JPH0790166B2 - Carbon dioxide fixed dumping device - Google Patents
Carbon dioxide fixed dumping deviceInfo
- Publication number
- JPH0790166B2 JPH0790166B2 JP2092115A JP9211590A JPH0790166B2 JP H0790166 B2 JPH0790166 B2 JP H0790166B2 JP 2092115 A JP2092115 A JP 2092115A JP 9211590 A JP9211590 A JP 9211590A JP H0790166 B2 JPH0790166 B2 JP H0790166B2
- Authority
- JP
- Japan
- Prior art keywords
- carbon dioxide
- seawater
- hydrate
- container
- dioxide hydrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims description 76
- 239000001569 carbon dioxide Substances 0.000 title claims description 38
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims description 38
- VTVVPPOHYJJIJR-UHFFFAOYSA-N carbon dioxide;hydrate Chemical compound O.O=C=O VTVVPPOHYJJIJR-UHFFFAOYSA-N 0.000 claims description 31
- 239000013535 sea water Substances 0.000 claims description 25
- 239000013505 freshwater Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000010792 warming Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- FRYDSOYOHWGSMD-UHFFFAOYSA-N [C].O Chemical compound [C].O FRYDSOYOHWGSMD-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Carbon And Carbon Compounds (AREA)
- Treating Waste Gases (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は二酸化炭素を固定化して投棄する装置に関し、
特に大気中の二酸化炭素の増大による地球の温暖化等の
環境破壊を防止するのに役にたつ装置に関する。The present invention relates to a device for immobilizing and discarding carbon dioxide,
In particular, the present invention relates to a device that is useful for preventing environmental destruction such as global warming due to an increase in carbon dioxide in the atmosphere.
発電所や一般産業用ボイラ等での化石燃料の燃焼によ
り、大気中の二酸化炭素濃度が増し、近年温室効果と呼
ばれている地球温暖化現象が問題視されることとなっ
た。この大気中の二酸化炭素の濃度の増加を防止するた
め二酸化炭素を大気に放出せずに投棄する方法、または
二酸化炭素を大気から回収した後投棄する方法として、
下記の方法が報告されている。Combustion of fossil fuels in power plants and boilers for general industries has increased the carbon dioxide concentration in the atmosphere, and in recent years, the global warming phenomenon called the greenhouse effect has become a problem. As a method of discarding carbon dioxide without releasing it to the atmosphere to prevent an increase in the concentration of carbon dioxide in the atmosphere, or as a method of discarding carbon dioxide after recovering it from the atmosphere,
The following methods have been reported.
１）二酸化炭素を海水に溶解させ海洋に投棄する。二酸
化炭素が溶解した海水は周囲の海水より比重が大きいた
め海洋底へ沈んでいく。1) Dissolve carbon dioxide in seawater and dump it in the ocean. Seawater in which carbon dioxide is dissolved has a higher specific gravity than the surrounding seawater and sinks to the ocean floor.
２）液体二酸化炭素と深さ3,000m以上の深海における温
度・圧力下では周囲の海水よりも比重が大きいため、液
体二酸化炭素として深海3,000m以上のところに投棄す
る。2) Liquid carbon dioxide and the specific gravity in the deep sea with a depth of 3,000 m or more under temperature and pressure are larger than the surrounding seawater.
前項に挙げた従来の方法１）では、二酸化炭素を溶解し
た海水は海洋での海水の流れにより広い範囲に拡散し、
海洋生物の生態系に影響を与えるおそれがある。また、
従来の方法２）では、二酸化炭素を液化し、さらにその
液体二酸化炭素を深海3,000m以上のところまで導くため
の大きな動力が必要であり、従来方法１）と同様に海洋
中に広く拡散するおそれもある。In the conventional method 1) listed in the previous section, seawater in which carbon dioxide is dissolved diffuses in a wide range due to the flow of seawater in the ocean,
May affect ecosystems of marine life. Also,
The conventional method 2) requires a large amount of power to liquefy the carbon dioxide and further guide the liquid carbon dioxide to a depth of 3,000 m or more in the deep sea, and like the conventional method 1), it may diffuse widely into the ocean. There is also.
以上の従来の技術水準に鑑み、本発明は燃焼排ガス中や
大気中から回収した二酸化炭素を海水中あるいは淡水中
に拡散することなく、また海洋生物の生態系に影響を与
えることなく、安全に安定的に二酸化炭素を固定させ、
海底や湖底に投棄沈降させることができる二酸化炭素固
定投棄装置を提供しようとするものである。In view of the above conventional state of the art, the present invention safely without carbon dioxide recovered from combustion exhaust gas or from the atmosphere into seawater or fresh water, and without affecting the ecosystem of marine organisms. Stablely fix carbon dioxide,
An object of the present invention is to provide a carbon dioxide fixed dumping device that can dump and settle on the sea floor or lake bottom.
本発明は二酸化炭素ハイドレイト生成可能な圧力、温度
条件下の海水又は淡水中に設置される装置であって、二
酸化炭素と海水又は淡水と接触させる容器と、生成した
二酸化炭素ハイドレイトを該容器外に排出させる排出手
段とよりなることを特徴とする二酸化炭素固定投棄装置
である。The present invention is a device installed in seawater or fresh water under pressure and temperature conditions capable of producing carbon dioxide hydrate, a container for contacting carbon dioxide and seawater or fresh water, and the container for producing carbon dioxide hydrate The carbon dioxide fixed dumping device is characterized by comprising a discharging means for discharging the carbon dioxide to the outside.
本発明装置は第３図に示す二酸化炭素ハイドレイト生成
に必要な圧力、温度条件下にある海水や淡水中等に設置
される。The apparatus of the present invention is installed in seawater or fresh water under the pressure and temperature conditions necessary for the production of carbon dioxide hydrate shown in FIG.
本発明装置を構成する二酸化炭素ハイドレイトの生成容
器に、二酸化炭素ハイドレイト生成に必要な圧力、温度
条件下の水（周囲の水でもよい）と二酸化炭素を供給し
て接触させることにより、二酸化炭素ハイドレイトを生
成させる。By supplying and contacting carbon dioxide (water may be ambient water) and carbon dioxide under the pressure and temperature conditions required for carbon dioxide hydrate generation, the carbon dioxide hydrate generating vessel constituting the device of the present invention can be contacted with carbon dioxide. Generates carbon hydrate.
二酸化炭素ハイドレイトは生成する際に生成熱を発生す
るが、容器壁を通して周囲に熱を逃すことができ、二酸
化炭素ハイドレイト生成に必要な温度条件を十分に維持
することができる。When carbon dioxide hydrate is generated, it generates heat of formation, but the heat can be released to the surroundings through the wall of the container, and the temperature condition necessary for carbon dioxide hydrate formation can be sufficiently maintained.
二酸化炭素ハイドレイトは固体であり、これが容器壁に
付着するのを防止するため、排出手段を必要とする。こ
の排出手段としてはスクリューの回転による手段または
二酸化炭素ハイドレイト生成用に供給する二酸化炭素や
水の圧力により二酸化炭素ハイドレイトを排出する手段
等が採用される。Carbon dioxide hydrate is a solid and requires an evacuation means to prevent it from sticking to the vessel wall. As the discharging means, a means by rotating a screw or a means for discharging carbon dioxide hydrate by the pressure of carbon dioxide or water supplied for generating carbon dioxide hydrate is adopted.
生成容器の排出口より排出された二酸化炭素ハイドレイ
トは周囲の海水や淡水よりも比重が大きいため海底や湖
底に沈降し堆積する。The carbon dioxide hydrate discharged from the discharge port of the production container has a larger specific gravity than the surrounding seawater and freshwater, and therefore sinks and accumulates on the seabed or lake bottom.
〔実施例１〕 本発明の一実施例の装置を第１図によって説明する。[Embodiment 1] An apparatus according to an embodiment of the present invention will be described with reference to FIG.
この実施例装置は第３図に示すところの、二酸化炭素ハ
イドレイト生成可能な圧力，温度条件下にある海水10の
中に置かれている。The apparatus of this embodiment is placed in the seawater 10 under the pressure and temperature conditions capable of producing carbon dioxide hydrate as shown in FIG.
二酸化炭素供給口２より容器１に連続的に供給される二
酸化炭素７は、容器１の周囲壁に複数設けられた注入口
３より注入された二酸化炭素ハイドレイト生成可能な圧
力、温度条件下の海水８と接触し、二酸化炭素ハイドレ
イト９を生成しながら排出口６へと移動する。生成した
二酸化炭素ハイドレイト９は固体であり、容器１の内壁
に付着するのを防止するため、モータ４により容器１の
内径寸法に近い径をもつスクリュー５を回転させ、二酸
化炭素ハイドレイト９を排出口６より装置外へ排出させ
る。The carbon dioxide 7 continuously supplied to the container 1 from the carbon dioxide supply port 2 is injected under the pressure and temperature conditions capable of producing carbon dioxide hydrate injected from the plurality of injection ports 3 provided in the peripheral wall of the container 1. It contacts the seawater 8 and moves to the discharge port 6 while generating carbon dioxide hydrate 9. The generated carbon dioxide hydrate 9 is solid, and in order to prevent the carbon dioxide hydrate 9 from adhering to the inner wall of the container 1, the screw 5 having a diameter close to the inner diameter of the container 1 is rotated by the motor 4 to remove the carbon dioxide hydrate 9. It is discharged from the discharge port 6 to the outside of the device.
二酸化炭素ハイドレイト生成時に発生する熱は、容器１
の壁を通じて周囲の海水に放出させる。装置外に排出さ
れた二酸化炭素ハイドレイトは周囲の海水よりも比重が
大きいため、沈降し海底に堆積する。The heat generated when carbon dioxide hydrate is generated is stored in the container 1
It is released into the surrounding seawater through the wall of. Carbon dioxide hydrate discharged to the outside of the equipment has a larger specific gravity than the surrounding seawater, so it sinks and deposits on the seabed.
容器の長さ及び径は、供給される二酸化炭素と海水の量
及び該装置の置かれている圧力、温度条件に基き設定さ
れており、二酸化炭素ハイドレイト生成に十分な長さ及
び径をもつようにされる。The length and diameter of the container are set based on the amount of carbon dioxide and seawater supplied and the pressure and temperature conditions in which the device is placed, and the length and diameter are sufficient to generate carbon dioxide hydrate. To be done.
この実施例装置の一具体例をあげると、内径（ｄ）100m
m、長さ（Ｌ）10mを水深250m、水温２℃の海水中に設置
し、10kg/Hの二酸化炭素と30kg/Hの海水を供給すること
により、供給した二酸化炭素は充分に二酸化炭素ハイド
レイトとなり、排出手段により海底に沈降、堆積した。As a specific example of the apparatus of this embodiment, the inner diameter (d) is 100 m.
By installing m and length (L) of 10 m in seawater with a water depth of 250 m and water temperature of 2 ° C and supplying 10 kg / H of carbon dioxide and 30 kg / H of seawater, the supplied carbon dioxide is sufficiently carbon dioxide hide. It became a late rate and was deposited and deposited on the seabed by the discharge means.
〔実施例２〕 本発明の他の実施例の装置を第２図によって説明する。[Embodiment 2] An apparatus according to another embodiment of the present invention will be described with reference to FIG.
圧送された二酸化炭素７と海水又は淡水８は容器１内に
て混合される。容器１は第３図に示すところの、二酸化
炭素ハイドレイト９が生成可能な圧力、温度条件下にあ
る海水又は淡水10中に置かれる。二酸化炭素ハイドレイ
ト９は固体であり、容器１の内壁に付着した場合、供給
する二酸化炭素７及び海水及び淡水８の圧力により容器
１より排出される。The pressure-fed carbon dioxide 7 and seawater or fresh water 8 are mixed in the container 1. The container 1 is placed in seawater or fresh water 10 under the pressure and temperature conditions capable of producing carbon dioxide hydrate 9, as shown in FIG. The carbon dioxide hydrate 9 is solid, and when it adheres to the inner wall of the container 1, the carbon dioxide hydrate 9 is discharged from the container 1 by the pressure of the supplied carbon dioxide 7 and seawater and fresh water 8.
容器１の長さ及び径は供給される二酸化炭素７と海水又
は淡水８の量及び該装置の置かれている圧力、温度条件
に基き設定されており、二酸化炭素ハイドレイト生成に
十分な長さ及び径をもつようにされる。The length and diameter of the container 1 are set based on the amount of supplied carbon dioxide 7 and seawater or fresh water 8 and the pressure and temperature conditions in which the device is placed, and are long enough to generate carbon dioxide hydrate. And have a diameter.
装置外に排出された二酸化炭素ハイドレイトは、周囲の
海水よりも比重が大きいため沈降し海底に堆積する。The carbon dioxide hydrate discharged to the outside of the equipment has a specific gravity higher than that of the surrounding seawater, and therefore sinks and deposits on the seabed.
１）化石燃料の燃焼等により発生する二酸化炭素の大気
放出は、温暖化現象等の地球環境破壊に通じるが、燃焼
排ガス等より回収した二酸化炭素を、本発明の装置によ
って二酸化炭素ハイドレイトに変えることにより、安定
的に固定し投棄することができるようになり、地球環境
破壊防止上効果大である。1) Although atmospheric release of carbon dioxide generated by combustion of fossil fuels leads to global environmental destruction such as global warming phenomenon, carbon dioxide recovered from combustion exhaust gas is converted into carbon dioxide hydrate by the device of the present invention. By doing so, it becomes possible to stably fix and dump, which is very effective in preventing global environmental damage.
２）二酸化炭素の処理量に応じて、装置の大きさや数を
設定でき、また連続的に二酸化炭素ハイドレイトを生成
させることができるので二酸化炭素の大量処理に適す
る。2) The size and number of devices can be set according to the amount of carbon dioxide to be processed, and since carbon dioxide hydrate can be continuously generated, it is suitable for large-scale processing of carbon dioxide.
３）本発明装置は移動可能であり、二酸化炭素ハイドレ
イトの貯蔵あるいは投棄場所（たとえば海中）で稼動さ
せることができる。3) The device of the present invention is mobile and can be operated at the storage or dumping place of carbon dioxide hydrate (for example, in the sea).
第１図及び第２図は本発明の実施例に係る装置の概略
図、第３図は二酸化炭素ハイドレイトが生成するのに必
要な温度、圧力の条件を示す図表である。1 and 2 are schematic views of the apparatus according to the embodiment of the present invention, and FIG. 3 is a table showing conditions of temperature and pressure necessary for producing carbon dioxide hydrate.
Claims (1)
温度条件下の海水又は淡水中に設置される装置であっ
て、二酸化炭素と海水又は淡水と接触させる容器と、生
成した二酸化炭素ハイドレイトを該容器外に排出させる
排出手段とよりなることを特徴とする二酸化炭素固定投
棄装置。1. A pressure capable of generating carbon dioxide hydrate,
A device installed in seawater or freshwater under temperature conditions, comprising a container for contacting carbon dioxide with seawater or freshwater, and a discharge means for discharging generated carbon dioxide hydrate outside the container. Fixed carbon dioxide dumping equipment.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2092115A JPH0790166B2 (en) | 1990-04-09 | 1990-04-09 | Carbon dioxide fixed dumping device |
| DE69015326T DE69015326T2 (en) | 1989-11-21 | 1990-11-20 | Method for fixing carbon dioxide and device for treating carbon dioxide. |
| EP90250288A EP0429154B1 (en) | 1989-11-21 | 1990-11-20 | Method for the fixation of carbon dioxide and apparatus for the treatment of carbon dioxide |
| CA002030391A CA2030391C (en) | 1989-11-21 | 1990-11-20 | Method for the fixation of carbon dioxide, apparatus for fixing and disposing carbon dioxide, and apparatus for the treatment of carbon dioxide |
| KR1019900018896A KR930008446B1 (en) | 1989-11-21 | 1990-11-21 | Method of fixing carbon dioxide and apparatus for dumping carbon dioxide and apparatus for treating carbon dioxide |
| US07/790,148 US5304356A (en) | 1989-11-21 | 1991-11-08 | Method for the fixation of carbon dioxide, apparatus for fixing and disposing carbon dioxide, and apparatus for the treatment of carbon dioxide |
| US08/028,602 US5364611A (en) | 1989-11-21 | 1993-03-08 | Method for the fixation of carbon dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2092115A JPH0790166B2 (en) | 1990-04-09 | 1990-04-09 | Carbon dioxide fixed dumping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03293029A JPH03293029A (en) | 1991-12-24 |
| JPH0790166B2 true JPH0790166B2 (en) | 1995-10-04 |
Family
ID=14045438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2092115A Expired - Fee Related JPH0790166B2 (en) | 1989-11-21 | 1990-04-09 | Carbon dioxide fixed dumping device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0790166B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4771532B2 (en) | 2006-02-01 | 2011-09-14 | オンセミコンダクター・トレーディング・リミテッド | Echo prevention circuit and digital signal processing circuit |
| KR102478612B1 (en) * | 2020-12-21 | 2022-12-16 | 울산과학기술원 | Apparatus for CO2 hydrate generating and storing and Method for same the using |
-
1990
- 1990-04-09 JP JP2092115A patent/JPH0790166B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03293029A (en) | 1991-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |