JPH037652U - - Google Patents
Info
- Publication number
- JPH037652U JPH037652U JP6523789U JP6523789U JPH037652U JP H037652 U JPH037652 U JP H037652U JP 6523789 U JP6523789 U JP 6523789U JP 6523789 U JP6523789 U JP 6523789U JP H037652 U JPH037652 U JP H037652U
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- runner
- rotating shaft
- cooling
- inner fin
- 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
- 238000001816 cooling Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Description
第１図はこの考案の実施例による横軸水車発電
機の軸受冷却装置の要部断面図、第２図は第１図
のＡ−Ａ断面図、第３図は第１図の軸受冷却装置
の冷却部の軸方向位置と移動熱量との関係を示す
図、第４図はこの考案の他の実施例による横軸水
車発電機の軸受冷却装置の要部断面図、第５図は
第４図のＢ−Ｂ断面図、第６図は第４図の軸受冷
却装置の冷却部の軸方向位置と移動熱量との関係
を示す図、第７図は従来例による横軸水車発電機
の軸受冷却装置の断面図、第８図は従来例による
横軸水車発電機の軸受冷却装置の要部断面図、第
９図は第８図のＣ−Ｃ断面図、第１０図は第８図
の軸受冷却装置の冷却部の軸方向位置と移動熱量
との関係を示す図である。
１……回転軸、２……ランナー、３，４，５…
…インナーフイン、４ａ，４ｂ，４ｃ……インナ
ーフインの部分、６……ジヤーナル軸受、７……
スラスト軸受、８……蒸気空間、９……作動液、
１３……蒸気流、３１，５１……蒸気孔、５２…
…中心穴。
Fig. 1 is a sectional view of the main parts of a bearing cooling system for a horizontal shaft water turbine generator according to an embodiment of this invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1, and Fig. 3 is a bearing cooling system of Fig. 1. FIG. 4 is a cross-sectional view of a main part of a bearing cooling device for a horizontal shaft water turbine generator according to another embodiment of this invention, and FIG. BB sectional view in the figure, Figure 6 is a diagram showing the relationship between the axial position of the cooling part of the bearing cooling device in Figure 4 and the amount of heat transferred, and Figure 7 is a diagram showing the bearing of the horizontal shaft water turbine generator according to the conventional example. 8 is a cross-sectional view of a main part of a bearing cooling device for a horizontal shaft water turbine generator according to a conventional example, FIG. 9 is a cross-sectional view taken along line C-C in FIG. 8, and FIG. FIG. 3 is a diagram showing the relationship between the axial position of the cooling part of the bearing cooling device and the amount of heat transferred. 1... Rotating shaft, 2... Runner, 3, 4, 5...
...Inner fin, 4a, 4b, 4c...Inner fin part, 6...Journal bearing, 7...
Thrust bearing, 8... Steam space, 9... Working fluid,
13... Steam flow, 31, 51... Steam vent, 52...
...center hole.
Claims (1)
ジヤーナル軸受及びスラスト軸受により水平に支
承され、前記回転軸が前記ジヤーナル軸受及びス
ラスト軸受を発熱部とし、水路に露出するランナ
ーを冷却部とする回転軸ヒートパイプを形成する
横軸水車発電機の前記回転軸の前記冷却部付近の
蒸気空間に放射状のフインを有する円筒状のイン
ナーフインを同心的に挿入した軸受冷却装置にお
いて、前記インナーフインの軸方向の太さを変え
、前記ランナーから遠ざかつている前記冷却部始
端の前記インナーフインの内径を太く、かつ前記
ランナーに近接している前記冷却部終端の前記イ
ンナーフインの内径を細く構成したことを特徴と
する横軸水車発電機の軸受冷却装置。 A rotating shaft heat pipe in which a rotating shaft directly connected to a runner is horizontally supported by a journal bearing and a thrust bearing outside a casing, the rotating shaft uses the journal bearing and thrust bearing as a heat generating part, and the runner exposed to a waterway serves as a cooling part. In a bearing cooling device in which a cylindrical inner fin having radial fins is concentrically inserted into a steam space near the cooling part of the rotating shaft of a horizontal shaft water turbine generator forming a The inner fin at the starting end of the cooling section moving away from the runner has a larger inner diameter, and the inner fin at the end of the cooling section near the runner has a smaller inner diameter. Bearing cooling system for horizontal shaft turbine generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6523789U JPH037652U (en) | 1989-06-02 | 1989-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6523789U JPH037652U (en) | 1989-06-02 | 1989-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH037652U true JPH037652U (en) | 1991-01-24 |
Family
ID=31596886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6523789U Pending JPH037652U (en) | 1989-06-02 | 1989-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH037652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010273695A (en) * | 2009-05-26 | 2010-12-09 | Pansy:Kk | Waterproof shoes |
-
1989
- 1989-06-02 JP JP6523789U patent/JPH037652U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010273695A (en) * | 2009-05-26 | 2010-12-09 | Pansy:Kk | Waterproof shoes |
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