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Natural Gas Transmission Pipeline 101. Terry Boss INGAA 202-216-5930 www.ingaa.org tboss@ingaa.org. 4. 1. 0. Natural Gas. Source : Wikipedia. Pipeline Operation is Well Below Materials Limit of the Pipe Steel. Stress. UTS. YS. Pipe begins to burst. Stress. SMYS. Pipe Yields.
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Natural Gas Transmission Pipeline 101 Terry Boss INGAA 202-216-5930 www.ingaa.org tboss@ingaa.org
4 1 0 Natural Gas Source : Wikipedia
Pipeline Operation is Well Below Materials Limit of the Pipe Steel Stress UTS YS Pipe beginsto burst Stress SMYS Pipe Yields MAOP (Class 1) P MAOP (Class 4) Stress Strain Experience Demonstrates a Two Times Safety Factor Over MAOP
The Natural Gas Industry Marketers Storage Commercial Residential 272,500 Gas Wells Industrial & Utilities • Producers • Majors • Independents 30 Major Interstate Pipelines Gathering Storage 1200 Distributors
Typical LDC Hourly Flow vs. Scheduled Nominations Note: days are gas days commencing at 9:00 am
Model of Gas Transmission Network Courtesy of EEA
2002 to 2006 Incidents by HourOnshore Mechanical Damage 5-Year data, 2002 to 2006, Download date 10-15-06, 419 Onshore and 155 Offshore Gas Transmission and Gathering Incidents