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pro vyhledávání: '"S. K. Baheti"'
Autor:
S. K. Baheti, R. Gordon Kirk
Publikováno v:
Journal of Vibration and Acoustics. 121:131-136
The use of liquid ring type oil seals in centrifugal compressors was essential for high pressure applications dating back to the early 1960’s. The analysis of high pressure oil seals was first documented in the literature in the mid-1970’s follow
Autor:
R. G. Kirk, S. K. Baheti
Publikováno v:
Tribology Transactions. 41:554-562
This paper presents a finite element solution of the nonlinear and coupled hydrodynamic and thermal equations for pressure and temperature distributions in two-lobe oil seals. The pressure distribution is integrated to obtain hydrodynamic forces. The
Publikováno v:
Tribology Transactions. 39:398-406
The results of an analytical investigation are given for the effect of axially grooved floating oil ring seals on the leakage flow and stability of a centrifugal gas compressor. The finite element method was used to solve the non-linear and coupled h
Autor:
R. G. Kirk, S. K. Baheti
Publikováno v:
Tribology Transactions. 38:86-96
This paper describes a finite-element solution of the nonlinear and coupled hydrodynamic and thermal equations for pressure and temperature profiles in an oil seal including the influence of circumferential grooves. Different models of grooves, consi
Autor:
S. K. Baheti, R. G. Kirk
Publikováno v:
Tribology Transactions. 37:336-346
This paper describes the finite-element solution of the nonlinear and coupled hydrodynamic and thermal equations for pressure and temperature profiles in an oil seal including misalignment. Fluid properties are evaluated at the center of each element
Autor:
S. K. Baheti, R. Gordon Kirk
Publikováno v:
Volume 1B: 16th Biennial Conference on Mechanical Vibration and Noise.
The use of liquid ring type oil seals in centrifugal compressors was essential for high pressure applications dating back to the early 1960’s. The analysis of high pressure oil seals was first documented in the literature in the mid 1970’s follow
Publikováno v:
Volume 3B: 15th Biennial Conference on Mechanical Vibration and Noise — Acoustics, Vibrations, and Rotating Machines.
The transfer matrix and finite element methods are currently widely used to model rotor shafting for calculation of critical speeds, forced response, and stability. For many rotors, long uniform shafting sections occur on the ends of the rotors which