Fluid Control Platform and System

• US 20100200074A1
• Filed: 01/22/2010
• Published: 08/12/2010
• Est. Priority Date: 01/23/2009
• Status: Abandoned Application

• Current Assignee: Albin A. Huntley, Blaik A. Musolf, Jamil J. Weatherbee, Russell M. Ziegler, Winston K. Wong
• Original Assignee: Albin A. Huntley, Blaik A. Musolf, Jamil J. Weatherbee, Russell M. Ziegler, Winston K. Wong
• Inventors: Huntley, Albin A., Wong, Winston K., Weatherbee, Jamil J., Ziegler, Russell M., Musolf, Blaik A.
• Application Number:
  US12/692,031
• Publication Number:
  US 20100200074A1
• Time in Patent Office: Days
• US Class Current: 137/13
• CPC Class Codes: G01B 7/003 for measuring position, not involving coordinate determination coordinate measuring G01B7/004
• CPC Class Codes: Y10T 137/0318 Processes
• CPC Class Codes: Y10T 137/0391 Affecting flow by the addition of material or energy
• CPC Class Codes: Y10T 137/86389 Programmer or timer
• CPC Class Codes: Y10T 29/49002 Electrical device making

Abstract

A fluid control platform that may control various fluid control components and is scalable by connecting with additional substantially identical platforms, as well as related systems, methods of manufacturing the same, and methods of fluid control are disclosed. the platform may include a programmable controller, a power supply, a data input, a data output device, and/or a networking connection, among other things. A coordinated fluid control system may include multiple networked platforms, which may be networked to each other in, for example, a ring. The programmable controller may be provided with hardware that permits operation of each of a plurality of fluid control components, some of which may be intelligent fluid control components.

Claims

1. A fluid control platform, comprising:

a first controller programmed to control a first set of a plurality of fluid control components;

a controller board,

wherein the controller board contains the first controller, and

wherein the controller board contains hardware sufficient to permit the first controller to operate each of a plurality of different groups of fluid control components, including the first set of a plurality of fluid control components;

a power supply connected to the first controller.

2. The fluid control platform as in claim 1, wherein:

the first controller is configured to determine if simultaneously operating a plurality of fluid control components requires an amount of power above a predetermined amount of power; and

the first controller is configured to delay operating at least one of the plurality of fluid control components if the amount of power is above the predetermined amount of power.

3. The fluid control platform as in claim 2, further comprising:

an order of component priority programmed into the first controller, the order providing a sequence of operation of fluid control components if the amount of power is above the predetermined amount of power.

4. The fluid control platform as in claim 3, wherein:

the first controller is configured to delay operating one of the plurality of fluid control components if the one of the plurality of fluid control components is not precedent in the order of component priority to a second component of the plurality of fluid control components to be operated.

5. The fluid control platform as in claim 3, wherein:

the first controller is configured to operate multiple components of a plurality of fluid control components simultaneously, if all fluid control components to be operated that are precedent in the order of component priority to the multiple components have been operated and if the controller determines that an amount of power required to operate the multiple components simultaneously is not above the predetermined amount of power.

6. The fluid control platform as in claim 3, wherein:

the order of component priority is a preliminary order of component priority; and

wherein the first controller references system information relating to system conditions and determines a second order of component priority based on the system information and the preliminary order of component priority.

7. The fluid control platform as in claim 1, further comprising:

a capacitive device connected to the first controller, wherein said first controller is configured to utilize power stored in said capacitive device.

8. The fluid control platform as in claim 1, wherein:

the first controller is configured to log operational data of the fluid control platform.

9. The fluid control platform as in claim 1, wherein the first set of a plurality of fluid control components includes a solenoid actuator.

10. The fluid control platform as in claim 9, wherein:

the first controller is configured to use adaptive pulse and hold techniques to operate the solenoid actuator.

11. The fluid control platform as in claim 9, wherein:

the solenoid actuator has a static position, and

the first controller is configured to measure an impedance of the solenoid actuator in the static position to obtain a measured value, compare the measured value to a predetermined impedance value of the solenoid actuator, and determine a position of the solenoid actuator from the comparison.

12. The fluid control platform as in claim 9, wherein:

the solenoid actuator has a static position, and

the first controller is configured to transmit an electrical signal having an AC voltage component through a circuit containing the solenoid actuator, measure a magnitude of the AC component of a resulting current that passes through the solenoid actuator, and compare the magnitude to a predetermined magnitude indicative of a position of the solenoid actuator subjected to the electrical signal to determine the position of the solenoid actuator.

13. The fluid control platform as in claim 9, wherein:

the solenoid actuator has an armature, and

the first controller modulates an electrical signal sent to the solenoid actuator to control a velocity of the armature.

14. The fluid control platform as in claim 9, wherein the first controller controls the velocity of the armature of the solenoid actuator to control a position of the armature.

15. The fluid control platform as in claim 1, wherein

the first set of a plurality of fluid control components includes an intelligent fluid control component comprising:

a first functional fluid control component;

a data storage device; and

a data communication device.

16. The fluid control platform as in claim 15, wherein:

the data storage device contains authentication data; and

the controller is programmed to limit a function of the intelligent fluid control component dependent on the contents of the authentication data.

17. The fluid control platform as in claim 1, further comprising:

a sensor configured to measure a characteristic of a first fluid control component, wherein the first fluid control component is a member of the first set of a plurality of fluid control components, and

wherein the first controller is configured to determine an operating point value of the first fluid control component based on the measured characteristic, and, based on the operating point value, to modify a parameter in the controller to improve operation of the first fluid control component.

18. The fluid control platform as in claim 17, wherein the first controller modifies the parameter in accordance with a lookup table stored in the first controller.

19. The fluid control platform as in claim 17, wherein

the first fluid control component is a pinch valve, and

the measured characteristic is at least one of a pinch force, a stroke, and a position of an armature of the pinch valve.

20. The fluid control platform as in claim 17, wherein

the first fluid control component is an actuating peripheral device, and

the measured characteristic is at least one of a time of actuation at a certain voltage, a time of actuation at a certain power level, and a time of actuation at a certain current.

21. The fluid control platform as in claim 17, wherein

the first fluid control component is an actuating peripheral device, and

the measured characteristic is at least one of a power required for actuation, a current required for actuation, a voltage required for actuation, a power required to maintain said fluid control component in an actuated state, a current required to maintain said fluid control component in an actuated state, and a voltage required to maintain said fluid control component in an actuated state.

22. A fluid control system, comprising:

a first controller programmed to control a first set of fluid control components;

a controller board,

wherein the controller board contains the first controller, and

wherein the controller board contains hardware sufficient to permit the first controller to operate each of a plurality of different groups of fluid control components, including the first set of a plurality of fluid control components;

a second controller programmed to control at least one fluid control component that is not a member of the first set of fluid control components;

a first networking connection on the first controller configured to communicate with the second controller;

a second networking connection on the second controller configured to communicate with the first controller; and

one or more power supplies, each said controller being connected to a power supply.

23. The fluid control system as in claim 22, wherein the second networking connection is configured to communicate with the first controller through a third controller.

24. The fluid control system as in claim 22, further comprising:

a third controller having a third networking connection configured to communicate with one or both of the first and second controllers, and

wherein the first, second, and third controllers are networked in a ring so that each controller receives data from one controller of the first, second, and third controller and transmits data to another controller of the first, second, and third controller.

25. The fluid control system as in claim 24, wherein data is transmitted via an optical fiber.

26. The fluid control system as in claim 22, further comprising:

a user system, in communication with the first and second controllers through a data connection to only the first controller.

27. A fluid control system as in claim 22, wherein

the first set of a plurality of fluid control components includes an intelligent fluid control component comprising:

a first functional fluid control component;

a data storage device; and

a data communication device.

28. A method of controlling a fluid control system having a plurality of fluid control components comprising:

using a controller board

wherein the controller board contains a single controller, and

wherein the controller board contains hardware sufficient to permit the first controller to operate each of a plurality of different groups of fluid control components, including the first set of a plurality of fluid control components; and

using the single controller,

for operating a first fluid control component;

for operating a second fluid control component of a type different from the first fluid control component.

29. The method of controlling a fluid control system of claim 28, wherein the first fluid control component is selected from a group consisting of a solenoid actuator, a stepper motor, a brushless DC motor, a pneumatic control valve, a permanent magnetic latching solenoid, a load cell, an encoder, an optical aperture sensor, and a peripheral device coupled with a sensor.

30. The method of controlling a fluid control system of claim 28, wherein the second fluid control component is selected from a group consisting of a solenoid actuator, a stepper motor, a brushless DC motor, a pneumatic control valve, a permanent magnetic latching solenoid, a load cell, an encoder, an optical aperture sensor, and a peripheral device coupled with a sensor.

31. The method of controlling a fluid control system of claim 28, wherein operating the first fluid control component includes receiving or transmitting data from an intelligent fluid control component.

32. A method of manufacturing a fluid control system, comprising:

providing a prefabricated controller board, the controller board including a programmable controller and the controller board having hardware sufficient to permit the controller to operate each of a plurality of different groups of fluid control and input and output components;

determining specifications of the fluid control system;

based on the specifications, selecting a component group of fluid control components, zero or more data input and output components, and zero or more direct user input and output components;

connecting the component group to the prefabricated controller board; and

programming said controller to operate the component group.

33. A method of manufacturing a fluid control system comprising:

providing a first prefabricated controller board, the first controller board including a first programmable controller and the first controller board having hardware sufficient to permit the first controller to operate each of a plurality of different groups of fluid control and input and output components;

providing a second prefabricated controller board, the second controller board including a second programmable controller and the second controller board having hardware sufficient to permit the second controller to operate each of a plurality of different groups of fluid control and input and output components;

determining specifications of the fluid control system;

based on the specifications, selecting a component group of at least two fluid control components, zero or more data input and output components, and zero or more direct user input and output components;

determining the number of controller boards to support the component group;

connecting the component group to the first and second controller boards, wherein each controller board is connected to at least one fluid control component of the component group;

connecting the first programmable controller to the second programmable controller to form a network;

programming the first and second programmable controllers to communicate with one another; and

programming the first and second programmable controllers to operate components connected to the first and second controller boards respectively.

34. A method of controlling power supplied a fluid control system, comprising:

determining an amount of power needed to comply with commands from a controller to simultaneously operate a plurality of system components, the plurality of system components including at least one fluid control component;

determining if the amount of power is above a predetermined amount of power; and

if the amount of power is above the predetermined amount of power, delaying operation of at least one system component.