초록 ▼

The invention relates to a sealing arrangement 15, a guide vane arrangement, and a turbomachine 11 with such a sealing arrangement 15, wherein the sealing arrangement 15 is designed for a guide vane ring 60 of a turbomachine 11, wherein the sealing arrangement 15 comprises a thin-walled annular stru

The invention relates to a sealing arrangement 15, a guide vane arrangement, and a turbomachine 11 with such a sealing arrangement 15, wherein the sealing arrangement 15 is designed for a guide vane ring 60 of a turbomachine 11, wherein the sealing arrangement 15 comprises a thin-walled annular structure 80 that is substantially closed on all sides, and wherein the annular structure 80 delimits an annular interior space 105, wherein a hollow cell structure 109, which is designed so as to mechanically support the annular structure 80, is provided in the annular interior space 105.

대표청구항 ▼

1. A sealing arrangement (15) for a guide vane ring (60) of a turbomachine (11), wherein the sealing arrangement (15) comprises a thin-walled annular structure (80) that is substantially closed on all sides, andwherein the annular structure (80) delimits an annular interior space (105),whereina holl

1. A sealing arrangement (15) for a guide vane ring (60) of a turbomachine (11), wherein the sealing arrangement (15) comprises a thin-walled annular structure (80) that is substantially closed on all sides, andwherein the annular structure (80) delimits an annular interior space (105),whereina hollow cell structure (109), which is designed to mechanically support the annular structure (80), is provided in the annular interior space (105),wherein the annular structure (80) comprises at least one passage opening (115, 135), which connects the annular interior space (105) to the surroundings of the sealing arrangement (15), wherein the at least one passage opening (115, 135) is designed for pressure equalization of the annular interior space (105) with the surroundings,wherein at least one other passage opening (135) is provided for pressure equalization of the annular interior space (105), wherein the passage opening (115) and the other passage opening (135) are arranged on the same side (120) of the annular structure (80). 2. A sealing arrangement (15) for a guide vane ring (60) of a turbomachine (11), wherein the sealing arrangement (15) comprises a thin-walled annular structure (80) that is substantially closed on all sides, andwherein the annular structure (80) delimits an annular interior space (105),whereina hollow cell structure (109), which is designed to mechanically support the annular structure (80), is provided in the annular interior space (105),wherein a sealing structure (85) is provided in a radially inner-lying manner at the annular structure (80), which has a honeycomb or foam-like design, wherein the hollow cell structure (109) comprises a first mean pore size and the sealing structure (85) comprises a second mean pore size, wherein the first mean pore size of the hollow cell structure (109) is smaller than the second mean pore size of the sealing structure (85).