Wireless preprocessing sensor

• US 20090045940A1
• Filed: 08/17/2007
• Published: 02/19/2009
• Est. Priority Date: 08/17/2007
• Status: Abandoned Application

• Current Assignee: Honeywell International Inc.
• Original Assignee: Honeywell International Inc.
• Inventors: Sadana, Rajat
• Application Number:
  US11/893,744
• Publication Number:
  US 20090045940A1
• Time in Patent Office: Days
• US Class Current: 340/539.100
• CPC Class Codes: G05B 19/4065 Monitoring tool breakage, life or condition
• CPC Class Codes: G05B 2219/33221 Drives, servo units, sensors, motors, on local network, ethernet, tcp-ip, wireless
• CPC Class Codes: G05B 2219/37434 Measuring vibration of machine or workpiece or tool
• CPC Class Codes: H04Q 9/00 Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom

Abstract

A system and method for a wireless preprocessing sensor are provided. An analysis application is operable to communicate wirelessly. The wireless preprocessing sensor includes a sensor, a processor and a wireless communication interface. The sensor is operable to measure a vibration of a rotating mechanism. The processor is operable to receive measurements of vibration from the sensor, analyze a plurality of vibration measurements to produce information representing a characteristic of the vibration of the rotating mechanism, and send the information to the analysis application via the wireless communication interface.

Claims

1. An apparatus comprising:

a sensor, operable to measure a vibration of a rotating mechanism;

a processor, operable to receive measurements of vibration from the sensor; and

a wireless communication interface,

wherein the processor is further operable to analyze a plurality of vibration measurements to produce information representing a characteristic of the vibration of the rotating mechanism and send the information to an analysis application via the wireless communication interface.

2. The apparatus of claim 1, wherein the processor is further operable to receive a configuration message via the wireless communication interface.

3. The apparatus of claim 1, wherein the processor is further operable to send an alarm message to the analysis application via the wireless communication interface in response to the information matching a predefined alarm criterion.

4. The apparatus of claim 3, wherein the processor is further operable to receive an alarm definition message via the wireless communication interface, the alarm definition message defining the alarm criterion.

5. The apparatus of claim 1, wherein the processor is operable to analyze the information by performing at least one of a Fast Fourier Transform, an envelope detection procedure, and a statistical analysis.

6. The apparatus of claim 1, wherein the processor is operable to:

receive an analysis definition message via the wireless communication interface, the analysis definition message specifying an analysis to perform; and

perform the specified analysis of the vibration measurements.

7. The apparatus of claim 1, wherein the processor is operable to send the information to the analysis application via a plurality of intermediate wireless nodes.

8. A system, comprising:

an analysis application, operable to communicate wirelessly; and

a wireless device, comprising;

a sensor, operable to measure a vibration of a rotating mechanism;

a processor, operable to receive measurements of vibration from the sensor; and

a wireless communication interface,

wherein the processor is further operable to analyze a plurality of vibration measurements to produce information representing a characteristic of the vibration of the rotating mechanism and send the information to the analysis application via the wireless communication interface.

9. The system of claim 8, wherein the processor is further operable to receive a configuration message via the wireless communication interface.

10. The system of claim 8, wherein the processor is further operable to send an alarm message to the analysis application via the wireless communication interface in response to the information matching a predefined alarm criterion.

11. The system of claim 10, wherein the processor is further operable to receive an alarm definition message via the wireless communication system, the alarm definition message defining the alarm criterion.

12. The system of claim 8, wherein the processor is operable to analyze the information by performing at least one of a Fast Fourier Transform, an envelope detection procedure, and a statistical analysis.

13. The system of claim 8, wherein the processor is operable to:

receive an analysis definition message via the wireless communication system, the analysis definition message specifying an analysis of the vibration measurements to perform; and

perform the specified analysis.

14. The system of claim 8, further comprising a plurality of intermediate wireless nodes, wherein the processor is operable to send the information to the analysis application via two or more of the plurality of intermediate wireless nodes.

15. A method comprising:

sensing a vibration of a rotating mechanism;

analyzing a plurality of vibration measurements to produce information representing a characteristic of the vibration of the rotating mechanism; and

wirelessly sending the information to an analysis application.

16. The method of claim 15, further comprising wirelessly receiving a configuration message.

17. The method of claim 15, further comprising wirelessly sending an alarm message to the analysis application in response to the information matching a predefined alarm criterion.

18. The method of claim 17, further comprising wirelessly receiving an alarm definition message, wherein the alarm definition message defines the alarm criterion.

19. The method of claim 15, wherein analyzing a plurality of vibration measurements further comprises performing at least one of a Fast Fourier Transform, an envelope detection procedure, and a statistical analysis.

20. The method of claim 15, further comprising:

wirelessly receiving an analysis definition message, the analysis definition message specifying an analysis of the vibration measurements to perform; and

performing the specified analysis.

21. The method of claim 15, wherein wirelessly sending the information further comprises sending the information via a plurality of intermediate wireless nodes.