A PLC-based intelligent temperature control method and system for fuses

By collecting multi-dimensional data through multi-source intelligent sensors driven by PLC units, and combining dynamic time coding and variational autoencoders, a fusing temperature prediction model is constructed. This solves the problems of poor parameter adaptability and insufficient accuracy in traditional fusing temperature testing, and achieves efficient and accurate fusing temperature measurement.

CN122284731APending Publication Date: 2026-06-26DONG GUAN HEATSOLVE ELECTRICAL CO LTD
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Patent Information

Application Number
CN202610627738.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-09
Publication Date
2026-06-26

AI Technical Summary

Technical Problem

Traditional fuse temperature testing methods suffer from low testing efficiency and limited accuracy due to fixed parameters and insufficient single monitoring dimensions. They cannot adapt to individual differences in different models and batches of fuses and lack sufficient data support from multi-dimensional physical information.

Method used

The synchronous testing of multiple parallel samples is driven by a PLC unit. Multi-source intelligent sensors are used to collect multi-dimensional state data such as temperature, deformation, and resistance. Low-dimensional potential features are extracted through dynamic time coding rules and variational autoencoders to construct a fusing temperature prediction model and achieve adaptive parameter adjustment.

Benefits of technology

It enables real-time prediction and dynamic control of melting temperature, improves testing efficiency and accuracy, breaks through the limitations of traditional methods, and enhances the reliability of identifying the critical melting state.

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Abstract

This application discloses a PLC-based intelligent temperature control method and system for fuse breaking, relating to the field of temperature control technology. The method includes: acquiring basic sample information and initializing corresponding fuse breaking test parameters; performing fuse breaking tests on multiple parallel samples and collecting multidimensional state data from these samples; extracting the data sequence within the current time window and inputting it into the encoding part of a pre-trained variational autoencoder to obtain low-dimensional latent features characterizing the current moment; inputting the low-dimensional latent features into a fuse breaking temperature prediction model to obtain the predicted fuse breaking temperature; and dynamically adjusting the fuse breaking test parameters based on the difference between the predicted fuse breaking temperature and the current temperature. This solves the technical problems in existing technologies, such as poor adaptability of fixed test parameters and insufficient information from a single monitoring dimension, leading to low efficiency and limited accuracy in fuse breaking temperature measurement.
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