Full definition
An air receiver tank is a crucial component in pneumatic systems, serving as a pressure vessel that stores compressed air. Its primary functions include buffering compressor pulsations, providing peak flow during high demand, and enabling longer on/off cycles for the compressor, which enhances its lifespan and efficiency. The volume of the air receiver tank is typically recommended to be 10 times the compressor's flow rate, as per VDI 3861, and is expressed in cubic meters per minute (m³/min) or liters. For example, if a compressor has a flow rate of 1 m³/min, the air receiver tank should ideally have a capacity of at least 10 liters to meet operational demands effectively.
Air receiver tanks are equipped with several safety and monitoring features, including a safety valve compliant with ASME or PED standards, a pressure gauge for monitoring internal pressure, and both automatic and manual drain valves to manage condensate build-up. The design pressure of these tanks can reach up to 16 bar, ensuring they can handle high-pressure systems commonly found in industrial applications. Proper installation and maintenance of the air receiver tank are essential to ensure optimal performance and safety in pneumatic systems.
The design and construction of air receiver tanks must adhere to rigorous standards such as ASME Section VIII, which outlines the requirements for pressure vessels, and EN 286, which provides specifications for non-automatic welded pressure vessels. These standards ensure that the tanks are built to withstand the stresses of compressed air storage while maintaining safety and reliability. Manufacturers like Kaeser, Atlas Copco, and Prevost produce high-quality air receiver tanks that are widely used in various industries, ensuring compliance with these standards and providing reliable solutions for compressed air management.