Research Article
Performance Improvement of a Centrifugal Compressor by Passive Means
Table 1
Design details of the rotor.
| Total pressure rise, p | 300 mm WG | Volume flow rate, V | 1.12 m3/s | Speed of rotation, N | 2000 rpm | Shape number, | 0.092 | No. of rotor blades, Z | 16 | Inducer hub diameter, | 160 mm | Inducer tip diameter, | 300 mm | Rotor tip diameter, | 500 mm | Blade height at the exit, | 32.5 mm | Blade thickness | 3 mm | Blade angle at inducer tip, | 35° | Blade angle at inducer hub, | 53° |
| Blade angle at exit, | | (a) At hub: 75° | | (b) At mean section: 90° | | (c) At tip: 105° | |
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All the angles are measured w. r. t. tangential direction |
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