Laser Cladding for Restoring and Increasing the Durability of Railway Wheels.

Bibliographic Details
Main Author: Zhumekenova, Zaure Zhetpisbaevna
Corporate Author: EBSCOhost
Format: eBook
Language:English
Published: Millersville, PA : Materials Research Forum LLC, 2024.
Series:Materials research foundations ; v. 157.
Subjects:
Online Access:Connect to the full text of this electronic book
Table of Contents:
  • Intro
  • Table of Contents
  • Preface
  • Designations and Abbreviations
  • Introduction
  • Chapter 1. Analysis of Design Features of Wheel Pairs of Railway Cars and Prospects for Increasing Their Durability
  • 1.1 World practice of developing and improving the design of wheel pairs
  • 1.2 Methodological approaches in assessing the reliability of wheel sets of railway cars, diagnosing defects and studying the wear process
  • 1.3 Research and establishment of the cause-and-effect relationship of wheel pair defects and assessment of the severity of their consequences
  • 1.4 Requirements for wheel sets regarding permissible wear of various types of defects
  • Conclusion
  • Chapter 2. Studying the Effectiveness of Using Solid Rolled Wheel and Establishing Dependences of Changes in Dynamic Load on Technical and Operational Indicators of the Car
  • 2.1 Analysis of the dynamics of changes in the service life of standard wheelsets
  • 2.2 Assessing the strength and establishing the dependence of the change in the dynamic load of the wheel pair on the operational parameters of the car
  • 2.3 Development of a methodology for substantiating the main factors influencing wheel wear
  • 2.4 Improvement of the mathematical model of wheel wear taking into account dynamic load and coefficient of friction in the flange contact patch
  • Conclusion
  • Chapter 3. Research of Methods for Increasing the Durability of Wheel Pairs of Railway Cars
  • 3.1 Study of effective methods for restoring worn surfaces of dynamic systems of railway cars
  • 3.2 Modeling the process of stress localization along the contact elements of the wheel in the Solidworks environment
  • 3.3 Development of a block diagram of an algorithm for substantiating criteria for the effectiveness of technology for restoring the profile of railway wheels
  • 3.4 Experimental study of the quality of deposited material when varying the modes of laser restoration of a car wheel
  • Conclusion
  • Chapter 4. Development of a Mobile Complex and a Method for Laser Restoration of Wheel Sets of Railway Cars with Increased Durability
  • 4.1 Theoretical analysis of existing mobile surfacing installations
  • 4.2 Development of a mobile complex for laser restoration of wheel sets of wagons
  • 4.3 Development of laser technology for restoring the rolling surface and the crest of wheel pairs
  • Conclusion
  • References
  • About Authors