Evolution of geothermal systems of Merapi-Ungaran volcanic chain and geothermal resource assessment

• Project/Area Number: 17404024
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 海外学術
• Research Field: Earth system and resources enginnering
• Research Institution: Kyushu University
• Principal Investigator: EHARA Sachio Kyushu University, 大学院・工学研究院, 教授 (10002346)
• Co-Investigator(Kenkyū-buntansha): ITOI Ryuuichi 九州大学, 大学院・工学研究院, 教授 (50108768) ; FUJIMITSU Yasuhiro 九州大学, 大学院・工学研究院, 准教授 (10264095) ; IMAI AKIRA 九州大学, 大学院・工学研究院, 准教授 (90223304) ; NISHIJIMA Jun 九州大学, 大学院・工学研究院, 助教 (40315114)
• Research Collaborator: UDI Harmoko 九州大学, 大学院・工学府, 大学院生 ; AGUS Setyawan 九州大学, 大学院・工学府, 大学院生 ; ARARAGI Kohtaro 九州大学, 大学院・工学府, 大学院生 ; NAGASE Daisuke 九州大学, 大学院・工学府, 大学院生 ; WAHYUDI インドネシア・ガジャマダ大学, 理学部, 講師
• Project Period (FY): 2005 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥14,550,000 (Direct Cost: ¥12,600,000、Indirect Cost: ¥1,950,000); Fiscal Year 2008: ¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000); Fiscal Year 2007: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000); Fiscal Year 2006: ¥2,200,000 (Direct Cost: ¥2,200,000); Fiscal Year 2005: ¥3,900,000 (Direct Cost: ¥3,900,000)
• Keywords: メラピ火山 / メルバブ火山 / ウンガラン火山 / 地熱系発達 / 熱水系 / 重力構造解析 / 地熱系モデリング / 地熱資源量評価 / 側方流動 / 地熱系モヂリング / テロモヨ火山

Research Abstract

インドネシア・ジャワ島中央部にある、火山弧に直交する方向に直線的に並ぶ3つの火山、メラピ火山、メルバブ火山およびウンガラン火山において、地球物理学的、地球化学的、および地質学的調査を行い、活動年代、地下構造を解明するとともに、火山体内に発達する熱水系(熱と水の流れのシステム)をコンピュータを使って定量的に解明した。さらに、熱水系が十分発達しているウンガラン火山に関しては、地熱資源量評価を行い、地熱発電(電気出力 : 2~40MW)が可能な資源量が存在していることを明らかにした。

Research Products

• [Journal Article] The gravity anomaly of Ungaran volcano, Indonesia : Analysis and interpretation (2009)
  • Author(s): Setyawan, A., Ehara, S., Fujimitsu, Y., Nishijima, J. Saibi, H., and Aboud, E.
  • Journal Title: Jour. Geotherm. Res. Soc. Japan Vol.31, No.2(掲載決定済)
  • NAID: 10024926696
  • Peer Reviewed
• [Journal Article] Assessment of geothermal potential at Ungaran volcano (2009)
  • Author(s): Setyawan, A., Ehara, S., Fujimitsu, Y. and Saibi, H.
  • Journal Title: Indonesia deduced from numerical analysis Proceedings, Thirty-Fourth Workshop on Geothermal Reservoir Engineering, Stanford University, California, USA SGP-TR-187 Pages: 94-98
  • Peer Reviewed
• [Journal Article] Assessment of geothermal potential at Ungaran volcano. Indonesia deduced from numerical analysis (2009)
  • Author(s): Setyawan, et al.
  • Journal Title: Proc. Thirty-Fourth Workshop on Geothermal Reservoir Engineering, Stanford University Pages: 94-99
  • Peer Reviewed
• [Journal Article] Integrated geophysical surveys of Ungaran volcano : Understanding the hydrothermal system (2008)
  • Author(s): Setyawan, A., Ehara, S., Fujimitsu, Y., Nishijima, J., Fukuoka, K. and Saibi, H.
  • Journal Title: The 2^<nd> International Workshop and Conference on Earth Resource Technology : Stepping towards Sustainable Mining Metallurgical and Petroleum Technology Development, Churalongkorn University, Bangkok, Thailand Pages: 14-19
• [Journal Article] Relationship between the locations of hot springs and the deduced subsurface structure from gravity data analysis in Ungaran volcano (2008)
  • Author(s): Saibi, H., Setyawan, A., Aboud E., Barianto, D., Nishijima, J. and Ehara, S.
  • Journal Title: Indonesia, Proceedings of 30^<th> New Zealand Geothermal Workshop 2008 Pages: 167-173
  • Peer Reviewed
• [Journal Article] (2008)
  • Author(s): Setyawan, A., Ehara, S., and Fujimitsu, Y.
  • Journal Title: Proceedings of International Symposium on Earth Science and Technology 2008 Pages: 695-702
  • Peer Reviewed
• [Journal Article] Integrated geophysical surveys of Ungaran volcano : Understanding the hydrothermal system (2008)
  • Author(s): Setyawan, et al.
  • Journal Title: Proc. 2^<nd> International Workshop and Conference on Earth Resource Technology Pages: 14-19
• [Journal Article] Relation between the locations of hot springs and the deduced subsurface structure from gravity data analysis in Ungaran volcano (2008)
  • Author(s): Saibi, et al.
  • Journal Title: Proc. 30^<th> New Zealand Geothermal Workshop 30 Pages: 167-173
  • Peer Reviewed
• [Journal Article] Shallow ground temperature anomaly and thermal structure of Merapi volcano (2007)
  • Author(s): Udi, Harmoko, Fujimitsu, Y. and Ehara, S.
  • Journal Title: Central Java, Indonesia, Jour Geotherm. Res., Soc. Japan Vol.29, No.1 Pages: 25-37
• [Journal Article] (2007)
  • Author(s): Setyawan, A., Ehara, S., Nishijima, J., Saibi, H. and Wahyudi
  • Journal Title: Proceedings of International Workshop on Earth Resources Technology 2007 Pages: 41-45
• [Journal Article] Geophysical investigations of Ungaran volcano, central Java (2007)
  • Author(s): Fujimitsu, Y., Setyawan, A., Fukuoka, K., Nishijima, J., Ehara, S. and Saibi , H.
  • Journal Title: Indonesia, Proceedings of 29^<th> New Zealand Geothermal Workshop 2007 (CD-ROM)
  • Peer Reviewed
• [Journal Article] (2007)
  • Author(s): Setyawan, A., Nishijima, J., Saibi, H., Aboud, E. and Ehara, S.
  • Journal Title: Proceedings of 5^<th> International Symposium on Earth Science and Technology Pages: 131-138
  • Peer Reviewed
• [Journal Article] Gravity Study of Ungaran Volcano,Central Java,Indonesia (2007)
  • Author(s): A.Setyawan, S.Ehara, J.Nishijima, et. al.
  • Journal Title: Proceedings of Int.Workshop on Earth Resources Technology Pages: 42-45
  • Peer Reviewed
• [Journal Article] Numerical Study of Pressurization Process in a Magma Reservoir with Cristalization and Volatile Exsolution (2007)
  • Author(s): M.Matsumoto, S.Ehara, and Y.FujimitSu
  • Journal Title: Proceedings of Int.Workshop on Earth Resources Technology Pages: 85-91
  • Peer Reviewed
• [Journal Article] Geophysical Investigations of Ungaran Volcano, Centxal Java,Indonesia (2007)
  • Author(s): Y.Tujimitsu, A.Setyawan, K.Fukuoka, J.Nishijima, S.Ehara and H.Saibi
  • Journal Title: Proceedings of 29^<th> New Zealand Ceothermal Workshop2007 (CD-ROM)
  • Peer Reviewed
• [Journal Article] Shallow ground temperature anomaly and thermal structure of Merapi volcano, central Java, Indonesia (2006)
  • Author(s): Udi Harmoko, Y.Fujimitsu, S.Ehara
  • Journal Title: Journal of Geothermal Research Society of Japan Vo. 29, No. 1 Pages: 25-37
  • NAID: 10018729196
• [Journal Article] Preliminary study of hydrothermal system of Ungaran Volcano inferred from geophysical surveys (2006)
  • Author(s): A.Setyawan, S.Ehara, Y.Fujimitsu, J.Nishijima, K.Fukuoka, Wahyudi
  • Journal Title: Proceedings of 4^<th> International Workshop on Earth Science and Technology Pages: 163-168
• [Journal Article] Geological and geochemical study on the Ungaran geothermal field, central Java, Indonesia : An interpretation in genesis and nature of geothermal water and heat source (2006)
  • Author(s): Y.Kohno, S.Taguchi, H.Agung, U.Pri, A.Imai, K.Watanabe
  • Journal Title: Proseedings of 4^<th> Iternational Workshop on Earth Science and Technology Pages: 367-374
• [Journal Article] 地熱系熱源としてのマグマ溜りの冷却過程の数値的検討-数値モデルの提案と初期冷却状態の解析- (2006)
  • Author(s): 松本光央, 江原幸雄, 藤光康宏, 西島潤
  • Journal Title: 日本地熱学会誌 28巻4号 Pages: 413-430
• [Journal Article] Numerical study of pressure change in a crystallizing, volatile-saturated magma reservoir causing eruption (2006)
  • Author(s): M.Matsumoto, S.Ehara
  • Journal Title: Proceedings of 4^<th> International Workshop on Earth Science and Technology Pages: 383-390
• [Journal Article] The hydrothermal system of Merapi volcano, central Java, Indonesia (2005)
  • Author(s): Udi Harmoko, Ehara, S., Fujimitsu Y
  • Journal Title: Proc.3^<rd> International Workshop on Earth Science and Technology Pages: 251-258
• [Journal Article] Thermal evolution study of Merapi volcano correlating to the present seismic activity (2005)
  • Author(s): Udi Harmoko, Ehara, S., Fujimitsu Y
  • Journal Title: 2005 Annual Meeting Abstracts of Geothermal Research Society of Japan
• [Journal Article] インドネシア中央ジャワ・ウンガラン地熱地域の地球物理学的調査(その2) (2005)
  • Author(s): 福岡晃一郎, 江原幸雄, 藤光康宏, 西島 潤, ウデ ハルモコ
  • Journal Title: 日本地熱学会平成17年学術講演会講演要旨集
• [Journal Article] Hydrothermal system of the Ungaran Geothermal Area, Indonesia inferred from geochemical study (2005)
  • Author(s): N.K.Phuong, Hendrayana, H., Harijoko, A., Itoi, R., Unoki, R.
  • Journal Title: Proc.3^<rd> International Workshop on Earth Science and Technology Pages: 19-28
• [Presentation] Assessment of geothermal potential at Ungaran volcano, Indonesia deduced from numerical analysis (2009)
  • Author(s): Setyawan, A., Ehara, S., Fujimitsu, Y., and Saibi, H.
  • Organizer: Thirty-Fourth Workshop on Geothermal Reservoir Engineering Stanford University, California, USA
  • Place of Presentation: Stanford University, California, USA
• [Presentation] Assessment of geothermal potential at Ungaran volcano, Indonesia deduced from numerical analysis (2009)
  • Author(s): Saibi Hakim
  • Organizer: Thirty-Fourth Workshop on Geothermal Reservoir Engineering
  • Place of Presentation: スタンフォード大学、アメリカ合衆国
• [Presentation] The 2^<nd> International Workshop and Conference on Earth Resource Technology : Stepping towards Sustainable Mining (2008)
  • Author(s): Setyawan, A., Ehara, S., Fujimitsu, Y., Nishijima, J., Fukuoka, K. and Saibi, H.
  • Organizer: Metallurgical and Petroleum Technology Development
  • Place of Presentation: Chulalonkorn University, Bangkok, Thailand
• [Presentation] 火山の熱水系と浅層地温・浅層土壌ガス (2008)
  • Author(s): 江原幸雄、藤光康宏、福岡晃一郎、蘭幸太郎
  • Organizer: 日本地球惑星科学連合2008年大会
  • Place of Presentation: 幕張
• [Presentation] 九重火山における土壌二酸化炭素濃度測定及びインドネシア、メラピ・メルバブ・ウンガラン火山との比較 (2008)
  • Author(s): 蘭幸太郎、江原幸雄、藤光康宏、西島 潤、福岡晃一郎、Setyawan A., Udi, H., 山城理恵、糸井龍一、齋藤政城
  • Organizer: 日本地熱学会平成20年学術講演会
  • Place of Presentation: 金沢
• [Presentation] Numerical model of hydrothermal system at Ungaran volcano (2008)
  • Author(s): Setyawan, A., Ehara, S., and Fujimitsu, Y.
  • Organizer: central Java, Indonesia
  • Place of Presentation: Fukuoka, Japan
• [Presentation] Processing and Interpretation of Gravity Data for Ungaran Volcano,Central Java,Indonesia (2007)
  • Author(s): A.Setyawan, H.Saibi, J.Nishijima, E.Aboud and S.Ehara
  • Organizer: 日本地熱学会平成19年学術講演会
  • Place of Presentation: 茨城県つくば市
  • Year and Date: 2007-11-28
• [Presentation] Gravity study of Ungaran volcano, central Java, Indonesia (2007)
  • Author(s): Setyawan, A., Ehara, S., Nishijima, J., Saibi, H. and Wahyudi
  • Organizer: International Workshop on Earth Resources Technology
  • Place of Presentation: Fukuoka, Japan
• [Presentation] インドネシア・ジャワ島中部ウンガラン火山熱水系の地球物理学的調査 (2007)
  • Author(s): 藤光康宏、福岡晃一郎、江原幸雄、西島 潤
  • Organizer: 日本地球惑星科学連合2007年合同大会
  • Place of Presentation: 幕張
• [Presentation] Geophysical investigations of Ungaran volcano, central Java, Indonesia (2007)
  • Author(s): Fujimitsu, Y., Setyawan, A., Fukuoka, K., Nishijima, J., Ehara, S. and Saibi, H.
  • Organizer: 29^<th> New Zealand Geothermal Workshop
  • Place of Presentation: Taupo, New Zealand
• [Presentation] Processing and interpretation of gravity data for Ungaran volcano (2007)
  • Author(s): Setyawan, A., Saibi, H., Nishijima, J., Aboud E. and Ehara, S.
  • Organizer: central Java, Indonesia, 日本地熱学会平成19年学術講演会
  • Place of Presentation: 東京
• [Presentation] Structure of Ungaran volcano from gravity data (2007)
  • Author(s): Setyawan, A., Nishijima, J., Saibi, H., Aboud, E. and Ehara, S.
  • Organizer: 5^<th> International Symposium on Earth Science and Technology
  • Place of Presentation: Fukuoka, Japan
• [Presentation] Subsurface structure imaging of Ungaran volcano (2006)
  • Author(s): Setyawan, A., Nishijima, J., Fukuoka, K., Fujimitsu, Y. and Ehara, S.
  • Organizer: Indonesia based on geophysical surveys, 日本地熱学会平成18年日本学術講演会
  • Place of Presentation: 福島
• [Presentation] (2006)
  • Author(s): Setyawan, A., Ehara, S., Fujimitsu, Y., Nishijima, J., Fukuoka, K., and Wahyudi
  • Organizer: 4^<th> International Workshop on Earth Science and Technology
  • Place of Presentation: Fukuoka, Japan
• [Presentation] インドネシア中央ジャワ・ウンガラン地熱地域の地球物理学的調査(その2) (2005)
  • Author(s): 福岡晃一郎、江原幸雄、藤光康宏、西島 潤、Udi Harmoko
  • Organizer: 日本地熱学会平成17年学術講演会
  • Place of Presentation: 東京
• [Presentation] The hydrothermal study of Merapi volcano (2005)
  • Author(s): Udi Harmoko, Ehara, S. Fujimitsu, Y.
  • Organizer: central Java, Indonesia, 3^<rd> International Workshop on Earth Science and Technology
  • Place of Presentation: Fukuoka, Japan