Explosion Isolation

Total explosion risk management must include ways for preventing crippling business downtime and minimizing the devastation of equipment, facility and potential life loss. Fike's proven Explosion Isolation systems prevent the propagation of flame from one part of the process to another through the use of fast-acting explosion isolation valves and/or chemical barriers.

                  

Brochures


 Explosion Protection Solutions

Every application, process and facility is unique and requires a complete assessment to determine what needs to be protected and the most effective means for accomplishing the safety goals. Fike offers a wide range of both standard and non-standard explosibility tests designed to assist companies in identifying and mitigating costly explosion hazards — all completed at Fike’s own state-of-the-art testing laboratories.

Applications


 Vapor Recovery System

Code: EAP 1001
Supplier: Fike

The enactment of the Clean Air Act has placed an increasing focus on the need to recover and/or destory vapor emissions. This requirement has led tot he development of closed vapor collection or destruction systems where volatile gases or vapors are collected and transported to some type of processing equipment, i.e. thermal oxidizer, flare, boiler, condenser, etc. These vapor collection systems help safeguard the environment, but can also create a dangerous potential for fire and explosion.

 Product Drying

Code: EAP 1002
Supplier: Fike

In the production of powdered food or pharmaceutical products, one process step involves drying the product. This is commonly done by a fluid bed or spray dryer. Inherent to this process is the requirement to suspend the powder in air. The suspended powder may create a dangerous potential for an explosion and in cases where a flammable solvent or gas is present with the powder (hybrid mixture) this explosion potential is magnified.

 Dust Collection Systems

Code: EAP 1003
Supplier: Fike

Dust collection involves the removal, or collection, of solid particles from a flowing air stream, for the purpose of eliminating nuisance dust, the safety and health considerations of employees, product quality improvements, and the collection of powdered products.

 Thermal Oxidation Systems

Code: EAP 1007
Supplier: Fike

To bring VOC emissions and air toxins into compliance with the Clean Air Act Amendments of 1990 many facilities are utilizing thermal oxidation systems. A thermal oxidizer is a refractory-lined vessel equipped with a burner, which thermally decomposes volatile organics in a gas stream. These systems include direct-fired oxidizers, recuperative and regenerative thermal oxidizers, and catalytic oxidizers.

 Bucket Elevators

Code: EAP 1008
Supplier: Fike

Bucket elevators are among the most common conveyors used for making vertical lifts of bulk materials. The materials being conveyed can vary over a wide range of sizes, from powders to pellets. Most of these bulk materials inherently produce dusty conditions within the bucket elevators, creating explosion hazards.

 Manual Fill Hopper

Code: EAP 1019
Supplier: Fike

This process includes a hopper for manually feeding product into a powder handling plant. Filling of product hoppers can cause dust particles to become agitated and suspended in air. This dust laden atmosphere can then support a deflagration if an ignition is introduced. A dust collector is installed onto the hopper to pull vacuum, which in effect limits the amount of dust that will become airborne both inside and outside the hopper when feeding the product.

 Elevator Silo Filter

Code: EAP 1020
Supplier: Fike

At an elevator facility, a truck unloading system is used to move grain from the truck into storage silos. While conveying grain throughout the system, fine dust will become airborne creating a risk for dust explosion in practically every process section (see Figure on page 3 from left to the right): truck unloading hopper, bucket elevator, silo and dust aspiration/filter system.

 Bus Network Technology

Code: PHEP 001
Supplier: Fike

Fike introduces the use of bus network technology to the explosion protection industry. Fike’s explosion protection control system uses bus network technology to exchange information between its components, and to “connect”protection controllers to ‘enlarge’ the protected area if required.

 Explosion Pressure Detectors - Selection Guide

Code: PHEP 002
Supplier: Fike

Single detection is sufficient for most applications, however paired detection is an option dependent on customer preference (some users have a tradition of using 2 detectors in tandem at each detection point (location) or 2 detectors may be required to achieve a stable working system for specific high demanding applications

 Module Selection Guide

Code: PHEP 003
Supplier: Fike

The cornerstone of the system is the Explosion Protection Controller (EPC). The EPC is an addressable panel that has the ability to retain event history for enhanced system diagnostics.

Datasheets


 Ventex - Passive Explosion Isolation Valve

Code: X.1.24.01-1
Supplier: Fike

The risk of an industrial explosion occurs in many stages of production, transportation and storage of combustible dusts and gases. Apart from preventative measures to reduce the explosion risk, appropriate constructive explosion measures will protect against the effects of explosions.

 Explosion Isolation Valve

Code: X.1.32.01-1
Supplier: Fike

The Fike Explosion Isolation Valve (EIV) consists of:
• Stainless steel full ported conduit gate
• Pipe flanges to fit ANSI 150 bolting
• Bolted mild steel housing
• Cushioned gate
• Mechanical lockout
• Optional gate position sensor
• Gas cartridge actuator (GCA)

 Explosion Isolation System

Code: X.1.36.01
Supplier: Fike

Explosion protection, such as explosion venting or explosion suppression, have been widely practiced for many years, explosion isolation has only recently been recognized in the United States. The 1997 edition of National Fire Protection Association’s (NFPA 69) Standard provides guidance on the subject.

 Explosion Isolation Pinch Valve (EIPV)

Code: X.1.42.01-1
Supplier: Fike

The EIPV, used in conjunction with other Fike explosion protection system components, is designed to provide an economical way to prevent deflagration propagation through interconnecting pipes or conveying lines to additional process equipment or operating locations.

 Ball Valve Lockout Assemblies

Code: X.1.44.01
Supplier: Fike

Fike Ball Valve Lockout Assemblies provide a means to physically prevent an accidental discharge of an explosion suppression or isolation container into the process vessel. Each Ball Valve is equipped with electrical contact switches that prevent the unintentional arming of the explosion protection system controller (EPC).


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