Industrial Sea Water Reverse Osmosis System with PLC Automatic Control and Stainless Steel Frame Structure
Automatic Watermaker | Automatic Seawater Purifier for Intelligent Freshwater Production
Introduction
An Automatic Watermaker is an intelligent seawater purification system designed to automatically convert seawater into clean fresh water with minimal manual operation. The automatic seawater purifier is widely used in yachts, fishing boats, offshore platforms, resorts, islands, coastal facilities, marine engineering projects, and industrial applications where stable freshwater supply is essential.
By integrating PLC automatic control, automatic flushing, pressure regulation, online monitoring, and seawater reverse osmosis technology, the automatic watermaker system provides continuous and energy-efficient freshwater production.
What Is This Automatic Seawater Purifier?
An Automatic Watermaker is a fully automatic seawater desalination system that uses reverse osmosis membrane technology to remove salt, dissolved minerals, bacteria, algae, and impurities from seawater.
Unlike conventional manual desalination equipment, the automatic seawater purifier integrates intelligent control systems to automatically manage system operation, pressure adjustment, flushing procedures, alarms, and freshwater production.
A complete automatic watermaker system generally includes seawater intake system, raw water feed pump, pretreatment filtration system, cartridge filtration, automatic chemical dosing, high-pressure pump, SWRO membrane system, PLC automatic control cabinet, automatic membrane flushing system, online TDS monitoring, and freshwater storage and distribution.
The automatic control system continuously monitors pressure, conductivity, flow rate, and system performance to maintain stable operation. It can automatically start, stop, flush membranes, monitor alarms, and protect the system from low pressure, high pressure, or abnormal operating conditions.
Technical Specifications
| Item | Specification |
|---|---|
| Product Name | Automatic Watermaker |
| System Type | Automatic Seawater Purifier |
| Capacity Range | 0.5–500 TPD |
| Water Source | Seawater |
| Technology | Seawater Reverse Osmosis |
| Salt Rejection Rate | ≥99% |
| Product Water TDS | ≤500 ppm |
| Recovery Rate | 35–45% |
| Pretreatment | Sand Filter + Cartridge Filter |
| Membrane Type | SWRO Membrane |
| High Pressure Pump | Stainless Steel |
| Operating Pressure | 55–75 Bar |
| Control System | PLC + HMI Automatic Control |
| Monitoring System | Online TDS / Pressure / Flow |
| Flush System | Automatic Fresh Water Flushing |
| Chemical Dosing | Automatic Dosing Optional |
| Frame Material | SS304 / SS316L |
| Piping Material | UPVC / SS316L |
| Installation Type | Skid Mounted / Compact |
| Operation Mode | Fully Automatic |
| Power Supply | 220V / 380V / 440V |
| Sterilization Option | UV / Ozone |
| Application | Marine / Industrial / Offshore |
Features & Advantages
1. Fully Automatic Operation
The automatic seawater purifier supports one-button startup, automatic flushing, alarm protection, and intelligent operating control.
2. Stable Freshwater Production
The automatic watermaker continuously produces stable low-TDS freshwater suitable for drinking water and industrial applications.
3. Intelligent PLC Control System
PLC and HMI systems monitor conductivity, pressure, flow, and membrane performance in real time.
4. Automatic Membrane Flushing
The system automatically flushes membranes after operation to reduce fouling and extend membrane service life.
5. Reduced Labor Requirements
Automatic operation minimizes manual intervention and simplifies daily system management.
6. Compact and Space Saving Design
The skid-mounted structure is suitable for yachts, fishing boats, offshore platforms, and compact equipment rooms.
7. Corrosion Resistant Construction
Marine-grade materials including SS316L improve durability under seawater and offshore operating conditions.
8. Energy Efficient Operation
The automatic seawater purification system reduces operating costs through optimized pressure control and energy-efficient process design.
Application Industries
Yachts & Recreational Boats
Automatic watermakers provide convenient onboard freshwater production for kitchens, showers, and daily marine living.
Fishing Vessels
Fishing boats require continuous freshwater production during long offshore operations where freshwater storage is limited.
Offshore Platforms
Offshore accommodation platforms and drilling rigs use automatic seawater purifiers for domestic and utility water supply.
Resorts & Hotels
Coastal resorts and island hotels require reliable automatic desalination systems for stable guest water supply.
Marine Engineering Projects
Marine construction sites and offshore infrastructure projects use automatic watermakers for temporary and mobile freshwater production.
Coastal Industrial Facilities
Factories near coastal regions use automatic seawater RO systems for industrial utility water and process support.
Emergency Water Supply
Portable automatic seawater purification systems can provide emergency freshwater during disasters and remote operations.
Island Communities
Remote islands use automatic desalination systems as a sustainable freshwater source for residential and municipal use.
Production Process
Optional Configurations
- Touch Screen HMI
- Remote Monitoring System
- Automatic Chemical Dosing
- UV Sterilization Unit
- Ozone Generator
- Energy Recovery Device
- Containerized Watermaker System
- Automatic Membrane Cleaning System
- Online Conductivity Monitoring
- Solar Hybrid Power Support
- Diesel Generator Integration
- Duplex Stainless Steel Piping
- Low Noise Design
- Mobile Trailer Mounted Design
- Explosion-Proof Electrical Components
- Freshwater Mineralization System
- Variable Frequency Drive (VFD)
Why Choose CHONGYANG WATER
CHONGYANG WATER is a professional manufacturer of automatic watermakers and automatic seawater purification systems for marine, industrial, and offshore applications worldwide.
Our Advantages
- Professional seawater desalination engineering experience
- Advanced PLC automatic control integration
- Customized watermaker design solutions
- Factory pre-assembly and testing
- Corrosion-resistant marine equipment manufacturing
- Stable SWRO membrane performance
- Technical support for global marine projects
- OEM & ODM manufacturing support
- Export experience for offshore and industrial applications
- Turnkey seawater purification solutions
CTA
Looking for a reliable Automatic Watermaker manufacturer? CHONGYANG WATER provides customized automatic seawater purifiers, intelligent marine desalination systems, automatic seawater RO plants, and turnkey freshwater production solutions for global marine and industrial projects.
Contact our engineering team today for technical consultation, process design, and competitive quotations for your automatic seawater purification project.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.