Cigre B5 – 06 Working Group Presentation Protection and Control Asset Program Management John Robertson March 25, 2008

BCTC Protection and Control Page 2 Whistler/Vancouver Site of the 2010 Winter Olympics Feb 12, 2010

March 25, 2008 BCTC Protection and Control Page 3 BCTC Business Function Created by BC Government in 2003 to address BC Energy Plan objectives and meet FERC requirements for Energy Trade Separate business entity with independent Board and governance structure Owns no Transmission or Distribution Assets Is accountable to the regulator for transmission operations and asset management/ maintenance including capital investment planning and execution Provides asset management services to BC Hydro Distribution for distribution substation assets – from HV step down transformer bushing – on a fee for service basis Offers Generation Dispatch and Distribution Operations to BCH on a fee for service basis Owns $150M assets - control facilities/systems, business systems and equipment (determines risk profile) Regulated utility offering Wholesale Transmission Services and recovery of transmission operations/asset management costs through rates

March 25, 2008 BCTC Protection and Control Page 4 BCTC Organization Structure President & CEO Asset Program Management Manager System Planning & Performance Assessment Manager System Planning & Performance Assessment Manager General Council Vice-President & General Council Vice-President & General Council System Operations Director System Operations Director System Planning & Asset Management Vice-President System Planning & Asset Management Vice-President Corporate Services Vice-President & Chief Financial Officer Corporate Services Vice-President & Chief Financial Officer Customer & Strategy Development Vice President Customer & Strategy Development Vice President Human Resources Director Human Resources Director Asset Program Definition Manager Asset Program Definition Manager

March 25, 2008 BCTC Protection and Control 0200 km PACIFIC OCEAN MICA REVELSTOKE G.M. SHRUM PEACE CANYON BONNEVILLE POWER BONNEVILLE POWER TO TRANSALTA BC HYDRO Transmission and Microwave System PRINCE GEORGE TERRACE MICROWAVE LINK HV TRANSMISSION LINE

March 25, 2008 BCTC Protection and Control Page 6 BCTC Details Transmission Lines 500kv- built in kv- built in kv- built in kv- built in kv- built in 1910 – 1960 Distribution 25kv- built in kv- built in kv- built in 1910 – 1950 (being slowly phased out) Load 9000 MW – services approximately 1M customers Transfer Capability (to and from US and Alberta) 3750 MW export 2600 MW import Net Importer

March 25, 2008 BCTC Protection and Control Page 7 BCTC Details Substations 300 (220 mixed transmission and Distribution, 80 pure transmission) Microwave Sites 100

March 25, 2008 BCTC Protection and Control Page 8 Services Required Engineering Outsourced Primary supplier - BC Hydro Engineering Secondary supplier – SNC Lavalin Field Operations Outsourced 95% to BC Hydro Field Operations 5% to ABB and AREVA

March 25, 2008 BCTC Protection and Control Page 9 Annual Volume of Services Maintenance Services Stations, P&C and Telecom - $42M (CAD) Sustaining Capital Stations, P&C and Telecom - $70M (CAD) System Growth Stations – $200M All subject to BCUC Approvals

March 25, 2008 BCTC Protection and Control Page 10 Protection and Control Systems No Applications 500kv (Transmission) -100% Microprocessor based – all SEL - 6 year maintenance interval (recently raised from 3 year) - “maintenance” may be a confirmed correct operation RAS - 100% PLC based - 1 year maintenance interval 60kv to 360kv (Transmission) - 60% microprocessor based, 40% electro mechanical - 6 year maintenance interval, microprocessor based confirmed on correct operation 4kv – 35kv (Distribution) - 20% microprocessor based - 6 year maintenance interval

March 25, 2008 BCTC Protection and Control Page 11 IT Systems Indus Passport Contains all relay inventory Inventory is based on systems ie 5L81 Primary, not relays Initiates all preventative maintenance based on maintenance standards Issues – software version control, individual relay serial numbers Maintenance Standards Cover all relay systems Detail maintenance required, intervals and job site time Records retained on Doble CART Future records to be recorded on mobile computing unit Establish Preventative Maintenance Budget

March 25, 2008 BCTC Protection and Control Page 12 AMP Enabling Technologies Strategize System Planning, Asset Strategy & Program Definition Execute Asset Program Management Evaluate Asset and Program Performance Asset Health Asset Analysis Reliability Analysis Pareto Analysis Maintenance Strategy Executive Scorecard Financial Asset Program Safety and Environmental Program Management Reporting Collaboration Program Development Needs Identification Portfolio Management Approvals Program Development Bus-Based Architecture

March 25, 2008 BCTC Protection and Control Page 13 It Process Architecture Recommendations Strategies RCMRCARBI Component Reliability System Reliability Instrument/ SPC Meridium Registry Work Management Work History Metrics DobleLabsysCablesSTARRCognos Portal DW (PDW) CROWOther Failure History Maintenance Costs Inspection Results TIBCO Middleware

March 25, 2008 BCTC Protection and Control Page 14 Guiding Strategies – NERC and WECC Control Areas

March 25, 2008 BCTC Protection and Control Page 15 Influence of NERC Standards Must ensure minimum standards are in place Fairly comprehensive for the Bulk Electric System Must meet Critical Infrasturesture requirements Must have intervals established Must be complied with and subject to auditing (every three Years) Non compliance subject to fines, dependent on severity,

March 25, 2008 BCTC Protection and Control Page 16 BCTC Strategies Safe Operation High Reliability Low Cost Efficient Maintenance Practices (RCM) Search for low hanging fruit to improve efficiencies

March 25, 2008 BCTC Protection and Control Page 17 Maintenance Standards BCTC is developing new standards, main points: Cover what to look for, not how to do it Directly Integrate with our mobile computing system used for station inspections and equipment condition assessment Collects asset health index values to assess trends for asset condition For P&C values checked include: For Electro mechanical; Ensure checks are made per test plans (CART) and deficiencies noted For Microprocessor: Ensure inputs and outputs checked (includes trip test) Ensure settings correct Ensure breaker failure is functional Check version and serial number