1969-02-01

A Radiation Pyrometer Designed for In-Flight Measurement of Turbine Blade Temperatures 690432

The paper describes the principle of operation and design features of a pyrometer that has been developed to measure the surface temperature of turbine blades during flight. The pyrometer can measure temperatures above 700 C (1300 F) to an accuracy of ± 5 C (± 10 F).

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