Hydrogel Wastewater Treatment System with Rotating Segmentation

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Solution Overview

Problem

High salinity wastewater poses significant environmental and economic challenges due to its complex composition and high treatment difficulty, with existing methods like biological, chemical, and physical treatments facing issues such as equipment blockage, high costs, and insufficient adsorption efficiency, particularly in continuous operation.

Innovation Solution

A high salinity wastewater treatment system utilizing a hydrogel loading system with a flow-storage different-oriented-inlet-and-outlet system, which includes six separation plates and a rotating shaft, allows for continuous operation and efficient pollutant removal through hydrogel adsorption, reducing operation costs and increasing space utilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If existing physical treatment methods (adsorption, flocculation, coagulation) are used, then treatment feasibility is improved, but operation continuity deteriorates due to intermittent operation requirements and equipment blockage

Engineering Contradiction:
Improvetreatment feasibilityVSAvoidoperation continuity
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The treatment system is divided into multiple independent treatment chambers (first treatment chamber, second treatment chamber, third treatment chamber) that can operate simultaneously and continuously. Each chamber has its own adsorbent material and can process wastewater independently, ensuring continuous operation without interruption while preventing blockage through distributed load management.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs a rotating shaft with adjustable inclination angle to dynamically control wastewater flow distribution among the three treatment chambers. This dynamic adjustment allows the system to adapt to varying wastewater conditions, maintain optimal flow rates, and prevent blockage by redistributing load when necessary, thereby ensuring continuous reliable operation.

Inventive Principle:
Principle #15Dynamics

2Reliability

If existing adsorption methods are used, then pollutant removal is achieved, but equipment weight increases due to large mass of adsorbent required

Engineering Contradiction:
Improvepollutant removal effectVSAvoidequipment weight
Core Design Contradiction:
ReliabilityVSWeight of stationary object

Solution Approach 1:

Different types of adsorbent materials are selectively placed in different treatment chambers based on the specific pollutant characteristics and treatment requirements. This localized optimization allows each chamber to use the most effective and lightweight adsorbent for its specific function, improving pollutant removal efficiency while minimizing overall equipment weight compared to using heavy adsorbents throughout the entire system.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system employs a composite approach by combining three different adsorbent materials (first adsorbent, second adsorbent, third adsorbent) in the three treatment chambers, each optimized for different pollutant types or concentration ranges. This composite material strategy achieves comprehensive pollutant removal with reduced total material mass compared to using a single heavy adsorbent material throughout the system.

Inventive Principle:
Principle #40Composite materials

3Productivity

If multiple parallel treatment processes are provided, then treatment capacity is increased, but initial investment and operation costs increase

Engineering Contradiction:
Improvetreatment capacityVSAvoidinitial investment and operation costs
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system merges three treatment chambers into a single integrated unit with a common rotating shaft mechanism that controls flow distribution. This combined design achieves high treatment capacity through parallel processing while avoiding the need for completely separate parallel systems, thereby reducing initial investment and operational costs through shared components and coordinated control.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rotating shaft mechanism serves multiple functions: it distributes wastewater flow among chambers, adjusts flow rates dynamically, and coordinates operation across all three treatment chambers. This multi-functional design reduces the need for separate control systems and mechanisms in each chamber, lowering initial investment and operation costs while maintaining high treatment capacity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system achieves effective and continuous treatment of high salinity wastewater, reducing operational costs and extending equipment life, while utilizing hydrogel's large adsorption capacity and light weight, addressing the limitations of existing technologies.

Implementation Method 1

the six separate treatment sectors are inside filled with hydrogel materials with water purification effect

Methodology Applied
Scientific EffectAdsorption: Adsorption

Data Source

PatentUS12195355B2High salinity wastewater treatment system
Publication Date: 2025.01.14 TONGJI UNIV
  • US12195355B2 patent drawing
  • US12195355B2 patent drawing
  • US12195355B2 patent drawing

AI summary

A high salinity wastewater treatment system is provided according to the present application, which includes a hydrogel loading system and a flow-storage different-oriented-inlet-and-outlet system. The hydrogel loading system includes six separation plates, a wastewater treatment area, a water distribution bin, a rotating shaft, a driving motor and a fixed bracket. The six separation plates evenly separate the wastewater treatment area into six separate treatment sectors in an axial direction. The six separate treatment sectors are filled with hydrogel materials with water purification effect. The high salinity wastewater infiltrates into each separate treatment sector one by one through high salinity wastewater inlet meshes on a surface of the wastewater treatment area, and the purified high salinity wastewater is discharged through a wastewater cleaning outlet pipe with a same water inlet direction as a cleaning filler distribution pipe.