IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0766046
(2007-06-20)
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등록번호 |
US-8123174
(2012-02-28)
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발명자
/ 주소 |
- Andrews, Thomas L.
- Peltz, Leora
- Frampton, Robert V.
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
2 |
초록
▼
An integrated instrumentation system includes a body comprising a thermal protection system (TPS) material (e.g., an ablatable material), one or more sensors embedded within the body, and a processor (e.g., an FPGA or the like) communicatively coupled to the plurality of sensors. The processor is co
An integrated instrumentation system includes a body comprising a thermal protection system (TPS) material (e.g., an ablatable material), one or more sensors embedded within the body, and a processor (e.g., an FPGA or the like) communicatively coupled to the plurality of sensors. The processor is configured to acquire sensor signals from the plurality of sensors and produce digital sensor data associated therewith. The sensors may include, for example, recession sensors, pressure transducers, thermocouples, and accelerometers.
대표청구항
▼
1. An integrated instrumentation system for a spacecraft comprising: a body comprising a module of thermal protection system (TPS) material, the body characterized by a first end, a second end, and a length, the first end of the body positioned proximate to an external surface of the spacecraft;a pl
1. An integrated instrumentation system for a spacecraft comprising: a body comprising a module of thermal protection system (TPS) material, the body characterized by a first end, a second end, and a length, the first end of the body positioned proximate to an external surface of the spacecraft;a plurality of sensors embedded within the body, the plurality of sensors comprising a plurality of thermocouples distributed at different positions along the length of the body, a recession sensor extending to the external surface, and a pressure sensor having a port extending to the external surface;a processor communicatively coupled to the plurality of sensors, the processor configured to acquire sensor signals from the plurality of sensors and produce digital sensor data associated therewith, and the processor embedded in the second end of the body; anda phase-change cooling structure thermally coupled to the processor. 2. The system of claim 1, wherein the processor is communicatively coupled to a flight computer system and is configured to send the digital sensor data thereto. 3. The system of claim 1, wherein the TPS material comprises a ceramic foam. 4. The system of claim 1, wherein the TPS material is ablatable. 5. The system of claim 1, wherein the plurality of sensors includes at least one pressure transducer. 6. The system of claim 1, wherein the plurality of sensors includes at least one accelerometer, shock sensor, or vibration sensor. 7. The system of claim 1, wherein the body is substantially cylindrical. 8. The system of claim 1, wherein the plurality of sensors includes at least two thermocouples located at different positions between the first and second ends of the body. 9. The system of claim 1, wherein the processor is further configured to selectively acquire the sensor signals and to condition the signals to produce the digital sensor data. 10. An integrated instrumentation system extending to an external surface of a spacecraft, comprising: a body comprising a module of ablatable thermal protection system (TPS) material, wherein the body has a first end exposed to an external environment, and a second end opposite the first end;a plurality of sensors embedded within the body, wherein the plurality of sensors includes a recession sensor configured to measure a rate of ablation of the TPS material, and at least two thermocouples located at different locations with respect to the first and second ends of the body;a processor embedded in the second end of the body and communicatively coupled to the plurality of sensors, the processor configured to acquire sensor signals from the plurality of sensors and produce digital sensor data associated therewith; anda phase-change cooling structure thermally coupled to the processor. 11. The system of claim 10, wherein the body is substantially cylindrical. 12. The system of claim 10, wherein the plurality of sensors includes at least one additional sensor selected from the group consisting of accelerometers and pressure transducers. 13. A method for sensing the state of an external thermal protection layer and the local atmospheric conditions of a spacecraft, comprising: providing an integrated instrumentation system including a modular body comprising a thermal protection system (TPS) material, the body characterized by a first end, a second end, and a length, the first end of the body positioned proximate to an external surface of the spacecraft, a plurality of sensors embedded within the body, and a processor embedded in the second end of the body and communicatively coupled to the plurality of sensors, the processor configured to acquire sensor signals from the plurality of sensors and produce digital sensor data associated therewith, and a phase-change cooling structure thermally coupled to the processor;incorporating the integrated instrumentation system into the external thermal protection layer of the spacecraft; andcoupling the integrated instrumentation system to a flight computer configured to receive the digital sensor data. 14. The method of claim 13, wherein incorporating the integrated instrumentation system includes forming a cavity in the external thermal protection layer of the spacecraft, wherein the cavity is configured to accept the integrated instrumentation system. 15. The method of claim 13, wherein providing the integrated instrumentation system includes embedding within the body a sensor selected from the group consisting of accelerometers, pressure transducers, thermocouples, and recession sensors.
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