نتایج جستجو برای: clogging

تعداد نتایج: 1525  

2013
M. Sree Lakshmi B. Lalitha

The goal of this research paper is to obtain the performance analysis for a unicast session with coding awareness by Binary Spray-and-Wait routing. General settings considered for the distribution of the information rate between nodes, the buffer size, and therefore the multiple transmission channels clogging for network resources. Because of mean-field estimates, fluid models are derived to fo...

Journal: :Lab on a chip 2011
Simon Kuhn Timothy Noël Lei Gu Patrick L Heider Klavs F Jensen

We present a general inexpensive method for realizing a Teflon stack microreactor with an integrated piezoelectric actuator for conducting chemical synthesis with solid products. The microreactors are demonstrated with palladium-catalyzed C-N cross-coupling reactions, which are prone to clogging microchannels by forming insoluble salts as by-products. Investigations of the ultrasonic waveform a...

Journal: :Physicochemical Problems of Mineral Processing 2023

Clogging problem has become one of the key problems restricting mining efficiency in-situ leaching uranium, and related research on law mechanism physical clogging not been reported. In order to identify understand complicated mechanism, experimental device is established simulate caused by suspended particles in uranium process, under different concentrations velocity flow are studied. The res...

2016
Shuying Wang

Role of Soil Plasticity in Evaluating Clay Conditioning for EPB Tunnelling Soil clogging occurred at the early construction stage of Nanchang Metro Line 1, China, when an earth balance pressure (EPB) shield passed through the argillaceous siltstone with a total content of clay minerals of 40.5%. To avoid the reappearance of soil clogging at the later stage, a new scheme was proposed to determin...

2004
Guillermo H. Goldsztein Juan C. Santamarina

Fluids with particles in suspension can be extracted through an orifice until particles bridge across the opening and clog it. We derive and study a mathematical model to predict the volume of fluid that can be extracted before clogging. Numerical simulations and closed-form upper and lower bound solutions show the dependency of the expected extracted volume on the volume fraction of particles ...

Journal: :EPJ Web of Conferences 2017

Journal: :THE JOURNAL OF THE JAPANESE ASSOCIATION OF GROUNDWATER HYDROLOGY 1972

Journal: :Physical Review Letters 2000

Journal: :Science Translational Medicine 2014

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