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High Efficiency Water Softener System from China Suppliers | Scale Prevention Factory
Products Video
Equipment Description
The water softener functions as a sodium ion exchanger, consisting of an ion exchange pressure vessel (or column), sodium-type cation resin, a multi-port valve, and a salt regeneration system. The shell of the ion exchange column is typically constructed from materials such as hard polyvinyl chloride (PVC), PVC-glass fiber composites (PVC-FRP), polymethyl methacrylate (PMMA), PMMA-glass fiber composites (PMMA-FRP), steel-lined vessels (JR), or stainless steel-lined vessels.
How It Works
The resin releases sodium ions while exchanging them with calcium and magnesium ions in the water, thereby reducing water hardness. Once the resin becomes saturated and ineffective, it is regenerated using NaCl to restore its functionality.
2NA-R (resin) + Ca²⁺ → CaR + 2Na⁺
2NA-R (resin) + Mg²⁺ → MgR + 2Na⁺
System Operation Sequence:
Operation
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Regeneration (Backwash, Brine Absorption, Displacement, Forward Wash)
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Operation
Equipment Characteristics
- High Automation: Ensures stable water supply conditions, extended service life, and fully automated operation without manual intervention.
- Eco-Friendly Regeneration: Does not require acids or alkalis; regular addition of salt suffices, with wastewater salinity matching that of the input water.
- High Efficiency: Delivers low energy consumption and highly economical operating costs.
- Compact Design: Structured to facilitate easy operation and maintenance while minimizing footprint and reducing investment costs.
- User-Friendly: Simplifies installation, debugging, and operation, ensuring stable performance of control components.
Conditions of Use
- Operating pressure: 0.2-0.6 MPa (optimal value: 0.3 MPa).
- Raw water hardness: ≤6 mmol/L (if raw water hardness exceeds 6 mmol/L, lime softening should be applied first).
- Raw water temperature: 5°C-50°C.
- Power source: AC 220V, 50 Hz; Power consumption: 10-40 W.
- Water hardness after treatment: ≤0.03 mmol/L.
Scope of Application
Widely utilized in industries such as chemical, petroleum, manufacturing, air conditioning, and central heating. Primarily used for boiler feedwater, thermal power stations, chemical plants, light industry, textiles, pharmaceuticals, biology, electronics, atomic energy, and pre-treatment of pure water systems. It is also suitable for industrial applications requiring hard water softening or deionized water preparation, as well as food and drug decolorization, purification of precious metals, recovery of chemical raw materials, and treatment of electroplating wastewater.
Frequently Asked Questions (FAQ)
How does the water softener reduce water hardness?
The water softener functions as a sodium ion exchanger. The resin inside releases sodium (Na⁺) ions while exchanging them with calcium (Ca²⁺) and magnesium (Mg²⁺) ions present in the raw water, thereby reducing its hardness.
What materials are used to construct the ion exchange column shell?
The shell is typically made from durable materials including hard polyvinyl chloride (PVC), PVC-glass fiber composites (PVC-FRP), polymethyl methacrylate (PMMA), PMMA-glass fiber composites (PMMA-FRP), steel-lined vessels (JR), or stainless steel-lined vessels.
Does the system require acids or alkalis for regeneration?
No, the regeneration process is completely safe and eco-friendly. It does not require acids or alkalis; it only requires the regular addition of common salt (NaCl) to restore the resin's exchange capacity.
What are the key operating pressure and water hardness limits?
The system operates within a pressure range of 0.2-0.6 MPa (optimal value: 0.3 MPa). The raw water hardness should be ≤6 mmol/L. If the raw water hardness exceeds this threshold, lime softening must be applied as a pre-treatment step.
What is the expected hardness level of the treated water?
Following proper treatment through the sodium ion exchanger system, the output water hardness is successfully reduced to ≤0.03 mmol/L.
What industries and applications is this equipment suitable for?
It is widely used in chemical, petroleum, manufacturing, air conditioning, and heating industries. Common applications include boiler feedwater, thermal power stations, pre-treatment of pure water systems, deionized water preparation, and wastewater treatment processes such as electroplating wastewater recovery.