Wastewater concentration system based on supergravity device and operation control method thereof

By using a PLC control system in the wastewater concentration system based on supergravity devices to achieve automatic monitoring and control of wastewater liquid level and conductivity, the problem of lack of reasonable control in the existing system is solved, automatic replenishment of wastewater and discharge of concentrated wastewater is realized, operating costs are reduced and efficiency is improved.

CN119660858APending Publication Date: 2025-03-21ZHEJIANG TIANDI ENVIRONMENTAL PROTECTION TECH CO LTD
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Patent Information

Application Number
CN202510136354.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-02-07
Publication Date
2025-03-21

AI Technical Summary

Technical Problem

The existing wastewater concentration system based on supergravity devices lacks a reasonable control system and does not involve the design idea of ​​wastewater replenishment and concentrated wastewater discharge, resulting in low operating efficiency and high cost of the system.

Method used

A wastewater concentration system based on supergravity device was designed, and the PLC control system was used to realize automatic monitoring and control of wastewater liquid level and conductivity. Through the interlocking control of the automatic water replenishment valve and the automatic control valve of the outer discharge pipeline, automatic wastewater replenishment and discharge of concentrated wastewater are realized.

Benefits of technology

The automatic control of the wastewater concentration system is realized, the smooth operation of the system is ensured, the equipment investment and operation costs are reduced, and the wastewater concentration efficiency is improved.

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Abstract

The invention discloses a waste water concentration system based on a supergravity device and an operation control method thereof.The waste water concentration system comprises the supergravity device, a draught fan, a circulating pump, a waste water heater and a circulating box, a gas phase inlet of the supergravity device is connected with the draught fan through a pipeline, and a gas inlet of the draught fan is directly communicated with the atmosphere; a liquid phase outlet of the supergravity device is connected with a circulating box through a pipeline, a liquid outlet of the circulating box is connected with a liquid phase inlet of the supergravity device through a circulating pump and a wastewater heater in sequence through a pipeline, and a gas phase outlet of the supergravity device discharges gas carrying water vapor; wherein the inlet of the circulating box is connected with a water replenishing pipeline for replenishing wastewater, and the circulating box is also provided with a liquid level meter for monitoring the liquid level height of the wastewater. The waste water concentration system based on the supergravity device is automatically controlled, the operation effect of the concentration system is guaranteed, and the system is easy to control and operates stably.
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