Weizhao Zhang
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View article: Advance in Structural Battery Technology: Integrating Lithium Titanate to Overcome Limitation of Graphite in Carbon Fabric Composite Structural Batteries
Advance in Structural Battery Technology: Integrating Lithium Titanate to Overcome Limitation of Graphite in Carbon Fabric Composite Structural Batteries Open
Structural batteries based on woven carbon fabrics are typically established on lithium ion phosphate (LFP) and graphite. While this method proved viable from the manufacturing perspective, the resulting structural batteries exhibited subo…
View article: Laser powder bed fusion processing of Cu-Invar continuous gradient alloys with controllable thermal-mechanical properties
Laser powder bed fusion processing of Cu-Invar continuous gradient alloys with controllable thermal-mechanical properties Open
The integration of immiscible Cu and FeNi systems poses significant challenges in achieving defect-free interfaces and thermomechanical compatibility due to significant thermal mismatch stress. In this work, we propose a continuous gradien…
View article: Ageing of carbon fibre-reinforced polymers (CFRPs) under hygro-thermal-salt conditions
Ageing of carbon fibre-reinforced polymers (CFRPs) under hygro-thermal-salt conditions Open
We investigated the ageing of carbon fibre-reinforced polymers (CFRPs) subject to hygro-thermal-salt conditions. Firstly, we manufactured a series of uni-directional (UD) CFRP specimens and exposed them to various hygro-thermal-salt condit…
View article: Process-performance integrated modeling to virtually optimize parameters for preforming of multi-layer woven fabric composite prepregs
Process-performance integrated modeling to virtually optimize parameters for preforming of multi-layer woven fabric composite prepregs Open
View article: Carbon Quantum Dot Functionalized Nanofiber‐Based Triboelectric Nanogenerator With Boosted Output and Fluorescence Function
Carbon Quantum Dot Functionalized Nanofiber‐Based Triboelectric Nanogenerator With Boosted Output and Fluorescence Function Open
Advanced nanofibrous materials with excellent performance and functional integration is highly desired for developing emerging wearable electronics. In this work, carbon quantum dots/poly(vinylidene fluoride) (CDs/PVDF) based composite nan…
View article: Modeling‐based characterization for thermal expansion and chemical shrinkage of highly viscous epoxy resin with thermoplastic additives under the curing condition
Modeling‐based characterization for thermal expansion and chemical shrinkage of highly viscous epoxy resin with thermoplastic additives under the curing condition Open
The present investigation introduced an indirect approach to accurately characterize thermal expansion and chemical shrinkage coefficients of the BA9916 resin, which is a thermoset epoxy resin with thermoplastic additives for enhanced impa…
View article: Study on the Partial Paste Backfill Mining Method in a Fully Mechanized Top-Coal Caving Face: Case Study from a Coal Mine, China
Study on the Partial Paste Backfill Mining Method in a Fully Mechanized Top-Coal Caving Face: Case Study from a Coal Mine, China Open
Paste backfill mining is an significant part of green coal mining, which can improve resource utilization and extend the service life of mines. It is important for solving the “three under, one above” mining problem and avoiding industrial…
View article: Experimental characterization and numerical prediction for mechanical aging of epoxy and its carbon fiber‐reinforced composite under hydrothermal conditions
Experimental characterization and numerical prediction for mechanical aging of epoxy and its carbon fiber‐reinforced composite under hydrothermal conditions Open
The Aqueous environment impairs the mechanical performance of carbon fiber‐reinforced polymers (CFRPs) and decreases the durability of engineering structures made of CFRPs primarily by degrading the resin matrix. Hence, the objective of th…
View article: Numerical Simulation of Crack Propagation and Branching Behaviors in Heterogeneous Rock-like Materials
Numerical Simulation of Crack Propagation and Branching Behaviors in Heterogeneous Rock-like Materials Open
The characterization and understanding of crack evolution in non-uniform geological structures are crucial for predicting the mechanical response of rock-like materials or structures under varying loading conditions. In this study, an impr…
View article: Characterizing thermal conductivity of high-toughness resin and its carbon fiber reinforced composite under curing condition
Characterizing thermal conductivity of high-toughness resin and its carbon fiber reinforced composite under curing condition Open
In the present study, heat conductivity of an aircraft-grade BA9916 resin with high-toughness was characterized under the curing condition, so as to support curing modeling for this resin and its carbon fiber composites and avoid timeand l…
View article: Blank geometry design for preforming of woven composites based on numerical modeling
Blank geometry design for preforming of woven composites based on numerical modeling Open
The prepreg compression molding process has received increasing attention from industry due to its cost-effectiveness and ability to produce complex structural shapes, and the design of the initial blank geometry is critical for the effici…
View article: An integrated preforming-performance model for high-fidelity performance analysis of cured woven composite part with non-orthogonal yarn angles
An integrated preforming-performance model for high-fidelity performance analysis of cured woven composite part with non-orthogonal yarn angles Open
Preforming process would change yarn angle and yarn orientation, its influence on the material properties and material orientations needs to be considered in the performance analysis. However, most current performance models fail to accoun…
View article: Developing thermoplastic hybrid titanium composite laminates (HTCLS) at room temperature: Low-velocity impact analyses
Developing thermoplastic hybrid titanium composite laminates (HTCLS) at room temperature: Low-velocity impact analyses Open
View article: Concurrent n-scale modeling for non-orthogonal woven composite
Concurrent n-scale modeling for non-orthogonal woven composite Open
Concurrent analysis of composite materials can provide the interaction among scales for better composite design, analysis, and performance prediction. A data-driven concurrent n-scale modeling theory ($\textrm{FExSCA}^\textrm{n-1}$) is pro…
View article: An Analytical Model for the Tension-Shear Coupling of Woven Fabrics with Different Weave Patterns under Large Shear Deformation
An Analytical Model for the Tension-Shear Coupling of Woven Fabrics with Different Weave Patterns under Large Shear Deformation Open
It is essential to accurately describe the large shear behavior of woven fabrics in the composite preforming process. An analytical model is proposed to describe the shear behavior of fabrics with different weave patterns, in which tension…
View article: Blank geometry design for carbon fiber reinforced plastic (CFRP) preforming using finite element analysis (FEA)
Blank geometry design for carbon fiber reinforced plastic (CFRP) preforming using finite element analysis (FEA) Open
Carbon fiber reinforced plastics (CFRPs) have attracted growing attention from transportation industry because of their superior performance over metal counterparts. The thermoforming process has been invented for mass-production of CFRP p…
View article: Multi-scale modeling of mechanical behavior of cured woven textile composites accounting for the influence of yarn angle variation
Multi-scale modeling of mechanical behavior of cured woven textile composites accounting for the influence of yarn angle variation Open
View article: A numerical Bayesian-calibrated characterization method for multiscale prepreg preforming simulations with tension-shear coupling
A numerical Bayesian-calibrated characterization method for multiscale prepreg preforming simulations with tension-shear coupling Open
View article: Experimental Characterization and Numerical Modeling of the Interaction Between Carbon Fiber Composite Prepregs During a Preforming Process
Experimental Characterization and Numerical Modeling of the Interaction Between Carbon Fiber Composite Prepregs During a Preforming Process Open
Carbon fiber reinforced composites have received growing attention because of their superior performance and high potential for lightweight systems. An economic method to manufacture the parts made of these composites is a sequence of form…
View article: Design and Implementation of Self-tracking 90 Degrees Phase Shift Circuit
Design and Implementation of Self-tracking 90 Degrees Phase Shift Circuit Open
Based on the linear phase shift of Bessel filter and the frequency doubling function of phase-locked loop, the new structure of 90 degrees phase shift circuit is proposed. The input signal is amplified and shaped into digital signal, and t…
View article: Research on Chaos Electromagnetic Mechanism Fusion Algorithm Based on Logistic Mapping
Research on Chaos Electromagnetic Mechanism Fusion Algorithm Based on Logistic Mapping Open
For multi-component, strong nonlinear systems, especially when considering component elasticity and gaps, it is difficult to obtain high-order information such as required gradients through calculations.It will face problems such as fewer …
View article: Multiscale Modeling of Carbon Fiber Reinforced Polymer (CFRP) for Integrated Computational Materials Engineering Process
Multiscale Modeling of Carbon Fiber Reinforced Polymer (CFRP) for Integrated Computational Materials Engineering Process Open
In this work, a multiscale modeling framework for CFRP is introduced to study hierarchical structure of CFRP. Four distinct scales are defined: nanoscale, microscale, mesoscale, and macroscale. Information at lower scales can be passed to …
View article: Experimental Characterization of the Interaction Between Carbon Fiber Composite Prepregs During the Preforming Process
Experimental Characterization of the Interaction Between Carbon Fiber Composite Prepregs During the Preforming Process Open
Carbon fiber composites have received growing attention because of their high performance. One economic method to manufacturing the composite parts is the sequence of forming followed by the compression molding process. In this sequence, t…
View article: A non-orthogonal material model of woven composites in the preforming process
A non-orthogonal material model of woven composites in the preforming process Open
View article: Experimental methods to characterize the woven composite prepreg behavior during the preforming process
Experimental methods to characterize the woven composite prepreg behavior during the preforming process Open
This paper reports several characterization methods of the properties of the uncured woven prepreg during the preforming process. The uniaxial tension, bias-extension, and bending tests are conducted to measure the in-plane properties of t…
View article: An integrated computational materials engineering method for woven carbon fiber composites preforming process
An integrated computational materials engineering method for woven carbon fiber composites preforming process Open
An integrated computational materials engineering method is proposed in this paper for analyzing the design and preforming process of woven carbon fiber composites. The goal is to reduce the cost and time needed for the mass production of …