JPH0452504U - - Google Patents
Info
- Publication number
- JPH0452504U JPH0452504U JP9497190U JP9497190U JPH0452504U JP H0452504 U JPH0452504 U JP H0452504U JP 9497190 U JP9497190 U JP 9497190U JP 9497190 U JP9497190 U JP 9497190U JP H0452504 U JPH0452504 U JP H0452504U
- Authority
- JP
- Japan
- Prior art keywords
- rotor blade
- blade
- radial turbine
- turbine rotor
- exducer
- 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
- 238000010586 diagram Methods 0.000 description 4
Description
第1図は本考案に係るラジアルタービン動翼の
一実施例を示した縦断面図、第2図は第1図の
−線に沿つた断面図、第3図は第1図の−
線に沿つた断面図、第4図は本考案の作用を説明
するために示した動翼出口断面相対流れの説明図
、第5図は同じく本考案の作用を説明するために
従来のものと比較して示したハブ面に沿う翼面相
対流速分布の説明図、第6図は従来のラジアルタ
ービン動翼を示した縦断面図、第7図は第6図の
−線に沿つた断面図、第8図は第6図の−
線に沿つた断面図、第9図は従来のラジアルタ
ービン動翼の問題点を説明するために示した動翼
出口断面相対流れの説明図、第10図は同じく従
来の問題点を説明するために示したハブ面に沿う
翼面相対流速分布の説明図である。
1……ラジアルタービン動翼、11……背板、
12……翼後縁、20……翼圧力面、22……ハ
ブ円筒面。
FIG. 1 is a longitudinal sectional view showing an embodiment of a radial turbine rotor blade according to the present invention, FIG. 2 is a sectional view taken along the line - in FIG. 1, and FIG.
4 is a cross-sectional view along the line, FIG. 4 is an explanatory diagram of relative flow at the rotor blade exit cross section, shown to explain the action of the present invention, and FIG. An explanatory diagram of the blade surface relative flow velocity distribution along the hub surface shown in comparison, Figure 6 is a longitudinal cross-sectional view showing a conventional radial turbine rotor blade, and Figure 7 is a cross-sectional view along the - line in Figure 6. , Figure 8 is - of Figure 6
9 is an explanatory diagram of relative flow at the exit cross section of the rotor blade, which is shown to explain the problems of conventional radial turbine rotor blades, and FIG. 10 is a cross-sectional view taken along the line. FIG. 3 is an explanatory diagram of the blade surface relative flow velocity distribution along the hub surface shown in FIG. 1... Radial turbine rotor blade, 11... Back plate,
12...Blade trailing edge, 20...Blade pressure surface, 22...Hub cylindrical surface.
Claims (1)
ーサ始点を結んで仮想されるエクスデユーサ開始
線を、動翼の背板側へ傾斜させるようにするとと
もに、ラジアルタービン動翼の回転軸に直角な断
面上にて、動翼の翼中心線とハブ円筒面との交点
における翼中心線の接線とその交点から翼圧力面
側へ延びるハブ円筒面の接線との成す角度を90
度よりも大となるようにして形成されたラジアル
タービン動翼。 The exducer start line, which is imaginary by connecting the exducer start points on the longitudinal section of the radial turbine rotor blade, is inclined toward the back plate side of the rotor blade, and the , the angle formed by the tangent to the blade centerline at the intersection of the rotor blade centerline and the hub cylindrical surface and the tangent to the hub cylindrical surface extending from the intersection to the blade pressure surface side is 90
A radial turbine rotor blade that is formed to be larger than the angle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9497190U JPH0452504U (en) | 1990-09-10 | 1990-09-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9497190U JPH0452504U (en) | 1990-09-10 | 1990-09-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0452504U true JPH0452504U (en) | 1992-05-06 |
Family
ID=31833327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9497190U Pending JPH0452504U (en) | 1990-09-10 | 1990-09-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0452504U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003058038A1 (en) * | 2002-01-04 | 2003-07-17 | Mitsubishi Heavy Industries,Ltd. | Vane wheel for radial turbine |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61171803A (en) * | 1984-11-10 | 1986-08-02 | ダイムラ‐ベンツ アクチエンゲゼルシヤフト | Runner for gas-turbine |
JPS63103B2 (en) * | 1983-04-19 | 1988-01-05 | Asahi Chemical Ind |
-
1990
- 1990-09-10 JP JP9497190U patent/JPH0452504U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63103B2 (en) * | 1983-04-19 | 1988-01-05 | Asahi Chemical Ind | |
JPS61171803A (en) * | 1984-11-10 | 1986-08-02 | ダイムラ‐ベンツ アクチエンゲゼルシヤフト | Runner for gas-turbine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003058038A1 (en) * | 2002-01-04 | 2003-07-17 | Mitsubishi Heavy Industries,Ltd. | Vane wheel for radial turbine |