Increasing Efficiency with OMS –Ice Storm vs. Hurricane Ike

What a difference a day (and the right system) makes

Phil Caskey

Overview• Quick recap of Consolidated

– Provides needed context• Brief review of major outages• Comparison of two biggest events• Discuss impact of effective OMS• Open dialogue

– Answer questions– Debate processes– ???

Consolidated Electric Cooperative, Mount Gilead, Ohio

• 16,000 meters• 1,800 miles of line• 7 counties

– mostly the two counties immediately north of Columbus, Ohio

• $30 million annual revenue• 43 employees in 2 district offices

Consolidated Electric Cooperative, Mount Gilead, Ohio

• Ohio Co-ops own substations/meter points.– 138kV, 69kV, 34.5kV, 12.5kV

• Transmission contracted with IOUs.– A few co-ops have some transmission.– CEC has one 4.7 mile 69kV tap.

• CEC has 16 substations.– 138kV(5), 69kV(10), 34.5kV(1)

• Embarking on AMI adventure

System Model

• Line Numbers– All protective devices– 01~1A1A1A …

• Chapel Mapping– SQL Server database

for connectivity– Creates .STD file

• WindMil EA model• DisSPatch Model

E&O Outage Staffing

VP, E&OCoordinate &

Assist Dispatchers

Director Ops Director EngBird Dog

E&O AsstLead Dispatcher

North Crews (7) South Crews (6) Staking (2)Bird Dogs

Safety & ContractsBird Dog

Ops ClerkDispatcherOps Clerk

Subsidiaries,Other Departments

Bird Dogs

Major Outage History• 1992 Ice Storm

– Sheriff called to protect office after members’ threats.

– Good Ol’ Boy OMS• 2005 Ice Storm

– 5 days– CRC call data

• 2006 Thunderstorms– 2 days– Brand X OMS

• 2008 Ice Storm– 3 days– DisSPatch

• 2008 Wind Storm (Hurricane Ike)– 5 days– DisSPatch

• 2009 Wind Storm– 2 days– DisSPatch

Ike Storm vs. Ice Storm

• Ike 2008– Fully restored 5 days– 11,936 Meters

• 14,884 with repeats– 258 Outages– 279,185 Cust-Hrs

• 17.1 Hrs per meter served• 18.8 Hrs per meter

affected– 3 Outside Crews Assisting

• 2005 Ice Storm– Fully restored 5 days– 4,524 Meters

• 9,878 with repeats– 124 Outages– 190,397 Cust-Hrs

• 12.4 Hrs per meter served• 19.3 Hrs per meter

affected– 4 Outside Crews Assisting

2005 Ice Storm – Lines Damaged

Ike 2008

DisSPatch Performance• Advantages

– Three main reasons for substantial investment• “Verified Closed”• Graphic and Web displays

– AVL!!!• Partial Restores

• Wish List– Additional Statuses for Bird Dogs– Trouble Tickets (Non-Outage)– Outage Display Filter– Crew Display Filter

Dialogue