Battery Industry Deionized Water Systems | RO/EDI Technology

Intro: Professional deionized water systems for battery manufacturing. Achieve 0.1 μS/cm water quality with RO/EDI technology. Perfect for lithium batteries, lead-acid batteries, and solar cell production. Complete solutions from Dongbo Water Treatment.

Why Water Quality Matters in Battery Production

Water purity directly impacts battery performance and lifespan. Even minor impurities can cause:

Critical Quality Issues:

• Reduced Battery Life: Ionic contamination affects electrode performance
• Self-Discharge: Impurities accelerate internal discharge
• Capacity Loss: Decreased energy storage capability
• Safety Risks: Potential short circuits and thermal runaway

Required Water Standards:

• Conductivity: ≤0.1 μS/cm
• Resistivity: ≥10 MΩ·cm
• Particle Control: Sub-micron filtration
• Bacterial Count: Minimal microbial content

Advanced Water Treatment Technologies

1. Traditional Ion Exchange Systems

• Mixed bed demineralization technology
• Chemical regeneration required
• Proven reliability
• Periodic resin replacement

2. Reverse Osmosis Membrane Systems

• Physical separation process
• 98%+ salt rejection rate
• Continuous operation
• Low operating costs

3. RO + EDI Combined Process

• Chemical-free operation
• Consistent water quality
• Automated control
• Minimal maintenance

Complete System Configuration

Core Components:

• Pretreatment System: Multi-media and activated carbon filtration
• RO Membrane Unit: High-rejection polyamide membranes
• Polishing System: Mixed bed or EDI final treatment
• Control System: PLC-based automatic operation

Technical Specifications:

6 Key System Advantages

1. High Efficiency Design

• System recovery rate >75%
• Energy-efficient components
• Optimized process flow
• Low operating costs

2. Comprehensive Protection

• Low pressure pump protection
• Automatic shutdown systems
• Fault alarm indicators
• Emergency safety features

3. Automated Operation

• Automatic flushing cycles
• Level control integration
• Remote monitoring capability
• Self-diagnostic functions

4. Reliable Performance

• 98%+ desalination rate
• Stable output quality
• Continuous operation
• Minimal maintenance

5. Easy Maintenance

• Clear PLC indicators
• Accessible components
• Simple filter replacement
• Easy troubleshooting

6. Quality Assurance

• Premium components
• Strict manufacturing standards
• Performance testing
• Technical support

Battery Industry Applications

Lithium Battery Production:

• Electrolyte preparation
• Electrode manufacturing
• Battery cell assembly
• Quality control testing

Lead-Acid Batteries:

• Electrolyte formulation
• Plate production
• Battery activation
• Maintenance water

Solar & New Energy:

• Solar cell manufacturing
• Fuel cell production
• Energy storage systems
• Research and development

Technical Process Flow

Standard Configuration:

1. Raw Water Input - Municipal or groundwater source
2. Pretreatment - Sediment and carbon filtration
3. RO Membrane - Primary demineralization
4. Polishing Stage - EDI or mixed bed treatment
5. Storage & Distribution - Pure water tank and delivery

Advanced Options:

• Double-pass RO systems
• UV sterilization units
• Final membrane filtration
• Online quality monitoring

Service & Support

Complete Solutions:

• System design and engineering
• Equipment installation
• Operator training
• Maintenance services

Ongoing Support:

• Consumable supplies
• Technical consultation
• System optimization
• Emergency repair

Quality Compliance

Industry Standards:

• Battery manufacturing requirements
• GB4554-84 electrolyte standards
• International water quality norms
• Environmental regulations

Performance Guarantee:

• Consistent water quality
• Reliable operation
• Technical documentation
• After-sales service