for powering the telemetry transmitter circuit/transceiver may include a rotating data antenna (116) affixed to the seal plate (115) with an electrical connection (122) between the telemetry transmitting circuit/transceiver for routing electronic data signals from the telemetry transmitter circuit/transceiver to the rotating data antenna (119).
대표청구항▼
1. A telemetry system for use in a combustion turbine engine having a compressor, a combustor and a turbine, the telemetry system comprising: a sensor in connection with a turbine blade;a telemetry transmitter circuit affixed to the turbine blade;a first connecting material deposited on the turbine
1. A telemetry system for use in a combustion turbine engine having a compressor, a combustor and a turbine, the telemetry system comprising: a sensor in connection with a turbine blade;a telemetry transmitter circuit affixed to the turbine blade;a first connecting material deposited on the turbine blade for routing electronic data signals from the sensor to the telemetry transmitter circuit, the electronic data signals indicative of a condition of the turbine blade;an induction power system for powering the telemetry transmitter circuit;a rotating data antenna affixed to an end face of a root of the turbine blade;a second connecting material deposited on the turbine blade for routing electronic data signals from the telemetry transmitter circuit to the rotating data antenna;a stationary data antenna affixed to a static seal segment adjacent the turbine blade,wherein the telemetry transmitter circuit is contained within a telemetry transmitter assembly comprising:a mourning bracket having a first thermal expansion coefficient that is substantially the same as a thermal expansion coefficient of the turbine blade;an electronics package having a second thermal expansion coefficient different from the first thermal expansion coefficient, the telemetry transmitter circuit contained within the electronics package;retention screws to affix a cover plate to the telemetry transmitter assembly, the cover plate having a flange arranged to relieve the retention screws from solely carrying G-forces exerted on the cover plate when the turbine blade rotates; anda planar layer of ceramic fiber woven fabric disposed between the electronics package and an inside surface of the mounting bracket to accommodate a dimensional change, differential that can occur between the electronics package and the mounting bracket due to the different first and second thermal expansion coefficients. 2. The telemetry system of claim 1, further comprising a first mounting bracket on the seal plate for affixing the rotating data antenna to the seal plate and the second mounting bracket on the seal plate for affixing the telemetry transmitter circuit to the seal plate. 3. The telemetry system of claim 2, wherein the telemetry transmitter circuit is a component of a telemetry transmitter assembly comprising a cover affixed to the second mounting bracket and covering the telemetry transmitter circuit disposed between the cover and the second mounting bracket, and the cover having a flange oriented perpendicular to a direction of G-forces exerted on the telemetry transmitter assembly when the combustion turbine is in operation. 4. The telemetry system of claim 2, wherein the second bracket has four wall members on the seal plate forming a pocket within which the telemetry transmitter circuit is disposed and one of the wall members having an opening through which the first and second electrical connections to the transmitter circuit are made. 5. The telemetry system of claim 2, wherein the telemetry transmitter circuit being a component of a telemetry transmitter assembly comprising: the second mounting bracket having a first thermal expansion coefficient that is substantially the same as a thermal expansion coefficient of the seal plate; and,an electronics package having a second thermal expansion coefficient different from the first thermal expansion coefficient, wherein the telemetry transmitter circuit is contained within the electronics package. 6. The telemetry system of claim 5, further comprising a layer of ceramic fiber woven fabric between the electronics package and an inside surface of the second mounting bracket. 7. The telemetry system of claim 2, wherein the first mounting bracket comprises first and second bracket members spaced apart for receiving the rotating data antenna wherein the first and second bracket member are disposed at an acute angle relative to a surface of the seal plate, and the rotating data antenna is mounted in an RF transparent cover that has a first and second side respectively abutting the first and second bracket member and each cover side is disposed at an acute angle relative to the surface of the seal plate. 8. The telemetry system of claim 7, wherein an induction coil assembly is secured within the RF transparent cover with the rotating data antenna. 9. The telemetry system of claim 7, further comprising the RF transparent cover made of a zirconia-toughened alumina or yttria-stabilized zirconia. 10. The telemetry system of claim 7, wherein the first and second bracket members of the first mounting bracket are oriented perpendicular with a centrifugal force direction during operation of the combustion turbine. 11. The telemetry system of claim 7, wherein the first and second bracket members of the first mounting bracket are made of a material having a thermal expansion coefficient that is substantially the same as a thermal expansion coefficient of the seal plate. 12. The telemetry system of claim 1, wherein the telemetry transmitter circuit is configured with electronic circuitry for processing the electronic data signals from a strain gauge sensor deposited on a surface of the turbine blade, the telemetry transmitter circuit capable of operating within an environment of at least about 450° C. 13. The telemetry system of claim 1, wherein the telemetry transmitter circuit is configured with electronic circuitry for processing the electronic data signals, the electronic circuitry including at least one transistor made of a material selected from the group of SiC, AlN, GaN, AlGaN, GaAs, GaP, InP, AlGaAs, AlGaP, AlInGaP, and GaAsAlN. 14. The telemetry system of claim 1, wherein the telemetry transmitter circuit is configured with electronic circuitry for processing the electronic data signals, the electronic circuitry including at least one capacitor made of a material selected from the group of PLZT, NPO, Ta2O5 and BaTiO3. 15. The telemetry system of claim 1, wherein the telemetry transmitter circuit is configured with electronic circuitry for processing the electronic data signals, the electronic circuitry including at least one resistor made of a material selected from the group of Ru, RuO2, Ru—Ag and Si3N4. 16. The telemetry system of claim 1, wherein the induction power system comprises: a stationary primary induction coil assembly affixed to a static seal segment adjacent to the turbine blade;a rotating secondary induction coil assembly affixed to the seal plate; anda power source energizing the stationary primary induction coil assembly so that the rotating secondary induction coil assembly operates at a frequency of between approximately 150 kHz to 1 MHz. 17. The telemetry system of claim 16, further comprising the stationary primary induction coil assembly and the rotating secondary induction coil assembly each having a core made of a magnetic nanocrystalline iron alloy. 18. The telemetry system of claim 17, further comprising the respective cores of the stationary primary induction coil assembly and the rotating secondary induction coil assembly being wound with a wire selected from the group of about 5% to about 40% nickel-clad copper wire encased within a ceramic insulation, an insulated silver wire and an anodized aluminum wire. 19. The telemetry system of claim 16, further comprising: the stationary primary induction coil assembly including a stationary core made of a magnetic nanocrystalline iron alloy fabricated in a “I” configuration and wound with the 27 % nickel-clad copper wire encased within a ceramic insulation;the rotating secondary induction coil assembly including a rotating core made of the magnetic nanocrystalline iron alloy fabricated in a “C” configuration and wound with the 27 % nickel-clad copper wire encased within the ceramic insulation; andthe power source energizing the stationary primary induction coil assembly so that the rotating secondary induction coil assembly operates at a frequency of approximately 150 kHz to 500 kHz across a gap of approximately 1 mm to 100 mm between the stationary primary induction coil assembly and the rotating secondary induction coil assembly at start up of the combustion turbine engine. 20. The telemetry system of claim 1, further comprising the induction power system comprising: a plurality of stationary primary induction coil assemblies affixed to at least one static seal assembly to form a continuous arc spanning approximately 90 degrees to 360 degrees; andeach of the plurality of stationary induction coil assemblies having a core made of a magnetic nanocrystalline iron alloy wound with a 5 % to about 40 % nickel-clad copper wire encased within a ceramic insulation. 21. A telemetry system comprising: a telemetry transmitter assembly affixed to a seal plate proximate to a rotating component within a combustion turbine engine at a location having an operating temperature up to approximately 450° C.;a telemetry transmitter circuit contained within the telemetry transmitter assembly, the telemetry transmitter circuit configured to process electronic data signals indicative of a condition of the rotating component;an antenna assembly affixed to the seal plate that is proximate to the rotating component;a data transmission antenna contained within the antenna assembly, the data transmission antenna receiving electronic data signals from the telemetry transmitter circuit indicative of the condition of the rotating component; andan induction power system configured for powering the telemetry transmitter circuit, the induction power system operating within the combustion turbine engine at a location having an operating temperature of approximately 450° C. 22. The telemetry system of claim 21, further comprising: means for sensing a condition of the rotating component within a combustion turbine engine;a connecting material deposited on the rotating component in connection with the sensing means for routing signals indicative of the condition of the rotating component from the sensing means to the telemetry transmitter circuit; and,an electrical connection between the telemetry transmitter circuit and the antenna assembly on the seal plate for routing signals indicative of the condition of the rotating component from the telemetry transmitter circuit to the antenna assembly. 23. The telemetry system of claim 22, wherein the telemetry circuit further comprising a first set electrical leads affixed to the seal plate and connected to the material deposited on the rotating component and the telemetry transmitter circuit, and a second set of electrical leads connecting the telemetry transmitter circuit to the antenna assembly. 24. A telemetry system for use within a combustion turbine engine, the telemetry system comprising: a telemetry transmitter circuit board affixed to a seal plate positioned proximate a turbine blade root and having electronic circuitry configured for receiving electronic data signals from a sensor on the seal plate or the turbine blade and transmitting electronic data signals indicative of a condition of the seal plate or turbine blade within the combustion turbine engine;a first data antenna affixed to the seal plate and configured for receiving the electronic data signals transmitted from the telemetry transmitter circuit board;a second data antenna affixed to a static seal segment adjacent to the first data antenna and configured for receiving electronic data signals transmitted from the first data antenna;at least one primary induction coil assembly affixed to the static seal segment and having a core made of a magnetic nanocrystalline iron alloy or magnetic ceramic, such as ferrites;a secondary induction coil assembly affixed to the seal plate proximate the turbine blade and having a core made of the magnetic nanocrystalline iron alloy or magnetic ceramic, such as ferrites; andwherein the at least one primary induction coil assembly is energized at approximately 150 kHz to approximately 500 kHz so that the secondary induction coil assembly has an operating frequency of approximately 150 kHz to approximately 500 kHz and provides power to the telemetry transmitter circuit board.
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이 특허에 인용된 특허 (5)
Kulkarni,Anand A.; Subramanian,Ramesh, Electrical assembly for monitoring conditions in a combustion turbine operating environment.
Beeck,Alexander Ralph; Irmisch,Stefan, Gas turbine blade or vane and platform element for a gas turbine blade or vane ring of a gas turbine, supporting structure for securing gas turbine blades or vanes arranged in a ring, gas turbine blade or vane ring and the use of a gas turbine blade or vane ring.
Mitchell, David J.; Schillig, Cora; Waits, Rod; Kulkarni, Anand A., Gas turbine engine comprising an ultra high temperature circuit coupling open core transformer.
Schleif, Kurt Kramer; Shaw, Donald W.; Snider, Zachary John; Arceneaux, Mario Joseph, System and method for dissipating thermal energy away from electronic components in a rotatable shaft.
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