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Gas Thermohydrodynamic Lubrication and Seals

  • 1st Edition - July 10, 2019
  • Latest edition
  • Authors: Bai Shaoxian, Wen Shizhu
  • Language: English

Gas Thermohydrodynamic Lubrication and Seals provides contemporary theory and methods for thermo-hydrodynamic lubrication analysis in the design of gas bearings and seals. Th… Read more

Description

Gas Thermohydrodynamic Lubrication and Seals provides contemporary theory and methods for thermo-hydrodynamic lubrication analysis in the design of gas bearings and seals. The title includes information on gas state equations and gas property, derivation of gas thermohydrodynamic lubrication equations, the theory of isothermal gas lubrication, thermal gas lubrication of rigid surfaces, gas thermoelastic hydrodynamic lubrication of face seals, vapor-condensed gas lubrication of face seals, experimental methods, and the design of gas face seals. Readers will find state-of-the-art, practical knowledge based on fifty years of research and application.

Key features

  • Describes thermohydrodynamic lubrication analysis for the design of gas bearings and seals
  • Considers the increased operational speed, pressure and temperature of mechanical equipment in relation to gas bearings and seals
  • Describes multi-field coupled gas lubrication theory and analytical methods
  • Provides a model and detailed data on the lubricating properties of typical gas bearings and seals
  • Gives comprehensive coverage of the field based on a half-century of research and application

Readership

Specialists in the design of gas bearings and seals in precision mechanical and electrical and chemical equipment; researchers and postgraduate students in mechanical engineering, tribology, lubrication engineering, chemical engineering, and related fields

Table of contents

Chapter 1 Properties of gases1-1 Gas State Equations1-2 Gas viscosity1-3 Humidity gas References

Chapter 2 Gas Lubrication Equations2-1 Reynolds Equation2-2 EnergyEquation2-3 Heat Conduction Equation and Interface Equation2-4 Numerical Method for Lubrication Analysis References

Chapter 3 Isothermal Gas Lubrication3-1 Sliders3-2 Journal Bearing and Radial Seal3-3 Spiral Groove Thrust Bearing3-4 Spiral Groove Face Seal References

Chapter 4 Thermal Gas Lubrication of Rigid Surfaces4-1 Sliders4-2 Journal Bearing and Radial Seal4-3 Spiral Groove Thrust Bearing4-4 Spiral Groove Face Seal References

Chapter 5 Gas ThermoElastic Hydrodynamic Lubrication(TEHL) of Face Seals5-1 Fundamental Equations5-2 Choked Fluid Effect5-3 Characteristics of Thermoelastic Distortions of Seal Faces5-3 Characteristics of Gas TEHL References

Chapter 6 Transient ThermoElastic Hydrodynamic Gas Lubrication of Face Seals6-1 Fundamental Equations6-2 Dynamic Characteristics of Isothermal Gas Lubrication6-3 Dynamic Characteristics of Thermal Gas Lubrication of Rigid Surfaces6-4 Dynamic Characteristics of Gas TEHL References

Chapter 7 Vapor-Condensed Gas Lubrication of Face Seals7-1 Fundamental Equations7-2 Characteristics of Vapor Condensation in Gas Lubrication Film7-3 Laws of Vapor Condensation in Gas Lubrication Film7-4 Movement of Liquid Drops on Gas Lubrication Surfaces References

Chapter 8 Surface Grooves of Gas Face Seals and Testing Technology8-1 Surface Grooves of Gas Face Seals8-2 Testing Technology of Gas Face Seals8-3 Experimental Characteristics of Gas Face Seals References

Chapter 9 Design of Gas Face Seals9-1 Force Analysis of Gas Face Seals9-2 Geometric Parameters of Gas Face Seals9-3 Performance Parameters of Gas Face Seals9-4 Materials of Seal Couple9-5 Dimension Design of Seal Rings9-6 Design of Secondary Seals9-7Process of Seal Design and Illustration References

Product details

  • Edition: 1
  • Latest edition
  • Published: July 10, 2019
  • Language: English

About the authors

BS

Bai Shaoxian

Bai Shaoxian is a professor at Zhejiang University of Technology in China. He received a PhD in mechanical engineering from South China University of Technology, and has over 10 years’ experience in fluid lubrication and sealing technology, particularly the theory of gas thermohydrodynamic lubrication. His research focusses on thermohydrodynamic lubrication, and the design of mechanical seals.
Affiliations and expertise
Professor, Zhejiang University of Technology, China

WS

Wen Shizhu

Wen Shizhu is a professor at Tsinghua University in China. He is a member of the Chinese Academy of Science, and Honorary Director of the State Key Laboratory of Tribology. He has researched tribology for 50 years, focussing on the theory of elastohydrodynamic and thin film lubrication, the mechanisms and control of friction and wear, nano-tribology, and micro-machine design.
Affiliations and expertise
Professor, Tsinghua University, China

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