The wet electrostatic precipitator is a deep purification and dust removal device that relies on the principle of high-voltage electrostatic adsorption combined with a wet spray washing process.
It is mainly designed for pollutants such as ultrafine dust, flue gas droplets, gypsum slurry, and acid mist aerosols that are difficult to handle by dry dust removal methods.
The equipment adopts a corrosion-resistant modular electric field structure.

Utilizing the conductivity of wet flue gas, fine particles are charged and adsorbed onto the electrodes. Then, continuous spray water film automatically washes away the dust, preventing secondary dust generation. The equipment features low resistance, high purification accuracy, and excellent emission indicators. Specifically designed for low-temperature saturated wet flue gas conditions, it is a core supporting equipment for industrial ultra-low emissions, whitening and demisting, and deep dust removal, and is widely applicable to various environmental protection upgrade and renovation projects.
Targeting difficult-to-treat pollutants such as industrial wet flue gas, ultrafine PM2.5 dust, gypsum droplets, acid mist, tar particles, and organic aerosols, this machine boasts high-precision, stable, and long-lasting purification capabilities. It compensates for the shortcomings of dry dust removal methods, meets stringent ultra-low emission requirements, and is suitable for long-term continuous industrial operations.
The overall dust and mist removal efficiency reaches 99.9%, with excellent interception effects on ultrafine dust and fine droplets. It effectively eliminates white smoke and trailing issues in flue gas, ensuring stable compliance with purified flue gas standards. It is suitable for enterprises upgrading their environmental protection systems, significantly improving flue gas emission quality.
Utilizing a water film spray automatic cleaning mode, manual disassembly and cleaning are unnecessary. A continuous water film is formed on the entire surface of the electrode plates through uniform spraying, continuously washing away adsorbed dust and slurry. This ensures thorough cleaning, stable operation, and completely eliminates problems such as electrode plate accumulation, scaling, and electric field blockage.
The high-voltage power supply and control system of the equipment comply with industrial energy-saving and safety standards. It features constant voltage and constant current intelligent regulation functions, automatically adapting operating parameters according to flue gas conditions. Energy consumption is controllable, operating noise is low, and it has strong adaptability to various operating conditions, capable of withstanding high humidity, corrosion, and low-temperature saturated flue gas environments for extended periods.
Equipped with a closed-loop circulating water system and a liquid collection and drainage structure, wastewater can be centrally collected and recycled, saving water and energy. The overall fully enclosed structure design eliminates flue gas leakage and air/mist leaks, making equipment operation and maintenance simple, safe, and reliable.
The equipment comes standard with an integrated corrosion-resistant high-voltage electrostatic field unit. The anode plates and cathode discharge system are made of high-end corrosion-resistant materials, resistant to acid, alkali, and moisture corrosion, suitable for long-term high-humidity flue gas conditions. The modular design allows for disassembly, maintenance, and parts replacement without special tools. Combined with a dedicated insulating and sealed protective structure, it effectively prevents creepage, leakage, and short-circuit faults in high-humidity environments, ensuring continuous and stable output of the electric field. The equipment is corrosion-resistant, has a long lifespan, and its purification performance remains consistent over time.
The equipment is specifically designed for various conditions following wet desulfurization, including saturated wet flue gas and environments containing mist and dust. It is widely applicable to deep environmental governance scenarios in industries such as power, chemical, metallurgy, and building materials. Core application scenarios include: deep dust removal of flue gas after desulfurization in thermal power plants, end-of-pipe desulfurization in sintering machines, boiler wet flue gas treatment, chemical acid mist purification, waste incineration flue gas treatment, biomass boiler flue gas, gypsum slurry droplet treatment, industrial kiln wet flue gas whitening, spray painting fumes, and ultra-low emission processes such as the treatment of moist ultrafine dust.
The equipment comes pre-installed with standardized and complete wet dust removal components, including corrosion-resistant electrode plates, high-efficiency cathode wires, high-strength insulation devices, an intelligent high-voltage control system, uniform spray pipelines, a liquid collection structure, and a complete set of sealing accessories. The components are comprehensive and highly adaptable. The entire machine adopts a fully enclosed, corrosion-resistant integrated structure, coupled with a special moisture-resistant and corrosion-resistant sealing gasket, completely eliminating corrosion leakage, high-voltage leakage, and flue gas cross-ventilation problems, resulting in extremely high overall stability.
The product supports customization of electric field dimensions, airflow parameters, and corrosion-resistant material solutions in multiple specifications. It can be matched with exclusive equipment configurations based on on-site flue gas humidity, dust characteristics, droplet content, and processing airflow, precisely adapting to various differentiated ultra-low emission conditions for wet flue gas. It is compatible with both new equipment installations and upgrades of existing environmental protection equipment.
Wet electrostatic precipitators primarily focus on deep dust and mist removal, suitable for various scenarios involving saturated wet flue gas after wet desulfurization. They are not suitable for dry, high-temperature dust conditions. They can be used in combination with bag filters and dry electrostatic precipitators to achieve multi-stage, high-efficiency purification.

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