JPH0272371U - - Google Patents
Info
- Publication number
- JPH0272371U JPH0272371U JP1988151740U JP15174088U JPH0272371U JP H0272371 U JPH0272371 U JP H0272371U JP 1988151740 U JP1988151740 U JP 1988151740U JP 15174088 U JP15174088 U JP 15174088U JP H0272371 U JPH0272371 U JP H0272371U
- Authority
- JP
- Japan
- Prior art keywords
- runner
- guide vane
- vane
- francis
- crown
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Hydraulic Turbines (AREA)
Description
第１図は本考案の一実施例の構造を示す斜視図
、第２図は一実施例の動作を示す説明図、第３図
は一般のフランシス水車の主要部断面図、第４図
は従来のガイドベーンの斜視図、第５図はガイド
ベーンの動作を示す説明図、第６図、第７図はラ
ンナへ流入する流れの速度ベクトルを示す説明図
、第８図は流れ解析によつて得られた流れ状態を
示す説明図、第９図は本考案の一実施例の斜視図
、第１０図は本考案の作用を示す説明図である。
１……補助翼、１ａ……翼、１ｂ……突起、１
ｃ……軸、２……ガイドベーン、２ａ……ガイド
ベーン本体、２ｂ……ガイドベーンプレート、２
ｃ……切欠き、３……ランナ、３ａ……ランナク
ラウン、３ｂ……ランナシユラウド、３ｃ……ラ
ンナ羽根、４……油パイプ、５……ステーベーン
、６……ケーシング。
Fig. 1 is a perspective view showing the structure of one embodiment of the present invention, Fig. 2 is an explanatory diagram showing the operation of one embodiment, Fig. 3 is a sectional view of the main part of a general Francis turbine, and Fig. 4 is a conventional Fig. 5 is an explanatory diagram showing the operation of the guide vane, Fig. 6 and Fig. 7 are explanatory diagrams showing the velocity vector of the flow flowing into the runner, and Fig. 8 is an explanatory diagram showing the operation of the guide vane. FIG. 9 is a perspective view of an embodiment of the present invention, and FIG. 10 is an explanatory diagram showing the operation of the present invention. 1... Aileron, 1a... Wing, 1b... Protrusion, 1
c...shaft, 2...guide vane, 2a...guide vane body, 2b...guide vane plate, 2
c... Notch, 3... Runner, 3a... Runner crown, 3b... Runner shroud, 3c... Runner blade, 4... Oil pipe, 5... Stay vane, 6... Casing.
Claims (1)
れらの間に固定された複数枚のランナで構成され
るフランシス形ランナを設け、かつ、前記ランナ
の外周側に水量調整を行うガイドベーンを設けた
フランシス水車において、 前記ガイドベーンの後縁の前記ランナクラウン
側に、水流の流れ角度を変えるための可動補助翼
を設けたことを特徴とするフランシス水車のガイ
ドベーン。[Claim for Utility Model Registration] A Francis-shaped runner consisting of a runner crown, a runner shroud, and a plurality of runners fixed between them is provided, and a guide vane for adjusting water volume is provided on the outer peripheral side of the runner. A guide vane for a Francis turbine, characterized in that a movable auxiliary vane for changing the flow angle of water flow is provided on the runner crown side of the trailing edge of the guide vane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988151740U JPH0272371U (en) | 1988-11-24 | 1988-11-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988151740U JPH0272371U (en) | 1988-11-24 | 1988-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272371U true JPH0272371U (en) | 1990-06-01 |
Family
ID=31426056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988151740U Pending JPH0272371U (en) | 1988-11-24 | 1988-11-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272371U (en) |
-
1988
- 1988-11-24 JP JP1988151740U patent/JPH0272371U/ja active Pending