Wireless engine monitoring system and associated engine wireless sensor network

• US 9,766,619 B2
• Filed: 07/09/2015
• Issued: 09/19/2017
• Est. Priority Date: 06/06/2012
• Status: Active Grant

• Current Assignee: Harris Corporation (L3Harris Technologies, Inc.)
• Original Assignee: Harris Corporation (L3Harris Technologies, Inc.)
• Inventors: Ziarno, James J.
• Primary Examiner(s): Edwards, Jerrah
• Application Number:
  US14/794,892
• Publication Number:
  US 20150316926A1
• Time in Patent Office: 803 Days
• CPC Class Codes: B64D 2045/0085 Devices for aircraft health monitoring, e.g. monitoring flutter or vibration
• CPC Class Codes: B64D 45/00 Aircraft indicators or protectors not otherwise provided for camouflage F41H3/00
• CPC Class Codes: G05B 23/0213 Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
• CPC Class Codes: H04B 7/18506 Communications with or from aircraft, i.e. aeronautical mobile service

Abstract

A plurality of wireless engine sensors each includes a sensing circuit that senses an engine parameter as engine data. A radio transceiver receives and transmits the engine data regarding the sensed engine parameters. An engine monitoring module includes a housing configured to be mounted at the aircraft engine. A sensor receiver is mounted within the housing and receives the engine data from the wireless engine sensors. A first wireless transmitter is carried by the housing. A memory is carried by the housing and a processor is carried by the housing and coupled to the memory and the first wireless transmitter and configured to collect and store in the memory engine data related to engine parameters sensed during operation of the aircraft engine by the plurality of wireless engine sensors and transmit the engine data via the first wireless transmitter.

Claims

1. A monitoring system for an aircraft engine, comprising:

a plurality of wireless engine sensors associated with the aircraft engine, each wireless engine sensor configured to sense an engine parameter as engine data and transmit wirelessly the engine data and receive engine operating data to change an operating parameter of the aircraft engine during flight;

an engine monitoring module comprising;

a housing mounted at the aircraft engine,

a wireless sensor processor and wireless sensor transceiver mounted within the housing and configured to receive the engine data regarding sensed engine parameters

from the wireless engine sensors;

a first wireless transceiver carried by the housing,

a memory carried by the housing,

a processor carried by the housing and coupled to the memory, the wireless sensor processor and wireless sensor transceiver, and the first wireless transceiver and

configured to;

collect and store in said memory the engine data; and

transmit the engine data via the first wireless transceiver over a wireless communications signal into the aircraft;

a wireless local area network (LAN) communications unit located within the aircraft and forming a wireless access point and wireless LAN within the aircraft;

a second wireless transceiver configured to receive the engine data from the wireless LAN and transmit the engine data from the aircraft during flight and receive engine operating data and transmit the engine operating data to the aircraft engine via the wireless LAN and engine monitoring module; and

a ground based flight control center comprising a transceiver and controller that receives the engine data transmitted wirelessly from the aircraft and processes the data to determine if an operating parameter of the aircraft engine should be changed and generate engine operating data and transmit back to the aircraft during flight the engine operating data to change an operating parameter of the aircraft engine during flight.

2. The system according to claim 1, wherein said flight control center processes the engine data and generates engine operating data comprising an algorithm to control engine operation during flight of the aircraft.

3. The system according to claim 1, wherein said flight control center processes engine data and generates performance based reports regarding engine operation during flight of the aircraft.

4. the system according to claim 3, wherein said performance based reports include data regarding fuel performance of an aircraft engine at different times during flight of the aircraft.

5. The system according to claim 4, wherein said data regarding fuel performance comprises comparative data regarding fuel efficiency from different aircraft engines on the aircraft.

6. The system according to claim 1, wherein said engine data comprises data for changing a respective operation of the engine parameter sensing.

7. The system according to claim 1, wherein said plurality of wireless engine sensors are configured to form an engine wireless sensor network.

8. The system according to claim 1, wherein a wireless engine sensor is configured to sense fuel flow, temperature, pressure, level, acceleration or vibration.

9. The system according to claim 1, wherein said first wireless transceiver is configured to transmit the engine data and a data address linked to an identifier of the aircraft engine.

10. The system according to claim 1, wherein the second wireless transceiver comprises a UHF transceiver.

11. The system according to claim 1, wherein the second wireless transceiver is configured to receive and transmit the engine data over a satellite communications link.

12. A monitoring system for an aircraft engine, comprising:

a plurality of wireless engine sensors associated with the aircraft engine, each wireless engine sensor configured to sense an engine parameter as engine data and transmit wirelessly the engine data and receive engine operating data to change operation and fuel consumption of the aircraft engine during flight;

an engine monitoring module comprising;

a housing mounted at the aircraft engine,

a wireless sensor processor and wireless sensor transceiver mounted within the housing and configured to receive the engine data from the wireless engine sensors;

a first wireless transceiver carried by the housing,

a memory carried by the housing,

a processor carried by the housing and coupled to the memory, the wireless sensor processor and wireless sensor transceiver, and the first wireless transceiver and

configured to;

collect and store in said memory the engine data; and

transmit the engine data via the first wireless transceiver over a wireless communications signal into the aircraft;

a wireless local area network (LAN) communications unit located within the aircraft and forming a wireless access point and wireless LAN within the aircraft;

a second wireless transceiver configured to receive the engine data from the wireless LAN and transmit the engine data from the aircraft during flight and receive engine operating data and transmit the engine operating data to the aircraft engine via the wireless LAN and engine monitoring module; and

a ground based flight control center comprising a transceiver and controller that receives the engine data transmitted wirelessly from the aircraft and processes the data to generate a fuel consumption report regarding fuel performance of the aircraft engine during flight and generate engine operating data and transmit back to the aircraft during flight the engine operating data to change operation and fuel consumption of the aircraft engine.

13. The system according to claim 12, wherein said flight control center processes the engine data and generates engine operating data comprising an algorithm to control engine operation during flight of the aircraft.

14. The system according to claim 12, wherein said flight control center processes engine data and generates performance based reports regarding engine operation during flight of the aircraft.

15. The system according to claim 14, wherein said performance based reports include data regarding fuel consumption of an aircraft engine at different times during flight of the aircraft.

16. The system according to claim 15, wherein said data regarding fuel consumption comprises comparative data regarding fuel efficiency from different aircraft engines on the aircraft.

17. The system according to claim 12, wherein said engine data comprises data for changing a respective operation of the engine parameter sensing.

18. The system according to claim 12, wherein said plurality of wireless engine sensors are configured to form an engine wireless sensor network.

19. The system according to claim 12, wherein a wireless engine sensor is configured to sense fuel flow, temperature, pressure, level, acceleration or vibration.

20. The system according to claim 12, wherein said first wireless transceiver is configured to transmit the engine data and a data address linked to an identifier of the aircraft engine.

21. The system according to claim 12, wherein the second wireless transceiver comprises a UHF transceiver.

22. The system according to claim 12, wherein the second wireless transceiver is configured to receive and transmit the engine data over a satellite communications link.

23. A method of monitoring an aircraft engine, comprising:

mounting a plurality of wireless engine sensors at the aircraft engine, each wireless engine sensor configured to sense an engine parameter as engine data and transmit the engine data regarding the sensed engine parameter and receive engine operating data to change an operating parameter of an aircraft engine during flight;

mounting an engine monitoring module at the aircraft engine, said engine monitoring module comprising a housing mounted at the aircraft engine, a wireless sensor processor and wireless sensor transceiver mounted within the housing and configured to receive the engine data from the wireless engine sensors, a first wireless transceiver carried by the housing, a memory carried by the housing, a processor carried by the housing and coupled to the memory, the wireless sensor processor and wireless sensor transceiver, and the first wireless transceiver;

forming a wireless local area network (LAN) within the aircraft having a wireless LAN communications unit comprising a wireless access point;

collecting and storing in said memory the engine data;

transmitting the engine data via the first wireless transceiver and wireless LAN to a second wireless transceiver located within the aircraft;

transmitting the engine data from the second wireless transceiver from the aircraft during flight to a ground based flight control center comprising a transceiver and controller that receives and processes the engine data to determine if an operating parameter of the aircraft engine should be changed and generates engine operating data and transmits back to the aircraft during flight the engine operating data to change an operating parameter of the aircraft engine during flight.

24. The method according to claim 23, wherein the flight control center processes the engine data and generates engine operating data comprising an algorithm to control engine operation during flight of the aircraft.

25. The method according to claim 23, wherein the flight control center processes engine data and generates performance based reports regarding engine operation during flight of the aircraft.

26. The method according to claim 25, wherein the performance based reports include data regarding fuel consumption of an aircraft engine at different times during flight of the aircraft.

27. The method according to claim 26, wherein the data regarding fuel consumption comprises comparative data regarding fuel efficiency from different aircraft engines on the aircraft.

28. The method according to claim 23, and further comprising forming the plurality of wireless engine sensors as an engine wireless sensor network.

29. The method according to claim 23, and further comprising sensing at a wireless engine sensor fuel flow, temperature, pressure, level, acceleration or vibration.

30. The method according to claim 23, and further comprising transmitting the engine data via a second wireless transceiver over a satellite communications link.

31. The method according to claim 23, and further comprising transmitting the engine data over an Ultra High Frequency (UHF) communications signal as an air-to-ground communications signal.

32. The method according to claim 23, and further comprising assigning a data address to the engine monitoring module and linking the data address to an engine serial number for tracking the aircraft engine.

33. The method according to claim 32, and further comprising shutting down an engine during flight of the aircraft based on the determined engine operating parameters.