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Join us for a workshop discussing the summary of the 2004 and 2005 storms, the restoration process, vegetation management, pole inspections, and mitigation options. Presented by Paul Davis, Director of Energy Control Center at Tampa Electric Company.
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Electric Utility InfrastructureFlorida Public Service Commission WorkshopPaul Davis, DirectorEnergy Control CenterTampa Electric CompanyJanuary 23, 2005
Overview • Summary 2004 and 2005 storms • Restoration process • Vegetation management and pole inspections • Mitigation options
Hurricane Tracks Maximum Sustained Winds Duration Charley: 46-115 mph 5 hoursAug. 13, 2004 Frances: 46-81 mph 40 hoursSept. 5, 2004 Ivan 126-158 mph 00 hoursSept. 15, 2004 Jeanne 75-92 mph 31 hoursSept. 26, 2004 Hurricanes experienced in 2004
2004 and 2005 Hurricane Damage • System Damage – 2004 Hurricanes • Significant restoration/outages • Low distribution system failure rates (<1%) • Minor substation damage • Total restoration costs approx. $75M • $116/customer outage • System Damage – 2005 Hurricanes • Minor wind damage from Dennis, Katrina & Wilma • Total restoration costs - less than $1M
Restoration • Mutual assistance • Post-storm sweep • Repair/replace practice • Temporary repairs • Observations • Process changes/modifications
Vegetation Management and Pole inspection • Annual program • Storm response
Potential Mitigation Options • Inventory • System enhancements • Maintenance practices • Vegetation management • Hardening options • Undergrounding • Standards