Flow visualization [[electronic resource] ] : techniques and examples / / editors, A.J. Smits, T.T. Lim

• Record Nr.: UNINA9910779690603321
• Pubbl/distr/stampa: London, : Imperial College Press, c2012
• ISBN: 1-299-46211-1; 1-84816-792-X
• Edizione: [2nd ed.]
• Descrizione fisica: 1 online resource
• Altri autori (Persone): SmitsAlexander J; LimT. T
• Disciplina: 681.28
• Soggetti: Flow visualization; Fluid dynamics
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: Previous ed.: London: Imperial College Press, 2000.
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: 1. Interpretation Of Flow Visualization -- 1.1. Introduction -- 1.2. Critical Points in Flow Patterns -- 1.3. Relationship between Streamlines, Pathlines, and Streaklines -- 1.4. Sectional Streamlines -- 1.5. Bifurcation Lines -- 1.6. Interpretation of Unsteady Flow Patterns with the Aid of Streaklines and Streamlines -- 1.7. Concluding Remarks -- 1.8. References -- 2. Hydrogen Bubble Visualization -- 2.1. Introduction -- 2.2. Hydrogen Bubble Generation System -- 2.2.1. Safety -- 2.3. Bubble Probes -- 2.4. Lighting -- 2.5. Unique Applications -- 2.6. References -- 3. Dye And Smoke Visualization -- 3.1. Introduction -- 3.2. Flow Visualization in Water -- 3.2.1. Conventional dye -- 3.2.2. Laundry brightener -- 3.2.3. Milk -- 3.2.4. Fluorescent dye -- 3.2.5. Methods of dye injection -- 3.2.6. Rheoscopic fluid -- 3.2.7. Electrolytic precipitation -- 3.3. Flow Visualization in Air -- 3.3.1. Smoke tunnel -- 3.3.2. Smoke generator -- 3.3.3. Smoke-wire technique -- 3.3.4. Titanium tetrachloride -- 3.4. Photographic Equipment and Techniques -- 3.4.1. Lighting -- 3.4.2. Camera -- 3.4.3. Lens -- 3.4.4. Film -- 3.5. Cautionary Notes -- 3.6. References -- 4. Molecular Tagging Velocimetry And Thermometry -- 4.1. Introduction -- 4.2. Properties of Photo-Sensitive Tracers -- 4.2.1. Photochromic dyes -- 4.2.2. Phosphorescent supramolecules -- 4.2.3. Caged dyes -- 4.3. Examples of Molecular Tagging ; Measurements -- 4.3.1. Phosphorescent supramolecules -- 4.3.2. Caged dye tracers -- 4.4. Image Processing and Experimental Accuracy -- 4.4.1. Line processing techniques -- 4.4.2. Grid processing techniques -- 4.4.3. Ray tracing -- 4.4.4. Molecular tagging thermometry -- 4.5. References -- 5. Planar Imaging Of Gas Phase Flows -- 5.1. Introduction -- 5.2. Planar Laser-Induced Fluorescence -- 5.2.1. Velocity tracking by laser-induced fluorescence -- 5.3. Rayleigh Imaging from Molecules and Particles -- 5.4. Filtered Rayleigh Scattering -- 5.5. Planar Doppler Velocimetry -- 5.6. Summary -- 5.7. References -- 6. Digital Particle Image Velocimetry -- 6.1. Quantitative Flow Visualization -- 6.2. DPIV Experimental Setup -- 6.3. Particle Image Velocimetry: A Visual Presentation -- 6.4. Image Correlation -- 6.4.1. Peak finding -- 6.4.2. Computational implementation in frequency space -- 6.5. Video Imaging -- 6.6. Post Processing -- 6.6.1. Outlier removal -- 6.6.2. Differentiable flow properties -- 6.6.3. Integrable flow properties -- 6.7. Sources of Error -- 6.7.1. Uncertainty due to particle image density -- 6.7.2. Uncertainty due to velocity gradients within the interrogation windows -- 6.7.3. Uncertainty due to different particle size imaging -- 6.7.4. Effects of using different sizes of interrogation windows -- 6.7.5. Mean-bias error removal -- 6.8. DPIV Applications -- 6.8.1. Investigation of vortex ring formation -- 6.8.2. novel application for force prediction DPIV -- 6.8.3. DPIV and a CFD counterpart: Common ground -- 6.9. Conclusion -- 6.10. References -- 7. Surface Temperature Sensing With Thermochromic Liquid Crystals -- 7.1. Introduction -- 7.1.1. Properties of liquid crystals -- 7.1.2. Temperature calibration techniques -- 7.1.3. Convective heat transfer coefficient measurement techniques -- 7.2. Implementation -- 7.2.1. Sensing sheet preparation -- 7.2.2. Test surface illumination -- 7.2.3. Image capture and reduction -- 7.2.4. Calibration and measurement uncertainty -- 7.3. Examples -- 7.3.1. Turbine cascade -- 7.3.2. Turbulent spot and boundary layer -- 7.3.3. Turbulent juncture flow -- 7.3.4. Particle image thermography -- 7.4. References