Research on safety risk assessment of polyimide foam production line based on AHP-FCE method
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Polyimide foam, as a high-performance sandwich composite material, is widely used in high-tech manufacturing industries such as aviation and aerospace. Nevertheless, its production process involves numerous hazardous chemicals and sophisticated machinery, which is extremely hazardous to the system itself. Today, the overall assessment tools for multidimensional safety risks on the production line are unsatisfactory. To address this, this paper developed a safety risk assessment system comprising five dimensions: equipment, materials, personnel, environment, and management. The study applied the Analytic Hierarchy Process (AHP) to calculate indicator weights and the Fuzzy Comprehensive Evaluation Method (FCE) to assess safety risk in a polyimide foam line. The results show that the overall risk level of this production line is Relatively High, and the main sources of risk are equipment factors and process-material factors. Simultaneously, personnel and safety management factors should also be considered. Based on the evaluation findings, specific risk control measures are offered, with both theoretical background and methodological underpinning for the safety design and operational management of polyimide foam production lines.
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