Pilot operated fluid regulators having a reset apparatus and related methods
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G05D-016/20
F15B-011/08
G05D-016/16
F16K-031/12
출원번호
US-0867955
(2015-09-28)
등록번호
US-9952605
(2018-04-24)
발명자
/ 주소
Griffin, Jr., James Lyman
Roper, Daniel Gunder
Scheffler, Douglas James
McKinney, Harold Joe
Journey, Jason Daniel
출원인 / 주소
EMERSON PROCESS MANAGEMENT REGULATOR TECHNOLOGIES, INC.
대리인 / 주소
Hanley, Flight & Zimmerman, LLC
인용정보
피인용 횟수 :
0인용 특허 :
10
초록▼
Fluid regulator systems having reset apparatus and methods are described herein. A fluid regulator system includes a fluid regulator including a loading chamber and a supply chamber. The supply chamber is in fluid communication with a supply fluid. The system includes a first fluid control device ha
Fluid regulator systems having reset apparatus and methods are described herein. A fluid regulator system includes a fluid regulator including a loading chamber and a supply chamber. The supply chamber is in fluid communication with a supply fluid. The system includes a first fluid control device having a loading inlet and a loading outlet. The loading inlet receives a loading fluid from a loading fluid source and the loading outlet is in fluid communication with the loading chamber. The first fluid control device controls fluid flow between the loading fluid source and the loading chamber. A second fluid control device includes a vent inlet and a vent outlet. The vent inlet is in fluid communication with the loading outlet and the loading chamber and the vent outlet is in fluid communication with a vent. The second fluid control device to control fluid flow between the loading chamber and the vent.
대표청구항▼
1. A fluid regulator system comprising: a fluid regulator including a loading chamber and a supply chamber, the supply chamber being in fluid communication with a supply fluid;a first fluid control device having a loading inlet and a loading outlet, the loading inlet to receive a loading fluid from
1. A fluid regulator system comprising: a fluid regulator including a loading chamber and a supply chamber, the supply chamber being in fluid communication with a supply fluid;a first fluid control device having a loading inlet and a loading outlet, the loading inlet to receive a loading fluid from a loading fluid source, the loading outlet being in fluid communication with the loading chamber, the first fluid control device to control fluid flow between the loading fluid source and the loading chamber; anda second fluid control device having a vent inlet and a vent outlet, the vent inlet being in fluid communication with the loading outlet and the loading chamber, the vent outlet being in fluid communication with a vent, the second fluid control device to control fluid flow between the loading chamber and the vent, the second fluid control device including a first chamber in fluid communication with the supply chamber of the fluid regulator and a second chamber in fluid communication with the loading chamber of the fluid regulator, the second fluid control device to prevent the loading fluid in the loading chamber from flowing to the vent when a pressure in the first chamber of the second fluid control device is greater than a pressure in the second chamber of the second fluid control device. 2. The system defined in claim 1, wherein the first fluid control device includes a first chamber in fluid communication with the supply fluid and a second chamber in fluid communication with the loading fluid. 3. The system defined in claim 2, wherein the first fluid control device is to allow the loading fluid to flow to the loading chamber when a pressure in the first chamber of the first fluid control device is greater than a pressure in the second chamber of the first fluid control device. 4. The system defined in claim 2, wherein the first fluid control device is to prevent the loading fluid from flowing to the loading chamber when a pressure in the first chamber of the first fluid control device is less than a pressure in the second chamber of the first fluid control device. 5. The system defined in claim 1, wherein the first fluid control device is a spring-to-close valve. 6. The system defined in claim 1, wherein the second fluid control device is a spring-to-open valve. 7. The system defined in claim 1, wherein the second fluid control device is to enable the loading fluid in the loading chamber to flow to the vent when a pressure in the first chamber of the second fluid control device is less than a pressure in the second chamber of the second fluid control device. 8. A fluid regulator system comprising: a fluid regulator including a loading chamber and a supply chamber, the supply chamber being in fluid communication with a supply fluid;a first fluid control device having a loading inlet and a loading outlet, the loading inlet to receive a loading fluid from a loading fluid source, the loading outlet being in fluid communication with the loading chamber, the first fluid control device to control fluid flow between the loading fluid source and the loading chamber; anda second fluid control device having a vent inlet and a vent outlet, the vent inlet being in fluid communication with the loading outlet and the loading chamber, the vent outlet being in fluid communication with a vent, the second fluid control device to control fluid flow between the loading chamber and the vent, the second fluid control device including a first chamber in fluid communication with the supply chamber of the fluid regulator and a second chamber in fluid communication with the loading chamber of the fluid regulator, the second fluid control device to enable the loading fluid in the loading chamber to flow to the vent when a pressure in the first chamber of the second fluid control device is less than a pressure in the second chamber of the second fluid control device. 9. The system defined in claim 8, wherein the first fluid control device includes a first chamber in fluid communication with the supply fluid and a second chamber in fluid communication with the loading fluid. 10. The system defined in claim 9, wherein the first fluid control device is to allow the loading fluid to flow to the loading chamber when a pressure in the first chamber of the first fluid control device is greater than a pressure in the second chamber of the first fluid control device. 11. The system defined in claim 9, wherein the first fluid control device is to prevent the loading fluid from flowing to the loading chamber when a pressure in the first chamber of the first fluid control device is less than a pressure in the second chamber of the first fluid control device. 12. The system defined in claim 8, wherein the second fluid control device is to prevent the loading fluid in the loading chamber from flowing to the vent when a pressure in the first chamber of the second fluid control device is greater than a pressure in the second chamber of the second fluid control device. 13. The system defined in claim 8, wherein the first fluid control device is a spring-to-close valve. 14. The system defined in claim 8, wherein the second fluid control device is a spring-to-open valve. 15. A fluid regulator system comprising: a fluid regulator including a loading chamber and a supply chamber, the supply chamber to receive a supply fluid from a supply fluid source and the loading chamber to receive a loading fluid from a loading fluid source;a first valve to fluidly couple the loading fluid and the loading chamber of the fluid regulator, the first valve to allow the loading fluid to flow between the loading chamber and the loading fluid source based on a first pressure condition of the fluid regulator system, the first valve to prevent the loading fluid from flowing to the loading chamber during a second pressure condition of the fluid regulator system, wherein the first valve includes a first chamber and a second chamber, the first chamber of the first valve to sense a pressure of the supply fluid and the second chamber of the first valve to sense a pressure of the loading fluid; anda second valve to fluidly couple the loading chamber of the fluid regulator and a vent, the second valve to prevent the loading fluid in the loading chamber from flowing to the vent during the first pressure condition of the fluid regulator system and the second valve to allow the loading fluid in the loading chamber to flow to the vent during the second pressure condition of the fluid regulator system, wherein during the first pressure condition, a pressure in the first chamber of the first valve is greater than a pressure in the second chamber of the first valve to cause the first valve to move to an open position to allow the loading fluid to flow from the loading fluid source to the loading chamber of the fluid regulator wherein during the second pressure condition, a pressure in the first chamber of the first valve is less than a pressure in the second chamber of the first valve to cause the first valve to move to a closed position to prevent the loading fluid from flowing from the loading fluid source to the loading chamber of the fluid regulator, wherein the second valve includes a third chamber and a fourth chamber, the third chamber of the second valve to sense a pressure of the supply fluid and the fourth chamber of the second valve to sense a pressure of the loading fluid. 16. The fluid regulator system in claim 15, wherein during the first pressure condition, a pressure in the third chamber of the second valve is greater than a pressure in the fourth chamber of the second valve to cause the second valve to move to a closed position to prevent the loading fluid in the loading chamber of the fluid regulator from flowing to the vent. 17. The fluid regulator system in claim 16, wherein during the second pressure condition, a pressure in the third chamber of the second valve is less than a pressure in the fourth chamber of the second valve to cause the second valve to move to an open position to allow the loading fluid in the loading chamber of the fluid regulator to flow to the vent. 18. The fluid regulator system in claim 15, wherein the first pressure condition is a normal operation of the fluid regulator system and the second pressure condition is a fail condition of the fluid regulator system. 19. The fluid regulator system of claim 18, wherein the first pressure condition includes the supply fluid having a pressure that is greater than a pressure of the loading fluid, and the second pressure condition includes the supply fluid having a pressure that is less than a pressure of the loading fluid. 20. An apparatus including: a fluid regulator with a loading chamber to receive a loading fluid and a supply chamber to receive a supply fluid;a first control device to provide the loading fluid to the loading chamber, the first control device having a first chamber in fluid communication with the supply chamber to sense a pressure of the supply fluid in the supply chamber and a second chamber in fluid communication with the loading chamber to sense a pressure of the loading fluid in the loading chamber; anda second control device to vent the loading fluid from the loading chamber, the second control device including a third chamber to be in continuous fluid communication with the supply chamber of the fluid regulator and a fourth chamber to be in continuous fluid communication with the loading chamber of the fluid regulator during operation of the fluid regulator. 21. The apparatus defined in claim 20, wherein the second control device is to move to a closed position when the first control device is in an open position, and the second control device is to move to an open position when the first control device is in a closed position. 22. The apparatus defined in claim 20, wherein the first control device includes a first sensing element between the first chamber and the second chamber to sense a pressure differential between the supply fluid in the first chamber and the loading fluid in the second chamber to cause the first control device to move between an first open position and a first closed position, and wherein the second control device includes a second sensing element positioned between the third chamber and the fourth chamber to sense a pressure differential between the supply fluid in the third chamber and the loading fluid in the fourth chamber to cause the second control device to move between a second open position and a second closed position.
Tucker, Jeffrey C.; Andersen, Brian L.; Mittelstadt, Robert, Fluid flow control system, fluid delivery and control system for a fluid delivery line, and method for controlling pressure oscillations within fluid of a fluid delivery line.
Griffin, Jr., James Lyman; Roper, Daniel Gunder; Scheffler, Douglas James; McKinney, Harold Joe; Journey, Jason Daniel, Pilot operated fluid regulators having a reset apparatus and related methods.
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