System and method for dynamic multi-objective optimization of machine selection, integration and utilization

• US 6,847,854 B2
• Filed: 08/07/2002
• Issued: 01/25/2005
• Est. Priority Date: 08/10/2001
• Status: Expired due to Term

• Current Assignee: Rockwell Automation Technologies Incorporated (Rockwell Automation, Inc.)
• Original Assignee: Rockwell Automation Technologies Incorporated (Rockwell Automation, Inc.)
• Inventors: Discenzo, Frederick M.
• Primary Examiner(s): Gandhi, Jayprakash N.
• Application Number:
  US10/214,927
• Publication Number:
  US 20030061004A1
• Time in Patent Office: 902 Days
• Field of Search: 700/28, 700/90, 700/95, 700/99, 700/32, 700/36, 702/108, 318/609, 705/8
• US Class Current: 700/99
• CPC Class Codes: G05B 13/024 in which a parameter or coefficient is automatically adjusted to optimise the performance
• CPC Class Codes: G05B 13/0265 the criterion being a learning criterion
• CPC Class Codes: G05B 2219/32015 Optimize, process management, optimize production line
• CPC Class Codes: G05B 2219/32235 Sharing of data between process control and maintenance management computers
• CPC Class Codes: G06Q 10/04 Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem" market predictions or forecasting for commercial activities G06Q30/0202
• CPC Class Codes: G06Q 10/06 Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
• CPC Class Codes: G06Q 10/0631 Resource planning, allocation, distributing or scheduling for enterprises or organisations
• CPC Class Codes: H04L 67/12 specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
• CPC Class Codes: H04L 69/40 for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection management of faults, events, alarms or notifications in data switching networks H04L41/06
• CPC Class Codes: Y02P 90/82 Energy audits or management systems therefor

Abstract

The invention provides control systems and methodologies for controlling a process having one or more motorized pumps and associated motor drives, which provide for optimized process performance according to one or more performance criteria, such as efficiency, component life expectancy, safety, emissions, noise, vibration, operational cost, or the like. More particularly, the subject invention provides for employing machine diagnostic and/or prognostic information in connection with optimizing an overall business operation.

Claims

1. A system that facilitates optimizing industrial business operations, comprising:

a component that receives data relating to diagnostics and prognostics of a subset of machines that are part of the industrial business operations;

a component that receives data relating to at least two of the following business related concerns;

inventory, processes, accounting, finance, manufacturing, and utilities;

an optimization component that analyzes the machine data and the business concern data; and

a regulating component that facilitates regulating the machines and business concerns based at least in part as a function of the analyzed data.

2. The system of claim 1, further comprising a host computer that executes the optimization component.

3. The system of claim 1, further comprising a host computer that executes the regulating component.

4. The system of claim 1, at least a subset of the components being executed in a distributed fashion across portions of the system.

5. The system of claim 1, the optimization component performing the analysis based in part upon at least one of:

asset management and real options analysis as a factor.

6. The system of claim 1, the regulating component reducing operating rate of at least a subset of the machines.

7. The system of claim 1, the regulating component increasing operating rate of at least a subset of the machines.

8. The system of claim 1, at least a subset of the machines and/or components being represented by intelligent agents.

9. The system of claim 1, at least a subset of the machines and/or components being physically located remote from one another.

10. A computer readable medium storing the components of claim 1.

11. A method that facilitates asset optimization in an industrial automation environment, comprising:

receiving and analyzing in real-time data relating to diagnoses and prognoses of operational aspects of a subset of machines that are part of the industrial automation system;

modifying asset utilization in the industrial automation system based at least in part as a function of the analyzed diagnostic and prognostic machine data;

selecting a desired operating point within an allowable range of operation about a system setpoint according to performance characteristics associated with at least one of the machines; and

controlling at least one machine according to the desired operating point.

12. The method of claim 11, further comprising obtaining the system setpoint and the allowable range of operation from a user.

13. The method of claim 11, wherein selecting the desired operating point comprises:

correlating at least two of motor efficiency information, pump efficiency information, and motor drive efficiency information in order to derive correlated system efficiency information; and

selecting the desired operating point as the optimum efficiency point within the allowable range of operation according to the correlated system efficiency information.

14. The method of claim 13, wherein controlling the system according to the desired operating point comprises providing a motor speed signal to the motor drive according to the desired operating point.

15. The method of claim 13, further comprising obtaining at least one of the efficiency information, the allowable range, and the system setpoint from a user.

16. The method of claim 13, further comprising obtaining at least one of the efficiency information, the allowable range, and the system setpoint from a host computer.

17. The method of claim 16, wherein the at least one of the efficiency information, the allowable range, and the system setpoint is obtained via a network.

18. The method of claim 17, wherein the at least one of the efficiency information, the allowable range, and the system setpoint is obtained via wireless communications.

19. The method of claim 13, further comprising obtaining at least a portion of one of the efficiency information, the allowable range, and the system setpoint from prior operation of the system.

20. The method of claim 11, wherein selecting the desired operating point comprises:

correlating component performance information associated with at least two components in the system in order to derive correlated system performance information; and

selecting the desired operating point as the optimum performance point within the allowable range of operation according to the correlated system performance information.

21. The method of claim 20, wherein controlling the system according to the desired operating point comprises providing a setpoint to a controller associated with the system according to the desired operating point.

22. The method of claim 20, further comprising obtaining at least one of the performance information, the allowable range, and the system setpoint from a host computer.

23. The method of claim 22, wherein the at least one of the performance information, the allowable range, and the system setpoint is obtained via a network.

24. The method of claim 23, wherein the at least one of the performance information, the allowable range, and the system setpoint is obtained via wireless communications.

25. The method of claim 20, further comprising obtaining at least a portion of one of the performance information, the allowable range, and the system setpoint from prior operation of the system.

26. The method of claim 20, wherein the component performance information comprises at least one of life cycle cost information, efficiency information, life expectancy information, safety information, emissions information, operational cost information, MTBF information, noise information, and vibration information.

27. The method of claim 26, wherein the system comprises a motorized pump system for pumping fluid, having an electric motor operatively coupled with a pump, and a motor drive providing electrical power to the motor, wherein the component performance information comprises efficiency information related to at least two of the motor, the pump, and the motor drive, and wherein the correlated system performance information comprises cost information related to the system operational cost per unit of fluid pumped.

28. The method of claim 11, further comprising employing an options based analysis in connection with asset management.

29. The method of claim 28, further comprising automatically ordering an asset via the Internet.

30. The method of claim 11, wherein the system comprises a motorized pump system having an electric motor operatively coupled with a pump, and a motor drive providing electrical power to the motor, and wherein the performance characteristics associated with a plurality of components in the system comprises life expectancies of at least two of the motor, the pump, and the motor drive.

31. The method of claim 11, wherein the system comprises a motorized pump system having an electric motor operatively coupled with a pump, and a motor drive providing electrical power to the motor, and wherein the performance characteristics associated with a plurality of components in the system comprises cost of operation associated with at least two of the motor, the pump, and the motor drive.

32. The method of claim 11, wherein selecting the desired operating point comprises measuring at least one process variable from a sensor associated with the system.

33. A computer readable medium having stored thereon computer executable instructions for performing the method of claim 11.