What is the mechanism of fire-extinguishing agent?

The mechanism of fire-extinguishing agent is mainly divided into isolation, smothering, cooling and chemical suppression. However, the fire triangle of battery is difficult to destroy, as the three elements of fire triangle can be provided by the battery itself. In addition, LIB fire is a complex fire with the characteristics discussed above.

What is a fire extinguishing system?

The fire extinguishing system is a significant part to extinguish fires in progress and prevent the spread of fires . The fire extinguishing system is usually in standby mode and is controlled by the signal processing system. When a fire occurs, the built-in fire extinguishing agents are released for extinguishing.

Do intelligent fire-fighting systems effectively extinguish Lib fires?

Intelligent fire-fighting system effectively extinguishes LIB fires that have already occurred. This review proposes a complete set of solutions for the thermal safety of LIBs. With the continuous advancement of global energy transformation, renewable energy has emerged as a promising alternative to traditional fossil fuels.

How do fire extinguishers work?

When a fire occurs, the built-in fire extinguishing agents are released for extinguishing. To date, researchers have carried out adequate analyses of the TR mechanisms of LIBs and have achieved important progress in battery monitoring, thermal management, and fire extinguishing [58, 59, 60].

Can foam extinguishing agent be used in energy storage station fire?

DNV GL did not recommend the use of foam extinguishing agent in the fire of energy storage stations because the battery module fire required rapid cooling to dissipate heat. Compared with water, foam had more difficulty penetrating the gap of battery packs and cooling the insides of batteries. 4.3.4. Liquid Nitrogen

How fire suppression technology can improve the fire-extinguishing and cooling effect?

Appropriate fire suppression technology strategy can improve the fire-extinguishing and cooling effect of fire-extinguishing agent and inhibit the re-ignition of LIBs fire. The fire suppression strategies can be summarized as follows: