JPH0771795A - Humidifier of hollow yarn membrane type - Google Patents
Humidifier of hollow yarn membrane typeInfo
- Publication number
- JPH0771795A JPH0771795A JP21872993A JP21872993A JPH0771795A JP H0771795 A JPH0771795 A JP H0771795A JP 21872993 A JP21872993 A JP 21872993A JP 21872993 A JP21872993 A JP 21872993A JP H0771795 A JPH0771795 A JP H0771795A
- Authority
- JP
- Japan
- Prior art keywords
- hollow fiber
- fiber membrane
- composite hollow
- gas
- humidifier
- 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
Landscapes
- Air Humidification (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は医療用途、生活環境作り
等における加湿、特に細菌類の放出を防ぐクリーンな加
湿を必要とする用途に有用な中空糸膜式加湿器に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hollow fiber membrane humidifier which is useful for medical applications, humidification in the creation of a living environment, etc., and particularly for applications requiring clean humidification to prevent the release of bacteria.
【０００２】[0002]
【従来の技術】室内の乾燥を防止する為に或は特定の閉
空間を加湿する為に一般家庭や病院・事務所等において
加湿器が使用されている。加湿の手段として、超音波加
湿、スチーム加湿、気化式加湿、ノズル噴出による加湿
等の方法が用いられており、又気化式加湿の一種である
疎水性中空糸膜式加湿器も提案されている（実開昭６２
−１３０３２１号、特開平４−２３６０３４号各公報
等）。2. Description of the Related Art Humidifiers are used in general homes, hospitals, offices, etc. to prevent indoor drying or to humidify a specific closed space. Ultrasonic humidification, steam humidification, vaporization humidification, humidification by nozzle spray, etc. are used as the humidification means, and a hydrophobic hollow fiber membrane humidifier, which is a kind of vaporization humidification, is also proposed. (Actual exploitation 62
-130321, JP-A-4-236034 and the like).
【０００３】[0003]
【発明が解決しようとする課題】然し乍ら超音波加湿、
ノズル噴出による加湿等の水を微細粒子化して室内に発
散するタイプの加湿器は加湿器の貯水部分に於いて微生
物の汚染が起こり易く、室内に飛散した汚染微生物によ
り感染症が生じた例が報告されている。[Problems to be Solved by the Invention] However, ultrasonic humidification,
A humidifier of the type that atomizes water such as humidification by nozzle spray and emits it into the room is liable to be contaminated with microorganisms in the water storage part of the humidifier. It has been reported.
【０００４】又スチーム式加湿器に於いても貯水部分に
於ける微生物汚染の危険性が存在し、エアー循環経路へ
の汚染微生物侵入が危惧される。更に疎水性中空糸膜式
加湿器に於いては、膜表面の微細な孔により汚染物質を
捕獲しクリーンな加湿を行う事が可能であるが、膜面へ
の油分付着等により局部的親水化現象が起こる事が有り
得る。Further, even in the steam type humidifier, there is a risk of microbial contamination in the water storage portion, and there is a risk that the microbial contamination will enter the air circulation path. Furthermore, in the hydrophobic hollow fiber membrane humidifier, it is possible to capture contaminants by the fine pores on the membrane surface and perform clean humidification, but it becomes locally hydrophilic due to the adhesion of oil on the membrane surface. Phenomena can occur.
【０００５】この場合、疎水性中空糸膜の気相接触側膜
面に局部的な漏水現象が起こり、膜面に濡れを生じる
為、加湿効率の低下及び汚染微生物の付着、繁殖の危険
性がある。従って本発明の目的は汚染微生物等の放出の
危険性がなく且つ局部的親水化現象の生じないクリーン
な加湿器を提供する事である。In this case, a local water leakage phenomenon occurs on the membrane surface of the hydrophobic hollow fiber membrane on the gas phase contact side, which causes wetting on the membrane surface, resulting in a reduction in humidification efficiency and a risk of adhesion and propagation of contaminating microorganisms. is there. Therefore, it is an object of the present invention to provide a clean humidifier that does not cause the risk of releasing contaminated microorganisms and the like and does not cause a localized hydrophilization phenomenon.
【０００６】[0006]
【課題を解決するための手段】本発明の要旨は、均質層
をその両側から多孔質層で挟み込んだ三層構造からなり
且つ該均質層を構成する素材の水蒸気透過速度が１×１
０-3（ＳＴＰ）・ｃｍ3 ／ｃｍ2 ・ｓｅｃ・ｃｍＨｇ以
上である複合中空糸膜並びに気体又は水の入口となる第
一の流入口及び気体又は水の出口となる第一の流出口を
有するハウジングから構成され、複合中空糸膜の端部が
開口するように該ハウジングの少なくとも一端に固定さ
れ且つ固定部材で該ハウジングの端部が閉塞された中空
糸膜式加湿器にある。The gist of the present invention is to have a three-layer structure in which a homogeneous layer is sandwiched from both sides by a porous layer, and the material constituting the homogeneous layer has a water vapor transmission rate of 1 × 1.
The composite hollow fiber membrane having 0 −3 (STP) · cm 3 / cm 2 · sec · cmHg or more, the first inlet for gas or water and the first outlet for gas or water are provided. The hollow fiber membrane humidifier is composed of a housing having the above, is fixed to at least one end of the housing so that the end of the composite hollow fiber membrane is open, and the end of the housing is closed by a fixing member.
【０００７】本発明の中空糸膜式加湿器は均質層をその
両側から多孔質層で挟み込んだ三層構造の複合中空糸膜
を用いることにより汚染微生物等の放出の危険性がな
く、局部親水化現象が生じない。The hollow fiber membrane type humidifier of the present invention uses a composite hollow fiber membrane having a three-layer structure in which a homogeneous layer is sandwiched by porous layers from both sides thereof, so that there is no risk of releasing contaminated microorganisms and the like, and the hydrophilic portion is locally The phenomenon does not occur.
【０００８】又中空糸膜の気相接触側膜面に濡れを生じ
る事がないため加湿効率の低下がなく、汚染物質の付
着、繁殖の危険性がないため、安全でクリーンな加湿を
行う事ができる。Since the membrane surface on the gas phase contact side of the hollow fiber membrane does not get wet, there is no reduction in humidification efficiency, and there is no risk of contaminants adhering or breeding, so safe and clean humidification should be performed. You can
【０００９】以下、本発明を図面を用いて詳細に説明す
る。図１は本発明の中空糸膜式加湿器の断面図を示す。
ハウジング１内に三層構造の複合中空糸膜４が収容され
ている。該複合中空糸膜４はその両端が開口するよう
に、該ハウジング１に固定部材５，５′により固定され
ており且つ該ハウジング１の端部が閉塞されている。The present invention will be described in detail below with reference to the drawings. FIG. 1 shows a cross-sectional view of a hollow fiber membrane type humidifier of the present invention.
A composite hollow fiber membrane 4 having a three-layer structure is housed in the housing 1. The composite hollow fiber membrane 4 is fixed to the housing 1 by fixing members 5 and 5 ′ so that both ends thereof are open, and the ends of the housing 1 are closed.
【００１０】固定部材５，５′は接着材を用いており、
ハウジング１内部と外部の気密を保っている。ハウジン
グ１の下部側面にはハウジング１内部と連通する気体又
は水の入口となる第一の流入口２が設けられ、ハウジン
グ１の上部側面には気体又は水の出口となる第一の流出
口３が設けられている。The fixing members 5 and 5'use an adhesive material,
The inside and outside of the housing 1 are kept airtight. A first inlet 2 serving as an inlet for gas or water communicating with the interior of the housing 1 is provided on the lower side surface of the housing 1, and a first outlet 3 serving as an outlet for gas or water is provided on the upper side surface of the housing 1. Is provided.
【００１１】ハウジング１の上部には複合中空糸膜４の
内部と連通し、気体又は水の入口となる第二の流入口６
を有する第一のヘッドカバー８が取り付けられ、ハウジ
ング１の下部には複合中空糸膜４の内部と連通し、気体
又は水の出口となる第二の流出口７を有する第二のヘッ
ドカバー９が取り付けられている。A second inflow port 6 communicating with the inside of the composite hollow fiber membrane 4 and serving as an inlet for gas or water is provided in the upper part of the housing 1.
Is attached to the lower part of the housing 1, and a second head cover 9 is attached to the lower part of the housing 1 which has a second outlet 7 which is an outlet for gas or water and which communicates with the inside of the composite hollow fiber membrane 4. Has been.
【００１２】本発明に用いられる多層複合中空糸膜はガ
ス透過機能を持つ均質層と補強機能を持つ多孔質層から
構成され、少なくとも三層構造を有している。均質層と
多孔質層は交互に積層され、均質層を多孔質層で挟んだ
サンドイッチ構造を有している。この多孔質層は均質層
を補強し、保護すると共に膜モジュール製作時に中空糸
膜端部とポッティング剤との接着性を高めるためのもの
であるが、少なくとも一方の多孔質層の厚みが１μｍ以
上であることが必要である。The multi-layer composite hollow fiber membrane used in the present invention is composed of a homogeneous layer having a gas permeable function and a porous layer having a reinforcing function, and has at least a three-layer structure. The homogeneous layers and the porous layers are alternately laminated, and have a sandwich structure in which the homogeneous layers are sandwiched between the porous layers. This porous layer is for reinforcing and protecting the homogeneous layer and for enhancing the adhesiveness between the hollow fiber membrane end and the potting agent when the membrane module is manufactured. At least one of the porous layers has a thickness of 1 μm or more. It is necessary to be.
【００１３】本発明で用いられる複合中空糸膜全体の厚
みは特に限定されないが、機械的強度の点から１０μｍ
以上であることが望ましく、又ガスの透過抵抗の点から
１００μｍ以下であることが好ましい。又複合中空糸膜
の内径は圧力損失の点から１００μｍ以上であることが
好ましく、機械的強度及びガス透過性能の点から５００
μｍ以下であることが好ましい。The total thickness of the composite hollow fiber membrane used in the present invention is not particularly limited, but it is 10 μm from the viewpoint of mechanical strength.
It is desirable that the thickness is not less than 100 .mu.m or less from the viewpoint of gas permeation resistance. The inner diameter of the composite hollow fiber membrane is preferably 100 μm or more from the viewpoint of pressure loss, and 500 from the viewpoint of mechanical strength and gas permeation performance.
It is preferably μm or less.
【００１４】均質層を構成するポリマー素材としては、
ガス透過性の優れたシリコンゴム系ポリマーを始めとし
て、ポリジメチルシロキサン、シリコンとポリカーボネ
ートの共重合体のシリコンゴム系ポリマー、ポリ４−メ
チルペンテン−１、線状低密度ポリエチレン等のポリオ
レフィン系ポリマー、パーフルオロアルキル系ポリマー
等のフッ素含有ポリマー、エチルセルロース等のセルロ
ース系ポリマー、ポリフェニレンオキサイド、ポリ４−
ビニルピリジン、ウレタン系ポリマー及びこれらポリマ
ー素材の共重合体或はブレンド体等の各種ポリマーを挙
げることができる。As the polymer material forming the homogeneous layer,
Starting with silicone rubber polymers with excellent gas permeability, polydimethylsiloxane, silicone rubber polymers of silicone-polycarbonate copolymers, poly-4-methylpentene-1, polyolefin polymers such as linear low density polyethylene, Fluorine-containing polymer such as perfluoroalkyl-based polymer, cellulose-based polymer such as ethyl cellulose, polyphenylene oxide, poly 4-
Examples thereof include various polymers such as vinyl pyridine, urethane-based polymers and copolymers or blends of these polymer materials.
【００１５】中空糸膜式加湿器としての加湿性能を充分
に発現させるためには均質層を構成する素材の水蒸気透
過速度が１×１０-3（ＳＴＰ）・ｃｍ3 ／ｃｍ2 ・ｓｅ
ｃ・ｃｍＨｇ以上であることが必要である。多孔質層を
構成するポリマー素材としては、ポリエチレン、ポリプ
ロピレン、ポリ３−メチルブデン−１、ポリ４−メチル
ペンテン−１等のポリオレフィン系ポリマー、ポリフッ
化ビニリデン、ポリテトラフルオロエチレン等のフッ素
系ポリマー、ポリスチレン、ポリエーテルエーテルケト
ン等の疎水性ポリマーが挙げられる。In order to sufficiently develop the humidifying performance of the hollow fiber membrane type humidifier, the water vapor permeation rate of the material forming the homogeneous layer is 1 × 10 −3 (STP) · cm 3 / cm 2 · se.
It is necessary that it is not less than c · cmHg. As the polymer material constituting the porous layer, a polyolefin-based polymer such as polyethylene, polypropylene, poly-3-methylbutene-1, poly-4-methylpentene-1, a polyvinylidene fluoride, a fluoropolymer such as polytetrafluoroethylene, polystyrene. , Hydrophobic polymers such as polyetheretherketone.
【００１６】均質層を構成するポリマー素材と、多孔質
層を構成するポリマー素材との組み合わせについては特
に限定されず、異種のポリマーはもちろん同種のポリマ
ーであってもよい。均質層が多孔質層で物理的に挟まれ
たサンドイッチ構造を有しているので、両膜間の接着性
が悪くとも、実用上の弊害は生じない。The combination of the polymer material forming the homogeneous layer and the polymer material forming the porous layer is not particularly limited, and different kinds of polymers may of course be the same kind of polymers. Since the homogeneous layer has a sandwich structure in which it is physically sandwiched between porous layers, even if the adhesion between the two films is poor, no practical adverse effect occurs.
【００１７】多孔質層は、均質層を補強し保護する機能
を主としているので、複合中空糸膜全体としてのガス透
過性に大きな制約を加えない程度の細孔を有するもので
あれば、細孔の大きさ等については特に制限されない。Since the porous layer mainly functions to reinforce and protect the homogeneous layer, as long as it has pores that do not greatly limit the gas permeability of the entire composite hollow fiber membrane, the pores There is no particular limitation on the size or the like.
【００１８】このような複合中空糸膜は、例えば特公平
３−４４８１１号公報に提案されているような多重円筒
型の紡糸ノズルを用いて、均質層を形成するポリマー
と、多孔質層を形成するポリマーとを交互にかつ均質層
を形成するポリマーがサンドイッチされるよう配置して
溶融紡糸し、次いで均質層の部分を多孔質化することな
く、多孔質層の部分だけが多孔質化される条件下で延伸
する方法によって製造することができる。In such a composite hollow fiber membrane, for example, a polymer forming a homogeneous layer and a porous layer are formed by using a multi-cylinder type spinning nozzle as proposed in Japanese Patent Publication No. 3-44811. The polymer is alternately placed and melt-spun in such a manner that the polymer forming a homogeneous layer is sandwiched, and then only the portion of the porous layer is made porous without making the portion of the homogeneous layer porous. It can be produced by a method of stretching under conditions.
【００１９】[0019]
【実施例】以下実施例により本発明を具体的に説明す
る。 実施例１ 三層構造を形成可能な同心円状に配列された吐出口を有
する中空糸製造用ノズルを用い、内層と外層の部分に高
密度ポリエチレン、中間層の部分にセグメント化ポリウ
レタンを用い、吐出温度１７０℃、吐出線速度７．５ｃ
ｍ／ｍｉｎ、巻取速度２３０ｍ／ｍｉｎで紡糸した。得
られた末延伸中空糸は内径２３０μｍであり、内側から
各々５μｍ、１μｍ、２２μｍの厚さを有する層が同心
円状に配されていた。The present invention will be described in detail with reference to the following examples. Example 1 A hollow fiber manufacturing nozzle having concentrically arranged discharge ports capable of forming a three-layer structure was used. High density polyethylene was used for the inner and outer layers, and segmented polyurethane was used for the middle layer. Temperature 170 ℃, discharge linear velocity 7.5c
Spinning was performed at m / min and a winding speed of 230 m / min. The obtained unstretched hollow fiber had an inner diameter of 230 μm, and layers having thicknesses of 5 μm, 1 μm, and 22 μm were arranged concentrically from the inside.
【００２０】該末延伸中空糸を１００℃で８時間アニー
ル処理をした。更に該アニール糸を室温下で８０％延伸
し、引き続き１１０℃の加熱炉中で総延伸量が１２０％
になるまで熱延伸を行い、複合中空糸膜を得た。この複
合中空糸膜は、内径が２００μｍで内側から４μｍ、
０．７μｍ、２５μｍの厚さを有する層が同心円状に配
されており、非多孔質層が二つの多孔質層で挟まれた三
層構造であった。The undrawn hollow fiber was annealed at 100 ° C. for 8 hours. Further, the annealed yarn is stretched by 80% at room temperature, and then continuously stretched by 120% in a heating furnace at 110 ° C.
Was hot-stretched to obtain a composite hollow fiber membrane. This composite hollow fiber membrane has an inner diameter of 200 μm and an inner diameter of 4 μm,
It had a three-layer structure in which layers having a thickness of 0.7 μm and 25 μm were concentrically arranged, and a non-porous layer was sandwiched between two porous layers.
【００２１】このようにして得られた複合中空糸膜を用
いて膜面積が０．６ｍ2 となるように、図１に示すよう
な中空糸膜式加湿器を製作した。次に第一の流入口２と
第一の流出口３を水の流入・出口とし、複合中空糸膜４
の外面を液相接触面とした。用いる水は保温水槽により
温度を一定に保った。Using the composite hollow fiber membrane thus obtained, a hollow fiber membrane type humidifier as shown in FIG. 1 was manufactured so that the membrane area would be 0.6 m 2 . Next, the first inflow port 2 and the first outflow port 3 are used as inflow / outflow ports of water, and the composite hollow fiber membrane 4
The outer surface of was used as the liquid contact surface. The temperature of the water used was kept constant by means of a warm water tank.
【００２２】第二の流入口６と第二の流出口７を空気の
流入・出口とし、複合中空糸膜の内面を気相接触面とし
た。導入するエアーは温湿度を一定に保ち、中空糸膜式
加湿器通過後の加湿のエアー温湿度を測定した。The second inflow port 6 and the second outflow port 7 were used as the inflow and outflow of air, and the inner surface of the composite hollow fiber membrane was used as the gas phase contact surface. The temperature and humidity of the introduced air were kept constant, and the temperature and humidity of the humidified air after passing through the hollow fiber membrane humidifier was measured.
【００２３】結果を表１に示した。一次側エアーの温湿
度が２６℃、１０％である場合、本発明の中空糸膜式加
湿器により、膜通過後のエアー湿度を７０〜８０％程度
まで高めることが可能であった。又部分親水化による膜
面の濡れ現象が発生せず加湿能力は安定していた。表中
における湿度は相対湿度を示す。The results are shown in Table 1. When the temperature and humidity of the primary side air were 26 ° C. and 10%, the air humidity after passing through the membrane could be increased to about 70 to 80% by the hollow fiber membrane type humidifier of the present invention. The wetting ability was stable without the phenomenon of wetting of the film surface due to partial hydrophilicity. Humidity in the table indicates relative humidity.
【００２４】[0024]
【表１】 [Table 1]
【００２５】[0025]
【発明の効果】本発明は、水蒸気透過性膜として均質層
を含む複合多層中空糸膜を用いている為、汚染微生物等
の放出の危険性がなく、局部親水化現象が生じない。又
中空糸膜の気相接触側膜面に濡れを生じる事がないため
加湿効率の低下がなく、汚染物質の付着、繁殖の危険性
がないため、安全でクリーンな加湿を行う事ができる。According to the present invention, since the composite multi-layer hollow fiber membrane including the homogeneous layer is used as the water vapor permeable membrane, there is no risk of releasing contaminated microorganisms and the like, and the local hydrophilization phenomenon does not occur. In addition, since the surface of the hollow fiber membrane on the gas-phase contact side does not get wet, there is no reduction in humidification efficiency, and there is no risk of contaminants adhering or breeding, so safe and clean humidification can be performed.
【図１】本発明による一実施例の中空糸膜式加湿器の概
略図である。FIG. 1 is a schematic view of a hollow fiber membrane type humidifier according to an embodiment of the present invention.
１ ハウジング ２ 第一の流入口 ３ 第一の流出口 ４ 複合中空糸膜 ５，５′ 固定部 ６ 第二の流入口 ７ 第二の流出口 ８ 第一のヘッドカバー ９ 第二のヘッドカバー 1 Housing 2 First Inlet 3 First Outlet 4 Composite Hollow Fiber Membrane 5, 5'Fixing Part 6 Second Inlet 7 Second Outlet 8 First Head Cover 9 Second Head Cover
Claims (3)
んだ三層構造からなり且つ該均質層を構成する素材の水
蒸気透過速度が１×１０-3（ＳＴＰ）・ｃｍ3 ／ｃｍ2
・ｓｅｃ・ｃｍＨｇ以上である複合中空糸膜並びに気体
又は水の入口となる第一の流入口及び気体又は水の出口
となる第一の流出口を有するハウジングから構成され、
複合中空糸膜の端部が開口するように該ハウジングの少
なくとも一端に固定され且つ固定部材で該ハウジングの
端部が閉塞された事を特徴とする中空糸膜式加湿器。1. A water vapor permeation rate of a material having a three-layer structure in which a homogeneous layer is sandwiched from both sides by a porous layer and the material constituting the homogeneous layer has a water vapor transmission rate of 1 × 10 −3 (STP) · cm 3 / cm 2.
A composite hollow fiber membrane having a sec / cmHg or more and a housing having a first inlet for gas or water and a first outlet for gas or water,
A hollow fiber membrane humidifier, characterized in that the composite hollow fiber membrane is fixed to at least one end of the housing so that the end portion is open, and the end portion of the housing is closed by a fixing member.
を特徴とする請求項１記載の加湿器。2. The humidifier according to claim 1, wherein the composite hollow fiber membranes are bundled in a loop shape.
塞された事を特徴とする請求項１記載の加湿器。3. The humidifier according to claim 1, wherein both ends of the composite hollow fiber membrane are closed so as to open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21872993A JPH0771795A (en) | 1993-09-02 | 1993-09-02 | Humidifier of hollow yarn membrane type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21872993A JPH0771795A (en) | 1993-09-02 | 1993-09-02 | Humidifier of hollow yarn membrane type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0771795A true JPH0771795A (en) | 1995-03-17 |
Family
ID=16724527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21872993A Pending JPH0771795A (en) | 1993-09-02 | 1993-09-02 | Humidifier of hollow yarn membrane type |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0771795A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001311540A (en) * | 2000-04-28 | 2001-11-09 | Smc Corp | Arbitrary humidity generating device |
| WO2002037033A1 (en) * | 2000-11-06 | 2002-05-10 | Nok Corporation | Humidifier |
| JP2002298895A (en) * | 2001-03-30 | 2002-10-11 | Honda Motor Co Ltd | Hollow fiber membrane type humidifier |
| US6554261B2 (en) | 2000-01-19 | 2003-04-29 | Honda Giken Kogyo Kabushiki Kaisha | Humidifier |
| US6653012B2 (en) | 2000-01-19 | 2003-11-25 | Honda Giken Kogyo Kabushiki Kaisha | Humidifier |
| US6669177B2 (en) | 2001-03-30 | 2003-12-30 | Honda Giken Kogyo Kabushiki Kaisha | Humidifying module |
| US6713204B2 (en) | 2001-01-23 | 2004-03-30 | Honda Giken Kogyo Kabushiki Kaisha | Fuel cell system |
| US6755399B2 (en) | 2000-01-19 | 2004-06-29 | Honda Giken Kogyo Kabushiki Kaisha | Humidifier |
| US7223487B2 (en) | 2003-03-27 | 2007-05-29 | Nissan Motor Co., Ltd. | Fuel cell system |
| DE10102447B4 (en) * | 2000-01-19 | 2007-09-13 | Honda Giken Kogyo K.K. | Humidifier for use with a fuel cell |
| US7344790B2 (en) | 2002-11-14 | 2008-03-18 | Honda Motor Co., Ltd. | Humidified fuel cell system and process for warming the same |
| US7592083B2 (en) * | 2005-10-07 | 2009-09-22 | Gm Global Technology Operations, Inc. | Integrated air supply with humidification control for fuel cell power systems |
| DE102014210370A1 (en) | 2014-06-02 | 2015-12-03 | Volkswagen Aktiengesellschaft | Humidifier, plate, device and motor vehicle |
| CN111244499A (en) * | 2020-01-14 | 2020-06-05 | 江苏大学镇江流体工程装备技术研究院 | Humidifying membrane tube and fuel cell humidifying device |
-
1993
- 1993-09-02 JP JP21872993A patent/JPH0771795A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10102447B4 (en) * | 2000-01-19 | 2007-09-13 | Honda Giken Kogyo K.K. | Humidifier for use with a fuel cell |
| US6554261B2 (en) | 2000-01-19 | 2003-04-29 | Honda Giken Kogyo Kabushiki Kaisha | Humidifier |
| US6653012B2 (en) | 2000-01-19 | 2003-11-25 | Honda Giken Kogyo Kabushiki Kaisha | Humidifier |
| US6755399B2 (en) | 2000-01-19 | 2004-06-29 | Honda Giken Kogyo Kabushiki Kaisha | Humidifier |
| DE10102358B4 (en) * | 2000-01-19 | 2007-09-13 | Honda Giken Kogyo K.K. | Humidifier for a fuel cell |
| JP2001311540A (en) * | 2000-04-28 | 2001-11-09 | Smc Corp | Arbitrary humidity generating device |
| WO2002037033A1 (en) * | 2000-11-06 | 2002-05-10 | Nok Corporation | Humidifier |
| US7040606B2 (en) | 2000-11-06 | 2006-05-09 | Nok Corporation | Humidifier |
| DE10202471B4 (en) * | 2001-01-23 | 2007-10-04 | Honda Giken Kogyo K.K. | The fuel cell system |
| US6713204B2 (en) | 2001-01-23 | 2004-03-30 | Honda Giken Kogyo Kabushiki Kaisha | Fuel cell system |
| US6669177B2 (en) | 2001-03-30 | 2003-12-30 | Honda Giken Kogyo Kabushiki Kaisha | Humidifying module |
| JP2002298895A (en) * | 2001-03-30 | 2002-10-11 | Honda Motor Co Ltd | Hollow fiber membrane type humidifier |
| JP4653334B2 (en) * | 2001-03-30 | 2011-03-16 | 本田技研工業株式会社 | Hollow fiber membrane humidifier |
| US7344790B2 (en) | 2002-11-14 | 2008-03-18 | Honda Motor Co., Ltd. | Humidified fuel cell system and process for warming the same |
| US8298710B2 (en) | 2002-11-14 | 2012-10-30 | Honda Motor Co., Ltd. | Humidifier for fuel cell and process for warming the same |
| US7223487B2 (en) | 2003-03-27 | 2007-05-29 | Nissan Motor Co., Ltd. | Fuel cell system |
| US7592083B2 (en) * | 2005-10-07 | 2009-09-22 | Gm Global Technology Operations, Inc. | Integrated air supply with humidification control for fuel cell power systems |
| DE102014210370A1 (en) | 2014-06-02 | 2015-12-03 | Volkswagen Aktiengesellschaft | Humidifier, plate, device and motor vehicle |
| WO2015185403A2 (en) | 2014-06-02 | 2015-12-10 | Volkswagen Ag | Humidifier, plate, device, and motor vehicle |
| US10971740B2 (en) | 2014-06-02 | 2021-04-06 | Audi Ag | Humidifier, plate, device, and motor vehicle |
| CN111244499A (en) * | 2020-01-14 | 2020-06-05 | 江苏大学镇江流体工程装备技术研究院 | Humidifying membrane tube and fuel cell humidifying device |
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