Marine Air Water Separator

Marine Air Water Separator


Marine Air Water Separator is a specialized air treatment device designed for removing moisture, condensed water, and liquid contaminants from compressed air systems used on ships and offshore facilities.

Compressed air systems installed on marine vessels often operate in environments with high humidity, salt spray, vibration, and continuous working conditions. Moisture accumulation inside compressed air pipelines may lead to corrosion, equipment failure, and reduced system efficiency.

Marine Air Water Separator effectively separates water droplets and liquid impurities from compressed air, providing cleaner and drier air for marine equipment and onboard systems.

Marine Air Water Separators are widely used in:

  • Ship compressed air systems

  • Engine room auxiliary systems

  • Marine pneumatic equipment

  • Offshore platforms

  • Ship control systems

  • Deck machinery air systems

Overview

Working Principle of Marine Air Water Separator

Marine Air Water Separator removes moisture from compressed air through centrifugal separation and gravity separation technology.

When compressed air containing water droplets enters the separator, the internal flow structure changes the direction and velocity of the airflow.

Due to the difference in density between air and liquid particles:

  • Heavy water droplets move toward the separator wall

  • Liquid contaminants fall into the collection chamber

  • Clean compressed air flows through the outlet

The separated moisture is discharged through the drain system, maintaining continuous air treatment performance.

Main Components of Marine Air Water Separator

ComponentFunction
Separator BodyProvides pressure resistance and protects internal components
Air InletAllows compressed air containing moisture to enter
Air OutletTransfers separated clean air
Separation ChamberCreates airflow separation process
Baffle PlateChanges airflow direction and improves separation efficiency
Drain ChamberCollects separated water and contaminants
Drain ValveRemoves accumulated moisture
Cover AssemblyAllows inspection and maintenance

According to the flange connection standard, the air water separator is divided into the following five types:

TypeDescription
A TypeAir Water Separator with flange dimensions according to CB/T 4196-2011
AS TypeAir Water Separator with flange dimensions according to GB/T 2501-2010
AJ TypeAir Water Separator with flange dimensions according to JIS B 2220:2004
B TypeAutomatic Drain Air Water Separator with flange dimensions according to CB/T 4196-2011
BS TypeAutomatic Drain Air Water Separator with flange dimensions according to GB/T 2501-2010

Basic Parameters

TypePNP MPaDN
A、AS、AJ≦30≦3.020~50
B、BS20~80


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