Power Plant Construction and QA/QC

Section 3.3 and 3.4 – Gas Turbine Fundamentals and

Design

Engineering Technology Engineering Technology DivisionDivision

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Section 3.3 – Gas Turbine Fundamentals

Overview

• Concept – 1791

• First Design – 1872

• Off-shoot from Aircraft Engines

• Materials and Temperatures are problems

• Lower Power Outputs (400 MW) than Coal, Nat Gas or Nuclear

• Emissions – CO2

• Fuel Type

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Section 3.3 – Gas Turbine Fundamentals

Typical

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Section 3.3 – Gas Turbine Fundamentals

Plant

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Questions?

Section 3.3 – Gas Turbine Fundamentals

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Section 3.4 – Gas Turbine Design

Overview

• Materials – Compressor and Turbine

• Heat Extraction – Co Generation

• Mass and Speed – Power Optimum

• Alignment

• Operating Range - Speed

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Section 3.4 – Gas Turbine Design

Working Overview

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Section 3.4 – Gas Turbine Design

Typical Power Generation Gas Turbine

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Section 3.4 – Gas Turbine Design

Typical Power Generation Gas Turbine

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Section 3.4 – Gas Turbine Design

Compressor

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Section 3.4 – Gas Turbine Design

Combustors

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Section 3.4 – Gas Turbine Design

Turbine Blades

HP 1st Stage Blade

HP 2nd Stage Blade

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Section 3.4 – Gas Turbine Design

Overview

Cooling Needed

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Questions?

Section 3.4 – Gas Turbine Design