GAS TURBINE ENGINE WITH CARBON/CARBON COMPOSITE PISTON SEAL

• Main Authors: BINTZ, Matthew E, MOHSENI, Hamidreza, WINDER, Calvin Jay, DELARM, Justin Roger, VAN LIEU, Pieter, SCHUTTE, Peter T, MAALOUF, Fadi S
• Format: Patent
• Language: English; French; German
• Published: 29.05.2024
• Subjects: AIR INTAKES FOR JET-PROPULSION PLANTS; BLASTING; COMBUSTION ENGINES; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS; CYLINDERS; ENGINE PLANTS IN GENERAL; ENGINEERING ELEMENTS AND UNITS; GAS-TURBINE PLANTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; PISTONS; SEALINGS; STEAM ENGINES; THERMAL INSULATION IN GENERAL; WEAPONS

A gas turbine engine includes a rotor that that has a seal surface (68), a shaft (70) that has an annular seal channel (72) that opens to the seal surface (68), and a seal (74) disposed in the annular seal channel (72) for sealing against the seal surface (68). The seal (74) is made of a composite h...