JPS59111969U - Guide vane leakage drainage device for hydraulic machinery - Google Patents
Guide vane leakage drainage device for hydraulic machineryInfo
- Publication number
- JPS59111969U JPS59111969U JP1983004718U JP471883U JPS59111969U JP S59111969 U JPS59111969 U JP S59111969U JP 1983004718 U JP1983004718 U JP 1983004718U JP 471883 U JP471883 U JP 471883U JP S59111969 U JPS59111969 U JP S59111969U
- Authority
- JP
- Japan
- Prior art keywords
- guide vane
- opened
- drain pipe
- drainage device
- guide
- 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
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)
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
第１図は水車又はポンプ水車の調相運転状態を示すラン
ナ室の断面図、第２図はそのガイドバー −ンと
ランナ入口間に溜る漏水の状態を示す部分図、第３図は
本考案による水車又はポンプ水車の排水孔の位置状態を
示す図面である。
１・・・・・・ケーシング、２・・・・・・給水加圧弁
、３・・・・・・ガイドベーン、４・・・・・・ランナ
、４ａ・・・・・・ランナ羽根、５・・・・・・排水孔
、５ａ、 ５ｂ・・・・・・排水管、６ａ。
６ｂ・・・・・・排水弁、７・・・・・・ドラフトチュ
ーブ、８・・・・・・押し下げ水面、９・・・・・・水
車下カバー、１０・・・・・・ランナ室、１１・・・・
・・漏水カーテン、ＤＣ・・・・・・ガイドベーンピッ
チ経、ｄ・・・・・・ガイドベーン出口幅、Ｐ・・・・
・・ガイドベーン出口点、Ａ・・・・・・ガイドベーン
スピンドル中心（回転軸）、０・・・・・・水車軸中心
、Ｌ・・・・・・ガイドベーン内側周線。Figure 1 is a sectional view of the runner chamber showing the phase adjustment operation of a water turbine or pump turbine, Figure 2 is a partial view showing the state of leakage between the guide bar and the runner inlet, and Figure 3 is the present invention. FIG. 1...Casing, 2...Water supply pressure valve, 3...Guide vane, 4...Runner, 4a...Runner blade, 5 ...Drain hole, 5a, 5b...Drain pipe, 6a. 6b... Drain valve, 7... Draft tube, 8... Push down water surface, 9... Water turbine lower cover, 10... Runner room , 11...
...Water leakage curtain, DC...Guide vane pitch diameter, d...Guide vane exit width, P...
... Guide vane exit point, A ... Guide vane spindle center (rotation axis), 0 ... Water wheel shaft center, L ... Guide vane inner circumference line.
Claims (1)
全閉にして圧縮空気をランナ室内に送入し、ランナを圧
縮空気内で回転させる空転運転を行う水力機械において
、そのガイドベーンとランナ入口との間の主流体流路部
の下側シートライナ部に排水管を設け、この排水管の排
水孔を空転運転時はガイドベーンとランチ入口との間に
開口し通常運転時はガイドベーンの開度範囲にあって閉
鎖される位置に開口させたことを特徴とする水力機械の
ガイドベーン漏水排水装置。 ′（２） ガイドベーンとランナ入口との間の下側シ
ートライナ部に設けた排水管の排水孔は、ランナ軸の中
心、ガイドベーンの出口点およびガイドベーンの軸中心
が作る三角形の範囲内にあり、かつ全閉時のガイドベー
ンの内側周線に沿う位置に開口させ、その大きさはガイ
ドベーンの出口端部の幅の２倍の山径範囲に設定したこ
とを特徴とする実用新案登録請求の範囲第１項記載の水
力機械のガイドベーン漏水排水装置。(1) In hydraulic machines, such as water turbines and pump turbines, which perform idling operation in which the guide vanes are fully closed, compressed air is sent into the runner chamber, and the runners are rotated in the compressed air, the guide vanes and runners are A drain pipe is provided in the lower seat liner part of the main fluid flow path between the inlet and the drain hole of this drain pipe is opened between the guide vane and the launch inlet during idle operation, and the drain hole of this drain pipe is opened between the guide vane and the launch inlet during normal operation. A guide vane water leakage drainage device for a hydraulic machine, characterized in that the guide vane is opened at a closed position within an opening range of . '(2) The drain hole of the drain pipe provided in the lower sheet liner between the guide vane and the runner inlet shall be within the triangular area formed by the center of the runner axis, the exit point of the guide vane, and the center of the guide vane axis. A utility model characterized in that the guide vane is opened at a position along the inner circumferential line of the guide vane when it is fully closed, and its size is set to a diameter range that is twice the width of the outlet end of the guide vane. A guide vane leakage drainage device for a hydraulic machine as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983004718U JPS59111969U (en) | 1983-01-19 | 1983-01-19 | Guide vane leakage drainage device for hydraulic machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983004718U JPS59111969U (en) | 1983-01-19 | 1983-01-19 | Guide vane leakage drainage device for hydraulic machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59111969U true JPS59111969U (en) | 1984-07-28 |
Family
ID=30136315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983004718U Pending JPS59111969U (en) | 1983-01-19 | 1983-01-19 | Guide vane leakage drainage device for hydraulic machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59111969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007113554A (en) * | 2005-10-24 | 2007-05-10 | Toshiba Corp | Guide vane of hydraulic machine, and hydraulic machine having the guide vane |
-
1983
- 1983-01-19 JP JP1983004718U patent/JPS59111969U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007113554A (en) * | 2005-10-24 | 2007-05-10 | Toshiba Corp | Guide vane of hydraulic machine, and hydraulic machine having the guide vane |
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