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Gas Turbine Handbook : Principles and Practices

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224 <strong>Gas</strong> <strong>Turbine</strong> <strong>H<strong>and</strong>book</strong>: <strong>Principles</strong> <strong>and</strong> <strong>Practices</strong><br />

Figure 13-22. Boroscope view<br />

of first stage turbine nozzles<br />

<strong>and</strong> blades taken with a flexible<br />

fiber optic boroscope via<br />

a combustor boroscope port.<br />

5,000 horsepower gas turbine-generator<br />

unit.<br />

Figure 13-23. Boroscope view of first stage turbine blades taken with<br />

a flexible fiber optic boroscope via a combustor boroscope port. 5,000<br />

horsepower gas turbine-generator unit with 1,000 hours operation.

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