JP2021011685A - 二酸化炭素の地下貯留方法 - Google Patents
二酸化炭素の地下貯留方法 Download PDFInfo
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Abstract
Description
1a 地表面
3 二酸化炭素
4 気密シート
5 透水性の低い土(透水性の低い材料)
16 ケーシングパイプ
Claims (6)
- 砂質系地盤中に二酸化炭素を貯留する二酸化炭素の地下貯留方法であって、
前記砂質系地盤中の間隙に相当する量の二酸化炭素を、前記砂質系地盤に貫入したケーシングパイプを介して前記砂質系地盤中の間隙に注入することを特徴とする二酸化炭素の地下貯留方法。 - 請求項1記載の二酸化炭素の地下貯留方法であって、
前記砂質系地盤の地表面付近には、前記ケーシングパイプを介して圧縮空気を注入することを特徴とする二酸化炭素の地下貯留方法。 - 請求項1または2記載の二酸化炭素の地下貯留方法であって、
前記砂質系地盤中の硬質地層に前記ケーシングパイプを貫入する際は、掘削水として炭酸水を使用することを特徴とする二酸化炭素の地下貯留方法。 - 請求項1〜3のいずれか1項に記載の二酸化炭素の地下貯留方法であって、
前記砂質系地盤中に前記二酸化炭素を注入した施工後の地表面を気密シート或いは透水性の低い材料で覆うことを特徴とする二酸化炭素の地下貯留方法。 - 請求項1〜4のいずれか1項に記載の二酸化炭素の地下貯留方法であって、
前記砂質系地盤中に前記ケーシングパイプ内の砂を圧縮空気を使用しながら排出する工法を活用し、前記圧縮空気の代わりに圧縮された二酸化炭素を使用することを特徴とする二酸化炭素の地下貯留方法。 - 請求項1〜5のいずれか1項に記載の二酸化炭素の地下貯留方法であって、
前記ケーシングパイプより大気中に排気された二酸化炭素を回収して再利用することを特徴とする二酸化炭素の地下貯留方法。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03177311A (ja) * | 1989-12-04 | 1991-08-01 | Mitsubishi Heavy Ind Ltd | 二酸化炭素の固定化法 |
JP2012031650A (ja) * | 2010-07-30 | 2012-02-16 | Mitsubishi Materials Techno Corp | 地化学サンプラー |
JP2012206103A (ja) * | 2011-03-30 | 2012-10-25 | Research Institute Of Innovative Technology For The Earth | 貯留物質の貯留装置および貯留方法 |
JP2016016348A (ja) * | 2014-07-07 | 2016-02-01 | 鹿島建設株式会社 | 二酸化炭素貯留用地中構造体 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH03177311A (ja) * | 1989-12-04 | 1991-08-01 | Mitsubishi Heavy Ind Ltd | 二酸化炭素の固定化法 |
JP2012031650A (ja) * | 2010-07-30 | 2012-02-16 | Mitsubishi Materials Techno Corp | 地化学サンプラー |
JP2012206103A (ja) * | 2011-03-30 | 2012-10-25 | Research Institute Of Innovative Technology For The Earth | 貯留物質の貯留装置および貯留方法 |
JP2016016348A (ja) * | 2014-07-07 | 2016-02-01 | 鹿島建設株式会社 | 二酸化炭素貯留用地中構造体 |
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