JP2546781B2 - Method for measuring concentration of organic matter in solution and method for treating solution using the method - Google Patents
Method for measuring concentration of organic matter in solution and method for treating solution using the methodInfo
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- JP2546781B2 JP2546781B2 JP5340554A JP34055493A JP2546781B2 JP 2546781 B2 JP2546781 B2 JP 2546781B2 JP 5340554 A JP5340554 A JP 5340554A JP 34055493 A JP34055493 A JP 34055493A JP 2546781 B2 JP2546781 B2 JP 2546781B2
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- solution
- concentration
- organic matter
- value
- measuring
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Description
【0001】[0001]
【産業上の利用分野】本発明は、溶液中の有機物濃度の
測定方法、およびその測定方法を利用した溶液の処理方
法に係り、特に、ビール工場等の発酵工場や清涼飲料工
場から排出される糖質等の発酵原料や半製品・製品を含
んだ排水溶液中のBrix値を測定することにより溶液
中の有機物濃度を求める方法、およびその測定方法を利
用した溶液の処理方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for measuring the concentration of organic substances in a solution and a method for treating the solution using the method, and in particular, it is discharged from a fermentation factory such as a beer factory or a soft drink factory. The present invention relates to a method for determining an organic matter concentration in a solution by measuring a Brix value in a drainage solution containing fermentation raw materials such as sugars and semi-finished products / products, and a method for treating a solution using the measurement method.
【0002】[0002]
【従来の技術】従来、排水処理装置に流入する排水とし
て、例えば、ビール工場等の発酵工場や清涼飲料工場か
ら排出される糖質等の発酵原料や半製品・製品を含んだ
排水溶液中の有機物濃度の測定には、BOD(Biochemi
cal Oxygen Demand ) 値やTOC(Total Organic Carb
on)値を化学分析等で求めることが一般に良く用いられ
ている。これらの方法は、一般的には、排水サンプルを
採取し各々前処理をして手分析により値を求めることが
でき、これらの値に基づいて、例えば、その後行なわれ
る排水処理工程の処理能力の設定や、処理能力に見合わ
せたライン切り替え等が行われていた。2. Description of the Related Art Conventionally, as wastewater flowing into a wastewater treatment equipment, for example, in wastewater solution containing fermentation raw materials such as sugar and semi-finished products / products discharged from fermentation factories such as beer factories and soft drink factories. BOD (Biochemi
cal Oxygen Demand) value and TOC (Total Organic Carb)
It is commonly used to determine the on value by chemical analysis. In these methods, in general, wastewater samples can be collected, pretreated, and manually analyzed to determine values. Based on these values, for example, the capacity of the wastewater treatment process to be performed thereafter can be determined. Settings and line switching according to processing capacity were performed.
【0003】しかしながらこのような手分析によるBO
D値やTOC値の測定は煩雑であり、かつ迅速な測定が
できず、そのためライン中での迅速な対応がとれないと
いう問題があり、このような問題を解消するために、現
在では、各種のインラインに組む込みことができオンラ
イン制御に対応できるBOD計やTOC計が普及してい
る。However, such a manual analysis BO
There is a problem that measurement of D value and TOC value is complicated, and quick measurement cannot be performed, so that quick response cannot be taken in the line. In order to solve such a problem, various kinds are currently used. BOD meters and TOC meters that can be incorporated in-line and are compatible with online control are becoming popular.
【0004】[0004]
【発明が解決しようとする課題】しかしながら、このよ
うなBOD計やTOC計を用いてインラインで排水中の
有機物濃度を測定する場合、以下のような不都合が生じ
ていた。すなわち、TOC計を用いる場合、マイクロシ
リンジにて数10μlのサンプルを燃焼カラム内に注入
し、発生したCO2 の赤外吸収を測定する方法のため、
排水中のSS(浮遊物質:Suspended Solid )の混入に
弱く、サンプルの引き込み管やシリンジの閉塞を防止す
るためのSS分離層や濾過が必要であり、しかもメンテ
ナンスに人手がかかる。また、標準液による校正も定期
的に必要であり、キャリアガス(CO2 フリーのN2 +
O2 ガス)の補充も欠かせない。However, when the concentration of organic substances in the wastewater is measured in-line using such a BOD meter or TOC meter, the following inconveniences have occurred. That is, when a TOC meter is used, a method of injecting a sample of several 10 μl into a combustion column with a microsyringe and measuring infrared absorption of generated CO 2 ,
It is vulnerable to the mixing of SS (Suspended Solid) in the waste water, requires an SS separation layer and filtration to prevent blockage of the sample drawing tube and syringe, and requires labor for maintenance. In addition, calibration with a standard solution is also required periodically, and carrier gas (CO 2 -free N 2 +
Replenishment of O 2 gas is also essential.
【0005】また、BOD計を用いる場合、いわゆるバ
イオセンサーを用いているため、経時変化や再現性のチ
ェックが常に必要であり、また、SSによるセンサー膜
面の汚れを洗浄したり、pH緩衝液の補充も必要となり
操作が煩雑である。When a BOD meter is used, a so-called biosensor is used, so that it is always necessary to check the change with time and reproducibility. Moreover, stains on the sensor membrane surface due to SS and pH buffer solution are used. It is also necessary to replenish and the operation is complicated.
【0006】また、これらの測定機器は、それ自体高価
であるばかりか、一度、トラブルが生じると、メンテナ
ンスにも時間がかかるために、これらに代わる測定機器
の開発も要望されてきている。Further, these measuring instruments are not only expensive in themselves, but once trouble occurs, it takes time for maintenance. Therefore, there has been a demand for development of a measuring instrument to replace them.
【0007】本発明は、このような事情のもとに創案さ
れたものあって、その目的は、前記のBOD計やTOC
計を用いることなく、排水中のSS分にも悪影響を受け
ず、しかも安価で操作が簡易でメンテナンスが容易な溶
液中の有機物濃度の測定方法、およびその測定方法を利
用した溶液の処理方法を提供することにある。The present invention was devised under these circumstances, and its purpose is to provide the above-mentioned BOD meter and TOC.
A method for measuring the concentration of organic substances in a solution that does not adversely affect SS in wastewater, is inexpensive, easy to operate, and easy to maintain without using a meter, and a method for treating a solution using the method. To provide.
【0008】[0008]
【課題を解決するための手段】このような目的を達成す
るために、本出願に係る発明者らが、鋭意研究した結
果、溶液中のBrix値と有機物濃度との相関関係が得
られることが判明し、予め、このものを求めておいて、
溶液中のBrix値を簡易なBrix計で測定すること
により、上記の課題を解決できることを見出し、本発明
に至ったのである。[Means for Solving the Problems] In order to achieve such an object, the inventors of the present application have earnestly studied, and as a result, a correlation between a Brix value in a solution and an organic matter concentration can be obtained. It became clear and I asked for this in advance,
The inventors have found that the above problems can be solved by measuring the Brix value in a solution with a simple Brix meter, and have reached the present invention.
【0009】すなわち、本発明は、糖質を含有する溶液
中の有機物濃度を測定する方法であって、該方法は、予
め、溶液中のBrix値と有機物濃度との相関関係を求
めておいて、溶液中のBrix値を測定することにより
溶液中の有機物濃度を求めるように構成した。That is, the present invention is a method for measuring the concentration of an organic substance in a solution containing a sugar, in which the correlation between the Brix value in the solution and the concentration of the organic substance is obtained in advance. , The Brix value in the solution was measured to determine the concentration of organic substances in the solution.
【0010】また、本発明の糖質を含有する溶液の処理
方法は、予め、溶液中のBrix値と有機物濃度との相
関関係を求めておいて、溶液中のBrix値を測定する
ことにより溶液中の有機物濃度を求め、この求められた
有機物濃度の値に基づいて、さらに溶液への栄養塩類の
添加ないしは溶媒追加による溶液中の有機物濃度を調整
し、しかる後、後処理工程にて濃度調整された溶液の処
理を行うように構成した。Further, the method for treating a solution containing a sugar of the present invention is a method in which the correlation between the Brix value in the solution and the organic matter concentration is obtained in advance and the Brix value in the solution is measured. Determine the organic matter concentration in the solution, and based on the value of the obtained organic matter concentration, further adjust the organic matter concentration in the solution by adding nutrient salts to the solution or adding a solvent, and then adjust the concentration in the post-treatment process. It was configured to process the prepared solution.
【0011】[0011]
【作用】本発明の糖質を含有する溶液中の有機物濃度を
測定する方法は、予め、溶液中のBrix値と有機物濃
度との相関関係を求めておいて、溶液中のBrix値を
測定することにより溶液中の有機物濃度を求める。The method of measuring the concentration of organic substances in a solution containing a sugar of the present invention measures the Brix value in the solution by obtaining the correlation between the Brix value in the solution and the concentration of organic substances in advance. To obtain the concentration of organic substances in the solution.
【0012】本発明の糖質を含有する溶液の処理方法
は、予め、溶液中のBrix値と有機物濃度との相関関
係を求めておいて、溶液中のBrix値を測定すること
により溶液中の有機物濃度を求め、この求められた有機
物濃度の値に基づいて、さらに溶液への栄養塩類の添加
ないしは溶媒追加による溶液中の有機物濃度を調整し、
しかる後、後処理工程にて濃度調整された溶液の処理を
行う。In the method for treating a solution containing a sugar of the present invention, the correlation between the Brix value in the solution and the concentration of the organic substance is obtained in advance, and the Brix value in the solution is measured to measure the Brix value in the solution. Obtain the organic matter concentration, based on the value of the obtained organic matter concentration, further adjust the organic matter concentration in the solution by adding nutrients to the solution or adding a solvent,
Then, the solution whose concentration has been adjusted in the post-treatment step is treated.
【0013】[0013]
【実施例】以下、本発明の溶液中の有機物濃度(TO
C)の測定方法について、測定対象となる溶液をビール
工場のビール粕脱水機から排出されるビール粕脱水廃液
を例に取って説明する。まず、初めに、溶液中の有機物
濃度の測定方法では、前もって、ビール粕脱水廃液中の
Brix値と有機物濃度(TOC)との相関関係を求め
ておく。すなわち、すでに有機物濃度(TOC)が測定
されているビール粕脱水廃液サンプルを何種類か準備
し、これらのサンプルについて、Brix値を求め、ビ
ール粕脱水廃液中のBrix値と有機物濃度(TOC)
との相関関係を求める。ここで、Brix値とは、いわ
ゆるBrix計によって決められた蔗糖の濃度を数値化
したものである。Brix値を測定するは、一般に、検
液を数滴Brix計のプリズム面にたらし、蓋をして覗
き窓から値を読み取る。覗き窓からの視野は明暗の2部
分に分かれており、その境界線が目盛ってある目盛りを
示している値を読み取ることにより行われる。EXAMPLES Hereinafter, the concentration of organic substances in the solution of the present invention (TO
The measurement method of C) will be described by taking the beer lees dehydration waste liquid discharged from the beer lees dehydrator of a beer factory as an example of the solution to be measured. First, in the method of measuring the organic matter concentration in a solution, the correlation between the Brix value and the organic matter concentration (TOC) in the beer lees dewatering waste liquid is obtained in advance. That is, several kinds of beer lees dehydration waste liquid samples whose organic matter concentration (TOC) has already been measured are prepared, Brix values of these samples are calculated, and Brix value and organic matter concentration (TOC) in the beer lees dehydration waste liquid are obtained.
Find the correlation with. Here, the Brix value is a numerical value of the sucrose concentration determined by a so-called Brix meter. To measure the Brix value, generally, a few drops of the test solution are dropped on the prism surface of the Brix meter, the lid is placed on the prism surface, and the value is read from the viewing window. The field of view from the viewing window is divided into two parts, light and dark, and the boundary line is calibrated by reading the value indicating the graduation.
【0014】具体的実験により求めたビール粕脱水廃液
中のBrix値と有機物濃度(TOC)との対応を下記
表1に示した。なお、ビール粕脱水廃液は仕込まれるビ
ールの種類によって各種濃度が異なるものが容易に入手
でき、ここでは10種類のビール粕脱水廃液サンプルを
準備した。Correspondence between the Brix value and the organic matter concentration (TOC) in the beer lees dewatering waste liquid obtained by a concrete experiment is shown in Table 1 below. It should be noted that beer lees dewatering waste liquid having various concentrations depending on the type of beer to be charged can be easily obtained. Here, 10 types of beer lees dewatering waste liquid samples were prepared.
【0015】[0015]
【表1】 この表のデータに基づいて、Brix値と有機物濃度
(TOC)をプロットしたグラフが図1に示される。こ
のグラフより、Brix値をX、有機物濃度(TOC)
をY(mg/l)とすると、下記式(1)の相関式が得
られる。[Table 1] A graph plotting the Brix value and the organic matter concentration (TOC) based on the data in this table is shown in FIG. From this graph, Brix value is X, organic matter concentration (TOC)
Is Y (mg / l), the correlation equation of the following equation (1) is obtained.
【0016】 Y=3043X + 3747 … (1) このような一例として挙げられる相関式(1)を、予
め、求めておく。これにより単に溶液中のBrix値の
みを測定することにより溶液中の有機物濃度を測定する
ことが可能になる。Y = 3043X + 3747 (1) The correlation equation (1) given as an example of such a case is obtained in advance. This makes it possible to measure the organic matter concentration in the solution by simply measuring the Brix value in the solution.
【0017】次に、このような相関式(1)を用いなが
ら溶液中の有機物濃度を測定する方法を利用した溶液の
処理方法について説明する。Next, a method of treating a solution using the method of measuring the concentration of organic substances in the solution while using the correlation equation (1) will be described.
【0018】この溶液の処理方法もやはり測定および処
理対象となる溶液をビール工場のビール粕脱水機から排
出されるビール粕脱水廃液を例にとって、図2に基づい
て説明する。The method of treating this solution will be described with reference to FIG. 2 by taking the beer lees dehydration waste liquid discharged from the beer lees dehydrator of the beer factory as an example of the solution to be measured and treated.
【0019】図2はビール粕脱水廃液の濃度コントロー
ルを行う概略装置図であり、この図によれば、本装置
は、ビール粕脱水廃液パイプ2を流れてくるビール粕脱
水廃液を一旦貯留させるための原水ピット10と、この
原水ピット10に貯留されたビール粕脱水廃液を汲み上
げるためのポンプ11と、ポンプ11により汲み上げら
れたビール粕脱水廃液の流路となるパイプ13と、この
パイプ13を経て送られたビール粕脱水廃液の濃度を調
整をするための混合槽30と、この混合槽30によって
濃度調整されたビール粕脱水廃液を次工程の排水処理装
置へと送るためのポンプ32、パイプ34を備えてい
る。さらに、図2に示される装置には、ビール粕脱水廃
液の濃度を調整をするため、工業用水が流れ込むパイプ
20が、制御バルブ21を介して上記ビール粕脱水廃液
の流路となるパイプ13と連通されており、これによっ
て工業用水が混合槽30に適宜、供給されるようになっ
ている。FIG. 2 is a schematic device diagram for controlling the concentration of the beer lees dewatering waste liquid. According to this figure, this device temporarily stores the beer lees dewatering waste liquid flowing through the beer lees dewatering waste liquid pipe 2. Raw water pit 10, a pump 11 for pumping up the beer lees dewatering waste liquid stored in the raw water pit 10, a pipe 13 serving as a flow path for the beer lees dewatering waste liquid pumped up by the pump 11, and through this pipe 13. A mixing tank 30 for adjusting the concentration of the sent beer lees dewatering waste liquid, a pump 32 and a pipe 34 for sending the beer lees dewatering waste liquid having the concentration adjusted by the mixing tank 30 to the wastewater treatment device of the next step. Is equipped with. Further, in the apparatus shown in FIG. 2, in order to adjust the concentration of the beer lees dewatering waste liquid, the pipe 20 into which the industrial water flows is connected to the pipe 13 serving as a flow path of the beer lees dewatering waste liquid via the control valve 21. They are in communication with each other, whereby industrial water is appropriately supplied to the mixing tank 30.
【0020】さらに、ビール粕脱水廃液の流路となるパ
イプ13の途中(工業用水が流れ込むパイプ20と連結
される手前)には、Brix値を測定するためのBri
x計17が設置されるとともに、このBrix計17で
測定された値にもとづいて、工業用水の流入を調整する
制御バルブ21の開閉コントロールが行われるようにな
っている。Further, in the middle of the pipe 13 serving as a flow path for the dehydration waste liquid of beer lees (before connecting with the pipe 20 into which industrial water flows), a Bri for measuring the Brix value is provided.
The x meter 17 is installed, and the opening / closing control of the control valve 21 that adjusts the inflow of industrial water is performed based on the value measured by the Brix meter 17.
【0021】すなわち、パイプ13を流れる原水ともい
えるビール粕脱水廃液のBrix値をBrix計17で
測定するとともに、測定されたBrix値を、相関式
(1)を用いながら溶液中の有機物濃度(TOC)に換
算する。そして、仮に、このように測定された有機物濃
度(TOC)値が、予め設定されていた有機物濃度(T
OC)値よりも大きい場合には、ビール粕脱水廃液を希
釈すべく工業用水を混ぜるように信号が制御バルブ21
へ送られる。すると、制御バルブ21は計算された所定
時間のあいだ開き続き、工業用水が混合槽30に供給さ
れて、混合槽30でビール粕脱水廃液が希釈され、その
結果、希釈されたビール粕脱水廃液の有機物濃度(TO
C)値は、予め設定されていた有機物濃度(TOC)値
あるいはそれ以下の値になる。このように濃度調整され
たビール粕脱水廃液は、所定量溜ると、ポンプ32によ
りパイプ34を介して図示しないビール粕脱水廃液の排
水処理装置へと供給される。That is, the Brix value of the beer lees dewatering waste liquid, which can be said to be the raw water flowing through the pipe 13, is measured by the Brix meter 17, and the measured Brix value is calculated by using the correlation equation (1) to determine the concentration of organic matter (TOC) in the solution. ). Then, if the organic matter concentration (TOC) value thus measured is set to the preset organic matter concentration (T
If it is larger than the OC) value, a signal is sent to the control valve 21 to mix industrial water to dilute the beer lees dewatering waste liquid.
Sent to. Then, the control valve 21 continues to open for the calculated predetermined time, the industrial water is supplied to the mixing tank 30, and the beer lees dehydration waste liquid is diluted in the mixing vessel 30, and as a result, the diluted beer lees dehydration waste liquid is discharged. Organic matter concentration (TO
The C) value becomes a preset organic matter concentration (TOC) value or a value less than that. When the beer lees dewatering waste liquid whose concentration has been adjusted in this manner is accumulated in a predetermined amount, the beer lees dewatering waste liquid is supplied from the pump 32 through the pipe 34 to a waste water treatment device for the beer lees dehydration waste liquid.
【0022】なお、工業用水で希釈すべきか否かの濃度
基準、すなわち、予め設定される有機物濃度(TOC)
基準値は、その後(ビール粕脱水廃液の濃度コントロー
ル後)の処理であるビール粕脱水廃液の排水処理装置の
処理能力、すなわち排水処理装置への負荷等を考慮して
設定される。従って、仮に、Brix計17を介して測
定された有機物濃度(TOC)値が、予め設定されてい
た有機物濃度(TOC)値よりも小さい場合には、工業
用水による希釈は行なわれないままその後の処理である
排水処理装置へと送られる。The concentration standard of whether or not to dilute with industrial water, that is, a preset organic substance concentration (TOC)
The reference value is set in consideration of the treatment capacity of the wastewater treatment device for the wastewater treatment liquid of beer lees, that is, the load on the wastewater treatment device, which is the subsequent treatment (after controlling the concentration of the dehydration waste liquid of beer lees). Therefore, if the organic substance concentration (TOC) value measured via the Brix meter 17 is smaller than the preset organic substance concentration (TOC) value, the subsequent dilution with industrial water is not performed. It is sent to the wastewater treatment equipment that is the treatment.
【0023】なお、本発明の実施例では、測定および処
理方法の対象となる溶液として、ビール工場のビール粕
脱水機から排出されるビール粕脱水廃液を例に取って説
明してきたが、これに限定されることなく糖質を含有す
る他の溶液、例えば、清涼飲料工場の廃液、製糖廃液、
パルプ廃液等も本発明の対象と成り得る。In the embodiments of the present invention, the beer lees dewatering waste liquid discharged from the beer lees dehydrator of a beer factory has been described as an example of the solution to be measured and treated. Other solutions containing sugars without limitation, such as soft drink factory effluents, sugar effluents,
Pulp waste liquor and the like can also be the subject of the present invention.
【0024】また、本発明の実施例ではBrix値を測
定後、この値から溶液中の有機物濃度を求め、この求め
られた有機物濃度の値に基づき、必要に応じて溶媒とし
ての水を加えて溶液中の有機物濃度を調整する例を挙げ
たが、この例に限定されることなく、例えば、求められ
た有機物濃度の値に基づき溶液への栄養塩類の添加をす
ることもできる。ちなみに、この場合は、微生物に必要
な栄養塩類が溶液中に含まれていない時であり、有機物
に対して一定の割合で添加する必要がある。In addition, in the examples of the present invention, after measuring the Brix value, the concentration of the organic substance in the solution is obtained from this value, and water as a solvent is added if necessary based on the obtained value of the organic substance concentration. Although the example of adjusting the concentration of the organic substance in the solution has been described, the present invention is not limited to this example. For example, the nutrient salts may be added to the solution based on the value of the obtained concentration of the organic substance. By the way, in this case, the nutrient salts necessary for the microorganisms are not contained in the solution, and it is necessary to add the nutrient salts at a constant ratio to the organic matter.
【0025】[0025]
【発明の効果】本発明の溶液中の有機物濃度を測定する
方法は、予め、溶液中のBrix値と有機物濃度との相
関関係を求めておいて、溶液中のBrix値を測定する
ことにより溶液中の有機物濃度を求めるようにしてい
る。そして、本発明の溶液の処理方法は、予め、溶液中
のBrix値と有機物濃度との相関関係を求めておい
て、溶液中のBrix値を測定することにより溶液中の
有機物濃度を求め、この求められた有機物濃度の値に基
づいて、さらに溶液への栄養塩類の添加ないしは溶媒追
加による溶液中の有機物濃度を調整し、しかる後、後処
理工程にて濃度調整された溶液の処理を行うようにして
いる。従って、従来の方法に比べ、排水中のSS分にも
悪影響を受けず、しかも安価で操作が簡易でメンテナン
スが容易な溶液中の有機物濃度の測定方法、およびその
測定方法を利用した溶液の処理方法を提供することがで
きる。Industrial Applicability The method of measuring the organic matter concentration in the solution of the present invention is such that the correlation between the Brix value in the solution and the organic matter concentration is obtained in advance, and the Brix value in the solution is measured. I try to find the concentration of organic substances inside. Then, the method of treating a solution of the present invention, in advance, the correlation between the Brix value and the organic matter concentration in the solution is obtained, and the organic matter concentration in the solution is obtained by measuring the Brix value in the solution. Based on the calculated organic matter concentration value, further adjust the organic matter concentration in the solution by adding nutrient salts to the solution or adding a solvent, and then perform the treatment of the solution whose concentration has been adjusted in the post-treatment step. I have to. Therefore, compared with the conventional method, the method does not adversely affect the SS content in the wastewater, and is inexpensive, easy to operate and easy to maintain, and a method for measuring the concentration of organic matter in the solution, and a method for treating the solution using the method. A method can be provided.
【図1】Brix値と有機物濃度(TOC)をプロット
したグラフである。FIG. 1 is a graph in which a Brix value and an organic matter concentration (TOC) are plotted.
【図2】ビール粕脱水廃液の濃度コントロールを行う概
略装置図である。FIG. 2 is a schematic device diagram for controlling the concentration of a beer lees dehydration waste liquid.
10…原水ピット 11…ポンプ 17…Brix計 21…制御バルブ 30…混合槽 10 ... Raw water pit 11 ... Pump 17 ... Brix meter 21 ... Control valve 30 ... Mixing tank
Claims (3)
定する方法であって、 該方法は、予め、溶液中のBrix値と有機物濃度との
相関関係を求めておいて、溶液中のBrix値を測定す
ることにより溶液中の有機物濃度を求めることを特徴と
する溶液中の有機物濃度の測定方法。1. A method for measuring the concentration of an organic substance in a solution containing a sugar, which comprises obtaining a correlation between a Brix value in the solution and the concentration of the organic substance in advance, and measuring the concentration of the organic substance in the solution. A method for measuring an organic substance concentration in a solution, which comprises obtaining the organic substance concentration in the solution by measuring a Brix value.
て、 該方法は、予め、溶液中のBrix値と有機物濃度との
相関関係を求めておいて、溶液中のBrix値を測定す
ることにより溶液中の有機物濃度を求め、この求められ
た有機物濃度の値に基づいて、さらに溶液への栄養塩類
の添加ないしは溶媒追加による溶液中の有機物濃度を調
整し、しかる後、後処理工程にて濃度調整された溶液の
処理を行うことを特徴とする溶液の処理方法。2. A method of treating a solution containing a sugar, wherein the method determines the Brix value in the solution by previously obtaining the correlation between the Brix value in the solution and the concentration of the organic substance. Determine the organic matter concentration in the solution by, based on the value of the obtained organic matter concentration, further adjust the organic matter concentration in the solution by adding nutrient salts to the solution or adding a solvent, and then in the post-treatment step. A method of treating a solution, which comprises treating a solution of which concentration has been adjusted.
ことを特徴とする請求項2に記載の溶液の処理方法。3. The method for treating a solution according to claim 2, wherein the post-treatment step is a wastewater treatment step.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5340554A JP2546781B2 (en) | 1993-12-07 | 1993-12-07 | Method for measuring concentration of organic matter in solution and method for treating solution using the method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5340554A JP2546781B2 (en) | 1993-12-07 | 1993-12-07 | Method for measuring concentration of organic matter in solution and method for treating solution using the method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH07159394A JPH07159394A (en) | 1995-06-23 |
JP2546781B2 true JP2546781B2 (en) | 1996-10-23 |
Family
ID=18338107
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5340554A Expired - Fee Related JP2546781B2 (en) | 1993-12-07 | 1993-12-07 | Method for measuring concentration of organic matter in solution and method for treating solution using the method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2546781B2 (en) |
-
1993
- 1993-12-07 JP JP5340554A patent/JP2546781B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH07159394A (en) | 1995-06-23 |
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