Appendices Appendix A Test Plan 2010 TCEQ Flare Study Flare Test Plan Test Series No. S1: Varying Steam Assist, 2,342 lb/hr Waste Gas Flow, LHV = 2,149 Btu/scf Test Waste Waste Gas Steam/Waste Gas Actual Exit Notes Point Gas Composition Ratio Velocity No. Flow (*) per 40 CFR 60.18 (fps) S1.5 1 1 Incipient Smoke 1.00 Point S1.5 1 1 Increase steam from 1.00 **As to value in Test Pt. Needed S1.6 S1.5 to value for Test Pt. S1.6 S1.6 1 1 < Snuff 1.00 Test Series No. S2: Varying Steam Assist, 937 lb/hr Waste Gas Flow, LHV = 2,149 Btu/scf Test Waste Waste Gas Steam/Waste Gas Actual Exit Notes Point Gas Composition Ratio Velocity No. Flow (*) per 40 CFR 60.18 (fps) S2.1 2 1 Incipient Smoke 0.40 Point S2.1 2 1 Increase steam from 0.40 **As to value in Test Pt. Needed S2.2 S2.1 to value for Test Pt. S2.2 S2.2 2 1 < Snuff 0.40 (*) Exclusive of center steam Waste Gas Flow Legend 1 – 0.25% (nominally) of flare design capacity or 2,342 lb/hr for 36 inch steam-assisted flare burner 2 – 0.1% (nominally) of flare design capacity or 937 lb/hr for 36 inch steam-assisted flare burner Waste Gas Composition & Lower Heating Value (LHV) Legend 1 – 100% Propylene, LHV = 2,149 Btu/scf 2 – 20/80 ratio Tulsa natural gas to propylene diluted with nitrogen to a LHV = 350 Btu/scf 3 – 20/80 ratio Tulsa natural gas to propylene diluted with nitrogen to LHV = 600 Btu/scf 2010 TCEQ Flare Study The University of Texas at Austin A - 2 May 23, 2011 The Center for Energy & Environmental Resources Test Series No. S3: Varying Steam Assist, 937 lb/hr Waste Gas Flow, LHV = 350 Btu/scf Test Waste Waste Gas Steam/Waste Gas Actual Exit Notes Point Gas Composition Ratio Velocity No. Flow (*) per 40 CFR 60.18 (fps) S3.0 2 2 0 0.57 S3.1 2 2 Incipient Smoke 0.57 **1st cycle Point only, less for 2nd & 3rd S3.1 2 2 Increase steam from 0.57 to Incipient Smoke S3.2 Point Value to

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