JPH0442055A - Water-quality measuring apparatus - Google Patents
Water-quality measuring apparatusInfo
- Publication number
- JPH0442055A JPH0442055A JP15056090A JP15056090A JPH0442055A JP H0442055 A JPH0442055 A JP H0442055A JP 15056090 A JP15056090 A JP 15056090A JP 15056090 A JP15056090 A JP 15056090A JP H0442055 A JPH0442055 A JP H0442055A
- Authority
- JP
- Japan
- Prior art keywords
- water
- measurement
- sample water
- sample
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
産業上の利用分野
本発明は浄水場等において残留塩素などを検出するため
の水質計測装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a water quality measuring device for detecting residual chlorine in water purification plants and the like.
従来の技術
従来、浄水場等においては上水中の残留塩素を計測する
ために、上水が流通する本管から分岐した試料水管を設
け、試料水管の途中に開閉弁を介して計測部を設けてい
た。そして、適当時間ごとに開閉弁を開放し、本管内を
流通する上水の一部を試料水として試料水管に通水させ
、計測部で試料水の水質を測定していた。Conventional technology Traditionally, in water treatment plants, etc., in order to measure residual chlorine in tap water, a sample water pipe was installed that branched from the main pipe through which the tap water flows, and a measuring section was installed in the middle of the sample water pipe via an on-off valve. was. Then, the on-off valve was opened at appropriate intervals, a portion of the clean water flowing through the main pipe was passed through the sample water pipe as sample water, and the water quality of the sample water was measured in the measuring section.
発明が解決しようとする課題
しかし、上記した構成において、測定時に計測部には前
回の測定に供した試料水が残留しているので、測定に先
立って開閉弁を開放して試料水を計測部内に通水し、計
測部の洗浄を行って前回の測定時の影響を排除する必要
があり、測定部のリセットに時間がかかる問題があった
。Problems to be Solved by the Invention However, with the above configuration, sample water from the previous measurement remains in the measurement unit during measurement, so the opening/closing valve is opened prior to measurement to allow sample water to enter the measurement unit. It is necessary to flush the measuring section with water and wash the measuring section to eliminate the effects of the previous measurement, which poses a problem in that it takes time to reset the measuring section.
本発明は上記課題を解決するもので、短時間に測定部を
リセットすることができる水質計測装置を提供すること
を目的とする。The present invention solves the above problems, and aims to provide a water quality measuring device that can reset a measuring section in a short time.
課題を解決するための手段
上記課題を解決するために本発明は、測定対象水が流通
する本管に連通して試料水管を設け、試料水管の途中に
計測部を設け、計測部の上流側に位置して試料水管の途
中に流量調整弁を介装した構成としたものである。Means for Solving the Problems In order to solve the above problems, the present invention provides a sample water pipe that communicates with the main pipe through which the water to be measured flows, a measurement section in the middle of the sample water pipe, and The sample water tube is located in the sample water tube and has a flow rate adjustment valve inserted in the middle.
作用
上記した構成により、毎回の測定に先立って流量調整弁
を全開状態に開放し、本管中の測定対象水を多量に試料
水管に通水して前回の測定に供した試料水を洗い流す。Operation With the above configuration, the flow rate adjustment valve is fully opened prior to each measurement, and a large amount of the water to be measured in the main pipe is passed through the sample water pipe to wash away the sample water used in the previous measurement.
そして、測定時には流量調整弁を適当開度に開口し、本
管を流通する測定対象水の一部を試料水として試料水管
に通水し、計測部において試料水の水質を測定する。Then, during measurement, the flow rate adjustment valve is opened to an appropriate degree, a part of the water to be measured flowing through the main pipe is passed through the sample water pipe as sample water, and the water quality of the sample water is measured in the measurement section.
したがって、測定に先立って多量の通水を行うことによ
り、計測部に残留する前回の測定時の試料水の影響が短
時間に排除され、計測部内に当該測定に供する試料水の
環境が速やかに形成されるので、測定を行うための準備
に要する無駄時間の短縮を図り、適時に測定が行われる
。Therefore, by passing a large amount of water prior to measurement, the influence of the sample water from the previous measurement remaining in the measurement section can be eliminated in a short time, and the environment of the sample water used for the measurement can be quickly created in the measurement section. Therefore, wasted time required for preparation for measurement can be reduced, and measurement can be performed in a timely manner.
実施例
以下本発明の一実施例を図面に基づいて説明する。第１
図において、本管１には測定対象水である水道水２が流
通しており、水道水２には検出対象物質である残留塩素
などが含まれている。また、本管１から分岐して試料水
管３が設けられており、試料水管３の途中には計測部４
が上流側に電動式の流量制御弁５を介装して設けられて
いる。さらに、計Ｍ１部４には各種のセンサー６が設け
られており、各センサー６はデータ処理器７に接続され
、データ処理器７は信号ケーブルを介して監視制御盤８
に接続されている。EXAMPLE An example of the present invention will be described below based on the drawings. 1st
In the figure, tap water 2, which is water to be measured, flows through a main pipe 1, and tap water 2 contains residual chlorine, which is a substance to be detected. In addition, a sample water tube 3 is provided branching off from the main pipe 1, and a measuring section 4 is provided in the middle of the sample water tube 3.
An electric flow rate control valve 5 is provided on the upstream side. Further, the total M1 section 4 is provided with various sensors 6, each sensor 6 is connected to a data processor 7, and the data processor 7 is connected to a monitoring control panel 8 via a signal cable.
It is connected to the.
以下、上記構成における作用について説明する。Hereinafter, the effects of the above configuration will be explained.
一定時間ごとに行われる毎回の測定に先立って流量調整
弁５を全開状態に開放し、本管１の水道水２を試料水管
３に通水して前回の測定に供した試料水９を洗い流す。Prior to each measurement carried out at regular intervals, the flow rate adjustment valve 5 is fully opened, and tap water 2 from the main pipe 1 is passed through the sample water pipe 3 to wash away the sample water 9 used in the previous measurement. .
そして、測定時には流量調整弁５を適当開度に開口し、
本管１を流通する水道水２の一部を試料水９として試料
水管３に通水し、計測部４において試料水９の水質を各
センサー６で測定する。この測定は試料水９に含まれた
残留塩素などの検出対象物質の濃度を試料水９の電気伝
導率などとしてセンサー６で検出し、データ処理器７に
おいて数値信号に変換して監視制御盤８に送ることによ
り行われる。Then, at the time of measurement, the flow rate adjustment valve 5 is opened to an appropriate opening degree,
A part of the tap water 2 flowing through the main pipe 1 is passed through the sample water pipe 3 as sample water 9, and the water quality of the sample water 9 is measured by each sensor 6 in the measuring section 4. In this measurement, the concentration of substances to be detected such as residual chlorine contained in the sample water 9 is detected by the sensor 6 as the electrical conductivity of the sample water 9, and the data processor 7 converts it into a numerical signal, which is then sent to the monitoring control panel 8. This is done by sending the
したがって、測定に先立って多量の通水を行うことによ
り、計測部４に残留する前回の測定時の試料水９の影響
が短時間に排除され、計測部４の内に当該測定に供する
試料水９の環境が速やかに形成されるので、測定を行う
ための準備に要する無駄時間の短縮を図り、適時に測定
を行うことができる。Therefore, by passing a large amount of water prior to measurement, the influence of the sample water 9 from the previous measurement remaining in the measurement section 4 is eliminated in a short time, and the sample water used for the measurement in the measurement section 4 is Since the environment No. 9 is quickly created, it is possible to reduce wasted time required for preparation for measurement and to perform measurements in a timely manner.
発明の効果
Ｊ２Ｌ上述べたように本発明によれば、毎回の測定に先
立って流量調整弁を全開状態に開放し、本管中の測定対
象水を多量に試料水管に通水して前回の測定に供した試
料水を洗い流すことによって、計測部に残留する前回の
測定時の試料水の影響を短時間に排除して測定を行うた
めの準備に要する無駄時間の短縮を図り、適時に測定す
ることができる。Effects of the Invention J2L As described above, according to the present invention, the flow rate adjustment valve is fully opened prior to each measurement, and a large amount of the water to be measured in the main pipe is passed through the sample water pipe. By rinsing out the sample water used for measurement, the influence of the sample water from the previous measurement remaining in the measurement unit can be quickly eliminated, reducing wasted time required for preparation for measurement, and ensuring timely measurement. can do.
第１図は本発明の一実施例を示す全体構成図である。
１・・・本管、２・・・水道水、３・・・試料水管、４
用計測部、５・・・流量調整弁、９・・・試料水。FIG. 1 is an overall configuration diagram showing an embodiment of the present invention. 1... Main pipe, 2... Tap water, 3... Sample water pipe, 4
measurement unit, 5...flow rate adjustment valve, 9...sample water.
Claims (1)
け、試料水管の途中に計測部を設け、計測部の上流側に
位置して試料水管の途中に流量調整弁を介装したことを
特徴とする水質計測装置。1. A sample water pipe was installed in communication with the main pipe through which the water to be measured flows, a measurement section was provided in the middle of the sample water pipe, and a flow rate adjustment valve was installed in the middle of the sample water pipe, located upstream of the measurement section. A water quality measuring device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15056090A JPH0442055A (en) | 1990-06-08 | 1990-06-08 | Water-quality measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15056090A JPH0442055A (en) | 1990-06-08 | 1990-06-08 | Water-quality measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0442055A true JPH0442055A (en) | 1992-02-12 |
Family
ID=15499550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15056090A Pending JPH0442055A (en) | 1990-06-08 | 1990-06-08 | Water-quality measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442055A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010507094A (en) * | 2006-10-18 | 2010-03-04 | インテリシス リミテッド | Fluid monitoring apparatus and operation method thereof |
-
1990
- 1990-06-08 JP JP15056090A patent/JPH0442055A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010507094A (en) * | 2006-10-18 | 2010-03-04 | インテリシス リミテッド | Fluid monitoring apparatus and operation method thereof |
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