KNOWLEDGE SHARING REPORT Enhance Energy Inc., DIVISION B: Wolf Carbon Solutions, and DETAILED REPORT Calendar Year 2018 North West Redwater Partnership Submitted on: March 31, 2019 Green River, by Tom Milosz Page | 1 © 2019, North West Redwater Partnership © 2019, Wolf Carbon Solutions © 2019, Enhance Energy Inc. All rights reserved. See NOTICE OF COPYRIGHT & PROPRIETARY RIGHTS included herein for additional terms. Table of Contents List of Figures .............................................................................................................................................................. 8 List of Tables ............................................................................................................................................................... 9 Disclaimer ................................................................................................................................................................. 10 Certificate Letters ..................................................................................................................................................... 11 SECTION 1 CAPTURE ........................................................................................................................................... 13 Section 1.1 Pre‐Capture Composition and Conditioning ..................................................................................... 13 Quantitative ...................................................................................................................................................... 14 NWR Steam ....................................................................................................................................................... 15 Qualitative ........................................................................................................................................................ 17 Section 1.2 Specifications and Formulation of Chemicals – Design ................................................................ 18 Quantitative ...................................................................................................................................................... 18 Composition of Solvent .................................................................................................................................... 19 Expected CO2 Removal Efficiency ..................................................................................................................... 19 Expected Solvent Performance ........................................................................................................................ 19 Expected Energy Use for Solvent Regeneration ............................................................................................... 20 Capacity of Solvent to Recover CO2 .................................................................................................................. 20 Description of Additives to be Used ................................................................................................................. 20 Qualitative ........................................................................................................................................................ 20 Rationale for Technology Selection .................................................................................................................. 20 Section 1.3 Process Heat Integration and Configuration – Design ................................................................. 22 Quantitative ...................................................................................................................................................... 22 Qualitative ........................................................................................................................................................ 25 Section 1.4 Process Design .............................................................................................................................. 26 Quantitative ...................................................................................................................................................... 26 Block Flow Diagram .......................................................................................................................................... 26 NWR Rectisol® .................................................................................................................................................. 27 NWR CO2 Recovery Facility (“NWR CRF”) ......................................................................................................... 34 Qualitative ........................................................................................................................................................ 35 NWR CRF ........................................................................................................................................................... 36 Section 1.5 Energy Consumption (Energy Penalty of Capture) ‐ Performance ............................................... 38 Quantitative ...................................................................................................................................................... 38 WCS (Nutrien CRF and NWR CRF) ..................................................................................................................... 38 Page | 2 © 2019, North West Redwater Partnership © 2019, Wolf Carbon Solutions © 2019, Enhance Energy Inc. All rights reserved. See NOTICE OF COPYRIGHT & PROPRIETARY RIGHTS included herein for additional terms. Mass and Energy Balance ................................................................................................................................. 38 NWR Rectisol® .................................................................................................................................................. 38 Qualitative ........................................................................................................................................................ 40 Section 1.6 CO2 Capture Ratio ‐ Performance ................................................................................................. 41 Quantitative ...................................................................................................................................................... 41 Qualitative ........................................................................................................................................................ 41 Section 1.7 Reliability ‐ Performance .............................................................................................................. 42 Quantitative ...................................................................................................................................................... 42 Qualitative ........................................................................................................................................................ 43 Section 1.8 Emissions to Air, Soil Or Water ‐ Performance ............................................................................. 46 Quantitative ...................................................................................................................................................... 46 NWR Rectisol© .................................................................................................................................................. 48 NWR CRF ........................................................................................................................................................... 48 Qualitative ........................................................................................................................................................ 49 Section 1.9 Land Use – Plot Plan ..................................................................................................................... 50 Nutrien CRF ....................................................................................................................................................... 50 NWR Rectisol© .................................................................................................................................................. 50 NWR CRF ........................................................................................................................................................... 50 Section 1.10 CO2 Dehydration Technology – Approach .................................................................................... 59 Quantitative ...................................................................................................................................................... 59 Qualitative ........................................................................................................................................................ 60 Section 1.11 Scale‐Up Experience and Methodology – Approach .................................................................... 62 Quantitative ...................................................................................................................................................... 62 Lurgi Gasification – A World Wide Success Story ............................................................................................. 63 History of Rectisol® Technology ......................................................................................................................