R&D activity for lower environmental impact and sustainable coal utilization

Transcription

1 Australia Japan Symposium on Carbon Resource Utilization 2016 R&D activity for lower environmental impact and sustainable coal utilization 28 November 2016 JAPAN COAL ENERGY CENTER R&D Department Keiichiro Hashimoto 1

2 Contents 1.Advanced CCT Development Roadmap of Japan 2.JCOAL s Activity on CCT Development Roadmap 3.Simulation on CCT Development contribution for CO2 reduction 4.Example of R&D Activity of JCOAL 5.Summary PROPERTY OF JCOAL

3 1.Advanced CCT Development Roadmap of Japan Japanese Government published Advanced CCT Development Roadmap in June % 55% Development of Next-Generation Coal-Fired Power Technologies Power generation efficiency Integrated coal Gasification Combined Cycle 1700 deg. C class (IGCC) Coal-fired thermal power generated through coal gasification, utilizing the combined cycle combining gas turbine and steam turbine Power generation efficiency: Approximately 46 to 50% CO2 emissions: 650 g/kwh (1700 deg. C class) Reduction of CO2 by approximately 30% Integrated Coal Gasification Fuel Cell Combined Cycle (IGFC) 50% 45% IGCC Completed verification by blowing air Power generation efficiency: Approximately 45% CO2 emissions: Approximately 750 g/kwh Reduction of CO2 by approximately 20% Advanced Ultra Super Critical (A-USC) Coal-fired thermal power utilizing the triple combined cycle combining IGCC with fuel cell Power generation efficiency: Approximately 55% CO2 emissions: Approximately 590 g/kwh Technological establishment: Around % Ultra Super Critical (USC) Pulverized coal thermal power utilizing steam power Power generation efficiency: Approximately 40% CO2 emissions: Approximately 820 g/kwh Present Mr. Yamashita of METI, at Clean Coal Day 2016 Pulverized coal thermal power utilizing high temperature and pressure steam turbine Power generation efficiency: Approximately 46% CO2 emissions: Approximately 710 g/kwh Technological establishment: Around 2016 Photos by Mitsubishi Heavy Industries, Ltd., Joban Joint Power Co., Ltd., Mitsubishi Hitachi Power Systems, Ltd., and Osaki CoolGen Corporation Around 2020 Around

4 About CO 2 low emission as follows CO 2 separation and capture cost High Chemical absorption method Oxygen combustion method recirculates highly concentrated oxygen in exhaust gas. Separation and capture cost: 3000 yen level/t-co 2 For pulverized coal thermal power use a solvent, such as amine. Separation and capture cost: 4200 yen/t-co 2 Utilization of CO 2 This technology utilizes captured CO 2 to produce valuables such as alternatives to oil and chemical raw material Solid absorbent method reduces energy requirement and separate CO 2 by combining amine, etc. Low Storage of CO 2 To store separated and captured CO 2 in the ground. practical realization of CCS technology by around The plant for this business is under construction, and the storage will be initiated in Physical absorption method CO 2 absorbed into a physical For IGCC absorption solution under high pressure. Separation and capture cost: Approximately 2000 yen level/t-co 2 Around 2020 Closed IGCC the oxygen fuel technology to the IGCC technology. Membrane separation method separates by using a membrane which penetrates CO 2 selectively. Present Around 2020 * The cost prospect in the Figure was estimated based on various assumptions at present. Prof. Takarada of Gunma Univ. at Clean Coal Day 2016 Around

5 2.JCOAL s Activity about CCT and Roadmap JCOAL s Activities on CCT Development Roadmap 1.Support and Provide Information to METI/NEDO for study of CCT Development Roadmap Government of Japan Programs for Coal Resources Development NEDO JOGMEC JICA JCOAL One-stop Shop for Coal Information Collection & Sharing and Advisory Activities Promotion of Clean Coal Technology Development Coal Producing Countries Coal Using Countries International Agencies (World Coal Association(WCA), IEA, etc.) Programs for Public Relations and Human Resources Development Strategic Promotion of Prioritized Projects R&D Steering Committee Revise and Publish JCOAL CCT Development Roadmap 132 Member Companies

6 Summary for the JCOAL s CCT Development Roadmap Mid-long term R&D High efficiency and low carbon Power generation Steel Industry CO2 capture Technologies 1 A-USC 2 IGFC 1) 3 A-IGCC 2) 4 ABC 3) 7 CO 2 recycle IGCC 8Chemical Looping IGCC demo. (Osaki) O 2 -CO 2 Gasifier test Study of Reactor (700 ) Demonstration (Osaki) CO 2 Cycle test 30MW PP 300MW demo. 100MW Demo. (800 ) 5 Ferro Coke 4) Demonstration 6 COURSE50 5) min. blast furnace test 9Oxy-fuel combustion Demonstration (<10%) Blast furnace demo. 10Post combustion Demonstration (>10%) (GT1700, 700 post A-USC CCT for domestic CCT for overseas 11CO 2 Conversion CO 2 Conversion test Small scale test Pilot scale test Low rank coal utilization Environmental protection Upgrading Industrial use Low environmental burden 12Brown coal carbonization 13High efficiency fluidized bed drying 14 Hyper Coal 6) 15 IGCC with renewable energy 16 TIGAR 7) 17 ECOPRO 8) 18Low environmental burden (B, Se) PP test Bench test Demonstration PP test Demonstration Demonstration Standardization of analytical methods (JIS/ISO) Demonstration PROPERTY OF JCOAL R&D of reducing tech. <Abbreviations> 1)IGFC: Integrated Gasification Fuel Cell Combined Cycle 2)A-IGCC: Advanced IGCC 3)ABC: Advanced Biomass and Coal Utilization Technologies 4)Ferro Coke: Coke made from low rank coal and iron ores 5)COURSE50: CO2 Ultimate Reduction on Steelmaking Process by Innovative Technology for Cool Earth 50 6)Hyper Coal: Non-ash Coal Made by Using Solvent Extraction 7)TIGAR: Twin CFB Gasifier Technology 8)ECOPRO: Coal Flash Partial Hydropyrolysis 6 Technology

7 3.Simulation on CCT Development contribution for CO2 reduction YEAR A=USC 1(1GW) 1(1GW) 3(1GW) 5(1GW) Ƞ(HHV)[%] 46(700 ) 46(700 ) 46(700 ) 46(700 ) IGCC 2(540MW) 0 1(500MW) 1(500MW) 3(500MW) 5(500MW) Ƞ(HHV)[%] 46 48(1500 ) 48(1500 ) 50(1700 ) 50(1700 ) IGFC 1(500MW) 3(500MW) 5(500MW) Ƞ(HHV)[%] 55(1500 ) 55(1500 ) 55(1500 ) Plant Capacity(MW) 設備容量 (MW) 40,000 35,000 30,000 25,000 20,000 15,000 10,000 5, Elder PC Phaseout Decrease case Already Planned USC Sub SC USC IGCC A USC IGFC Plant Capacity(MW) PROPERTY OF JCOAL 設備容量 (MW) 40,000 35,000 30,000 25,000 20,000 15,000 10,000 5,000 0 Increase case

8 Prospect of Electricity demand in Japan after 2030 for scenario construction Annual Generated 発電電力量 Power(10 ( 億 kwh) 8 kwh) Result Actual 電事連報告値 result ( 実績 ) Future IEEJ レファレンスケース Reference case IEA Current Policies IEA New Policies Scenario IEEJ Tech. Advance case IEEJ 技術進展ケース Governemental prospect Decrease case IEA 450 Scenario For after 2030, two cases shall be set to evaluate the CCT development contribution Increase case PROPERTY OF JCOAL 8

9 Simulation result Break of power source until 2050 in Decrease Case Annual Generated 発電電力量 Power(10 ( 億 kwh) 8 kwh) 12,000 10,000 8,000 6,000 4,000 2, Result Future /Keep output of Renewable and Nuclear /Keep share of Oil /Reduce output of Coal and LNG by same ratio % % % % % Renewable Keep output Nuclear Keep output 3.0% 24.9% LNG Reduce output at LNG and Coal by same ratio Coal 23.7% 24.2% 24.2% 石炭 LNG 石油等原子力新エネ一般水力揚水地熱 PROPERTY OF JCOAL 9

10 Simulation Result Break of power source until 2050 in Increase Case 12,000 Result Future /Increase output of Renewable /Keep share of Nuclear, Oil and LNG /Keep output of Coal Annual Generated Power(10 8 kwh) 発電電力量 ( 億 kwh) 10,000 8,000 6,000 4,000 2, % 22% 石炭 LNG 石油等原子力新エネ一般水力揚水地熱 PROPERTY OF JCOAL 3% 27% 26% Renewable Nuclear 22% Oil 3% 23.4% LNG 27% Coal 24.6% 10

11 Simulation Result Summary without CCUS with CCUS Plant Detail Existing Plant Conventional Plant is built until 2029 After 2030, CCT Plant is built after 2030 Reduction ratio of CO2 to 2013 s [%] Ditto. Reduction ratio of CO2 to 2013 s [%] Method of CO2 Reduction Biomass co-firing ratio([%]) No. of Installed New CCT Plant A- USC % 1% 3% As same as quantity of Biomass at 2025 (MAX 4million ton/year) IGCC IGFC Decrease Case Base 15.8% 41.1% Increase Case Base 15.8% 26.2% CCUS(used CO2)[1000t/y] ditto Decrease Case Base 15.8% 51.1% Increase Case Base 15.8% 38.9% PROPERTY OF JCOAL 11

12 4.Example of R&D Activity of JCOAL PROPERTY OF JCOAL 26

13 (1)Callide Oxyfuel Project in QLD Australia Oxyfuel demonstration operation has been competed successfully. World s first Series system of Coal utilization, Power generation, CO 2 capture and CO 2 storage in the application to existing power plant system Coal Fired Power Plant Callide-A #4 unit (30 MWe) Oxy fuel Boiler and Power generation Unit CO2 Compression and Purification Unit Oxygen Unit PROPERTY OF JCOAL CO 2 injection site Saline Aquifer in Otway Victoria Schedule LETDF Announcement: 30 Oct 2006 APP Flagship Project: 15 Oct 2007 Signing JV Agreement: 20 March 2008 Launch Ceremony: 14 Nov 2008 Oxy firing: CO 2 injection & monitoring: Results Oxyfuel operation:10,500hr CO2 recovery operation:5,500hr CO 2 injection:realized 13

14 (3)Establishment of evaluation method for propensity of spontaneous self-heating of low rank coals. Purpose : Developing a prototype apparatus for measurement of propensity of spontaneous self-heating of low rank coals and establishing quantitative evaluation method/ criteria of reactivity of coal oxidation process. Investigation period : 2015/12 ~ 2018/2 Development of a prototype apparatus for measurement, trial operation Measurement Data Analysis Modeling of reaction rate of coal oxidation Establishment of method for evaluation of selfheating propensity of coals

15 Developing original measurement device Reference method : R 70 method* Temperature controlled Oven Oxidation gas (Air O2) The gas temperature is made to follow to coal temperature Oven (outside) Reactor Vacuum adiabatic structure Thermo-couple Oven (inside) Analysis Example B. Beamish et al. Adiabatic testing procedures for determining the self-heating propensity of coal and sample ageing effects, Thermochimica Acta 362 (2000) Y. Luo, X.Y. Wang, A mathematical model of R 70 self-heating test for the propensity of coal spontaneous combustion, 14th United States/North Am erican Mine Ventilation Symposium, (2012) B. Beamish, Quantifying spontaneous combustion inhibition of reactive coals, 14 th United States/North American Mine ventila tion Symposium 2012 Calizaya & Nelson University of Utah Dept of Mining Engineering 15

16 (4) Utilization of Ash in the Other Field except Cement Industry and Landfill Main Utilizations in Civil & Construction Field Direct use as fill material, backfilling material Use as lower layer or middle layer materials for roadbed, ground of golf links and playing fields, etc. because of it s advantage in drainage, breathability, water retention Use depending on required characteristics of situation as admixture Use for building board materials because of it s advantage in heat insulating, sound insulating, drainage, breathability, water retention, non inflammability Main Utilizations in Agriculture, Forestry, and Fisheries Field Use as soil amendments and artificial culture soil because of it s advantage in breathability, permeability, water retention Use as raw material for fertilizer of potassium silicate authorizing as special class Main Utilizations in Other Field Use as artificial zeolite for ion exchange and gas absorption, by hydrothermal chemical treatment for fly ash Use as land preparation material for landfill 24

17 Example of Coal Ash Mixed Material 25

18 Example as Roadbed Material Production Process Fly Ash from Coal Boiler Artificial sand/stone Granulated Agrregate Crushed Agrregate PROPERTY OF JCOAL 21

19 Example of Large quantity utilization of fly ash Offshore Construction Materials (for Creating Upwelling Current) (for Wave breaking) Artificial submarine mountains by recycled blocks Miscellaneous shaped 32 ton concrete blocks made of FC concrete Fine aggregate composition: steel slag 70 %, fly ash 30 % (volume ratio) 23

20 5. Summary 1.According to the Governmental CCT R&D Roadmap, JCOAL continues to make an effort for certain deployment and success of market installation. 2. JCOAL continue to not only support and research but also take a leadership to activate the CCT R&D activity in Japan. 3.JCOAL continue to be one stop service organization about coal utilizing issues to contribute Japanese energy security and sustainability.

21 Thank you for your attention. PROPERTY OF JCOAL 26