KPCC) Commissioning of 0.1 MW Test-Bed (Dec ‘10) at KOMIPO’S Boryeong Thermal Power Station
2012 IERE-KEPCO Korea Forum
November 8, 2012
Jeom-In Baek KEPCO Research Institute 105 Munji-Ro, Yuseong-Gu, Daejeon 305-760, Korea Tel: +82-42-865-5256 e-mail: [email protected] Contents
Introduction Post-combustion Technology
• Dry sorbent technology
• Advanced amine technology
Pre-combustion Technology Chemical Looping Combustion The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea S Introduction
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Role of CCS for CO2 Reduction
CCS: One of the major options for CO2 reduction
ETP 2010 (IEA) ETP 2012 (IEA)
Power generation : key sector for CCS application
CCS: Carbon Capture and Storage
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea CCS Policy and KEPCO’s Strategy CCS-related Policy in Korea Commitment of the 30% GHG reduction below BAU by 2020 (Nov.’09) Framework Act on Low Carbon, Green Growth (14 April 2010) Presidential Committee on Green Growth: Major Policies and Plans including CCS Announcement of CCS Master Plan (July 13 2010)
CO2 will be regulated based on the Clean Air Conservation Act (amended 13 Jan. 2010) Established Korea CCS Association in MKE, leading by KEPCO (Nov. 2010)
KEPCO’s CCS R&DD Strategies Capture Post-combustion: solid sorbent, advanced amine Pre-combustion: solid sorbent, wet solvent Oxy-fuel, chemical looping combustion Storage Geological Storage
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Korea’s CCS Demonstration Plan
Two Large-scale integrated CCS demonstrations by 2020
Stage 1. Pilot demo Stage 2. Large-scale demo (10-30 MW) (100-300 MW) 2010 2014 2014 2018 KCCS-1 Post-Combustion Demonstration (Dry or Wet) FEED (Link to Storage) Pilot Plant 2012 2016 2016 2020 KCCS-2 Oxy-fuel or IGCC Demonstration FEED Pilot Plant (Link to Storage)
KEPCO is leading the development of large scale CCS commercialization technologies.
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Post-combustion CO2 capture
- Dry sorbent technology
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Post-combustion CO2 Capture: solid sorbent KEPCO’s Dry Regenerable Sorbent Technology KEPCO’s Solid Sorbent
KIER’s Fluidized-Bed (FB) CO2 Capture Process Commissioning of 0.5 MW Capture Facility at KOSPO’s Hadong Thermal Power Station (Unit # 3) in March 2010. Achieved >85% Removal from 0.5 MW Plant
Schematic of Dry Post-Combustion Technology 10 MW Pilot Plant (‘10~‘14) & 300 MW Demo (‘14~’18) 10 MW site: KOSPO’s Hadong Thermal Power Station (Unit #8) 300 MW site: KOSPO’s Samcheock Power Station (500 MW CFBC) Expecting Less $, Space, and water consumption etc. Participant: KEPCO RI, TODA ISU, KIER, KEPCO E&C, Univ.s, KC Cottrell, KEPCO and its 5 Thermal Power Co., MKE (10 MW+), MEST (0.5 MW) KIER: Korea Institute of Energy Research KOSPO: KOREA SOUTHERN POWER CO. LTD. The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea 0.5 MW Pilot Plant: dry regenerable sorbent
Scale: 0.5 MW slip-streamed from 500 MW coal-fired power plant(SC)
Capacity: 10 tCO2/d Flue gas: coal-fired boiler Process: KIER’s Fluidized-bed Process Sorbent: KEP-CO2P2 &P3
85±5% CO2 capture rate > 90% CO2 product purity Startup: 2010.03. Pilot plant area: 10 x 6 x 24(H) m Location: Hadong, Korea. KOSPO’s Hadong Thermal Power 0.5 MW test-bed at KOSPO’s Hadong coal-fired power plant, Station (unit 3)
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea 10 MW Pilot plant
• Capacity: 200 t-CO2/day
• Source Gas : flue gas of coal fired boiler(CO2: 14%, O2: 5%, SO2: 20~30ppm) • Plant location : KOSPO’s Hadong Thermal Power station(unit 8) • Commissioning : September, 2013 (# Groundbreaking Ceremony : 24 August, 2012) 3D-view Plant location
10MW CO2 Capture Demo Site Hadong Power Plant
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Post-combustion CO2 capture
- Advanced amine technology
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Post-Combustion CO2 Capture: Adv. Amine
KoSol process for CO2 capture(KPCC) Commissioning of 0.1 MW Test-bed (Dec ‘10) at KOMIPO’s Boryeong Thermal Power Station
Achieved very low regeneration energy
(KoSol-4: 3.0~3.1 GJ/tCO2) from 0.1 MW Test bed
with 90 % CO2 removal efficiency
0.1MW Test bed at Boryeong coal-fired power plant 10 MW Pilot Plant (‘10~‘14) and 500 MW Demo (‘14~‘18) at KOMIPO’s Boryeong Thermal Power Station Participants: KEPCO RI, Daelim Ind., KEPCO E&C, Univ.s, POSCO E&C, KEPCO & its 5 Thermal Power Co., MKE
KOMIPO: KOREA MIDDLE POWER CO. LTD. The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea 0.1 MW pilot plant: adv. amine
Scale: 0.1 MW slip-streamed from 500 MW coal-fired power plant(SC)
Capacity: 2 tCO2/d Flue gas: coal-fired boiler Absorber Process: KPCC (KoSol Process for CO2 Capture) Stripper Solvent: KoSol-4
90% CO2 capture rate
Reboiler 99% CO2 product purity Startup: 2010. 12. 7.
Plot plant area: 12 x 6.5 x 25(H) m Location: city of Boryeong, Korea. KOMIPO’s Boryeong Thermal Power Station (unit 8) 0.1 MW Test-bed at Boryeong coal-fired power plant
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Comparison of various amine technology
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea 10 MW Pilot plant
• Capacity: 200 t-CO2/day
• Source Gas : flue gas of coal fired boiler(CO2: 14%, O2: 5%, SO2: 25ppm) • Plant location : KOMIPO’s Boryong Thermal Power station(unit 8) • Scheduled Completion date : March, 2013 (# Groundbreaking Ceremony : 02 March, 2012)
3D-view Plant location
Target
-CO2 capture efficiency: 90% - Regeneration Energy: <2.8GJ/tCO2 - 1000 h continuous operation
-CO2 capture cost: <30 US$/tCO2
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Pre-combustion CO2 capture
- Dry sorbent technology
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Pre-Combustion CO2 Capture
KEPCO’s Solid Sorbent Pre-Combustion CO2 Capture Strategic Approach
. Minimize energy penalty and cost for CO2 capture Maintain high T & P through the whole process
CO2 CO Storage Compression 2 Oxygen Coal Warm Gas SEWGS Combined 가스화기Gasifier Cleanup By One Loop Process Cycle
Warm Gas Clean-up . Solid sorbent (KEPCO RI) & FB Process (KIER)
One Loop Process for Pre-combustion CO2 Capture . Solid Sorbents (KEPCO RI) & One-loop FB Process (KIER) H2S WGS Scale-up Schedule of Process Development Sorbent Catalyst . 0.1 MW ('11) → 1~10 MW (‘18) → 300 MW (’18~) HCl CO2 Participant: KEPCO RI, KIER, IAE, KEPCO and WP, Univ.s sorbent Sorbent
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Pre-combustion CO2 Capture Technology
CO2 WGS: CO + H2O = CO2 + H2 Compression CO2~3 bar Coal 2-3Stage Multistage Gasifier 40 bar Gas CC WGS CO Captue 800-1600oC Cleanup 2 300-500oC O 400-180oC -20~40oC H2 2 ~35 bar Gas Cleanup Gas Cleanup + or Sour WGS CO2 Capture
Selexol CO2 Capture Process Coal SEWGS H2 Gasifier 40 bar HGCU ~35 bar CC o o (WGS + CO2) o 800-1600 C 400-550 C o 300-500 C O2 200-500 C 특징: CO 1) Maintaining High P & T DSR 2 ~35 bar CO 2) High CO conversion w/ Regenerator 2 low steam Compression 3) CO conversion at low T Sx 4) No Heating/cooling of gas 5) One loop process for WGS & CO2 capture One Loop SEWGS (CO2 Capture) Proce
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Hot Gas Cleanup Technology
■ Hot gas cleanup (0.1 MW scale)
▷H2S sorbent: Sorption capacity >10wt%, Mechanical strength(MS) < 15% (AI) ▷HClsorbent: HCl soption capcity >14wt%, MS < 10% (AI) ▷0.1 MW Continuous 7 days operation with real syngas from 3 tcoal/d gasifier -HS (& HCl) removal: 99.8%+ 2 100 2500 50 ▷DSRP catalyst: 98% S recovery
98 2000 40
H2S Removal 96 1500 30 COS Removal Total Sulfur Removal Inlet H2S Concentration 94 1000 Inlet COS Concentration 20 ① Desulfurizer, ② Regenerator, Outlet H2S Concentration Outlet COS Concentration ③ Loopseal , ④ Multi-Cyclone, [%] Sulfur Removal Inlet Concentration [ppmv] ⑤ Gas Preheaters, 92 500 10 Outlet Concentration [ppmv] ⑥ Dehalogenizer, ⑦ Preheater
90 0 0 7-22 16:00 7-22 18:00 7-22 20:00 7-22 22:00 7-23 00:00 7-23 02:00 Time [M-d HH:mm]
0.1 MW (100 Nm3/h) Inlet Conc Outlet Conc. 0.1 MW HGC unit at IAE (Institute for Advanced Engineering),, H2S : ~ 2000 ppm, H S : < 4 ppm Designed and operated by Korea Institute of Energy Research 2 COS : 150 ~ 200 ppm COS : < 1 ppm
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea One-loop SEWGS CO2 Capture
■ One Loop Process (WGS + CO2 Capture) (5 kW scale) ▷WGScatalyst: CO conversion >95%, Mechanical strength 8.2~40% (AI)
▷CO2 Sorbent: CO2 sorption capacity >6 wt%, Mechanical strength <10% (AI) ▷ 5 kW One Loop SEWGS BSU after hot gas cleanup unit CO capture efficiency: >75% 5 kW SEWGS unit at IAE (Institute for Advanced Engineering), 2 Designed and operated by Korea Institute of Energy Research CO conversion: >95% 3 CO absorbent : PKM1-SU Syngas 1 Nm /hr Pressure : 17 bar absolute 2 SEWGS : 239oC WGS catalyst : MDC-7 Steam:CO = 3:1 REG. : 388oC 100 [%]
80
CH4 60 CO2 CO 40 H2 20
0
Relative concentration Relative 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 100
80
60
40
CO2 capture efficiency 20 CO conversion capture efficiency [%] capture efficiency CO conversion [%] CO conversion 2 0
CO 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Time [hr]
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Chemical Looping Combustion
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea CLC & Oxygen Carriers
Intrinsic CO2 separation w/o ASU and CO2 Capture Facility
CO2 capture cost: <10~20 $/tCO2 (‘20) Scale-up
50 kWth (‘09)→200 kWth (‘11)→1 MWth (‘18)→100 MW (‘18) Participants: Process (KIER, Daegu City Gas Co., MEPS, NEXCOM) Oxygen carrier (KEPCO & its 5 Thermal Power Co.)
Fu e+ l+ + Air CO2 + H2O HXR N2
N2+Me O
Steam Po발전 we r
공기반응기Air HXR Oxygen Carrier HXR CO2 Air (금속연소)Re ac to r
H2O
Fu e l 연료반응기Fu e l (연료연소) (CH Re ac to r
4, Syngas) Me
CLC: Chemical Looping Combustion The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Comparison of Oxygen Carrier
KOREA EU JAPAN KEPCO-RI Chalmers Univ. Tokyo Ins. Tech.
Shape
Sphere Dimples Dimples
Strength KEPCO-RI’s OC AI <10% vs. FCC Cat. AI = 22.5% (by ASTM D5757-95)
>1.0 m2/g 0.7 m2/g BET - (1,350 oCCalcin.) (1,450 oCCalcin.)
* OTC 1112 wt% < 10 wt% < 12- wt%
* OTC : Oxygen transfer capacity
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea 200 kW CLC BSU (developed by KIER)
Scale: 200 kWth 3 Capacity: 1 tCO2/d (CO2 20 Nm /h) Fuel gas: Natural gas Process: 2 fluidized-bed process Oxygen carrier (OCN70 series): batch test Fuel conversion >99.7% Oxidizer Reducer CO2 selectivity >99%
99% CO2 product purity NOx emission < 10 ppm
CO + H2+CH4 <0.3 %
O2 transfer capacity >12 wt% (AI <15%) Startup: 2011.03 (100 h) Pilot plant area: 5 x 5 x 6(H) m Location: city of Daegu, Korea. Joo-kok CES H & P plant
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Summary
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Summary For energy security and mitigation of climate change,
KEPCO offers the most comprehensible portfolio of CO2 capture technology
Post-combustion CO2 capture project for dry sorbent & wet solvent • 0.1~0.5 MW pilot plant completed • Two 10 MW pilot plants underway • Commercial scale demo. project will be launched by 2015 New Technologies also being developed
• Pre-combustion CO2 capture by dry sorbent technology • CLC Oxy-Fuel Combustion • 100 MW FEED completed • 100 MW demo. plant will be completed by 2015 KEPCO with MKE support is making progress toward commercialization of CCS technologies by 2020
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Demo Sites of CO2 Capture Plants
Youngdong: Oxy-Fuel (‘15, 100 MW)
Taean: IGCC + CCS Solid Sorbent (‘18, 1-10 MW) (‘18, 300 MW) Samcheok: Solid Sorbent (’18, 300 MW)
Boryeong: Adv. Amine (’10, 0.1 MW) (‘14, 10 MW) Hadong: Solid Sorbent (’18, 500 MW) (’11, 0.5 MW) (’14, 10 MW)
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea Thank you for your attention!
The 12th IERE GM/The IERE – Korea Forum, 7 – 9 November 2012, Seoul, Korea