초록 ▼

The present invention provides a cloth seal for use with turbine components. The cloth seal may include a number of cloth layers, a shim positioned between the cloth layers, and an end seal positioned at an end of the cloth layers so as to block a leakage flow path through at least one of the cloth

The present invention provides a cloth seal for use with turbine components. The cloth seal may include a number of cloth layers, a shim positioned between the cloth layers, and an end seal positioned at an end of the cloth layers so as to block a leakage flow path through at least one of the cloth layers.

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1. A cloth seal for insertion within two slots of adjacent turbine components, comprising: a plurality of cloth layers;a shim positioned between the plurality of cloth layers;first and second sides extending along a length of the cloth seal, each configured to be positioned within a respective one o

1. A cloth seal for insertion within two slots of adjacent turbine components, comprising: a plurality of cloth layers;a shim positioned between the plurality of cloth layers;first and second sides extending along a length of the cloth seal, each configured to be positioned within a respective one of the two slots of the adjacent turbine components;first and second side flanges, each of said side flanges extending along a respective one of the first and second sides; andan end seal positioned at an end of the plurality of cloth layers, extending substantially along a width of the cloth seal, and configured to span a gap between the adjacent turbine components and to block a leakage flow path through at least one of the plurality of cloth layers. 2. The cloth seal of claim 1, wherein the plurality of cloth layers comprises an upper cloth layer and a lower cloth layer and wherein the end seal blocks the leakage flow path through the lower cloth layer. 3. The cloth seal of claim 1, further comprising a plurality of end seals. 4. The cloth seal of claim 3, wherein at least one of the plurality of end seals is different from at least one other of the plurality of end seals. 5. The cloth seal of claim 1, wherein the end seal comprises an end flange seal. 6. The cloth seal of claim 5, wherein the end flange seal extends from the shim. 7. The cloth seal of claim 5, wherein the end flange seal extends into an end gap. 8. The cloth seal of claim 5, wherein the end flange seal comprises a substantially curved shape. 9. The cloth seal of claim 5, wherein the end flange seal comprises a substantially flat shape. 10. The cloth seal of claim 5, further comprising a plurality of shims and wherein each of the plurality of shims comprises the end flange seal thereon. 11. The cloth seal of claim 10, wherein the plurality of shims comprises a first shim with an upwardly bend end seal flange and a second shim with a downwardly bend end seal flange. 12. The cloth seal of claim 1, wherein the end seal comprises an end shim seal. 13. The cloth seal of claim 1, wherein the end seal comprises a clip seal. 14. The cloth seal of claim 1, wherein the end seal comprises a substantially compliant seal. 15. The cloth seal of claim 14, wherein the substantially compliant seal comprises a C-seal. 16. The cloth seal of claim 1, wherein the end seal comprises a high temperature sealant applied to at least one of the plurality of cloth layers. 17. A cloth seal for insertion within two slots of adjacent turbine components, comprising: a plurality of cloth layers;a shim positioned between the plurality of cloth layers;first and second sides extending along a length of the cloth seal, each configured to be positioned within a respective one of the two slots of the adjacent turbine components;first and second side sealing means, each of said side sealing means extending along a respective one of the first and second sides; andend sealing means positioned at an end of the plurality of cloth layers, extending substantially along a width of the cloth seal, and configured to span a gap between the adjacent turbine components and to block a leakage flow path through at least one of the plurality of cloth layers. 18. The cloth seal of claim 17, wherein the plurality of cloth layers comprises an upper cloth layer and a lower cloth layer and wherein the end sealing means block the leakage flow path through the lower cloth layer. 19. The cloth seal of claim 17, further comprising a plurality of end sealing means. 20. A cloth seal for insertion within two slots of adjacent turbine components, comprising: an upper cloth layer;a lower cloth layer;a shim positioned between the upper cloth layer and the lower cloth layer;first and second sides extending along a length of the cloth seal, each configured to be positioned within a respective one of the two slots of the adjacent turbine components;first and second side flange seals, each of said side flange seals extending along a respective one of the first and second sides; andone or more end flange seals positioned at an end of the upper cloth layer and the lower cloth layer, extending substantially along a width of the cloth seal, and configured to span a gap between the adjacent turbine components and to block a leakage flow path therethrough.