The synchronous instability of a compressor rotor due to bearing journal differential heating

Journal of Engineering for Gas Turbines and Power

Volumn 118, Issue 4, 1996, Pages 816-823

  De Jongh, F M ^a   Morton, P G ^b  

^a Research and Development   (Netherlands)

^b Consulting Mechanical Engineer ^*  (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPRESSORS-CENTRIFUGAL; INSTABILITY; ROTORS; THERMAL EFFECTS;

EID: 0030482704     PISSN: 07424795     EISSN: 15288919     Source Type: Journal    
DOI: 10.1115/1.2816998     Document Type: Article

References (9)

1. ASME Power Test Codes “Compressors and Exhausters,” PTC 10, 1965.
2. American Petroleum Institute standard “Centrifugal Compressors for General Refinery Service,” API 617, 1979.
3. Newkirk, B. L., “Shaft Rubbing,” Mechanical Engineering, Vol. 48, 1926, pp. 830-832.
4. Dimarogonas, A. D., “Newkirk Effect. Thermally Induced Dynamic Instability of High-Speed Rotors,” ASME Paper No. 73-GT-26, 1973.
5. Kellenberger, W., “Spiral Vibrations Due to Seal Rings in Turbogenerators. Thermally Induced Interaction Between Rotor and Stator,” ASME Paper No. 79-DET-61, 1979.
6. Schmied, J., “Spiral Vibrations of Rotors,” Rotating Machinery Dynamics, Vol. 2, ASME, 1987.
7. Keogh, P. S., and Morton, P. G., “Journal Bearing Differential Heating Evaluation With Influence on Rotor Dynamic Behaviour,” Proceedings of the Royal Society, London, Vol. A441, 1993, pp. 527-548.
8. Goodman, T. P., “A Least Squares Method for Computing Balance Corrections,” ASME Journal of Engineering for Industry, Vol. 68, 1964, pp. 273-279.
9. Keogh, P. S., and Morton P. G., “The Dynamic Nature of Rotor Thermal Bending Due to Unsteady Lubricant Shearing Within a Bearing,” Proceedings of the Royal Society, London, Vol. A445, 1994, pp. 273-290.