PPM156 Standards Development Well Control and Subsea Equipment Nae - Nrc August 2010 [Read-Only] [Compatibility Mode]

American Petroleum InstitutePresentation to NAE/NRC Committee

Analyzing Deepwater Horizon Incident:

API Standards/Industry Recommendations

Related to Offshore Drilling Operations

1

Erik Milito, API Director, Upstream and Industry Operations

David Soffrin, API Manager, Downstream Standards Program

Andy Radford, API Senior Policy Advisor, Offshore Issues

Roland Goodman, API Manager, Upstream Standards

August 12, 2010


Topics• API Standards Development Process

• Offshore Drilling Standards and Recommended

Practices

• API Recommended Practice 96, Deepwater Well

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• API Recommended Practice 96, Deepwater Well

Design

• Joint Industry Task Forces Overview: Scope of

Work and Recommendations

• Enhanced Industry Operations and Capabilities

API Standards

• API publishes ~500 technical standards covering all

aspects of the oil and natural gas industry

• MMS references 72 API standards in regulations

� Updated in FR as of April 28, 2010

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� Updated in FR as of April 28, 2010

o 46 Measurement Practices

o 14 Design Codes

o 10 Operational Recommended Practices

o 2 Inspection Codes

� Most Recent - May 4, 2010 - API RP 90, Annular Casing

Pressure Management

Standards Development Process

• API is accredited by the American National Standards Institute (ANSI)� Open to all interested parties

� Balance of interests among participants

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� Balance of interests among participants

� Approval by consensus (not unanimity)

• Transparent process (any stakeholder can comment on any document)� Due process ensures that all comments must be

considered and documented

Standards Development Process• API standards include:

� Specifications

� Recommended Practices

� Guidance Documents

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� Guidance Documents

� Codes

• Development managed through industry

committee structure

• Documents drafted by industry volunteers

and contracted experts

Subcommittee on Drilling Well Control Equipment

• Responsible for 8 API Standards

• Key standards

� Spec 16A – Drill-through Equipment (BOPs)

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� Spec 16A – Drill-through Equipment (BOPs)

� Spec 16D - Control Systems for Drilling Well Control

Equipment

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• Testing in Spec 16A, Specification for Drill-

through Equipment includes:

� Pressure ratings

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� Pressure ratings

� Dimensions

� Design Verification Testing, 5.5

� Operational Testing for BOPs, 5.7

� Testing for Non-metallic sealing materials, 5.8


• Spec 16D, Specification for Control Systems for

Drilling Well Control Equipment and Control

Systems for Diverter Equipment

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Systems for Diverter Equipment

• Spec 16D covers control systems for BOPs –

Hydraulic, Electro-Hydraulic, Emergency

Disconnect Systems, Acoustic, and Remote

Operated Vehicles

• Actuation times consistent with MMS regulations

Subcommittee on Well Cements

• Responsible for 16 API Standards

• Key standards - RP 65 and 65-2

• RP 65, Cementing Shallow Water Flow Zones in

Deepwater Wells - cited in MMS Regulations

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Deepwater Wells - cited in MMS Regulations

• RP 65-2, Isolating Potential Flow Zones During

Well Construction - published in May 2010

Subcommittee on Subsea Production Equipment

• Responsible for 17 API Standards with four

additional under consideration

• Key standards

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• Key standards � RP 17H on Remotely Operated Vehicles (ROVs)

� RP 17M on Remotely Operated Tool Intervention Systems (ROTs)

� Covers ROV and ROT interfaces on subsea BOP and production systems

� Combined document will include proposed additional post-deployment integrated system testing requirements and changes to hot tap interface to facilitate recognition by equipment

Drilling & Production Operations Subcommittee

• Responsible for 13 API Standards for both

onshore and offshore practices

• Key work includes standards and coordination on

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• Key work includes standards and coordination on

RPs 53, 59, 65, and RP 90, recently incorporated

by reference

• RP 90 - Guide to managing annular casing

pressure in offshore wells


• RP 53, Recommended Practice for Blowout

Prevention Equipment Systems for Drilling

Operations

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Operations

� Configuration, installation and testing of BOP equipment

systems

� Cited in MMS regulations

� Update underway - Initial focus on pressure barriers,

control systems, testing, etc.


• RP 59, Recommended Practice for Well Control

Operations

� Basic well control principles

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� Basic well control principles

� Detailed procedures for handling well control events

� Basis for industry training programs


• RP 96, Deepwater Well Design (working title)

� Study the loads and design practices used in subsea

wells, including long strings and liner/tieback wellbore

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wells, including long strings and liner/tieback wellbore

configurations

� Understand the relative merits of each configuration to

provide a framework to select the completion

configuration that provides the highest overall system

reliability


• RP 96 Scope

� Barrier philosophy

� Load case considerations

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� Risk mitigation

� References to other related industry standards

• RP 96 Goal

� Systematic drilling and completion well planning

� Provide confidence that all items accounted for

� Avoid unintended consequences

Joint Industry Task Forces

• Offshore Operating Procedures

• Offshore Equipment

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• Subsea Well Control and Containment

• Oil Spill Response

Joint Industry Task Forces

• Objectives:

� Review equipment, designs, processes/procedures,

testing protocols, planning, regulations, and associated

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testing protocols, planning, regulations, and associated

data

� Identify gaps

� Make recommendations to close identified gaps and to

align industry standards with recognized best practices

� Improve equipment, operations and response

Offshore Operating Procedures

• Processes Associated with Drilling and

Completing Deepwater Wells

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• Focus on Mechanical Loads, Cementing

Practices, Barriers and Well Displacement

• Addressing Health, Safety & Environment Case

• Over 30 Participants; Over 20 Organizations


• May 17, 2010 Recommendations

� Health, Safety and Environment (HSE) Case

oDrilling Contractor Safety Case

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oDrilling Contractor Safety Case

oLease Operator Safety Management System

oWell Construction Interfacing Document



� Operating Procedures

oEngage casing hanger latching mechanisms when

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oEngage casing hanger latching mechanisms when

casing is installed in the subsea wellhead

oProvide two independent barriers, including one

mechanical barrier, for each flow path




oPerform negative tests to a differential pressure

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oPerform negative tests to a differential pressure

greater than or equal to anticipated pressure after

displacement

oPositively test each casing barrier to a pressure

exceeding the highest estimated integrity of casing

shoes below that barrier




oClose BOPs during displacement to underbalanced

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oClose BOPs during displacement to underbalanced

fluid columns

oPerform separate displacement operations for riser

and casing – Monitor volumes

oEnsure shearable drillstring components are

positioned in the shear rams during displacement




oForm API committee to study physical loads, design

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oForm API committee to study physical loads, design

practices for well completions and completion

configuration

oAdopt API RP 65 Part 2: Isolating Potential Flow

Zones During Well Construction

Offshore Equipment

• Reviewing Current BOP Equipment Designs,

Testing Protocols, Regulations and Data

� Secondary BOP Control Systems

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� BOP Testing and Test Data

� Remotely Operated Vehicles

• Addressing Health, Safety & Environment Case

• Over 60 Participants; Over 30 Organizations

Offshore Equipment



oEnsure BOP can automatically close blind/shear

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oEnsure BOP can automatically close blind/shear

ram(s) and close choke/kill line valves

oPerform full surface function/pressure testing prior to

running of the BOP stack

Offshore Equipment



oAt prescribed intervals, conduct subsea testing of

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oAt prescribed intervals, conduct subsea testing of

hydraulic function of rams and valves

oArm the system when the BOP stack is latched on

the wellhead

Offshore Equipment



oVerify proper operation of the system by testing to

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oVerify proper operation of the system by testing to

MMS-approved APD casing pressure

oDisarm and rearm only if approved through formal

MOC process

Offshore Equipment


� BOP Testing and Test Data

oUpon completion of the testing, forward the test

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oUpon completion of the testing, forward the test

charts and function test work sheets to relevant

MMS district office

Offshore Equipment


� Other Secondary Control Systems

oEstablish Phase 2 work group to evaluate system

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oEstablish Phase 2 work group to evaluate system

combinations and capabilities under various

conditions – Make recommendations

oEvaluate processing acoustic systems to remove

ambient noise

oEngage national research facilities

Offshore Equipment


� Remotely Operated Vehicles

oEnsure ROV can close blind shear rams, pipe rams,

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oEnsure ROV can close blind shear rams, pipe rams,

casing shear rams, and choke and kill valves

oEnsure ROV can unlatch the LMRP

oStandardize ROV hot stab and receptacle per API

Spec. 17H

Offshore Equipment


� Remote Operated Vehicles

oSurface test ROV functionality – develop visual

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oSurface test ROV functionality – develop visual

reference capability to confirm ram closure

o Identify methods for testing without introducing

seawater in BOP system

oStage ROV tooling/external hydraulic power supplies

strategically in the Gulf

Subsea Well Control and Containment

• Reviewing everything that happens after a BOP

has failed or intervention with BOP has failed

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• Does not include BOPs, EDS, autoshear/deadman

system, ROV/BOP interface

• Over 30 participants/Over 30 organizations

• Goal – August 25 for initial recommendations


• Well Containment at the Seafloor

� Hard Connect

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� Hard Connect

� Top Kill

� Existing Equipment Modification


• Intervention and Containment within the Subsea

Well

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� Relief Well Considerations

� Dynamic Kill

� Direct Mechanical Intervention

oSubsea Stripping & Snubbing; Coil Tubing;

Packers/Mechanical Barriers; Reactant Pills


• Subsea Collection and Surface Processing and

Storage

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� Capture System

oSealed to Wellbore

oNo Seal to Wellbore

oDispersed Flow

Enhanced Industry Capabilities• MMS NTLs N-05 and N-06

• Well Design and Construction

• Blowout Preventers

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• Subsea Intervention

• Spill Preparedness and Response

• Planning

• Safety Management Systems

American Petroleum InstitutePresentation to NAE/NRC Committee

Analyzing Deepwater Horizon Incident:

API Standards/Industry Recommendations


38

Erik Milito, API Director, Upstream and Industry Operations, [email protected]

David Soffrin, API Manager, Downstream Standards Program, [email protected]

Andy Radford, API Senior Policy Advisor, Offshore Issues, [email protected]

Roland Goodman, API Manager, Offshore Standards Program, [email protected]

www.api.org