15 Result(s)
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Article
Preparation of aluminum-tin alloy by electrodeposition in low-temperature molten salt system
AlCl3-NaCl-KCl low-temperature molten salt system with anhydrous SnCl2 was used to study the preparation of Al-Sn alloy by electrodeposition. The morphology and composition of the alloy were analyzed by scanning ...
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Article
A discharging internal resistance dynamic model of lithium-ion batteries based on multiple influencing factors
Direct current internal resistance (DCR) is a key indicator for assessing the health status of batteries, and it is of significant importance in practical applications for power estimation and battery thermal ...
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Article
Variation of humic carbon and microbial communities in bauxite residue following co-application of straw and phosphogypsum
Humification is one of the critical processes in the ecological restoration of bauxite residue deposit areas. Straw addition is widely used strategy to increase organic carbon in bauxite residue. However, the ...
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Article
Gradient descent based restoration method of track irregularity in asymmetric chord reference method
This paper proposes a gradient descent based restoration method of track irregularity. Based on the theory of asymmetric chord-reference method (CRM), the restoration of track irregularity is described as an o...
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Article
Damage characteristics of thermally treated granite under uniaxial compression: Insights from active and passive ultrasonic techniques
To explore the effects of thermal treatment on cracking processes in granite, granite samples were thermally treated at 25–400 °C and then loaded under uniaxial compression. Active ultrasonic testing and passi...
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Article
Analysis model for deformation mechanism of strip foundation of building: Considering shear effect of down-crossing tunnel under excavation
When the tunnel underpasses through the building, it will cause deformation and even damage to the buildings above, and the deformation of building foundation is the key to building safety. Based on the engine...
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Article
Parameters estimate of recurrent quantum stochastic filter for time variant frequency periodic signals
Designing optimal time and spatial difference step size is the key technology for quantum-random filtering (QSF) to realize time-varying frequency periodic signal filtering. In this paper, it was proposed to u...
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Article
Effect of pum** chamber on performance of non-overload centrifugal pump
In order to specify the characteristics of un-overloaded centrifugal pumps, the IH100-65-200 pump was chosen as the model pump. Different calculation models for centrifugal pumps were established under differe...
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Article
Bending analysis and control of rolled plate during snake hot rolling
In order to study the bending behavior of aluminum alloy 7050 thick plate during snake hot rolling, several coupled thermo-mechanical finite element (FE) models were established. Effects of different initial t...
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Article
Effect of Si Content and Temperature on Oxidation Resistance of Fe-Si Alloys
Hot-rolled Fe-(0.75–2.20)Si (mass%) alloys were oxidized in dry air at 600–1200 °C. The oxidation process was carried out by thermal gravimetric analysis (TGA). At 600–1150 °C, oxidation gain curves were appro...
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Article
Risk evaluation of rock burst through theory of static and dynamic stresses superposition
Rock burst is one of the most catastrophic dynamic hazards in coal mining. A static and dynamic stresses superposition-based (SDSS-based) risk evaluation method of rock burst was proposed to pre-evaluate rock ...
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Article
Analysis of nonlinear settlement for an unsaturated soil under stage continuous loading
A new approach was proposed to describe settlement behavior of an unsaturated soil with subgrade filling for high-speed railway. Firstly, based on Terzaghi consolidation theory, equations considering the varia...
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Article
Simulation calculation of solubility of insoluble compound M m A a in complex system
A simulation calculation model for the solubility of insoluble compound M m A a in complex system was established. According to coordination eq...
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Article
Long term behavior of self-compacting reinforced concrete beams
Tests were carried out on 8 self-compacting reinforced concrete(SCC) beams and 4 normal reinforced concrete beams. The effects of mode of consolidation, load level, reinforcing ratio and structural type on lon...
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Article
Effects of extra-cellular polymeric substances on organic pollutants biodegradation kinetics for A-step of adsorption-biodegradation process
The features of organic pollutants degradation mainly characterized by bio-flocculation for step-A of adsorption-biodegredation (AB) process were studied. By investigating the relationship of extracellular pol...
