Arrangement method and system of switch snow melting heating unit

By rationally arranging electromagnetic induction heating units on the rails, the problems of uneven heating and cost waste have been solved, achieving uniform heating and energy-saving effects on the rails, and improving the safety and construction efficiency of the turnout snow melting device.

CN122087904APending Publication Date: 2026-05-26CRSC RESEARCH & DESIGN INSTITUTE GROUP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CRSC RESEARCH & DESIGN INSTITUTE GROUP CO LTD
Filing Date
2026-01-13
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

The challenge lies in the rational arrangement of heating units on the rail web to achieve good heating and energy-saving effects, especially in electromagnetic induction turnout snow melting devices. Existing technologies suffer from uneven rail heating and cost waste due to unreasonable spacing between heating units.

Method used

By establishing a solid heat transfer simulation model of the rail, simulation calculations were performed to obtain heating effect data of heating units at different spacings, the final arrangement distance of the heating units was determined, and an electromagnetic induction coil was used to integrate the heating unit into a heating device. The cable arrangement was simplified by cascading units.

Benefits of technology

It achieves uniform heating of the rails, improves the integration and installation performance of the heating device, reduces the number of cables, improves layout efficiency and maintainability, and ensures safety and energy saving.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention provides a method and system for arranging turnout snow-melting heating units. The method includes: determining a solid heat transfer simulation model of the rail; based on the solid heat transfer simulation model, obtaining heating effect data of arranging multiple heating units on the rail with different spacing and the same total input power through simulation calculations; and determining the final arrangement distance of the heating units based on the heating effect data. This method and system for arranging turnout snow-melting heating units, through simulation calculations with specified parameters, can scientifically determine a reasonable arrangement scheme for the heating units, resulting in uniform heating of the rail, high safety, and good energy efficiency.
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