Patent · US Active

High pressure compressor for an engine

US11085453B2 · kind B2 · utility

2Cited by

2References

15Claims

0Family size

Assignee

MTU Aero Engines AG · DE

Inventors

Harsimar Sahota · Unterschleißheim, DE
Alexander Halcoussis · Haimhausen, DE
Sergio Elorza Gomez · Munich, DE

Key dates

Filing date	Jul 22, 2019
Grant date	Aug 10, 2021
Priority date	—
Expiry date	Oct 23, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An engine, having a first, second, third and fourth quasi-stage, each with a stator and a downstream rotor, wherein a particular blade/vane solidity in the center section is in the first quasi-stage, at least 1.04 and at most 1.16 for the stator and at least 1.46 and at most 1.67 for the rotor; in the second quasi-stage, at least 1.13 and at most 1.32 for the stator and at least 1.32 and at most 1.61 for the rotor; in the third quasi-stage, at least 1.20 and at most 1.39 for the stator and at least 1.16 and at most 1.41 for the rotor; in the fourth quasi-stage, at least 1.37 and at most 1.63 for the stator and at least 1.15 and at most 1.41 for the rotor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.