GIS online micro water density monitoring system

CN122217802BActive Publication Date: 2026-08-28山西辉能科技有限公司
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Patent Information

Application Number
CN202610680150.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2026-05-18
Publication Date
2026-08-28
Estimated Expiration
2046-05-18

AI Technical Summary

Technical Problem

然而,该技术方案在实际应用中存在以下技术缺陷,其一,传感器探头易被污染,测量精度随运行时间下降,GIS设备长期运行后,SF6气体在局部放电或电弧作用下产生的低氟化合物与水反应会生成硫单质固体颗粒及酸性液滴,这些污染物附着在传感器探头表面,导致传感器的响应特性发生漂移,测量误差逐渐增大,严重时使传感器失效

Benefits of technology

1.本发明通过设置自下而上逐渐收敛的伞形集气罩,形成大口进、小口出的缩口通道,利用气体绝热膨胀降温效应使水蒸气初步凝结;经出气槽高速喷出的气流切向冲击导热材料制成的螺旋片,在螺旋片表面进一步冷凝并聚集成水珠,螺旋片的螺旋结构同时对气流进行分割、转向和混合,消除气室分层导致的温湿度分布不均,使进入变送器主体的气体具有代表性,从而提高了微水含量和密度测量的准确性;同时,凝结形成的水珠在重力作用下沿螺旋片表面向下滑落,经集气罩的外壁面导流后直接落入处理筒底部的集液台,整个水珠的流动路径完全避开电机所在位置,有效防止电机受潮、短路或腐蚀,保证了电机长期运行的安全性和可靠性。

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Abstract

The application provides a GIS online micro-water density monitoring system, and belongs to the technical field of micro-water density detection.The system comprises a processing cylinder, a monitoring host, GIS equipment and a transmitter main body; the GIS equipment is communicated with the inner cavity of the processing cylinder through a gas inlet pipe and a gas outlet pipe; the system further comprises a uniform flow dehumidification assembly arranged in the processing cylinder, a cleaning assembly arranged on the top of the uniform flow dehumidification assembly and a vibration assembly arranged on the uniform flow dehumidification assembly; the gas flow is compressed, accelerated and cooled through a gas collecting cover; the gas flow is further cooled and uniformly mixed by a spiral blade, so that the detection precision is improved; water droplets are removed by gravity and their sliding paths are constrained; a wiping mechanism is driven to rotate and lift by a fan blade power, so that online cleaning of the sensor and self-cleaning of the wiping block are realized; meanwhile, the axial movement of a sliding rod is driven by a cam groove and a roller, so that the spiral blade is excited to vibrate at a high frequency to fall off condensed water droplets; the application improves the accuracy and long-term stability of micro-water density monitoring and reduces operation and maintenance costs.
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Citation Information

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