Computational Fluid Dynamics Analysis of Turbulent Flow Within a Mechanical Seal Chamber

Author:

Luan Zhaogao1,Khonsari M. M.21

Affiliation:

1. Dow Chemical Endowed Chair in Rotating Machinery, Department of Mechanical Engineering, Louisiana State University, 2508 CEBA, Baton Rouge, LA 70803

2. Fellow ASME

Abstract

Turbulent flow inside the seal chamber of a pump operating at high Reynolds number is investigated. The K−ε turbulence model posed in cylindrical coordinates was applied for this purpose. Simulations are performed using the fractional approach method. The results of the computer code are verified by using the FLUENT and by comparing to published results for turbulent Taylor Couette flow. Numerical results of four cases including two rotational speeds with four flush rates are reported. Significant difference between the laminar and the turbulence flow in the seal chamber is predicted. The behavior of the turbulent flows with very high Reynolds number was also investigated. The physical and practical implications of the results are discussed.

Publisher

ASME International

Subject

Surfaces, Coatings and Films,Surfaces and Interfaces,Mechanical Engineering,Mechanics of Materials

Reference19 articles.

1. Clark, R., and Azibert, H., 1997, “Visualizing Fluid and Heat Transfer in Rotating Shaft Seals,” BHR Group Conference Series Publication, San Francisco, CA, Vol. 26, pp. 353–378.

2. Thermal Deformation in a Mechanical Face Seal;Li;ASLE Trans.

3. The Thermal Study of the Double Mechanical Seals;Morariu

4. Heat Transfer in Mechanical Seals;Buck

5. Estimating Heat Generation, Face Temperature and Flush Rate for Mechanical Seals;Buck

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