Airfoil with nested cooling channels

Patent · Tue Jun 28 00:00:00 EDT 1988

OSTI ID:6878732

Levengood, J L; Auxier, T A

A turbine blade is described which consists of a root portion and wall means integral with the root portion defining an airfoil, the wall means including a pressure sidewall and a suction sidewall, joined together to define a forwardly located leading edge and rearwardly located trailing edge of the airfoil and spaced apart to define a spanwise and chordwise extending coolant cavity within the airfoil, and root portion including root passage means therethrough for receiving coolant fluid form outside the blade and for directing the fluid into the airfoil cavity.

• Assignee: United Technologies Corp., Hartford, CT
• Patent Number(s): US 4753575
• OSTI ID: 6878732
• Resource Relation: Patent File Date: Filed date 6 Aug 1987
• Country of Publication: United States
• Language: English

Related Subjects

20 FOSSIL-FUELED POWER PLANTS
TURBINE BLADES
COOLING
TURBINES
COOLING SYSTEMS
AIRFOILS
COOLANTS
DESIGN
DUCTS
LIQUID FLOW
ENERGY SYSTEMS
FLUID FLOW
MACHINERY
TURBOMACHINERY
200104* - Fossil-Fueled Power Plants- Components