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can we go negative? Cristina Antonini and Marco Mazzotti 2020-06-22 - PowerPoint PPT Presentation

Mar 10, 2023 •259 likes •622 views

Biomass to hydrogen with CCS: can we go negative? Cristina Antonini and Marco Mazzotti 2020-06-22 1 ELEGANCY - Overview H 2 from electrolysis NG/Biomass Syngas H 2 CO 2 Reforming WGS PSA capture H 2 storage CO 2 NG/Biomass H 2 Syngas H

  1. Biomass to hydrogen with CCS: can we go negative? Cristina Antonini and Marco Mazzotti 2020-06-22 1

  2. ELEGANCY - Overview H 2 from electrolysis NG/Biomass Syngas H 2 CO 2 Reforming WGS PSA capture H 2 storage CO 2 NG/Biomass H 2 Syngas H 2 Reforming VPSA WGS transport H 2 CO 2 utilization Basic Coal/Biomass Industrial Oxygen H 2 process WGS SEWGS Furnace (Steel plant) Gas CO 2 CO 2 NG: Natural Gas dehydration WGS: Water-gas shift section ETHZ, UU Task 1.1 compression (V)PSA: (Vacuum) Pressure swing adsorption SEWGS: Sorption enhanced WGS CO 2 ECN Task 1.2 CO 2 transport, Task 1.3 ETHZ, UU injection and storage WP2 Task 1.4 RUB 2

  3. ELEGANCY - Low-C H 2 production H 2 from electrolysis NG/Biomass Syngas H 2 CO 2 Reforming WGS PSA capture H 2 storage CO 2 NG/Biomass H 2 Syngas H 2 Reforming VPSA WGS transport H 2 CO 2 utilization Basic Coal/Biomass Industrial Oxygen H 2 Goals: process WGS SEWGS Furnace (Steel plant) Gas 1) Study low-C hydrogen production with CO 2 capture and storage CO 2 - starting from different feedstocks - using different production technologies CO 2 NG: Natural Gas dehydration - comparing benchmark with novel CO 2 /H 2 separation processes WGS: Water-gas shift section compression (V)PSA: (Vacuum) Pressure swing adsorption SEWGS: Sorption enhanced WGS CO 2 2) Investigate the possibility to deliver negative emissions CO 2 transport, injection and storage WP2 3

  4. Low-C H 2 production NG Syngas H 2 CO 2 Reforming WGS PSA capture VPSA PSA tail gas (CH 4 , CO, H 2 ) CO 2 Feedstock Feedstock conversion Technology – Natural gas (NG) Reforming NG: Natural Gas WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption 4

  5. Low-C H 2 production Flue gas H 2 O NG Syngas H 2 CO 2 SMR WGS PSA capture Furnace VPSA PSA tail gas (CH 4 , CO, H 2 ) CO 2 Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming 5

  6. Low-C H 2 production Flue gas H 2 O NG Syngas H 2 CO 2 SMR WGS PSA capture Furnace VPSA PSA tail gas (CH 4 , CO, H 2 ) CO 2 (60-70 %) CO 2 Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming 6

  7. Low-C H 2 production H 2 O NG Syngas H 2 CO 2 ATR WGS PSA capture VPSA O 2 PSA tail gas (CH 4 , CO, H 2 ) CO 2 Air ASU Fired Flue gas heater Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming ATR: Autothermal reforming ASU: air separation unit 7

  8. Low-C H 2 production H 2 O NG Syngas H 2 CO 2 ATR WGS PSA capture VPSA O 2 PSA tail gas (CH 4 , CO, H 2 ) CO 2 (93-98 %) Air ASU Fired Flue gas heater CO 2 Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming ATR: Autothermal reforming ASU: air separation unit 8

  9. Low-C H 2 production NG Syngas H 2 CO 2 Reforming WGS PSA capture VPSA PSA tail gas (CH 4 , CO, H 2 ) CO 2 Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming ATR: Autothermal reforming ASU: air separation unit 9

  10. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture VPSA PSA tail gas (CH 4 , CO, H 2 ) CO 2 Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass 10

  11. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture VPSA PSA tail gas (CH 4 , CO, H 2 ) CO 2 Negative emissions Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass 11

  12. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture PSA tail gas (CH 4 , CO, H 2 ) CO 2 H 2 O Gasification Forestry Dry Wood wood logging chips biomass Chipping Gasification O 2 Air ASU Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming – Dry biomass (wood) Gasification ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass 12

  13. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture PSA tail gas (CH 4 , CO, H 2 ) CO 2 H 2 O DFB gasifier Forestry Dry Wood wood logging chips biomass Chipping Gasification O 2 Air ASU Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming • – Dry biomass (wood) Gasification Steam-blown dual fluidized bed gasifier ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass DFB: Dual fluidized bed 13

  14. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture Flue gas PSA tail gas (CH 4 , CO, H 2 ) CO 2 H 2 O Heat Char Forestry Dry Wood wood logging chips biomass Chipping Air Gasification O 2 Air ASU Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming • – Dry biomass (wood) Gasification Steam-blown dual fluidized bed gasifier ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass DFB: Dual fluidized bed 14

  15. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture Flue gas PSA tail gas (CH 4 , CO, H 2 ) CO 2 (60 %) H 2 O Heat Char Forestry Dry Wood wood logging chips biomass Chipping Air Gasification CO 2 O 2 Air ASU Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming • – Dry biomass (wood) Gasification Steam-blown dual fluidized bed gasifier ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass DFB: Dual fluidized bed 15

  16. Low-C H 2 production Wet Anaerobic Biogas Biogas Digestion Upgrading biomass NG/Biomethane Syngas H 2 CO 2 Reforming WGS PSA capture Flue gas PSA tail gas (CH 4 , CO, H 2 ) CO 2 (60 %) H 2 O Heat Char Forestry Dry Wood wood logging chips biomass Chipping Air Gasification CO 2 O 2 Air ASU Negative emissions Feedstock Feedstock conversion Technology • – Natural gas (NG) Reforming Steam methane reforming (SMR) NG: Natural Gas • – Biomethane from WB Autothermal reforming (ATR) WGS: Water-gas shift section (V)PSA: (Vacuum) Pressure swing adsorption SMR: Steam methane reforming • – Dry biomass (wood) Gasification Steam-blown dual fluidized bed gasifier ATR: Autothermal reforming ASU: air separation unit WB: Wet biomass DFB: Dual fluidized bed 16

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