JPH0285352U - - Google Patents
Info
- Publication number
- JPH0285352U JPH0285352U JP16463488U JP16463488U JPH0285352U JP H0285352 U JPH0285352 U JP H0285352U JP 16463488 U JP16463488 U JP 16463488U JP 16463488 U JP16463488 U JP 16463488U JP H0285352 U JPH0285352 U JP H0285352U
- Authority
- JP
- Japan
- Prior art keywords
- light
- amplifiers
- systems
- scattered
- test water
- 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.)
- Granted
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図は本考案に係る浮遊物濃度測定装置の一
実施例を示す演算フロー図、第２図、第３図及び
第４図は同実施例のＳＳ濃度とＩＮ、ＩＦ及び演
算結果との関係を示す特性図、第５図は本考案の
他の実施例を示す演算フロー図、第６図及び第７
図は他の実施例のＳＳ濃度とＩＦ及び演算結果と
の関係を示す特性図、第８図はＳＳ濃度と散乱光
強度Ｉとの関係を示す特性図、第９図は散乱光比
較方式浮遊物濃度測定装置の基本構成を示すブロ
ツク図である。
１…光源、２Ｎ及び２Ｆ…受光器、３Ｎ及び３
Ｆ…増幅器、４…演算器、Ｗ…検水、Ｘ…ＳＳ。
Fig. 1 is a calculation flow diagram showing an embodiment of the suspended matter concentration measuring device according to the present invention, and Figs. 2, 3, and 4 show the SS concentration, IN, IF, and calculation results of the same embodiment. A characteristic diagram showing the relationship, FIG. 5 is a calculation flow diagram showing another embodiment of the present invention, and FIGS. 6 and 7.
The figure is a characteristic diagram showing the relationship between the SS concentration and IF and calculation results of another example, Figure 8 is a characteristic diagram showing the relationship between the SS concentration and the scattered light intensity I, and Figure 9 is a characteristic diagram showing the relationship between the SS concentration and the scattered light intensity I. 1 is a block diagram showing the basic configuration of a substance concentration measuring device. 1...Light source, 2N and 2F...Receiver, 3N and 3
F...Amplifier, 4...Calculator, W...Water test, X...SS.
Claims (1)
物で散乱された光を受光するよう、前記光源から
の距離が異なる２点に設置した２系の受光器と、
各受光信号を増幅する２系の増幅器と、両増幅器
の出力を受け、散乱光比較方式の所定の演算を行
う演算器とを備え、演算式分母側の入力がある一
定値以下か否かを判定し、一定値以下の時はその
一定値あるいはその点から勾配が変わる一次式の
関数を用いて演算を行うようにしたことを特徴と
する浮遊物濃度測定装置。 a light source that projects a light beam into the test water; and two systems of light receivers installed at two different distances from the light source to receive the light scattered by floating objects in the test water;
It is equipped with two systems of amplifiers that amplify each received light signal, and an arithmetic unit that receives the outputs of both amplifiers and performs predetermined calculations of the scattered light comparison method. A floating matter concentration measuring device characterized in that when the concentration is below a certain value, the calculation is performed using the fixed value or a function of a linear equation whose slope changes from that point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16463488U JPH0648392Y2 (en) | 1988-12-20 | 1988-12-20 | Floating matter concentration measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16463488U JPH0648392Y2 (en) | 1988-12-20 | 1988-12-20 | Floating matter concentration measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0285352U true JPH0285352U (en) | 1990-07-04 |
| JPH0648392Y2 JPH0648392Y2 (en) | 1994-12-12 |
Family
ID=31450417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16463488U Expired - Fee Related JPH0648392Y2 (en) | 1988-12-20 | 1988-12-20 | Floating matter concentration measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0648392Y2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5645100B2 (en) | 2010-01-06 | 2014-12-24 | 日立金属株式会社 | ANTENNA DEVICE AND COMMUNICATION DEVICE USING THE SAME |
| JP6230585B2 (en) | 2015-11-18 | 2017-11-15 | 本田技研工業株式会社 | Exhaust gas purification device for internal combustion engine |
-
1988
- 1988-12-20 JP JP16463488U patent/JPH0648392Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0648392Y2 (en) | 1994-12-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |