JPH0377068U - - Google Patents
Info
- Publication number
- JPH0377068U JPH0377068U JP1989138704U JP13870489U JPH0377068U JP H0377068 U JPH0377068 U JP H0377068U JP 1989138704 U JP1989138704 U JP 1989138704U JP 13870489 U JP13870489 U JP 13870489U JP H0377068 U JPH0377068 U JP H0377068U
- Authority
- JP
- Japan
- Prior art keywords
- water
- main shaft
- sealing device
- water turbine
- water sealing
- 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 description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
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)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は本考案の横軸水車における封水装置を
示す概略構成図、第２図ａ，ｂは本考案の封水装
置の縦断面図で第２図ａは水車停止中、第２図ｂ
は水車運転中の状態を示す図、第３図ａ，ｂは本
考案の他の実施例を示す縦断面図で第２図ａ，ｂ
とそれぞれ対応する図、第４図は一般的な横軸水
車の縦断面図、第５図は従来の封水装置の概略構
成を示す図、第６図ａ，ｂはそれぞれ水車の停止
中および運転中の状態説明図である。 １……主軸、２……ランナ、５……ラビリンス
シール、６……ギヤツプ、７……主軸受、Ｇ１…
…上側ギヤツプ、Ｇ２……下側ギヤツプ。
示す概略構成図、第２図ａ，ｂは本考案の封水装
置の縦断面図で第２図ａは水車停止中、第２図ｂ
は水車運転中の状態を示す図、第３図ａ，ｂは本
考案の他の実施例を示す縦断面図で第２図ａ，ｂ
とそれぞれ対応する図、第４図は一般的な横軸水
車の縦断面図、第５図は従来の封水装置の概略構
成を示す図、第６図ａ，ｂはそれぞれ水車の停止
中および運転中の状態説明図である。 １……主軸、２……ランナ、５……ラビリンス
シール、６……ギヤツプ、７……主軸受、Ｇ１…
…上側ギヤツプ、Ｇ２……下側ギヤツプ。
Claims (1)
- 横軸水車の主軸漏水を封水する封水装置におい
て、主軸の回転停止時におけるラビリンスシール
内面と主軸外面との間の上側ギヤツプと下側ギヤ
ツプとの比を、２：１から３：１の比で上側ギヤ
ツプが大きくなるようにしたことを特徴とする、
横軸水車の封水装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989138704U JPH0377068U (ja) | 1989-11-30 | 1989-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989138704U JPH0377068U (ja) | 1989-11-30 | 1989-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0377068U true JPH0377068U (ja) | 1991-08-01 |
Family
ID=31685785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989138704U Pending JPH0377068U (ja) | 1989-11-30 | 1989-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0377068U (ja) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4828847A (ja) * | 1971-08-16 | 1973-04-17 | ||
| JPS57195969A (en) * | 1981-05-27 | 1982-12-01 | Hitachi Ltd | Sealing device |
-
1989
- 1989-11-30 JP JP1989138704U patent/JPH0377068U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4828847A (ja) * | 1971-08-16 | 1973-04-17 | ||
| JPS57195969A (en) * | 1981-05-27 | 1982-12-01 | Hitachi Ltd | Sealing device |