JPH05253595A - Apparatus for treating organic waste - Google Patents
Apparatus for treating organic wasteInfo
- Publication number
- JPH05253595A JPH05253595A JP32341891A JP32341891A JPH05253595A JP H05253595 A JPH05253595 A JP H05253595A JP 32341891 A JP32341891 A JP 32341891A JP 32341891 A JP32341891 A JP 32341891A JP H05253595 A JPH05253595 A JP H05253595A
- Authority
- JP
- Japan
- Prior art keywords
- tank
- organic waste
- anaerobic
- filter bed
- treatment
- 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
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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
- Processing Of Solid Wastes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Treatment Of Sludge (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、生物体廃棄物を含む有
機廃棄物を浄化処理する有機廃棄物処理装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an organic waste treatment device for purifying organic waste including biological waste.
【0002】[0002]
【従来の技術】生活汚水あるいは生ゴミ等の有機廃棄物
は、高濃度の有機物富栄養無機塩類を多量に含んでお
り、これらの物質が未処理のまま河川、湖沼、海などに
放流されると、酸素の不足、腐敗、あるいは藻類の異常
繁殖を招き、水質汚濁の原因となる。2. Description of the Related Art Organic waste such as domestic sewage or garbage contains a large amount of high-concentration organic matter-rich nutrient inorganic salts, and these substances are discharged untreated to rivers, lakes, seas, etc. In addition, it leads to water pollution due to lack of oxygen, spoilage, or abnormal growth of algae.
【0003】従来、排出された有機廃棄物は地方自治体
等により回収され、大規模な処理設備によって焼却等に
より処理されており、それに伴う経費は莫大である。Conventionally, the discharged organic waste is collected by a local government or the like and is processed by incineration or the like by a large-scale processing facility, and the cost associated therewith is enormous.
【0004】また、近年、有機廃棄物中に含まれる微生
物による浄化作用を利用した、所謂生ゴミ処理装置も一
部試験的に使用されているが、分解後の汚泥の量が多
く、回収が必要であるために処理装置に広大な面積を要
し、また、処理時間も長時間を要するという欠点があ
る。[0004] In recent years, a so-called food waste treatment device, which utilizes the purifying action of microorganisms contained in organic waste, has also been used on a trial basis. However, the amount of sludge after decomposition is large and recovery is difficult. Since it is necessary, there is a drawback that the processing device requires a vast area and the processing time is long.
【0005】[0005]
【発明が解決しようとする課題】本発明の目的は、かか
る有機廃棄物を、生物処理操作によって短時間で、高度
に浄化することができる装置を提供することにある。SUMMARY OF THE INVENTION An object of the present invention is to provide a device capable of highly purifying such organic waste by biological treatment operation in a short time.
【0006】[0006]
【課題を解決するための手段】本発明は、投入された有
機廃棄物を嫌気性微生物によって嫌気性処理する嫌気濾
床槽と、この嫌気濾床槽で処理された処理物を好気性微
生物によって再処理する第1及び第2の生物膜濾過槽を
備えた有機廃棄物処理装置である。The present invention is directed to an anaerobic filter tank for anaerobically treating an input organic waste with an anaerobic microorganism, and a treated product treated with the anaerobic filter tank with an aerobic microorganism. It is an organic waste processing apparatus provided with the 1st and 2nd biofilm filtration tanks which are reprocessed.
【0007】ここで、嫌気濾床槽内に、格子状に形成し
た合成樹脂ネットを縦方向に複数積層した微生物着床層
を設けることができる。[0007] Here, in the anaerobic filter bed tank, it is possible to provide a microorganism-implantation layer in which a plurality of synthetic resin nets formed in a lattice shape are vertically laminated.
【0008】また、生物膜濾過槽内に、気孔率35〜4
5%で、且つ4〜20mmの大きさの多孔質セラミック
スを充填した微生物着床層を形成し、更にこの微生物着
床層に空気を供給する空気供給機構を備えることができ
る。Further, the porosity of 35 to 4 is provided in the biofilm filtration tank.
An air supply mechanism may be provided which forms a microbial implantation layer filled with porous ceramics having a size of 5% and a size of 4 to 20 mm, and further supplies air to the microbial implantation layer.
【0009】さらに、生物処理された処理物の汚泥を沈
澱させる沈澱室を備え、この沈澱室の汚泥を、嫌気濾床
槽に返送する循環機構を備えることもできる。Further, it is possible to provide a settling chamber for settling the sludge of the biologically treated product, and to provide a circulation mechanism for returning the sludge in the settling chamber to the anaerobic filter bed tank.
【0010】[0010]
【作用】有機廃棄物処理装置に投入された有機廃棄物
は、先ず嫌気濾床槽で処理され、次いで生物膜濾過槽に
よって再処理され、本来が腐敗し易い有機廃棄物の性質
を利用した処理時間の短い効率的な処理が可能となる。[Function] The organic waste introduced into the organic waste treatment device is first treated in the anaerobic filter bed tank, and then reprocessed in the biofilm filter tank, and the treatment using the nature of the organic waste which is originally perishable. Efficient processing in a short time is possible.
【0011】その際、生物膜濾過槽内に多孔質セラミッ
クスを充填した微生物着床層を形成することによって、
この微生物着床層に好気性微生物を高濃度に付着増殖さ
せることができるようになり、空気供給機構からの噴出
する空気の作用とも相俟って好気性微生物(一部嫌気性
微生物)による浄化処理が促進される。At this time, by forming a microbial implantation layer filled with porous ceramics in the biofilm filtration tank,
It becomes possible to attach and grow aerobic microorganisms in a high concentration on this microbial implantation layer, and in combination with the action of air ejected from the air supply mechanism, purification by aerobic microorganisms (partly anaerobic microorganisms) Processing is accelerated.
【0012】さらに、嫌気濾床槽に返送する循環機構を
備えたことによって、沈澱室内に汚泥が堆積することが
なくなる。Further, since the circulation mechanism for returning the sludge to the anaerobic filter bed tank is provided, sludge does not accumulate in the sedimentation chamber.
【0013】[0013]
【実施例】図1は本発明の有機廃棄物処理装置を示す平
面図、図2は同側面図、図3は図1のA−A線断面図、
図4は図2のB−B線断面図、図5は図1のC−C線断
面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a plan view showing an organic waste treatment apparatus of the present invention, FIG. 2 is a side view of the same, and FIG.
4 is a sectional view taken along line BB of FIG. 2, and FIG. 5 is a sectional view taken along line CC of FIG.
【0014】有機廃棄物処理装置50は、容器1の上面
の一端に粉砕有機廃棄物の投入口2を有し、この投入口
2の下部を、有機廃棄物自体が有する微生物によって嫌
気性処理を行う嫌気濾床槽3としている。更に、この嫌
気性濾床槽3に連通し、好気性処理を行う第1及び第2
の生物膜濾過槽4、5を設け、合計三槽からなる生物処
理槽を備えている。6は第2の濾過槽5と連通し、生物
処理された処理水の汚泥分を分離する沈澱室、7は沈澱
室6と連通し、処理された上澄み液を排出口7aから排
出するための処理水槽である。また、嫌気濾床槽3、第
1の生物膜濾過槽4、第2の生物膜濾過槽5、沈澱室6
及び処理水槽7の間は、それぞれ隔壁8a〜8gが形成
されている。The organic waste treatment apparatus 50 has an input port 2 for crushed organic waste at one end of the upper surface of the container 1, and the lower part of the input port 2 is anaerobically treated by microorganisms contained in the organic waste itself. The anaerobic filter bed tank 3 is used. Further, the first and second communicating with the anaerobic filter bed tank 3 to perform aerobic treatment
The biological membrane filtration tanks 4 and 5 are provided, and the biological treatment tanks having a total of three tanks are provided. 6 is a settling chamber which communicates with the second filtration tank 5 and separates sludge from the biologically treated treated water, and 7 which communicates with the settling chamber 6 for discharging the treated supernatant from the outlet 7a. It is a treated water tank. Further, the anaerobic filter bed tank 3, the first biofilm filtration tank 4, the second biofilm filtration tank 5, and the precipitation chamber 6
Partition walls 8a to 8g are formed between the and treated water tanks 7, respectively.
【0015】嫌気濾床槽3は、本来が腐敗しやすい有機
廃棄物を効果的に一次処理するためのものであり、この
嫌気濾床槽3内には、嫌気性微生物を高濃度に着床維持
するために、格子状に形成した合成樹脂ネットを縦方向
に複数積層した微生物着床層9が、上方の導入空間10
と下方溜11を残して設けられている。嫌気濾床槽3に
投入される有機廃棄物は、粉砕機Dによって1〜10μ
m程度に粉砕すると、嫌気性微生物による生物処理をよ
り効果的に行うことができる。The anaerobic filter bed tank 3 is for effectively primary treatment of organic waste which is originally perishable, and the anaerobic filter bed tank 3 has a high concentration of anaerobic microorganisms implanted therein. In order to maintain the microorganism-implanted layer 9 in which a plurality of synthetic resin nets formed in a lattice shape are vertically laminated, the introduction space 10 is provided above.
And the lower reservoir 11 is provided. The organic waste put into the anaerobic filter bed tank 3 is 1 to 10 μm by the crusher D.
When pulverized to about m, biological treatment with anaerobic microorganisms can be performed more effectively.
【0016】二次処理を行う第1の生物膜濾過槽4に
は、流入汚水のための上方の流入空間12と、下方に設
けた相当の深さの下方溜13を設け、この間に塊状の多
孔質セラミックス14aを充填した微生物着床層14を
形成されている。さらに微生物着床層14の底面には、
着床した好気性微生物の浄化作用の活性化を促すため
に、導入パイプ15から導入される空気を微生物着床層
14の全面に供給する空気吹出し床16が設けられてい
る。The first biofilm filtration tank 4 for the secondary treatment is provided with an upper inflow space 12 for inflowing sewage and a lower reservoir 13 of a considerable depth provided below, between which a block-like structure is formed. The microbial implantation layer 14 filled with the porous ceramics 14a is formed. Furthermore, on the bottom surface of the microorganism implantation layer 14,
An air blowing bed 16 is provided to supply the air introduced from the introduction pipe 15 to the entire surface of the microbial implantation layer 14 in order to promote the activation of the purification action of the aerobic microorganisms that have been implanted.
【0017】微生物着床層14を形成するための塊状の
多孔質セラミックス14aとしては、気孔率35〜45
%と従来のリアクタに比べ比表面積が大きく、且つ4〜
20mmの不均一な大きさのセラミックス塊を使用し
た。この塊状の多孔質セラミックス14aは、浄化のた
めの好気性微生物の着床のためには、不均一の大きさの
ものを使用してセラミックス塊14aの間を汚水が自由
に通過する通路の形成が必要である。The lump-shaped porous ceramics 14a for forming the microbial implantation layer 14 has a porosity of 35 to 45.
%, The specific surface area is larger than that of conventional reactors, and
A 20 mm non-uniform size ceramic mass was used. In order to implant aerobic microorganisms for purification, this lump-shaped porous ceramics 14a should be of a non-uniform size to form a passage through which sewage freely passes between the ceramic lumps 14a. is necessary.
【0018】第1の生物膜濾過槽4の下方溜13は、剥
離した生物膜及び沈澱物が次へ移流する際に一次滞留す
る緩衝的役割を果たし、さらに空気吹出し床16からの
エアレーションによって生じる水流で、生物膜及び沈澱
物の攪拌分解作用も同時に行われる。The lower reservoir 13 of the first biofilm filtration tank 4 plays the role of a buffer for the separated biofilm and the sediment to temporarily stay when advancing to the next, and is further generated by aeration from the air blowing bed 16. In the water stream, the action of stirring and decomposing the biofilm and the precipitate is simultaneously performed.
【0019】第1の生物膜濾過槽4内で二次処理された
処理水を、更に三次処理する第2の生物膜濾過槽5は、
その上方と下方に汚水導入室17と処理水を溜める処理
水溜18を設け、残空間に第1の生物膜濾過槽4と同様
の、塊状の多孔質セラミックス19aが充填された微生
物着床層19を設けている。さらに、この微生物着床層
19の底面には、第1の生物膜濾過槽4と同様に、空気
導入のための導入パイプ20からの空気を吹き上げる空
気吹出し床21が設けられている。ここで、第2の生物
膜濾過槽5内の、微生物着床層19を、第1の生物膜濾
過槽4内の微生物着床層14より嵩高に形成したのは、
生物処理をより高度に実施するためである。The second biofilm filtration tank 5 for thirdly treating the treated water secondarily treated in the first biofilm filtration tank 4 is
A sewage introduction chamber 17 and a treated water reservoir 18 for accumulating treated water are provided above and below it, and a microbial implantation layer 19 in which the remaining space is filled with massive porous ceramics 19a similar to the first biofilm filtration tank 4 Is provided. Further, as with the first biofilm filtration tank 4, an air blowing bed 21 for blowing up air from the introduction pipe 20 for introducing air is provided on the bottom surface of the microorganism implantation layer 19. Here, the microbial implantation layer 19 in the second biofilm filtration tank 5 is formed to be bulkier than the microbial implantation layer 14 in the first biofilm filtration tank 4,
This is because the biological treatment is carried out at a higher level.
【0020】22は、2区画に分割された生物膜濾過槽
4の各室に形成され、下方溜11の一次処理水を、第1
の生物膜濾過槽4上方の流入空間12に導くための導入
路を示す。この場合、一次処理された処理物が一時に多
量に二次処理槽内に移流しないように、図4に示すよう
に、それぞれの導入路22は半円状に形成し、流路断面
を絞った構造にするのがよい。22 is formed in each chamber of the biofilm filtration tank 4 divided into two compartments, and the primary treated water of the lower pool 11 is
The introduction path for leading to the inflow space 12 above the biofilm filtration tank 4 is shown. In this case, as shown in FIG. 4, each introduction path 22 is formed in a semicircular shape so as to prevent a large amount of the primary processed material from advancing into the secondary processing tank at one time, and the flow path cross section is narrowed. It is better to have a different structure.
【0021】また23は、二次処理を行う第1の生物膜
濾過槽4と三次処理を行う第2の生物膜濾過槽5との間
の二重隔壁8c,8dの間に形成され、第2の生物膜濾
過槽5の下方溜13の処理水を、第2の生物膜濾過槽5
の上方の導入室17に移送するための搬送空間を示す。Further, 23 is formed between the double partition walls 8c and 8d between the first biofilm filtration tank 4 for performing the secondary treatment and the second biofilm filtration tank 5 for performing the tertiary treatment. The treated water in the lower reservoir 13 of the second biofilm filtration tank 5 is used as the second biofilm filtration tank 5
The transfer space for transfer to the introduction chamber 17 above is shown.
【0022】第2の生物膜濾過槽5から沈澱室6への処
理水の移流は、第2の生物膜濾過槽5と沈澱室6との間
の隔壁8eの最下位置に設けた導入口24によって行わ
れる。さらに最終位置に形成された処理水槽7への処理
水の導入は、沈澱室6と処理水槽7との間に設けられ、
それぞれ上方と下方を解放した二重の隔壁8f,8gの
搬送空間25によって行われる。Advection of the treated water from the second biofilm filtration tank 5 to the precipitation chamber 6 is carried out by an inlet provided at the lowest position of the partition wall 8e between the second biofilm filtration tank 5 and the precipitation chamber 6. 24. Further, the introduction of the treated water into the treated water tank 7 formed at the final position is provided between the precipitation chamber 6 and the treated water tank 7,
This is performed by the transfer space 25 of the double partition walls 8f and 8g whose upper side and lower side are opened.
【0023】26は装置の外部に設けられた圧縮空気排
出用のコンプレッサCと連通したエアリフト用の空気導
入パイプ、また27は沈澱室6の下部に開口し、沈澱し
た汚泥を随時嫌気濾床槽2に返送する汚泥返送パイプで
ある。これによって、沈澱室6内の汚泥が吸い上げら
れ、空気とともに嫌気濾床槽3内に移送されることとな
る。なお、28は隔壁8a〜8eの上部に穿設した過流
入水の移流口である。Reference numeral 26 is an air introduction pipe for air lift which communicates with a compressor C for discharging compressed air provided outside the apparatus, and 27 is opened in the lower part of the sedimentation chamber 6 so that sedimented sludge is anaerobic filter bed tank at any time. It is a sludge return pipe returned to 2. As a result, the sludge in the settling chamber 6 is sucked up and transferred to the anaerobic filter bed tank 3 together with the air. In addition, 28 is the advection port of the excess inflow water provided in the upper part of the partition walls 8a-8e.
【0024】上記構成の有機廃棄物処理装置において、
有機廃棄物の生物学的処理は次の要領で行われる。In the organic waste treatment device having the above structure,
The biological treatment of organic waste is performed as follows.
【0025】嫌気濾床槽3の投入口2から投入された1
〜10μm程度に粉砕された有機廃棄物は、先ず嫌気濾
床槽3内で嫌気的廃酵が行われる。その際、嫌気濾床槽
3内に充填した格子状の合成樹脂ネットの微生物着床層
9によって嫌気性微生物の着床が促進され、嫌気性処理
が効率的に行われる。1 introduced from the inlet 2 of the anaerobic filter bed tank 3
The organic waste pulverized to about 10 μm is first subjected to anaerobic fermentation in the anaerobic filter bed tank 3. At that time, the implantation of anaerobic microorganisms is promoted by the microbial implantation layer 9 of the lattice-shaped synthetic resin net filled in the anaerobic filter bed tank 3, and the anaerobic treatment is efficiently performed.
【0026】嫌気性微生物によって一次処理された下方
溜11部の一次処理水は、嫌気性濾過槽3と第1の生物
膜濾過槽4とを連通する導入路22によって、第1の生
物膜濾過槽4の上方の流入空間12に導かれる。The primary treated water of the lower reservoir 11 part that has been subjected to the primary treatment with anaerobic microorganisms is subjected to the first biofilm filtration through the introduction passage 22 that connects the anaerobic filtration tank 3 and the first biofilm filtration tank 4. It is guided to the inflow space 12 above the tank 4.
【0027】第1の生物膜濾過槽4に流入した一次処理
水は、ここで二次処理として好気性微生物による好気性
処理が行われる。このように、好気性微生物による二次
処理の前に嫌気性微生物による一次処理を行っているた
め、溶存有機物、固形有機物は還元分解され、その負荷
が軽減される。The primary treated water that has flowed into the first biofilm filtration tank 4 is then subjected to aerobic treatment with aerobic microorganisms as a secondary treatment. As described above, since the primary treatment with the anaerobic microorganism is performed before the secondary treatment with the aerobic microorganism, the dissolved organic matter and the solid organic matter are reductively decomposed and the load thereof is reduced.
【0028】また、第1の生物膜濾過槽4内において
は、充填した粒状多孔質セラミックス14aと、このセ
ラミックス14aの下部の空気吹出し床16からのエア
レーションよって、好気的に生物処理が行われる。第1
の生物膜濾過槽4内に充填した粒状多孔質セラミックス
14aは、上記したように微生物を高濃度に付着増殖さ
せるのに適当な構造を有しており、この粒状多孔質セラ
ミックス14aに付着した高濃度の生物膜によって、食
物連作が都合よく行われ、又物理的濾過も併せて行わ
れ、浄化力、処理能力が著しく増大する。Further, in the first biofilm filtration tank 4, biological treatment is aerobically carried out by the aeration from the filled granular porous ceramics 14a and the air blowing bed 16 below the ceramics 14a. .. First
The granular porous ceramics 14a filled in the biofilm filtration tank 4 has a structure suitable for adhering and proliferating microorganisms at a high concentration as described above. Due to the high concentration of biofilm, continuous food production is carried out and physical filtration is also carried out, and the purification power and the treatment capacity are remarkably increased.
【0029】第1の生物膜濾過槽4内で二次処理された
処理水は、第2の生物膜濾過槽5内に充填した多孔質セ
ラミックス19aの生物膜によって、更に高度の好気的
生物処理が行われる。The treated water that has been secondarily treated in the first biofilm filtration tank 4 is further aerobic organism of a higher degree due to the biofilm of the porous ceramics 19a filled in the second biofilm filtration tank 5. Processing is performed.
【0030】嫌気濾床槽3、第1の生物膜濾過槽4及び
第2の生物膜濾過槽5の三槽からなる生物処理槽で高度
に浄化処理された処理水は、更に下流の沈澱室6へ移流
し、剥離した生物膜が沈澱室6内で汚泥となって沈澱す
る。沈澱した汚泥は設置した汚泥返送パイプ27によっ
て、一次処理を行う嫌気濾床槽3へと随時循環返送され
る。このため、発生する汚泥が沈澱室6内に堆積せず、
長期にわたってメンテナンスが不要となる。また、汚泥
を沈下させた処理水は、搬送空間25を通って、終端の
処理水槽7へと移行し、上端部に設けた排水口7aか
ら、処理済の上澄み液として外部に排出される。The treated water which has been highly purified by the biological treatment tank consisting of the anaerobic filter bed tank 3, the first biofilm filter tank 4 and the second biofilm filter tank 5 is further downstream in the precipitation chamber. The biofilm that has been advected to 6 and has separated off becomes sludge in the precipitation chamber 6 and precipitates. The sludge that has settled is circulated and returned to the anaerobic filter bed tank 3 for primary treatment by the installed sludge return pipe 27 as needed. Therefore, the generated sludge does not accumulate in the settling chamber 6,
Maintenance is unnecessary for a long period of time. Further, the treated water in which the sludge has settled passes through the transfer space 25, moves to the treated water tank 7 at the end, and is discharged to the outside as a treated supernatant liquid from the drain port 7a provided at the upper end.
【0031】このように、本発明の有機廃棄物処理装置
では、腐敗しやすい有機廃棄物をまず嫌気性処理槽で処
理し、この嫌気性処理槽で一次処理された処理水を、生
物膜濾過槽内で二次及び三次処理する。このため、本来
が腐敗しやすい有機廃棄物を効率的に浄化処理すること
ができる。また、生物膜濾過槽内には、好気性微生物を
高い濃度で付着増殖させる粒状多孔質セラミックスを濾
過材として充填しているため、高濃度の好気性微生物に
よる生物処理と、物理的濾過が効率的に行われるように
なる。更に装置全体が比較的小型でありながら、有機廃
棄物の処理速度が大幅に向上し、一般家庭の有機廃棄物
程度であれば、1.5〜2時間程度で浄化処理が可能と
なる。As described above, in the organic waste treatment apparatus of the present invention, the perishable organic waste is first treated in the anaerobic treatment tank, and the treated water which is primarily treated in the anaerobic treatment tank is subjected to biofilm filtration. Perform secondary and tertiary treatments in the tank. Therefore, it is possible to efficiently purify the organic waste that is originally perishable. In addition, the biofilm filtration tank is filled with granular porous ceramics that adheres and proliferates aerobic microorganisms at a high concentration as a filter material, so biological treatment by a high concentration of aerobic microorganisms and physical filtration are efficient. It will be carried out. Further, although the entire apparatus is relatively small, the processing speed of organic waste is greatly improved, and if it is about the level of general household organic waste, it becomes possible to carry out purification treatment in about 1.5 to 2 hours.
【0032】以下、上記装置を用いて、一般家庭で排出
された有機廃棄物を処理したときの具体的な条件と効果
を示す。The specific conditions and effects of treating organic waste discharged in a general household using the above apparatus will be described below.
【0033】一般家庭で排出された1kgの生ごみを、
粉砕器で約5μmに粉砕し、これに4lの水道水を加え
て混和した。この有機排水は、BODが6.864mg
/l、CODが9.867mg/l、pHが6.2であ
った。1 kg of food waste discharged from a general household
It was crushed to about 5 μm with a crusher, and 4 l of tap water was added thereto and mixed. This organic wastewater has a BOD of 6.864 mg.
/ L, COD was 9.867 mg / l, and pH was 6.2.
【0034】この有機排水を上記装置に投入し90分間
処理したところ、処理後の水質は、BODが6.4mg
/l、CODが11.1mg/lとなり、BOD除去率
が99.9%、COD除去率が99.8%と特出した除
去率を示した。また装置内の固形有機物も一定量を保っ
たままで、増加することもなかった。When this organic waste water was put into the above apparatus and treated for 90 minutes, the water quality after treatment was BOD of 6.4 mg.
/ L, COD was 11.1 mg / l, the BOD removal rate was 99.9%, and the COD removal rate was 99.8%. Further, the solid organic matter in the device also remained constant and did not increase.
【0035】[0035]
【発明の効果】本考案によって以下の効果を奏すること
ができる。According to the present invention, the following effects can be obtained.
【0036】 嫌気性微生物による一次処理と、好気
性微生物による二次処理によって、効率的でしかも高度
な処理が可能となる。The primary treatment with anaerobic microorganisms and the secondary treatment with aerobic microorganisms enable efficient and sophisticated treatment.
【0037】 多孔質セラミックスを充填した微生物
着床層を形成することによって、好気性微生物を高濃度
に付着増殖させることができ、生物処理能力を大幅に向
上させることができる。By forming the microorganisms-implanted layer filled with the porous ceramics, aerobic microorganisms can be attached and proliferated at a high concentration, and the biological treatment capacity can be significantly improved.
【0038】 処理効率が優れるため各種動物死体の
処理にも適用できる。Since the treatment efficiency is excellent, it can be applied to the treatment of various animal carcasses.
【0039】 有機廃棄物の投入後、2時間程度で浄
水化できる。Water can be purified in about 2 hours after the introduction of the organic waste.
【0040】 沈澱した汚泥が嫌気濾床槽に返送され
るため、汚泥が沈澱室内に堆積することがなく、メンテ
ナンスが容易となる。Since the sludge that has settled is returned to the anaerobic filter bed tank, sludge does not accumulate in the settling chamber, and maintenance is facilitated.
【図1】本発明の有機廃棄物処理装置を示す概略平面図
である。FIG. 1 is a schematic plan view showing an organic waste treatment device of the present invention.
【図2】図1に示す有機廃棄物処理装置の概略側面図で
ある。FIG. 2 is a schematic side view of the organic waste treatment device shown in FIG.
【図3】図1のA−A線断面図である。3 is a cross-sectional view taken along the line AA of FIG.
【図4】図2のB−B線断面図である。FIG. 4 is a sectional view taken along line BB of FIG.
【図5】図1のC−C線断面図である。5 is a cross-sectional view taken along the line CC of FIG.
1 容器、2 有機廃棄物投入口、3 嫌気濾床槽、4
第1の生物膜濾過槽、5 第2の生物膜濾過槽、6
沈澱室、7 処理水槽、7a 排出口、8a〜8g 隔
壁、9 微生物着床層、10 導入空間、11 下方
溜、12 流入空間、13 下方溜、14 微生物着床
層、14a 多孔質セラミックス、15導入パイプ、1
6 空気吹出し床、17 汚水導入室、18 処理水
溜、19微生物着床層、20導入パイプ、21 空気吹
出し床、22 導入路、23 搬送空間、24 導入
口、25 搬送空間、26 空気導入パイプ、27 汚
泥返送パイプ、28 過流入水移流口1 container, 2 organic waste input port, 3 anaerobic filter bed tank, 4
First biofilm filtration tank, 5 second biofilm filtration tank, 6
Settling chamber, 7 treated water tank, 7a outlet, 8a to 8g partition wall, 9 microorganism implantation layer, 10 introduction space, 11 lower reservoir, 12 inflow space, 13 lower reservoir, 14 microorganism implantation layer, 14a porous ceramics, 15 Introduction pipe, 1
6 air blowout floor, 17 sewage introduction chamber, 18 treated water reservoir, 19 microorganisms landing layer, 20 introduction pipe, 21 air blowout floor, 22 introduction path, 23 transfer space, 24 introduction port, 25 transfer space, 26 air introduction pipe, 27 Sludge return pipe, 28 Overflow water admission port
Claims (8)
よって嫌気性処理する嫌気濾床槽と、この嫌気濾床槽で
処理された処理物を好気性微生物によって再処理する生
物膜濾過槽とを備えた有機廃棄物処理装置。1. An anaerobic filter bed tank that anaerobically treats the input organic waste by anaerobic microorganisms, and a biofilm filter tank that re-treats the treated material treated by the anaerobic filter bed tank with aerobic microorganisms. An organic waste treatment device equipped with.
の生物膜濾過槽と、三次処理用の第2の生物膜濾過槽と
を備えた請求項1記載の有機廃棄物処理装置。2. A biofilm filtration tank for a first treatment for secondary treatment.
2. The organic waste treatment device according to claim 1, comprising the biofilm filtration tank according to claim 1 and a second biofilm filtration tank for tertiary treatment.
樹脂ネットを縦方向に複数積層した微生物着床層を形成
した請求項1記載の有機廃棄物処理装置。3. The organic waste treatment apparatus according to claim 1, wherein a microbial implantation layer is formed in the anaerobic filter bed tank by vertically stacking a plurality of lattice-shaped synthetic resin nets.
を充填した微生物着床層を形成した請求項1記載の有機
廃棄物処理装置。4. The organic waste treatment device according to claim 1, wherein a microorganism implantation layer filled with porous ceramics is formed in the biofilm filtration tank.
機構を備えた請求項4記載の有機廃棄物処理装置。5. The organic waste treatment device according to claim 4, further comprising an air supply mechanism for supplying air to the microorganism implantation layer.
5%で、且つ4〜20mmの大きさのセラミックス塊で
ある請求項4記載の有機廃棄物処理装置。6. The porous ceramic has a porosity of 35 to 4
The organic waste treatment device according to claim 4, which is a ceramic mass having a size of 5% and a size of 4 to 20 mm.
る沈澱室を備えた請求項1記載の有機廃棄物処理装置。7. The organic waste treatment device according to claim 1, further comprising a settling chamber for settling sludge of the biologically processed product.
循環機構を備えた請求項7記載の有機廃棄物処理装置。8. The organic waste treatment device according to claim 7, further comprising a circulation mechanism for returning the sludge in the settling chamber to the anaerobic filter bed tank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32341891A JPH05253595A (en) | 1991-12-06 | 1991-12-06 | Apparatus for treating organic waste |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32341891A JPH05253595A (en) | 1991-12-06 | 1991-12-06 | Apparatus for treating organic waste |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH05253595A true JPH05253595A (en) | 1993-10-05 |
Family
ID=18154470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP32341891A Pending JPH05253595A (en) | 1991-12-06 | 1991-12-06 | Apparatus for treating organic waste |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05253595A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07124579A (en) * | 1993-11-01 | 1995-05-16 | Kirin Brewery Co Ltd | Purifier tank with flow rate control device |
JP2007216135A (en) * | 2006-02-16 | 2007-08-30 | Kajima Corp | Methane fermentation apparatus for solid organic waste |
JP2008173554A (en) * | 2007-01-17 | 2008-07-31 | Mitsui Eng & Shipbuild Co Ltd | Methane fermentation system and method |
-
1991
- 1991-12-06 JP JP32341891A patent/JPH05253595A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07124579A (en) * | 1993-11-01 | 1995-05-16 | Kirin Brewery Co Ltd | Purifier tank with flow rate control device |
JP2007216135A (en) * | 2006-02-16 | 2007-08-30 | Kajima Corp | Methane fermentation apparatus for solid organic waste |
JP2008173554A (en) * | 2007-01-17 | 2008-07-31 | Mitsui Eng & Shipbuild Co Ltd | Methane fermentation system and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202898159U (en) | Sewage treatment device | |
US5227051A (en) | System for processing organic waste liquid | |
KR100784933B1 (en) | Apparatus for treating organic matter and nitrogen of high density organic wastewater | |
CN109592840A (en) | A kind of School Wastewater processing unit | |
CN104310714B (en) | A kind of cultivation and system and technique thereof of butchering sewage processed | |
CN102225803B (en) | Biomembrane reactor, waste water treating system and method for treating waste water | |
CN111003906A (en) | Energy-saving and efficient municipal sewage treatment plant construction method | |
CN110547238B (en) | Aquaculture ecological system and control method thereof | |
CN113264645A (en) | Domestic sewage treatment system and treatment method | |
CN1309665C (en) | Nitrogen and phosphorus removing process | |
CN108178438A (en) | A kind of rural domestic sewage treatment system and purification method | |
US3539507A (en) | Waste treatment process | |
CN107827324B (en) | Urban sewage comprehensive treatment system | |
JP2003326295A (en) | Method and apparatus for treating organic waste water | |
KR100871651B1 (en) | An apparatus for treating waste-water containing concentrated organic materials | |
CN206828316U (en) | A kind of cleaning system of marine alga processing sewage | |
Awuah et al. | Performance evaluation of the UASB sewage treatment plant at James Town (Mudor), Accra | |
JPH05253595A (en) | Apparatus for treating organic waste | |
WO2017128729A1 (en) | Sewage treatment technology system and use method therefor | |
CN210595667U (en) | Slaughterhouse sewage treatment system | |
KR100336263B1 (en) | Apparatus for treating waste water | |
KR100432298B1 (en) | Recovery Treatment Equipment of wastewater and concentrated metabolic materials thereof | |
CN214571422U (en) | Aerobic tank for water treatment | |
CN214829796U (en) | Advanced treatment system for treating domestic sewage | |
CN214735247U (en) | Oxygen-deficient pool for water treatment |