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Pursuit of Additional Steam Capacity at Purdue . The Roller Coaster Ride! Erick Van Meter 2009 Big 10 & Friends Utilities Conference. Prime Drivers (why we bought the ticket) Initial Plan (anticipated ride) Changed Plan (funhouse detour) Current Plan (current speed and direction).
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Pursuit of Additional Steam Capacity at Purdue The Roller Coaster Ride! Erick Van Meter 2009 Big 10 & Friends Utilities Conference
Prime Drivers (why we bought the ticket) Initial Plan (anticipated ride) Changed Plan (funhouse detour) Current Plan (current speed and direction) Outline the ride
Campus Load Growth 1990 - 13.9M GSF 2007 - 17.7M GSF (27% increase) NO ready standby heating season boiler capacity Bleak Environmental Compliance Horizon NAAQS (Tippecanoe county non-attainment for fine PM) Developing rules (Regional ICI, CAIR-II, MACT-II) Aging Boiler Fleet 1990 avg. age - 17.5 Years (last boiler addition of only 20 Klb/hr inc.) 2000 avg. age - 27.5 Years 2008 avg. age - 35.5 Years Prime Drivers
Jul-00 Sebesta Blomberg hired to perform Utilities Business Plan Study • Mar-02 Utilities Business Plan report delivered to BOT • 250 Klb/hr of new-additional CFB coal capacity needed • Project should be performed ASAP • $41.5M estimated cost (2006-07 installation $) • Jul-03 Sebesta Blomberg hired for professional services to solicit for new-additional steam capacity • Nov-03 Issue RFQ to the world- received 6 responses • Dec-03 Issue RFP to 3 firms - only one proposal received, never arrived at viable proposal, Jan-05 closed solicitation process The ride begins
Obtain required approvals and install new-additional capacity during FY05-07 budget biennium • Use the Design-Build (DB) project process to minimize potential source funding shortfall concerns • Gain 250-300 Klb/hr of clean coal-fired CFB capacity to meet growing campus demands • Use Title-V plant emissions netting permit modification to avoid NSR “If life was only this easy” Initial Plan
May-05 Performed RFQ process for Preliminary Planning & Permitting for Boiler 6 • Burns & McDonnell (BM) selected • Jul-07 Received BOT Finance & Construct approval for Boiler 6 • Nov-07 Received ICHE Approval for Boiler 6 • Dec-07 Received State Budget Agency approval for Student Fee Replacement of $53M for Boiler 6 • Money is now in the bank Over the Crest(finally speed picks up)
8.Mar-08 Received BM initial cost estimate for a DB Boiler 6 plant addition • $76Mfor 250 Klb/hr of capacity Houston we have a problem!
Apr-08 Received BOT approval to hire Design Criteria Developer for DB Process • Lutz Daily & Brain selected • Oct-08 Received LDB revised scope cost estimates • 200 Klb/hr as plant addition - $56M • 200 Klb/hr replace boiler 1 - $49M • Feb-09 Received BOT approval for engineering design services to replace Boiler 1 with Boiler 6 • Lutz Daily & Brain selected Houston we have another problem! What about lost boiler 1 capacity during construction? Change of Plans(new ride direction)
Apr-09 Select Boiler 6 supplier • May-09 Obtain BOT approval to design, finance , and construct Boiler 7 • Jun-09 Select Boiler 7 supplier • Oct-09 Commence demo & relocate shops for Boiler 7 • Mar-10 Begin installation of Boiler 7 • Mar-10 Commence demo removal of Boiler 1 • Oct-10 Commercial operation of Boiler 7 • Mar-11 Begin installation of Boiler 6 • Aug-12 Commercial operation of Boiler 6 Current Plan(anticipated remaining ride)
Capacity: 250 Klb/hr (237 minimum) SH Outlet: 650 Psig SH Outlet: 820 F (800 minimum) Change Rate: 1.75%/min (minimum) Stability: 33% MCR (40 minimum) Boiler 6 Performance Guarantees
As Received % Moisture: 12.50 – 15.10 Ash: 8.75 – 10.35 Volatile: 32.45 – 35.65 Carbon: 40.00 – 42.95 Sulfur: 1.85 – 2.90 Btu/Lb: 10,890 – 11,330 Boiler 6 Coal Proximate Analysis
Nox: 0.13 Lb/MMBtu (70-100% MCR) CO: 0.06 Lb/MMBtu (70-100% MCR) SO2: 0.20 Lb/MMBtu or 92% reduction (lesser) PM: 0.025 Lb/MMBtu PM10: 0.015 Lb/MMBtu (filterable) PM10: 0.070 Lb/MMBtu (filterable & condensable) H2SO4: 0.0055 Lb/MMBtu VOC: 0.01 Lb/MMBtu (controlled by combustion) HCl: 0.02 Lb/MMBtu Opacity: 10% (6 min average basis) Boiler 6 Emissions Guarantees
Thank you for allowing me to share our ride! Questions?