RU97115924A - GAS TURBINE NOZZLE DEVICE - Google Patents
GAS TURBINE NOZZLE DEVICEInfo
- Publication number
- RU97115924A RU97115924A RU97115924/06A RU97115924A RU97115924A RU 97115924 A RU97115924 A RU 97115924A RU 97115924/06 A RU97115924/06 A RU 97115924/06A RU 97115924 A RU97115924 A RU 97115924A RU 97115924 A RU97115924 A RU 97115924A
- Authority
- RU
- Russia
- Prior art keywords
- sections
- blades
- input edges
- annular slotted
- channel located
- Prior art date
Links
- 238000001816 cooling Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 239000001307 helium Substances 0.000 claims 1
- 229910052734 helium Inorganic materials 0.000 claims 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium(0) Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 1
Claims (1)
F1/F2•L2/L1 = 1,4 - 1,8,
где F1 - площадь проходного сечения секций кольцевого щелевого канала, расположенных напротив входных кромок лопаток;
F2 - площадь проходного сечения секций кольцевого щелевого канала, расположенных между входными кромками лопаток;
L1 - длина дуги секций кольцевого щелевого канала, расположенных напротив входных кромок лопаток;
L2 - длина дуги секций кольцевого щелевого канала, расположенных между входными кромками лопаток.A nozzle apparatus of a gas turbine containing blades mounted between the outer and inner shells and at least one visor forming, from one of the shells, an annular slot channel for supplying cooling air, characterized in that the output section of the visor is placed in the interscapular channel, in the ring helium channel along longitudinal edges are installed on both sides of the input edges of the blades, and the areas of the passage sections of the sections of the annular slotted channel located opposite the input edges and between them are connected with the lengths of the section arcs by the following relation:
F 1 / F 2 • L 2 / L 1 = 1.4 - 1.8,
where F 1 - the area of the bore of the sections of the annular slotted channel located opposite the input edges of the blades;
F 2 - the flow area of the sections of the annular slotted channel located between the input edges of the blades;
L 1 - the arc length of the sections of the annular slotted channel located opposite the input edges of the blades;
L 2 - the arc length of the sections of the annular slotted channel located between the input edges of the blades.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU97115924A RU2143562C1 (en) | 1997-09-23 | 1997-09-23 | Gas turbine nozzle unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU97115924A RU2143562C1 (en) | 1997-09-23 | 1997-09-23 | Gas turbine nozzle unit |
Publications (2)
Publication Number | Publication Date |
---|---|
RU97115924A true RU97115924A (en) | 1999-06-27 |
RU2143562C1 RU2143562C1 (en) | 1999-12-27 |
Family
ID=20197437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU97115924A RU2143562C1 (en) | 1997-09-23 | 1997-09-23 | Gas turbine nozzle unit |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2143562C1 (en) |
-
1997
- 1997-09-23 RU RU97115924A patent/RU2143562C1/en not_active IP Right Cessation
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