JPS62201608A - Method for controlling fluid permeability of fluid permeable membrane - Google Patents
Method for controlling fluid permeability of fluid permeable membraneInfo
- Publication number
- JPS62201608A JPS62201608A JP4454886A JP4454886A JPS62201608A JP S62201608 A JPS62201608 A JP S62201608A JP 4454886 A JP4454886 A JP 4454886A JP 4454886 A JP4454886 A JP 4454886A JP S62201608 A JPS62201608 A JP S62201608A
- Authority
- JP
- Japan
- Prior art keywords
- permeable membrane
- fluid
- oxygen
- permeability
- fluid permeable
- 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
- 239000012528 membrane Substances 0.000 title claims abstract description 33
- 239000012530 fluid Substances 0.000 title claims abstract description 28
- 230000035699 permeability Effects 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 20
- 239000001301 oxygen Substances 0.000 abstract description 20
- 229910052760 oxygen Inorganic materials 0.000 abstract description 20
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 238000000502 dialysis Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229930014626 natural product Natural products 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241001494479 Pecora Species 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 210000004712 air sac Anatomy 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/16—Rotary, reciprocated or vibrated modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は気体あるいは液体を透過する流体透過膜の流体
透過率を制御する方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a method for controlling the fluid permeability of a fluid permeable membrane that permeates gas or liquid.
従来、この種の流体透過膜の流体透過率を制御する方法
としては流体透過膜の温度を調節する方法がある６即ち
流体透過膜の温度を高くすれば該流体透過膜の熱運動は
それにつれて大きくなり。Conventionally, as a method of controlling the fluid permeability of this type of fluid permeable membrane, there is a method of adjusting the temperature of the fluid permeable membrane.6 In other words, if the temperature of the fluid permeable membrane is increased, the thermal movement of the fluid permeable membrane is increased accordingly. Get bigger.
したがって分子間距離が拡がることになる。かくして分
子間距離が拡がれば流体透過膜のミクロボアーの径はそ
れにつれて大となる。このようにして流体透過膜の流体
透過率が制御される。Therefore, the intermolecular distance increases. Thus, as the intermolecular distance increases, the diameter of the microbore of the fluid-permeable membrane increases accordingly. In this way, the fluid permeability of the fluid permeable membrane is controlled.
しかしながら上記従来の制御方法においては流体透過膜
の温度は流体透過膜に接触する流体や周囲の雰囲気の温
度に影響され、かつ流体透過膜を所定温度に迅速にｉ！
ｌＷＩすることが出来ない。However, in the conventional control method described above, the temperature of the fluid-permeable membrane is influenced by the temperature of the fluid in contact with the fluid-permeable membrane and the surrounding atmosphere, and the fluid-permeable membrane is quickly brought to a predetermined temperature by i!
Unable to do lWI.
本発明は上記従来の問題点を解決するための手段として
、流体透過膜の流体透過率を超音波によって制御するも
のである。The present invention is a means for solving the above-mentioned conventional problems by controlling the fluid permeability of a fluid permeable membrane using ultrasonic waves.
本発明の対象とする流体透過膜とは酸素、窒素。The fluid permeable membrane targeted by the present invention is oxygen and nitrogen.
アルゴン等の特定の気体、あるいは水、アセトン。Certain gases such as argon, or water and acetone.
トルエン等の特定の液体を透過する膜であり、ポリエチ
レン、ポリプロピレン、エチレン−酢酸ビニル共重合体
、ポリアミド、ポリエステル、ポリビニルアルコール、
シリコンゴム等のプラスチックあるいは該プラスチック
の変性物、セルロース。This membrane is permeable to certain liquids such as toluene, and is made of polyethylene, polypropylene, ethylene-vinyl acetate copolymer, polyamide, polyester, polyvinyl alcohol,
Plastics such as silicone rubber, modified products of such plastics, and cellulose.
セルロース変性物、羊腸、魚の空気袋等の天然物および
天然物の変性物等が例示され、イオン交換膜、半透膜、
物質交換膜等もこれに包含せられる。Examples include natural products and modified products of natural products such as cellulose modified products, sheep intestine, and fish air bladders, and ion exchange membranes, semipermeable membranes,
This also includes mass exchange membranes and the like.
本発明の作用は下記の通りである。 The effects of the present invention are as follows.
流体透過膜に超音波を及ぼすと該流体透過膜を構成する
分子は超音波エネルギーによって励起されその分子運動
が増加する。分子運動の増加によって分子間距離は拡が
り、したがって流体透過膜のミクロボアーの径も拡大す
る。上記の分子運動。When ultrasonic waves are applied to a fluid-permeable membrane, molecules constituting the fluid-permeable membrane are excited by the ultrasonic energy and their molecular motion increases. Due to the increase in molecular motion, the distance between molecules increases, and therefore the diameter of the microbore of the fluid permeable membrane also increases. Molecular motion above.
即ち上記ミクロポアーの径は超音波の波長１強度によっ
て調節出来る。That is, the diameter of the micropore can be adjusted by the wavelength 1 intensity of the ultrasonic wave.
したがって本発明においては超音波の波長および／また
は強度によって流体透過膜の流体透過率が迅速に所定の
ものに調節することができる。Therefore, in the present invention, the fluid permeability of the fluid permeable membrane can be quickly adjusted to a predetermined value by adjusting the wavelength and/or intensity of the ultrasonic waves.
本発明はかくして酸素吸入器等の酸素濃度調節。The present invention thus enables oxygen concentration adjustment in oxygen inhalers and the like.
人工透析器等の透析量の調節、エンジンの気化器に供給
される空気中の酸素濃度の調節等積々の分野に汎く適用
されるのである。It is widely applied in a variety of fields, such as adjusting the amount of dialysis in artificial dialysis machines, etc., and adjusting the oxygen concentration in the air supplied to the vaporizer of an engine.
第１図に本発明の一実施例を示す。１は酸素透過膜であ
り、パイプ２内に挿着され超音波発振器３によって超音
−波発振プローブ３Ａを介して超音波が及ぼされるよう
になっている。４は酸素センサであり制御器５を介して
超音波発振器３に連絡している。FIG. 1 shows an embodiment of the present invention. Reference numeral 1 denotes an oxygen-permeable membrane, which is inserted into the pipe 2 and is configured to emit ultrasonic waves from an ultrasonic oscillator 3 via an ultrasonic-wave oscillation probe 3A. 4 is an oxygen sensor, which is connected to the ultrasonic oscillator 3 via a controller 5.
上記構成において、パイプ２内に矢印方向から空気を送
通すると酸素透過膜１により酸素が選択的に透過されて
図面右方へ移行する。この際酸素センサ４によって酸素
濃度を測定しこの結果は制御器５に入力され、ここで設
定されている酸素濃度と比較されてその結果により超音
波発振器３から所定の強度、周波数の超音波を酸素透過
膜に及ぼし酸素透過率を調節する。In the above configuration, when air is passed through the pipe 2 in the direction of the arrow, oxygen is selectively permeated by the oxygen permeable membrane 1 and moves to the right in the drawing. At this time, the oxygen concentration is measured by the oxygen sensor 4, and this result is input to the controller 5, where it is compared with the oxygen concentration set here. Based on the result, the ultrasonic oscillator 3 generates an ultrasonic wave with a predetermined intensity and frequency. It acts on the oxygen permeable membrane and adjusts the oxygen permeability.
第１図は本発明の一実施例の模式図である。 図中、１・・・酸素透過膜、３・・・超音波発振器 FIG. 1 is a schematic diagram of an embodiment of the present invention. In the figure, 1... oxygen permeable membrane, 3... ultrasonic oscillator
Claims (1)
を特徴とする流体透過膜の流体透過率制御方法A method for controlling the fluid permeability of a fluid permeable membrane, characterized by controlling the fluid permeability of the fluid permeable membrane using ultrasonic waves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4454886A JPS62201608A (en) | 1986-02-28 | 1986-02-28 | Method for controlling fluid permeability of fluid permeable membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4454886A JPS62201608A (en) | 1986-02-28 | 1986-02-28 | Method for controlling fluid permeability of fluid permeable membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62201608A true JPS62201608A (en) | 1987-09-05 |
Family
ID=12694551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4454886A Pending JPS62201608A (en) | 1986-02-28 | 1986-02-28 | Method for controlling fluid permeability of fluid permeable membrane |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62201608A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995001828A1 (en) * | 1993-07-03 | 1995-01-19 | Kunitaka Mizobe | Dehumidifier |
-
1986
- 1986-02-28 JP JP4454886A patent/JPS62201608A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995001828A1 (en) * | 1993-07-03 | 1995-01-19 | Kunitaka Mizobe | Dehumidifier |
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