A multi-position uniformity control method for ABS modified plastic particle mixing

By utilizing the complementary conditions of material diffusion and heat conduction during the ABS modified plastic compounding process, asynchronous adjustment control commands are generated, solving the problem of axial compounding differences, achieving coordinated stability of dispersion and temperature distribution, and improving the compounding quality.

CN122401680APending Publication Date: 2026-07-17SHANGHAI CHENYUAN TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI CHENYUAN TECHNOLOGY CO LTD
Filing Date
2026-03-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies cannot fully reflect the mixing differences in different axial sections during the ABS modified plastic compounding process, leading to local over- or under-mixing problems. Furthermore, traditional control logic fails to coordinate and regulate material diffusion and heat conduction, affecting the mixing quality and uniformity.

Method used

By synchronously acquiring real-time status parameters of multiple axial sections of the mixing chamber, material diffusion constraints and heat conduction constraints are established as complementary conditions. Correlated control commands are generated, and the mixing intensity and heat input are asynchronously adjusted to achieve coordinated stability of dispersion and temperature distribution.

Benefits of technology

This method achieves axial uniformity control during the ABS modified plastic compounding process, avoiding the imbalance caused by single constraint control and ensuring the stability of compounding quality and product performance.

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Abstract

本发明公开了一种用于ABS改性塑料粒子混炼的多位置均匀度控制方法,涉及均匀度控制技术领域,包括同步获取混炼腔多个轴向区段的实时混炼状态参数,所述状态参数包括粒子分散度和熔体温度;将物料扩散约束与热传导约束确立为控制过程必须协同满足的互补性条件;基于所述互补性条件蕴含的此消彼长关系,生成一组用于不同区段的控制指令,所述控制指令在调整方向上彼此关联;本发明通过明确物料扩散约束与热传导约束的互补性确立依据,揭示了二者相互影响的内在逻辑,避免了单一约束控制导致的调控失衡问题,有利于保障混炼质量的稳定性。
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