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Sliding Door Air Shower: An Effective Solution for Cleanroom Contamination Control

Cleanrooms are essential facilities in various industries, such as pharmaceuticals, electronics, and aerospace. These environments require strict contamination control to ensure product quality, worker safety, and regulatory compliance. One effective solution for maintaining the cleanliness of cleanrooms is the use of air showers. In this article, we will focus on sliding door air showers, their benefits, and how they work.


Sliding Door Air Shower: An Effective Solution for Cleanroom Contamination Control


What is a Sliding Door Air Shower?

A sliding door air shower is a type of cleanroom equipment designed to remove contamination from personnel and equipment before entering the cleanroom. It consists of a chamber with two sliding doors, one for entry and one for exit, and high-velocity HEPA-filtered air nozzles that blow particles off the surface of objects and people. The sliding doors ensure that only one person or object enters or exits the chamber at a time, minimizing the chance of contamination.


Benefits of Using Sliding Door Air Showers

Using sliding door air showers in cleanrooms offers various benefits, including:


Contamination Control

Sliding door air showers effectively remove contaminants from personnel and equipment before entering the cleanroom. This helps to maintain a controlled environment and prevent product contamination.


Worker Safety

The use of air showers reduces the risk of exposure to hazardous materials for cleanroom personnel. The air nozzles blow off particles that could adhere to clothing, skin, or hair, ensuring that workers do not carry contamination into the cleanroom.


Regulatory Compliance

Cleanrooms in industries such as pharmaceuticals and electronics are subject to strict regulatory requirements. The use of air showers can help companies comply with these regulations and avoid costly penalties.


Energy Efficiency

Sliding door air showers are designed to use minimal energy while providing maximum efficiency. They utilize HEPA filters that remove particles as small as 0.3 microns, ensuring that the cleanroom environment remains free from contaminants.


How Does a Sliding Door Air Shower Work?

The sliding door air shower works by creating a high-velocity, turbulent air stream that removes particles from surfaces. When a person or object enters the chamber, the air nozzles blow air onto the surface, removing any particles that may have accumulated. The airflow is directed downwards, allowing the particles to be collected by the floor-level filtration system. The contaminated air is then filtered by the HEPA filter, and the purified air is recirculated back into the chamber.


Maintenance and Cleaning of Sliding Door Air Showers

To ensure the effectiveness of sliding door air showers, they require regular maintenance and cleaning. The HEPA filters need to be replaced periodically, and the nozzles and chamber walls should be cleaned regularly to remove any buildup of contaminants.


Conclusion

Sliding door air showers are a vital component of cleanroom contamination control. They offer various benefits, including contamination control, worker safety, regulatory compliance, and energy efficiency. Understanding how they work and maintaining them properly can help companies achieve a clean and controlled environment for their operations.


FAQs

What is a cleanroom?

A cleanroom is a controlled environment that is designed to maintain low levels of airborne particles, microbes, and other contaminants.


What industries use cleanrooms?

Industries such as pharmaceuticals, electronics, aerospace, and biotechnology use cleanrooms to maintain a controlled environment and prevent contamination.


How often should sliding door air showers be cleaned?

Sliding door air showers should be cleaned regularly to remove any buildup of contaminants. The frequency of cleaning depends on the level of use and the type of contaminants.


What is a HEPA filter?

HEPA (High-Efficiency Particulate Air) filters are designed to remove particles as small as 0.3 microns with a minimum efficiency of 99.97%. They are commonly used in cleanrooms, hospitals, and other applications that require high levels of air filtration.


Can sliding door air showers be customized?

Yes, sliding door air showers can be customized to meet specific cleanroom requirements. For example, they can be designed to accommodate larger equipment or to include additional features such as UV sterilization.


How does a sliding door air shower differ from a regular air shower?

A sliding door air shower has two sliding doors that prevent cross-contamination between the cleanroom and the outside environment. This design is particularly useful in high-traffic areas where multiple people or equipment are entering or exiting the cleanroom at the same time. A regular air shower typically has only one door and is used for smaller items.


Can a sliding door air shower be used in a modular cleanroom?

Yes, sliding door air showers can be installed in modular cleanrooms. They are typically designed to fit into the cleanroom wall system and can be easily integrated into the cleanroom layout.


How long do sliding door air showers last?

The lifespan of a sliding door air shower depends on various factors such as the level of use, the quality of the equipment, and the maintenance schedule. With proper maintenance and cleaning, a sliding door air shower can last for many years.


Stainless Steel Sliding Door Air Shower Technical Parameters


Kwang KW-AS Series Sliding Door Air Shower Spec Sheet
ModelKW-AS-1KW-AS-2KW-AS-3KW-AS-4
MaterialAvailable in 100% SUS304 Stainless Steel and/or High-Quality 1.2 mm Cold-Rolled Steel Plate
Users12-33-46-8
Air Shower Time0- 99s (Adjustable)
Number of Nozzle12(Two Sides)24(Two Sides)36(Two Sides)48(Two Sides)
Mouth Diameter of NozzleΦ30mm
Air Velocity> 25 m/s
Door CloserDorma (German) Door Closer
Electronic LockLCJ Electronic Lock
Filter Efficacy≥99.995% of Particles ≥0.3μm
Control PanelSUS304 frame, LCD display, PLC control system
High Efficiency AirFilter Size(mm)600 × 600 × 120
Exterior Size(mm)1400 x 1000
x 2100
1400 x 2000
x 2100
1400 x 3000
x 2100
1400 x 4000
x 2100
                  Interior Size(mm)          800 x 900
x 1960
800 x 1900
x 1960
800 x 2900
x 1960
800 x 3900
x 1960
Power Source380V, 50HZ, we can made nonstandard voltage for different country
Lighting1 Recessed LED2 Recessed LED3 Recessed LED4 Recessed LED
Maximum PowerConsumption1.1KW2.2KW3.3KW4.4KW



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