An intelligent selection analysis method based on operation adaptation of a low-temperature refrigeration centrifuge

By decoupling and reconstructing multi-source load characteristics and performing response boundary analysis on historical operating data and control data of cryogenic refrigerated centrifuges, mismatched sections are identified, and a nonlinear risk assessment model is established. This solves the problems of accuracy and long-term reliability in the selection of cryogenic refrigerated centrifuges in the existing technology, and achieves efficient and stable selection decisions.

CN122412918APending Publication Date: 2026-07-17SHANGHAI OCEAN UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI OCEAN UNIV
Filing Date
2026-05-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing methods for selecting cryogenic refrigerated centrifuges rely on manual judgment or simple matching of rated parameters, failing to fully consider dynamic changes in operating load and the effects of multi-source load coupling, leading to selection mismatch and equipment failure, and lacking accurate assessment of long-term operational reliability.

Method used

By acquiring historical operating data of candidate cryogenic refrigerated centrifuges, performing time-series decoupling and reconstruction of multi-source load characteristics, combining control data to analyze operational response boundary characteristics, identifying aggregation mismatch sections, conducting cryogenic operation degradation characteristic analysis, establishing a nonlinear risk assessment model, and achieving intelligent selection.

Benefits of technology

Accurately capturing the dynamic load characteristics of centrifuges, clarifying operating boundaries, reducing the risk of equipment failure, improving the accuracy and scientific nature of selection, and ensuring long-term operational stability and efficiency.

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Abstract

本发明公开了一种基于低温冷冻离心机运行适配的智能选型分析方法,属于离心机智能选型技术领域。包括以下步骤:基于低温冷冻离心机历史工况数据进行离心机运行工况的多源负载特征时序解耦重构处理,生成离心机工况多源负载特征数据;基于候选低温冷冻离心机控制数据以及离心机工况多源负载特征数据分析低温聚合失配区段响应特征数据;对低温聚合失配区段响应特征数据进行离心机低温运行退化特征分析,生成离心机低温运行退化特征数据;基于预设的离心机低温运行需求决策以及离心机低温运行退化特征数据进行候选离心机的低温运行智能选型分析,生成离心机低温运行智能选型数据。本发明实现精准且高效地低温冷冻离心机智能选型。
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