一种淀粉水凝胶微观结构逆向设计方法

By constructing a physical property feature mapping encoder, a multi-scale self-attention microstructure generator, and a dual-stream physical consistency discriminator, the nonlinear mapping problem between microstructure and macroscopic properties in starch hydrogel research and development was solved, enabling rapid and accurate microstructure design and performance prediction.

CN121862281BActive Publication Date: 2026-07-17OCEAN UNIV OF CHINA
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
OCEAN UNIV OF CHINA
Filing Date
2026-01-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing research and development model for starch hydrogels relies on the traditional forward trial-and-error method, which results in long research and development cycles, high resource consumption, and difficulty in accurately quantifying the nonlinear relationship between microstructure and macroscopic performance. It is also impossible to directly deduce the ideal microstructure from the target performance indicators.

Method used

A reverse design method for starch hydrogel microstructures is adopted. By constructing a physical property feature mapping encoder, a multi-scale self-attention microstructure generator, and a two-stream physical consistency discriminator, combined with a differentiable physical performance prediction surrogate model, the reverse generation and evaluation of microstructures from target performance indicators are realized.

Benefits of technology

It enables rapid and precise microstructure design, reduces R&D costs, ensures that the generated starch hydrogel microstructure closely approximates the preset mechanical performance target, and provides scientific guidance for process parameters.

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Abstract

本发明提供了一种淀粉水凝胶微观结构逆向设计方法,属于计算机材料科学技术领域;通过采集不同淀粉水凝胶微观形貌图像及其对应的目标性能指标向量,构建标准化数据集。构建淀粉水凝胶微观结构逆向生成模型,结合多尺度自注意力机制与双流物理一致性鉴别策略,建立宏观力学性能指标与微观拓扑结构之间的非线性映射。同时设计可微分物理性能预测代理模型以及多维物理一致性耦合损失函数,执行物理约束下的对抗迭代优化,通过自监督反馈闭环迫使生成结构的预测物理性能向量严格逼近目标性能指标向量。本发明实现了生成结构在力学性能上的精确锚定,并提供基于置信度的设计方案推荐与形态学量化分析,提升了生物基材料设计的智能化水平与科学性。
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