Invention Grant
- Patent Title: Cooling air system for mid turbine frame
- Patent Title (中): 中型涡轮机架的冷却空气系统
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Application No.: US12572066Application Date: 2009-10-01
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Publication No.: US08371127B2Publication Date: 2013-02-12
- Inventor: Eric Durocher , Pierre-Yves Legare
- Applicant: Eric Durocher , Pierre-Yves Legare
- Applicant Address: CA Longueuil, Quebec
- Assignee: Pratt & Whitney Canada Corp.
- Current Assignee: Pratt & Whitney Canada Corp.
- Current Assignee Address: CA Longueuil, Quebec
- Agency: Norton Rose Canada LLP
- Main IPC: F02C7/12
- IPC: F02C7/12
Abstract:
A mid turbine frame is disposed between high and low pressure turbine assemblies. A cooling air system defined in the mid turbine frame of a gas turbine engine includes internal cavities for containing pressurized cooling air to cool the inter-turbine duct and the hollow struts, and discharges the used cooling air to further cool respective high and low pressure turbine assemblies.
Public/Granted literature
- US20110079019A1 COOLING AIR SYSTEM FOR MID TURBINE FRAME Public/Granted day:2011-04-07
Information query
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