Siemens Aktiengesellschaft

Ralf Ziwes

Giuseppe Gaio

Ralf Bell

Markus Legenbauer

Damian Razowski

Isabell Böer

Stanislaw Ruda

Raimund Heinze

Thomas Riedel

A seal arrangement () for sealing an annular gap () between a high-pressure steam space () and an adjacent low-pressure steam space (). The gap is defined between two turbine casings () each split into two casing halves, the seal arrangement () has a seal element () which is formed in a segmented and annular manner and extends between the two turbine casings () and engages in an annular receiving groove () by means of at least one of its radial end regions. The seal arrangement () has at least one segmented ring () with a first circumferential surface () releasably attached to one of the turbine casings () in the region of the annular gap (), and has an opposite second circumferential surface () with the annular receiving groove () or, in a one-piece form, with the radially projecting annular seal element ().

Seal arrangement

Growing community of inventors

Dinslaken, Germany

Ralf Ziwes