American Journal of Advanced Multidisciplinary Innovation and Research

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Lightweight Composite Innovation for Sustainable Mobility Applications

Author(s) Dr. Thomas Becker
Country United States
Abstract Lightweight composite materials are increasingly important in the transition toward sustainable mobility because vehicle mass directly influences energy demand, structural efficiency, payload capability, driving range, and the amount of material required to deliver mobility functions. The environmental value of lightweighting, however, cannot be determined from mass reduction alone. High-performance composites may reduce operational energy consumption while simultaneously increasing environmental burdens during raw-material production, manufacturing, repair, or end-of-life treatment. This study develops an integrated framework for evaluating lightweight composite innovation across automotive and electric-mobility applications.
Because no experimental materials dataset or vehicle-level field data were supplied, the quantitative component is explicitly structured as a simulation-based methodological study. Four hypothetical material strategies are evaluated: conventional metal-dominant construction, glass-fiber-reinforced polymer hybrid lightweighting, recycled or bio-based composite construction, and an integrated circular hybrid composite system. Five performance dimensions are considered: mass efficiency, structural performance, manufacturing feasibility, life-cycle sustainability, and circularity. The simulated Composite Sustainable Mobility Score increases from 55 for the conventional material architecture to 70 for the glass-fiber hybrid, 82 for the recycled or bio-composite strategy, and 91 for the integrated circular hybrid system.
The analysis suggests that the strongest mobility solution does not emerge from maximizing weight reduction independently. Instead, sustainable lightweighting requires simultaneous optimization of specific mechanical performance, manufacturability, durability, cost, material origin, repairability, recycling, and vehicle-level energy benefits. The study proposes a Sustainable Lightweight Composite Decision Framework suitable for future validation through mechanical testing, finite-element analysis, vehicle-energy simulation, life-cycle assessment, cost analysis, and recycling experiments. The findings emphasize the transition from lightweight materials toward lightweight circular material systems.
Keywords lightweight composites; sustainable mobility; electric vehicles; automotive composites; natural-fiber composites; recycled carbon fiber; thermoplastic composites; life-cycle assessment; circular materials; vehicle lightweighting
Field Engineering
Published In Volume 2, Issue 1, January-February 2021
Published On 2021-02-15
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