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Article
Open AccessInterleaved step-down converter with capacitor-diode voltage splitter and minimum switches for low current ripple and extra-low voltage ratio
This paper proposes an interleaved step-down converter (ISDC) with a capacitor-diode voltage splitter. Even though the ISDC only utilizes two active switches, it can significantly step down a high input voltag...
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Article
Investigation of Properties of Air-Quenched Steel Slag as Sandblasting Abrasive
In order to effectively improve the environmental problems caused by steel slag stacking, the air-quenching process of molten steel slag was carried out, and the properties of the air-quenched steel slag (AQSS...
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Article
The Interfacial Behavior Between Coke and Liquid Iron: A Comparative Study on the Influence of Coke Pore, Carbon Structure and Ash
Identifying key factors governing the dissolution rate of metallurgical coke into liquid iron is important for sustainable developments of blast furnace iron-making. This study investigated the metallurgical c...
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Article
Dissolution Behaviors of Various Carbonaceous Materials in Liquid Iron: Interaction Between Graphite and Iron
The dissolution behaviors of carbon into iron and the interface characteristics were observed by a high-speed CCD camera and a scanning electronic microscope with energy disperse spectroscopy. Samples were obt...
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Article
Process Optimization of Seed Precipitation Tank with Multiple Impellers Using Computational Fluid Dynamics
The complex fluid flow in a large-scale tank stirred with multiple Ekato Intermig impellers used in the seed precipitation process was numerically analyzed by the computational fluid dynamics method. The flow ...
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Article
Computational Fluid Dynamics (CFD) Simulations on Multiphase Flow in Mechanically Agitated Seed Precipitation Tank
The large-scale mechanically agitated tank has been widely used in the decomposition process of sodium aluminate solution in the alumina industry. The mixing process in three types of seed precipitation tanks ...