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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