1400

Percent Axial Chord

Figure 2.4 Predicted blade surface pressure profiles.

Digital Positioner

Digital Positioner

Figure 2.5 Turbine air flow system schematic.
Figure 2.6 Turbine loading system schematic.
Figure 2.7 Turbine performance instrumentation.
Figure 2.8 Thermistor stagnation temperature probe geometry.
Figure 2.9 Pitot and stagnation pressure probe geometry.
Figure 2.10 Planar seal between the first vane and the first rotor.
Figure 2.11 Seal section hardware drawing.
Figure 2.12 Cross section of seal, seal cavity, and delivery flow path.

Figure 2.13 Experimental facility with laser light sheet and seal supply pipe passing through inlet.

Figure 2.13 Experimental facility with laser light sheet and seal supply pipe passing through inlet.

Figure 2.14

Schematic of delivery path for air supplying the seal flow.

Figure 2.16 Calibration target as

viewed through optical access window.

Figure 2.17 Optical calibration target and mounting block.

focal plane

Figure 2.18 Astigmatism sectional view (from Melles Griot Inc., 1999).

focal plane

Figure 2.18 Astigmatism sectional view (from Melles Griot Inc., 1999).

Figure 2.19 Rotor blade leading edge reflection due to reflective optics.

Figure 2.20 Vane plane positioning tool.

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