一种可适应正负压的自动调节蜗壳排水系统及方法

By introducing an automatic adjustable volute drainage system that can adapt to positive and negative pressure into the MVR system, the problem of inconsistent drainage methods caused by large pressure spans at the volute inlet was solved, achieving efficient drainage of accumulated water and intelligent management of the system, thus extending the equipment's lifespan.

CN117847003BActive Publication Date: 2026-07-17CHONGQING JIANGJIN SHIPBUILDING IND

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHONGQING JIANGJIN SHIPBUILDING IND
Filing Date
2024-01-15
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing MVR system has a large range of inlet pressure for the volute, and the amplitude varies, which causes the drainage device of the volute to drain in different ways under negative and positive pressure, affecting system performance and equipment life.

Method used

The system employs an automatic adjustable volute drainage system adaptable to both positive and negative pressure. It includes a volute, a pressure transmitter, a control system, a volute drainage tank, a level gauge, a three-way valve, a negative pressure pump, a solenoid valve, and a check valve. The control system automatically adjusts the drainage method according to the pressure conditions to achieve drainage of accumulated water under both positive and negative pressure.

Benefits of technology

It improves the intelligence and efficiency of volute drainage, extends the service life of the MVR system, reduces manual operation steps, and improves equipment operating efficiency.

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Abstract

本发明涉及蒸汽压缩排水技术领域,具体公开了一种可适应正负压的自动调节蜗壳排水系统及方法,包括蜗壳、压力变送器、控制系统、蜗壳排水罐、上液位计、下液位计、三通阀、负压泵、电磁阀、单向阀和三通排水管,压力变送器设置于蜗壳的一侧,蜗壳排水罐与蜗壳连通,三通阀与蜗壳排水罐连通,负压泵与三通阀连通,并位于远离蜗壳排水罐的一端,电磁阀与三通阀连通,并位于远离蜗壳排水罐和负压泵的一端,单向阀与负压泵连通,三通排水管的两端分别与对应的单向阀与电磁阀连通。提高了蜗壳排水的智能化,提高了排水效率,同时通过控制系统减少了作业人员的操作步骤,延长的MVR系统的使用寿命和提高了设备的运行效率。
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