JPH03108360U - - Google Patents
Info
- Publication number
- JPH03108360U JPH03108360U JP1990016390U JP1639090U JPH03108360U JP H03108360 U JPH03108360 U JP H03108360U JP 1990016390 U JP1990016390 U JP 1990016390U JP 1639090 U JP1639090 U JP 1639090U JP H03108360 U JPH03108360 U JP H03108360U
- Authority
- JP
- Japan
- Prior art keywords
- downstream
- upstream
- protrudes toward
- upwelling
- vertical surface
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 230000001788 irregular Effects 0.000 claims 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Farming Of Fish And Shellfish (AREA)
Description
第１図は本考案の一実施例を示す斜視図である
。第２図、第３図はそれぞれ公知の人工湧昇流装
置を示す全体斜視図、側面図である。 １……湧昇流発生体、２……湾曲鉛直面、３…
…流れ、４……渦。
。第２図、第３図はそれぞれ公知の人工湧昇流装
置を示す全体斜視図、側面図である。 １……湧昇流発生体、２……湾曲鉛直面、３…
…流れ、４……渦。
Claims (1)
- 水底に設置された水底に沿つて流れる水流に湧
昇流を生起する湧昇流装置において、中央部尖端
が上流に向かつて突出し、その左右側がそれぞれ
下流方向へ凸曲円弧状に湾曲したのち、左右端が
それぞれ上流方向に向かつて若干突出する前端縁
を有する上流側二重湾曲鉛直面と、中央部尖端が
下流に向かつて突出し、その左右側が上流方向へ
凸曲円弧状に湾曲したのちその左右端がそれぞれ
下流方向に向かつて若干突出する後端縁を有する
下流側二重湾曲鉛直面とを具えたことを特徴とす
る異形十字状人工湧昇流装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990016390U JPH03108360U (ja) | 1990-02-21 | 1990-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990016390U JPH03108360U (ja) | 1990-02-21 | 1990-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03108360U true JPH03108360U (ja) | 1991-11-07 |
Family
ID=31751199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990016390U Pending JPH03108360U (ja) | 1990-02-21 | 1990-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03108360U (ja) |
-
1990
- 1990-02-21 JP JP1990016390U patent/JPH03108360U/ja active Pending