Advances in experimental impact mechanics /

Summarizing the latest advances in experimental impact mechanics, this book provides cutting-edge techniques and methods for designing, executing, analyzing, and interpreting the results of experiments involving the dynamic responses of materials and structures.

Bibliographic Details
Corporate Author:	ScienceDirect (Online service)
Other Authors:	Song, Bo (Materials scientist)
Format:	eBook
Language:	English
Published:	Amsterdam, Netherlands : Elsevier, 2022.
Subjects:	Impact > Research. Materials > Testing. Matériaux > Essais. Impact > Research Materials > Testing Electronic books. Electronic Books.
Online Access:	Connect to the full text of this electronic book

Table of Contents:

Front cover
Half title
Title
Copyright
Contents
Contributors
Chapter 1 Dynamic high-rate tensile characterization of metallic materials with a Kolsky tension bar
1.1 Introduction
1.2 Kolsky tension bar design and testing challenges
1.3 Dynamic tensile specimen design and mounting method
1.3.1 Cylindrical specimen
1.3.2 Sheet specimen
1.4 Specimen strain measurement and correction
1.4.1 Experimental measurements
1.4.2 Numerical correction for cylindrical specimens
1.5 Pulse shaping in a Kolsky tension bar test
1.6 Interpretation of dynamic tensile response of metallic materials
1.7 Interrupted Kolsky tension bar experiments
1.8 Summary
Acknowledgment
References
Chapter 2 Dynamic experimental techniques and mechanical behavior of advanced materials in microscale: A comprehensive review
2.1 Introduction
2.2 Dynamic behavior of single CNT fiber
2.2.1 Rate-dependent behavior under tension loading
2.2.2 Penetration behavior of single CNT fiber
2.3 Dynamic penetration behavior of graphene membranes
2.4 Dynamic compression of CNT foams and microparticles
2.4.1 CNT-foam
2.4.2 Microcapsule
2.4.3 Microscopic direct impacting
2.5 Concluding remarks and future prospects
References
Chapter 3 Characterization of damage evolution and its influence on mechanical properties of concrete under impact loading
3.1 Introduction
3.2 Mechanical behavior of concrete
3.3 Dynamic loading experimental techniques
3.4 Damage observation
3.4.1 Observation techniques
3.4.2 In-situ observation using X-ray microtomography
3.5 Damage quantification
3.5.1 Observation of dynamic damage evolution
3.6 High fidelity modeling of concrete with micro-CT images
3.7 Discussion
Acknowledgment
References.
Chapter 4 Constitutive behavior of granular materials under high rate of uniaxial strain loading
4.1 Introduction
4.2 Materials and methods
4.2.1 Modified long SHPB setup
4.2.2 Quasi-static confined compression of sand
4.2.3 Preparation of sand specimen
4.2.4 Dynamic compression of sand
4.2.5 Triaxial stress-strain measurement
4.3 Results
4.3.1 Mechanical properties of Colorado Mason sand at grain-level
4.3.2 Quasi-static confined compression result
4.3.3 Axial and volumetric behavior of dry Colorado Mason sand at high strain rate
4.3.4 Compressibility of dry Colorado Mason sand
4.3.5 Effect of moisture content
4.4 Discussion
4.4.1 Constitutive law of granular materials
4.4.2 Density effect in scaling law
4.4.3 Stress level effect
4.4.4 Strain rate effect
4.4.5 Moisture effect
4.4.6 Constitutive law by DEM simulations
4.5 Conclusions
Acknowledgments
References
Chapter 5 Nonparametric extraction of the constitutive response of low-impedance materials at high rates
5.1 Introduction
5.2 Material and methods
5.2.1 Material
5.2.2 Experimental
5.2.3 Poisson function
5.2.4 Full-field nonparametric analysis
5.3 Results and discussion
5.3.1 Low strain rate
5.3.2 High strain rate
Acknowledgments
References
Chapter 6 Miniature Kolsky bar Methods
6.1 Introduction
6.2 Limiting frequency
6.3 Specimen equilibrium and inertia
6.4 Instrumentation
6.4.1 Normal and transverse displacement interferometers
6.4.2 Photon Doppler velocimetry
6.5 Bending waves
6.6 Alignment methods and sample preparation
6.7 Conclusion
References
Chapter 7 Impact and high strain-rate tests at high temperature
7.1 Introduction
7.2 Heating system
7.2.1 Indirect radiant heating
7.2.2 Direct resistance heating
7.2.3 Induction heating.
7.3 Temperature evaluation system
7.4 Machine-sample interfaces
7.5 Testing environment
7.6 Measurement of forces and kinematics quantities
7.7 Image analysis and optical methods
7.8 Other high strain-rate tests at high temperature: Taylor and Flyer plate impact tests
References
Chapter 8 Moisture effect investigation on the dynamic fracture behavior of unidirectional and woven carbon fiber/epoxy materials
8.1 Introduction
8.2 Material
8.3 Experimental setup
8.4 Results
8.4.1 Unidirectional samples
8.4.2 Woven samples
8.5 Conclusions
Acknowledgments
References
Chapter 9 Simultaneous full-field strain and temperature measurements in high strain rate testing
9.1 Background
9.2 Challenges in simultaneous full-field deformation and temperature measurements
9.3 Spatial and temporal synchronization
9.4 Simultaneous full-field deformation and temperature measurements at elevated temperatures
9.5 Temperature calibration
9.6 Presenting the full-field data
9.7 Taylor-Quinney coefficient
9.8 Limitations and possibilities of the method
9.9 Summary
References
Chapter 10 Investigating fracture mechanisms in opaque materials under dynamic loading using high-speed synchrotron X-ray imaging
10.1 Introduction
10.2 Methods
10.2.1 Dynamic loading systems
10.2.2 Synchrotron X-ray phase-contrast imaging
10.2.3 Synchronization of the Kolsky bar and the X-ray PCI
10.3 Representative results
10.3.1 Dynamic behavior of granular particles
10.3.2 Dynamic behavior of polymer-bonded explosives
10.4 Future directions
10.5 Summary
Acknowledgements
References
Chapter 11 Energy analyses in Kolsky bar experiments
11.1 Introduction
11.2 Time-based energy analysis for a Kolsky bar experiment
11.3 Frequency-based energy analysis for a Kolsky bar experiment.
11.4 Specimen strain energy analysis for a Kolsky bar experiment
11.5 Experimental verification of energy analyses
11.6 Applications of energy analysis in the time and frequency domains
11.6.1 Energy analysis for shock mitigation materials
11.6.2 Energy analysis for an interface problem
11.7 Conclusions
Acknowledgement
References
Index
Back cover.