ޤ࠻ࡁޣ ዊⷙᮨࡃࠗࠝࠟࠬࡊࡦ࠻ߣᄤὼࠟࠬ૬↪ဳΆᢱ㔚ᳰ⊒㔚ࠪࠬ࠹ࡓߩ㐿⊒ ̆↢ߏߺᧄᩰᛩ̆ 㘩ຠⅣႺ⑼ ⅣႺࠬ࠲࠶ࡈ ᷰㄝᑪ⸳ᩣᑼળ␠ 㕒ጟࠟࠬᩣᑼળ␠ ᩣᑼળ␠ IHI ࠪࡃ࠙ ␠࿅ᴺੱ㕒ጟ⋵ⅣႺ⾗Ḯදળ ㈬ ᅑ Ⴧ↰⋥Ꮖ Ⓞ㒋⋥ੱ రା๋ 㓉ᄦ ᧻ᧄ ⼾* ᦸᐽⴕ 㜞ᯅ ᶈ ᄢ႐ᄈ Small Biogas Plant and Fuel Cell Power System by Biogas and Natural Gas ̆ Garbage Feeding for Real ̆ Susumu Sakai, Yutaka Matsumoto, Naoki Masuda, Naoto Hosaka, Yasuyuki Mochizuki, Shingo Motomori, Hiroshi Takahashi, Takao Inoue and Toshikazu Ohba It is urgently necessary for prevention of global warming to utilize a biomass source and new energy positively. There are various trials and experiments of environment-friendly technologies in Japan. From this point of view, authors have operated the combined system of the methane fermentation from food waste and fuel cell power generation system at the facility for providing meals to schools. Problems to be solved for real operation and future view are described in this paper. ታ⸽⹜㛎ߩೋᐕᐲ ᐔᚑ ᐕᐲߪߩ⩶ࡦ࠲ࡔޔ 㚔㙃ᦼ㑆ߦలߡޔᲧセ⊛⊒㉂ߒᤃᑄࠪࡠ࠶ࡊᶧࠍ ේᢱߦ⊒㉂⹜㛎ࠍⴕߥߞߚ ޕᐔᚑ ᐕᐲ߆ࠄߪ↢ ߏߺࠍᧄᩰ⊛ߦᛩߒߡࠆޕਗⴕߒߡቯߒߚⒿ ࠍታߔࠆߢߩ⺖㗴ὐߩ߿ߘߩኻಣᴺߐޔ ࠄߦᬺൻߦะߌߡߩ⚻ᷣᕈ߿ⅣႺᕈߦߟߡߩᬌ ⸽ࠍⴕߥߞߡࠆޕ 䋱㪅䈲䈛䉄䈮㩷 䈲䈛䉄䈮㩷 㕒ጟ⋵ߢߪޔ᷷ቶലᨐࠟࠬߩឃ㊂ᷫߩ⋡ᮡࠍ ቯߚ⋵ޟᐡ᷷ᥦൻ㒐ᱛ₸వⴕേ⸘↹╷ߩޠቯ ߿㧔ᐔᚑ ᐕ 㧕 ޔ᷷ቶലᨐࠟࠬᷫߦะߌߚᜰ ዉ⋙〈ߩᒝൻߩߚߩޟ㕒ጟ⋵᷷ᥦൻ㒐ᱛ᧦ ࠍޠᣉⴕߒߡࠆ㧔ᐔᚑ ᐕ 㧕 ␠ߚߒ߁ߎޕ ળ⊛ߥേ߈ߦኻᔕߔࠆߚޔ㕒ጟ⋵Ꮏᬺᛛⴚ⎇ⓥᚲ ࠍ ⠪ߦࠃࠅޔᣂߒࡃࠗࠝࠟࠬࡊࡦ࠻ࠍᑪ ⸳ߒޔ4 ᐕ㑆ߩታ⸽⹜㛎ࠍ⹜ߺߡࠆ 㧕ᧄޕႎߢߪ ታ⸽⹜㛎ߩㅴ⁁ᴫߣߣ߽ߦᐔᚑ ᐕᐲߦߍࠄ ࠇߚ᭽⺖ߥޘ㗴ὐߥߤࠍ⚫ߔࠆᧄߚ߹ޕᬺߩ ᧪ᕈ߿ᓟߩ੍ቯߦߟߡ߽ႎ๔ߔࠆޕ 䋳㪅ㅴ⁁ᴫ䈍䉋䈶 ㅴ⁁ᴫ䈍䉋䈶⺖㗴ὐ 䈍䉋䈶⺖㗴ὐ㩷 ⺖㗴ὐ㩷 ᐔᚑ ᐕ ߦ↢ߏߺᛩࠍ㐿ᆎߒߡએ᧪ࡔޔ ࠲ࡦ⩶ߩ㚔㙃ߦ↪ߒߡߚᑄࠪࡠ࠶ࡊᶧߦ↢ߏߺ ࠬ㧔એਅ↢ߏߺ㧕ࠍᷙߗߡ߈ߩߺߏ↢ޔᲧ ₸ࠍᓢߦޘߍߡ߈ߚߩߘޕᲧ₸ߪޔᐔᚑ ᐕ ਛᣨߦ߶߷ ߣߥߞߚޕ ቇᩞ⛎㘩ࡦ࠲ߪᤐޔᄐޔ౻ߦ⛎㘩ߩભᱛᦼ㑆 ߇ࠆޕ ࿑ ߦᐔᚑ ᐕ ߆ࠄᐔᚑ ᐕ ߩ 㑆ߦࡔ࠲ࡦ⊒㉂ᮏ߳ଏ⛎ߒߚ↢ߏߺ㊂㧔ᯏ‛⽶⩄ ㊂㧕ߣࡃࠗࠝࠟࠬ⊒↢㊂ߩᄌൻࠍ␜ߔ⛎ߩᧃ ޕ 㘩ભᱛ೨ߦ⊒㉄ޔ㉂ᮏ߳↢ߏߺࠍ⾂⇐ߔࠆᬺࠍታ ᣉߒ⊒ࡦ࠲ࡔޔ㉂ᮏ߳ߩ↢ߏߺଏ⛎㊂ࠍᔅⷐᦨዊ㊂ ߹ߢ⪭ߣߒߡ⊒㉂⁁ᘒߩ⛽ᜬߦദߚ ޕᣣߩ ⛎㘩ౣ㐿ᣣࠍ⋡ߦଏ⛎㊂ࠍჇ㊂ߐߖߚ߇ޔᕆỗߥ ଏ⛎ߪࡔ࠲ࡦ⊒㉂ߩਇቯᕈࠍᒁ߈ߎߔߚ ޔ ᓢߦޘჇ㊂ߐߖߚޕ ⛎㘩߇ౣ߮ભᱛߔࠆ ᣣߩ ⋥೨ߦߪ ⚂ޔ.ᣣ㧔ᯏ‛⽶⩄㊂ߢ⚂ MIO 䋲㪅㪅ታ⸽⹜㛎ⷐ 㪈㪄㪊㪀㩷 㕒ጟᏒ┙ർㇱቇᩞ⛎㘩ࡦ࠲㧔㕒ጟᏒ⫓㐷 ደ㧕߆ࠄឃߐࠇࠆ↢ߏߺ㧔⺞ℂድߣᱷ㘵㧕⚂ MI ᣣࠍࠬൻߐߖޔᏗ㉼᳓ߣวࠊߖߡ⚂ .ᣣ ߣߒߚߢࡔ࠲ࡦ⊒㉂ߐߖߡ ⚂ࠬࠟࠝࠗࡃޔO ᣣࠍ⊒↢ߐߖࠆߪࠬࠟࠝࠗࡃޕ⣕⎫⣕⥇ߒޔᄤὼ ࠟࠬߣᷙวߒߥ߇ࠄࠟࠬᡷ⾰ེ㧔᳓⚛ㅧེ㧕ߦㅍ ࠆޕ᳓⚛ߪޔM9 ⚖࿕㜞ಽሶဳΆᢱ㔚ᳰߦㅍࠅޔ 㔚᳇ߣᾲ㧔᷷᳓㧕ߦᄌ߃ߡࠛࡀ࡞ࠡ࿁ߔࠆޕ ߩࡃࠗࠝࠟࠬߦߟߡ߽ࡏࠗߢΆߐߖޔ᷷ ᳓ߣߒߡࠛࡀ࡞ࠡ࿁ߔࠆޕ 㘩ຠⅣႺ⑼㐳 ޤ࠻ࡁޣ ዅ ኳ ʕ ዅ ڼ ࢳ͌ ዅ ኳ ʕ ஊೞཋᒵ =MIOଐ? Ǭǹႆဃ=Oଐ? ܱย͌ உ உ உ உ ဃƝLj৲λᲢஊೞཋᒵᲣƱ ȐǤǪǬǹႆဃƷ҄٭ ༓૰ᩓ൷ƷЈщ=9? ᣣޔᬺ⋡ᮡߩ⚂ 㧕ߩଏ⛎㊂ߦ㆐ߒߚ߇ߩߘޔ ᓟߦᷫ㊂ߒߚ৻ޕᣇᦼߩߎޔ㑆ߩࡃࠗࠝࠟࠬ⊒↢㊂ ߪᏱߦᦼᓙ୯ߦ㆐ߒߥ߆ߞߚߪߺߏ↢ޕ࿕ᒻಽ߇ᄙ ߊ⊒ޔ㉂ߦᤨ㑆ࠍⷐߔࠆߚߢࠅޔଏ⛎㊂ߩࡍ ࠬ㈩ಽߦߪౣ⠨߇ᔅⷐߢࠆޕ Άᢱ㔚ᳰ⊒㔚ࠪࠬ࠹ࡓߦߟߡߪࠬࠟޔᡷ⾰ེ 㧔᳓⚛ㅧེ㧕ߩᾲ▤ℂߩਇౕวߣߘߩኻᔕߦᚻ㑆 ขߞߚ߇ޔᐔᚑ ᐕ ߆ࠄࡃࠗࠝࠟࠬࠍΆᢱߦ &55 ㆇォ㧔 ᣣ ࿁േᱛ㧕ߢⒿߒߡࠆޕ࿑ ߦ⊒㔚ጁᱧߩ৻ࠍ␜ߔޕ࿑ߪ↢⊒ࠬࠟࠝࠗࡃޔ㊂ ߇߿߿ዋߥߊޔᵹ㊂߽ቯߒߡߥⒿೋᦼߩ㗃 ߩ⊒㔚ጁᱧߢࠅᦨޔᄢജ߹ߢߦㅢᏱߩ એ ߩᤨ㑆ࠍដߌߡ⺞ᢛߒߡࠆᦨߪᤨߩߎޕᄢ⚂ 9 ߩജࠍ⏕ߒߚࠬࠟࠆࠃߦࠬࠟࠝࠗࡃޕᡷ⾰ེ߿ Άᢱ㔚ᳰߩഠൻߪޔ ߩߣߎࠈႎ๔ߐࠇߡߥޕ ߘߩઁޔቇᩞ⛎㘩ࡦ࠲ߩࠬࠤࠫࡘ࡞ᄌᦝ ߦࠃࠅߺߏ↢ޔಣℂ㧔⎕⎈⎈ಣℂ㧕ࠍ⚂ ᤨ㑆 ߢታᣉߒߥߌࠇ߫ߥࠄߕޔㄝⵝ⟎ߩᡷㅧ߇ᔅⷐߣ ߥߞߚޔߚ߹ޕᤓᄐߩ⁴ᥤߦࠃࠅࡔ࠲ࡦ⊒㉂ᮏ߇⇣ Ᏹߥ㜞᷷⁁ᘒߦ㒱ࠆ㗴߽⊒↢ߒߚ࡞ࡀࠛߪߦᦝޕ ࠡ↪ࠪࠬ࠹ࡓ㧔ࡏࠗΆޔᄤὼࠟࠬᷙว߅ ࠃ߮Άᢱ㔚ᳰࠪࠬ࠹ࡓ㧕ߩᢛߩㆃࠇ߽㊀ߥࠅ↢ޔ ߏߺߩᧄᩰᛩ㧔ᐔᚑ ᐕ 㧕߆ࠄΆᢱ㔚ᳰߩⒿ 㧔ᐔᚑ ᐕ㧝㧕߹ߢ⚂ඨᐕ㑆ࠍⷐߒߚޕ 䋴㪅ᓟ䈱 ᓟ䈱੍ቯ䈫 ੍ቯ䈫᧪䈻䈱 ᧪䈻䈱ዷᦸ 䈻䈱ዷᦸ㩷 ዷᦸ㩷 ೨▵ߩ⺖㗴ὐߦߟߡߪޔᣢߦᬺ⠪㑆ߩද⼏ߩ ⚿ᨐ⸃ޔᷣߺߢࠅޔᐔᚑ ᐕᐲ߆ࠄޔᬺ⋡ᮡ 㧔↢ߏߺࠬ⚂ .ᣣߩಣℂߣΆᢱ㔚ᳰ M9 ㅪ⛯⊒㔚㧕ߦၮߠߚㆇォࠍታᣉߔࠆ੍ቯߢࠆޕ ⅣႺᕈߦߟߡߪ⊒ࡦ࠲ࡔޔ㉂ᛛⴚߣΆᢱ㔚ᳰ⊒ 㔚ᛛⴚࠍ⚵ߺวࠊߖࠆߎߣߦࠃߞߡޔੑ㉄ൻ⚛ឃ ㊂߇න⚐ළߣᲧセߒߡ⚂ ߦᷫ㊂ߢ߈ࠆ ޕ ৻ᣇ⚻ޔᷣᕈߪᧄޔታ⸽⹜㛎ߢߩ⁁ߩ⊒㔚ࠦࠬ࠻ ࠍ⹜▚ߔࠆߣ ⚂ޔM9Jߣഀ㜞ߣߥࠆ✚ޕว ⾗Ḯࠛࡀ࡞ࠡ⺞ᩏળߩਛ㑆ႎ๔ 㧔ᐔᚑ ᐕ 㧕 ߩਛߢޔΆᢱ㔚ᳰᛛⴚߪᣂࠛࡀ࡞ࠡߩࠞ࠹ࠧ ߆ࠄᄖࠇޔ㕟ᣂ⊛ࠛࡀ࡞ࠡᛛⴚ㐿⊒ߩಽ㊁ߦಽ㘃 ߐࠇߚᧄޕᩰ᥉ߦߪ㕟ᣂ⊛ߥᛛⴚ㐿⊒ߣ╷ᡰេ ߇ਇนᰳߥߚߛ߇ᧄޔታ⸽⹜㛎ߩ⁁߆ࠄ߽ߘߩ ߎߣ߇ુ߃ࠆޕᓟߩΆᢱ㔚ᳰᛛⴚߩ⊒ዷߣଔᩰߩ േะ߇ᵈ⋡ߐࠇࠆޕ ᧓=Ў? ȐǤǪǬǹǛ༓૰ƱƠƨ༓૰ᩓ൷ႆᩓ ǷǹȆȠƷЈщኺ҄٭ ෳ⠨ᢥ₂㩷 ෳ⠨ᢥ₂㩷 ㈬ᅑઁ㧦ዊⷙᮨࡃࠗࠝࠟࠬࡊࡦ࠻ߣᄤὼࠟ ࠬ૬↪ဳΆᢱ㔚ᳰ⊒㔚ࠪࠬ࠹ࡓߩ㐿⊒ޔ㕒ጟ⋵ 㕒ጟᎿᬺᛛⴚࡦ࠲⎇ⓥႎ๔ ╙ޔภޔ RR ㈬ᅑઁ㧦ࡔ࠲ࡦ⊒㉂߆ࠄߩࠛࡀ࡞ࠡ࿁ޔ ⓨ᳇⺞ⴡ↢Ꮏቇળޔ8QNޔ0QޔRR ㈬ᅑ㧦ዊⷙᮨࡃࠗࠝࠟࠬࡊࡦ࠻ߣᄤὼࠟࠬ૬ ↪ဳΆᢱ㔚ᳰࠪࠬ࠹ࡓ ࠎߌߞࠀߓߣߞޔ㑐᧲ ⚻ᷣ↥ᬺዪ 㧔⽷㧕⚻ᷣ↥ᬺ⺞ᩏળห✬㓸ޔ ᐕ ภޔRR ㈬ᅑઁ㧦ዊⷙᮨࡃࠗࠝࠟࠬࡊࡦ࠻ߣᄤὼࠟࠬ ૬↪ဳΆᢱ㔚ᳰ⊒㔚ࠪࠬ࠹ࡓߩ㐿⊒㨪ࡔ࠲ࡦ⊒ ㉂㚔㙃⹜㛎㨪ޔ㕒ጟ⋵㕒ጟᎿᬺᛛⴚࡦ࠲⎇ ⓥႎ๔ ╙ޔภޔRR ㈬ᅑઁ㧦ࡔ࠲ࡦ⊒㉂ߣΆᢱ㔚ᳰߦࠃࠆ↢ߏߺ ߆ࠄߩࠛࡀ࡞ࠡ࿁ࠪࠬ࠹ࡓߩ㐿⊒ ╙ޔ࿁ ࡃࠗࠝࡑࠬ⑼ቇળ⼏ 2 ⻢ㄉ㩷 ⻢ㄉ㩷 ᧄ⎇ⓥߪ ⁛ᣂࠛࡀ࡞ࠡ↥ᬺᛛⴚ✚ว㐿⊒ᯏ ᭴ 0'&1ߩഥᚑߦࠃࠅታᣉߒߡࠆޔߚ߹ޕ㕒ጟᏒ ┙ർㇱቇᩞ⛎㘩ࡦ࠲᧲ޔ㇌ൻᎿᑪ⸳ ᩣߦߏද ജ㗂ߊߣߣ߽ߦޔ㕒ጟᄢቇᎿቇㇱߩ㗇⮮㓷ᄦᢎߦ ᙣಾߥࠆߏഥ⸒ߣߏᜰዉࠍ㗂ߚޕ
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