With industrial site operators facing increasing scrutiny around safety, environmental factors and business continuity, fire safety measures are more critical than ever for fuel storage tanks especially with the Iran war putting a premium on fuel assets.

Petrochemical, oil and gas, aviation and mining facilities often store enormous volumes of highly flammable liquids, which means that even relatively minor ignition events can cost lives and shut down sites.

One of the key challenges with fuel storage tanks is that fires can start in several ways. Lightning strikes, for example, remain a major ignition source, particularly for above ground tanks with floating roofs. Static electricity, welding activities, overheated machinery and fuel vapour ignition can also trigger dangerous incidents.

The result is that industrial site managers are investing in integrated fire-protection systems that combine prevention, detection and suppression technologies. Following are five technologies that Delta Fire supplies which can make a real safety difference.

 RGA lightning protection

Lightning is one of the leading causes of fuel tank fires around the world, especially in nations such as Australia where severe storms are common.

Retractable grounding assembly (RGA) systems cut the risk of ignition from lightning strikes on storage tanks and associated infrastructure. The technology, which can be installed in a couple of hours on new or existing tanks, grounds the floating roof to the wall of the tank to prevent sparks and other ignition sources when lightning strikes. Energy from the lightning is safely directed into the ground before it can ignite any flammable vapours. These systems are engineered specifically for hazardous industrial environments and lower operational risks, environmental exposure and costly downtime.

2. SafeCable linear heat detection wire

The SafeCable wire ensures continuous temperature monitoring across hazardous industrial environments. Unlike conventional spot detectors, the cable is a combination of polymer and digital technologies that can detect heat anywhere along its entire length.

The wiring is usually installed around tank perimeters, cable trays, pipelines and roof structures where early fire detection is critical. Once abnormal heat levels are detected, alarms can activate automatically, triggering suppression systems or alerting operators before flames spread.

 FIREMIKS foam dosing systems

The renowned FIREMIKS systems are water driven foam proportioners that precisely inject foam concentrate into water streams without requiring external electrical power. This makes them particularly reliable during fire emergencies if power fails. Foam systems are essential for fuel storage tank fires because foam blankets suppress flammable vapours, cool fuel surfaces and help prevent reignition.

The Firemiks solutions are simple, compact, easy to test and can connect to an atmospheric concentrate tank for refilling during operations. They deliver accurate foam ratios under varying flow conditions, ensuring efficient suppression while minimising foam waste.

 Tank foam pourers

These discharge devices produce low-expanded foam for fixed roof or floating roof tank protection. In the event of a fire, they aerate the foam and spread it over the surface of the burning liquid, effectively creating a stable, vapour sealing blanket across the tank surface. Oxygen exposure is reduced, and the fuel surface is cooled.

Unlike direct high pressure application methods that can disturb burning fuel, foam pourers  release the foam in a controlled way, which is particularly important for full surface tank fires. The ability to provide broad, even foam coverage helps firefighters contain incidents more efficiently and lowers the risk of reignition.

 Fire-fighting foam fog/jet monitors

Such monitors deliver water and foam with precision over long distances. They are akin to big foam cannons and are often installed strategically around tank farms and high risk industrial areas to provide rapid response capabilities during fire emergencies. They enable exceptional delivery of water or foam as a jet or a spray.

The monitors have high capacity flow rates and can be operated remotely, allowing emergency crews to attack fires from safer distances. The ability to switch between water cooling and foam suppression is also an advantage.

 Growing threats

As fuel storage infrastructure continues to age and industrial facilities expand, the importance of integrated fire protection strategies will only rise.

 For their part, fire-protection experts such as Delta Fire offer and deploy a range of specialized technology, including the above-mentioned products. Together, these sophisticated systems work best as part of an overall safety strategy, rather than as standalone solutions.

Engaging the services of experienced fire-suppression experts can be a game changer on these industrial sites, protecting people and safeguarding fuel assets.

Delta Fire Australasia specialises in the design and installation of fire-suppression systems for fuel storage tanks on industrial sites, find out more.