Transcript www.westernregionalgas.org

ASME B31Q UPDATE
Michael Gruenberg
WRGC August 2013
Points to Cover
• Committee Structure
• Industry Representation
• What has been accomplished
Committee Structure
• Chair - Amy Livingston, Compliance Manager
Kinder Morgan
• Vice Chair – Mike Burkhart, Program
Manager Nicor Gas
• Secretary – Paul Stumpf, ASME
Committee Makeup
• 30 Voting Members
• Representing:
– Transmission pipeline companies (10)
– Distribution companies (8)
– Liquid pipeline companies (2)
– State and Federal agencies (3)
– Vendors (6)
– ASME (1)
Member Locations
Committee Work 2012 - 2013
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Preparation for next release
Ad-hoc meetings
Committee meetings
Balloting Process
Preparation for Release
• Revise Task Guidance:
– Several instances where the written guidance did
not match the intent of the task.
• Revise Task Language:
– Each task rewritten to eliminate by inclusion the
main AOC’s that could be encountered (PHMSA)
– Additional language inserted to add clarity
Examples
Current
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Identify requirements
Perform task equipment check
Test/troubleshoot rectifier
Repair or replace defective
rectifier components
Place in service
Adjust output
Recognize and react to AOC’s
If required, complete
documentation
New
• Select task procedure(s) and
appropriate equipment
• Perform test equipment
check to verify that
equipment functions within
specified parameters
– Inspect equipment
– Verify equipment is calibrated
– Test equipment
Continued
Test rectifier and troubleshoot problems
• Monitor requirements of all impressed current sources
• Visually inspect components of the rectifier
• Check electrical connections (anode, ground beds, power supply, structure,
electrical ground, etc.)
• Identify and locate correct test points
• Connect instruments and test leads to correct locations
• Operate test equipment and take readings
– Rectifier voltage and current output to include current drains, shunt using a high impedance
voltmeter, ammeter (direct or indirect), and shunt, if applicable
– Watt-hour reading, if applicable
– Internally mounted voltage and amperage meter
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Analyze and interpret test results
– Maximum rated outputs
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Common component failures and output indications
Continued
Repair or replace defective rectifier components as applicable
• AC/DC circuit breakers
• Power connection/safety ground
• Fuses
• Diodes
• Disconnects
• Rectifying elements
• Transformer
• Lightening arrestors
• Shunts
• AC Filters/Chokes
• Stack
• Meters
Meetings
• Committee Meetings
– Three were devoted to the revision
• Ad-Hoc Meetings
– Six or more WebEx meetings held
Results
• 109 Tasks have been approved by the
standards committee
• 13 have been sent out for a recirculation vote
• 20 still being worked
• 1 being recirculated in the committee
• 2 not yet drafted
• 2 tasks were voted on to be removed
• 20 diving tasks
What is left
• 20 Diving tasks
• 2 Pump or compressor type tasks
• 2 Squeeze tasks
Path Forward
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Compete the task revision process
Submit all to standards committee
Publish next version ???
Pick up the items to be completed that were
tabled for the revision
QUESTIONS
Michael Gruenberg
[email protected]
702-668-6401