Flame Arrester (FDI-FA-707)

Flame Arrester

A flame arrester is a safety device designed to prevent the spread of fire from one area to another through an opening in a partition or a pipe. It functions by allowing fluid or gas to pass through it while preventing a flame from propagating. Flame arresters are commonly used in industries such as petrochemical, oil and gas, and chemical processing where flammable liquids and gases are stored, processed, or transported. The type of flame arrester used depends on the application, the operating conditions, and the type of flammable material being handled.

What is Flame Arrester ?

A flame arrester is a device used to prevent the spread of fire by blocking the passage of a flame through an opening in a partition or pipe. It is commonly used in industries such as petrochemical, oil and gas, and chemical processing to protect against the release and ignition of flammable gases or liquids. The flame arrester operates by allowing fluid or gas to pass through it while stopping the flame from propagating. Different types of flame arresters are available for different applications, operating conditions, and types of flammable materials being handled.

Principles Of Flame Arrester :

The principles of flame arresters are based on the science of fire propagation and the ability to interrupt the flame front. The key principles are:

1. Flame front interruption: A flame arrester operates by interrupting the flame front, which is the leading edge of a fire, and preventing its spread. This is achieved through the use of a porous element, such as a metal or ceramic screen, that has small pores that are smaller than the flame front but large enough to allow the flow of gases or liquids.
2. Heat absorption: When a flame reaches the arrester, the heat from the flame causes the gas molecules near the pores to expand and cool, interrupting the flame front and preventing its spread. This process of heat absorption and cooling is known as quenching.
3. Flow restriction: A flame arrester may also incorporate flow restriction elements to help reduce the velocity of the gas or liquid flowing through it and prevent re-ignition.
4. Material selection: The material used for the flame arrester element must be able to withstand high temperatures and prevent damage or failure during normal or abnormal operating conditions.
5. Certification: Flame arresters must be tested and certified to ensure they meet industry standards and regulations for safety and performance.

By incorporating these principles, a flame arrester can provide an effective barrier to prevent fire from spreading and causing damage to equipment, personnel, or the environment.

What are the different type of flame arresters?

There are several types of flame arresters including:

1. In-Line Flame Arresters: These are installed in the flow stream of a pipeline to prevent the spread of flame.
2. End-of-Line Flame Arresters: These are installed at the end of a pipeline to prevent flame propagation into a tank or other enclosed space.
3. Detonation Arresters: These are designed to prevent the buildup of pressure caused by a shockwave or detonation.

The type of flame arrester used will depend on the specific application and the characteristics of the flammable fluid being transported.

Key Features

A flame arrester has several key features that make it an effective tool for preventing the spread of fire:

1. Porous element: A flame arrester typically consists of a porous metal or ceramic element with small holes or pores that allow the flow of gases or liquids while preventing the passage of a flame.
2. High-temperature resistance: The material used for the flame arrester element must be able to withstand high temperatures to prevent damage or failure during normal or abnormal operating conditions.
3. Flame suppression: A flame arrester must have the ability to quickly suppress a flame and prevent its spread to ensure safety in case of a fire.
4. Compatibility: The flame arrester must be compatible with the type of flammable material being handled, the operating conditions, and the application requirements.
5. Durability: A flame arrester must be durable and able to withstand repeated use and exposure to harsh conditions over time.
6. Maintenance: Flame arresters require regular maintenance to ensure they continue to function properly and provide the necessary level of protection.
7. Testing: Flame arresters must be tested and certified to ensure they meet industry standards and regulations for safety and performance.

Flame Arrester Usage And Application :

Flame arresters are used in various industries where flammable liquids and gases are stored, processed, or transported, including:

1. Petrochemical industry: Flame arresters are used in the storage and transfer of flammable liquids and gases, such as gasoline, diesel, and propane, to prevent fire or explosion.
2. Oil and gas industry: Flame arresters are used in pipelines, storage tanks, and process units to prevent the spread of fire and protect against the release of flammable gases and liquids.
3. Chemical processing: Flame arresters are used in chemical processing plants to prevent the spread of fire and protect against the release of flammable chemicals.
4. Mining: Flame arresters are used in underground coal mines to prevent the spread of fire and protect against the release of flammable gases.
5. Agriculture: Flame arresters are used in the storage and transfer of flammable liquids, such as diesel and propane, in agricultural operations.

The specific type of flame arrester used and its application depend on various factors, including the type of flammable material being handled, the operating conditions, and the design and layout of the system. Proper selection and installation of flame arresters are critical to ensure effective protection and prevent fire or explosion.

Brand	Fidicon Devices India
Size	15NB TO 800NB (ANSI/ASA/ASME B16.5/PN/NPT)
Type	In of Line, End of Line (Free Vent)
Materials	ASTM A216 GR. WCB(CS), SS 316, SS 304, FORGED STEEL ASTM A105, ALUMINIUM, MS, BOROSILICATE TOUGHENED, SS 316TI, PTFE, RUBBER, CAF, FEP, METALLIC SPIRAL WOUND GRAPHITE, and other as per customer requirement.

Safety

A flame arrestor is a device that prevents the spread of flame from one area to another. It is commonly used in the oil and gas industry to prevent fires and explosions in pipelines, storage tanks, and other areas where flammable liquids are stored or transported. A flame arrestor works by disrupting the flame front and dissipating heat, making it difficult for the flame to continue to propagate. To ensure safety, flame arrestors must be properly selected, installed, and maintained to ensure they function as intended in the event of a fire or explosion.