Titanium anode for electrochlorination
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- Acid Regeneration Line
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- Base Material: Titanium Grade 1 or 2
- Coating Material: Mixed Metal Oxide (IrO2-Ta2O5)
- Coating Thickness: typically 10-15 microns
- Operating Temperature: up to 80°C
Electro chlorination system
An electro-chlorination system is a process that uses electricity to produce chlorine gas (Cl2) through the electrolysis of chloride ions (Cl-) and is commonly used in industrial processes for chlorination and water treatment. The electrochlorination system typically consists of an electrolytic cell, anodes and cathodes, a power supply, and a control system. In the electrolytic cell, a solution containing chloride ions is used as an electrolyte, and an electric current is applied to the anode to oxidize the chloride ions into chlorine gas, while the current on the cathode reduces the hydrogen ions (H+) in the water to produce hydrogen gas (H2). Electrochlorination systems are widely used in chemical, petroleum, pharmaceutical, food processing, and wastewater treatment industries.
Electro-chlorination Plant functions are to prevent marine life accumulation by generating sodium hypochlorite(NaOCl) through direct seawater electrolysis and injecting it into Seawater intakes.
In case of seawater cooling system in a power plant or industrial plant is used by seawater, it is necessary to disinfect seawater to prevent the deposition of marine organisms such as barnacles, sea mussels,s and other shellfish in the seawater cooling system.
Typical Applications are at Power plants, Desalination plants, Off-shore platforms, LNG terminals, Oil-gas installations, Ballast Water Management Systems, Wastewater plants, etc.

IrO2-Ta2O5 coated titanium anode Specification
- Base Material: Titanium Grade 1 or 2
- Coating Material: Mixed Metal Oxide (IrO2-Ta2O5)
- Coating Thickness: typically 10-15 microns
- Operating Temperature: up to 80°C
- Current Density: up to 2000 A/m2
- pH Range: 0-14
- Chlorine Evolution Potential: >1.6 V (vs Ag/AgCl)
It is important to note that these specifications may vary depending on the specific application and operating conditions.
Titanium anode for electrolytic chlorination systems
IrO2-Ta2O5 coated titanium anode is a commonly used electrochemical anode material, which is often used in electrolytic chlorination systems that require higher corrosion resistance and longer service life. It is formed by coating the surface of the titanium substrate with a mixed oxide of IrO2 and Ta2O5, which can improve the anode’s corrosion resistance and electrochemical stability. Due to the high cost of IrO2-Ta2O5 mixed oxide, coated titanium anodes are usually used in applications that have high demands on the performance of anode materials, such as electrolytic chlorination systems in seawater treatment and organic wastewater treatment.
In an electrolytic chlorination system, the function of the IrO2-Ta2O5 coated titanium anode is similar to that of a regular titanium anode, which is to produce chlorine gas and other oxidants through the oxidation reaction on the anode. However, the coated anode with IrO2-Ta2O5 has higher corrosion resistance and electrochemical stability, which allows it to be used in more severe environments, such as high salt concentration, high temperature, high chloride ion concentration, high pH value, etc. In addition, the long service life and low maintenance cost of the IrO2-Ta2O5 coated anode are also one of the reasons for its wide application in electrolytic chlorination systems.
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