System for strategic management and communication of data in machine environments

• US 8,462,793 B2
• Filed: 05/25/2007
• Issued: 06/11/2013
• Est. Priority Date: 05/25/2007
• Status: Active Grant

• Current Assignee: Caterpillar Incorporated
• Original Assignee: Caterpillar Incorporated
• Inventors: Turcot, Keith Albert
• Primary Examiner(s): Thier, Michael
• Assistant Examiner(s): PASIA, REDENTOR M
• Application Number:
  US11/807,314
• Publication Number:
  US 20080291918A1
• Time in Patent Office: 2,209 Days
• Field of Search: 370/252, 370/316, 370/328, 370/338, 370/352, 370/395.4, 370/395.42, 370/412, 709/203, 709/217, 709/219, 709/229, 709/239, 709/240, 455/404.2, 455/405, 455423-425, 455/456.1
• US Class Current: 370/395.42
• CPC Class Codes: H04Q 2213/13333 Earth satellites
• CPC Class Codes: H04Q 2213/13349 Network management
• CPC Class Codes: H04Q 3/0087 Network testing or monitoring arrangements

Abstract

A system for strategic management and communication of data in machine environments includes at least one communication module for communicating data with an off-board system, the communication module being disposed in a machine environment and adapted for use with one or more communication methods. The system also includes a data interpreter communicatively coupled to the at least one communication module. The data interpreter is configured to communicate operation data associated with a machine, the operation data including a plurality of operational aspects associated with at least a portion the machine. The data interpreter prioritizes each of the plurality of operational aspects in a communication queue associated with the data interpreter. The data interpreter is also configured to select a communication method for each of the plurality of operational aspects based on a priority associated with a respective operational aspect and transmit each of the operational aspects to the off-board system via the selected communication method.

Claims

1. A system for strategic management and communication of data in machine environments comprising:

at least one communication module for communicating data with an off-board system, the communication module being disposed in a machine environment and adapted for use with one or more communication methods;

a data interpreter communicatively coupled to the at least one communication module and configured to;

communicate operation data associated with a machine, the operation data including a plurality of operational aspects associated with at least a portion of the machine;

prioritize each of the plurality of operational aspects in a communication queue associated with the data interpreter;

select a communication method for each of the plurality of operational aspects based on a priority associated with a respective operational aspect; and

transmit each of the operational aspects to the off-board system via the selected communication method, where prioritizing each of the plurality of operational aspects includes;

analyzing each operational aspect based on predetermined operational criteria, including;

comparing a value of at least one operational aspect to a predetermined threshold;

designating one or more operational aspects whose value does not conform with the predetermined threshold as high-priority; and

designating one or more operational aspects whose value does conform with the predetermined threshold as low-priority; and

establishing data communication time limits for one or more operational aspects based on the priority associated with the one or more operational aspects,

wherein a data communication time limit established for the one or more high-priority operational aspects is shorter than a data communication time limit established for the one or more low-priority operational aspects and

wherein selecting the communication method includes;

receiving a list of available communication methods from the off-board system, the list including cost data associated with each available communication method;

selecting the least costly communication method available;

monitoring a time that an operational aspect remains in the queue; and

selecting a second communication method from the list of available communication methods if the monitored time exceeds the data communication time limit, wherein the data communication time limit is indicative of a time period that the operational aspect is permitted to remain in the queue.

2. The system of claim 1, wherein the at least one communication module includes one or more of a satellite, cellular, short message service, smartcard, or global navigational communication module configured to communicate data via a communication network.

3. The system of claim 2, wherein the communication module is communicatively coupled to a global navigational satellite system network adapted to collect location information associated with the machine and provide the location information to the at least one communication module.

4. The system of claim 1, wherein the at least one communication module includes a communication module that supports data communication via satellite, cellular, and short message service communication networks.

5. The system of claim 1, further including a plurality of monitoring devices communicatively coupled to the data interpreter, each of the monitoring devices configured to:

monitor an operational aspect associated with the machine; and

provide data indicative of the monitored operational aspect to the data interpreter.

6. The system of claim 1, wherein selecting the at least one communication method includes:

detecting a plurality of available communication methods;

assigning a communication method to each of the plurality of operation aspects in the communication queue such that high-priority operational aspects are queued for transmission based on reliability of the available communication method and low-priority operational aspects are queued for transmission based on cost of the available communication method.

7. The system of claim 6, wherein the data interpreter is further configured to:

query a communication server for a list of available communication methods;

receive the list of available communication methods in response to the request, wherein the list of available communication methods includes cost and reliability data associated with each available communication method.

8. The system of claim 1, wherein the off-board system is configured to:

monitor a location of the machine;

identify available communication methods based on the location of the machine;

determine cost and reliability data associated with the available communication methods based on the location of the machine; and

provide a table that includes a list of the available communication methods, the list including cost and reliability data associated with each of the available communication methods.

9. The system of claim 8, wherein selecting the communication method further includes:

providing data indicative of the location of the machine to the off-board system;

receiving the cost and reliability information associated with available communication methods from the off-board system;

wherein the cost and reliability data is based on the location of the machine.

10. The system of claim 1, wherein:

the data interpreter is configured to determine whether each operational aspect is transmitted to the off-board system via the selected communication method within a respective data communication limit, and

to select another communication method for one or more operational aspects if the one or more operational aspects are not transmitted to the off-board system within their respective established data communication limits.

11. The system of claim 1, wherein prioritizing each of the plurality of operational aspects further includes:

arranging the one or more high-priority operational aspects in the queue based on an actual amount of time that the one or more high-priority operational aspects have been in the queue,

wherein, if the actual amount of time associated with a first high-priority operational aspect is greater than the actual amount of time associated with a second high-priority operational aspect, the first high-priority operational aspect is arranged in the queue for transmission to the off-board system before the second high-priority operational aspect.

12. The system of claim 1, wherein prioritizing each of the plurality of operational aspects further includes:

designating one or more operational aspects as high-priority without regard to the value of the one or more operational aspects.

13. The system of claim 1, wherein at least one operational aspect is associated with a unique tracking identification code, and

the data interpreter is configured to determine, using the unique tracking identification code, whether the at least one operational aspect associated with the unique tracking identification code has been successfully received by the off-board system.

14. A method for data communication between one or more geographically dispersed assets and a project management system comprising:

receiving, in a data interpreter, operation data associated with a remote asset operating in a project environment, the operation data including a plurality of operational aspects associated with the remote asset;

assigning, by the data interpreter, a priority to each of the plurality of operational aspects;

arranging the plurality of operational aspects in a communication queue based on the assigned priority associated with the plurality of operational aspects;

selecting, by the data interpreter, a communication method for each of the plurality of operational aspects in the communication queue; and

transmitting data from the communication queue via the selected communication method, wherein assigning a priority to each of the plurality of operational aspects includes;

analyzing, by the data interpreter, the received operational aspects based on predetermined operational criteria, including;

comparing a value of at least one operational aspect to a predetermined threshold;

designating, by the data interpreter, one or more operational aspects whose value does not conform with the predetermined threshold as high-priority; and

designating, by the data interpreter, one or more operational aspects whose value does conform with the predetermined threshold as low-priority, and

establishing data communication time limits for one or more operational aspects based on the priority associated with the one or more operational aspects,

wherein a data communication time limit established for the one or more high-priority operational aspects is shorter than a data communication time limit established for the one or more low-priority operational aspects and

wherein selecting the communication method includes;

receiving a list of available communication methods from the off-board system, the list including cost data associated with each available communication method;

selecting the least costly communication method available;

monitoring a time that an operational aspect remains in the queue; and

selecting a second communication method from the list of available communication methods if the monitored time exceeds the data communication time limit, wherein the data communication time limit is indicative of a time period that the operational aspect is permitted to remain in the queue.

15. The method of claim 14, wherein selecting the communication method includes:

identifying at least one available communication method based on a location of the remote asset;

determining a cost and reliability associated with the at least one available communication method; and

assigning a communication method to each of the plurality of operation aspects in the communication queue such that high-priority operational aspects are queued for transmission based on the reliability of the available communication methods and low-priority operational aspects are queued for transmission based on the cost of the available communication methods.

16. The method of claim 15, wherein selecting a communication method for transmitting operation data stored in the communication queue includes:

analyzing a plurality of communication methods based on one or more of reliability and cost associated with each of the plurality of available communication methods;

selecting, for high priority operational aspects, a communication method as an available communication method with a reliability factor that exceeds a predetermined reliability threshold; and

selecting, for low priority operational aspects, a communication method as an available communication method with a cost less than a predetermined cost threshold.

17. The method of claim 16, wherein selecting the communication method for high-priority operational aspects includes:

selecting the communication method with the highest reliability factor of the available communication methods; and

selecting the communication method for low-priority operational aspects includes selecting the communication method with the lowest cost of the available communication methods.

18. The method of claim 14, wherein the predetermined threshold is a design specification value or range for a system of the remote asset.

19. The method of claim 18, wherein the design specification value or range relates to at least one of a stress-strain threshold, a mechanical force limit, fuel efficiency, an operating temperature, an operating pressure, or a load limit.

20. The method of claim 14, wherein the predetermined threshold is a value or range related to at least one of a combustion engine, a motor, a transmission, a fluid cooling system, a generator, a cooling tank, or a lubricating fluid, of the remote asset.

21. The method of claim 14, wherein the predetermined threshold is a value or range of at least one of a fuel level, an oil pressure, an engine temperature, a coolant flow rate, a coolant temperature, a tire pressure, an engine temperature, a load, or a fuel efficiency, of the remote asset.

22. A method for data communication between one or more geographically dispersed assets and a project management system comprising:

monitoring operation data associated with a remote asset operating in a project environment, wherein the operation data is indicative of a plurality of operational aspects associated with the remote asset;

prioritizing the operation data;

establishing a communication queue for communicating the operation data between a remote asset and a project management system, the communication queue being configured to arrange the operation data for communication based on a priority associated with each respective operational aspect operation data;

selecting a communication method for transmitting the operation data in the communication queue such that operation data is queued for transmission based on one or more of reliability and cost of available communication methods; and

transmitting operation data associated with the communication queue via a selected communication method, where prioritizing the operation data includes;

analyzing each operational aspect based on predetermined operational criteria, including;

comparing a value of at least one operational aspect to a predetermined threshold, wherein the predetermined threshold is a design specification value or range for a combustion engine, a motor, a transmission, a fluid cooling system, a generator, a cooling tank, or a lubricating fluid, of the remote asset;

designating one or more operational aspects whose value does not conform with the predetermined threshold as high-priority; and

designating one or more operational aspects whose value does conform with the predetermined threshold as low-priority; and

establishing data communication time limits for one or more operational aspects based on the priority associated with the one or more operational aspects,

wherein a data communication time limit established for the one or more high-priority operational aspects is shorter than a data communication time limit established for the one or more low-priority operational aspects; and

wherein selecting the communication method includes;

receiving a list of available communication methods from an off-board system, the list including cost data associated with each available communication method;

selecting the least costly communication method available;

monitoring a time that an operational aspect remains in the queue; and

selecting a second communication method from the list of available communication methods if the monitored time exceeds the data communication time limit, wherein the data communication time limit is indicative of a time period that the operational aspect is permitted to remain in the queue.

23. The method of claim 22, wherein selecting a communication method for transmitting operation data stored in the communication queue includes:

analyzing a plurality of communication methods based on one or more of reliability and cost associated with each of the plurality of available communication methods;

selecting, for high priority operation data, a communication method as an available communication method with a reliability factor that exceeds a predetermined reliability threshold; and

selecting, for low priority operation data, a communication method as an available communication method with a cost less than a predetermined cost threshold.

24. A method for data communication between one or more geographically dispersed assets and a project management system comprising:

receiving, in a data interpreter, operation data associated with a remote asset operating in a project environment, the operation data including a plurality of operational aspects associated with the remote asset;

assigning a priority to each of the plurality of operational aspects;

arranging the plurality of operational aspects in a communication queue based on the assigned priority associated with the plurality of operational aspects;

establishing a data communication time limit for each of the plurality of operational aspects based on the priority assigned to each of the plurality of operational aspects, wherein the established data communication time limit for each of the plurality of operational aspects is indicative of a time period that each of the plurality of operational aspects is permitted to remain in the communication queue;

receiving a list of communication methods from the remote asset, the list including cost data associated with each available communication method;

initially assigning a first communication method for all of the plurality of operational aspects in the communication queue, wherein the first communication method is the least costly communication method available;

transmitting data from the communication queue via the first communication method; and

selectively reassigning one or more of the plurality of operational aspects to a different communication method based at least in part on the priority assigned to each of the plurality of operational aspects and a measured time delay associated with transmitting each of the operational aspects via the first communication method, wherein the measured time delay is indicative of a length of time that each respective operational aspect remains in the communication queue beyond its respective data communication time limit.

25. The system of claim 24, wherein establishing a data communication time limit for each of the plurality of operational aspects based on the priority assigned to each of the plurality of operational aspects further includes:

associating a first data communication time limit with at least one of the operational aspects if the at least one operational aspect is designated as high-priority; and

associating a second data communication time limit with at least one of the operational aspects if the at least one operational aspect is designated as low-priority,

wherein the first data communication time limit is shorter in duration than the second data communication time limit.