Optimization Study of the Dump Diffuser in Gas Turbine to Reduce Pressure Loss

Figure 5

Test system schemes: (1) compressor, (2) main valve, (3) vortex street flowmeter, (4) rotameter of outer annulus flow path, (5) rotameter of inner annulus flow path, (6) dump diffuser, (7) outer annulus flow path flow control, (8) flame tube flow control, (9) the inner flow control, and (10) data acquisition system.