Invention Grant
- Patent Title: Centrifugal impeller with internal heating
- Patent Title (中): 离心式叶轮，内部加热
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Application No.: US11962758Application Date: 2007-12-21
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Publication No.: US08075247B2Publication Date: 2011-12-13
- Inventor: Giuseppe Romani , Xiaoliu Liu , Paul Stone , Bruce Fielding
- Applicant: Giuseppe Romani , Xiaoliu Liu , Paul Stone , Bruce Fielding
- Applicant Address: CA Longueuil
- Assignee: Pratt & Whitney Canada Corp.
- Current Assignee: Pratt & Whitney Canada Corp.
- Current Assignee Address: CA Longueuil
- Agency: Norton Rose OR LLP
- Main IPC: F01D25/10
- IPC: F01D25/10
Abstract:
An internal heating arrangement for a centrifugal impeller for a gas turbine engine is provided having at least one heating passage extending through into the rotor for directing air bled from the rotor exit along the backface and forwardly through the impeller.
Public/Granted literature
- US20090162190A1 Centrifugal Impeller With Internal Heating Public/Granted day:2009-06-25
Information query
