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Development and application of light-field cameras in fluid measurements
- Available as
- Online
Details
- Creator
- Shengxian Shi and T. H. New (editors)
- Format
- Books
- Language
- English
- Contributors
- Publication
-
- Cham, Switzerland : Springer, [2023]
- ©2023
- Physical Details
-
- 1 online resource (227 pages)
- ISBNs
- 9783031017780, 303101779X, 9783031017797
- OCLC
- on1342498930
- Includes bibliographical references.
- Intro -- Preface -- Contents -- Contributors -- Abbreviations -- Symbols -- 1 Introduction -- The Light-field -- Capturing Light-field -- Would Light-field Imaging be Beneficial for PIV? -- References -- 2 Light-field Camera Working Principles -- Introduction -- Principles of Conventional Imaging -- Imaging Principles of Unfocused Light-field Camera -- Imaging Principles of Focused Light-field Camera -- Synthetic Image Generation and Point Source Response -- Light-field Camera Design -- Microlens Array -- Embedded-MLA Light-field Camera -- Relayed-MLA Light-field Camera -- Microlens Calibration -- Summary -- References -- 3 Volumetric Calibration for Light-field Camera with Regular and Scheimpflug Lens -- Calibration for Light-field Camera with Regular Lens -- Determination of Plenoptic Disc Feature Diameter and Centre -- Calculation of the Weighting Coefficient -- Simulation Studies -- Calibration Experiment -- Calibration for Light-field Camera with Scheimpflug Lens -- Plenoptic Disk Feature Extraction -- Calibration for Optical Distortions -- Calibration Experiment -- References -- 4 Light-field Particle Image Velocimetry -- Introduction -- Dense Ray Tracing-based MART 3D Reconstruction of Light-field Particle Images -- Reconstructed 3D Particle Elongations -- Reconstruction Quality and Speed -- Reconstruction Accuracy Under Unsteady Flow Conditions -- Experimental Validations -- Comparison with Tomo-PIV -- Synthetic Particle Image Generation and Analysis -- Dual-Camera LF-PIV -- Initial Validation of Dual Camera Principles -- Effects of Particle Density and Separation Angle -- Validations with Simulation and Experiment -- References -- 5 Simultaneous 3D Surface Geometry and Pressure Distribution Measurement -- Introduction -- Pressure Estimation from Central Perspective Images -- 3D Model Geometry Reconstruction from Single Light-field Image
- Application of Light-field PSP to Mach 5 Wind Tunnel Experiment -- References -- 6 Light-field PIV Implementation and Case Studies -- Introduction -- Adverse Pressure-Gradient Turbulent Boundary Layers -- Impinging Jets -- Linear Cascades -- Supersonic Jets -- References -- 7 Future Developments of Light-field-Based Measurements -- Light-field Multi-spectral Radiation Thermometry -- 3D Geometry Measurements -- Droplet and Splash Measurements -- 3D Flame Structure Reconstructions -- 3D Background Oriented Schlieren -- Summary -- References -- List of Formulas