The Deluge Sprinkler System

05/07/2023
The Deluge Sprinkler System

The first step in protecting your building and its contents from fire damage is selecting the right fire suppression system.

This will vary depending on the type of your building and what’s located within the building. In this blog we will take a detailed look at the deluge fire suppression system. A deluge sprinkler system offers several benefits that make it a preferred choice in certain applications.

Deluge systems are used in places that are considered high hazard special risk areas where a rapid-fire growth is expected. They are most commonly used in power plants, waste & recycling, waste to energy, renewables, chemical storage and industrial processing facilities. They can also be used to protect localised machinery or equipment such as at aircraft hangers or locations with flammable liquids. 

Deluge sprinkler systems are designed to provide a quick response in high-risk environments where fire can spread rapidly. Unlike traditional sprinkler systems that activate individually, a deluge system activates all sprinklers simultaneously when a fire is detected. This ensures an immediate deluge (flood) of water over a wide area, suppressing the fire rapidly and preventing its spread. Due to the large amount of water released deluge systems can be used to cool surfaces and prevent explosions of processing lines.

Case study - Industrial Forging Facilities

RFE are experienced at designing and installing deluge systems according to your specific requirements. The risk of catastrophic fires in industrial forging facilities is a reality the industry faces daily and earlier this year RFE were requested to design, install and commission an appropriate fire-suppression system for an industrial forging facility in South Yorkshire, who required their high-risk equipment to be safeguarded from fire. 

Industrial forging facilities produce products for the aerospace and automotive industries using expensive equipment such as hydraulic presses and works involve high-temperature processes, operating at temperatures of up to 2000˚F (1093˚C) in close proximity to highly combustible materials such as hydraulic and lubricating oils, making fire safety a critical concern. These pose unique fire hazards that, in the event of a fire, could result in significant damage and extended unplanned shutdown of operations.

Deluge sprinkler systems are specifically designed to provide rapid and extensive fire suppression capabilities in such environments. A deluge sprinkler system can help by providing an immediate cooling effect when activated. The water discharge not only extinguishes the fire but also reduces the temperature of the surrounding area, minimizing the chances of re-ignition and heat-related damages.

Additionally in forge works sparks and hot embers can be generated during metalworking processes. These embers can potentially ignite nearby combustible materials and cause fires to spread rapidly. A deluge sprinkler system, with its comprehensive water discharge, can quickly suppress and cool down any embers or sparks, preventing the fire from spreading and minimizing the risk of extensive damage.

A deluge system was selected as the best solution to provide protection of all identified hazards. It is relatively low cost, nontoxic and safe for plant personnel. Industrial forge works are typically subject to strict fire safety regulations and codes and implementing a deluge sprinkler system can help forge works comply with these requirements, ensuring a safe working environment and potentially reducing insurance premiums due to enhanced fire protection measures.

Deluge sprinkler systems can be customized based on the specific requirements and layout of an industrial forge works. Depending on the size and configuration of the facility, the number and placement of sprinkler heads, water supply capacity, and zoning can be tailored to maximize fire protection efficiency and minimize water damage to sensitive equipment or products.

Our final testing was successfully completed last month and the firm can now rest assured that their assets are safely protected from the risks of fire. 

An insight into deluge systems wouldn’t be complete without mention of their disadvantages. Their main drawback is the problem of water damage to electrical systems, and this can be significantly reduced when using a deluge fire suppression system. Most importantly make sure that the system is designed well, taking into consideration the specific requirements of protecting any electrical equipment. This may involve using protective enclosures, barriers, or designing zones to minimize water exposure. In addition, providing adequate training to personnel responsible for operating the deluge system is a necessity. This includes understanding the risks associated with water damage to electrical systems and implementing appropriate emergency response procedures to minimize potential damage. Implementing measures to protect critical electrical equipment from water exposure, such as using waterproof enclosures, sealants, or barriers, and ensuring proper grounding and insulation of electrical components all limit the potential of water damage.  By implementing these measures, the risk of water damage to electrical systems can be all but eliminated. 

It goes without saying that a comprehensive maintenance program for the deluge system should be followed. This includes regular inspections, testing, and maintenance according to relevant codes and standards. This helps identify any potential issues and ensures the system operates as intended during an emergency.

It's also important to note that the suitability of a deluge sprinkler system depends on the specific fire protection requirements of each facility or application. Consulting with a fire protection professional is recommended to assess the optimal system for a particular environment. 

To speak to us to find out which fire suppression system is right for you, please get in touch with our experienced team on 01748 825612, or alternatively email us at enquiries@richmondfire.co.uk 

Important Notice: Any opinion expressed in this column (blog, article) is the opinion of the author and does not necessarily represent the official position of Richmond Fire Engineers Ltd. In addition, this piece is neither intended, nor should it be relied upon, to provide professional consultation or services.

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