JPH0440105U - - Google Patents
Info
- Publication number
- JPH0440105U JPH0440105U JP8229390U JP8229390U JPH0440105U JP H0440105 U JPH0440105 U JP H0440105U JP 8229390 U JP8229390 U JP 8229390U JP 8229390 U JP8229390 U JP 8229390U JP H0440105 U JPH0440105 U JP H0440105U
- Authority
- JP
- Japan
- Prior art keywords
- blade
- cavity
- outside
- diagonal
- turbine
- 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 13
- 239000012530 fluid Substances 0.000 claims 3
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、本考案の請求項第２項の実施例に係
るタービン静翼の斜視図、第２図は本考案の請求
項第２項の実施例に係るタービン静翼の第１図Ａ
−Ａにおける断面図、第３図は本考案の請求項第
１項の実施例に係るそのタービン静翼の冷却孔拡
大図、第４図は本考案の請求項第２項の実施例に
係るタービン静翼の斜視図、第５図は本考案の請
求項第２項の実施例に係るタービン静翼の第４図
Ｂ−Ｂにおける断面図、第６図は本考案の請求項
第２項の実施例に係るそのタービン静翼の冷却孔
拡大図、第７図は従来のタービン静翼を示す斜視
図、第８図は従来のタービン静翼の第７図Ｃ−Ｃ
における断面図、第９図は従来のそのタービン静
翼の冷却孔拡大図、第１０図は、ガスタービンの
構成図、第１１図はガスタービンのタービン断面
図である。
５……タービン静翼、１１……斜め冷却孔、１
２……冷却空気、１３……垂直冷却孔、１４……
斜め冷却孔。
FIG. 1 is a perspective view of a turbine stator blade according to an embodiment of claim 2 of the present invention, and FIG. 2 is a first view A of a turbine stator blade according to an embodiment of claim 2 of the present invention.
3 is an enlarged view of the cooling hole of the turbine stationary blade according to the embodiment of claim 1 of the present invention, and FIG. 4 is a sectional view of the embodiment of claim 2 of the present invention. A perspective view of a turbine stationary blade; FIG. 5 is a cross-sectional view taken along line B-B in FIG. 4 of a turbine stationary blade according to an embodiment of claim 2 of the present invention; and FIG. 6 is a sectional view of the turbine stationary blade according to claim 2 of the present invention. FIG. 7 is a perspective view showing a conventional turbine stator blade, and FIG. 8 is a conventional turbine stator blade shown in FIG. 7 C-C.
FIG. 9 is an enlarged view of cooling holes in a conventional turbine stationary blade, FIG. 10 is a configuration diagram of a gas turbine, and FIG. 11 is a sectional view of a gas turbine. 5... Turbine stationary blade, 11... Oblique cooling hole, 1
2...Cooling air, 13...Vertical cooling hole, 14...
Diagonal cooling holes.
Claims (1)
空洞部から翼外側へ連通し、翼内側から翼外側に
向うにつれて翼を作動させる作動流体の流れの下
流側方向へ斜めに穿設した斜め冷却孔とを有する
タービン翼において、該斜め冷却孔の前記作動流
体流れの上流側に位置し、翼面に垂直な方向に穿
設した垂直冷却孔を備えたことを特徴とするター
ビン翼。 (2) 翼内部に冷却空気を導入する空洞部と、該
空洞部から翼外側へ連通し、翼内側から翼外側に
向うにつれて翼を作動させる作動流体の流れの下
流側方向へ斜めに穿設した斜め冷却孔とを有する
タービン翼において、該斜め冷却孔の孔断面形状
を翼高さ方向が長軸となる楕円形状とすることを
特徴とするタービン翼。[Claims for Utility Model Registration] (1) A cavity for introducing cooling air into the inside of the blade, and a flow of working fluid that communicates from the cavity to the outside of the blade and operates the blade from the inside of the blade toward the outside of the blade. A turbine blade having a diagonal cooling hole formed diagonally in a downstream direction, the turbine blade having a vertical cooling hole located upstream of the working fluid flow of the diagonal cooling hole and perpendicular to the blade surface. A turbine blade characterized by: (2) A cavity that introduces cooling air into the inside of the blade, and a cavity that communicates with the outside of the blade and is bored diagonally in the downstream direction of the flow of working fluid that operates the blade from the inside of the blade toward the outside of the blade. What is claimed is: 1. A turbine blade having diagonal cooling holes, characterized in that the cross-sectional shape of the diagonal cooling holes is an elliptical shape with the major axis in the blade height direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8229390U JPH0440105U (en) | 1990-08-02 | 1990-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8229390U JPH0440105U (en) | 1990-08-02 | 1990-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0440105U true JPH0440105U (en) | 1992-04-06 |
Family
ID=31628973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8229390U Pending JPH0440105U (en) | 1990-08-02 | 1990-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440105U (en) |
-
1990
- 1990-08-02 JP JP8229390U patent/JPH0440105U/ja active Pending
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