JP2005221255A - Measuring device of treated liquid - Google Patents

Measuring device of treated liquid Download PDF

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JP2005221255A
JP2005221255A JP2004026917A JP2004026917A JP2005221255A JP 2005221255 A JP2005221255 A JP 2005221255A JP 2004026917 A JP2004026917 A JP 2004026917A JP 2004026917 A JP2004026917 A JP 2004026917A JP 2005221255 A JP2005221255 A JP 2005221255A
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liquid
liquid chamber
inlet
treatment
outlet
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JP3835761B2 (en
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Isamu Ono
勇 小野
Yoshiyasu Tajiri
惠保 田尻
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TOSHI KAKUGYO KK
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a measuring device of treated liquid capable of measuring quickly a characteristic change of the liquid treated by a treating device. <P>SOLUTION: This measuring device of the treated liquid is constituted as follows: a treated-liquid chamber 3 and a liquid chamber 4 before treatment are partitioned and bonded by a bonding part 5 provided with a neutral film 6; an openable/closable inlet liquid cock 32 is provided at the inlet of the treated-liquid chamber 3; an openable/closable outlet liquid cock 34 is provided at the outlet of a treating chamber; an openable/closable inlet liquid cock 42 is provided at the inlet of the liquid chamber 4 before treatment; an openable/closable outlet liquid cock 44 is provided at the outlet of the liquid chamber before treatment; a measuring cell 2 provided respectively with a detection electrode 11 in the treated-liquid chamber and with a reference electrode 12 in the liquid chamber before treatment is provided; and a current voltage detection means 13 is connected to the detection electrode and the reference electrode. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

本発明は、各種の水処理装置等の液体の処理装置において処理された処理前の液体と処理後の液との比較によって、水処理装置等の状態を把握することを可能とする処理液の測定装置に関する。   The present invention relates to a treatment liquid that makes it possible to grasp the state of a water treatment apparatus or the like by comparing the liquid before treatment and the liquid after treatment in a liquid treatment apparatus such as various water treatment apparatuses. It relates to a measuring device.

水を浄化、あるいは水の改質等に使用する水処理装置としては各種の処理装置が用いられているが、これらの処理装置の運転状況を把握し、動作の異常、あるいは所定の性能が得られていない場合等には、速やかに装置を調整したり、あるいは装置内の処理部材が寿命に達した場合には、速やかに交換することが求められている。   Various treatment devices are used as water treatment devices for purifying water or reforming water, etc., but it is possible to grasp the operating status of these treatment devices and obtain abnormal operation or predetermined performance. If not, it is required to adjust the apparatus promptly or to replace it quickly when the processing member in the apparatus reaches the end of its life.

処理水の特性の把握は、処理前および処理後の水を各種の分析手段によって測定し、得られた測定結果から両者を比較することによって実現することが可能であるが、運転中に速やかに、しかも簡単に把握することが求められていた。   Understanding the characteristics of treated water can be realized by measuring the water before and after treatment with various analytical means and comparing the results from the obtained measurement results. In addition, it was required to grasp easily.

本発明は、水処理装置等において、処理前後の水を処理装置の設置場所等においても、速やかに測定することが可能な測定装置を提供することを課題とするものである。
また、いわゆるその場測定が可能で、処理された液の処理直後の状態を正確に把握することが可能な測定装置を提供することが可能な測定装置を提供することを課題とするものである。 It is an object of the present invention to provide a measuring apparatus capable of quickly measuring water before and after treatment in a water treatment apparatus or the like even at a place where the treatment apparatus is installed.
It is another object of the present invention to provide a measuring apparatus capable of providing a measuring apparatus that can perform so-called in-situ measurement and can accurately grasp the state immediately after processing of the processed liquid. .

本発明の課題は、処理液の測定装置において、処理液室と処理前液室とが中性膜を設けた結合部によって区画されて結合され、処理液室は処理液の開閉自在な流入口、および開閉自在な流出口を設け、処理前液室には、開閉自在な処理前液の流入口、および開閉自在な流出口を設け、処理液室には検出電極を設け、処理前液室には比較電極を設けた測定セルを有し、検出電極と比較電極には電流電圧検出手段が接続された処理液の測定装置によって解決することができる。
また、測定セルの処理液室の入口液栓よりも処理液室側の配管と、処理前液室の入口液栓よりも処理前液室側の配管とを結合する入口側連通路が設けられており、入口側連通路には、入口側連通路を開閉する入口側連通路開閉栓が設けられており、また処理液室の出口液栓よりも処理液室側の配管と、処理前液室の出口液栓よりも処理前液室側の配管とを結合する出口側連通路が設けられ、出口側連通路には出口側連通路を開閉する出口側連通路開閉栓が設けられた前記の処理液の測定装置である。 SUMMARY OF THE INVENTION An object of the present invention is to provide a processing liquid measuring apparatus in which a processing liquid chamber and a pre-processing liquid chamber are partitioned and connected by a coupling portion provided with a neutral film, and the processing liquid chamber is an inlet for opening and closing the processing liquid. And an openable / closable outlet, the pre-treatment liquid chamber is provided with an openable / closable pre-treatment liquid inlet and the openable / closable outlet, the treatment liquid chamber is provided with a detection electrode, and the pre-treatment liquid chamber is provided. Can be solved by a measuring apparatus for a processing solution having a measurement cell provided with a comparison electrode, and a current / voltage detection means connected to the detection electrode and the comparison electrode.
In addition, an inlet-side communication path is provided for connecting a pipe closer to the treatment liquid chamber than the inlet liquid stopper of the treatment liquid chamber of the measurement cell and a pipe closer to the pretreatment liquid chamber than the inlet liquid stopper of the pretreatment liquid chamber. The inlet-side communication passage is provided with an inlet-side communication passage opening / closing stopper that opens and closes the inlet-side communication passage. The outlet side communication passage that connects the pipe on the liquid chamber side before processing to the outlet liquid stopper of the chamber is provided, and the outlet side communication passage is provided with the outlet side communication passage opening / closing stopper that opens and closes the outlet side communication passage. Is an apparatus for measuring the treatment liquid.

本発明の処理液の測定装置においては、処理前の液と処理後の液の両者を別個に測定する必要がないので、速やかにしかも簡単に両者の違いを測定することが可能であり、また処理された液を検出電極を配置した処理液室に連続的に導入し、処理液室と中性膜で区画された処理前液室には比較電極を配置し、検出電極と比較電極の間で検出される電圧を測定した場合には、処理前液と比較した検出出力を常に観測することが可能である。   In the treatment liquid measuring apparatus of the present invention, since it is not necessary to measure both the liquid before treatment and the liquid after treatment separately, it is possible to quickly and easily measure the difference between the two. The treated liquid is continuously introduced into the treatment liquid chamber in which the detection electrode is disposed, and a reference electrode is disposed in the pretreatment liquid chamber partitioned by the treatment liquid chamber and the neutral film, and between the detection electrode and the comparison electrode. When the voltage detected in step 1 is measured, it is possible to always observe the detection output compared with the pre-treatment solution.

本発明は、中性膜によって区画された測定セルにおいて、処理液された液を、処理前の液を比較液とし、処理液と処理前液に浸漬した検出電極と比較電極で観測される電気化学的な変化を測定することによって、処理された液の処理前液に対する変化を測定することを可能としたものである。   In the measurement cell partitioned by the neutral membrane, the present invention uses the liquid treated as the liquid before the treatment, the liquid before the treatment as a comparison liquid, and the electricity observed by the detection electrode and the reference electrode immersed in the liquid before the treatment. By measuring the chemical change, it is possible to measure the change of the treated liquid relative to the pre-treatment liquid.

例えば、水道水、地下水等の水の中には様々な化学物質が溶解している。溶解している化学物質としては、気体成分では酸素、窒素、二酸化炭素、主な陽イオンとしてはＣａ2+、Ｎａ+、Ｋａ+を始めとしたもの、陰イオンＯＨ-、ＨＣＯ3 -、Ｃｌ-、ＨＳｉＯ3 -等が挙げられる。これらのイオンは水中では様々な化学平衡を形成しており、水の活性化装置、改質装置と称される装置の処理前後では、何らかの変化を受けているものと考えられる。 For example, various chemical substances are dissolved in water such as tap water and groundwater. As dissolved chemical substances, oxygen, nitrogen, carbon dioxide as gas components, Ca 2+ , Na + , Ka + as main cations, anions OH − , HCO 3 − , Cl - , HSiO 3- and the like. These ions form various chemical equilibria in water, and are considered to have undergone some change before and after the treatment of a device called a water activation device or reformer.

本発明は、こうした水処理装置における処理前後の水の特性の変化、あるいはその他の水の浄化装置等によって処理された水の変化を、処理前の液を比較液として直接に電気化学的な測定セルを用いて測定を行うものである。   The present invention directly measures electrochemical changes in water characteristics before and after treatment in such a water treatment apparatus, or changes in water treated by other water purification apparatuses, etc. using the liquid before treatment as a comparison liquid. Measurement is performed using a cell.

以下に図面を参照して本発明を説明する。
図１は、本発明の処理液の測定装置の一実施例を説明する図である。
処理液の測定装置１は、測定セル２を有し、測定セルは、ホウケイ酸ガラス等のガラス材料等によって構成され、処理液室３と処理前液室４は、結合部５によって結合されている。結合部５には、中性膜６が取りつけられており、処理液７が処理前液８と混合することを防止するとともに両室間の電気化学的測定を可能としている。 The present invention will be described below with reference to the drawings.
FIG. 1 is a view for explaining an embodiment of a processing liquid measuring apparatus according to the present invention.
The treatment liquid measuring apparatus 1 has a measurement cell 2, and the measurement cell is made of a glass material such as borosilicate glass. The treatment liquid chamber 3 and the pretreatment liquid chamber 4 are coupled by a coupling portion 5. Yes. A neutral film 6 is attached to the coupling portion 5 to prevent the treatment liquid 7 from mixing with the pre-treatment liquid 8 and to allow electrochemical measurement between the two chambers.

処理液入口３１には、水処理装置１００の処理液配管１０１に設けたオリフィス１０２の入口側からバイパスした処理液供給用配管１０３が入口液栓３２を介して接続されており、また処理液出口３３には、出口液栓３４を介して処理液戻り配管１０４が結合されており、処理液戻り配管１０４は、オリフィス１０２の出口側におおいて処理液配管に接続されている。
同様に、処理前液室４の処理前液入口４１には入口液栓４２を介して処理前液配管１０５に設けたオリフィス１０６の入口側後からバイパスした処理前液供給用配管１０７が結合され、処理前液出口４３には、出口液栓４４を介して処理前液戻り配管１０８が結合されて処理装置１００の処理前液配管１０５のオリフィス１０６の出口側に結合されている。 A treatment liquid supply pipe 103 bypassed from the inlet side of the orifice 102 provided in the treatment liquid pipe 101 of the water treatment apparatus 100 is connected to the treatment liquid inlet 31 via an inlet liquid plug 32. A processing liquid return pipe 104 is coupled to 33 via an outlet liquid plug 34, and the processing liquid return pipe 104 is connected to the processing liquid pipe on the outlet side of the orifice 102.
Similarly, a pre-treatment liquid supply pipe 107 bypassed from the inlet side of the orifice 106 provided in the pre-treatment liquid pipe 105 is coupled to the pre-treatment liquid inlet 41 of the pre-treatment liquid chamber 4 via an inlet liquid plug 42. The pre-process liquid return pipe 108 is connected to the pre-process liquid outlet 43 via an outlet liquid plug 44 and is connected to the outlet side of the orifice 106 of the pre-process liquid pipe 105 of the processing apparatus 100.

処理液室の入口液栓３２よりも処理液室側の配管と、処理前液室の入口液栓４２よりも処理前液室側の配管とを結合する入口側連通路１４が設けられており、入口側連通路１４には、入口側連通路１４を開閉する入口側連通路開閉栓１５が設けられている。
処理液室の出口液栓３４よりも処理液室側の配管と、処理前液室の出口液栓４４よりも処理前液室側の配管とを結合する出口側連通路１６が設けられており、出口側連通路１６には出口側連通路１６を開閉する出口側連通路開閉栓１７が設けられている。 An inlet-side communication path 14 is provided for connecting a pipe closer to the treatment liquid chamber than the inlet liquid stopper 32 of the treatment liquid chamber and a pipe closer to the liquid chamber before treatment than the inlet liquid stopper 42 of the liquid chamber before treatment. The inlet-side communication path 14 is provided with an inlet-side communication path opening / closing stopper 15 that opens and closes the inlet-side communication path 14.
An outlet-side communication passage 16 is provided to connect a pipe closer to the treatment liquid chamber than the outlet liquid stopper 34 of the treatment liquid chamber and a pipe closer to the liquid chamber before treatment than the outlet liquid stopper 44 of the liquid chamber before treatment. The outlet side communication path 16 is provided with an outlet side communication path opening / closing stopper 17 for opening and closing the outlet side communication path 16.

処理液室３には検出電極１１が設けられており、処理前液室４には、比較電極１２が設けられていおり、検出電極１１、および比較電極１２には電圧電流測定手段１３に結合されている。
また、測定セル２に設けた液栓の操作によっての処理液室３あるいは処理前室４へ連続的に供給した測定、あるいはそれぞれの液を静止した状態での測定等が可能となる。
以上の例では、オリフィスの前後に形成される圧力差をを利用して測定セルへの液体の導入について説明したが、ポンプ等を用いて測定セルへ供給しても良いが、オリフィスによる圧力差を利用した場合には、ポンプ等を不要とすることが可能である。 The treatment liquid chamber 3 is provided with a detection electrode 11, the pre-treatment liquid chamber 4 is provided with a comparison electrode 12, and the detection electrode 11 and the comparison electrode 12 are coupled to a voltage / current measuring means 13. ing.
In addition, it is possible to perform measurement by continuously supplying the processing liquid chamber 3 or the pre-processing chamber 4 by operating a liquid stopper provided in the measurement cell 2, or measuring each liquid in a stationary state.
In the above example, the introduction of the liquid into the measurement cell using the pressure difference formed before and after the orifice has been described. However, the pressure difference due to the orifice may be supplied to the measurement cell using a pump or the like. When is used, a pump or the like can be eliminated.

図２は、本発明の測定セルの他の実施例を説明する図である。
処理液の測定装置の測定セル２において、処理液室３と処理前液室４は、結合部５によって結合されている。結合部５には、中性膜６が取りつけられている。中性膜６は、ガラス等からなる多孔性固定部材６Ａおよび６Ｂによって両側から保持する等の方法によって着脱自在に装着することが好ましい。
また、処理液室の入口液栓３１よりも処理液室側の配管と、処理前液室の入口液栓４２よりも処理前液室側の配管とを結合する入口側連通路１４が設けられており、入口側連通路１４には、入口側連通路１４を開閉する入口側連通路開閉栓１５が設けられている。
処理液室の出口液栓３４よりも処理液室側の配管と、処理前液室の出口液栓４４よりも処理前液室側の配管とを結合する出口側連通路１６が設けられており、出口側連通路１６には出口側連通路１６を開閉する出口側連通路開閉栓１７が設けられている。 FIG. 2 is a diagram for explaining another embodiment of the measurement cell of the present invention.
In the measurement cell 2 of the treatment liquid measuring apparatus, the treatment liquid chamber 3 and the pre-treatment liquid chamber 4 are coupled by a coupling portion 5. A neutral film 6 is attached to the coupling portion 5. The neutral membrane 6 is preferably detachably mounted by a method such as holding from both sides by porous fixing members 6A and 6B made of glass or the like.
In addition, an inlet-side communication path 14 is provided for connecting a pipe closer to the treatment liquid chamber than the inlet liquid stopper 31 of the treatment liquid chamber and a pipe closer to the liquid chamber before treatment than the inlet liquid stopper 42 of the liquid chamber before treatment. The inlet side communication passage 14 is provided with an inlet side communication passage opening / closing stopper 15 that opens and closes the inlet side communication passage 14.
An outlet-side communication passage 16 is provided to connect a pipe closer to the treatment liquid chamber than the outlet liquid stopper 34 of the treatment liquid chamber and a pipe closer to the liquid chamber before treatment than the outlet liquid stopper 44 of the liquid chamber before treatment. The outlet side communication path 16 is provided with an outlet side communication path opening / closing stopper 17 for opening and closing the outlet side communication path 16.

処理液室の入口液栓３２あるいは処理前室の入口液栓４２のいずれかを開放し、入口側連通路開閉栓１５を開放すると、処理液室３あるいは処理前液室４の両者に処理液または処理前液のいずれか一方を導入することができる。
また、処理液を静止あるいは流動状態での任意の測定が可能である。
処理液室および処理前液室の両室に、処理前液あるいは処理液のいずれかを充填した状態で検出電極１１および比較電極１２を装着して両者の電位差を測定することによって、両電極の特性の相違によるわずかな相違に基づく電位差を測定が可能となる。
その結果、処理液と処理前液との測定によって検出電極と比較電極との間で検出された電位差の測定結果を修正が可能であるのでより正確な測定ができる。 When either the inlet liquid stopper 32 of the processing liquid chamber or the inlet liquid stopper 42 of the pretreatment chamber is opened and the inlet side communication passage opening / closing stopper 15 is opened, the processing liquid is supplied to both the processing liquid chamber 3 and the pretreatment liquid chamber 4. Alternatively, either one of the pretreatment liquids can be introduced.
In addition, it is possible to arbitrarily measure the treatment liquid in a stationary or fluid state.
By mounting the detection electrode 11 and the comparison electrode 12 in a state where both the pre-treatment liquid and the pre-treatment liquid are filled in both the treatment liquid chamber and the pre-treatment liquid chamber, and measuring the potential difference between the two electrodes, A potential difference based on a slight difference due to a difference in characteristics can be measured.
As a result, the measurement result of the potential difference detected between the detection electrode and the comparison electrode can be corrected by measuring the treatment liquid and the pre-treatment liquid, so that more accurate measurement can be performed.

処理液室３および処理前液室４には、温度測定手段５１、５２を設けており、測定時の条件を把握することができる。また、ｐＨセンサー等の他のセンサーを設けても良い。
処理液室あるいは処理前液室に対して、測定セル内の洗浄等の目的で純水、あるいはその他の液を供給する管路を結合しても良い。 The treatment liquid chamber 3 and the pre-treatment liquid chamber 4 are provided with temperature measuring means 51 and 52 so that the conditions at the time of measurement can be grasped. Further, other sensors such as a pH sensor may be provided.
A pipe for supplying pure water or other liquid may be coupled to the treatment liquid chamber or the pre-treatment liquid chamber for the purpose of cleaning the measurement cell.

本発明の測定セルに装着する中性膜としては、半透膜や測定対象の液体が測定中には混合することがない程度の多孔性を有する膜を用いることができる。具体的には、セルロース系の半透膜、合成樹脂系多孔性膜、セラミック系の多孔性膜を用いることができる。
また、検出電極、比較電極には、測定対象の液体中において電気化学的な特性が安定したものであれば各種のものを用いることが可能であり、白金、金等の貴金属、炭素等の電極を用いることができる。
また、検出電極と比較電極との間の電位差は、入力インピーダンスが大きな電位差計、あるいはＡＤ変換器とコンピュータとを接続して測定しても良い。
以下に実施例を示し本発明を説明する。 As a neutral membrane to be mounted on the measurement cell of the present invention, a semipermeable membrane or a membrane having a degree of porosity that does not mix the liquid to be measured during measurement can be used. Specifically, a cellulose semipermeable membrane, a synthetic resin porous membrane, or a ceramic porous membrane can be used.
As the detection electrode and the comparison electrode, various electrodes can be used as long as the electrochemical characteristics are stable in the liquid to be measured. Electrodes of platinum, gold and other precious metals, carbon, etc. Can be used.
Further, the potential difference between the detection electrode and the comparison electrode may be measured by connecting a potentiometer having a large input impedance or an AD converter and a computer.
The following examples illustrate the invention.

図１に示した外径２５ｍｍ、厚み２．５ｍｍのほうケイ酸ガラスからなる処理液室と処理前液室とを有し、それぞれの入口側および出口側には、外径１２ｍｍのポリテトラフルオロエチレン製プラグを装着した液栓を有し、処理液室と処理前液室とを透析膜（ユニオンカーバイド製 Seamless cellose tubing 36/32）から切り取った直径２０ｍｍの膜を、多孔性ガラス板によって両側を保持して結合部に取り付けた測定セルを作製した。
処理液室および処理前液室には、シリコーンゴム製の栓を用いて、検出電極、比較電極ともに、外径１ｍｍ、接液部の長さ３０ｍｍの白金線を装着した。 1 has a treatment liquid chamber and a pretreatment liquid chamber made of borosilicate glass having an outer diameter of 25 mm and a thickness of 2.5 mm, and each of the inlet side and the outlet side has a polytetrafluoro having an outer diameter of 12 mm. It has a liquid stopper fitted with an ethylene plug, and a membrane with a diameter of 20 mm, which is obtained by cutting the treatment chamber and the pretreatment chamber from a dialysis membrane (Seamless cellose tubing 36/32 made by Union Carbide) on both sides with a porous glass plate. And a measurement cell attached to the coupling portion was prepared.
A platinum wire having an outer diameter of 1 mm and a wetted part length of 30 mm was attached to the treatment liquid chamber and the pre-treatment liquid chamber using a stopper made of silicone rubber for both the detection electrode and the comparison electrode.

水改質装置（都市拡業製 ザ・バイオウォーター１−２−３）の処理前液配管に測定セルへの処理前供給管路を接続して測定セルの処理前液室の入口側と結合した。また、測定セルの処理前液室の出口側の管路を処理前液戻り配管に接続した。
同様に、水改質装置の処理液が出口側の処理液配管には、測定液供給用配管を接続し、測定セルの処理室の入口側と結合した。また、測定セルの出口側に処理液戻り配管を接続し、処理液供給管路と結合した。 Connect the pre-treatment supply pipe to the measurement cell to the pre-treatment liquid pipe of the water reformer (Urban Kogyo The Bio Water 1-2-3) and connect it to the inlet side of the pre-treatment liquid chamber of the measurement cell did. In addition, a pipe line on the outlet side of the pretreatment liquid chamber of the measurement cell was connected to the pretreatment liquid return pipe.
Similarly, the measurement liquid supply pipe was connected to the treatment liquid pipe on the outlet side of the treatment liquid of the water reformer, and was coupled to the inlet side of the treatment chamber of the measurement cell. In addition, a treatment liquid return pipe was connected to the outlet side of the measurement cell, and was combined with a treatment liquid supply pipe.

温度１７℃、電気伝導度１５ｍＳ／ｍの水道水を、水改質装置（都市拡業製 ザ・バイオウォーター１−２−３）を６リットル／分で通過処理させ、測定セルに結合した液栓を操作して、処理前液室に処理前液を充填した。
次いで、処理液室にも処理前液を断続的に充填して通過させて、検出電極および比較電極の間の電位差を検出し、その結果を図３においてＮで示す。
また、液栓の操作を行って処理液室には改質装置を通過させた処理液を断続的に通液して検出電極および比較電極の間の電位差を検出し、その結果を図３においてＳで示す。 A tap water having a temperature of 17 ° C. and an electric conductivity of 15 mS / m is passed through a water reforming device (The Bio Water 1-2-3 manufactured by Urban Expansion Co., Ltd.) at a rate of 6 liters / minute, and the liquid is combined with the measurement cell The stopper was operated to fill the pretreatment liquid chamber with the pretreatment liquid.
Next, the pretreatment liquid is intermittently filled into the treatment liquid chamber and passed therethrough to detect a potential difference between the detection electrode and the comparison electrode, and the result is indicated by N in FIG.
Further, by operating the liquid stopper, the processing liquid passed through the reformer is intermittently passed through the processing liquid chamber to detect a potential difference between the detection electrode and the comparison electrode, and the result is shown in FIG. Indicated by S.

実施例１において使用した検出電極および比較電極を直径２ｍｍ、接液部の長さ３０ｍｍの炭素棒とした点を除き、実施例１と同様に処理液室にも処理前液を断続的に充填して通過させて、検出電極および比較電極の間の電位差を検出し、その結果を図４においてＮで示す。
また、液栓の操作を行って処理液室には改質装置を通過させた処理液を断続的に通液して検出電極および比較電極の間の電位差を検出し、その結果を図４においてＳで示す。 Except for the point that the detection electrode and the comparison electrode used in Example 1 are carbon rods having a diameter of 2 mm and a wetted part length of 30 mm, the pretreatment liquid is intermittently filled in the treatment liquid chamber as in Example 1. The potential difference between the detection electrode and the comparison electrode is detected, and the result is indicated by N in FIG.
Further, by operating the liquid stopper, the processing liquid passed through the reformer is intermittently passed through the processing liquid chamber to detect a potential difference between the detection electrode and the comparison electrode, and the result is shown in FIG. Indicated by S.

本発明の処理液の測定装置は、処理液の電気化学的特性を処理前液を基準として測定したので、処理前液と比較した測定結果を直接得ることができるので、処理装置によって得られた処理液の変化を正確に把握することができ、水処理装置の動作状態を正確に把握することが可能となる。   The treatment liquid measuring apparatus of the present invention was obtained by the treatment apparatus because the electrochemical characteristics of the treatment liquid were measured with reference to the pretreatment liquid, so that the measurement result compared with the pretreatment liquid could be obtained directly. The change of the treatment liquid can be accurately grasped, and the operation state of the water treatment apparatus can be accurately grasped.

図１は、本発明の処理液の測定装置の一実施例を説明する図である。FIG. 1 is a view for explaining an embodiment of a processing liquid measuring apparatus according to the present invention. 図２は、本発明の測定セルの他の実施例を説明する図である。FIG. 2 is a diagram for explaining another embodiment of the measurement cell of the present invention. 図３は、本発明の一実施例の測定結果を説明する図である。FIG. 3 is a diagram for explaining the measurement results of one embodiment of the present invention. 図４は、本発明の測定セルの他の実施例を説明する図である。FIG. 4 is a diagram for explaining another embodiment of the measurement cell of the present invention.

符号の説明Explanation of symbols

１…処理液の測定装置、２…測定セル、３…処理液室、４…処理前液室、５…結合部、
６…中性膜、６Ａ，６Ｂ…多孔性固定部材、７…処理液、８…処理前液、１１…検出電極、１２…比較電極、１３…電圧電流測定手段、１４…入口側連通路、１５…入口側連通路開閉栓、１６…出口側連通路、１７…出口側連通路開閉栓、３１…処理液入口、３２…入口液栓、３３…処理液出口、３４…出口液栓、１０４…処理液戻り配管、４１…処理前液入口、４２…入口液栓、４３…処理前液出口、４４…出口液栓、５１，５２…温度測定手段、１００…水処理装置、１０１…処理液配管、１０２…オリフィス、１０３…処理液供給用配管、１０４…処理液戻り配管、１０５…処理前液配管、１０６…オリフィス、１０７…処理前液供給用配管、１０８…処理前液戻り配管 DESCRIPTION OF SYMBOLS 1 ... Measuring device of processing liquid, 2 ... Measurement cell, 3 ... Processing liquid chamber, 4 ... Pre-processing liquid chamber, 5 ... Coupling part,
DESCRIPTION OF SYMBOLS 6 ... Neutral membrane, 6A, 6B ... Porous fixing member, 7 ... Treatment liquid, 8 ... Pre-treatment liquid, 11 ... Detection electrode, 12 ... Comparison electrode, 13 ... Voltage current measurement means, 14 ... Inlet side communication path, DESCRIPTION OF SYMBOLS 15 ... Inlet side communication path opening / closing stopper, 16 ... Outlet side communication path, 17 ... Outlet side communication path opening / closing stopper, 31 ... Processing liquid inlet, 32 ... Inlet liquid stopper, 33 ... Processing liquid outlet, 34 ... Outlet liquid stopper, 104 DESCRIPTION OF SYMBOLS ... Treatment liquid return piping, 41 ... Pretreatment liquid inlet, 42 ... Inlet liquid stopper, 43 ... Pretreatment liquid outlet, 44 ... Outlet liquid stopper, 51, 52 ... Temperature measuring means, 100 ... Water treatment apparatus, 101 ... Treatment liquid Piping 102, orifice, 103, treatment liquid supply pipe 104, treatment liquid return pipe 105, pretreatment liquid pipe 106, orifice 107, pretreatment liquid supply pipe 108, pretreatment liquid return pipe

Claims (2)

処理液の測定装置において、処理液室と処理前液室とが中性膜を設けた結合部によって区画されて結合され、処理液室の入口には開閉自在な入口液栓が設けられ、処理室の出口には開閉自在な出口液栓が設けられ、また処理前液室の入口には、開閉自在な入口液栓が設けられ、処理前液室の出口には開閉自在な出口液栓が設けられ、処理液室には検出電極が、処理前液室には比較電極がそれぞれ設けられた測定セルを有し、検出電極と比較電極には電流電圧検出手段が接続されたことを特徴とする処理液の測定装置。 In a processing liquid measuring apparatus, a processing liquid chamber and a pre-processing liquid chamber are partitioned and connected by a coupling portion provided with a neutral film, and an inlet liquid plug that can be opened and closed is provided at the inlet of the processing liquid chamber. The outlet of the chamber is provided with an openable / closable outlet liquid stopper, the inlet of the pretreatment liquid chamber is provided with an openable / closable inlet liquid stopper, and the outlet of the pretreatment liquid chamber is provided with an openable / closable outlet liquid stopper. Provided with a measurement cell in which a detection electrode is provided in the treatment liquid chamber and a comparison electrode is provided in the pre-treatment liquid chamber, and a current-voltage detection means is connected to the detection electrode and the comparison electrode. A processing liquid measuring device. 測定セルの処理液室の入口液栓よりも処理液室側の配管と、処理前液室の入口液栓よりも処理前液室側の配管とを結合する入口側連通路が設けられており、入口側連通路には、入口側連通路を開閉する入口側連通路開閉栓が設けられており、また処理液室の出口液栓よりも処理液室側の配管と、処理前液室の出口液栓よりも処理前液室側の配管とを結合する出口側連通路が設けられ、出口側連通路には出口側連通路を開閉する出口側連通路開閉栓が設けられたことを特徴とする請求項１記載の処理液の測定装置。 An inlet-side communication path is provided to connect the pipe on the treatment liquid chamber side with respect to the inlet liquid plug of the treatment liquid chamber of the measurement cell and the pipe on the liquid chamber side before treatment with respect to the inlet liquid plug on the pre-treatment liquid chamber. The inlet-side communication passage is provided with an inlet-side communication passage opening / closing stopper for opening and closing the inlet-side communication passage, and a pipe on the treatment liquid chamber side with respect to the outlet liquid stopper of the treatment liquid chamber and the pre-treatment liquid chamber. An outlet-side communication passage that connects the pipe on the liquid chamber side before processing to the outlet liquid stopper is provided, and an outlet-side communication passage opening / closing stopper that opens and closes the outlet-side communication passage is provided in the outlet-side communication passage. The processing liquid measuring apparatus according to claim 1.
JP2004026917A 2004-02-03 2004-02-03 Treatment liquid measuring device Expired - Fee Related JP3835761B2 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103344676A (en) * 2013-07-26 2013-10-09 森田化工(张家港)有限公司 Method for determining trace moisture in hydrogen fluoride
JP2015087117A (en) * 2013-10-28 2015-05-07 都市拡業株式会社 Water modification effect determination device and water modification effect determination method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103344676A (en) * 2013-07-26 2013-10-09 森田化工(张家港)有限公司 Method for determining trace moisture in hydrogen fluoride
JP2015087117A (en) * 2013-10-28 2015-05-07 都市拡業株式会社 Water modification effect determination device and water modification effect determination method

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