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US 2017/0322106 A1Published application
Pipe Engagement and Testing System
AssigneePipeline Pressure Isolation Group, LLC
InventorsKenneth Breaux, W. Buckley Scott Buckley
Life of this patent
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Abstract
A pipeline pressure isolation system that can have a multi pressure head plug module, a hydrotest module and/or a multiwedge pipe interface.
Claims46
A pipe engagement system, comprising:
- a multi pressure head plug module the multi pressure head plug module comprising;
- a plug body having a multi pressure section face, the pipeline fluid applying a pipeline fluid differential pressure against the multi pressure section face;
- a plurality of support disks mounted around a portion of the plug body;
- and a packer seal secured around a portion of the plug body adjacent the support disks:
- a ball joint assembly mechanically connected to the multi pressure head plug module disposed in the pipeline, the ball joint assembly comprising;
- a ball joint housing having a chamber;
- a first pivoting ball joint having a first ball joint interior conduit mounted on one end of the ball joint housing;
- and
- a second pivoting ball joint with a second ball joint interior conduit mounted on an opposite end of the ball joint housing, wherein the first and the second ball joint interior conduit are in fluid communication via the chamber.
6 more elements
A method for operating a pipe engagement system comprising the steps of:
- pressurizing hydraulic fluid sent from the control module to hydraulic cylinder chamber to actuate relative movement of a piston;
- actuating said piston to cause movement of a primary wedge;
- moving said primary wedge to interaction with secondary wedges;
- forcing secondary wedges to push outwardly;
- and
- engaging the grip units attached to said secondary wedges.
3 more elements
A pipe engagement system, comprising:
- a multi pressure head plug module the multi pressure head plug nodule comprising;
- a plug body having a multi pressure section face, the pipeline fluid applying a pipeline fluid differential pressure against the multi pressure section face;
- and
- a packer seal secured around a portion of the plug body.
1 more element
An hydrotesting module comprising:
- a body that can when placed in a pipeline affect a volumetric change to increase or decrease the pressure Ina pipeline segment.
A method for operating a pipe engagement system comprising the steps of:
- pressurized hydraulic fluid is sent from a control module to act on packer activation piston;
- actuating said piston to cause movement of the high-pressure packer ring and compress packer seal until it extends radially outward to engage a pipe wall.
A method for performing a hydrotest comprising the following steps:
- inserting a hydrotest module into a pipeline;
- transporting said hydrotest module into a test section of said pipeline;
- actuating said isolation plugs to seal off a segment of pipeline;
- said test section filled with a fluid;
- isolating said test section;
- activating said hydrotest module to enact a volumetric change in the pipeline to increase pressure in the pipeline.
3 more elements
A method for changing the pressure in a pipeline comprising the following steps:
- inserting a hydrotest module into a pipeline;
- transporting said hydrotest module into a test section of said pipeline;
- said test section filled with a fluid;
- isolating said test section;
- activating said hydrotest module to enact a volumetric change in the pipeline.
2 more elements
A pipe engagement system comprising:
- a packer;
- a packer support ring;
- a primary wedge;
- said primary wedge further comprising a plurality of pipe angled faces and a pipe parallel face;
- a plurality of secondary wedges;
- said secondary wedges further comprising a primary wedge interface face and a grip unit interface face;
- said grip unit interface face further comprising a series of shallow and steep cut outs in a staggered tooth configuration;
- and
- said secondary wedges further comprising a pipe perpendicular face;
- a plurality of grip units;
- said grip units further comprising a secondary wedge interface face and a tubular contact interface face;
- said secondary wedge interface further comprising a series of shallow and steep cut outs in a staggered tooth configuration;
- said tubular contact face further comprising a series of radial grips;
- a plurality of primary wedge inserts with a staggered angle tooth configuration;
- a plurality of secondary wedge inserts with a staggered angle tooth configuration;
- wherein
- said packer is in mechanical communication with said secondary wedges pipe perpendicular face;
- said primary wedge pipe angled face is in mechanical communication with said primary wedge insert;
- said primary wedge insert is in mechanical communication with said secondary wedge insert;
- said secondary wedge insert is in mechanical communication with said secondary wedge interface and said secondary wedge grip unit interface face is in mechanical communication with said grip unit,
17 more elements
A pipe engagement system, comprising:
- a multi pressure head plug module the multi pressure head plug module comprising;
- a plug body having a multi pressure section face, the pipeline fluid applying a pipeline fluid differential pressure against the multi pressure section face;
- a plurality of support features mounted around a portion of the plug body;
- and a packer seal secured around a portion of the plug body adjacent the support features;
- a ball joint assembly mechanically connected to the multi pressure head plug module disposed in the pipeline, the ball joint assembly comprising;
- a ball joint housing having a chamber;
- a first pivoting ball joint having a first ball joint interior conduit mounted on one end of the ball joint housing;
- and
- a second pivoting ball joint with a second ball joint interior conduit mounted on an opposite end of the ball joint housing, wherein the first and the second ball joint interior conduit are in fluid communication via the chamber.
6 more elements
The hydrotesting module of claim. 32 further comprising:
- said pump alternatively able to respond freely to changes in pressure across the pump and able to measure and communicate fluid passage through said pump if driven by pressure differential between said two outlets.
An hydrotesting module comprising:
- a body;
- gas fluid intake;
- compressor;
- and
- a storage cylinder;
- said compressor designed to draw gas phase fluid from t le pipeline and compress it into said storage cylinder.
3 more elements
A pipeline engagement system comprising:
- a packer;
- a packer support ring;
- a primary wedge;
- said primary wedge further comprising a plurality of pipe angled faces and a pipe parallel face;
- a plurality of secondary wedges;
- said secondary wedges further comprising a primary wedge interface face and a grip unit interface face;
- said grip unit interface face further comprising a series of shallow and steep cut outs in a staggered tooth configuration;
- and
- said secondary wedges further comprising a pipe perpendicular face;
- a grip unit;
- said grip units further comprising a tubular contact interface face;
- said tubular contact face further comprising a series of radial grips;
- wherein
- said packer is in mechanical communication with said secondary wedges pipe perpendicular face;
- said primary wedge pipe angled face is in mechanical communication with said secondary wedge and secondary wedge is in mechanical communication with said grip unit,
12 more elements
A method for operating a pipe engagement system comprising the steps of:
- pressurizing hydraulic fluid sent from the control module to hydraulic cylinder chamber to actuate relative movement of piston;
- actuating said piston to cause movement of a primary wedge;
- moving said primary wedge to interaction with secondary wedges;
- forcing secondary wedges to push outwardly.
1 more element
A pipe engagement system comprising:
- a primary wedge;
- said primary wedge further comprising a plurality of planar angled faces and a pipe parallel face;
- a plurality of secondary wedges;
- said secondary wedges further comprising a primary wedge interface face and a grip unit interface face;
- said secondary wedges further comprising a pipe perpendicular face;
- a grip unit;
- said grip units further comprising a secondary wedge interface face and a tubular contact interface face;
- said tubular contact face further comprising a series of radial grips;
- a primary wedge insert with a staggered angle tooth configuration;
- a secondary wedge insert with a staggered angle tooth configuration;
- wherein
- said packer is in mechanical communication with said secondary wedges pipe perpendicular face;
- said primary wedge pipe angled face is in mechanical communication with said primary wedge insert;
- said primary wedge insert is in mechanical communication with said secondary wedge insert;
- said secondary wedge insert is in mechanical communication with said secondary wedge interface;
- and said secondary wedge grip unit interface face is in mechanical communication with said grip unit;
- said primary wedge insert and secondary wedge insert contact surfaces set at angles to promote crests of one insert to move into the knees of the mating staggered angle tooth inserts when said grip units contact a tubular such as the pipe wall such as to prevent further relative movement between said primary wedge insert and said secondary wedge insert.
14 more elements
A packer support ring configured to deploy, expand or extend radially toward the pipeline inner wall and partially or completely bridge both one or both of the plurality of extrusion gaps and/or a plurality of unsupported gaps.
A ball joint comprising a pivoting ball hemisphere slidingly engaging an inner pivoting ball joint adapter and slidingly engaging an exterior bail joint clamshell housing.
A gripping module with grip plate comprising a plurality of sliders mounted between said grip plates.
Dependencies are inferred from the claim text.