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Sustainable phase change and polymeric water absorbent materials : heat stress reduction in helmets /

Bibliographic Details
Main Author: Kanesalingam, Sinnappoo
Corporate Author: ProQuest (Firm)
Other Authors: Nayak, Rajkishore
Format: eBook
Language:English
Published: Singapore : Springer, 2020.
Subjects:
Helmets > Materials.
Textile fabrics.
Textile industry.
Materials science.
Heat > Transmission.
Polymers.
Electronic books.
Online Access:Connect to the full text of this electronic book
Table of Contents:
  • Intro
  • Contents
  • Abbreviations
  • 1 Introduction
  • 1.1 Scope
  • 1.2 Research Concept
  • 1.2.1 Scope of the Current Research
  • 1.2.2 Research Questions
  • 1.2.3 Objectives of the Study
  • 1.3 Hypothesis
  • 1.4 Conclusions
  • References
  • 2 Review of Literature: Motorcycle Helmet
  • 2.1 Introduction
  • 2.2 Need for Motorcycle Helmet
  • 2.3 Motorcycle Helmet Regulations
  • 2.4 Components of Motorcycle Helmets
  • 2.5 Cooling the Motorcycle Helmet
  • 2.6 Types of Motorcycle Helmets
  • 2.6.1 Full Face Helmet
  • 2.6.2 Off-Road/Motocross Helmet
  • 2.6.3 Modular/Flip-up Helmet
  • 2.6.4 Open Face Helmet
  • 2.6.5 Half Helmet
  • 2.7 Bicycle Helmets
  • 2.8 The Effects of Discomfort in Helmets
  • 2.8.1 Skin Temperature
  • 2.8.2 Sweating
  • 2.9 Heat Balance
  • 2.10 Modes of Heat Transfer
  • 2.10.1 Conduction
  • 2.10.2 Convection
  • 2.10.3 Radiation
  • 2.10.4 Evaporation
  • 2.11 Heat Stress
  • 2.12 Thermal Energy Storage Systems
  • 2.13 Phase Change Materials
  • 2.13.1 Classification of PCM
  • 2.13.2 Micro-PCM
  • 2.13.3 Applications of PCM
  • 2.13.4 Selection of Suitable PCM
  • 2.14 Microencapsulation
  • 2.14.1 Classification of Microencapsulation
  • 2.14.2 Features of Microcapsules
  • 2.14.3 Techniques of Microencapsulation
  • 2.14.4 Chemical Techniques
  • 2.14.5 Applications of Microencapsulation
  • 2.14.6 Advantages and Disadvantages of Microencapsulation
  • 2.15 Super Absorbent Materials
  • 2.15.1 Applications of Super Absorbent Materials
  • 2.16 PCM Salt Hydrate
  • 2.17 Conclusions
  • References
  • 3 Experimental Techniques
  • 3.1 Materials, Experimental Design, Methodology and Methods
  • 3.2 Materials
  • 3.2.1 Fabrics
  • 3.2.2 Equipment Used for Experiments and Analysis of Results
  • 3.3 Motorcycle Helmets
  • 3.4 Experimental Design
  • 3.5 Methodology
  • 3.6 Methods
  • 3.6.1 Wind Tunnel
  • 3.6.2 Heated Head Form
  • 3.6.3 Wind Tunnel Process
  • 3.6.4 Data Analysis Method
  • 3.7 Differential Scanning Calorimetry
  • 3.7.1 DSC Measurement
  • 3.8 Theoretical Basis
  • 3.9 Conclusions
  • References
  • 4 Results and Discussion
  • 4.1 SEM Images of the Samples
  • 4.1.1 Polymeric Water-Absorbent Textile Materials
  • 4.1.2 Paraffinic Phase Change Material
  • 4.2 Temperature Drop in the Aluminium Head Form Without a Helmet
  • 4.3 Temperature Drop Using PWAT Material
  • 4.4 Amount of Heat Removed from the Head Form for Thermal Equilibrium
  • 4.4.1 Calculations
  • 4.4.2 Heat Absorbed by PWAT Material at Various Speeds
  • 4.5 Temperature Drop with PCM Materials
  • 4.5.1 Paraffinic PCM at Speed of 55 kph
  • 4.5.2 Paraffinic PCM at Speed of 75 kph
  • 4.6 Heat Absorbed by Paraffinic PCM Materials
  • 4.7 Conclusions
  • References
  • 5 Conclusions
  • 5.1 Future Recommendations
  • Appendixes
  • A.1 Cooling Curve Data from Wind Tunnel Experiments
  • A.2 Total Amount of Heat Absorbed by PCM Materials
  • Uncited Reference