JPH0177342U - - Google Patents
Info
- Publication number
- JPH0177342U JPH0177342U JP1987172026U JP17202687U JPH0177342U JP H0177342 U JPH0177342 U JP H0177342U JP 1987172026 U JP1987172026 U JP 1987172026U JP 17202687 U JP17202687 U JP 17202687U JP H0177342 U JPH0177342 U JP H0177342U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- analyzer
- stage
- flowmeter
- photosynthetic
- 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
- 238000005259 measurement Methods 0.000 claims description 5
- 230000000243 photosynthetic effect Effects 0.000 claims description 3
- 230000005068 transpiration Effects 0.000 claims description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Cultivation Of Plants (AREA)
Description
第１図は本考案に係る光合成蒸散測定装置の一
実施例を示す配管図、第２図は従来の測定系を示
す配管図であり、ａは開放形測定システム、ｂは
閉鎖形測定システム、ｃは半閉鎖形測定システム
の例を示すものである。
１…チヤンバー、６，７，１２…電磁弁、９…
流量制御バルブ、１１…マスフロメータ、１３…
サンプリングポンプ、１４…湿度センサ、１５…
赤外線分析計、１６…帰還配管、１７…バイパス
配管。
FIG. 1 is a piping diagram showing an embodiment of the photosynthetic transpiration measuring device according to the present invention, and FIG. 2 is a piping diagram showing a conventional measurement system, where a is an open measurement system, b is a closed measurement system, c shows an example of a semi-closed measuring system. 1...Chamber, 6, 7, 12...Solenoid valve, 9...
Flow rate control valve, 11...Mass flow meter, 13...
Sampling pump, 14...Humidity sensor, 15...
Infrared analyzer, 16...Return piping, 17...Bypass piping.
Claims (1)
成ると共に、透光性を有する箱体から成り、かつ
一部空気を排気口から大気放出するチヤンバーを
接続し、該チヤンバーの後段に湿度センサと赤外
線等、所望の分析計を順次接続して成る同化箱法
による光合成蒸散測定装置において、上記チヤン
バー入口側の濃度測定用バイパスを流量計の後段
から分岐すると共に、該チヤンバーの後段に接続
した水蒸気及び炭酸ガス濃度分析計の排出側配管
を該チヤンバーの前段に接続したことを特徴とす
る光合成蒸散測定装置。 A chamber is connected to the rear stage of the flowmeter, which can accommodate the leaf to be measured in an airtight manner, and which is made of a translucent box body and which releases some of the air into the atmosphere from the exhaust port. In a photosynthetic transpiration measurement device using the assimilation box method, which consists of sequentially connecting a sensor and a desired analyzer such as an infrared ray analyzer, the bypass for concentration measurement on the inlet side of the chamber is branched from the downstream stage of the flowmeter, and is connected to the downstream stage of the chamber. 1. A photosynthetic transpiration measuring device, characterized in that a discharge side piping of a water vapor and carbon dioxide concentration analyzer is connected to the front stage of the chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17202687U JPH0514753Y2 (en) | 1987-11-12 | 1987-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17202687U JPH0514753Y2 (en) | 1987-11-12 | 1987-11-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0177342U true JPH0177342U (en) | 1989-05-24 |
| JPH0514753Y2 JPH0514753Y2 (en) | 1993-04-20 |
Family
ID=31464022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17202687U Expired - Lifetime JPH0514753Y2 (en) | 1987-11-12 | 1987-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0514753Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN121038596A (en) * | 2023-01-31 | 2025-11-28 | 国立大学法人广岛大学 | Bioinformatics measuring instruments and methods for measuring bioinformatics |
-
1987
- 1987-11-12 JP JP17202687U patent/JPH0514753Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0514753Y2 (en) | 1993-04-20 |
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