Hybrid high integrity pressure protection systems and valves
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16K-017/40
G05D-016/10
F16K-025/04
F16K-017/16
출원번호
US-0011941
(2016-02-01)
등록번호
US-10222812
(2019-03-05)
발명자
/ 주소
Shu, Jianchao
출원인 / 주소
Shu, Jianchao
인용정보
피인용 횟수 :
0인용 특허 :
12
초록▼
This invention relates to a Hybrid High Integrity Pressure Protection System (H-HIPPS) for severe services, the hybrid system includes a quick isolation subsystem between an overpressure zone and a normal pressure zone and a quick releasing subsystem between the overpressure zone and a lower pressur
This invention relates to a Hybrid High Integrity Pressure Protection System (H-HIPPS) for severe services, the hybrid system includes a quick isolation subsystem between an overpressure zone and a normal pressure zone and a quick releasing subsystem between the overpressure zone and a lower pressure zone with quadruple redundancies for 30 year service without repair more particularly, the hybrid system has a novel valve and a novel pilot, each with two independent plugs with metal to metal seal—(buckling seal) B ring assemblies and a novel (attachable)) A seal ring assembly to block or release over pressurize fluids without actuators for protecting the pipelines or the pressures vessels from surge pressure at the highest level of a system reliability with a fast block off time, redundant sensing valves, redundant releasing methods, redundant pressure protections, and cavitations and erosion suppressor.
대표청구항▼
1. A fluid control system comprising: (a) A piping assembly having an inlet section and at least one outlet section(b) a hybrid pressure control assembly having at least one pressure releasing control subsystem and at least one pressure shutoff control subsystem, said subsystems have a valve, ports
1. A fluid control system comprising: (a) A piping assembly having an inlet section and at least one outlet section(b) a hybrid pressure control assembly having at least one pressure releasing control subsystem and at least one pressure shutoff control subsystem, said subsystems have a valve, ports A, B, C, D and 1,2,3,4 and a pilot system connected with said valve by a means of said ports for operations between closed and open positions, said valve has a body assembly, a pair of left and right seat assemblies, a pair of left and right closure member assemblies movable positioned respectively between said body assembly and said seat assemblies, said body assembly has a body, a pair of side left and side right flange assemblies and an internal housing having at least three ribs respectively connected to said body, each of said side flange assemblies has a flange, said internal housing has a left cylindrical bore and a right cylindrical bore and a wall between said bores, said wall has one of plurality of types including a plate and the plate having at least one volume substitute box, the at least one volume substitute box has one of plurality of contents including gas, liquid and heat storable materials, said left cylindrical bore to receive said left closures member assembly for forming a left pocket, and said right cylindrical bore receive said right closure member assembly for forming a right pocket, said left bore has at least one left groove and said right bore has at least one right groove, said groove has a cross section defined by one of plurality of curves including a C curve and a V curve, said body is connected respectively with each of said side flange assemblies and said internal housing for forming a cavity, said body has said ports A, B, respectively connected to said right bore and said right pocket, and said left bore and said left pocket through one of the at least three ribs, said ports C, D respectively connected to said cavity, said ports 1, 2 are respectively connected to said ports A, B of said body, said ports 3, 4 are respectively connected to said ports C, D of said body, said body assembly has at least one spring pressure sensing valve installed in a through bore of one of the at least three ribs with passages to said cavity, and a rupture disc and a needle valve installed in a through bore of one of the at least three ribs with passages to said cavity, said body have at least one inlet port and at least one outlet port. 2. The fluid control system of claim 1, wherein at least one of said closure member assemblies has a front plate and a base ring having a lock groove and at least two radial ball bearing holes, and a head, said front plate has a center through hole to receive said head, a back step bore to receive said base ring and a back counter bore having multiple radial fastener holes, said front plate having radial and axial seal surfaces and a front surface defined by one of a plurality of profiles including a conical profile, a spherical profile and a conical profile having multiple concentric pipes, each of said pipes having multiple radial holes, the one of said closure member assemblies having multiple fasteners inserted respectively into said lock groove through said multiple radial fastener holes, said head has one of plurality of types including a solid head, the solid head having a spring holder, a head having a conical head having multiple radial holes extending to at least one axial hole and a step bore to receive a filter screen and a hollow body connected to the at least one axial hole, said closure member assembly having at least two ball/spring bearings placed respectively in the at least two radial ball bearing holes for controlling movements of said closure member assembly, the one of said closure member assemblies has one of plurality of configurations including (a) A gas loaded closure member assembly having said volume substitute box and said solid head (b) An internal liquid loaded closure member assembly having a hollow head and a spring (c) An internal liquid loaded front closure member assembly having said solid head and a spring (d) An internal liquid load back closure member assembly having said solid head having said spring holder and a caged spring (e) an internal liquid loaded back closure assembly having said solid head with said spring holder and a caged spring, and said front plate with said conical profile with said multiple concentric pipes. 3. The fluid control system of claim 1, wherein each of said seat assemblies has an engaged ring and at least one support ring and a locking assembly is placed among said flange, said internal housing and said closure member assembly for providing seals, said engaged ring has an internal surface defined by one of plurality of profiles including a conical profile and a cylindrical profile, an external surface defined by one of profiles including a conical profile and a cylindrical profile, a front end defined by one of plurality of profiles including a conical profile and spherical profile, and flat profile, a back end defined by one of plurality of profiles including a conical profile and spherical profile, flat profile, L shape profile, the at least one support ring has an internal surface defined by one of profiles including a conical profile and a cylindrical profile, an external surface defined by one of plurality of profiles including a conical profile and a cylindrical profile, a front end defined by one of plurality of profiles including a conical profile and spherical profile, flat profile, a back end defined by one of plurality of profiles including a conical profile and spherical profile, flat profile, L shape profile, the at least one support ring engaged with said engaged ring with a fit is rolled together is to form of least one groove having a C curve cross section and at least one bump having a C curve cross section for securing said engaged ring under buckling conditions, said locking assembly has one of plurality of structures including (a) a groove in one of said closure member assemblies expanding to multiple holes and a lock ring disposed in said groove and multiple screws respectively disposed in said holes to push said lock ring to secure said seat assembly with said closure member assembly (b) a groove in said flange expanding multiple holes and a lock ring disposed in said groove and multiple screws respectively disposed in said holes to push said lock ring and to secure said seat assembly with said flange (c) a groove in said housing expanding multiple holes and a lock ring disposed in said groove and multiple screws respectively disposed in said holes to push said lock ring to secure said seat assembly with said housing. 4. The fluid control system of claim 1, wherein said pilot system comprises a cylindrical body, a pair of left and right plug assemblies and a pair of seat covers, a pair of springs, said cylindrical body has a left vertical plug bore and a right vertical plug bore, a left horizontal seat bore extending to said left plug bore, a right horizontal seat bore extending to said right plug bore, each of said plug assemblies biased by one of said springs respectively movably positioned in one of said plug bores for forming a pressure pocket has a radial bore and a shear seal assembly, said shear seal assembly is movably positioned in said radial bore having a through hole, said shear seal assembly has a left metal seal ring with an edge surface and a right metal seal ring with an edge surface, a metal C ring biased by said edge surfaces between said seal rings for providing seals and spring functions, each of said seat covers positioned in one of said two horizontal seat bores has a back plate having a groove and a front piston having an axial hole extending to a radial hole connected to said groove linked to one of said release ports 3, 4 and a through side hole having one of plurality of profiles including said through side hole having a slot connected to said axial hole and said through side hole having no slot connected to said axial hole, said shear seal assembly having a back of said through port connected constantly to one of said main ports 1, 2 and a front of said through port against one of said two seat cover between said axial hole and said through side hole for controlling porting, said pressure pocket is connected by one of a plurality of pressure resources including an internal porting pressure and an external porting pressure, said hybrid pressure control assembly has a fluid/fluid loaded pressure porting system between said pilot system and said valve for establishing respectively control relationships between said plug assemblies of said valve and said plug assemblies of said pilot system. 5. The fluid control system of claim 1, wherein said piping assembly has at least one elbow and at least one elbow erosion control assembly having a rotor assembly and a pair of trim assemblies, the at least one elbow has a through bore and a front step bore having a position hole, a back step bore having a position hole, a rotor bore, each of said trim assemblies has a mated segmented cylindrical ring, and a mated segmented cylindrical step inserted respectively into said front step bore and said back step bore, a mated pinhole and a mated pin inserted respectively in said pinhole and said position hole for securing the each of said trim assemblies, the each of said trim assemblies respectively has at least two fins, inward surfaces of the at least two fins are defined by one of plurality of profiles including a conical profile and a spherical profile, said rotor assembly disposed in said rotor bore has at least two unbalanced blades for mixing fluid streams in said elbow and for generating unbalanced rotations and designed vibrations under fluid streams, one of the at least two unbalanced blades is made out of a magnetic material for generating a detectable vibration and well magnetic signals of said rotor and tracing and detecting levels of erosion on said elbow. 6. The fluid control system of claim 1, wherein said body assembly has at least one body seal assembly between said body and said flange, said body seal assembly has a left conical counter bore having multiple W shaped teeth, a right a conical stepped boss defined by mated multiple W shaped teeth and a flexible seal ring placed between said counter bore and said boss for providing seals between said flange and said body, said flexible ring has one of plurality of configurations including (a) Said flexible ring including a relatively larger inside diameter and a relatively larger outside diameter placed between said bore and said boss is pressed to form a W shape from an unformed shape and to fill gaps between said W shaped teeth and said mated W shaped teeth and attached to said bore (b) Said flexible ring including a relatively smaller inside diameter and a relatively smaller outside diameter placed between said bore and said boss is pressed to form a W shape from an unformed shape and to fill gaps between said W shaped teeth and said mated W shaped teeth and attached to said boss (c) said flexible ring including a relatively lager inside diameter and a relatively smaller outside diameter placed between said bore and said boss is pressed to form a W shape from an unformed shape and to fill gaps between said W shaped teeth and said mated W shaped teeth and respectively attached to said boss and said bore. 7. The fluid control system of claim 1, wherein said body assembly has one of plurality of structures including a three-piece body assembly and a two-pieces body assembly. 8. A valve has a body assembly, a pair of left and right seat assemblies, a pair of left and right closure member assemblies movable positioned respectively between said body assembly and said seat assemblies, said body assembly has a body, a pair of side left and right flange assemblies and an internal housing having at feast three ribs respectively connected to said body, each of said flanges assemblies has a flange, said internal housing has a left cylindrical bore and a right cylindrical bore and a wall between said bores, said wall has one of plurality of types including a plate and a plate having at least one volume substitute box, the at least one volume substitute box has one of plurality of contents including gas, liquid and heat storable materials, said left cylindrical bore to receive said left closures member assembly for forming a left pocket, and said right cylindrical bore receive said right closure member assembly for forming a right pocket, said left bore has at least one left groove and said right bore has at least one right groove, each of said grooves has a cross section defined by one of plurality of curves including a C curve and a V curve, said body is connected respectively with said left and right flange assemblies and said internal housing for forming a cavity, said body has ports A, B, respectively connected to said right bore and said right pocket, and said left bore and said left pocket through one of the at least three ribs, ports C, D respectively connected to said cavity, said body have at least one inlet port and one outlet port, said body assembly has at least one body seal assembly between said body and said flange, said body seal assembly has a left conical counter bore having multiple W shaped teeth, a right a conical stepped boss defined by mated multiple W shaped teeth and a flexible seal ring placed between said counter bore and said boss for providing seals between said flange and said body. 9. The valve of claim 8, wherein at least one of said closure member assemblies has a front plate and a base ring having a lock groove and at least two radial ball bearing holes, and a head, said front plate has a center through hole to receive said head, a back step bore to receive said base ring and a back counter bore having multiple radial fastener holes, said front plate having radial and axial seal surfaces and a front surface defined by one of a plurality profiles including a conical profile, a spherical profile and a conical profile having multiple concentric pipes, each of said pipes having multiple radial holes, the one of said closure member assemblies having multiple fasteners inserted respectively into said lock groove through said multiple radial fastener holes, said head has one of plurality of types including a solid head, a solid head having a spring holder, a head having a conical head having multiple radial holes extending to at least one axial hole and a step bore to receive a filter screen and a hollow body connected to the at least one axial hole, said closure member assembly having at least two ball/spring bearings placed respectively in the at least two radial ball bearing holes for controlling movements of said closure member assembly, the one of said closure member assemblies having one of plurality of configurations including (a) A gas loaded closure member assembly having said volume substitute box and said solid head (b) An internal liquid loaded closure member assembly having said hollow head and a spring (c) An internal liquid loaded front closure member assembly having said solid head and a spring (d) An internal liquid load back closure member assembly having said solid head having said spring holder and a caged spring (e) an internal liquid loaded back closure assembly having said solid head with said spring holder and a caged spring, and said front plate with said conical profile with said multiple concentric pipes. 10. The valve of claim 8, wherein each of said seat assemblies has an engaged ring and at least one support ring and a locking assembly is placed among said flange, said internal housing and said closure member assembly for providing seals, said engaged ring has an internal surface defined by one of plurality of profiles including a conical profile and a cylindrical profile, an external surface defined by one of profiles including a conical profile and a cylindrical profile, a front end defined by one of plurality of profiles including a conical profile and spherical profile, and flat profile, a back end defined by one of plurality of profiles including a conical profile and spherical profile, flat profile, L shape profile, the at least one support ring has an internal surface defined by one of profiles including a conical profile and a cylindrical profile, an external surface defined by one of plurality of profiles including a conical profile and a cylindrical profile, a front end defined by one of plurality of profiles including a conical profile and spherical profile, flat profile, a back end defined by one of plurality of profiles including a conical profile and spherical profile, flat profile, L shape profile, the at least one support ring engaged with said engaged ring with a fit is rolled together is to form at least one groove having a C curve cross section and at least one bump having a C curve cross section for securing said engaged ring under buckling conditions, said locking assembly has one of plurality of structures including (a) a groove in said closure member assembly expanding to multiple holes and a lock ring disposed in said groove and multiple screws respectively disposed in said holes to push said lock ring to secure said seat assembly with said closure member assembly (b) a groove in said flange expanding multiple holes and a lock ring disposed in said groove and multiple screws respectively disposed in said holes to push said lock ring and to secure said seat assembly with said flange (c) a groove in said housing expanding multiple holes and a lock ring disposed in said groove and multiple screws respectively disposed in said holes to push said lock ring to secure said seat assembly with said housing. 11. The valve of claim 8, wherein said flexible seal ring has one of plurality of configurations including (a) said flexible seal ring including a relatively larger inside diameter and a relatively larger outside diameter placed between said bore and said boss is pressed to form a W shape from an unformed shape and to fill gaps between said W shape teeth and said mated W shape teeth and attached to said bore (b) said flexible seal ring including a relatively smaller inside diameter and a relatively smaller outside diameter placed between said bore and said boss is pressed to form a W shape from an unformed shape and to fill gaps between said W shape teeth and said mated W shape teeth and attached to said boss (c) said flexible seal ring including a relatively lager inside diameter and a relatively smaller outside diameter placed between said bore and said boss is pressed to form a W shape from an unformed shape and to fill gaps between said W shape teeth and said mated W shape teeth and respectively attached to said bore and said boss. 12. The valve of claim 8, wherein said body assembly has one of plurality of structures including a three-piece body assembly and a two-pieces body assembly.
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이 특허에 인용된 특허 (12)
Bey, Roger; Sturtevant, Samuel C.; Alikhani, Sina; McMillen, Daniel, Axial drag valve with internal hub actuator.
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