制造玻璃产品的方法及设备

By using an inverter in a glass melting vessel to regulate the current amplitude and phase angle, the problems of electrode corrosion and high carbon footprint are solved, enabling high-efficiency, low-carbon, high-quality glass production. This method is suitable for optimized fluid profiles and complex heating modes for highly conductive glass.

CN122422264APending Publication Date: 2026-07-17SCHOTT AG
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SCHOTT AG
Filing Date
2024-12-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, the problems of electrode corrosion and frequent electrode replacement lead to a high carbon footprint and a decline in glass quality, especially in highly conductive glass melts, making it difficult to achieve continuous production of high-quality glass products.

Method used

Multiple heating circuits are employed, each including a transformer and at least two electrodes. At least one heating circuit uses an inverter to independently adjust the amplitude and phase angle of the current, which is then uniformly controlled by a common controller. The electrodes operate at a frequency of up to 25,000 Hz, enabling independent adjustment of the current and phase angle shift.

Benefits of technology

It reduces electrode corrosion, improves power transmission efficiency, reduces energy loss, enables low-carbon footprint production of high-quality glass products, and is suitable for optimized fluid profiles and complex heating modes for highly conductive glass, thus extending electrode life.

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Abstract

本发明涉及一种制造玻璃产品的方法及设备,其中通过使用多个基于逆变器的加热电路的直接电加热,获得优异的玻璃质量,所述基于逆变器的加热电路的振幅和 / 或相位角可以独立调节。
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Citation Information

Patent Citations

  • CZ24918U1

  • DE102018122017A1

  • US4211887A

  • WO2014036979A1