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Petroleum and natural gas industries -- Design and operation of subsea production systems -- Part 7: Completion/workover riser systems
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Basic data | Standard ID | GB/T 21412.7-2018 (GB/T21412.7-2018) | | Description (Translated English) | Petroleum and natural gas industries -- Design and operation of subsea production systems -- Part 7: Completion/workover riser systems | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | E94 | | Classification of International Standard | 75.180.10 | | Word Count Estimation | 194,136 | | Date of Issue | 2018-03-15 | | Date of Implementation | 2018-10-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 21412.7-2018: Petroleum and natural gas industries -- Design and operation of subsea production systems -- Part 7: Completion/workover riser systems
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Petroleum and natural gas industries--Design and operation of subsea production systems--Part 7. Completion/workover riser systems
ICS 75.180.10
E94
National Standards of People's Republic of China
Oil and gas industry
Design and operation of underwater production systems
Part 7. Completion or workover riser system
Part 7. Completion/workoverrisersystems
(ISO 13628-7.2005, IDT)
Published on.2018-03-15
2018-10-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration issued
Content
Foreword V
1 Scope 1
2 Normative references 1
3 Terms, definitions, abbreviations and symbols 4
3.1 Terms and Definitions 4
3.2 Abbreviations 18
3.3 Symbol 18
4 system requirements 23
4.1 Purpose 23
4.2 Completion or workover riser system description 23
4.3 System Engineering 23
4.4 System Definition 25
4.5 System Design 25
4.6 System Review 25
4.7 Operating mode 26
4.8 Design Principles 34
4.9 Principles of Operation 34
4.10 Safety Principles 34
4.11 Safety Barrier Requirements 34
4.12 Regulations, Specifications and Standards 34
4.13 Operational Requirements 36
4.14 Organization and personnel qualification requirements 38
4.15 Quality System 38
4.16 Archiving, Recording and Traceability 38
4.17 Verification 38
4.18 Party A/User Responsibility 39
4.19 Manufacturer's Responsibilities 39
5 Functional requirements 39
5.1 Purpose 39
5.2 System function requirements 39
5.3 Path requirements 39
5.4 Component Requirements 41
5.5 Workover Control System 54
6 Design Requirements 60
6.1 Purpose 60
6.2 Design Principles 60
6.3 Load and load effects 62
6.4 Component Design Standards 70
6.5 Body Design Guidelines 75
6.6 Connector 80
6.7 Design criteria for other components 83
7 Materials and Manufacturing 84
7.1 Introduction 84
7.2 General requirements for materials 84
7.3 Product 90
7.4 Production and Manufacturing 93
7.5 Visual inspection and non-destructive testing 95
7.6 Assembly (installation) procedures and qualifications for assembly equipment 96
8 test 96
8.1 Overview 96
8.2 Pre-test requirements 96
8.3 Stress Test 96
8.4 Hydraulic fluid cleanliness 97
8.5 Compliance Test 97
8.6 riser and FAT 97
8.7 Workover Control System and FAT 98
8.8 System Integration Test 98
8.9 System Stress Test 99
9 Marking, storage and transport 99
9.1 riser 99
9.2 Parts 100
9.3 Workover Control System and Hydraulic Equipment 100
10 Inspection, maintenance, reassessment and monitoring 100
10.1 Overview 100
10.2 Inspection and Maintenance 100
10.3 Reevaluation of the riser 101
10.4 Monitoring 102
11 Documentation 102
11.1 Use 102
11.2 Overview 102
11.3 Design basis 102
11.4 Design Analysis 103
11.5 Connector file 104
11.6 Production and manufacturing 106
11.7 Completion Document 106
11.8 Design and Manufacturing History 107
11.9 Installation and Operation Manual 107
11.10 Working condition history 107
11.11 File Archive 108
Appendix A (informative) Completion or workover riser interface (vertical tree) standardization 109
Appendix B (informative) Working mode and overall analysis of the riser system 112
Appendix C (Informative Appendix) Fatigue Analysis and Assessment 128
Appendix D (Normative Appendix) Structural Resistance Analysis Method 151
Appendix E (informative) Example calculation of pipe pressure design 158
Appendix F (informative) Procurement Guide 161
Appendix G (informative) Bolt preload 174
Appendix H (informative) Seal 178
Appendix I (Normative) Connector quality requirements 180
References 186
Foreword
GB/T 21412 "Design and Operation of Underwater Production System for Oil and Gas Industry" is divided into fifteen parts.
--- Part 1. General requirements and recommended practices;
--- Part 2. Flexible pipe systems for subsea and offshore;
--- Part 3. Over-the-out pipe (TFL) system;
--- Part 4. Underwater wellhead installations and tree equipment;
--- Part 5. Underwater umbilical cable;
---Part 6. Underwater production control system;
--- Part 7. Completion or workover riser system;
--- Part 8. Underwater robot (ROV) interface for underwater production systems;
---Part 9. Remote Operation Tool (ROT) Maintenance System;
---Part 10. Adhesive flexible pipe specifications;
--- Part 11. Flexible pipe systems for seabed and ocean;
--- Part 12. Dynamic production riser;
--- Part 13. Remote operation tools and interfaces for underwater production systems;
--- Part 14. Underwater high integrity pressure protection system;
--- Part 15. Underwater structures and manifolds.
This part is part 7 of GB/T 21412.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This section uses the translation method equivalent to ISO 13628-7.2005 "Design and operation of the underwater production system of the oil and gas industry.
Part 7. Completion or workover riser system (English version).
The documents of our country that have a consistent correspondence with the international documents referenced in this part are as follows.
---GB/T 20972 (all parts) Oil and gas industry oil and gas mining for materials containing hydrogen sulfide
[ISO 15156 (all parts)]
---GB/T 22513-2013 Oil and gas industry drilling and production equipment wellhead facilities and tree equipment
(ISO 10423.2009, MOD)
---GB/T 28259-2012 Oil and gas industry downhole equipment downhole safety valve equipment (ISO 10432.2004,
MOD)
This part is proposed and managed by the National Oil and Gas Standardization Technical Committee (SAC/TC355).
This section drafted by. CNOOC Research Institute.
The main drafters of this section. Xu Liangbin, Sheng Leixiang, Wang Yu, Wang Rongyao, Jiang Shiquan, Zheng Lijun.
Oil and gas industry
Design and operation of underwater production systems
Part 7. Completion or workover riser system
1 Scope
This part of GB/T 21412 specifies the design, analysis, materials, manufacturing, testing and design of underwater completion or workover (C/WO) riser systems.
Requirements and recommendations for installation from floating installations.
This section applies to all new completion or workover riser systems, as well as adjustments and operations for existing systems, as well as
Reuse of locations and different floating installations. This section is limited to risers made of low alloy carbon steel. Made of special materials such as titanium and composite materials
The riser made of flexible pipe is outside the scope of this section.
This section includes the following equipment.
---Water pipe single root;
---Connector;
---Workover control system;
--- Ground flow test tree;
--- Ground test tree lifting frame;
---The lower workover riser assembly;
---Blowout valve;
---Conduit valve;
---Underwater test tree;
---Cut short section;
---Tubing hanging positioning system;
---Drilling faucet;
--- Annulus circulation hose;
---Water separator chuck;
---Umbilical cord cable clamp;
---Installation and testing tools;
---The tree hat is placed under the tool.
The relevant equipment not included in this section is as follows.
---Tubing hanging;
---The inner and outer caps of the tree;
---Tubing hanging into the tool;
--- Ground coiled tubing system;
---Ground cable operating system;
--- Ground test tree killing and production of jumper.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
IEC 60089-0 Electrical equipment for explosive atmospheres - Part 0. General requirements, fourth edition (Electricalapparatusfor
explosivegasatmospheres-Part0.GeneralRequirements,FourthEdition)
ISO 148 steel Charpy impact test (V-shaped cut) [Steel-Charpyimpacttest (V-notch)]
ISO 377 Steel and Steel Products Mechanical Properties Test Sampling Location and Sample Preparation (Steelandsteelproducts-Location
Andpreparationofsamplesandtestpiecesformechanicaltesting)
ISO 783 metal material high temperature tensile test (Metalicmaterials-Tensiletestingatelevatedtemperature)
Carbon steel and cast steel - Casting fasteners - Mechanical properties - Part 1. Bolts, screws and studs (Mechanicalproper-
tiesoffastenersmadeofcarbonsteelandaloysteel-Part 1.Bolts,screwsandstuds)
Mechanical properties of fasteners - Part 2. Nuts with specified test load values - coarse thread (Mechanical
propertiesoffasteners-Part 2. Nutswithspecifiedproofloadvalues-Coarsethread)
ISO 1461 Specification for hot dip galvanized coatings and test methods for iron and steel preforms (Hotdipgalvanizedcoatingsonfabri-
catedironandsteelarticles-Specificationsandtestmethods)
ISO 2566-1 Conversion of steel elongation values Part 1. Carbon steel and low alloy steel (Steel-Conversion of elongation
values-Part 1. Carbonandlowaloysteels)
ISO 3183 (all parts) Oil and gas industry pipeline steel pipe supply technical conditions (Petroleumandnaturalgas
industries-Steelpipeforpipelines-Technicaldeliveryconditions)
ISO 4885 Iron Products Heat Treatment Vocabulary (Ferrousproducts-Heattreatment-Vocabulary)
ISO 6507-1 Metallic materials - Vickers hardness test - Part 1 . Test method (Metalicmaterials-Vickers
hardnesstest-Part 1. Testmethod)
ISO 6892 metal material ambient temperature tensile test (Metalicmaterials-Tensiletestingatambienttemper-
Nature)
Steel forgings and rolled or forged pipes for pressure applications - Part 1 . General requirements (Steel
forgingsandroledorforgedbarsforpressurepurposes-Technicaldeliveryconditions-Part 1.Gen-
Eralrequirements)
ISO 9606-1 welder acceptance test fusion welding Part 1. Steel (Approvaltestingofwelders-Fusionweld-
ing-Part 1. Steels)
ISO 9712 non-destructive testing personnel qualification and certification (Non-destructive testing-Qualificationandcertifi-
Cationofpersonnel)
ISO 10423 Oil and gas industry drilling and production equipment wellhead facilities and tree equipment (Petroleumand
naturalgasindustries-Drilingandproductionequipment-Welheadandchristmastreeequipment)
ISO 10432 Underground safety valve equipment for underground equipment in the oil and gas industry (PetroleumAndNaturalGasIndus-
tries-DownholeEquipment-SubsurfaceSafetyValveEquipment)
ISO 10474 Steel and Steel Products Inspection Document (Steelandsteelproducts-Inspectiondocuments)
ISO 10945 Hydraulic Transmission Pressure Accumulator Valve Dimensions (Hydraulicfluidpower-Gas-loadedaccumula-
tors-Dimensionsofgasports)
ISO 11960.2004 oil and gas industry oil well casing and tubing steel pipe (Petroleum and naturalgasindus-
tries-Steelpipesforuseascasingortubingforwels-Specification)
ISO 11961 oil and gas industry steel pipe for drill pipe - Specification (Petroleum and naturalgasindustries-Steel
Pipesforuseasdrilpipe-Specification)
ISO 13533 Oil and gas industry drilling and production equipment drilling equipment drilling equipment (Petroleumandnatural
gasindustries-Drilingandproductionequipment-Dril-throughequipment)
ISO 13535 Oil and gas industry drilling and production equipment lifting equipment (Petroleum and naturalgasin-
dustries-Drilingandproductionequipment-Hoistingequipment)
ISO 13628-2 Design and operation of underwater production systems for the oil and gas industry - Part 2.
Sexual tube system (Petroleum and naturalgasindustries-Designandoperationofsubseaproductionsystems-
Part 2. Unbondedflexiblepipesystemsforsubseaandmarineapplications)
ISO 13628-4.1999 Design and operation of underwater production systems - Part 4. Underwater wellheads
And tree equipment (Petroleum and naturalgasindustries-Designandoperationofsubseaproductionsys-
tem-Part 4. Subseawelheadandtreeequipment)
ISO 13628-5.2002 Design and operation of underwater production systems - Part 5. Underwater umbilical
(Petroleum and naturalgasindustries-Designandoperationofsubseaproductionsystem-Part 5.
Subseaumbilicals)
ISO 13628-6.2000 Design and operation of underwater production systems - Part 6.
System (Designandoperationofsubseaproductionsystem -Part 6.Subseaproductioncontrolsystem)
ISO 14693 Oil and gas industry drilling and downhole equipment (Petroleum and naturalgasindustries-Dril-
Ingandwel-servicingequipment)
ISO 15156 (all parts) Materials used in oil and gas industry for oil and gas production (Petroleumand)
naturalgasindustries-MaterialsforuseinH2S-containingenvironmentsinoilandgasproduction)
ISO 15579 Metallic Materials Low Temperature Tensile Test (Metalicmaterials-Tensiletestingatlowtemperature)
ISO 17025 calibration and testing laboratory capability requirements (Generalrequirementsforthecompetenceoftesting
Andcalibrationlaboratories)
APISpec16C Throttling and Killing System (Specificationforchokeandkilsystems)
APIRP17B Flexible Pipe Recommended Practice (Recommendedpracticeforflexiblepipe)
ASME Boiler and Pressure Vessel Code, Volume VIII..2001, Volume 1. Pressure Vessel Construction Rules (Boilerandpressure
Vesselcode, Section VIII..2001, Rulesforconstructionofpressurevessels, Division1)
ASME Boiler and Pressure Vessel Code, Volume IX..2001, Welding and Brazing Assessment (Boilerandpressurevesselcode,
Section IX..2001, Weldingandbrazingqualification)
ASTMA193 alloy steel and stainless steel bolt material at high temperatures (Standardspecificationforaloy-steelandstain-
Lesssteelboltingmaterialsforhigh-temperatureservice)
ASTMA194 Standard Specification for Carbon Steel and Alloy Steel Nuts for High Temperature and High Pressure Bolts (Standardspecificationfor
Carbonandaloysteelnutsforboltsforhighpressureandhightemperatureservice)
ASTMA320 alloy steel and stainless steel bolt material at low temperatures (Standardspecificationforaloy-steelandstain-
Lesssteelboltingmaterialsforlow-temperatureservice)
Standard Test Methods and Definitions for Mechanical Testing of ASTMA370 Steel Products (Standardtestmethodsanddefinitionsfor
Mechanicaltestingofsteelproducts)
Standard Specification for Tempered and Quenched Vacuum Carbon Steel and Alloy Steel Forgings for ASTMA508 Pressure Vessels (Standard)
Specificationforquenchedandtemperedvacuum-treatedcarbonandaloysteelforgingsforpressure
Vessels)
Hydraulic fluid power-loaded accumulators - Part 1 . Specification for seamless steel accumulators
(Hydro-pneumaticaccumulatorsforfluidpowerpurposes-Part 1.Specificationforseamlesssteelac-
Cumululatorbodiesabove0,5lwatercapacity)
EN287-1 Welding wage test fusion welding Part 1. Steel (Qualificationtestofwelders-Fusionwelding-
Part 1. Steels)
EN288 Welding procedure specification and approval for metal materials (Specificationandapprovalofweldingproceduresforme-
Talicmaterials)
EN1418 Welding operator welding of metal materials for all-mechanical welding and welding and welding of resistance welding positioners
Approval test for personnel (Weldingpersonnel-Approvaltestingofweldingoperatorsforfusionweldingand
Resistanceweldsettersforfulymechanizedandautomaticweldingofmetalicmaterials)
Standard marking method for MSSSP-25 valves, fittings, flanges and pipe connections (Standardmarkingsystemsforvalves,
Fittings,flangesandunions)
SAEAS4059 Aerospace hydraulic systems for cleanliness of hydraulic fluids (Aerospacefluidpower-Cleanliness
Classificationforhydraulicsystems)
3 terms, definitions, abbreviations and symbols
3.1 Terms and definitions
The following terms and definitions apply to this document.
3.1.1
Agreement agreement
Unless otherwise stated, “agreement” means “an agreement between the manufacturer and Party A at the time of enquiry and ordering”.
3.1.2
Wet weight wetweight
Includes internal fluid weight minus wet weight of buoyancy.
3.1.3
Auxiliary pipeline auxiliaryline
Auxiliary lines outside the riser main pipe (excluding throttling and kill lines).
For example. hydraulic supply lines and annulus circulation lines.
3.1.4
Ball joint baljoint
A ball and ball groove assembly having a center passage equal to or greater than the inner diameter of the riser.
Note. It can be placed in the riser string to reduce local bending stress.
3.1.5
Barrier barrier
One or more barrier units designed to avoid accidental formation fluid intrusion.
3.1.6
Barrier element barrierelement
As a single component, it is not possible in itself to avoid components that flow from one side to the other.
3.1.7
Extrusion stress bearingstress
The average normal stress acting on the interface of the abutting surface.
3.1.8
Blowout preventer blow-outpreventer; BOP
Installed at the wellhead to isolate the casing annulus pressure, or the wellbore pressure of the open hole during drilling, completion, testing, or workover.
3.1.9
BOP stack BOPstack
The well control equipment assembly includes a blowout preventer, a cross, a valve, a hydraulic connector, and a throttling line connected to the subsea wellhead.
Note. In most cases, the term sometimes includes LMRP.
3.1.10
Buoyancy block buoyancymodule
The low specific gravity material structure, usually a foamed polymer, is bundled or stuck on the outside of the riser to reduce the wet weight of the riser.
3.1.11
Calculate calculation
Study the structural safety of components/systems by methods based on analytical formulas or numerical simulations, such as finite element methods or boundary element methods.
3.1.12
Charpy test Charpytest
A test showing fracture toughness in terms of energy absorption, lateral expansion, or fracture appearance.
3.1.13
Throttle and kill line choke-and-killine
Arranged circumferentially along the periphery of the riser to circulate fluid into and out of the wellbore and control the peripheral pipe line of the well pressure.
3.1.14
Connector connector
Used to connect adjacent components of the riser system to form a joint that withstands loads and prevents leakage.
For example. thread type, including (i) an externally threaded connection (male), an internally threaded fitting (mother) and seal (S), or (i) two male and one connections
Short section and seal ring (s); flange type. including two flanges, bolts and washers/seal ring; clamp type, including hoop, clamp, bolt and seal ring (s); pin type
Connector.
3.1.15
Control module controlmodule
The system assembly of the platform to control the underwater equipment is realized by pilot or sequential hydraulic or electrohydraulic operation.
Note. It can be configured as a riser control module for the tubing hanging mode to be sent to the column work, or as a workover control module, in the oil tree mode.
Department workover assembly operations.
3.1.16
Completion riser completionriser
Temporary riser for completion operations in blowout preventers and drilling risers.
Note. Completion operations are carried out in the drilling riser. Completion risers can also be used for open water workovers.
3.1.17
Completion or workover riser completion/workoverriser
Temporary riser for completion or workover operations.
3.1.18
Component
Pressure equipment components are the basic unit of calculation and analysis.
Note. Including structural components such as pipe body, joints, stress short sections, tensioners, mounting blocks, telescopic nipples, tubing hanging directional short sections, adapters
Wait.
3.1.19
Corrosion allowance corrosionalowance
The safety margin of the wall or part design wall thickness, considering materials due to corrosion, scale, abrasion, erosion, wear and various forms
damage.
3.1.20
Crack tip opening displacement cracktipopeningdisplacement; CTOD
The severity of the crack is measured by comparison with the critical value at the start of crack propagation.
3.1.21
Design basis designbasis
The project identifies design data and functional requirements that are not specified in the industry standard for the versatility of these data.
3.1.22
Design review designcheck
The load of the component is evaluated by applicable rules.
3.1.23
Design criteria designcriteria
Each failure mode is analyzed and the quantitative analysis meets the criteria requirements.
3.1.24
Design factor designfactor
The safety factor (permissible factor) is used in the design of the working stress.
3.1.25
Design life designlife
The riser can be used for the expected life of its intended use, including storage and work cycles, including planned maintenance, but does not include significant
Repair or replace.
Note. The design life includes the well/workover riser system or part of the complete period from the start of manufacture to the end of scrap.
3.1.26
Design load designload
Load conditions for structural design.
3.1.27
Design material strength designmaterialstrength
Stress used for structural strength calculations.
3.1.28
Design pressure designpressure
The design pressure has a specific reference value during the life of the riser, which is unlikely to exceed the maximum internal and external pressure differential.
For example, if the design pressure is the maximum pressure, you need to consider the shut-in pressure of the subsea wellhead (seabed) or the upper part of the riser (the underwater valve is open), the most stratum
Large burst pressure, maximum injection pressure of the well, maximum surge pressure or maximum kill pressure.
Note. Design pressure usually refers to the maximum allowable pressure, rated working pressure or maximum allowable pressure.
3.1.29
Designer designer
The person or organization responsible for designing a completion or workover riser system that meets the requirements of this section.
3.1.30
Path gauge drift
A cylindrical shaft used to verify the diameter of the unit and assembly equipment.
3.1.31
Diameter diameter
The minimum diameter that allows the passage gauge to pass.
3.1.32
Drifting off drift-off
The arbitrarily lateral movement of the dynamic positioning vessel, which deviates from the preset wellhead position, is generally caused by loss of positioning control or propeller capability.
3.1.33
Drill pipe riser drilpiperiser
Single column of drill pipe with attached hydraulic control umbilical and annulus umbilical.
3.1.34
Drilling riser drilingriser
The floating device is used to guide the drill string and establish a drilling fluid circulation channel between the floating device and the underwater blowout preventer.
3.1.35
Drive away from drive-off
The dynamic positioning vessel is unplanned from the main thruster or the positioning thruster to deviate from the preset position.
3.1.36
Dynamic positioning dynamicpositioning
The propeller is adjusted in a computer controlled manner to maintain the position of the vessel.
3.1.37
Effective tension
The axial tension is calculated at any point along the riser, considering only the top tension, the riser and the apparent weight of the internal fluid (positive tension).
Note. Overall buckling and geometric stiffness are controlled by effective tension.
3.1.38
Emergency relief assembly emergencydisconnectpackage
The subsea equipment assembly is typically used as part of the lower workover riser assembly as a break point between the riser and the underwater equipment.
Note. This equipment is required to be used when the riser is removed from the wellhead, typically in the event of a platform drift or other emergency that causes the platform to deviate from the well.
3.1.39
Emergency relief emergencyquick-disconnect
The emergency shut-in is automatically started, and then the riser is automatically released.
3.1.40
Emergency shutdown emergencyshutdown
Controllable continuous action to ensure that the well does not accidentally release oil and gas into the environment, ie close the barrier unit.
3.1.41
Environmental load environmentalloads
The load due to the environment (waves, currents and winds).
3.1.42
Environmental seal environmentalseal
The outermost pressure seal of the connector interface.
Note. This seal isolates the pressure medium from the surrounding environment.
3.1.43
Manufacturer fabricator
The person or organization responsible for producing a completion or workover riser system that meets the requirements of this section.
3.1.44
Factory acceptance test factoryacceptancetest
The manufacturer verifies that the specific assembly meets the requirements for the booking function and operational requirements.
3.1.45
Fail-safe fail-safe
A device or system having such a device that is automatically activated to stabilize or confirm when a failure or malfunction occurs in any part of the system.
Safe operation.
3.1.46
Failure failure
Events that cause undesirable conditions, such as loss of component or system function, or functional damage resulting in safety of the device, personnel, or the environment
Seriously affected.
For example. structural...
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