Surge Protection Vessels and Hydropneumatic Tanks: Their Use in Water Treatement

Surge Protection Vessels and Hydropneumatic Tanks

Hydropneumatic tanks and surge protection vessels are essential for water supply and treatment systems. They serve different purposes, but both help maintain the efficiency and integrity of water systems.

Hydropneumatic Tanks: Hydropneumatic tanks are used in water supply systems to store and manage pressurized water. They create a pressurized environment to ensure a steady water flow to the end users. These tanks consist of an air-filled space above a water storage area, separated by a flexible diaphragm or bladder.

In the water treatment industry, hydropneumatic tanks provide various services:

  1. Pressure regulation: Hydropneumatic tanks help maintain consistent water pressure throughout the distribution system, which is essential for adequately functioning treatment equipment and end-user appliances.
  2. Storage: These tanks store water in a pressurized state, ensuring a continuous water supply during peak demand periods or in case of power outages or pump failures.
  3. Shock absorption: Hydropneumatic tanks help absorb water hammer or pressure surges, which can occur when pumps start or stop suddenly, preventing damage to the pipeline and other system components.

Surge Protection Vessels: Surge protection vessels, also known as surge tanks or surge arrestors, are designed to protect water supply systems from pressure surges or water hammer. These surges can occur due to sudden changes in flow velocity, such as when a valve is closed, or a pump is started or stopped. Pressure surges can cause damage to pipes, fittings, and other system components, leading to leaks, ruptures, or even system failure.

In the water treatment industry, surge protection vessels:

  1. Absorb excess pressure: Surge protection vessels have an air cushion or gas-filled bladder that compresses when pressure surges occur, absorbing the extra stress and preventing it from damaging the system.
  2. Dampen pressure oscillations: These vessels help to dampen pressure oscillations, minimizing the impact of water hammer and reducing the risk of damage to system components.
  3. Protect equipment: By mitigating the effects of pressure surges, surge protection vessels help extend the life of pumps, valves, pipes, and other equipment in the water treatment system.

Hydropneumatic tanks and surge protection vessels play critical roles in the water treatment industry by ensuring consistent water pressure, storing during peak demand, and protecting system components from damage due to pressure surges and water hammer.

For more information, contact:

Automatic Controls of Virginia
(804) 752-1000