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6th Semester
ME-603 (A)
Unit 4 Notes

ME-603 (A) Turbomachinery Unit 4 Notes

Notes and important questions for unit 4: Rotary fans, blowers and compressors.

Unit 4 · Short notes Rotary fans, blowers and compressors Classification based on pressure rise (centrifugal and axial flow machines) · Centrifugal blowers: vane shape, velocity triangle, degree of reaction, slip coefficient, size and speed, vane stresses, efficiency, characteristics, fan laws · Centrifugal compressors: vector diagrams, work done, temperature and pressure ratios, slip factor, work input factor, pressure coefficient, dimensions of inlet eye, impeller and diffuser · Axial flow compressors: vector diagrams, work‑done factor, temperature and pressure ratios, degree of reaction, dimensional analysis, characteristics, surge phenomenon, polytropic and isentropic efficiencies

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