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In Situ Characterization of Competitive (De)Lithiation in Silicon/Graphite Composite Electrodes via Electrode Curvature Measurement Open
In silicon/graphite (Si/Gr) composite electrodes for lithium‐ion batteries, which have recently garnered significant attention, the competitive (de)lithiation between Si and Gr is recognized as crucial for understanding the internal electr…
In-situ studies of rust layer formed on OCTG N80 steels alloyed with rare earth elements Open
In this study, the effect of rare earth (RE) alloying on the rust formed on N80 steels was investigated with in-situ micro-Raman spectroscopy and optical microscopy. Under potentiostatic tests at potentials representing accelerated conditi…
Revealing the Quantitative Connection between Electrode-level Cracks and Capacity Fading of Silicon Electrodes in Lithium-ion Battery Open
For the coupling problems of lithium-ion batteries, a key issue at hand is that it is still unclear which mechanical failures can cause degradation and how, which is particularly salient at the electrode level. In this work, the correlatio…
Influence of the corner radii on the flow characteristics of three square-like cylinders in an equilateral-triangular arrangement using IB-LBM Open
A two-dimensional momentum exchange-based immersed boundary–lattice Boltzmann method (IB-LBM) is used to scrutinize the influence of the corner radii on the characteristics of laminar flow around square-like cylinders arranged in an equila…
Analysis and Experimental of Seeding Process of Pneumatic Split Seeder for Cotton Open
In order to study the working mechanism and sowing effect of seed delivery pipes and their associated cavity seeders, the factors affecting the sowing test were first derived through pressure loss theory and force analysis of cotton seed p…
Improved Strength and Heat Distortion Temperature of Emi-Aromatic Polyamide 10T-co-1012 (PA10T/1012)/GO Composites via In Situ Polymerization Open
In this paper, an effective method for preparing poly (p-phenylene terephthalamide) -co- poly (dodecanedioyl) decylamine (PA10T/1012)/graphene oxide (GO) composites by pre-dispersion and one-step in situ polymerization was proposed for the…
Modulus Estimation of Composites with High Porosity, High Particle Volume Fraction, and Particle Eigenstrain: Application to the LIB Active Layer with a Bridged-Particle Mesostructure Open
Due to the complex mesostructure and components of composite active layers in lithium-ion battery (LIB) electrodes, coupled with the concentration-dependent material properties and eigenstrains, efficiently estimating the effective modulus…
Research on Intelligent Control Method for Radial Spinning Pressure Balance of Three-roller Spinning Open
Aiming at the imbalance of radial force in the traditional spinning process, an intelligent control method for radial spinning pressure balance of three-roller spinning machine is proposed. Firstly, an indirect measurement method of spinni…
FBG-Based Online Learning and 3-D Shape Control of Unmodeled Continuum and Soft Robots in Unstructured Environments Open
In this paper, we present a novel and generic data-driven method to servo-control the 3-D shape of continuum and soft robots embedded with fiber Bragg grating (FBG) sensors. Developments of 3-D shape perception and control technologies are…
Simulation and Experimental Study of a Split High-Speed Precision Seeding System Open
According to the agronomic requirements of cotton precision seeding, the researchers designed a split seeding system to achieve high-speed precision seeding on the membrane. The 3D models used in the simulation process were created using S…
View article: Finite Element Analysis and Forming Test of Roll Forging of Thin - wall Inner and Outer Gear Cup
Finite Element Analysis and Forming Test of Roll Forging of Thin - wall Inner and Outer Gear Cup Open
In this paper, a new forming process method for cup-shaped parts with internal and external teeth structure is proposed, and the forming principle is expounded. The forming characteristics of cup-shaped parts with internal and external tee…
Study on Counter-Roller Spinning Technology of Large Diameter Aluminum Alloy Cylindrical Parts Open
Counter-roller spinning is an optimal process for forming large diameter cylindrical parts. In this paper, the finite element model of large diameter aluminum alloy cylindrical parts Counter-roller spinning is established, the regularities…
Optimization design of spinning process of titanium alloy cylinder based on numerical simulation technology Open
Power spinning is a very complicated plastic forming process, and its processing quality involves many and complicated process parameters. The simufact.forming software is used to simulate the power spinning of the titanium alloy cylindric…
Finite element analysis and experimental research on multi-wheel planetary intermittent type spinning mechanism for internally-externally toothed parts with thin-wall cup-shaped Open
In this paper, a multi-wheel planetary intermittent type spinning process was investigated through finite element analysis(FEA) and process experiment. The spinning deformation mechanism of cup-shaped internally-externally toothed parts wa…
A research of spinning machine: Effect of different structures of feed system on the static and dynamic characteristics Open
The ball screw and linear guide are important transmission components of a feed system, and their structure directly influences the static and dynamic characteristics of a machine tool. This study used finite element analysis to analyze th…