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Crashworthiness design of bionic-shell thin-walled tube under axial impact
Bionic structures have been widely utilized in the crashworthiness design of thin-walled structures due to their superior energy absorption...
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Crashworthiness study of a novel radial gradient multicell tube
Inspired by hierarchical and gradient structures, a novel radial gradient multicell tube (NRGMT) is proposed, and the finite element model of the...
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A crashworthiness optimization method of subway underframe structures based on the differential evolution of the weighted graph representation
The crashworthiness optimization of the subway end structure is essentially a topology–shape–size collaborative optimization problem of a composite...
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Crashworthiness analysis and multi-objective optimization of a novel metal/CFRP hybrid friction structures
This paper introduces a new hybrid friction energy-absorbing structures (HFEAS), which is consisting of a bearing bush, an anti-creeper device, a...
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Multi-objective optimization of foam-filled tubes to enhance the crashworthiness characteristics under impact loading
The study presents an understanding of the tube crushing behaviour modified with multiple geometrical configurations. Along with the foam-filling...
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Crashworthiness of bamboo-inspired circular tubes used for the energy absorber of rail vehicles
A new type of thin-walled circular tubes (CTs), which is inspired by the bamboo with highly-efficient energy absorption (EA) capability, was proposed...
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Data-driven models for crashworthiness optimisation: intrusive and non-intrusive model order reduction techniques
To enable multi-query analyses, such as optimisations of large-scale crashworthiness problems, a numerically efficient model is crucial for the...
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Review of Crashworthiness Studies on Cellular Structures
The application of lightweight structures with excellent energy absorption performance is crucial for enhancing vehicle safety and energy efficiency....
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Crashworthiness optimization of thin-walled tube structures with tailor-welded blank using targeting force–displacement method
Tailor-welded blank (TWB), one of the representative technologies in the modern manufacturing process, has the vast applied foreground in energy...
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A hierarchical kriging approach for multi-fidelity optimization of automotive crashworthiness problems
Multi-fidelity optimization schemes enriching expensive high-fidelity functions with cheap-to-evaluate low-fidelity functions have gained popularity...
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Bending crashworthiness of elliptical tubes with different aspect ratio and stiffeners
Lateral car collisions are common scenarios that represent one of the top causes of passenger’s fatalities and injuries. For this purpose, the...
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Crashworthiness analysis of empty and foam-filled circular tubes with functionally graded thickness
Thin-wall structures, particularly thin-walled tubes, play a critical role in load-bearing structures. Enhancing their ability to withstand crushing...
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Effect of end-clam** constraints on bending crashworthiness of square profiles
The bending crashworthiness performance of thin-walled structures is affected by several factors such as the end-clam** constraints. The...
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A radial-basis function mesh morphing and Bayesian optimization framework for vehicle crashworthiness design
The vehicular structural system design is critical to protect passengers from fatal injuries in inevitable accidents. Traditional optimization...
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Crashworthiness-based multi-objective integrated optimization of electric vehicle chassis frame
Chassis frame of electric vehicle contains several thin-walled tube structures that can provide an important component for installing the power unit...
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Optimal crashworthiness design of vehicle S-frame using macro-element method and evolutionary algorithm
The paper presents the crashworthiness optimization of a thin-walled frame applied as energy-absorbing element in a car structure. Crushing...
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Crashworthiness Characteristics and Structural Optimization of Electric Vehicles’ Side Pole Impact
This article analyzes the characteristics of the side pole impact of electric vehicles compared to fuel vehicles. Electric vehicles not only need to...
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Crashworthiness design of cross-sections with the Graph and Heuristic based Topology Optimization incorporating competing designs
This contribution presents a method for finding cross-section designs of crashworthiness profiles. The method combines mathematical optimization...
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Analytical modeling and collaborative optimization of the dynamic responses for barrier-vehicle-occupant system considering crashworthiness and compatibility
This paper studies the modeling method and collaborative optimization of the dynamic responses for barrier-vehicle-occupant (BVO) system in...
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Equivalent Stiffness Modeling Method of a Battery System for Evaluating Vehicle Rear-End Collision Performance
The battery system of a vehicle is critical for its good operation, and in the event of vehicle collision, damage to the parts or displacement of the...