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

Table 7

Diffuser performance parameters ().

	Case 1	Case 2	Case 3	Case 4	Case 5	Case 6	Case 7	Case 8
Inlet flow rate (kg/s)	1.19	1.19	1.19	1.19	1.19	1.19	1.19	1.19
Inlet pressure (kPa)	375.00	373.22	373.52	375.59	372.23	372.33	371.54	370.25
Bleeding pressure (kPa)	380.94	375.34	375.26	362.89	356.68	342.58	330.89	307.59
Bleeding percentage (%)	0.00	0.29	0.44	0.56	0.69	0.80	0.90	0.96
(%)	2.57	2.44	2.04	3.00	2.47	2.59	2.66	3.74
(%)	47.43	50.30	57.64	39.43	49.98	47.79	46.74	27.37