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Industrial Waste to Energy Incineration Plant

NaHCO3
Active Carbon / Lignite
Ca(OH)2*MgO

Technical Sodium Bicarbonate and Activated Carbon/Lignite Coke for Industrial Waste to Energy Incineration Plants

In the waste management field, waste-to-energy is a crucial process for reducing the volume of industrial waste by converting it into energy. However, this process generates harmful emissions, including sulfur oxides (SOx), hydrogen chloride (HCl), hydrogen fluoride (HF), as well as heavy metals and other volatile organic compounds (VOCs) that are hazardous to the environment. To mitigate these emissions, waste gas treatment systems using advanced technologies and chemical compounds are implemented.

One of the most effective solutions involves the combined use of technical sodium bicarbonate and activated carbon or lignite coke, and, if necessary, also magnesium lime. This method is particularly suitable for purifying exhaust gases produced during the incineration of industrial waste, ensuring environmentally friendly and efficient treatment.

Solution with Technical Grade Sodium Bicarbonate plus Active Carbon or Lignite Coke

The flue gas treatment system based on this solution includes the integration of a dual filtration system. The process begins with the injection of finely ground technical sodium bicarbonate to neutralize the acids produced during combustion, converting them into non-hazardous and easily manageable salts. Activated carbon or lignite coke is then added to the exhaust gas to adsorb heavy metals and volatile organic compounds, significantly improving the quality of the exhaust air.

Magnesium Lime

For some types of industrial plants, adding Magnesium Lime directly to the combustion chamber is very useful because it neutralizes acids at low concentrations, aiding the neutralization work performed by bicarbonate. Furthermore, like activated carbon or lignite coke, it can intercept and bind with certain substances, such as heavy metals, ensuring more effective filtration. This makes it an excellent optional reagent in addition to bicarbonate, activated carbon, or lignite coke.

Design and Realization

MetalTek specializes in the design and manufacture of high-quality mills and feeders with top-quality components. Our equipment is available in various configurations, and upon request, we can design customized loading and injection solutions for every need.

Metaltek Mills Specialized for Technical Grade Sodium Bicarbonate Metaltek Dosers Specialized for Active Carbon or Lignite Coke Metaltek Dosers Specialized for Magnesium Lime

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Metaltek Services: Assistance, Maintenance and Monitoring

Assistance, Maintenance and Monitoring Services on existing systems

Metaltek, with thirty years of experience in the sector, supplies cutting-edge systems for the purification of industrial fumes, designed to guarantee reliability, continuous efficiency and compliance with environmental regulations.

Thanks to our team of highly specialized consultants and designers, we create customized solutions that optimize the use of sodium bicarbonate, activated carbon, lignite coke and magnesium lime , reducing operating costs and waste. We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.

Tek Lab by Metaltek: the exclusive fixed and mobile analysis laboratory for monitoring, testing and innovation

Tek Lab: Analysis and Innovation Laboratory

Tek Lab by Metaltek is a leader in the analysis of industrial fumes and residues. A cutting-edge technology to detect and address issues with overdosing or problems related to excess acids, dioxins, or other harmful compounds. It offers both on-premises analysis and on-site monitoring and analysis with its mobile laboratory.

Quality Products and exclusive Metaltek Services: a benchmark, the state of the art of Industrial Waste to Energy Incineration Plant

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Flue Gas Cleaning with Technical Grade Sodium Bicarbonate, Active Carbon or Lignite Coke and Magnesium Lime

FAQ

What are the typical pollutants produced during industrial waste-to-energy processes?

In addition to sulfur oxides (SOx), hydrochloric acid (HCl), and hydrofluoric acid (HF), the combustion of industrial waste can lead to significant releases of VOCs, dioxins, furans, and heavy metals such as lead (Pb), cadmium (Cd), and mercury (Hg). These compounds pose a significant challenge for the purification of exhaust gases generated by waste-to-energy processes.

Why are technical grade sodium bicarbonate and activated carbon/lignite coke used in industrial flue gas treatment?

Industrial waste can contain a wide range of materials, including plastics, metals, and chemical composites that, upon combustion, release pollutant gases and particles. The use of technical grade sodium bicarbonate neutralizes acids such as SOx, HCl, and HF, while activated carbon/lignite coke is effective at adsorbing heavy metals and VOCs, addressing a broad spectrum of pollutants generated during the waste-to-energy process.

What is the mechanism of action of sodium bicarbonate in industrial flue gas treatment?

Sodium bicarbonate reacts with acids present in exhaust gases through a chemical reaction that converts them into non-toxic salts, such as sodium sulfate or sodium chloride, which can be easily removed. This reaction helps to significantly reduce the acidity of residual gases.

How do activated carbon and lignite coke function in flue gas purification?

Thanks to their highly porous surface, activated carbon and lignite coke are capable of adsorbing a wide range of contaminants, including heavy metals and VOCs, directly from the exhaust gas stream.

Are there differences between activated carbon and lignite coke?

Though both are used in flue gas purification, activated carbon stands out due to its porous structure, which provides a high capacity for absorbing gases and vapors. Lignite coke, on the other hand, is better suited to specific operational conditions and is an economical choice for systems operating at temperatures below 200°C.

What are the benefits of using magnesium lime?

Magnesium lime (magnesium oxide), in addition to sodium bicarbonate, is considered a useful additive in flue gas purification during waste-to-energy processes because both work effectively to reduce acidic pollutants present in the flue gases. The combination of magnesium lime and sodium bicarbonate enables more efficient pollutant reduction compared to using a single agent, improving the purification process and helping meet environmental regulatory standards for industrial emissions. Furthermore, magnesium lime also captures certain substances such as heavy metals, further enhancing the filtration process.

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