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Jet - venturi - Ejector scrubber

A Jet Venturi Ejector Scrubber is an advanced air pollution control device designed to remove particulate matter, fumes, and gaseous contaminants from industrial exhaust streams. Known for its robust design and high efficiency, the scrubber employs the principles of gas-liquid contact to achieve pollutant removal. It is particularly suited for applications involving high-temperature, high-velocity gas streams and situations requiring low maintenance due to its absence of moving parts.

Working Principle

The Jet Venturi Ejector Scrubber functions by utilizing the kinetic energy of a high-velocity liquid jet to capture and remove pollutants from industrial gas streams. A scrubbing liquid, typically water or a chemical solution, is injected at high pressure through a nozzle, creating a vacuum that draws the contaminated gas into the venturi throat. As the gas and liquid mix in the restricted venturi section, intense turbulence breaks the liquid into fine droplets, maximizing the surface area for interaction.

Features and Design

Key Features

The Jet Venturi Ejector Scrubber is distinguished by its simple yet highly efficient design, making it an ideal choice for industrial emission control. Its key features include the ability to handle high-temperature and high-velocity gas streams, ensuring reliable operation in demanding environments. The scrubber has no moving parts, which reduces maintenance requirements and enhances system durability.

Advanced Accessories

To enhance performance and adaptability, Jet Venturi Ejector Scrubbers can be equipped with advanced accessories tailored to specific industrial needs. Key accessories include automated pH and liquid level control systems, ensuring optimal chemical dosing and efficient operation.

Design Considerations

The design of a Jet Venturi Ejector Scrubber must account for various operational and environmental factors to ensure optimal performance and longevity. Key considerations include the gas flow rate and pollutant concentration, which determine the size and capacity of the scrubber.The selection of materials is critical, particularly.

Efficient Gas Purification Solutions

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Applications

The Jet Venturi Ejector Scrubber is a versatile solution for controlling air pollution across a wide range of industrial applications.

  • ☑ ⦁ Ammonia scrubbing
  • ☑⦁ Chlorine gas scrubbing
  • ☑ ⦁ HCI gas scrubbing
  • ☑ ⦁ H2S gas scrubbing
  • ☑ ⦁ Sulfur dioxide scrubbing

Frequently Asked Questions (FAQs)

What is a Jet Venturi Ejector Scrubber?

A Jet Venturi Ejector Scrubber is an air pollution control device designed to remove particulate matter, fumes, and soluble gases from industrial exhaust streams using high-velocity gas-liquid interaction. It is known for its simplicity, high efficiency, and reliability.

The scrubber injects a liquid (such as water or a chemical solution) at high velocity through a venturi throat, creating turbulence. This turbulence allows for efficient mixing of the gas and liquid, enabling the capture of particulates and the absorption of soluble gases. The mixture is then separated, with the cleaned gas released and the pollutant-laden liquid collected.

Jet Venturi Scrubbers are effective at removing fine particulates, mists, and soluble gases such as sulfur dioxide (SO₂), hydrogen sulfide (H₂S), ammonia (NH₃), and hydrochloric acid (HCl). They can also handle corrosive and high-temperature gas streams.

These scrubbers are widely used in industries such as chemical processing, petrochemicals, pharmaceuticals, metal processing, pulp and paper, wastewater treatment, biogas production, and power generation.

What materials are used to construct a Jet Venturi Scrubber?

Jet Venturi Scrubbers are typically constructed from corrosion-resistant materials such as stainless steel, fiberglass-reinforced plastic (FRP), or specialized alloys, depending on the application and the nature of the gas stream.

While effective for particulate and soluble gas removal, Jet Venturi Scrubbers may not be suitable for gases that are insoluble in the chosen scrubbing liquid. Additionally, they require a consistent supply of scrubbing liquid and appropriate disposal or treatment of the pollutant-laden liquid.

Jet Venturi Scrubbers are relatively energy-efficient due to the absence of mechanical gas-moving components. However, energy consumption depends on the liquid pump and the specific operating conditions.

Yes, Jet Venturi Scrubbers can be designed and customized to fit seamlessly into existing air pollution control setups, making them highly adaptable for retrofits or upgrades.