JP2961280B2 - Batch fermentation treatment method for organic waste and its treatment system - Google Patents

Batch fermentation treatment method for organic waste and its treatment system

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Publication number
JP2961280B2
JP2961280B2 JP19600390A JP19600390A JP2961280B2 JP 2961280 B2 JP2961280 B2 JP 2961280B2 JP 19600390 A JP19600390 A JP 19600390A JP 19600390 A JP19600390 A JP 19600390A JP 2961280 B2 JP2961280 B2 JP 2961280B2
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JP
Japan
Prior art keywords
fermentation
treatment
tank
organic waste
mixed
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.)
Expired - Fee Related
Application number
JP19600390A
Other languages
Japanese (ja)
Other versions
JPH0483786A (en
Inventor
敬祐 管家
基夫 管家
定頼 保科
美起男 三原
潤 山田
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OKU ANTSUUKA KK
Original Assignee
OKU ANTSUUKA KK
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Priority to JP19600390A priority Critical patent/JP2961280B2/en
Publication of JPH0483786A publication Critical patent/JPH0483786A/en
Application granted granted Critical
Publication of JP2961280B2 publication Critical patent/JP2961280B2/en
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Expired - Fee Related legal-status Critical Current

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Landscapes

  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Fertilizers (AREA)

Description

【発明の詳細な説明】 [産業上の利用分野] 本発明は、刈芝、落葉などの繊維質に富んだ有機廃棄
物を迅速に発酵処理させて、肥料や土壌改良剤として利
用するためのバッチ式発酵処理方法と、この方法を連続
的に行なうための処理システムに関するものである。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a method for rapidly fermenting an organic waste rich in fibrous material such as cut grass and defoliated leaves to use as a fertilizer or a soil conditioner. The present invention relates to a batch fermentation treatment method and a treatment system for continuously performing the method.

[従来の技術] ゴルフ場などで刈り取った芝などの処理にあっては、
刈り取った芝をそのまま谷間などに投棄したりしている
が、このような方法は枯死した芝などが腐敗して悪臭を
放ち周囲の環境を悪化させる原因となっている。
[Prior art] In the processing of turf and the like cut at a golf course,
The cut grass is discarded as it is in a valley. However, such a method causes dead grass and the like to rot and emit a bad smell, thereby deteriorating the surrounding environment.

そのため、刈り取った芝や落葉を堆積させ、自然の堆
肥化させて肥料や土壌改良剤などとして用いるなどの方
法も取られているが、このような自然の堆肥化処理を行
なう場合、芝や落葉などの植物廃棄物に含まれているリ
グニンやセルロースなどの繊維質を完熟させるために1
年〜1年半という著しく長い期間を要する上、堆積層に
適宜空気を送り込むために切り返し作業を頻煩に行なわ
なければならないといった問題もあった。
For this reason, the method of depositing cut grass and defoliation and making it into a natural compost and using it as a fertilizer or soil conditioner is also used. In order to fully mature fiber such as lignin and cellulose contained in plant waste such as 1
In addition to the extremely long period of one year to one and a half years, there is also a problem that the switching operation must be frequently performed in order to properly supply air to the sedimentary layer.

そこで、近時に至っては、自然の堆肥化処理に要する
時間を短縮化させるため、堆肥化処理の前に、有機廃棄
物を発酵槽内で充分に発酵処理させる方法が特開昭62−
52194号などに見るように開発され、提案されて来てい
るが、この提案された方法では、刈芝や落葉の発酵槽内
での発酵を促進するため、刈り取ってきた芝などの有機
廃棄物を一旦粉砕機で粉砕処理させる必要がある上に、
発酵槽内で発酵処理させた後はライカイ機などを用いて
均斉に粉砕させる必要があった。
Therefore, recently, in order to reduce the time required for natural composting treatment, a method of sufficiently fermenting organic waste in a fermentation tank before the composting treatment has been disclosed in Japanese Patent Laid-Open No. Sho 62-62.
It has been developed and proposed as shown in 52194, etc., but this proposed method promotes the fermentation of cut grass and defoliated leaves in fermentation tanks, so that organic waste such as cut grass is removed. Must be once crushed by a crusher,
After fermentation treatment in the fermenter, it was necessary to uniformly grind using a raikai machine or the like.

[発明が解決しようとする課題] 本発明は、このような事情に鑑みてなされたもので、
繊維質に富むために、一般には発酵処理しにくい有機廃
棄物を短時間で効率良く、しかも環境悪化させることな
く処理できる有機廃棄物のバッチ式発酵処理方法と、こ
の発酵方法を連続して効率よく行なうことのできる発酵
処理システムを提供することを目的とする。
[Problem to be solved by the invention] The present invention has been made in view of such circumstances,
The batch fermentation treatment method for organic wastes, which can process organic waste that is generally difficult to ferment due to its high fiber content in a short time and efficiently without deteriorating the environment, and this fermentation method continuously and efficiently It is an object of the present invention to provide a fermentation treatment system that can be performed.

[課題を解決するための手段] 上記目的を達成するために提案される本発明の廃棄物
のバッチ式発酵処理方法は、刈芝,落葉等の繊維質に富
んだ有機廃棄物に清水を補強して水分率を一定に保持し
ながら、発酵促進剤、発酵菌とともに発酵槽に投入し混
合攪拌しつつ、発酵最適温度まで加熱し、ついで混合攪
拌と加熱を停止し、発酵槽内の混合処理物を外気に触れ
ない状態に保持して発酵菌を対数増殖させるため一定時
間放置してムロ化処理を行い、その後、上記混合処理物
を攪拌させ、水分調整率のための清水を補強しながら、
発酵最適温度に維持して所定時間発酵させ、最後に、上
記発酵槽より排出させた混合処理物に強制通気と一定期
間の切返しを行うことによって堆肥化処理させて発酵処
理物を得ている。
[Means for Solving the Problems] The batch-type fermentation treatment method for waste of the present invention proposed to achieve the above object reinforces fresh water into fibrous organic waste such as cut grass and defoliated leaves. While keeping the moisture content constant, put it into the fermentation tank together with the fermentation accelerator and fermentation bacterium and heat it up to the optimal fermentation temperature while mixing and stirring, then stop mixing, stirring and heating, and mix the fermentation tank. The product is kept in a state where it does not come into contact with the outside air, and the fermentation bacterium is left for a certain period of time to perform logarithmic growth, and then the mixture is subjected to mulling treatment. ,
Fermentation is performed for a predetermined time while maintaining the fermentation optimum temperature, and finally, the mixed treatment discharged from the fermenter is subjected to composting by subjecting the mixed treatment to forced aeration and switching over for a certain period of time to obtain a fermentation treatment.

このような本発明方法では、有機廃棄物に清水を加え
て水分率を調整し、発酵促進剤及び発酵菌とともに発酵
槽に入れて混合攪拌させながら発酵最適温度まで加熱さ
せる発酵前処理工程が終了した後は、混合攪拌と加熱を
一定時間の間停止させて外気との接触を遮断させた状態
に保持するムロ化処理工程を行なっており、このような
ムロ化処理工程によって次の定温発酵処理工程において
活動する発酵菌を飛躍的に増殖させている。
In the method of the present invention, the pre-fermentation process is completed in which the water content is adjusted by adding fresh water to the organic waste, and the fermentation accelerator and the fermenting bacterium are put into a fermentation tank and heated to a fermentation optimum temperature while mixing and stirring. After that, the mixing and stirring are stopped for a certain period of time to stop the contact with the outside air, and the muroidizing process is performed. Fermentative bacteria active in the process are growing rapidly.

このムロ化処理工程では、発酵菌は発酵活動に最適な
温度に保持され、外気との接触が断たれるので、対数関
数的に増殖することができ、このため次の発酵処理工程
では混合処理物の発酵はムラなく急速に行なわれること
になる。
In this mulling process, the fermentation bacteria are maintained at the optimal temperature for the fermentation activity and are cut off from contact with the outside air, so that they can grow logarithmically. The fermentation of the product will take place quickly and evenly.

また、このムロ化処理工程では、悪臭の原因となる嫌
気性発酵菌の増殖を抑制し、発酵処理に有益な好嫌性発
酵菌のみを増殖させる効果もあり、発酵処理を殆ど無臭
の状態で行えるため、周囲の環境に悪影響を与えること
もない。
In addition, in this mulling treatment step, there is also an effect of suppressing the growth of anaerobic fermentation bacteria that cause malodor and increasing only the anaerobic fermentation bacteria that are beneficial to the fermentation treatment. Because it can be performed, there is no adverse effect on the surrounding environment.

このような発明方法では、発酵処理させる有機廃棄物
を常時最適な発酵条件(水分50〜75%、温度40℃前後)
に保持させるため、清水が適宜補給されるが、繊維質に
富んだ植物性廃棄物の発酵処理には、発酵促進剤として
動物性廃棄物を発酵処理させたものを混合させることが
望ましい。また、植物性廃棄物はリグニンやセルロース
などの繊維質を多く含んでいるため、本発明による定温
発酵処理後も、これらの繊維質を完熟させるために自然
の堆肥化処理が行なわれるが、一般には堆肥化処理を行
なわせる場合、水分率が50%〜70%程度になっているこ
とが望ましいため、発酵処理物がその程度の水分率を含
めて最適な状態になった時点で発酵処理を停止させてい
る。
In such an inventive method, the organic waste to be fermented is always subjected to optimal fermentation conditions (moisture 50-75%, temperature around 40 ° C).
Fresh water is appropriately replenished in order to maintain the fermentation. However, in the fermentation treatment of the fibrous rich plant waste, it is desirable to mix the fermentation promoter with the animal waste that has been fermented. Further, since plant wastes contain a large amount of fibrous materials such as lignin and cellulose, even after the constant temperature fermentation treatment according to the present invention, natural composting treatment is performed to fully mature these fibrous materials. When the fermentation process is performed, it is desirable that the moisture content is about 50% to 70% when the fermentation process is performed. Has been stopped.

また、本発明方法における発酵処理は、自然の堆肥化
処理時に上昇する温度域よりも、低い一定の温度を維持
して発酵が進むために、本発明者らはこのように呼んで
いる。
In addition, the present inventors have referred to the fermentation treatment in the method of the present invention as such because fermentation proceeds while maintaining a constant temperature lower than the temperature range that rises during natural composting treatment.

このような本発明方法では、繊維質の発酵処理に適し
たバチルス属(BACILLUS属)などの微生物が使用される
が、発酵処理工程時において適量の花岡斑岩を添加混入
させれば発酵効率を向上させる点で特に望ましいことも
本発明者らによって確認された。
In the method of the present invention, microorganisms such as Bacillus which are suitable for fibrous fermentation are used. However, the fermentation efficiency can be reduced by adding an appropriate amount of Hanaoka porphyry during the fermentation process. The present inventors have also confirmed that they are particularly desirable in terms of improvement.

請求項2において提案された本発明の廃棄物の発酵処
理方法では、本発明方法によって得られた発酵処理物
を、発酵促進剤として還元使用することを特徴としてお
り、このような方法で、一旦生成した発酵処理物を処理
すべき廃棄有機物に混合させることによって発酵処理を
より迅速で効果にできる。
The waste fermentation treatment method of the present invention proposed in claim 2 is characterized in that the fermentation treatment product obtained by the method of the present invention is reduced and used as a fermentation promoter. The fermentation process can be made faster and more effective by mixing the produced fermentation product with the waste organic matter to be processed.

また、請求項4は本発明方法を、廃棄物処理場などで
大規模に連続して実施する場合に使用される発酵処理シ
ステムを提案するもので、その基本的な構成は、刈芝、
落葉などの有機廃棄物を移送させる第1の移送手段と、
パドル型の攪拌羽根を、その処理槽の底部曲面に沿って
回動するように水平回転軸に取着させて構成した断面U
字状の発酵処理槽の上方に、有機廃棄物の発酵処理時に
発生する二酸化炭素を貯留させるようにしたムロ化室を
連成した構造にされ、上部には上記第1の移送手段によ
って移動されて来た有機廃棄物を投入させる材料投入口
を有し、下部には材料排出口を有した発酵処理装置と、
上記発酵処理装置の排出口より排出された発酵処理済み
の有機廃棄物を貯留し、底部には貯留された発酵処理済
みの有機廃棄物にエアーを吹き上げるエアレーション手
段を有した堆肥化処理槽とを備えた構成となっている。
Claim 4 proposes a fermentation treatment system that is used when the method of the present invention is continuously performed on a large scale at a waste treatment plant or the like.
A first transfer means for transferring organic waste such as fallen leaves,
A cross section U constituted by attaching a paddle-type stirring blade to a horizontal rotating shaft so as to rotate along a bottom curved surface of the processing tank.
Above the letter-shaped fermentation treatment tank, a mudification chamber for storing carbon dioxide generated during the fermentation treatment of organic waste is formed, and the upper part is moved by the first transfer means. A fermentation treatment device having a material input port for inputting incoming organic waste and a material discharge port at the bottom,
A fertilizer-treated organic waste discharged from the outlet of the fermentation treatment apparatus is stored, and a composting treatment tank having an aeration unit that blows air to the stored fermented organic waste stored at the bottom. It is provided with a configuration.

[作用] 本発明方法によれば、繊維質に富んだ刈芝や落葉など
の有機廃棄物を、悪臭を放つ原因となる一定期間の堆積
放置や、面倒な粉砕機による粉砕処理を行なうことな
く、そのまま発酵槽内に投入して発酵処理を行なうこと
ができる。
[Action] According to the method of the present invention, organic wastes such as cut grass and defoliated leaves rich in fibrous materials are left unattended for a certain period of time to cause a bad smell, and crushing treatment by a troublesome crusher is not performed. The fermentation treatment can be carried out by directly charging the fermentation tank.

また、本発明方法では、定温発酵処理工程では、発酵
菌が最も活動しやすい環境条件に保持されて発酵処理槽
内における発酵処理が行なわれるので、セルロースやリ
グニンなどの繊維質を完熟させるために行なわれる堆肥
化処理の処理時間を著しく短縮できる。
Further, in the method of the present invention, in the constant temperature fermentation treatment step, fermentation treatment is performed in the fermentation treatment tank while the fermentation bacterium is maintained in the environmental condition in which the fermentation bacterium is most easily activated. The processing time of the composting process performed can be significantly reduced.

また、一般にいえば、発酵菌増殖期の遅滞期は、分裂
に必要な蛋白質合成が行なわれる時期であり、遅滞期の
初期は蛋白質合成に必要なアミノ酸合成から始まり、す
べての発酵菌にとって二酸化炭素が必要であり、またこ
の時期において外界に急激な変化が起こると発酵菌は死
滅するおそれがある。
Generally speaking, the lag phase of the fermentative bacterium growth phase is the time when the protein synthesis required for division is carried out. If a rapid change occurs in the outside world at this time, the fermentation bacteria may be killed.

そのため、本発明方法ではムロ化工程により、混合物
の混合および加熱を一旦停止させ、発酵菌の発酵作用に
より生じる二酸化炭素を槽内に貯留させて混合物に接触
させた状態で一定時間放置することにより、外気との接
触を断ち、発酵菌にとって良好な遅滞期の環境を作り出
して対数増殖を効率的に行なう方法を採用している。
Therefore, in the method of the present invention, the mixing and heating of the mixture are temporarily stopped by the mulling step, and the carbon dioxide generated by the fermentation action of the fermenting bacteria is stored in the tank and left for a certain period of time in a state of being in contact with the mixture. The method employs a method of cutting off the contact with the outside air and creating a favorable lag phase environment for the fermentation bacteria to efficiently perform logarithmic growth.

このようなムロ化工程において必要とされる二酸化炭
素の接触は発酵時に発生するものを貯留させる以外にも
別に用意したタンク内から槽内に供給するようにしても
良い。また、二酸化炭素の接触に際しては、適量の酸素
を混入させることが望ましく、混合ガス中の酸素によっ
て悪臭の原因となる偏性嫌気性菌の発育を抑えることが
できるのでより無臭化が図れる。
The contact of carbon dioxide required in such a mashing step may be carried out from a separately prepared tank into the tank in addition to storing what is generated during fermentation. Further, when contacting with carbon dioxide, it is desirable to mix an appropriate amount of oxygen, and the oxygen in the mixed gas can suppress the growth of obligate anaerobic bacteria which cause a bad odor, so that the odor can be further reduced.

また、定温発酵処理時に、混合物に花岡斑岩を添加す
ると、発酵が一層促進され、発酵処理時間もより一層迅
速化することが可能となった。これは、花岡斑岩の物性
が多孔質で多面体であるためにろ過性を発揮し、含有す
る微量元素が溶け出し処理物の溶液をイオン化し、発酵
における酵素反応を促進するためであると思われる。
Further, when Hanaoka porphyry was added to the mixture during the constant temperature fermentation treatment, the fermentation was further promoted, and the fermentation treatment time could be further shortened. This is thought to be because the physical properties of Hanaoka porphyry are porous and polyhedral, exhibiting filterability, containing trace elements dissolve out and ionize the solution of the treated product, promoting the enzymatic reaction in fermentation. It is.

請求項2に記載した本発明方法では、本発明方法によ
り得られた発酵処理物を還元して利用している。このよ
うな発酵処理物の中には、発酵で得られたアミノ酸など
発酵菌が利用しやすい栄養素が含まれているために発酵
処理を一層促進化して処理時間を短縮できる。
In the method of the present invention described in claim 2, the fermented product obtained by the method of the present invention is reduced and used. Such a fermented product contains nutrients such as amino acids obtained by fermentation that are easily used by fermentation bacteria, so that the fermentation process can be further accelerated and the processing time can be reduced.

また、本発明方法では、一定の水分率保持が要求され
る有機廃棄物を発酵処理しているので、発酵前処理工程
や定温発酵処理工程時に適宜清水を補給して水分率を一
定に保持している。
Further, in the method of the present invention, since organic waste required to maintain a constant moisture content is fermented, fresh water is appropriately supplied during the pre-fermentation process or the constant temperature fermentation process to maintain the moisture content constant. ing.

また、請求項3に記載した本発明システムでは、発酵
処理時に発酵処理槽に適度な振動を加えることによっ
て、より迅速に発酵を促進させることが出来る。
In the system according to the third aspect of the present invention, the fermentation can be accelerated more quickly by applying an appropriate vibration to the fermentation tank during the fermentation treatment.

更に、請求項4に記載した本発明システムでは、上記
した本発明方法を連続して効率良く行えるので、廃棄物
処理場などに設置すれば無公害有機廃棄処理プラントと
して使用できる。
Furthermore, in the system of the present invention described in claim 4, since the above-described method of the present invention can be continuously and efficiently performed, if it is installed in a waste disposal site or the like, it can be used as a non-polluting organic waste treatment plant.

[実施例] 以下に、本発明の実施例を説明する。Examples Examples of the present invention will be described below.

第1図は、刈芝の発酵処理に本発明方法を適用させた
場合の処理手順を示した流れ図であり、最初の発酵前処
理工程では、発酵促進剤、処理すべき刈芝、発酵菌など
が水分率調整のための清水とともに発酵処理槽内に投入
され、発酵処理槽内で混合攪拌されながら、発酵最適温
度まで加熱される。
FIG. 1 is a flow chart showing a processing procedure when the method of the present invention is applied to the fermentation treatment of cut grass, and in the first pre-fermentation treatment step, a fermentation accelerator, a cut grass to be treated, a fermentation bacterium, etc. Is fed into the fermentation tank together with fresh water for adjusting the moisture content, and heated to the optimum fermentation temperature while being mixed and stirred in the fermentation tank.

このようにして発酵前処理工程が終了した後はムロ化
工程に入り、ここでは、発酵処理槽内に混入させた発酵
菌を対数増殖させるために、混合攪拌を停止させ、発酵
菌の混入された混合処理物を外気より遮断させた状態に
所定時間保持する。
After the fermentation pretreatment step has been completed in this way, the fermentation step is started, in which the mixing and stirring are stopped and the fermentation bacteria are mixed in order to logarithmically grow the fermentation bacteria mixed in the fermentation treatment tank. The mixed product is kept for a predetermined time in a state where it is cut off from the outside air.

ついで、定温発酵処理工程に入ると、発酵処理槽内の
混合処理物を再び発酵最適温度に維持し、清水を補給し
ながら混合攪拌を行って発酵処理を行い、この発酵処理
工程では、次に行ない堆肥化処理に最適な条件になるま
で継続して混合攪拌を行う。しかして、発酵処理工程を
終了した後は、自然の堆肥化処理を行いリグニン,セル
ロースなどの繊維質を分解させる。
Then, when entering the constant temperature fermentation treatment step, the mixed treatment in the fermentation treatment tank is again maintained at the optimum fermentation temperature, the mixing and stirring is performed while replenishing fresh water, and the fermentation treatment is performed. Continue mixing and stirring until the optimum conditions for the composting process are reached. After completion of the fermentation process, natural composting is performed to decompose fibers such as lignin and cellulose.

この堆肥化処理によって得られた発酵処理物は、何等
の粉砕処理もされないまま篩にかけられて、夾雑物が除
去された後に肥料や土壌改良剤として使用される。
The fermented product obtained by this composting process is sieved without being subjected to any crushing treatment, and is used as a fertilizer or a soil conditioner after removing impurities.

(実験例) (1)発酵前処理工程 発酵促進剤とともに、常温のカルキ分を除去した清水
を水分率調整にために150の発酵処理槽内に投入して
攪拌した後、刈り取ってきた芝を発酵菌とともに投入
し、混合攪拌しながら、発酵処理槽のパネルヒータを加
熱し、温度センサーを見ながら発酵処理槽内の混合処理
物の実体温度が発酵最適温度42℃になるまで約1時間程
度混合攪拌を行なった。
(Experimental example) (1) Pre-fermentation process Along with the fermentation accelerator, fresh water from which the calcium component at room temperature was removed was put into a 150 fermentation tank to adjust the water content and stirred. Add the fermentation bacteria together and heat the panel heater of the fermentation tank while mixing and stirring. About 1 hour until the actual temperature of the mixed product in the fermentation tank reaches the optimum fermentation temperature of 42 ° C while watching the temperature sensor Mixing and stirring were performed.

発酵槽内に投入した各素材は次の通りである。 Each material put into the fermenter is as follows.

イ)刈芝 野芝(ラフ)9.5Kg(刈り取り後は30cm程度の長
さ), ベント芝及び高麗芝合計で30.5Kg(刈り取り後は3mm
程度の長さ) ロ)発酵促進剤 株式会社ゴールド製のバイオゴールドミール(廃鶏に
糠や襖などの水分調整剤と発酵菌を混入させて発酵処理
したもの)14Kg ハ)発酵菌 株式会社ゴールド製のゴールド8号200g(バチルス属
などの発酵菌を主体としたもの) ニ)清水(殺菌用塩素カルキ分を除去した水24) (2)ムロ化処理工程 発酵槽内の混合処理物の実体温度が発酵最適温度42℃
前後になった時点で、混合攪拌を停止させ、発酵処理槽
の上方に形成したムロ化室のブロアの吹出口と排出口を
閉じた。
B) Cut grass turf (rough) 9.5Kg (30cm length after cutting), 30.5Kg in total of bent grass and Koryo grass (3mm after cutting)
Length) b) Fermentation accelerator Bio Gold Meal manufactured by Gold Co., Ltd. (waste chicken is mixed with a water regulator such as bran and fusuma and fermenting bacteria) and fermented. 14kg C) Fermenting bacteria Gold Co., Ltd. 200g Gold 8 (manufactured mainly by fermenting bacteria such as Bacillus) d) Shimizu (water 24 with chlorine chlorine removed for sterilization) (2) Muro treatment process The substance of the mixture in the fermenter Temperature is optimal fermentation temperature 42 ℃
At that time, the mixing and stirring were stopped, and the blow-off port and the discharge port of the blower of the mulling chamber formed above the fermentation treatment tank were closed.

かくして、発酵処理槽内の混合処理物から発酵処理時
に発生する二酸化炭素をムロ化室内に充満させ、これに
よって混合処理物が外気と接触するのを遮断し、発酵熱
で保温される状態に約2時間放置させた。
Thus, carbon dioxide generated during the fermentation process from the mixed processed product in the fermentation processing tank is filled in the mulling chamber, thereby blocking the mixed processed product from contacting the outside air, and maintaining the temperature by the fermentation heat. It was left for 2 hours.

(3)定温発酵処理工程 発酵処理槽内の混合処理物の実体温度を再び温度セン
サーで計測しながら、発酵処理槽内に設けたパネルヒー
タのオン、オフ制御とムロ化室にエラーを吹き込むブロ
アのオン、オフ制御を通じて、発酵処理槽内の混合処理
物の実体温度を発酵最適温度42℃に維持しつつ、攪拌さ
せて発酵処理を行い、カルキ分を除去させた清水を補給
しつつ水分率を一定に保持させながらこの状態を混合処
理物が次の堆肥化処理に移行するのに必要な状態になる
まで約48時間継続させた。
(3) Constant temperature fermentation process While controlling the actual temperature of the mixed product in the fermentation tank with the temperature sensor again, it controls the ON / OFF of the panel heater provided in the fermentation tank and blows an error into the mulling chamber. The on / off control of the fermentation tank keeps the actual temperature of the mixed product in the fermentation processing tank at the optimum fermentation temperature of 42 ° C, performs the fermentation process by stirring, and replenishes fresh water from which calcium has been removed. This condition was maintained for about 48 hours until the mixed product became in a condition necessary for moving to the next composting process while keeping the temperature constant.

これにより、粉体状の処理物内に細い糸状の芝がらが
少量残った粒の細かい腐葉土様の発酵処理物(長いもの
で、3cm程度で指でさわると形なく潰れた)を得、発酵
処理槽の排出口を開いて排出させた。
As a result, a fine mulch-like fermented material (a long one, which is crushed without touching with a finger at about 3 cm) with a small amount of fine thread-like lawn grass remaining in the powdered processed material, The outlet of the tank was opened and discharged.

(4)堆肥化処理 発酵処理工程によって得られた発酵処理物を堆肥化処
理槽に移し、適宜切り返しを行なって空気を補給しなが
ら2ケ月程度自然発酵させた。
(4) Composting treatment The fermented product obtained by the fermentation treatment step was transferred to a composting treatment tank, and was naturally turned over for about two months while appropriately turning over and supplying air.

このときの自然発酵時では、発酵処理物が更に発酵を
継続して一時的には75℃程度の温度上昇を生じたが、そ
の後は次第に温度が降下し、最後に常温となった。
At the time of natural fermentation at this time, the fermented product further continued fermentation and temporarily increased the temperature by about 75 ° C., but thereafter the temperature gradually decreased and finally reached room temperature.

かくして得られた発酵処理物は何等の粉砕処理を要せ
ず、そのまま篩にかけて夾雑物を除去したところ、肥料
や土壌改良剤としてそのまま使用できる細かい粉状の発
酵処理物を得ることができた。
The fermented product thus obtained did not require any crushing treatment, and was sieved as it was to remove impurities. As a result, a fine powdery fermented product that could be used as it was as a fertilizer or soil conditioner could be obtained.

本発明の発酵処理システムの要部を構成する発酵処理
装置は、第2図(a)〜(c)、第3図及び第4図に見
るように、上部の材料投入口14に材料投入ホッパー9を
設けた処理槽1と機械室2を一体化して構成されてお
り、処理槽1は金属板製であって、第4図に示したよう
に底部が断面U状に形成され、処理槽1の内部にはパド
ル型の攪拌羽根3が軸支され、この攪拌羽根3の上方に
はムロ化室4が連成されている。処理槽1の外周には、
パネルヒーター11が配設されている。
As shown in FIGS. 2 (a) to 2 (c), FIGS. 3 and 4, a fermentation treatment apparatus constituting a main part of the fermentation treatment system of the present invention A processing tank 1 provided with a processing chamber 9 and a machine chamber 2 are integrally formed. The processing tank 1 is made of a metal plate and has a bottom formed in a U-shaped cross section as shown in FIG. A paddle type stirring blade 3 is pivotally supported inside 1, and a mixing chamber 4 is connected above the stirring blade 3. On the outer periphery of the processing tank 1,
A panel heater 11 is provided.

一方の機械室2には攪拌羽根を回転駆動させるモータ
(不図示)とブロワー(不図示)が配設され、機械室2
の外壁には制御盤6が取り付けられている。
A motor (not shown) for rotating the stirring blade and a blower (not shown) are disposed in one machine room 2.
A control panel 6 is attached to an outer wall of the control panel.

パドル型の攪拌羽根3は、第3図によく示されている
ように水平回転軸5に平行とされた角材状の2枚の横羽
根31,31に一対の縦羽根32,32を組付けて構成されてお
り、水平回転軸5に連結されたモータの回転駆動により
処理槽1の底部曲面に沿って回転するようになってい
る。
As shown in FIG. 3, the paddle-type stirring blade 3 has a pair of vertical blades 32, 32 attached to two square-shaped horizontal blades 31, 31 parallel to the horizontal rotation axis 5. The processing tank 1 is rotated along the bottom curved surface by the rotation of a motor connected to the horizontal rotation shaft 5.

処理槽1のU字状の底部曲面と攪拌羽根3の横羽根31
との間には、第5図および第6図に示したように、発酵
菌死滅防止用の隙間S(10〜15mm)が形成され、この隙
間Sにより発酵菌が攪拌羽根3の横羽根31によって処理
槽の底部曲面に押し付つぶされて死滅されることのない
ようにしている。
U-shaped bottom curved surface of processing tank 1 and horizontal blade 31 of stirring blade 3
As shown in FIGS. 5 and 6, a gap S (10 to 15 mm) for preventing the killing of the fermentation bacteria is formed between the horizontal blades 31 of the stirring blade 3 by the gap S. By doing so, it is prevented from being crushed and crushed to the curved surface at the bottom of the processing tank.

ムロ化室4は、第4図や第5図に示したように、発酵
処理槽1内の廃棄物と水分調整剤と発酵菌とを混合させ
た混合処理物が発酵を行なっている時に生じる二酸化炭
素を滞留させるために設けられており、混合処理物槽の
上方に二酸化炭素をそのまま貯留させることによって、
一定時間の間、外気との接触を遮断させる状態に保持さ
せて、発酵熱で保温させる構成にしている。
As shown in FIG. 4 and FIG. 5, the mudification chamber 4 is generated when a mixed product obtained by mixing the waste in the fermentation treatment tank 1, the moisture regulator, and the fermenter is performing fermentation. It is provided for retaining carbon dioxide, by storing the carbon dioxide as it is above the mixed product tank,
For a certain period of time, it is configured to keep the contact with the outside air shut off and keep the temperature by fermentation heat.

処理槽1と機械室2の間の仕切壁7には、上記ブロワ
ーに接続される空気吹出口71と排気口81がムロ化室4よ
りも上方で、かつ対角配置されるようにして配設されて
おり、発酵処理槽1内の水平回転軸5よりも下方には混
合処理物の実体温度を計測するための温度センサー72
を、発酵処理槽内の混合処理物層に直接埋入させるよう
にして配設している。なお、82は発酵処理槽内の混合処
理物の発酵状態を目視するための覗き窓である。
An air outlet 71 and an exhaust port 81 connected to the blower are arranged on the partition wall 7 between the processing tank 1 and the machine room 2 so as to be positioned above the mulling chamber 4 and diagonally. A temperature sensor 72 for measuring the actual temperature of the mixed product is provided below the horizontal rotation axis 5 in the fermentation tank 1.
Is disposed so as to be directly embedded in the mixed processed product layer in the fermentation processing tank. Reference numeral 82 denotes a viewing window for visually checking the fermentation state of the mixed product in the fermentation tank.

また処理槽1の天板12には、上蓋13で閉塞される処理
物投入口14が形成され、その上部にはレール91によって
自由に移動する材料投入ホッパー9が設けられている。
また、第6図に示したように、処理槽1の底部曲板15に
は下蓋16で閉塞される排出口17が開設されている。ここ
に、下蓋16は、下蓋本体16aに蓋板16eを取り付けた構造
体となっており、底部曲板15の曲率に合わせた内板16c
の外側に,その内板16cよりも広い面積を有した外板16d
を重合一体化させた下蓋本体16aを処理槽1の底部曲面
と同じ曲率に曲成している。
Further, a processing material input port 14 closed by an upper lid 13 is formed in a top plate 12 of the processing tank 1, and a material input hopper 9 which is freely moved by a rail 91 is provided at an upper portion thereof.
As shown in FIG. 6, the bottom curved plate 15 of the processing tank 1 is provided with a discharge port 17 closed by a lower lid 16. Here, the lower lid 16 has a structure in which a lid plate 16e is attached to a lower lid main body 16a, and an inner plate 16c corresponding to the curvature of the bottom curved plate 15 is provided.
Outside plate 16d having a larger area than its inner plate 16c
The lower lid body 16a formed by polymerizing and integrating is bent to the same curvature as the bottom curved surface of the processing tank 1.

このような構造のものでは、下蓋16を閉塞した状態で
は内板16cの両端と底部曲板15の端縁との間には溝イが
形成され、発酵処理中に処理槽1の底部に溜る油や水分
は同図の矢印で示すように溝イから底部曲板15と外板16
dとの密着面を通ってトラフ16bに達して油抜きや水抜き
ができ、下蓋16を外した状態では、その開口部を材料排
出口としてそのまま使用できる。
In such a structure, a groove is formed between both ends of the inner plate 16c and the edge of the bottom curved plate 15 when the lower lid 16 is closed, and the groove is formed at the bottom of the treatment tank 1 during the fermentation treatment. The accumulated oil and moisture are removed from the groove b by the bottom curved plate 15 and the outer plate 16 as shown by the arrows in the figure.
Oil can be drained or drained by reaching the trough 16b through the contact surface with d, and when the lower lid 16 is removed, the opening can be used as it is as a material discharge port.

このような本発明の発酵処理処理は、制御盤6の操作
スイッチを操作して、パネルヒーター11、ブロワーおよ
び攪拌羽根3をプログラム制御することによって、発酵
処理工程を全自動で行えるようになっている。
In the fermentation treatment of the present invention, the panel heater 11, the blower, and the stirring blade 3 are program-controlled by operating the operation switch of the control panel 6, so that the fermentation treatment can be performed fully automatically. I have.

次に、本発明の発酵処理装置の動作を詳細に説明す
る。
Next, the operation of the fermentation treatment apparatus of the present invention will be described in detail.

前処理工程では、刈芝などの有機廃棄物を水分率調整
剤としての清水および発酵菌ともに処理槽1内に投入
し、モータの駆動によって攪拌羽根3を回転させ、パネ
ルヒータ11を作動させながら、温度センサー72の検知信
号を監視しつつ、処理物に応じた発酵最適温度まで加熱
する。
In the pretreatment step, organic waste such as grass clippings is put into the treatment tank 1 together with fresh water and fermentation bacteria as a moisture content adjusting agent, and the stirring blade 3 is rotated by driving a motor, and the panel heater 11 is operated. While monitoring the detection signal of the temperature sensor 72, the heating is performed to the optimum fermentation temperature according to the processed material.

温度センサー72の検知信号が発酵最適温度に達する
と、攪拌羽根3の回転を停止させ、空気吹出口71と排気
口81を閉じてムロ化処理を行なう。
When the detection signal of the temperature sensor 72 reaches the optimum fermentation temperature, the rotation of the stirring blade 3 is stopped, and the air outlet 71 and the exhaust port 81 are closed to perform the mulling process.

このムロ化処理では、発酵処理槽1内の混合処理物か
ら発生する二酸化炭素の排出が阻止されるので、空気よ
り比重の重い二酸化炭素は混合処理物層の上方に貯留し
保温層となって混合処理物を外気の接触から遮断させた
状態で保温させることができる。
In this mulling treatment, the emission of carbon dioxide generated from the mixed product in the fermentation treatment tank 1 is prevented, so that carbon dioxide having a higher specific gravity than air is stored above the mixed product layer and becomes a heat insulating layer. The mixture can be kept warm while being shielded from contact with outside air.

二酸化炭素の発酵槽からの放出は、排気口81の先に適
度な長さのホースを下向きに接続させることによって簡
易なリーク弁として機能させることができる。このよう
なリーク弁では、空気より重い二酸化炭素の性質を利用
でき、その発生量が増大して貯留圧が一定限度を越えれ
ば、ホースの先より自然排出されるので、混合処理物の
上方に常時適度な量だけ貯留させることができる。
The release of carbon dioxide from the fermenter can be made to function as a simple leak valve by connecting a hose of an appropriate length downward at the end of the exhaust port 81. In such a leak valve, the property of carbon dioxide heavier than air can be used, and if the amount of generated carbon dioxide increases and the storage pressure exceeds a certain limit, it will be naturally discharged from the end of the hose, so It is always possible to store an appropriate amount.

このような状態でムロ化処理により、混合処理物を外
気から遮断し、一定の発酵最適温度に保持すれば、混合
処理物内に混入された発酵菌は最も増殖しやすい環境下
に置かれることになり、いわゆる対数増殖によって飛躍
的に増大させることができる。なお、ムロ化処理の時間
が長いと、嫌気性菌が増え、好気性菌が死ぬので、放置
時間は約2時間とする。このムロ化処理工程では、混合
物の温度を発酵熱により37℃〜40℃に保つことができる
のでパネルヒーター11は停止させておく。
In this state, if the mixed processed product is shielded from the outside air and maintained at a certain optimal fermentation temperature by the mulling process, the fermentation bacteria mixed in the mixed processed product will be placed in an environment where it is most likely to proliferate. And can be dramatically increased by so-called logarithmic multiplication. In addition, since the anaerobic bacterium increases and the aerobic bacterium dies if the mulling time is long, the leaving time is set to about 2 hours. In this mudification process, the temperature of the mixture can be kept at 37 ° C. to 40 ° C. by the heat of fermentation, so the panel heater 11 is stopped.

このようにして発酵菌を対数増殖させた後は、攪拌羽
根を回転させ、温度センサー72の検知信号を監視しなが
ら、パネルヒータ11とブロアーをオン,オフさせて混合
処理物の実体温度を発酵最適温度に保持して発酵処理を
継続させる。
After logarithmic growth of the fermentation bacterium in this manner, the panel heater 11 and the blower are turned on and off while monitoring the detection signal of the temperature sensor 72 by rotating the stirring blade to ferment the actual temperature of the mixed product. Maintain the optimum temperature and continue the fermentation process.

つまり、温度センサー72の検知信号が発酵最適温度を
下回ったときには、ブロアーをオフにするとっともにパ
ネルヒータ11をオンにし、温度センサー72の検知信号が
発酵最適温度より上昇したときにはブロアーをオンにす
るとともにパネルヒータ11をオフにする制御を行ない、
このような制御を混合処理物が次の堆肥化処理に最適な
条件に達するまで継続して行なう。
That is, when the detection signal of the temperature sensor 72 falls below the optimum fermentation temperature, the blower is turned off and the panel heater 11 is turned on, and when the detection signal of the temperature sensor 72 rises above the optimum fermentation temperature, the blower is turned on. With the control to turn off the panel heater 11,
Such control is continuously performed until the mixed product reaches the optimum condition for the next composting process.

発酵処理時には、攪拌羽根2は停止動作を挟んで正転
・逆転させるが、実験例ではこのときの正転・逆転時間
は各15分、停止時間は1分、回転数は1RPMとした。
During the fermentation process, the stirring blade 2 is rotated forward and backward with a stop operation interposed therebetween. In the experimental example, the forward and reverse rotation times at this time were 15 minutes each, the stop time was 1 minute, and the rotation speed was 1 RPM.

また、このとき、上記ブロワーにて空気吹出口71から
処理槽1内にエアーを供給し、排気口81から排出させる
ことによって混合処理物に発酵に必要な酸素も同時に供
給するが、処理槽1に振動手段で振動を与えて発酵を促
進するようにしてもよい。
At this time, air necessary for fermentation is simultaneously supplied to the mixed processed product by supplying air into the processing tank 1 from the air outlet 71 and discharging the air from the exhaust port 81 by the blower. The fermentation may be promoted by applying vibrations to the vibrating means.

このようにして発酵処理を終了させた後は、混合処理
物を排出口より排出させ、堆肥化処理槽に移し、適宜切
り返し作業を行なうことによって新鮮な酸素を供給させ
て有機廃棄物に含まれたリグニンやセルロースなどの繊
維質を完熟させ、これらの繊維質を完熟させた後は、篩
にかけて夾雑物を除去してから肥料や土壌改良剤として
使用する。
After terminating the fermentation treatment in this way, the mixed treatment product is discharged from the discharge port, transferred to a composting treatment tank, and cut back as appropriate to supply fresh oxygen and contained in organic waste. After the fibers such as lignin and cellulose are fully ripened, and the fibers are completely ripened, they are sieved to remove impurities, and then used as a fertilizer or a soil conditioner.

第7図は、本発明システムの要部を構成する発酵処理
装置の別例を示している。
FIG. 7 shows another example of a fermentation treatment apparatus constituting a main part of the system of the present invention.

この実施例のものでは、発酵処理層1内に配設された
一方の横羽根31aが他方の横羽根31に対して斜め方向に
配置されているので、傾斜横羽根31aと水平横羽根31の
双方で混合処理物を交互に攪拌することができ、攪拌効
率がいっそう改善される。
In this embodiment, since one of the horizontal blades 31a disposed in the fermentation treatment layer 1 is disposed obliquely with respect to the other horizontal blade 31, the inclined horizontal blade 31a and the horizontal horizontal blade 31 In both cases, the mixture can be alternately stirred, and the stirring efficiency is further improved.

また、混合処理物を発酵させた後に、下蓋(第6図に
おいて16で示す)を外すだけで発酵処理層1内の混合処
理物を短時間に排出できるなど優れた効果がある。
Further, after the fermentation of the mixed processed product, there is an excellent effect that the mixed processed product in the fermentation processing layer 1 can be discharged in a short time only by removing the lower lid (indicated by 16 in FIG. 6).

第8図及び第9図は、本発明システムの概略構成図を
作業手順とともに示している。
FIG. 8 and FIG. 9 show a schematic configuration diagram of the system of the present invention together with work procedures.

刈取った芝などの有機廃棄物m0が廃棄物貯留層101内
に貯留され、ショベル103を有したローダ102などでベル
トコンベアなどで構成された第1の搬送手段105の材料
投入ホッパー104に投入されると、第1の搬送手段105
は、運ばれてきた有機廃棄物m0を運び上げて、発酵処理
装置Aの上部に形成した材料投入口より投入させる。こ
の途中では、金属選別装置106によって混入した鉄片や
ワイヤなどの夾雑物が磁力によって除去される。
Organic waste m0, such as cut grass, is stored in a waste storage layer 101, and is input into a material input hopper 104 of a first transport means 105 constituted by a belt conveyor or the like by a loader 102 having a shovel 103 or the like. Then, the first transport unit 105
Transports the transported organic waste m0 and puts it through a material inlet formed in the upper part of the fermentation treatment apparatus A. During this process, foreign substances such as iron pieces and wires mixed by the metal sorting device 106 are removed by magnetic force.

発酵処理装置Aによって発酵処理された混合処理物m1
は、ベルトコンベアなどで構成された第2の搬送手段10
7によって、箱状に形成された堆肥化処理槽108に送られ
る。この堆肥化処理槽108は、第10図に示すように、2
層に区分されており、それぞれの底面には、ブロアなど
の空気源109に接続され、バルブ110の開閉制御により噴
射孔109bより空気を吹き上げるようにしたエアレーショ
ンパイプ109aが設けられている。
Mixed processed product m1 fermented by fermentation processing device A
Is a second conveyor 10 constituted by a belt conveyor or the like.
By 7, it is sent to a box-shaped composting tank 108. As shown in FIG. 10, this composting treatment tank 108
The aeration pipe 109a is connected to an air source 109 such as a blower, and is configured to blow air from an injection hole 109b by controlling the opening and closing of a valve 110.

発酵処理装置Aの排出口より排出され、第2の搬送手
段107によって堆肥化処理槽108内に移送されて来た混合
処理物m1は、この処理槽108の一方の槽108aより他方の
槽108bに移されることによって切り返しされた後、発酵
処理物m2として取り出され、肥料や土壌改良剤として使
用される。
The mixed product m1 discharged from the discharge port of the fermentation treatment device A and transferred into the composting treatment tank 108 by the second transport means 107 is supplied from the one tank 108a of the treatment tank 108 to the other tank 108b. After being cut back by being transferred to a fermentation product, it is taken out as a fermented product m2 and used as a fertilizer or a soil conditioner.

[効 果] 請求項1〜3において提案された本発明方法によれ
ば、刈芝や落葉などの有機廃棄物を粉砕しなくても、そ
のまま発酵処理槽内に投入し攪拌させるだけで効率良く
発酵させることができ、このようにして発酵処理した混
合処理物を堆肥化槽に運んで完熟させれば、2月程度と
いうきわめて短い期間で完熟させることができる。
[Effects] According to the method of the present invention proposed in claims 1 to 3, the organic wastes such as cut grass and defoliated leaves are efficiently pulverized by simply putting them into the fermentation treatment tank and stirring them. Fermentation can be carried out, and if the mixed processed product thus fermented is transported to a composting tank and matured, it can be matured in a very short period of about two months.

また、従来の発酵処理方法に比べて、悪臭を放つなど
の環境悪化の原因がなく、簡易かつ迅速に発酵処理で
き、良質な肥料や土壌改良剤が簡易に得られる。
In addition, compared to the conventional fermentation treatment method, there is no cause of environmental deterioration such as emitting a bad smell, the fermentation treatment can be performed easily and quickly, and a high-quality fertilizer or soil conditioner can be easily obtained.

特に、請求項3において提案された本発明方法によれ
ば、請求項1に記載された発酵処理工程時における発酵
処理をムラなく、いっそう迅速に行なうことができる。
In particular, according to the method of the present invention proposed in claim 3, the fermentation treatment in the fermentation treatment step described in claim 1 can be performed evenly and more quickly.

更に、請求項4において提案された本発明システムに
よれば、請求項1において提案された発酵処理方法を連
続して効率的に行なうことができるので、無公害廃棄物
処理プラントが提供できる。
Furthermore, according to the system of the present invention proposed in claim 4, since the fermentation treatment method proposed in claim 1 can be continuously and efficiently performed, a pollution-free waste treatment plant can be provided.

【図面の簡単な説明】[Brief description of the drawings]

第1図は本発明方法における工程手順を示した流れ図,
第2図(a),(b),(c)は本発明システムの要部
を構成する発酵処理装置の外観を示す正面図、側面図お
よび背面図、第3図は発酵処理槽を透視した外観を示し
た斜視図、第4図は発酵処理槽の形状を示した図、第5
図は発酵処理槽の内部を示した縦断面図、第6図は排出
口の構造を示した発酵処理槽の縦断面構造図、第7図は
発酵処理槽の別例の内部構造を示した縦断面構造図、第
8図は本発明システムの概略構成を作業手順とともに説
明する図、第9図は本発明システムに使用される発酵処
理装置の外観図、第10図は堆肥化処理槽の平面図であ
る。 (符号の説明) A……発酵処理装置 1……発酵処理槽 11……加熱手段(パネルヒーター) 3……攪拌羽根 31,31a……横羽根 32……縦羽根 4……ムロ化室 5……水平回転軸 9……材料投入ホッパー 14……材料投入口 18……材料排出口 S……隙間 105……第1の搬送手段 107……第2の搬送手段 108……堆肥化処理槽
FIG. 1 is a flow chart showing a process procedure in the method of the present invention,
2 (a), 2 (b) and 2 (c) are a front view, a side view and a rear view showing the appearance of a fermentation treatment apparatus constituting a main part of the system of the present invention, and FIG. 3 is a transparent view of the fermentation treatment tank. FIG. 4 is a perspective view showing the appearance, FIG. 4 is a view showing the shape of the fermentation treatment tank, and FIG.
The figure is a longitudinal sectional view showing the inside of the fermentation tank, FIG. 6 is a longitudinal sectional view of the fermentation tank showing the structure of the discharge port, and FIG. 7 shows the internal structure of another example of the fermentation tank. FIG. 8 is a view for explaining the schematic configuration of the system of the present invention together with work procedures, FIG. 9 is an external view of a fermentation treatment apparatus used in the system of the present invention, and FIG. It is a top view. (Explanation of symbols) A: Fermentation treatment apparatus 1: Fermentation treatment tank 11: Heating means (panel heater) 3: Stirring blade 31, 31a Horizontal blade 32 Vertical blade 4: Muro chamber 5 ... Horizontal rotation axis 9 Material input hopper 14 Material input port S Material gap S First transport means 107 Second transport means 108 Composting tank

フロントページの続き (72)発明者 三原 美起男 大阪府和泉市松尾寺町354―48 (72)発明者 山田 潤 大阪府富田林市木戸山町579―1 リメ インズKハイツ202号 (56)参考文献 特開 昭63−95186(JP,A) 特開 平2−51485(JP,A) 特開 昭64−69585(JP,A) 特開 昭61−281091(JP,A) 特開 平1−145388(JP,A) 特開 昭62−52194(JP,A) 特開 昭60−71584(JP,A) 特開 昭58−3695(JP,A)Continued on the front page (72) Inventor Mikio Mihara 354-48 Matsuodera-cho, Izumi-shi, Osaka (72) Inventor Jun Yamada 579-1 Kidoyamacho, Tondabayashi-shi, Osaka Remains K Heights 202 No. 56 (56) References JP-A-63-95186 (JP, A) JP-A-2-51485 (JP, A) JP-A-64-69585 (JP, A) JP-A-61-281091 (JP, A) JP-A-1-145388 (JP, A) JP-A-62-52194 (JP, A) JP-A-60-71584 (JP, A) JP-A-58-3695 (JP, A)

Claims (4)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】有機廃棄物を発酵槽内に投入して、一連の
発酵処理をした後に、発酵槽から排出して、堆肥化処理
を行うバッチ式発酵処理方法であって、 刈芝,落葉等の繊維質に富む有機廃棄物を発酵槽内に投
入し、清水を補給し水分率を一定に保持しながら、発酵
促進剤、発酵菌を混入して混合攪拌しつつ、発酵最適温
度まで加熱し、 ついで、混合攪拌と加熱を停止し、発酵槽内の混合処理
物を外気に触れない状態に一定時間放置してムロ化処理
を行って発酵菌を対数増殖させ、 その後、発酵槽内に充満した二酸化炭素を排出させた
後、酸素を通じ、水分率調整のために清水を補給しなが
ら、上記混合処理物を混合攪拌して発酵最適温度に維持
して所定時間発酵させ、 最後に、上記発酵槽より混合処理物を排出し、排出した
混合処理物に強制通気と一定期間の切返しを行うことに
よって堆肥化処理させることによって発酵処理物を得る
ことを特徴とする有機廃棄物のバッチ式発酵処理方法。
1. A batch fermentation treatment method in which an organic waste is charged into a fermenter, a series of fermentation treatments are performed, and then discharged from the fermentation tank to perform a composting treatment. Inject fermentation-rich organic waste into the fermenter, add fresh water and maintain a constant water content, mix with fermentation accelerators and fermentation bacteria, and heat to the optimal fermentation temperature while mixing and stirring. Then, stop mixing, stirring and heating, leave the mixed product in the fermenter in a state where it does not come into contact with the outside air for a certain period of time, perform mulling treatment, and logarithmically grow fermentative bacteria. After discharging the filled carbon dioxide, through oxygen, replenish fresh water to adjust the moisture content, mix and stir the mixed product, maintain the fermentation optimal temperature, and ferment for a predetermined time. Discharge the mixed processed product from the fermenter, and strengthen the discharged mixed processed product. A batch fermentation treatment method for organic waste, wherein a fermentation treatment product is obtained by performing composting treatment by performing ventilation and turning over for a certain period.
【請求項2】請求項1において、 請求項1に記載の有機廃棄物のバッチ式発酵処理方法に
よって得られた発酵処理物を、発酵促進剤として上記発
酵槽に添加させることを特徴とする有機廃棄物のバッチ
式発酵処理方法。
2. The method according to claim 1, wherein the fermentation product obtained by the batch-type fermentation treatment method for organic waste according to claim 1 is added to the fermentation tank as a fermentation promoter. Batch fermentation treatment method for waste.
【請求項3】請求項1において、 上記混合処理物を発酵最適温度に維持して所定時間発酵
させる際に、発酵槽に振動を加えることを特徴とする有
機廃棄物のバッチ式発酵処理方法。
3. The batch-type fermentation treatment method for organic waste according to claim 1, wherein the fermenter is vibrated when the mixed product is fermented for a predetermined time while maintaining the fermentation optimum temperature.
【請求項4】刈芝、落葉などの繊維質に富む有機廃棄物
を移送させる第1の移送手段と、 パドル型の攪拌羽根を、その処理槽の底部曲面に沿って
回動するように水平回転軸に取着させて構成した断面U
字状の発酵処理槽の上方に、有機廃棄物の発酵処理時に
発生する二酸化炭素を貯留させるようにしたムロ化室を
連成した構造にされ、上部には上記第1の移送手段によ
って移送されて来た有機廃棄物を投入させる材料投入口
を、下部には材料排出口を有した発酵処理装置と、 底部にはエアーを吹き上げるエアレーションパイプ手段
を有し、上記発酵処理装置の排出口より排出された混合
処理物を貯留させる肥化処理槽とを備え、 上記第1の移送手段によって、刈芝、落葉などの繊維質
に富む有機廃棄物を、発酵促進剤、発酵菌とともに上記
発酵処理槽内に投入して、請求項1に記載した一連と処
理工程を実行させた後、上記発酵槽より排出させた混合
処理物を上記堆肥化処理槽に移送させて、強制通気と一
定期間の切返しを行うことによって肥化処理を行うこと
を特徴とする有機廃棄物のバッチ式発酵処理システム。
4. A first transfer means for transferring organic wastes rich in fibrous materials such as cut grass, defoliated leaves and the like, and a paddle type stirring blade is horizontally rotated so as to rotate along the bottom curved surface of the processing tank. Section U attached to the rotating shaft
Above the letter-shaped fermentation tank, a mudification chamber for storing carbon dioxide generated during the fermentation treatment of the organic waste is formed, and the upper part is transferred by the first transfer means. The fermentation treatment device has a material input port for inputting incoming organic waste, a material discharge port at the bottom, and an aeration pipe means for blowing air at the bottom. And a fertilizer treatment tank for storing the mixed treated material. The first transfer means removes fibrous organic waste such as cut grass and defoliated leaves together with a fermentation promoter and a fermentative bacterium. After the series and the processing steps described in claim 1 are executed, the mixed processed material discharged from the fermentation tank is transferred to the composting processing tank, and forced aeration and turning over for a certain period are performed. By doing Batch fermentation system of the organic waste and performing Koeka process.
JP19600390A 1990-07-24 1990-07-24 Batch fermentation treatment method for organic waste and its treatment system Expired - Fee Related JP2961280B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19600390A JP2961280B2 (en) 1990-07-24 1990-07-24 Batch fermentation treatment method for organic waste and its treatment system

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Application Number Priority Date Filing Date Title
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Publications (2)

Publication Number Publication Date
JPH0483786A JPH0483786A (en) 1992-03-17
JP2961280B2 true JP2961280B2 (en) 1999-10-12

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06122583A (en) * 1992-10-09 1994-05-06 Toyo Dainamu Kk Method for treating cut grass and apparatus for treating
ITBS20030112A1 (en) * 2003-11-06 2005-05-07 Giancarlo Tagini SYSTEM AND METHOD FOR THE DECOMPOSITION OF ORGANIC SUBSTANCES, IN PARTICULAR OF CARCASSES AND / OR ANIMAL WASTE.
CN107879780A (en) * 2017-12-28 2018-04-06 洛阳理工学院 A kind of cleaning type Urban fallen leaves collect fermentation system
CN113896579A (en) * 2021-09-18 2022-01-07 贵州省贵福生态肥业有限公司 Special carbon-based microbial fertilizer deep fermentation device for tea and use method thereof
CN116730573B (en) * 2023-05-20 2024-01-19 湖北天湖蛋禽股份有限公司 Dirty anaerobic fermentation device of duck field excrement

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS607958B2 (en) * 1981-06-26 1985-02-28 日立機電工業株式会社 Fermentation treatment equipment for sludge, etc.
JPS6071584A (en) * 1983-09-28 1985-04-23 株式会社荏原製作所 Operation of composting device
JPS61281091A (en) * 1985-06-03 1986-12-11 榎本 忠章 Method of quickly fermenting and composting organic waste and facilities therefor
JPS6252194A (en) * 1985-08-30 1987-03-06 株式会社ヒューマン・ソサエテイ. Method of quickly fermenting organic waste such as mowed lawn or fallen leaves and apparatus therefor
JPS6395186A (en) * 1986-10-09 1988-04-26 高田 典利 Organic fertilizer manufacturing apparatus by use of excrements
JPS6469585A (en) * 1987-09-11 1989-03-15 Hokkaido Nozai Kogyo Co Manufacture of compost
JPH01145388A (en) * 1987-11-30 1989-06-07 Nippon Steel Corp Apparatus for high-speed fermentation of organic material
JPH0251485A (en) * 1988-08-15 1990-02-21 Yamaha Rekurieeshiyon Kk Turf grass compost and its production

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