JPH02307804A - Oxygen enriching membrane device - Google Patents
Oxygen enriching membrane deviceInfo
- Publication number
- JPH02307804A JPH02307804A JP1126995A JP12699589A JPH02307804A JP H02307804 A JPH02307804 A JP H02307804A JP 1126995 A JP1126995 A JP 1126995A JP 12699589 A JP12699589 A JP 12699589A JP H02307804 A JPH02307804 A JP H02307804A
- Authority
- JP
- Japan
- Prior art keywords
- oxygen
- air
- membrane module
- enriched air
- enriching membrane
- 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
- 239000001301 oxygen Substances 0.000 title claims abstract description 53
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 53
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000012528 membrane Substances 0.000 title claims abstract description 28
- 239000011347 resin Substances 0.000 claims abstract description 12
- 229920005989 resin Polymers 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000002250 absorbent Substances 0.000 claims description 8
- 238000007791 dehumidification Methods 0.000 abstract description 5
- 150000002926 oxygen Chemical class 0.000 abstract description 3
- 239000000470 constituent Substances 0.000 abstract 1
- 230000006837 decompression Effects 0.000 abstract 1
- 230000002745 absorbent Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 235000015111 chews Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- -1 polydimethylsiloxane oxygen Polymers 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0251—Physical processing only by making use of membranes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
- C01B2210/0046—Nitrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
- C01B2210/0062—Water
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、気体分離膜を用いて空気中から酸素濃度の高
い空気を得るための酸素富化装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to an oxygen enrichment device for obtaining air with a high oxygen concentration from air using a gas separation membrane.
従来の技術
近年、高分子の気体分離膜を用いて空気中の酸素を濃縮
する技術が広く行われるようになり、燃焼用やバイオ関
連等の工業用に、あるいは医療用や健康用、居室内の空
気調整用に利用されている。Conventional technology In recent years, technology to condense oxygen in the air using polymeric gas separation membranes has become widely used, and is used for combustion, bio-related industrial purposes, medical and health purposes, and indoor use. It is used for air conditioning.
従来の酸素富化装置としては、たとえば医療用として第
３図に示すような構成の装置が提案されている（特公昭
５Ｂ−４１８９１号公報）。As a conventional oxygen enrichment device, for example, a device configured for medical use as shown in FIG. 3 has been proposed (Japanese Patent Publication No. 5B-41891).
以下、第３図を参照しながら、この酸素富化装置につい
て説明する。This oxygen enrichment device will be explained below with reference to FIG.
図において６０は膜モジュール、３８は真空ポンプ、２
６は送風ファン、７８は熱交換器、８０は水分離器であ
る。In the figure, 60 is a membrane module, 38 is a vacuum pump, 2
6 is a blower fan, 78 is a heat exchanger, and 80 is a water separator.
送風ファン２６によって入口から導入された空気は膜モ
ジュール６ｏへ導かれる。膜モジュール６０内部は真空
ポンプ３８により減圧され、外部との圧力差によって酸
素が選択的に透過し、酸素富化空気として真空ポンプの
吐出側から熱交換器７８へ導かれる。酸素富化空気は熱
交換器子８内で外部からファン２６によって導入された
空気によって冷却され、酸素富化空気中に含まれる水蒸
気分が凝縮し、水分離器８ｏ内で凝縮水と除湿された酸
素富化空気とに分離され、凝縮水は水処理手段へ、除湿
された酸素富化空気は装置外へ取り出される。Air introduced from the inlet by the blower fan 26 is guided to the membrane module 6o. The inside of the membrane module 60 is depressurized by the vacuum pump 38, and oxygen selectively permeates through the membrane module 60 due to the pressure difference with the outside, and is guided as oxygen-enriched air from the discharge side of the vacuum pump to the heat exchanger 78. The oxygen-enriched air is cooled in the heat exchanger element 8 by air introduced from the outside by a fan 26, and the water vapor contained in the oxygen-enriched air is condensed and dehumidified with condensed water in the water separator 8o. The condensed water is sent to the water treatment means, and the dehumidified oxygen-enriched air is taken out of the device.
発明が解決しようとする課題
上記のような構成の装置において、真空ポンプ３８の熱
によって暖められた多湿の酸素富化空気が装置外へ取り
出されるときに結露し、水滴を生じることを防ぐために
は、容量の大きな熱交換器が必要で、大きな場所を占め
る上に、熱交換器を水分離器よシ高い位置に配置する必
要がある等、機器内の構成要素の配置上の制約も多く、
装置を小型化するには困難であるという課題を有してい
た。Problems to be Solved by the Invention In the apparatus configured as described above, in order to prevent the humid oxygen-enriched air warmed by the heat of the vacuum pump 38 from condensing and forming water droplets when it is taken out of the apparatus, , a large-capacity heat exchanger is required, which occupies a large space, and there are many restrictions on the arrangement of components within the equipment, such as the need to place the heat exchanger at a higher position than the water separator.
The problem was that it was difficult to miniaturize the device.
本発明は上記の課題に鑑み、小型で除湿手段の配置上の
制約がない除湿機能付きの酸素富化装置を提供すること
を目的とする。SUMMARY OF THE INVENTION In view of the above problems, an object of the present invention is to provide an oxygen enrichment device with a dehumidifying function that is small and has no restrictions on the arrangement of a dehumidifying means.
課題を解決するだめの手段
本発明の酸素富化装置は、空気中の酸素を選択的に分離
し得る酸素富化膜モジュールと、前記酸素富化膜モジュ
ール内を減圧し酸素富化空気を得るだめの真空ポンプと
、前記酸素富化膜モジュールへ空気を供給する送風手段
と、酸素富化空気中から水蒸気および水分を除去する除
湿手段を備え、前記除湿手段が、前記真空ポンプの排気
側に設けられ、内部に前記酸素富化空気の流路を有し、
自重の２Ｑ倍以上の水を吸着保持する高吸水性樹脂から
なる。なお自重の２ｏ倍以下の水を吸着保持する樹脂を
使用すると交換のひん度が多くなるので、自重の２０倍
以上好ましくは、自重の１００倍以上の水を吸着保持す
る高吸水性樹脂を使用する。Means for Solving the Problems The oxygen enrichment device of the present invention includes an oxygen enrichment membrane module capable of selectively separating oxygen in the air, and reducing the pressure inside the oxygen enrichment membrane module to obtain oxygen enriched air. a vacuum pump, a blowing means for supplying air to the oxygen-enriched membrane module, and a dehumidifying means for removing water vapor and moisture from the oxygen-enriched air, the dehumidifying means being on the exhaust side of the vacuum pump. provided with a flow path for the oxygen-enriched air therein;
Made of super absorbent resin that absorbs and retains water more than 2Q times its own weight. Note that if a resin that absorbs and retains water less than 20 times its own weight is used, it will have to be replaced more frequently, so use a super absorbent resin that absorbs and retains water that is 20 times or more than its own weight, preferably 100 times its own weight. do.
作 用
この構成において、酸素富化膜モジュール内部を真空ポ
ンプで減圧することによって得られた多湿の酸素富化空
気は、真空ポンプの排気側に設けられた高吸水性樹脂か
らなる除湿手段へ導入され、水分が高吸水性樹脂に吸着
されて、高吸水性樹脂を通過した後は、湿能の低い酸素
富化空気となる。Function: In this configuration, humid oxygen-enriched air obtained by reducing the pressure inside the oxygen-enriching membrane module with a vacuum pump is introduced into a dehumidifying means made of a highly water-absorbent resin provided on the exhaust side of the vacuum pump. The water is adsorbed by the superabsorbent resin, and after passing through the superabsorbent resin, it becomes oxygen-enriched air with low moisture capacity.
実施例
以下、本発明の実施例の酸素富化装置について、図面を
参照しながら説明する。EXAMPLE Hereinafter, an oxygen enrichment device according to an example of the present invention will be described with reference to the drawings.
第１図はこの実施例の構成図であり、第２図は除湿手段
の断面図である。第１図において、１はポリジメチルシ
ロキサンの酸素富化膜よりなる酸素富化膜モジュールで
、２は真空ポンプで、酸素富化膜モシュー／ｌ／１内部
を減圧し、膜の内外に圧力差を設は酸素富化空気を得る
。３は送風ファンで、空気の流れをつくり、酸素富化膜
モジュール１に空気を供給する。４は除湿手段であり、
第２図に示すように、本実施例では、真空ポンプ２の排
気側から酸素富化空気を取り出すチューブ６の途中に高
吸水性樹脂６（日本触媒化学工業（株）製部品名アリア
リックＣＡＭＬ）ｓ、９を充填している。FIG. 1 is a block diagram of this embodiment, and FIG. 2 is a sectional view of the dehumidifying means. In Figure 1, 1 is an oxygen-enriched membrane module made of polydimethylsiloxane oxygen-enriched membrane, and 2 is a vacuum pump that reduces the pressure inside the oxygen-enriched membrane Moshu/l/1, creating a pressure difference between the outside and outside of the membrane. to obtain oxygen-enriched air. 3 is a blower fan that creates an air flow and supplies air to the oxygen enrichment membrane module 1. 4 is a dehumidifying means;
As shown in FIG. 2, in this embodiment, a super absorbent resin 6 (manufactured by Nippon Shokubai Kagaku Kogyo Co., Ltd., part name Ariaric )s, 9 are filled.
送風手段３によって、空気を酸素富化膜モジュー／Ｌ／
１に供給し、真空ポンプ２により、膜の内外に圧力差を
設は酸素富化空気を得る。この酸素富化空気は、送風手
段３により酸素富化膜モジュール１に供給される空気よ
りも多湿になっている。The air is passed through the oxygen enriched membrane module /L/ by the ventilation means 3.
1 and a vacuum pump 2 creates a pressure difference between the inside and outside of the membrane to obtain oxygen-enriched air. This oxygen-enriched air is more humid than the air supplied to the oxygen-enriched membrane module 1 by the blowing means 3.
この多湿の酸素富化空気を、除湿手段４を通すことによ
り除湿された酸素富化空気が得られる。また、この除湿
手段４を用いることにより、機器内の構成要素の配置上
の制約がなく小型な装置とすることができる。なお、本
発明は、この実施例に限定されるものではない。By passing this humid oxygen-enriched air through the dehumidifying means 4, dehumidified oxygen-enriched air is obtained. Further, by using this dehumidifying means 4, there are no restrictions on the arrangement of components within the device, and the device can be made compact. Note that the present invention is not limited to this example.
発明の効果
除湿手段に高吸水性樹脂を用いることにより、酸素富化
膜モジュールを透過した多湿の酸素富化空気を、高吸水
性樹脂中を通過させて、容易に除湿することができ、ま
た小型で簡単な構造の除湿手段となり、機器内の構成要
素の配置上の制約がなくなり、除湿機能付の小型の酸素
富化装置を提供することができる。Effects of the Invention By using a super absorbent resin as the dehumidifying means, the humid oxygen-enriched air that has passed through the oxygen enrichment membrane module can be easily dehumidified by passing through the super absorbent resin. The dehumidifying means has a small and simple structure, there are no restrictions on the arrangement of components within the device, and a small oxygen enrichment device with a dehumidifying function can be provided.
第１図は本発明の実施例における酸素富化装置の構成図
、第２図は第１図の除湿手段の断面図、第３図は従来の
ｉ俊素富化装置の構成図である。
１・・・・・・酸素富化膜モジュール、２・・・・・・
真空ポンプ、３・・・・・・送風手段、４・・・・・・
除湿手段、６・・・・・・チユーズ、６・・・・・・高
吸水性樹脂、７・旧・・綿。FIG. 1 is a block diagram of an oxygen enrichment device according to an embodiment of the present invention, FIG. 2 is a sectional view of the dehumidifying means shown in FIG. 1, and FIG. 3 is a block diagram of a conventional i-nitrogen enrichment device. 1... Oxygen enrichment membrane module, 2...
Vacuum pump, 3...Blower means, 4...
Dehumidification means, 6... Chews, 6... Super absorbent resin, 7. Old... Cotton.
Claims (1)
ルと、前記酸素富化膜モジュール内を減圧し酸素富化空
気を得るための真空ポンプと、前記酸素富化膜モジュー
ルへ空気を供給する送風手段と、酸素富化空気中から水
蒸気および水分を除去する除湿手段を備え、前記除湿手
段が、前記真空ポンプの排気側に設けられ、内部に前記
酸素富化空気の流路を有し、自重の２０倍以上の水を吸
着保持する高吸水性樹脂からなることを特徴とする酸素
富化装置。An oxygen-enriching membrane module capable of selectively separating oxygen in the air, a vacuum pump for reducing pressure inside the oxygen-enriching membrane module to obtain oxygen-enriched air, and supplying air to the oxygen-enriching membrane module. and a dehumidifying means for removing water vapor and moisture from the oxygen-enriched air, the dehumidifying means being provided on the exhaust side of the vacuum pump and having a flow path for the oxygen-enriched air therein. An oxygen enrichment device characterized by being made of a highly water-absorbent resin that adsorbs and retains 20 times or more of its own weight of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1126995A JPH02307804A (en) | 1989-05-19 | 1989-05-19 | Oxygen enriching membrane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1126995A JPH02307804A (en) | 1989-05-19 | 1989-05-19 | Oxygen enriching membrane device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02307804A true JPH02307804A (en) | 1990-12-21 |
Family
ID=14949060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1126995A Pending JPH02307804A (en) | 1989-05-19 | 1989-05-19 | Oxygen enriching membrane device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02307804A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5169412A (en) * | 1991-11-20 | 1992-12-08 | Praxair Technology Inc. | Membrane air drying and separation operations |
-
1989
- 1989-05-19 JP JP1126995A patent/JPH02307804A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5169412A (en) * | 1991-11-20 | 1992-12-08 | Praxair Technology Inc. | Membrane air drying and separation operations |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59212632A (en) | Oxygen-enriched air supplying device | |
| WO1990004425A3 (en) | Gas sampling device and water trap | |
| JP2671436B2 (en) | Method for producing medical oxygen-enriched air | |
| JP2012011343A (en) | Apparatus for generating low dew point air | |
| JPH02307804A (en) | Oxygen enriching membrane device | |
| AU2004296144B2 (en) | Humidifying device and oxygen concentrating system | |
| JP4435557B2 (en) | Humidifier | |
| JP4594581B2 (en) | Humidifier | |
| JP2000005314A (en) | Humidifying tube | |
| JPH02222711A (en) | Method for dehumidification | |
| JP4387178B2 (en) | Humidifier | |
| JPH02217305A (en) | Oxygen-enriching device | |
| JPS6125621A (en) | Dehumidifier | |
| JP3790380B2 (en) | Medical oxygen concentrator | |
| JPH0242764B2 (en) | ||
| JPH0419163B2 (en) | ||
| JPH0475841B2 (en) | ||
| JPS62252837A (en) | Air conditioner | |
| WO1999038602A1 (en) | Atmospheric oxygen enriching device | |
| JPH03217731A (en) | Air conditioner equipped with oxygen enriching device | |
| JPS61101405A (en) | Oxygen enricher | |
| JPH0240214A (en) | Apparatus and process for controlling humidity using separation membrane | |
| JPH0295413A (en) | Apparatus for removing moisture from oxygen enriched air | |
| JP2000237317A (en) | Pressure fluctuation adsorption type oxygen thickener | |
| JP2000135287A (en) | Oxygen concentrating device for oxygen therapy |