JPH091182A - Flexible-structured floating photosynthesis reactor - Google Patents
Flexible-structured floating photosynthesis reactorInfo
- Publication number
- JPH091182A JPH091182A JP15625095A JP15625095A JPH091182A JP H091182 A JPH091182 A JP H091182A JP 15625095 A JP15625095 A JP 15625095A JP 15625095 A JP15625095 A JP 15625095A JP H091182 A JPH091182 A JP H091182A
- Authority
- JP
- Japan
- Prior art keywords
- reactor
- bag
- pipe
- waste water
- flexible
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/58—Reaction vessels connected in series or in parallel
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/02—Photobioreactors
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
- C12M23/14—Bags
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/56—Floating elements
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
- C12M43/06—Photobioreactors combined with devices or plants for gas production different from a bioreactor of fermenter
-
- 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
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、光合成微生物を用いた
光合成リアクターに係り、特にその光合成リアクターを
海などの水面に浮かべた柔構造浮遊式光合成リアクター
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a photosynthetic reactor using photosynthetic microorganisms, and more particularly to a flexible floating photosynthetic reactor in which the photosynthetic reactor is floated on the surface of water such as the sea.
【０００２】[0002]
【従来の技術】一般に水素は主として、石油資源の熱分
解などによって製造されているが、この場合多量の化石
燃料を原料やエネルギーとして消費することになり、結
果として多量の二酸化炭素を発生する問題がある。2. Description of the Related Art Generally, hydrogen is mainly produced by thermal decomposition of petroleum resources, but in this case, a large amount of fossil fuel is consumed as a raw material and energy, resulting in a large amount of carbon dioxide. There is.
【０００３】このため、近年におけるバイオテクノロジ
ーの急速な進展などを背景として、微生物の機能を活用
し、太陽光をエネルギー源として、効率的に水素を製造
する技術が注目されてきている。[0003] Therefore, against the background of rapid progress of biotechnology in recent years, a technique for efficiently producing hydrogen by utilizing the function of microorganisms and using sunlight as an energy source has been attracting attention.
【０００４】自然界には光合成細菌やラン藻類などの水
素発生機能を持った微生物が存在している。これらの微
生物は、石油などの化石燃料を消費することなく、太陽
光をエネルギーとして水や有機物から効率的に水素を発
生する機能を有していると同時に、増殖によって水素発
生機能の自己複製を図ることができる。In the natural world, there are microorganisms having a hydrogen generating function such as photosynthetic bacteria and cyanobacteria. These microorganisms have the function of efficiently generating hydrogen from water and organic substances using sunlight as energy without consuming fossil fuels such as petroleum, and at the same time, they are capable of self-replicating the hydrogen generating function by multiplication. Can be planned.
【０００５】従来、微生物を扱うリアクターとしては、
陸上設置型のタンク式リアクターやポンド式回遊リアク
ターなどがあり、使用目的の代表例が、下水処理場の曝
気槽や嫌気性消化槽、オキシデーションディッチ（酸化
池）などであるが、いずれも光を利用したものではな
く、これらの技術を、光合成微生物の増殖に、そのまま
適用することができない。Conventionally, as a reactor for treating microorganisms,
There are tank type reactors and pond type migratory reactors installed on land, and typical examples of the purpose of use are aeration tanks and anaerobic digestion tanks of sewage treatment plants, oxidation ditch (oxidation pond), etc. However, these techniques cannot be directly applied to the growth of photosynthetic microorganisms.
【０００６】[0006]
【発明が解決しようとする課題】この光合成微生物をリ
アクターに収容して光合成で水素を製造しようとする場
合、太陽光が微生物にまんべんなく当たるためには、リ
アクターは、密閉型で、面積が大きく、しかも、底の浅
いものとしなければならない。[Problems to be Solved by the Invention] When the photosynthetic microorganisms are housed in a reactor to produce hydrogen by photosynthesis, in order for the sunlight to be evenly exposed to the microorganisms, the reactor is a closed type and has a large area. Moreover, it must have a shallow bottom.
【０００７】しかしながら、密閉型で底の浅いものとし
て太陽光を当てると、リアクター内の温度が異常に上昇
し、微生物の育種に支障をきたすために冷却する必要が
ある。またリアクターには有機酸などを含んだ有機性廃
水の供給すると共にリアクター内で十分に撹拌する必要
があり、装置コストが、高くなる問題がある。However, when sunlight is applied as a hermetically sealed type having a shallow bottom, the temperature inside the reactor rises abnormally, and it is necessary to cool it in order to hinder the breeding of microorganisms. In addition, it is necessary to supply the organic wastewater containing an organic acid and the like to the reactor and to sufficiently stir the inside of the reactor, which causes a problem that the apparatus cost increases.
【０００８】そこで、本発明の目的は、上記課題を解決
し、光合成リアクター内の昇温を抑制し、しかも良好に
撹拌できる柔構造浮遊式光合成リアクターを提供するこ
とにある。Therefore, an object of the present invention is to solve the above problems and to provide a flexible floating photosynthesis reactor capable of suppressing the temperature rise in the photosynthesis reactor and stirring well.
【０００９】[0009]
【課題を解決するための手段】上記目的を達成するため
に、請求項１の発明は、太陽光を利用して廃水中の有機
物を分解して水素を製造する光合成微生物を収容する光
合成リアクターにおいて、プラスチックなどの柔構造の
材料で多数のリアクター袋を形成し、これらリアクター
袋の頂部に発生する水素を排出する配管を接続すると共
に各リアクター袋を海などの水面下に配置することを特
徴とする柔構造浮遊式光合成リアクターである。In order to achieve the above object, the invention of claim 1 is a photosynthetic reactor containing a photosynthetic microorganism for decomposing organic matter in wastewater to produce hydrogen by utilizing sunlight. It is characterized by forming a large number of reactor bags with a flexible structure material such as plastic, connecting a pipe for discharging hydrogen generated at the top of these reactor bags, and arranging each reactor bag below the surface of water such as the sea. This is a flexible floating photosynthesis reactor.
【００１０】請求項２の発明は、配管に、廃水を各リア
クター袋に供給する廃水供給手段を接続すると共に反応
終了後の廃水を各リアクター袋から抜き出す引抜手段を
接続した請求項１記載の柔構造浮遊式光合成リアクター
である。According to a second aspect of the present invention, the pipe is connected with a waste water supply means for supplying waste water to each reactor bag, and with a drawing means for withdrawing the waste water after the reaction from each reactor bag. It is a structure floating photosynthesis reactor.
【００１１】請求項３の発明は、引抜手段には、沈澱槽
などの分離装置が接続され、その分離装置で回収した光
合成微生物を上記配管を通してリアクター袋に返送する
返送手段を設けた請求項２記載の柔構造浮遊式光合成リ
アクターである。According to a third aspect of the present invention, the extracting means is connected to a separating device such as a settling tank, and is provided with returning means for returning the photosynthetic microorganisms collected by the separating device to the reactor bag through the pipe. It is the flexible floating photosynthesis reactor described.
【００１２】[0012]
【作用】上記構成によれば、光合成微生物を多数のリア
クター袋に収容し、そのリアクター袋を水面下に位置す
るように浮かべて設けることで、リアクター内が、波で
適度に撹拌されると共に太陽光を受けても海水などで常
時冷却されているため、過度の温度上昇が抑制され、光
合成微生物が活動できる温度に維持できる。またリアク
ター袋をプラスチックなどの柔構造の袋で形成すること
で、リアクター袋が自在に変形でき、波の揺動による衝
撃が少なく、リアクター内の廃液の給排もスムースにで
きる。According to the above construction, by accommodating the photosynthetic microorganisms in a large number of reactor bags and floating the reactor bags so that they are located below the surface of the water, the inside of the reactor is appropriately stirred by the waves and the sun Even if it receives light, it is constantly cooled by seawater, etc., so that an excessive rise in temperature can be suppressed and the temperature can be maintained at which photosynthetic microorganisms can operate. Also, by forming the reactor bag with a flexible bag such as plastic, the reactor bag can be freely deformed, the impact due to the rocking of the wave is small, and the waste liquid in the reactor can be smoothly supplied and discharged.
【００１３】[0013]
【実施例】以下、本発明の一実施例を添付図面に基づい
て詳述する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the accompanying drawings.
【００１４】図１において、１０は陸側、１１は海（沿
岸、沖合）、湖、池などの水面である。In FIG. 1, 10 is the land side, and 11 is the water surface of the sea (coast or offshore), lake, pond or the like.
【００１５】水面１１には、光合成微生物をリアクター
袋１２が水面１１下に位置するように浮かべて設けられ
る。A photosynthetic microorganism is floated on the water surface 11 so that a reactor bag 12 is located below the water surface 11.
【００１６】リアクター袋１２は、テフロン製のプラス
チック等柔構造材料で、袋状に形成され、容量として５
０l〜５ｍ3 の大きさに形成され、太陽光を透過すべく
全体に透明に、或いは少なくとも上部が透明にされる。The reactor bag 12 is made of Teflon, such as plastic, and has a flexible structure.
It is formed to have a size of 0 to 5 m 3 and is transparent as a whole so as to allow sunlight to pass therethrough, or at least an upper portion thereof is transparent.
【００１７】各リアクター袋１２は、その頂部に排水及
び発生する水素の給排口１３が形成され、その給排口１
３に配管１４が接続される。この配管１４は鋼管硬質塩
化ビニール等剛性のある管で形成してもフレキシブル管
等の可撓性のある管で形成しても良い。Each reactor bag 12 is provided with a discharge / discharge port 13 for draining and generating hydrogen at the top thereof.
A pipe 14 is connected to 3. The pipe 14 may be formed of a rigid pipe such as a steel pipe hard vinyl chloride or a flexible pipe such as a flexible pipe.
【００１８】配管１４は、主配管１４ａとその主配管１
４ａに接続された枝管１４ｂからなり、その枝管１４ｂ
にリアクター袋１２の給排口１３が取り外し可能に接続
される。The pipe 14 includes a main pipe 14a and its main pipe 1.
4a connected to the branch pipe 14b, the branch pipe 14b
The supply / discharge port 13 of the reactor bag 12 is detachably connected to the.
【００１９】このリアクター袋１２内には、糖などの有
機性廃水と光合成微生物が収容された状態で枝管１４ｂ
に取り付けられ、また適宜リアクター袋１２が水面１１
下に位置するようにその浮力が配管１４に取り付けられ
るブイ等により調整されている。In the reactor bag 12, a branch pipe 14b is provided in a state where organic wastewater such as sugar and photosynthetic microorganisms are contained.
The reactor bag 12 is attached to the water surface 11 as appropriate.
The buoyancy is adjusted by a buoy or the like attached to the pipe 14 so as to be located below.
【００２０】次に本実施例の作用を説明する。Next, the operation of this embodiment will be described.
【００２１】有機性廃水として、例えば有機酸を５，０
００ｐｐｍ含む廃水が各リアクター袋１２内に収容され
ると共に光合成微生物を収容する。As the organic waste water, for example, organic acid of 5,0
Waste water containing 00 ppm is contained in each reactor bag 12 and also contains photosynthetic microorganisms.
【００２２】リアクター袋１２内では、光合成微生物
が、水面１１から袋１２を通して入射した太陽光をエネ
ルギとして廃水中の有機物を分解すると共に光合成反応
により水素を発生する。発生した水素は、配管１４より
回収され水素貯蔵タンク（図示せず）等に貯蔵される。In the reactor bag 12, the photosynthetic microorganisms decompose the organic matter in the wastewater using the sunlight incident from the water surface 11 through the bag 12 as energy and generate hydrogen by the photosynthetic reaction. The generated hydrogen is recovered from the pipe 14 and stored in a hydrogen storage tank (not shown) or the like.
【００２３】このリアクター袋１２は、水面１１下にあ
るために、リアクター袋１２内が昇温しようとしても廻
りの海水で常時冷却されるために過度に温度上昇するこ
とがなく、また波でリアクター袋１２内が撹拌されるた
めに、光合成微生物と廃水の撹拌が良好で、光合成反応
が良好に行える。さらにリアクター袋１２は柔構造に形
成されるため変形でき、波の衝撃に対して十分な強度を
もつものとすることができる。Since the reactor bag 12 is below the water surface 11, even if an attempt is made to raise the temperature inside the reactor bag 12, it is always cooled by the surrounding sea water, so that the temperature does not rise excessively, and the reactor is caused by waves. Since the inside of the bag 12 is agitated, the photosynthetic microorganisms and the waste water are agitated well, and the photosynthetic reaction can be favorably performed. Further, since the reactor bag 12 is formed in a flexible structure, it can be deformed and can have sufficient strength against the impact of waves.
【００２４】また、リアクター袋１２内での反応が終了
したならば、新たな廃水が収容されたリアクター袋１２
に取り替えて再度上述の処理を行う。この場合、リアク
ター袋１２を取り替えずにリアクター袋１２内の上澄み
液を排水して廃液をリアクター袋１２内に注入するよう
にしてもよい。Further, when the reaction in the reactor bag 12 is completed, the reactor bag 12 containing new wastewater.
And the above-mentioned processing is performed again. In this case, the supernatant liquid in the reactor bag 12 may be drained and the waste liquid may be injected into the reactor bag 12 without replacing the reactor bag 12.
【００２５】図２は本発明の他の実施例を示したもので
ある。FIG. 2 shows another embodiment of the present invention.
【００２６】図２において、主配管１４ａの一方には、
廃水供給ポンプ等からなる廃水供給手段１５が接続さ
れ、他方には立ち上げ管１４ｃを介して気液分離器１６
が接続されると共にその気液分離器１６に引抜手段１７
が接続される。In FIG. 2, one of the main pipes 14a is
A waste water supply means 15 composed of a waste water supply pump or the like is connected, and the other end is connected to a gas-liquid separator 16 via a start-up pipe 14c.
Is connected to the gas-liquid separator 16 and withdrawing means 17
Is connected.
【００２７】この気液分離器１６は、陸側１０に設置さ
れ、主配管１４ａより立ち上げ管１４ｃを介して接続さ
れた密閉タンク１８からなり、そのタンク１８の頂部に
水素ガスのガス回収管１９が接続されると共にその回収
管１９に開閉弁２０が接続され、下部には、液抜管２１
と引抜ポンプ２２からなる引抜手段１７が接続される。The gas-liquid separator 16 is installed on the land side 10 and comprises a closed tank 18 connected from a main pipe 14a through a rising pipe 14c, and a gas recovery pipe for hydrogen gas is provided at the top of the tank 18. 19 is connected to the recovery pipe 19, and an on-off valve 20 is connected to the recovery pipe 19.
And a pulling means 17 including a pulling pump 22 are connected.
【００２８】この図２の実施例において、リアクター袋
１３内に廃水を供給する場合、ガス回収管１９の開閉弁
２０を閉として、その状態で、廃水供給手段１５より有
機物を含む廃水（光合成微生物を含む）を主配管１４ａ
をより枝管１４ｂを介してリアクター袋１２内に供給す
る。これに伴い、各リアクター袋はふくらんで内容積が
増し廃水を収容できる。In the embodiment of FIG. 2, when supplying the waste water into the reactor bag 13, the open / close valve 20 of the gas recovery pipe 19 is closed, and in that state, waste water containing organic matter (photosynthetic microorganisms) is supplied from the waste water supply means 15. Main pipe 14a
Is further supplied into the reactor bag 12 through the branch pipe 14b. Along with this, each reactor bag expands to increase the internal volume and can accommodate wastewater.
【００２９】リアクター袋１２内に廃水を供給した後
は、開閉弁２０を開として図１と同様に各リアクター袋
１２内で光合成反応を行う。光合成反応で生じた水素は
給排口１３より枝管１４ｂ、主配管１４ａを介し、さら
に立ち上げ管１４ｃを介して気液分離器１６内に導入さ
れ、水素等のガスが回収管１９より水素貯蔵タンク等に
貯蔵される。After supplying the waste water into the reactor bag 12, the on-off valve 20 is opened and the photosynthetic reaction is performed in each reactor bag 12 as in FIG. Hydrogen generated by the photosynthetic reaction is introduced into the gas-liquid separator 16 from the supply / discharge port 13 via the branch pipe 14b, the main pipe 14a, and the rising pipe 14c, and a gas such as hydrogen is collected from the recovery pipe 19 through the recovery pipe 19. It is stored in a storage tank.
【００３０】光合成反応が終了したならば、回収管１９
の開閉弁２０を閉じ、引抜手段１７の引抜ポンプ２２を
作動することで、密閉タンク１８内が負圧となりリアク
ター袋１２内の廃水が配管１４を介して密閉タンク１８
内に導入されると共に液抜管２１より排水される。When the photosynthetic reaction is completed, the recovery tube 19
By closing the on-off valve 20 and operating the pulling pump 22 of the pulling means 17, the inside of the closed tank 18 becomes a negative pressure, and the waste water in the reactor bag 12 is closed via the pipe 14.
It is introduced into the inside and drained from the drain pipe 21.
【００３１】リアクター袋１２内の廃水の引き抜きが完
了したならば、引抜手段１７を停止し、上述のように廃
水供給手段１５より有機物を含む廃水を供給する。When the drainage of the waste water in the reactor bag 12 is completed, the drainage means 17 is stopped, and the wastewater containing means is supplied with the wastewater from the wastewater supply means 15 as described above.
【００３２】この図２の実施例においては、リアクター
袋１２内の廃水の供給・排出は、リアクター袋１２が変
形自在でその容積を可変にできるため廃水供給手段１５
と引抜手段１７の作動で簡単に行える。In the embodiment of FIG. 2, the waste water is supplied and discharged from the reactor bag 12 because the reactor bag 12 is deformable and its volume can be varied.
This can be easily done by operating the drawing means 17.
【００３３】図３は本発明のさらに他の実施例を示した
ものであり、基本構成は図２の実施と同じである。FIG. 3 shows still another embodiment of the present invention, and the basic construction is the same as that of the embodiment shown in FIG.
【００３４】図３の実施例において、廃水供給手段１５
の吐出側には、微生物戻し管２３が接続される。また引
抜手段２２の吐出側には、沈澱槽（或いは沈澱池）２４
が接続される。気液分離槽１６内の反応終了後の廃水
は、引抜手段２２より沈澱槽２４に供給され、そこで固
液分離がなされ、上澄液は、排水管２５より海等に排水
され、沈澱物は、微生物が含まれるため、これを返送手
段２６より微生物戻し管２３、配管１４を介して再度リ
アクター袋１２に供給できるように構成したものであ
る。微生物の分離方法は、沈殿池でなく、加圧浮上でも
遠心分離でもよい。In the embodiment of FIG. 3, the waste water supply means 15
The microorganism return pipe 23 is connected to the discharge side of the. A settling tank (or settling tank) 24 is provided on the discharge side of the drawing means 22.
Is connected. The waste water after the reaction in the gas-liquid separation tank 16 is supplied to the settling tank 24 by the drawing means 22, and solid-liquid separation is performed therein, and the supernatant liquid is drained to the sea or the like through the drain pipe 25, and the precipitate is Since the microorganisms are contained, it can be supplied to the reactor bag 12 again from the returning means 26 through the microorganisms return pipe 23 and the pipe 14. The method for separating microorganisms may be pressure floating or centrifugation instead of the sedimentation tank.
【００３５】この光合成微生物を戻す場合、廃水供給手
段１５でリアクター袋１２に廃水を供給する時に、返送
手段２６を作動して廃水と共に光合成微生物をリアクタ
ー袋１２内に供給することで、微生物を再利用すること
ができる。When this photosynthetic microorganism is returned, when the wastewater is supplied to the reactor bag 12 by the wastewater supply means 15, the return means 26 is operated to supply the photosynthetic microorganism together with the wastewater into the reactor bag 12 to re-produce the microorganism. Can be used.
【００３６】[0036]
【発明の効果】以上要するに本発明によれば、光合成微
生物をリアクター袋に収容しそのリアクター袋を水面下
に位置するように浮かべて設けることで、リアクター内
が、波で適度に撹拌されると共に太陽光を受けても海水
などで常時冷却されているため、過度の温度上昇が抑制
され、光合成微生物が活動できる温度に維持できる。ま
たリアクター袋をプラスチックなどの柔構造の袋で形成
することで、リアクター袋が自在に変形でき、波の揺動
による衝撃が少なく、リアクター内の廃液の給排もスム
ースにできる。In summary, according to the present invention, the photosynthetic microorganisms are accommodated in the reactor bag and the reactor bag is floated so as to be located below the water surface, whereby the inside of the reactor is appropriately stirred by the waves. Even if it receives sunlight, it is constantly cooled by seawater, etc., so that an excessive rise in temperature can be suppressed and the temperature can be maintained at which photosynthetic microorganisms can operate. Also, by forming the reactor bag with a flexible bag such as plastic, the reactor bag can be freely deformed, the impact due to the rocking of the wave is small, and the waste liquid in the reactor can be smoothly supplied and discharged.
【図１】本発明の一実施例を示す概略斜視図である。FIG. 1 is a schematic perspective view showing one embodiment of the present invention.
【図２】本発明の他の実施例を示す断面図である。FIG. 2 is a sectional view showing another embodiment of the present invention.
【図３】本発明の他の実施例を示す断面図である。FIG. 3 is a sectional view showing another embodiment of the present invention.
１１ 水面 １２ リアクター袋 １４ 配管 １５ 廃水供給手段 １７ 引抜手段 11 Water Surface 12 Reactor Bag 14 Piping 15 Waste Water Supply Means 17 Extraction Means
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 //(Ｃ１２Ｐ 3/00 Ｃ１２Ｒ 1:01） (Ｃ１２Ｐ 3/00 Ｃ１２Ｒ 1:89） (72)発明者 内山 茂 東京都港区西新橋２丁目８番11号 財団法 人 地球環境産業技術研究機構ＣＯ２固定 化等プロジェクト室内 (72)発明者 福永 栄 東京都港区西新橋２丁目８番11号 財団法 人 地球環境産業技術研究機構ＣＯ２固定 化等プロジェクト室内 (72)発明者 泉 雅之 東京都港区西新橋２丁目８番11号 財団法 人 地球環境産業技術研究機構ＣＯ２固定 化等プロジェクト室内─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 6 Identification code Internal reference number FI Technical display part // (C12P 3/00 C12R 1:01) (C12P 3/00 C12R 1:89) (72) Inventor Shigeru Uchiyama 2-8-11 Nishi-shinbashi, Minato-ku, Tokyo Foundation Lawyer Institute for Global Environmental Industrial Technology CO2 fixation etc. Project room (72) Inventor Sakae Fukunaga 2-8-11 Nishi-shinbashi, Minato-ku, Tokyo Institute for Global Environment and Industrial Technology CO2 Immobilization Project Room (72) Inventor Masayuki Izumi 2-8-11 Nishishinbashi, Minato-ku, Tokyo Foundation Office National Institute for Global Environmental Technology Research CO2 Immobilization Project Room
Claims (3)
して水素を製造する光合成微生物を収容する光合成リア
クターにおいて、プラスチックなどの柔構造の材料で多
数のリアクター袋を形成し、これらリアクター袋の頂部
に発生する水素を排出する配管を接続すると共に各リア
クター袋を海などの水面下に配置することを特徴とする
柔構造浮遊式光合成リアクター。1. A photosynthesis reactor containing a photosynthetic microorganism that decomposes organic matter in wastewater to produce hydrogen by utilizing sunlight, and a large number of reactor bags are formed of a flexible structure material such as plastic, and these reactors are formed. A flexible floating photosynthesis reactor characterized in that a pipe for discharging hydrogen generated at the top of the bag is connected and each reactor bag is arranged below the surface of the water such as the sea.
る廃水供給手段を接続すると共に反応終了後の廃水を各
リアクター袋から抜き出す引抜手段を接続した請求項１
記載の柔構造浮遊式光合成リアクター。2. The pipe is connected to a waste water supply means for supplying waste water to each reactor bag and a drawing means for drawing out the waste water after the reaction from each reactor bag.
The flexible floating photosynthesis reactor described.
接続され、その分離装置で回収した光合成微生物を上記
配管を通してリアクター袋に返送する返送手段を設けた
請求項２記載の柔構造浮遊式光合成リアクター。3. The flexible floating according to claim 2, wherein a separating device such as a settling tank is connected to the extracting means, and returning means for returning the photosynthetic microorganisms collected by the separating device to the reactor bag through the pipe is provided. Photosynthesis reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15625095A JP3248829B2 (en) | 1995-06-22 | 1995-06-22 | Flexible floating photosynthetic reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15625095A JP3248829B2 (en) | 1995-06-22 | 1995-06-22 | Flexible floating photosynthetic reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH091182A true JPH091182A (en) | 1997-01-07 |
| JP3248829B2 JP3248829B2 (en) | 2002-01-21 |
Family
ID=15623677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15625095A Expired - Fee Related JP3248829B2 (en) | 1995-06-22 | 1995-06-22 | Flexible floating photosynthetic reactor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3248829B2 (en) |
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|---|---|---|---|---|
| JP2006095394A (en) * | 2004-09-29 | 2006-04-13 | Akio Asahi | Method for purifying drinking water |
| JP2007330215A (en) * | 2006-06-19 | 2007-12-27 | Electric Power Dev Co Ltd | Culture tool for microalgae |
| WO2008153202A1 (en) * | 2007-06-14 | 2008-12-18 | Waseda University | Method of culturing photosynthetic microorganism using photosynthetic reactor allowed to float on water surface and photosynthetic reactor for producing hydrogen gas by photosynthetic microorganism |
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| JP2011251286A (en) * | 2005-03-03 | 2011-12-15 | National Institute Of Advanced Industrial Science & Technology | Water treated by reducing concentration of nutrient salt in salt water and method for producing the same |
| JP2007330215A (en) * | 2006-06-19 | 2007-12-27 | Electric Power Dev Co Ltd | Culture tool for microalgae |
| JP2010507368A (en) * | 2006-10-20 | 2010-03-11 | アリゾナ ボード オブ リージェンツ フォー アンド オン ビハーフ オブ アリゾナ ステイト ユニバーシティ | System and method for growing photosynthetic cells |
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| WO2009051479A2 (en) * | 2007-10-15 | 2009-04-23 | Algaelink N.V. | Photobioreactor and method for the production of phototropic organisms |
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