Aspect-ratio dependence of the Nusselt number and boundary layer properties in Rayleigh-Bénard turbulent convection. ; 瑞利-柏納德湍流對流中Nusselt與縱橫比的關係以及邊界層性質的研究 ; Ruili-Bonade tuan liu dui liu zhong Nusselt yu zong heng bi de guan xi yi ji bian jie ceng xing zhi de yan jiu

Cheung Yin Har = 瑞利-柏納德湍流對流中Nusselt與縱橫比的關係以及邊界層性質的研究 / 張燕霞. ; Thesis submitted in: October 2004. ; Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. ; Includes bibliographical references (leaves 115-119). ; Text in English; abstracts in English and Chinese. ; Cheung Yin Har = Ruili-Bonade tuan liu dui liu zhong Nusselt yu zong heng bi de guan xi yi ji bian jie ceng xing zhi de yan jiu / Zhang Yanxia. ; Abstract --- p.i ; 摘要 --- p.iii ; Acknowledgments --- p.iv ; Contents --- p.v ; List of Figures --- p.vii ; List of Tables --- p.x ; Chapter Chapter 1 --- Introduction --- p.1 ; Chapter 1.1 --- Background of turbulence --- p.1 ; Chapter 1.2 --- Rayleigh-Benard convection --- p.3 ; Chapter 1.3 --- Theoretical background --- p.4 ; Chapter 1.3.1 --- The convection equations --- p.4 ; Chapter 1.3.2 --- Characteristic parameters --- p.6 ; Chapter 1.3.3 --- Reynolds equations --- p.8 ; Chapter 1.4 --- Recent developments --- p.10 ; Chapter 1.4.1 --- Heat transport --- p.10 ; Chapter 1.4.2 --- Large scale flow and thermal plumes --- p.11 ; Chapter 1.4.3 --- Boundary layers --- p.12 ; Chapter 1.5 --- Motivation --- p.14 ; Chapter 1.5.1 --- Nusselt measurements --- p.14 ; Chapter 1.5.2 --- Boundary layer properties measurements --- p.14 ; Chapter 1.6 --- Synopsis of this thesis --- p.15 ; Chapter Chapter 2 --- Experimental setup and measurement techniques --- p.17 ; Chapter 2.1 --- The turbulent convection system --- p.17 ; Chapter 2.1.1 --- The convection cells --- p.18 ; Chapter 2.1.2 --- The temperature probe --- p.21 ; Chapter 2.1.3 --- The thermistors --- p.23 ; Chapter 2.2 --- Particle Image Velocimetry (PIV) --- p.25 ; Chapter 2.2.1 --- Image capture system --- p.27 ; Chapter 2.2.2 --- Image analysis system --- p.36 ; Chapter Chapter 3 --- Aspect ratio dependence of heat transport and the flow field --- p.39 ; Chapter 3.1 --- Motivation for this experiment --- p.39 ; Chapter 3.2 --- Heat transfer efficiency measurements --- p.40 ; Chapter 3.3 --- Heat correction --- p.44 ; Chapter 3.3.1 --- Temperature ...