20 Result(s)
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Article
Heat transfer analysis and experimental study of unequal diameter twin-roll casting process for fabricating Cu/Al clad strips
Unequal diameter twin-roll casting (UDTRC) can improve the formability, surface conditions, and production efficiency during the fabrication of clad strips. Using Fluent software, a numerical simulation is use...
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Article
Application of SVM and PCA-CS algorithms for prediction of strip crown in hot strip rolling
To make up the poor quality defects of traditional control methods and meet the growing requirements of accuracy for strip crown, an optimized model based on support vector machine (SVM) is put forward firstly...
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Article
Open-circuit fault diagnosis and fault tolerance for shunt active power filter
The open-circuit fault of the power switches in shunt active power filter (SAPF) would exacerbate the harmonic pollution of power grid, and degrade the reliability of the devices and system. A fault diagnosis ...
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Article
A novel explosion-proof walking system: Twin dual-motor drive tracked units for coal mine rescue robots
A new explosion-proof walking system was designed for the coal mine rescue robot (CMRR) by optimizing the mechanical structure and control algorithm. The mechanical structure innovation lies mainly in the dual...
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Article
Insights in active pulsing air separation technology for coarse coal slime by DEM-CFD approach
To research a novel technology for dry coarse coal slime beneficiation and extend its application, active pulsing air separation technology was investigated by DEM-CFD coupling simulation approach. The results...
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Article
Multi-rate tracking controller analysis and design for target tracking systems
As the sampling rates of the inner loop and the outer loop of the target tracking control system are different, a typical digital multi-rate control system was formed. If the traditional single-rate design met...
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Article
Characteristics of copper removal and ion release during copper biosorption by Stenotrophomonas maltophilia in presence of benzo[a]pyrene
The ability of Stenotrophomonas maltophilia was demonstrated to selectively remove Cu2+ from Cu(NO3)2 solution under the circumstance that 1 mg/L benzo[a]pyrene (BaP) was either present or not. The removal ratios...
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Article
Robust tracking control for micro machine tools with load uncertainties
The quality of the micro-mechanical machining outcome depends significantly on the tracking performance of the miniaturized linear motor drive precision stage. The tracking behavior of a direct drive design is...
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Article
Preparation and electrochemical properties of Co3O4/graphite composites as anodes of lithium ion batteries
Co3O4/graphite composites were synthesized by precipitation of cobalt oxalate on the surface of graphite and pyrolysis of the precipitate, and the effects of graphite content and calcination temperature on the el...
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Article
Overcharge performance of LiMn2O4/graphite battery with large capacity
The LiMn2O4/graphite battery was fabricated and its 3 C/10 V overcharge performance was studied. Spinel LiMn2O4 was synthesized by solid-state method and 325680-type size full battery was fabricated. The structur...
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Article
Thermodynamic reassessment of Ga-Hg and Mg-Hg systems
The Ga-Hg binary system was thermodynamically assessed by the CALPHAD method, but only configuration contributions were considered to the entropy of the liquid. The Mg-Hg binary system has not been assessed ye...
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Article
Comparison of capacitive behavior of activated carbons with different pore structures in aqueous and nonaqueous systems
The pore structures of two activated carbons from sawdust with KOH activation and coconut-shell with steam activation for supercapacitor were analyzed by N2 adsorption method. The electrochemical properties of bo...
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Article
Determination of isothermal section of Ag-Ti-Zr ternary system at 1 023 K
The isothermal section of Ag-Ti-Zr ternary system at 1023 K was determined by diffusion triple and electron probe microanalysis. The results indicate that four binary intermetallic phases of AgTi, AgTi2, AgZr and...
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Article
Optimizing pyrolysis of resin carbon for anode of lithium ion batteries
Pyrolytic resin carbon anode for lithoum ion batteries was prepared from thermosetting phenolic resin. Pyrolysis of the primary phenolic resin and the dewatered one was studied by thermal gravimetric analysis....
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Article
Effects of current density on preparation of grainy electrolytic manganese dioxide
Grainy electrolytic manganese dioxide was prepared by electrodeposition in a 0.9 mol/L MnSO4 and 2.5 mol/L H2SO4 solution. The structure, particle size and appearance of the grainy electrolytic manganese dioxide ...
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Article
Characteristics of LiCoO2, LiMn2O4 and LiNi0.45Co0.1Mn0.45O2 as cathodes of lithium ion batteries
LiNi0.45Co0.10Mn0.45O2 was synthesized from Li2CO3 and a triple oxide of nickel, cobalt and manganese at 950 °C in air. The structures and characteristics of LiNi0.45Co0.10Mn0.45O2, LiCoO2 and LiMn2O4 were invest...
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Article
Mild oxidation treatment of graphite anode for Li-ion batteries
The graphite was modified by mild oxidation, and the effects of modification temperature and soaking time on the characteristics of graphite were investigated. The structure and characteristics of the graphite...
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Article
Synthesis and characterization of high-voltage cathode material LiNi0.5Mn1.5O4 by one-step solid-state reaction
LiNi0.5Mn1.5O4 was prepared under various conditions by one-step solid-state reaction in air and its properties were investigated by X-ray diffractormetry (XRD), scanning electron microscopy (SEM) and electrochem...
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Article
Optimal design method for force in vibration control of multi-body system with quick startup and brake
A kind of active vibration control method was presented through optimal design of driving load of multibody system with quick startup and brake. Dynamical equation of multi-body system with quick startup and b...
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Article
Thermodynamic assessment of Au-Zr system
Au-Zr binary system was reassessed by using the calculation phase diagram (CALPHAD) technique based on experimental thermodynamic data and newly reported phase diagrams. The excess Gibbs energies of the three ...
