一种天然气脱水装置

By switching between the electric actuator and the drying component via lifting and lowering, and by using cold airflow for cooling, the problem of shutdown when the molecular sieve adsorption becomes saturated in the natural gas dehydration unit is solved, enabling continuous dehydration without shutdown and energy recycling, thus improving dehydration efficiency and energy efficiency.

CN121971966BActive Publication Date: 2026-07-17SICHUAN YINENG OIL & GAS TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SICHUAN YINENG OIL & GAS TECH CO LTD
Filing Date
2026-04-01
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing natural gas dehydration devices need to be shut down and replaced when the molecular sieve adsorption becomes saturated, which reduces dehydration efficiency, shortens the molecular sieve adsorption saturation time, and results in high energy consumption and energy waste during the regeneration process.

Method used

The system employs a lifting and switching mechanism that combines an electric actuator with a drying assembly to achieve continuous dehydration without shutting down the machine. Cold air is introduced through pipe No. 2 to cool the molecular sieve, and the heat from the discharge pipe is recycled to reduce regeneration energy consumption.

Benefits of technology

It achieves continuous dehydration without shutting down the machine, extends the molecular sieve adsorption saturation time, reduces energy consumption, avoids energy waste, and improves dehydration efficiency.

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Abstract

本发明公开了应用于天然气处理技术领域的一种天然气脱水装置,通过电推杆和干燥组件的配合,形成升降式组合,在需要替换分子筛件时,实现先升后降的动态切换,避免干燥空白期,确保不停机前提下的连续脱水。在替换干燥组件时,利用隔热框的尺寸差实现升降过程中的动态隔断,防止再生热量窜入脱水筒。抽吸泵集成气体回收、再生供气与工作冷却三重功能:切换后回收再生箱内残余天然气返回脱水筒,避免气体损失;再生处理时引入外部冷空气加热后冲刷分子筛件进行再生处理;同时二号管引入的气流通过分子管引入辅冷管和冷却框中,对正在工作中的分子筛件进行冷却处理,延长工作中的分子筛件的吸附饱和时间。
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