Multi-condition metal droplet ignition experimental device

By designing a metal droplet ignition experimental device with multiple operating conditions, the problem of difficult control of the ignition process of high-temperature metal melts in the prior art is solved, and the precise control of the mass, temperature and impact speed of the metal droplets is achieved, and the ignition process under different operating conditions is simulated.

CN113567614BActive Publication Date: 2025-03-28TSINGHUA UNIVERSITY
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Patent Information

Application Number
CN202111048794.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-09-08
Publication Date
2025-03-28
Estimated Expiration
2041-09-08

AI Technical Summary

Technical Problem

The prior art is difficult to effectively control and simulate the ignition process of high-temperature metal melts under different operating conditions, especially when the mass, temperature and speed of the melt are difficult to control.

Method used

A multi-condition metal droplet ignition experimental device is designed, including a high-pressure chamber, a high-frequency electromagnetic heating furnace, a sample filling assembly, an insulating box and a bottom plate heating and insulation assembly. The device performs non-contact suspension heating of metal particle samples through a high-frequency electromagnetic heating furnace to achieve accurate control of the mass, temperature and impact speed of metal droplets.

Benefits of technology

It realizes precise control of the mass, temperature and impact speed of metal droplets, and can simulate the ignition process of different types of molten metals under different working conditions, providing more scientific experimental conditions.

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Abstract

The present invention discloses a multi-condition metal droplet ignition experimental device. The device includes a high-pressure cabin, a high-frequency electromagnetic heating furnace, a sample loading assembly and a bottom plate heating and heat preservation assembly. A high-pressure chamber is defined in the high-pressure cabin, and an air inlet for injecting gas into the high-pressure chamber is provided on the high-pressure cabin; the high-frequency electromagnetic heating furnace is installed on the side wall of the high-pressure cabin, and the high-frequency electromagnetic heating furnace includes an electromagnetic suspension heating furnace coil located at the upper part of the high-pressure cabin; the sample loading assembly includes a linear motion module, and one end of the linear motion module is used to hold the metal particle sample fed from the first operating hole; the bottom plate heating and heat preservation assembly can be horizontally rotatably arranged in an insulation box, and the bottom plate heating and heat preservation assembly is used to place the test piece to be ignited fed from the second operating hole and heat the test piece to be ignited according to experimental requirements. The present invention can simulate different types of molten metals to ignite combustible materials under different working conditions.
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