ENHANCED TOOL FOR MANAGING A PROCESS CONTROL NETWORK

• US 20070179645A1
• Filed: 01/31/2006
• Published: 08/02/2007
• Est. Priority Date: 01/20/2000
• Status: Active Grant

• Current Assignee: Fisher-Rosemount Systems Incorporated (Emerson Electric Company)
• Original Assignee: Fisher-Rosemount Systems Incorporated (Emerson Electric Company)
• Inventors: Nixon, Mark, Blevins, Terrence
• Granted Patent: US 7,474,929 B2
• Time in Patent Office: Days
• US Class Current: 700/83
• CPC Class Codes: G05B 19/042 using digital processors G05B19/05 takes precedence
• CPC Class Codes: G05B 2219/23161 Hand held terminal PDA displays machine control program when user is near that machine
• CPC Class Codes: G05B 2219/24104 Operator can select a graphical screen at his will as help diagnostic
• CPC Class Codes: G05B 2219/25062 Detect physical location of field device
• CPC Class Codes: G05B 2219/25428 Field device
• CPC Class Codes: G05B 23/0216 Human interface functionality, e.g. monitoring system providing help to the user in the selection of tests or in its configuration

Abstract

A process control configuration and management system provides a plurality of function blocks representing a plurality of devices in relation to a spatial layout of a facility in which the process control system is implemented. The configuration and management system also provides process control information and process simulation information related to each of the plurality of devices in relation to the spatial layout of the facility. The configuration and management system may be implemented on a handheld device and it may include a geographic positioning system providing geographic positioning data related to the handheld device and various devices in relation to the spatial layout of the facility.

Claims

1. A method for managing a process plant having a plurality of equipment and a process control network, the process control network including a computer having a processor, a display and a memory, the method comprising:

storing in the memory information regarding a spatial layout of the plurality of equipment;

storing in the memory information regarding a configuration of a plurality of devices associated with the process control network;

storing in the memory a plurality of function blocks adapted to control the plurality of devices;

presenting the spatial layout of the plurality of equipment on the display; and

presenting on the display the plurality of function blocks in relation to the spatial layout of the plurality of equipment.

2. The method of claim 1, wherein presenting the spatial layout of the plurality of equipment further comprises presenting the spatial layout of the plurality of equipment in three dimensional graphics.

3. The method of claim 1, further comprising:

obtaining process information from the plurality of devices associated with the process control network; and

presenting on the display the process information in relation to the plurality of function blocks.

4. The method of claim 3, wherein obtaining process information from the plurality of devices further comprises obtaining process simulation information related to the plurality of devices.

5. The method of claim 4, further comprising:

allowing a user to change a value of a parameter related to at least one of the plurality of function blocks;

generating the process simulation information in response to the changed value of the parameter; and

presenting the process simulation information in relation to the spatial layout of the plurality of equipment.

6. The method of claim 3, wherein obtaining the process information from the plurality of devices further comprises obtaining at least one of:

(1) mass balance related to the plurality of devices;

(2) energy balance related to the plurality of devices;

(3) custom calculations related to the plurality of devices; and

(4) composition calculations related to the plurality of devices.

7. The method of claim 1, further comprising:

storing in the memory instructor layer graphic including a plurality of graphical elements representing the plurality of devices; and

presenting on the display the instructor layer graphic in relation to the spatial layout of the plurality of equipment.

8. The method of claim 7, wherein the instructor layer graphic is presented in at least one of:

(1) an online process control environment; and

(2) an off-line process control environment.

9. The method of claim 8, wherein the off-line process control environment presentation of the instructor layer graphic allows a user to change parameters related to at least one of the plurality of graphical elements.

10. The method of claim 7, further comprising providing a graphic display editor to allow a user to modify the instructor level graphic.

11. The method of claim 10, wherein the graphic display editor provides a plurality of display pallets, including at least one of:

(1) a calculation and control pallet;

(2) a properties and measurement pallet;

(3) an actuators pallet;

(4) a processing pallet; and

(5) a custom pallet.

12. The method of claim 3, further comprising:

monitoring performance of the plurality of devices;

generating performance statistics related to the performance of the plurality of devices; and

presenting the performance statistics in relation to the spatial layout of the plurality of equipment.

13. The method of claim 3, wherein presenting the process information from the plurality of devices further comprises presenting the process information from the plurality of devices on a hand-held device.

14. The method of claim 13, wherein the hand-held device is wirelessly connected to the process control network.

15. The method of claim 13, further comprising:

generating geographic positioning data providing the position of the hand-held device; and

displaying the position of the hand-held device in relation to the spatial layout of the plurality of equipment.

16. The method of claim 1, further comprising:

providing process simulation in relation to the spatial layout of the plurality of equipment, the process simulation including a plurality of process blocks; and

associating each of the plurality of process blocks to at least one of a plurality of process graphic elements.

17. The method of claim 16, wherein the process blocks include input and output connections, each of the input and output connections having a number of associated parameters including at least one of:

(1) connection quality;

(2) mass flow;

(3) pressure;

(4) temperature;

(5) specific heat; and

(6) density.

18. A system for managing a process plant having a plurality of equipment and a process control network, the system comprising:

a plurality of process control devices; and

a computer communicatively connected to the plurality of process control devices, the computer comprising;

a processor,

a display, and

a memory adapted to store;

information regarding a spatial layout of the plurality of equipment,

information regarding a configuration of the plurality of process control devices associated with the process control network,

a plurality of function blocks adapted to control the plurality of process control devices, and

a computer program code adapted to be operated on the-processor to;

present the spatial layout of the plurality of equipment on the display, and

present the plurality of function blocks in relation to the spatial layout of the plurality of equipment.

19. The system of claim 18, wherein the computer program code is further adapted to obtain process information from the plurality of devices and to present the process information in relation to the plurality of function blocks.

20. The system of claim 19, wherein the computer program code is further adapted to provide process simulation information related to the plurality of process control devices.

21. The system of claim 18, wherein:

the memory is further adapted to store instructor layer graphic including a plurality of graphical elements representing the plurality of process control devices; and

the computer program code is further adapted to;

determine if a user has an instructor level privilege, and

present to the user the instructor layer graphic in relation to the spatial layout of the plurality of equipment.

22. The system of claim 21, wherein the memory is further adapted to store a graphic display editor adapted to allow a user to modify the instructor level graphic.

23. The system of claim 22, wherein the graphic display editor is further adapted to provide a plurality of display pallets, including at least one of:

(1) a calculation and control pallet;

(2) a properties and measurement pallet;

(3) an actuators pallet;

(4) a processing pallet; and

(5) a custom pallet.

24. The system of claim 18, wherein the computer is a handheld device wirelessly connected to the process control network.

25. The system of claim 24, further comprising a geographic positioning device adapted to provide geographic position of the hand-held device in relation to the plurality of process control devices.

26. The system of claim 25, wherein the geographic positioning device is further adapted to present geographic position of the hand-held device in relation to the spatial layout of the facility on the display.

27. A process control network to manage a process plant, the process control network comprising:

a plurality of process control devices; and

a handheld device adapted to present;

(1) a spatial layout of a plurality of equipment within the process plant, (2) a plurality of function blocks in relation to the spatial layout of the plurality of equipment, each of the plurality of function blocks controlling one or more of the plurality of process control devices, and (3) process information generated by at least one of the plurality of control devices in relation to the spatial layout of the plurality of equipment.

28. The process control network of claim 27, further comprising a geographic positioning apparatus adapted to provide geographic position of the handheld device in relation to at least one of the plurality of process control devices.

29. The process control network of claim 28, wherein the geographic positioning apparatus is further adapted to present geographic position of the handheld device and the geographic position of at least one of the plurality of process control devices in relation to the spatial layout of the plurality of equipment.

30. The process control network of claim 27, further comprising a process simulator adapted to allow a user to change value of a parameter related to at least one of the plurality of function blocks, to generate process simulation information in response to the changed value, and to present the process simulation information in relation to the spatial layout of the plurality of equipment.

31. The process control network of claim 30, further comprising a graphic display editor adapted to allow a user to modify the presentation of the plurality of function blocks and to attach input/output parameters to the plurality of function blocks.