JAIST Repository https://dspace.jaist.ac.jp/ Title 石炭ガス化複合発電 (IGCC)技術開発におけるNEDOの取 り組みについて Author(s) 細田, 兼次; 山内, 康弘; 秋山, 勝哉; 在間, 信之; 相樂, 希美 Citation 年次学術大会講演要旨集, 28: 354-357 Issue Date 2013-11-02 Type Conference Paper Text version publisher URL http://hdl.handle.net/10119/11733 Rights 本著作物は研究・技術計画学会の許可のもとに掲載す るものです。This material is posted here with permission of the Japan Society for Science Policy and Research Management. Description 一般講演要旨 Japan Advanced Institute of Science and Technology 㧞㧭㧜㧞 ▼Ⅳ࢞ࢫ」ྜⓎ㟁,*&&ᢏ⾡㛤Ⓨ࠾ࡅࡿ 1('2 ࡢྲྀࡾ⤌ࡳࡘ࠸࡚ ۑ⣽⏣ වḟࠊᒣෆ ᗣᘯࠊ⛅ᒣ ဢࠊᅾ㛫 ಙஅࠊ┦ᵹ ᕼ⨾ ⊂❧⾜ᨻἲே ᪂࢚ࢿࣝࢠ࣮࣭⏘ᴗᢏ⾡⥲ྜ㛤Ⓨᶵᵓ 1㸬ࡣࡌࡵ ▼Ⅳࡣࠊ▼ⅣⅆຊⓎ㟁ࢆ୰ᚰᚋࡶୡ⏺ⓗ㟂せࡀᣑࡋ࡚࠸ࡃぢ㏻ࡋ࡛࠶ࡾࠊ▼Ⅳⅆຊࡢ㧗ຠ ⋡ࡣࡁ࡞ㄢ㢟࡛࠶ࡿࠋᮏㅮ₇࡛ࡣࠊᡃࡀᅜࡀ᭷ࡍࡿ㧗ຠ⋡▼ⅣⅆຊⓎ㟁ᢏ⾡࡛࠶ࡿ▼Ⅳ࢞ࢫ」ྜ Ⓨ㟁(IGCC : Integrated coal Gasification Combined Cycle)ࢆ୰ᚰࠊ⊂❧⾜ᨻἲே᪂࢚ࢿࣝࢠ࣮࣭⏘ ᴗᢏ⾡⥲ྜ㛤Ⓨᶵᵓ(NEDO : New Energy and Industrial Technology Development Organization)ࡀ ྲྀࡾ⤌ࢇ࡛ࡁࡓᢏ⾡㛤Ⓨࡘ࠸࡚⤂ࡍࡿࠋ 2㸬⫼ᬒ ▼Ⅳࡣୡ⏺㇏ᐩ㈿Ꮡࡋ࡚࠾ࡾࠊ౯᱁ࡀᏳࡃᏳᐃࡋ࡚࠸ࡿࡇࡽࠊᖺࠎࡑࡢᾘ㈝㔞ࡣቑ࠼࡚࠸ࡁࠊ ᚋࡶᣑࡋ࡚࠸ࡃぢ㎸ࡳ࡛࠶ࡿࠋ᪥ᮏࢆྵࡴୡ⏺࠾࠸࡚▼Ⅳࡣࠊ㔜せ࡞ᇶᖿ࢚ࢿࣝࢠ࣮࡛࠶ࡾࠊ ᚋࡑࡢ㔜せᛶࡀࡼࡾ㧗ࡲࡿ⪃࠼ࡽࢀࡿࠋ୍᪉ࠊࡑࡢ༢࢚ࢿࣝࢠ࣮ᙜࡓࡾࡢ㓟Ⅳ⣲(CO2)ฟ㔞 ࡀࡢ▼⇞ᩱẚ㧗࠸ࡇࡽࠊCO2 ฟ๐ῶᐤࡍࡿࢡ࣮ࣜࣥࢥ࣮ࣝࢸࢡࣀࣟࢪ࣮(CCT : Clean Coal Technology)ࡢ㛤Ⓨࡀᚲせ࡛࠶ࡿࠋCCT ࡢ࠺ࡕࠊⓎ㟁ศ㔝ࡣᴟࡵ࡚㔜せ࡛࠶ࡾࠊ᪤ᏑⓎ㟁ᡤ ࡢ㧗ຠ⋡ᆺࡢࣜࣉ࣮ࣞࢫࡸ㧗ຠ⋡࡞▼ⅣⅆຊⓎ㟁ᡤࡢ᪂タ➼ࡼࡾࠊCO2 ฟ㔞ࡢᖜ࡞๐ῶࡀྍ⬟ ࡞ࡿࠋᅜࡀ⟇ᐃࡋࡓ Cool Earth (ᅗ 1)࠾࠸࡚ࡶࠊᡃࡀᅜࡀ㔜Ⅼⓗྲྀࡾ⤌ࡴࡁ㠉᪂ᢏ⾡ࡋ࡚ᚲ せࡉࢀ࡚࠾ࡾࠊࠕ᪂ᡂ㛗ᡓ␎ࠖ࠾࠸࡚ࡶⅆຊⓎ㟁ࡢ㧗ຠ⋡ࡢ㛤Ⓨࡢ๓ಽࡋࡀᣦࡉࢀ࡚࠸ࡿࠋ NEDO ࡣ⎔ቃ㈇Ⲵపῶࠊ≉ᆅ⌫ ᬮ࢞ࢫⓎ⏕㔞పῶࢆ┠ⓗ▼ⅣⅆຊⓎ㟁ࡢ᭦࡞ࡿຠ⋡ࢆ┠ᣦࡋ ▼Ⅳ࢞ࢫ」ྜⓎ㟁(IGCC)ᢏ⾡㛤Ⓨࢆ⾜ࡗ࡚࠸ࡿࠋ ᅗ 1 Cool Earth ࡚ᥦၐࡉࢀ࡚࠸ࡿ࣮ࣟࢻ࣐ࢵࣉ 3㸬NEDO ࡢ IGCC 㛤Ⓨ Ⓨ㟁ᢏ⾡ࡢᢏ⾡㛤Ⓨືྥࡋ࡚ࡣࠊⅆຊⓎ㟁ࣉࣛࣥࢺࡢẼᅽຊࢆ㉸⮫⏺ᅽ(24.1MPa)௨ୖ㧗 㧗 ᅽࡉࡏࡓẼ᮲௳(ᅽຊ 24.1MPa ௨ୖࠊ ᗘ 593Υ௨ୖ)ࡋ࡚Ⓨ㟁ࡍࡿ㉸ࠎ⮫⏺ᅽⓎ㟁(USC : Ultra Super Critical)ࠊࡉࡽࡣᅛయࡢ▼Ⅳࢆ࢞ࢫࡋࠊẼࢱ࣮ࣅࣥ࢞ࢫࢱ࣮ࣅࣥࡢ」ྜⓎ㟁ࡀྍ⬟࡞ ࡿ IGCC ࡢ㧗ຠ⋡ࡀ㐍ࢇ࡛࠸ࡿࠋIGCC ࡣ▼ⅣⅆຊⓎ㟁ࡢ⌧ᅾࡢὶ࡛࠶ࡿᚤ⢊Ⅳⅆຊẚᵝࠎ ࡞࣓ࣜࢵࢺࢆᣢࡗ࡚࠸ࡿ(⾲㸯)ࠋ NEDO ࡣ CO2 ฟ㔞ࡢ๐ῶᐤࡍࡿ㧗ຠ⋡▼ⅣⅆຊⓎ㟁ࡢᢏ⾡㛤Ⓨࠊຠ⋡ࡢⰋ࠸ CO2 ศ㞳࣭ᅇ (CCS : Carbon dioxide Capture and Storage )ࡢᢏ⾡㛤Ⓨࠊᡃࡀᅜࡢ㧗ຠ⋡▼Ⅳ⏝ᢏ⾡ࡢ➇தຊࡢᑗ ᮶ࢃࡓࡿ⥔ᣢࠊࢪ᪂⯆ᅜࢆጞࡵࡋࡓᅜ㝿ᕷሙࡢ᪥ᮏࡢ CCT ᢏ⾡ᬑཬ࣭ಁ㐍࡛ࠊ࢚ࢿࣝࢠ ࣮㟂⤥ࡢᏳᐃࠊపⅣ⣲♫ࡢᵓ⠏ᐤࡍࡿࡇࢆᇶᮏ᪉㔪㛤Ⓨࢆ⾜ࡗ࡚࠸ࡿࠋ ࡇࡢ᪉㔪ࡢୗࠊ㧗ຠ⋡▼Ⅳⅆຊࡢせ㛤Ⓨ㡯┠ࡋ࡚ IGCC 㛤Ⓨྲྀࡾ⤌ࢇ࡛᮶ࡓࠋࡲࡓࠊCO2 ࡢᅇ ࡛ຠ⋡ࡀపୗࡍࡿ CCS ࡣࠊࡼࡾ㧗࠸ຠ⋡ࡢⓎ㟁ࢩࢫࢸ࣒࡛ࡢᐇࡀᚲせ⪃࠼ࠊIGCC ࡢ㐺⏝ᢏ ⾡ࢆ㛤Ⓨࡋ࡚࠸ࡿࠋ ― 354 ― 㡯┠ Ⓨ㟁ຠ⋡ ⎔ቃ≉ᛶ 㐺⏝Ⅳ✀ ⅊ࡢ᭷ຠ⏝ ⏝Ỉ⏝㔞ࡢ๐ῶ ⾲㸯 IGCC ࡢ࣓ࣜࢵࢺ ≉㛗 ⌧≧ࡢᚤ⢊Ⅳⅆຊᑐࡋ࡚⣙㸰ࡢ㏦㟁➃ຠ⋡ྥୖࡀྍ⬟ࠋ Ⓨ㟁ຠ⋡ࡢྥୖࡼࡾࠊⓎ㟁㟁ຊ㔞࠶ࡓࡾࡢ SOxࠊNOxࠊࡤ࠸ࡌࢇࡢฟ㔞ࡀ పῶࡉࢀࡿࠋCO2 ࡢฟཎ༢ࡣ▼Ἔⅆຊ୪ࡳ࡞ࡿࠋ ᪤タᚤ⢊Ⅳⅆຊ࡛ࡣ⏝ࡋࡀࡓ࠸ప⅊⼥ⅬⅣࡶ⏝ྍ⬟࡞ࡿࡓࡵࠊ▼ⅣⅆຊⓎ 㟁⏝ྍ⬟࡞Ⅳ✀ࡀᣑࡉࢀࡿࠋ ▼Ⅳ⅊ࢆ࢞ࣛࢫ≧ࡢ⁐⼥ࢫࣛࢢࡋ࡚ฟࡍࡿࡓࡵࠊᅵᮌᕤ⏝ᮦᩱ࡞ࡋ࡚ ࡢ᭷ຠ⏝ࡀᮇᚅࡉࢀࡿࠋ ⏕ᡂ࢞ࢫࢆ┤᥋⬺◲ࡍࡿࡓࡵࠊከ㔞ࡢ⏝Ỉࢆ࠺↮⬺◲⨨ࡀせ࡞ࡾࠊ᪤ タᚤ⢊Ⅳⅆຊẚࠊ⏝Ỉ⏝㔞ࢆᖜ๐ῶ࡛ࡁࡿࠋ 㡯┠ Ᏻ࣭Ᏻᐃ㐠㌿ 㛗ᮇ㐃⥆㐠㌿ ㏦㟁➃ຠ⋡ Ⅳ⣲㌿⋡ ⎔ቃᛶ⬟ 㐺⏝Ⅳ✀ ㉳ື㛫 ᭱ప㈇Ⲵ ㈇Ⲵኚື⋡ ⪏ஂᛶ࣭ಙ㢗ᛶ࣭ಖᛶ ⤒῭ᛶホ౯ ⾲ 2 ᮶ IGCC ᐇドヨ㦂ࡢᡂᯝ ┠ᶆ 250MW >2000hr >42% (LHV basis) >99.9% SOx <8.0ppm NOx <5.0ppm Dust <4.0mg/m3N ℡㟷Ⅳ (B)ࠊள℡㟷Ⅳ(SB) <18hr 50% 3%/min 5000hr ヨ㦂ࡼࡿホ౯ ᚤ⢊ⅣⅆຊⓎ㟁ࢥࢫࢺྠ➼௨ୗ ᐇ⦼ 250MW 2238hr 42.90% >99.9% 1.0ppm 3.4ppm <0.1mg/m3N Chinese(B)ࠊRussian(B)ࠊ USA(2SB) ࠊIndonesian(B,2SB)ࠊ Colombian(B)ࠊCanadian(B) 15hr 36% 3%/min 5013hr ヨ㦂࡛ࡁ࡞ࢺࣛࣈࣝ࡞ࡋ ᚤ⢊ⅣⅆຊⓎ㟁ࢥࢫࢺࡰྠ➼ NEDO ࡣ 1983 ᖺࡽ 1985 ᖺࡅ࡚ࠕᄇὶᗋ▼Ⅳ࢞ࢫ」ྜⓎ㟁ᢏ⾡ࠖ㛵ࡍࡿࣇ࣮ࢪࣅࣜࢸ ࢫࢱࢹ࣮(FS : Feasibility Study)ࢆᐇࡋࠊ1986 ᖺࡽ 1996 ᖺࡅ✵Ẽ྿ࡁ IGCC ࣃࣟࢵࢺ ࣉࣛࣥࢺᘓタ࣭㐠㌿◊✲ࢆᨭࡋ࡚ࡁࡓࠋࡇࡢᡂᯝࢆ㋃ࡲ࠼ ࡑࡢᚋ IGCC ᐇドᶵ(250 MW)ࡀ⚟ᓥ┴࠸ ࢃࡁᕷࡢᖖ☬ඹྠⅆຊ(ᰴ)᮶Ⓨ㟁ᡤᵓෆᘓタࡉࢀࠊ2007 ᖺᐇド㐠㌿ヨ㦂ࡀ㛤ጞࡉࢀࡓࠋᐇドヨ㦂 ࠾࠸࡚ࡣ 2008 ᖺ 2000 㛫ࡢ㐃⥆㐠㌿ࢆࠊ2013 ᖺ 3 ᭶⣙ 19000 㛫ࡢ⣼✚㐠㌿ࢆ㐩ᡂࠊ㛤Ⓨ┠ ᶆ࡚ࢆ㐩ᡂࡋ(⾲ 2)ࠊ 2013 ᖺ 4 ᭶ࡽ᪥ᮏึࡢ IGCC ၟ⏝ᶵࡋ࡚㐠㌿୰࡛࠶ࡿࠋ㛤Ⓨࢆᢸᙜࡋࡓ ୕⳻㔜ᕤࡣᮏᢏ⾡ࢆඖၟ⏝ᶵࡢཷὀάືࢆᅜෆࠊ⡿ᅜ➼ㅖእᅜ࡛ᒎ㛤୰࡛࠶ࡿࠋ⡿ᅜ HECA(Hydrogen Energy California)ࣉࣟࢪ࢙ࢡࢺ࡛ࡣࠊ㛫 400MW Ⓨ㟁ኪ㛫ࣥࣔࢽ⫧ᩱ〇 㐀ࢆ⾜࠺ࢥࣉࣟࢲࢡࢩࣙࣥࡢ FEED(Front End Engineering Design)ࢆཷὀࡋࡓࠋ 3.2 IGCC ࡢࢮ࢚࣑ࣟࢵࢩࣙࣥྥࡅ࡚ (1) EAGLE(coal Energy Application for Gas, Liquid and Electricity)ࣉࣟࢪ࢙ࢡࢺ ୍᪉ࠊ✵Ẽ྿ࡁࡣ␗࡞ࡾࠊ⏕ᡂ࢞ࢫࡢከ┠ⓗ⏝ࡀᮇᚅ࡛ࡁࡿ㓟⣲྿ࡁ IGCC ࡢᢏ⾡㛤Ⓨࡶ⾜ࡗ࡚ ࡁࡓࠋ1986 ᖺࡽ 1994 ᖺࠕ▼Ⅳ⏝Ỉ⣲〇㐀ᢏ⾡(HYCOL : Hydrogen-from-coal process)ࠖ࠾࠸ ࡚ࠊ㓟⣲྿ࡁ▼Ⅳ࢞ࢫᢏ⾡㛤Ⓨࢆ⾜࠸ࠊࡑࡢᡂᯝࢆ㋃ࡲ࠼ࠊ1998 ᖺࡽࠕከ┠ⓗ▼Ⅳ࢞ࢫ〇㐀ᢏ ⾡㛤Ⓨ(EAGLE ࣉࣟࢪ࢙ࢡࢺ)ࠖࢆ㛤ጞࡋࠊ㟁※㛤Ⓨ(ᰴ)ⱝᯇ◊✲ᡤᵓෆ㓟⣲྿ IGCC ࣃࣟࢵࢺࣉࣛ ࣥࢺ(▼Ⅳ⏝㔞 150㹲/᪥)ࢆᘓタࡋࠊ㐠㌿◊✲ࢆᐇࡋ࡚ࡁࡓࠋ ᮏࣉࣟࢪ࢙ࢡࢺ࡛ࡣࠊ▼ⅣⅆຊⓎ㟁ࡢ᭦࡞ࡿ㧗ຠ⋡࠾ࡼࡧࢮ࢚࣑ࣟࢵࢩࣙࣥࢆ┠ᣦࡋࠊ㓟⣲྿ࡁ IGCC ࡢࡳ࡞ࡽࡎࠊ✲ᴟࡢ▼Ⅳ㧗ຠ⋡Ⓨ㟁࡛࠶ࡿ▼Ⅳ࢞ࢫ⇞ᩱ㟁ụ」ྜⓎ㟁(IGFC : Integrated coal ― 355 ― Gasification Fuel Cell Combined Cycle)ࠊ࠾ࡼࡧ CCS ࡢᑟධࢆぢᤣ࠼ࡓᢏ⾡㛤Ⓨࢆ⾜ࡗ࡚ࡁࡓ(ᅗ 2ࠊ 3)ࠋIGFC ࡣ IGCC ⇞ᩱ㟁ụࢆ⤌ࡳྜࢃࡏࡓࢺࣜࣉࣝࢥࣥࣂࣥࢻࢩࢫࢸ࣒ࡼࡾ᭦࡞ࡿຠ⋡ࢆྍ ⬟ࡍࡿᢏ⾡࡛࠶ࡿࠋCCS ࡣⓎ㟁ᡤ➼ࡽⓎ⏕ࡍࡿ CO2 ࢆศ㞳࣭ᅇࡋࠊࡑࢀࢆᆅ୰࠶ࡿ࠸ࡣᾏᗏୗ ㈓␃ࡍࡿࡇࡼࡾࠊẼ୰ CO2 ࡀᨺฟࡉࢀࡿࡢࢆᢚไࡍࡿᢏ⾡࡛࠶ࡾࠊᆅ⌫ ᬮᑐ⟇ࡢ㑅ᢥ⫥ ࡢ୍ࡘᮇᚅࡉࢀ࡚࠸ࡿࠋ EAGLE ࣉࣟࢪ࢙ࢡࢺࡣ 3 ẁ㝵ศࡅ࡚ᐇࡋ࡚࠾ࡾࠊSTEP-1(1998㹼2006)࡛ࡣࠊࣃࣟࢵࢺヨ㦂 タഛࢆά⏝ࡋ࡚ࠊᖜᗈ࠸Ⅳ✀㐺⏝ྍ⬟࡞㓟⣲྿▼Ⅳ࢞ࢫ⅔ࢆ㛤Ⓨࡋࠊࡍ࡚ࡢ㛤Ⓨ┠ᶆࢆ㐩ᡂࡍࡿ ࡇࡣࡶࡕࢁࢇࠊ࢞ࢫຠ⋡ࡘ࠸࡚ࡣୡ⏺᭱㧗ࣞ࣋ࣝࢆᐇ⌧ࡋࡓࠋSTEP-2(2007㹼2009)࠾࠸࡚ࡶࠊ ࡍ࡚ࡢ㛤Ⓨ┠ᶆࢆ㐩ᡂࡋࠊ▼Ⅳ࢞ࢫ࢞ࢫࡽࡢ CO2 ศ㞳ᅇᢏ⾡(Ꮫἲ)ࡘ࠸࡚ࡣᚑ᮶ẚ㍑ࡋ 30㸣ࡶࡢᅇ࢚ࢿࣝࢠ࣮ࡢపῶᡂຌࡋࠊⓎ㟁ຠ⋡ࡢ㸰࣏ࣥࢺࡶࡢୖ᪼ࢆྍ⬟ࡋࡓ(⾲ 2)ࠋSTEP 㸫㸯ࠊ㸰࠸ࡎࢀ࠾࠸࡚ࡶୡ⏺㢮ࢆぢ࡞࠸ࡢ㐺⏝Ⅳ✀ࡢᣑࡶᡂຌࡋ࡚࠸ࡿࠋ⌧ᅾ STEP-3(2010㹼2013)ࡋ࡚ࠊIGCC 㧗ຠ⋡ᢏ⾡ࡋ࡚ᮇᚅࡉࢀ࡚࠸ࡿ 1,500Υ⣭ࠊ1,700Υ⣭࢞ࢫࢱ ࣮ࣅࣥࡢᑟධࢆᐃࡋࠊ㧗ᅽࣉࣟࢭࢫྥࡁࡢ≀⌮྾ἲᢏ⾡ࢆ☜❧ࡍࡿࡓࡵࡢᢏ⾡㛤Ⓨࢆ⾜ࡗ࡚࠸ࡿࠋ ࡇࡢ EAGLE ࣉࣟࢪ࢙ࢡࢺࡢ୍㐃ࡢᡂᯝࡣࠊ2012 ᖺᗘࡽ⤒῭⏘ᴗ┬ࡢ⿵ຓᴗࡋ࡚ᓮࢡ࣮ࣝ ࢪ࢙ࣥ(ᰴ)ࡼࡗ࡚ᐇࡉࢀ࡚࠸ࡿ▼Ⅳ࢞ࢫ⇞ᩱ㟁ụ」ྜⓎ㟁ᐇドᴗ(ᓮࢡ࣮ࣝࢪ࢙ࣥࣉࣟࢪ࢙ ࢡࢺ)ᫎࡉࢀ࡚࠸ࡿ(ᅗ 4)ࠋ (2) ᓮࢡ࣮ࣝࢪ࢙ࣥࣉࣟࢪ࢙ࢡࢺ ᓮࢡ࣮ࣝࢪ࢙ࣥࣉࣟࢪ࢙ࢡࢺࡣࠊẁ㝵ⓗᐇドヨ㦂ࢆᐇࡍࡿணᐃ࡛࠶ࡾࠊ➨ 1 ẁ㝵(2012 ᖺᗘ㹼 2018 ᖺᗘ)ࡣ IGFC ࡢᇶᖿᢏ⾡࡛࠶ࡿ㓟⣲྿ IGCC ࡢᐇドヨ㦂タഛ(▼Ⅳฎ⌮㔞㸸1188t/dࠊⓎ㟁ฟຊ㸸 16.6 kW)ࢆᘓタࡋࠊᛶ⬟࣭㐠⏝ᛶ࣭⤒῭ᛶ࣭ಙ㢗ᛶಀࡿᐇドࢆ⾜࠺ࠋ➨ 2 ẁ㝵(2016 ᖺᗘ㹼2020 ᖺᗘ)࠾࠸࡚ࡣ➨ 1 ẁ㝵࡛ᵓ⠏ࡋࡓ㓟⣲྿ IGCC ᐇドヨ㦂タഛ CCS ࢆ㏣タࡋࠊ▼ⅣⅆຊⓎ㟁ࢩࢫࢸ ࣒ࡋ࡚ࡢᛶ⬟࣭㐠⏝ᛶ࣭⤒῭ᛶ࣭⎔ቃᛶಀࡿᐇドࢆ⾜࠺ࠋࡉࡽ➨ 3 ẁ㝵(2018 ᖺᗘ㹼2021 ᖺᗘ) ࡛ࡣ➨ 2 ẁ㝵࡛ᵓ⠏ࡋࡓ IGCC㸩CCS ᐇドヨ㦂タഛ⇞ᩱ㟁ụࢆ⤌ࡳ㎸ࡳࠊ▼Ⅳ࢞ࢫ࢞ࢫࡢ⇞ᩱ㟁ụ ࡢ⏝ྍ⬟ᛶࢆ☜ㄆࡍࡿࠋつᶍ⇞ᩱ㟁ụ(SOFC : Solid Oxide Fuel Cells)ࡢ㛤Ⓨ࠾ࡼࡧ IGFC ࡢ 㐺⏝᳨ウࡘ࠸࡚ࡣࠊ⌧ᅾࠊNEDO ࡛◊✲㛤Ⓨࢆ㐍ࡵ࡚࠾ࡾࠊᙜヱ◊✲㛤Ⓨᡂᯝࢆ➨ 3 ẁ㝵࡛⏝࠸ࡿ ⇞ᩱ㟁ụᒎ㛤ࡍࡿணᐃ࡛࠶ࡿࠋ ᅗ 2 IGFC+CCS ᴫ␎ᅗ ᅗ 3 EAGLE ࣃࣟࢵࢺヨ㦂タഛእほ ࣇ࢙࣮ࢬ STEP-1 STEP-2 ⾲ 3 EAGLE ࣉࣟࢪ࢙ࢡࢺࡢᡂᯝࡘ࠸࡚ 㛤Ⓨ㡯┠ ᩘ್┠ᶆ ᐇ⦼ ▼Ⅳ࢞ࢫᛶ⬟ 78㸣௨ୖ(෭࢞ࢫຠ⋡) ୡ⏺ࢺࢵࣉࣞ࣋ࣝࡢ࢞ࢫຠ⋡ ࢞ࢫ⢭〇ᛶ⬟ ӌ1ppm ⣧≀ࢆ 1ppm ௨ୗࡲ࡛⢭〇 㐃⥆㐠㌿ᛶ⬟ 1000 㛫 㐃⥆㐠㌿㛫 1000 㛫௨ୖ ከⅣ✀ᑐᛂ 5 Ⅳ✀௨ୖ 5 Ⅳ✀ 10 ಸ⛬ᗘࡢࢫࢣ࣮ࣝ ᆺᑐᛂ ┠ᶆ㐩ᡂ ࢵࣉࢹ࣮ࢱ 㧗⅊⼥ⅬⅣ✀ᑐᛂ 3 Ⅳ✀௨ୖ 3 Ⅳ✀ (ୡ⏺࡛ࡶ㢮ࢆぢ࡞࠸) ᅇ CO2 ⣧ᗘ 99㸣௨ୖ ᅇ CO2 ⣧ᗘ 99㸣௨ୖࢆ⥔ᣢࡋࡓୖࠊᚑ CO2 ศ㞳࣭ᅇ ࢆ⥔ᣢࡋࡓୖ࡛ࡢᅇ ᮶㐠⏝ẚ࡚⣙ 30% ࡢ࢚ࢿࣝࢠ࣮๐ (Ꮫ྾ἲ) ࢚ࢿࣝࢠ࣮పῶ ῶ(Ⓨ㟁ຠ⋡࡛ 2 ࣏ࣥࢺୖ᪼) ᚤ㔞≀㉁ᣲືㄪᰝ 㸫 ┠ᶆ㐩ᡂ ― 356 ― CO2 ㍺㏦࣭㈓␃ ➨ 1 ẁ㝵 㓟⣲྿ IGCC ᐇド ➨ 2 ẁ㝵 CO2 ศ㞳ᅇᆺ IGCC ᐇド ➨ 3 ẁ㝵 CO2 ศᅇᆺ IGFC ᐇド ᅗ 4 ᓮࢡ࣮ࣝࢪ࢙ࣥࣉࣟࢪ࢙ࢡࢺࡘ࠸࡚ 4㸬⪃ᐹ ࢚ࢿࣝࢠ࣮ࠊ≉㟁ຊࡢᏳᐃ౪⤥ࡣ㧗ᗘ࡞㹇㹒ࣥࣇࣛࡢୖ❧ࡘ⌧ᅾࡢ᪥ᮏ࠾࠸࡚ࡣ᭱ࡶ㔜せ࡞ ᇶ┙ࡢ୍ࡘ࡛࠶ࡿࠋࡑࡢ୰࡛ࡶ▼ⅣⅆຊⓎ㟁ࡣ࢚ࢿࣝࢠ࣮ࢭ࢟ࣗࣜࢸࡢ㠃ࡽᚋࡶࡼࡾ୍ᒙࡑࡢ㔜 せᛶࡣቑࡋ࡚࠸ࡃࠋࡑ࠺ࡋࡓ୰࡛ࠊIGCC ᢏ⾡ࡣᚋࡢ▼ⅣⅆຊⓎ㟁ࢆᨭ࠼ࡿࡁ࡞ᰕ࡞ࡾᚓࡿ㠉᪂ ⓗᢏ⾡࡛࠶ࡾࠊࡑࡢព⩏ࡣ㠀ᖖࡁ࠸⪃࠼ࡿࠋࡋࡋ࡞ࡀࡽࠊࡇࡢࡼ࠺࡞᪂ᢏ⾡࣭㠉᪂ⓗᢏ⾡ࡣ㛤 Ⓨࡽᬑཬࡲ࡛㛤Ⓨࣜࢫࢡࠊᴗࣜࢫࢡࠊ♫ࣜࢫࢡࢆక࠺ࠋࡉࡽ୍⯡ⓗࡇࡢࡼ࠺࡞ࠊ୰㛗ᮇⓗど Ⅼ❧ࡗࡓᡓ␎ࡣࠊබ┈ᛶࡀ㧗ࡃࠊ♫ⓗ࡞ᚲせᛶࡣࡁ࠸ࡀࠊᐇ⏝ྥࡅ࡚ࡣከ࡞ᢏ⾡㛤Ⓨ㈨㔠 㛤Ⓨᮇ㛫ࢆせࡍࡿࡓࡵࠊ㈝⏝ᅇࡢ㠃ࡽẸ㛫ᴗࡢࡳ࡛ᐇࡍࡿࡇࡀ⌧ᐇⓗ㞴ࡋ࠸ࠋࡑࡢࡼ࠺ ࡞⫼ᬒࡽࠊNEDO ࡢ࣐ࢿࢪ࣓ࣥࢺࡢୗ࡛⏘Ꮫᐁ୍య࡞ࡾࣉࣟࢪ࢙ࢡࢺࢆ㐍ࡵࡿࡇࡼࡾ IGCC ࡢᢏ⾡㛤Ⓨࢆ᥎㐍࡛ࡁࡓ⪃࠼ࡿࠋNEDO ࣉࣟࢪ࢙ࢡࢺࢆ㐍ࡵ࡚࠸ࡃ࠶ࡓࡗ࡚ࡣࠊ᳨ウ࠸࠺ᙧ࡛ ➨୕⪅ࡢᑓ㛛ᐙࡢពぢࡶ࡛ᫎࡁࡿᙧࢆࡾࠊᚓࡽࢀࡓ᭷ព⩏࡞ពぢࡘ࠸࡚ᙜヱࣉࣟࢪ࢙ࢡࢺ㐺ษ ᫎࡉࡏࡿࡇࡼࡾࠊࣉࣟࢪ࢙ࢡࢺࡢ㌶㐨ಟṇࢆ⾜࠸࡞ࡀࡽࠊ᭱⤊ⓗࡁ࡞┠ᶆࢆ㐩ᡂࡍࡿࡇ ࡀྍ⬟࡞ࡗࡓࠋ ▼Ⅳࡣᚋࡶ㔜せ࡞࢚ࢿࣝࢠ࣮※ࡋ࡚⏝ࡉࢀࠊ㛤Ⓨ㏵ୖᅜࢆ୰ᚰࡑࡢᾘ㈝㔞ࡣቑຍࡋ࡚࠸ࡃࠋ ᡃࡀᅜࡢ▼ⅣⅆຊⓎ㟁ࡣୡ⏺᭱㧗⋡ࢆ㛗ᖺࢃࡓࡾ⥔ᣢࡋࠊIGCC ศ㔝࠾࠸࡚ࡶࡇࢀࡲ࡛ࡢ✚ᴟⓗ࡞ ᢏ⾡㛤Ⓨࡼࡾࠊ⌧ᅾୡ⏺ࢆ࣮ࣜࢻࡋ࡚࠸ࡿ❧ሙ࡛࠶ࡿࠋᚋࡶ᩿ࡢᢏ⾡㛤Ⓨࢆ㏻ࡋࠊ᭦࡞ࡿ㧗ຠ ⋡ࠊపⅣ⣲ྲྀࡾ⤌ࡳࠊᆅ⌫⎔ቃၥ㢟ࡢゎỴࢆ┠ᣦࡋ࡚࠸ࡃࠋ ཧ⪃ᩥ⊩ ,QWHUQDWLRQDO(QHUJ\$JHQF\:RUOG(QHUJ\2XWORRN ⤒῭⏘ᴗ┬&RRO(DUWK㸫࢚ࢿࣝࢠ࣮㠉᪂ᢏ⾡ィ⏬ 1('2ࠊ-&2$/ ᪥ᮏࡢࢡ࣮࣭ࣜࣥࢥ࣮࣭ࣝࢸࢡࣀࣟࢪ࣮ 1('2ᄇὶᗋ▼Ⅳ࢞ࢫⓎ㟁ࣉࣛࣥࢺ㛤Ⓨ◊✲ᡂᯝ⥲ࡲࡵ 1('2ከ┠ⓗ▼Ⅳ࢞ࢫ〇㐀ᢏ⾡㛤Ⓨ($*/(ᚋホ౯ሗ࿌᭩ ㎸ᒣ๎㞝▼Ⅳ࢞ࢫ & ศ㞳ᅇᢏ⾡୍㠉᪂ⓗ & ᅇᆺ▼Ⅳ࢞ࢫᢏ⾡㛤Ⓨ୍㟁Ẽホㄽ ― 357 ―
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