JP3908780B1 - 二酸化炭素溶解水による水溶性天然ガスの回収方法 - Google Patents
二酸化炭素溶解水による水溶性天然ガスの回収方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 10
- 238000005380 natural gas recovery Methods 0.000 title description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 124
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- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 33
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- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/005—Waste disposal systems
- E21B41/0057—Disposal of a fluid by injection into a subterranean formation
- E21B41/0064—Carbon dioxide sequestration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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Abstract
【解決手段】生産井5よりも構造下位に設けられた圧入井4から地層水2が存在する貯留層に、地層水2よりも高密度のCO2溶解水3を圧入し、このCO2溶解水3により地層水2を生産井5に向けて押し上げる。このとき、貯留層内の圧力が静水圧になるように、CO2溶解水3の圧入量と地層水2の汲み上げ量とを調節する。次に、生産井5から汲み上げた地層水2を、水溶性天然ガス12とかん水13とに分離し、更に、かん水13からヨウ素を回収する。そして、ヨウ素回収後のかん水は、CO2を混合してCO2溶解3水として再利用する。
【選択図】図1
Description
2 地層水
3 CO2溶解水
4 圧入井
5 生産井
6、7 ポンプ
8 CO2排出源
9 CO2タンク
10 ミキサー
11 セパレーター
12 水溶性天然ガス
13 かん水
14 ガスタンク
15 ヨウ素分離装置
16 かん水タンク
17 CO2パイプライン
18 ガスパイプライン
19 還元水パイプライン
20 地層水2とCO2溶解水3との境界面
21 ガラス管
22 ビーズ
23、25 塩水
24、26 真水
27 注射器
Claims (1)
- 地表下に存在する地層水から水溶性天然ガス及びヨウ素を回収する方法であって、
生産井よりも構造下位に設けられた圧入井から前記地層水が存在する貯留層に二酸化炭素溶解水を圧入し、この二酸化炭素溶解水が前記地層水よりも高密度であることを利用して、前記二酸化炭素溶解水により前記地層水を前記生産井に向けて押し上げる工程と、
前記生産井から前記地層水を汲み上げ、水溶性天然ガスとかん水とに分離する工程と、
前記かん水からヨウ素を回収する工程と、
ヨウ素回収後のかん水に二酸化炭素を混合し、前記二酸化炭素溶解水とする工程とを有し、
前記二酸化炭素溶解水の圧入量と前記地層水の汲み上げ量とを調節して、前記貯留層内の圧力を静水圧に保持することを特徴とする二酸化炭素溶解水による水溶性天然ガスの回収方法。
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JP3908780B1 true JP3908780B1 (ja) | 2007-04-25 |
JP2008082023A JP2008082023A (ja) | 2008-04-10 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009071001A1 (fr) * | 2007-11-30 | 2009-06-11 | Institute Of Rock And Soil Mechanics, Chinese Academy Of Sciences | Procédé de stockage souterrain de dioxyde de carbone basé sur l'auto-séparation d'un mélange de fluide |
CN102481540A (zh) * | 2009-08-12 | 2012-05-30 | 东京瓦斯株式会社 | 储存物质的储存装置及储存物质的储存方法 |
CN113062712A (zh) * | 2021-04-13 | 2021-07-02 | 太原理工大学 | 一种深部地层封存co2生物防逸散方法 |
CN115541821A (zh) * | 2022-09-23 | 2022-12-30 | 清华大学 | 海底二氧化碳封存、监测和预警一体化模拟装置和方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5133785B2 (ja) * | 2008-06-05 | 2013-01-30 | 合同資源産業株式会社 | 天然ガスの地上湧出抑制システム |
JP2009293308A (ja) * | 2008-06-06 | 2009-12-17 | Kansai Electric Power Co Inc:The | ケーシングボーリング工法およびケーシングボーリング装置 |
AU2009280540B2 (en) * | 2008-08-14 | 2013-06-13 | Tokyo Gas Co., Ltd. | Storing device for stored substance and method for storing stored substance |
CN102348614A (zh) * | 2009-03-11 | 2012-02-08 | 莫里斯·B·杜西奥尔特 | 用于在地质构造中埋存流体的方法 |
NO333942B1 (no) * | 2010-07-01 | 2013-10-28 | Statoil Petroleum As | Fremgangsmåter for lagring av karbondioksidsammensetninger i geologiske undergrunnsformasjoner og anordninger for bruk i slike fremgangsmåter |
JP5706713B2 (ja) * | 2011-02-24 | 2015-04-22 | 一般財団法人電力中央研究所 | 油ガス田からの残留原油回収方法 |
JP6043458B1 (ja) * | 2016-10-17 | 2016-12-14 | 弘志 小山 | 天然ガス採取方法 |
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2006
- 2006-09-27 JP JP2006262960A patent/JP3908780B1/ja active Active
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009071001A1 (fr) * | 2007-11-30 | 2009-06-11 | Institute Of Rock And Soil Mechanics, Chinese Academy Of Sciences | Procédé de stockage souterrain de dioxyde de carbone basé sur l'auto-séparation d'un mélange de fluide |
CN102481540A (zh) * | 2009-08-12 | 2012-05-30 | 东京瓦斯株式会社 | 储存物质的储存装置及储存物质的储存方法 |
CN102481540B (zh) * | 2009-08-12 | 2016-01-20 | 东京瓦斯株式会社 | 储存物质的储存装置及储存物质的储存方法 |
CN113062712A (zh) * | 2021-04-13 | 2021-07-02 | 太原理工大学 | 一种深部地层封存co2生物防逸散方法 |
CN113062712B (zh) * | 2021-04-13 | 2022-04-12 | 太原理工大学 | 一种深部地层封存co2生物防逸散方法 |
CN115541821A (zh) * | 2022-09-23 | 2022-12-30 | 清华大学 | 海底二氧化碳封存、监测和预警一体化模拟装置和方法 |
CN115541821B (zh) * | 2022-09-23 | 2023-04-14 | 清华大学 | 海底二氧化碳封存、监测和预警一体化模拟装置和方法 |
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