JPS6369527A - Waste heat recovering method in carbon dioxide removing method by ion exchange resin - Google Patents
Waste heat recovering method in carbon dioxide removing method by ion exchange resinInfo
- Publication number
- JPS6369527A JPS6369527A JP61211390A JP21139086A JPS6369527A JP S6369527 A JPS6369527 A JP S6369527A JP 61211390 A JP61211390 A JP 61211390A JP 21139086 A JP21139086 A JP 21139086A JP S6369527 A JPS6369527 A JP S6369527A
- Authority
- JP
- Japan
- Prior art keywords
- steam
- ion exchange
- exchange resin
- carbon dioxide
- air
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 239000003456 ion exchange resin Substances 0.000 title claims abstract description 16
- 229920003303 ion-exchange polymer Polymers 0.000 title claims abstract description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims description 44
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims description 23
- 239000001569 carbon dioxide Substances 0.000 title claims description 20
- 239000002918 waste heat Substances 0.000 title claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 230000008929 regeneration Effects 0.000 claims abstract description 21
- 238000011069 regeneration method Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 239000003570 air Substances 0.000 claims description 44
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 239000012080 ambient air Substances 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000004378 air conditioning Methods 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000003957 anion exchange resin Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000000746 purification Methods 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
閉鎖空間における環境大気中から炭酸ガス（ＣＯ，）を
吸収し、これを除去するための炭酸ガス吸収剤として弱
塩基性陰イオン交換樹脂（通称：固体アミン樹脂）を利
用した装置において、この樹脂再生用熱エネルギーの供
給は蒸気による加熱によって行うが、本発明はこの再生
加熱に使用した廃熱、の回収方法に関するものである。Detailed Description of the Invention (Industrial Application Field) Weakly basic anion exchange resin ( In an apparatus using a solid amine resin (commonly known as a solid amine resin), thermal energy for resin regeneration is supplied by heating with steam, and the present invention relates to a method for recovering waste heat used for this regeneration heating.
（従来技術）
イオン交換樹脂を利用した炭酸ガス除去装置のうち、従
来型の場合、加熱再生工程中に反応器の内部に残留した
熱量は、ＣＯ□吸収工程に移行した際に通気される浄化
空気の流れによって閉鎖空間に放熱されるか、或は空気
調和用の冷却器を経由し廃熱として系外に放出される事
となる。このため熱エネルギーの徹底した利用が図られ
ていない欠点があった。(Prior art) In the conventional type of carbon dioxide removal equipment using ion exchange resin, the amount of heat remaining inside the reactor during the heating regeneration process is removed by purification through ventilation when the process moves to the CO□ absorption process. The heat is radiated into the closed space by the flow of air, or it is released outside the system as waste heat via an air conditioning cooler. For this reason, there was a drawback that thorough utilization of thermal energy was not achieved.
（発明により解決しようとする問題点）この問題を解決
するため、熱交換器を利用して浄化空気により搬出され
る廃熱を水蒸気発生用給水の加熱用として熱交換し、給
水加熱用に供する事で廃熱回収を行なおうとするもので
ある。(Problem to be Solved by the Invention) In order to solve this problem, a heat exchanger is used to heat-exchange the waste heat carried out by purified air for heating the feed water for steam generation, and the heat exchanger is used to heat the feed water. This is an attempt to recover waste heat.
（発明による解決手段）
送風機によって送られる環境大気を内部にイオン交換樹
脂を充填した反応器に送って大気中の炭酸ガスを吸収す
る吸収工程と、蒸気源から送られる蒸気加熱によってイ
オン交換樹脂を再生する再生工程とからなる炭酸ガス除
去方法において、蒸気用の給水管を浄化空気出口管を通
る浄化空気と熱交換させて予熱したのち給水するように
したことを特徴とする。(Solving Means by the Invention) An absorption step in which ambient air sent by a blower is sent to a reactor filled with ion exchange resin to absorb carbon dioxide from the air, and an ion exchange resin is heated by steam sent from a steam source. The carbon dioxide removal method comprising a regeneration step is characterized in that water is supplied after preheating a steam water supply pipe by exchanging heat with purified air passing through a purified air outlet pipe.
（実施例）
図に基いて説明する。１は送風機で、これにより炭酸ガ
スを多量に含有した処理空気を炭酸ガス除去装置に送風
する。２は処理空気分配管、３は処理空気入口弁、４は
イオン交換樹脂層５を有する反応器である。６は浄化空
気集合管、７は浄化空気出口弁である。８は蒸気源、９
は再生用蒸気供給管で、肢管により再生工程時に再生用
水蒸気を反応器４内のイオン交換樹脂層５へ供給する。(Example) This will be explained based on the drawings. Reference numeral 1 denotes a blower, which blows treated air containing a large amount of carbon dioxide gas to the carbon dioxide removal device. 2 is a treated air distribution pipe, 3 is a treated air inlet valve, and 4 is a reactor having an ion exchange resin layer 5. 6 is a purified air collecting pipe, and 7 is a purified air outlet valve. 8 is a steam source, 9
is a regeneration steam supply pipe, and a limb pipe supplies regeneration steam to the ion exchange resin layer 5 in the reactor 4 during the regeneration process.
１０は炭酸ガス排出管で、肢管を通して再生工程時にイ
オン交換樹脂層５から解離され反応器４の外へＣＯ２を
排出する。１１は浄化空気出口管でこれによりＣＯ□を
除去された浄化空気を閉鎖空間内へ戻す。１２は給水管
で、再生用水蒸気発生用の給水を供給する。１３は給水
用のポンプで再生用水蒸気発生用の給水を給水加熱用熱
交換器１４を経由して蒸気源８に供給する。給水ポンプ
１３は図示しない電動機駆動である。１４は給水加熱用
熱交換器で再生工程を終了した直後の反応器４内の温度
は、約１００℃前後の高温状態であり、これに貯へられ
た熱量は次の吸収工程の開始直後から処理空気の通気に
よって反応器４外に搬出される。吸収工程が進行するに
従って反応器４内の温度は処理空気入口温度まで低下す
るが、反応器４が複数装備される場合、浄化空気集合管
６内の浄化空気の平均温度は約３８℃前後となるため、
この熱源を利用して給水を加熱するようになっている。Reference numeral 10 denotes a carbon dioxide gas discharge pipe, through which CO2 is dissociated from the ion exchange resin layer 5 during the regeneration process and discharged to the outside of the reactor 4 through a limb pipe. Reference numeral 11 denotes a purified air outlet pipe for returning purified air from which CO□ has been removed into the closed space. A water supply pipe 12 supplies water for generating steam for regeneration. Reference numeral 13 denotes a water supply pump that supplies water for generation of steam for regeneration to the steam source 8 via a heat exchanger 14 for heating water supply. The water supply pump 13 is driven by an electric motor (not shown). 14 is a heat exchanger for heating feed water. Immediately after the regeneration process is completed, the temperature inside the reactor 4 is at a high temperature of approximately 100°C, and the heat stored in this is used immediately after the start of the next absorption process. The treated air is carried out of the reactor 4 by ventilation. As the absorption process progresses, the temperature inside the reactor 4 decreases to the treated air inlet temperature, but if multiple reactors 4 are installed, the average temperature of the purified air in the purified air collecting pipe 6 will be around 38°C. To become
This heat source is used to heat the water supply.
１５は温水供給管で給水加熱用熱交換器１４を経由して
加熱された温水を蒸気源８に導く。15 is a hot water supply pipe that guides the heated hot water to the steam source 8 via the feed water heating heat exchanger 14 .
上記給水加熱用熱交換器１４は、イ）再生用水蒸気用の
給水を予備加熱すること、及び口）炭酸ガスを除去され
た後の浄化空気の温度及び湿度を調整する機能を有して
いて、上記イ）の如く給水を加熱する事によって、炭酸
ガス除去装置システムの熱収支を改善する事ができる。The feed water heating heat exchanger 14 has the functions of a) preheating the feed water for regeneration steam, and b) adjusting the temperature and humidity of the purified air after carbon dioxide has been removed. By heating the water supply as in (a) above, it is possible to improve the heat balance of the carbon dioxide removal device system.
（作用）
炭酸ガスＣＯ２を多量に含有する処理空気は、送風機１
によって処理空気分配管２及び処理空気入口弁３を経由
して反応器４に送られる。反応器４の内部にはイオン交
換樹脂層５が格納され、これを通過する際にイオン交換
反応によって処理空気中の炭酸ガスが吸収されて処理空
気中から除去される。炭酸ガスが除去された浄化空気は
、浄化空気出口弁７、浄化空気集合管６．給水加熱用熱
交換器１４及び浄化空気出口管１１を経由して系外に出
る。以上の如くして炭酸ガス吸収工程が行われる。(Function) The treated air containing a large amount of carbon dioxide gas CO2 is
is sent to the reactor 4 via the process air distribution pipe 2 and the process air inlet valve 3. An ion exchange resin layer 5 is stored inside the reactor 4, and when the air passes through this, carbon dioxide gas in the treated air is absorbed by an ion exchange reaction and removed from the treated air. The purified air from which carbon dioxide gas has been removed is passed through a purified air outlet valve 7, a purified air collecting pipe 6. The air exits the system via the feed water heating heat exchanger 14 and the purified air outlet pipe 11. The carbon dioxide gas absorption step is performed as described above.
また、イオン交換樹脂層５の再生工程は、水蒸気を供給
して樹脂層５を加熱し、樹脂層内部に捕捉された炭酸ガ
スを系外に排出する工程であって。Moreover, the regeneration process of the ion exchange resin layer 5 is a process of supplying water vapor to heat the resin layer 5 and exhausting carbon dioxide gas trapped inside the resin layer to the outside of the system.
再生用水蒸気は、蒸気源８及び再生用蒸気供給管９を経
由して反応器４に供給される。イオン交換樹脂層５から
解離し放出された炭酸ガスＣ０２は、炭酸ガス排出管１
０を経由して系外に排出される。Regeneration steam is supplied to the reactor 4 via a steam source 8 and a regeneration steam supply pipe 9. The carbon dioxide gas C02 dissociated and released from the ion exchange resin layer 5 is sent to the carbon dioxide gas discharge pipe 1.
It is discharged from the system via 0.
再生用水蒸気の給水は、給水管１２、給水ポンプ１３、
給水加熱用熱交換器１４及び温水供給管１５を経由して
蒸気源８に供給される。Water for regeneration steam is supplied through a water supply pipe 12, a water supply pump 13,
It is supplied to the steam source 8 via the feed water heating heat exchanger 14 and the hot water supply pipe 15.
給水加熱用熱交換器１４は、比較的高温の浄化空気を冷
却し、且つ湿度を調整して環境大気に適応した空気調和
を実行するが、冷却用媒体に給水（清水）を利用する事
によって給水予備加熱を同時に行なうものである。再生
工程を終了直後の反応器内温度は約１００℃前後の高温
状態にあり。The feed water heating heat exchanger 14 cools relatively high-temperature purified air and adjusts humidity to perform air conditioning that is adapted to the environmental atmosphere. By using feed water (clean water) as a cooling medium, The water supply is preheated at the same time. Immediately after completing the regeneration process, the temperature inside the reactor is at a high temperature of about 100°C.
次工程の吸収工程を開始直後から処理空気を通気させる
ことによって逐次冷却される。反応器が複数装備の場合
には、吸収工程の進行に伴って反応器内温度と浄化空気
温度は低下するが、浄化空気集合管６内の空気温度は約
３８℃前後となる。Immediately after starting the next absorption process, the process air is vented to cool the process one after another. When a plurality of reactors are installed, the temperature inside the reactor and the temperature of the purified air decrease as the absorption process progresses, but the air temperature within the purified air collecting pipe 6 remains around 38°C.
（効果）
給水と浄化空気を給水加熱用熱交換器によって熱交換さ
せて浄化空気を排出することにより。(Effect) By exchanging heat between feed water and purified air using a feed water heating heat exchanger and discharging purified air.
１）浄化空気の温度と湿度が調整され、浄化空気の空気
調和が可能となった。1) The temperature and humidity of purified air have been adjusted, making it possible to condition the purified air.
２）再生用水蒸気発生用の給水を給水加熱用熱交換器で
熱交換させることにより、給水が予熱され、排熱を有効
に利用することができるようになった・2) By exchanging the heat of the feed water for generating steam for regeneration with the feed water heating heat exchanger, the feed water is preheated and waste heat can now be used effectively.
図は本発明方法を実施した炭酸ガス吸収装置。
図において；
１ 送風機 ２ 処理空気分配管３ 処理空
気入口弁 ４ 反応器
５ イオン交換樹脂層 ６ 浄化空気集合管７ 浄化空
気出口弁 ８ 蒸気源
９ 再生用蒸気供給管１０ 炭酸ガス排出管１１
浄化空気出口管 １２ 給水管１３ 給水ポンプ
１４ 給水加熱用熱交換器
１５ 温水供給管
以上The figure shows a carbon dioxide absorption device using the method of the present invention. In the figure; 1 blower 2 treated air distribution pipe 3 treated air inlet valve 4 reactor 5 ion exchange resin layer 6 purified air collecting pipe 7 purified air outlet valve 8 steam source 9 steam supply pipe for regeneration 10 carbon dioxide discharge pipe 11
Purified air outlet pipe 12 Water supply pipe 13 Water supply pump 14 Heat exchanger for heating water supply 15 Above hot water supply pipe
Claims (1)
脂を充填した反応器に送って大気中の炭酸ガスを吸収す
る吸収工程と、蒸気源から送られる蒸気加熱によってイ
オン交換樹脂を再生する再生工程とからなる炭酸ガス除
去方法において、蒸気用の給水管を浄化空気出口管を通
る浄化空気と熱交換させて予熱したのち給水するように
したことを特徴とするイオン交換樹脂による炭酸ガス除
去方法における廃熱回収法。The process consists of an absorption process in which the ambient air sent by a blower is sent to a reactor filled with ion exchange resin to absorb carbon dioxide from the atmosphere, and a regeneration process in which the ion exchange resin is regenerated by heating steam sent from a steam source. Waste heat in a carbon dioxide removal method using an ion exchange resin, characterized in that the water supply pipe for steam is preheated by heat exchange with purified air passing through a purified air outlet pipe, and then water is supplied. Collection method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61211390A JPS6369527A (en) | 1986-09-10 | 1986-09-10 | Waste heat recovering method in carbon dioxide removing method by ion exchange resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61211390A JPS6369527A (en) | 1986-09-10 | 1986-09-10 | Waste heat recovering method in carbon dioxide removing method by ion exchange resin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6369527A true JPS6369527A (en) | 1988-03-29 |
Family
ID=16605168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61211390A Pending JPS6369527A (en) | 1986-09-10 | 1986-09-10 | Waste heat recovering method in carbon dioxide removing method by ion exchange resin |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6369527A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11216328A (en) * | 1998-01-30 | 1999-08-10 | Matsushita Seiko Co Ltd | Device for removing nitrogen oxide of low concentration |
| JP2010505613A (en) * | 2006-10-02 | 2010-02-25 | グローバル リサーチ テクノロジーズ，エルエルシー | Method and apparatus for extracting carbon dioxide from air |
| EP1998871A4 (en) * | 2006-03-08 | 2010-07-21 | Global Res Technologies Llc | Air collector with functionalized ion exchange membrane for capturing ambient co2 |
| US9266051B2 (en) | 2005-07-28 | 2016-02-23 | Carbon Sink, Inc. | Removal of carbon dioxide from air |
| US9527747B2 (en) | 2008-02-19 | 2016-12-27 | Carbon Sink, Inc. | Extraction and sequestration of carbon dioxide |
| US9616375B2 (en) | 2007-04-17 | 2017-04-11 | Carbon Sink, Inc. | Capture of carbon dioxide (CO2) from air |
| US11737398B2 (en) | 2018-02-16 | 2023-08-29 | Carbon Sink, Inc. | Fluidized bed extractors for capture of CO2 from ambient air |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61254221A (en) * | 1985-05-02 | 1986-11-12 | Mitsubishi Heavy Ind Ltd | Apparatus for removing co2 |
-
1986
- 1986-09-10 JP JP61211390A patent/JPS6369527A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61254221A (en) * | 1985-05-02 | 1986-11-12 | Mitsubishi Heavy Ind Ltd | Apparatus for removing co2 |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11216328A (en) * | 1998-01-30 | 1999-08-10 | Matsushita Seiko Co Ltd | Device for removing nitrogen oxide of low concentration |
| US10010829B2 (en) | 2005-07-28 | 2018-07-03 | Carbon Sink, Inc. | Removal of carbon dioxide from air |
| US9266051B2 (en) | 2005-07-28 | 2016-02-23 | Carbon Sink, Inc. | Removal of carbon dioxide from air |
| US9205372B2 (en) | 2006-03-08 | 2015-12-08 | Carbon Sink, Inc. | Air collector with functionalized ion exchange membrane for capturing ambient CO2 |
| EP2668992A3 (en) * | 2006-03-08 | 2014-04-02 | Kilimanjaro Energy, Inc. | Air collector with functionalized ion exchange membrane for capturing ambient CO2 |
| US7993432B2 (en) | 2006-03-08 | 2011-08-09 | Kilimanjaro Energy, Inc. | Air collector with functionalized ion exchange membrane for capturing ambient CO2 |
| EP1998871A4 (en) * | 2006-03-08 | 2010-07-21 | Global Res Technologies Llc | Air collector with functionalized ion exchange membrane for capturing ambient co2 |
| US10150112B2 (en) | 2006-03-08 | 2018-12-11 | Carbon Sink, Inc. | Air collector with functionalized ion exchange membrane for capturing ambient CO2 |
| JP2015120154A (en) * | 2006-10-02 | 2015-07-02 | キリマンジャロ エナジー， インコーポレイテッド | Method and apparatus for extracting carbon dioxide from air |
| US9266052B2 (en) | 2006-10-02 | 2016-02-23 | Carbon Sink, Inc. | Method and apparatus for extracting carbon dioxide from air |
| US9861933B2 (en) | 2006-10-02 | 2018-01-09 | Carbon Sink, Inc. | Method and apparatus for extracting carbon dioxide from air |
| JP2010505613A (en) * | 2006-10-02 | 2010-02-25 | グローバル リサーチ テクノロジーズ，エルエルシー | Method and apparatus for extracting carbon dioxide from air |
| US9616375B2 (en) | 2007-04-17 | 2017-04-11 | Carbon Sink, Inc. | Capture of carbon dioxide (CO2) from air |
| US9527747B2 (en) | 2008-02-19 | 2016-12-27 | Carbon Sink, Inc. | Extraction and sequestration of carbon dioxide |
| US11737398B2 (en) | 2018-02-16 | 2023-08-29 | Carbon Sink, Inc. | Fluidized bed extractors for capture of CO2 from ambient air |
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