JPH03123903U - - Google Patents
Info
- Publication number
- JPH03123903U JPH03123903U JP3271190U JP3271190U JPH03123903U JP H03123903 U JPH03123903 U JP H03123903U JP 3271190 U JP3271190 U JP 3271190U JP 3271190 U JP3271190 U JP 3271190U JP H03123903 U JPH03123903 U JP H03123903U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- outlet
- blade
- inlet
- back 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
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示す断面図、第２
図は従来例を示す断面図、第３図は従来例の翼背
面境界層厚さ分布図、第４図は従来例の翼背面境
界層速度分布図である。
１１……ノズル翼、１２……翼腹面、１３……
翼背面、１４……後縁、１５……スロート部、１
６……孔、１７……蒸気流れ。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a sectional view showing a conventional example, FIG. 3 is a thickness distribution diagram of a boundary layer on the back surface of a blade in the conventional example, and FIG. 4 is a velocity distribution diagram on a boundary layer on the back surface of a blade in a conventional example. 11... Nozzle blade, 12... Blade ventral surface, 13...
Wing back surface, 14... trailing edge, 15... throat section, 1
6...hole, 17...steam flow.
Claims (1)
ズル翼を有するタービンノズルにおいて、前記ノ
ズル翼の入出口間のスロート部から後縁に至る部
位に、翼腹面と翼背面とを連通する複数個の孔を
穿設したことを特徴とするタービンノズル。 In a turbine nozzle having a plurality of nozzle blades that curve from a fluid inlet to an outlet, a plurality of holes are provided in a region between the inlet and outlet of the nozzle blades from a throat portion to a trailing edge, communicating between a blade vent surface and a blade back surface. A turbine nozzle characterized by being bored with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3271190U JPH03123903U (en) | 1990-03-30 | 1990-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3271190U JPH03123903U (en) | 1990-03-30 | 1990-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123903U true JPH03123903U (en) | 1991-12-17 |
Family
ID=31535850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3271190U Pending JPH03123903U (en) | 1990-03-30 | 1990-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001200704A (en) * | 1999-12-09 | 2001-07-27 | General Electric Co <Ge> | Cooled blade part of gas turbine engine, and method of manufacturing the same |
-
1990
- 1990-03-30 JP JP3271190U patent/JPH03123903U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001200704A (en) * | 1999-12-09 | 2001-07-27 | General Electric Co <Ge> | Cooled blade part of gas turbine engine, and method of manufacturing the same |
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