一种铅铋液态金属介质液位测量系统和装置

By using a liquid level measuring device based on magnetic induction and Gray code waveforms, the accuracy and safety issues of liquid level measurement in lead-bismuth liquid metal media have been solved, enabling convenient and reliable measurement in high-temperature environments.

CN119394394BActive Publication Date: 2026-07-17NUCLEAR POWER INSTITUTE OF CHINA

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NUCLEAR POWER INSTITUTE OF CHINA
Filing Date
2025-01-03
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies make it difficult to accurately measure the liquid level in lead-bismuth liquid metal media, and traditional methods pose a risk of leakage, affecting safety and reliability.

Method used

A liquid level measuring device using magnetic induction includes a sleeve, an induction coil, and an excitation coil. It generates and processes signals through magnetic induction, and combines Gray code waveforms and a compensation coil to achieve accurate measurement of liquid level height.

Benefits of technology

It avoids damage to the measuring device caused by the high temperature and corrosiveness of liquid lead and bismuth, improves the accuracy and convenience of measurement, extends the service life of the device, and realizes continuous measurement through multi-segment induction coils.

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Abstract

一种铅铋液态金属介质液位测量系统和装置,涉及液位测量技术领域,包括测量部和芯棒,其中测量部位于套管内,且测量部的底端对应位于容器底部;所述测量部的顶端与芯棒电连接,芯棒位于容器外的棒身,通过法兰与套管对应连接,且芯棒的顶端与所述接线盒的信号输入端电连接;本系统能够便捷,及准确测量铅铋液态金属中液位。
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