High-temperature-resistant turbine disc based on ceramic material

The invention relates to a high-temperature-resistant turbine disc based on ceramic materials. The turbine disc comprises a turbine main body, the turbine main body comprises a ceramic disc and ceramic blades, the ceramic disc and the ceramic blades are made of the same or different high-temperature...

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Bibliographische Detailangaben
Hauptverfasser: LIU XIAOCHONG, WU JINWU, SHENG ZHIQIANG, XIANG XIN, HU XIAO'AN, SUN HAIJUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to a high-temperature-resistant turbine disc based on ceramic materials. The turbine disc comprises a turbine main body, the turbine main body comprises a ceramic disc and ceramic blades, the ceramic disc and the ceramic blades are made of the same or different high-temperature-resistant ceramic materials, and a front weight stack is arranged at the position of a central discshaft of the ceramic disc, and is used for dynamic balance balancing of the turbine main body, the front weight stack is bonded to the position of the central disc shaft of the ceramic disc through bonding metal sheets, the front weight stack is located at the same side as the incoming direction of airflow, and blade tip easy-to-wear coatings are arranged at blade tips of the ceramic blades. A plurality of unique structures are designed according to the characteristics of ceramic materials, so that the high-temperature-resistant turbine disc has the advantages that dynamic balance material removal is facilitated, the