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and numerical analysis of quasi-static bubble size and shape characteristics at detachment[J]. International Journal of Heat and Mass Transfer, 2013, 64(3): 53-69. [14] AMIRNIA S, DE BRUYN J R... and rising behavior of single bubble in stagnant water YAN Hongjie1, ZHAO Guojian1, LIU Liu1, DUAN Junhao2 (1. School of Energy Science and Engineering, Central South University, Changsha 410083, China; 2......
> Abstract: The aggregating behavior between bubbles and particles induced by high intensity conditioning (HIC) was studied using high speed CCD technique. Bubble size measurement... environment for the formation of small size bubble due to hydrodynamic cavitations, and these fine bubbles have high probability of bubble-particle collision, which will enhance fine particle......
of reagent-addition amount based on PDF model of bubble size in copper roughing flotation process TANG Zhaohui, WANG Wei, LIU Jinping, GUI Weihua, YANG Chunhua (School of Information Science... function (PDF) of bubble size. In this method, the PDF model of bubble size was established. Taking the flotation bubble size distribution as the control objective, the generalized predictive control......
are analyzed by the aspect ratio. The bubble size at the detachment is quantified by the maximum caliper distance and the bubble equivalent diameter. Considering the dependence on the opening ratio, different... that the proposed prediction model can accurately predict the bubble detachment size under the condition of multi-hole nozzles. Key words: bottom blowing; bubble growth; nozzle geometry; non-spherical......
Trans. Nonferrous Met. Soc. China 24(2014) 2964-2968 Evaluation of effect of viscosity changes on bubble size in a mechanical flotation cell Wei ZHANG1,2 1. Mining & Mineral Resources Division..., Canada Received 9 September 2013; accepted 20 January 2014 Abstract: In operating flotation plants, the viscosity of the pulp can vary significantly. Consequently, the resulting impact on bubble size......
章编号:1672-7207(2018)06-1541-07 Bubble size distribution in bottom blowing process based on image processing technology CHEN Rijian, YAN Hongjie, LIU Liu, XIAO Junbing, SONG Yanpo (School of Energy Science and Engineering, Central South University, Changsha 410083, China) Abstract: In order to obtain the bubble size distribution in bottom blowing process, the bubble size in water was extracted......
基于Bubble函数多分辨断层检测 刘天放1,谢桂生2,周谨1,石玉梅1 (1.中国矿业大学,资源与环境科学学院,江苏,徐州,221008;2.西南石油学院,四川,南充,637001) 摘要:基于Bubble函数构造小波基,用Mallat塔式快速算法对地震信号进行二维多分辨分析,并利用局部极值理论提取,检测反射同相轴及断层,理论和计算结果均表明,该方法能够检测出不同尺度下的地震信号突变特征,且具有一定的抑制噪声能力. 关键词:Bubble函数; 多尺度分析; 突变; 断层检测; [全文内容正在添加中] ......
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in the liquid Al/solid Ni interconnection. The individual bubble mainly grows in a stochastic way during heating. The size distribution for groups of bubbles follows a Gaussian distribution in the early stage...In-situ study on hydrogen bubble evolution in the liquid Al/solid Ni interconnection by synchrotron radiation X-ray radiographyZongye Ding,Qiaodan Hu,Wenquan Lu,Xuan Ge,Sheng Cao,Siyu Sun,Tianxing......
present, and in particular, the interactions between solids, frother and gas on the gas dispersion parameters. The results show that in the pulp zone there is no effect of solids on bubble size and gas... coalescence, and many be attributed to the water reattachment.Key words:flotation; frothers; bubble size; coalescence; gas holdup; hydrophobicity......