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Instrument Cave – Fire Protection and Explosion Safety

Instrument Cave – Fire Protection and Explosion Safety. Fredrik Jörud Fire Protection Engineer European Spallation Source ERIC 2019-02-12. Background. Fire and Explosion Safety Programme. Requirement is not only about evacuation. Each instrument is unique.

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Instrument Cave – Fire Protection and Explosion Safety

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  1. Instrument Cave – Fire Protection and Explosion Safety Fredrik Jörud FireProtectionEngineer European Spallation Source ERIC 2019-02-12

  2. Background Fire and Explosion Safety Programme

  3. Requirement is not only about evacuation

  4. Each instrument is unique – it is foreseen that fire and explosion protection have to be adjusted to the actual circumstances

  5. Automatic water suppression inside the instrument cave Metallic heads (or Cage protection)

  6. Sprinkler water supply is prepared for in the instrument halls

  7. Sprinkler pipe drawing

  8. First responder unit needs to quickly identify position of fire or water leakage Water flow Flow alarm valve First Responder Unit

  9. Automatic water suppression in office cubicles placed inside the instrument hall

  10. Paraffin shielding

  11. Specification on paraffin container

  12. Paraffin fill holes on inside of instrument cave ! Automatic extinguishing system inside cave

  13. Polyethylene shielding – fire rated cladding to protect ignition from external source

  14. Explosion safety Keep flammables outside the cave ? HYDROGEN

  15. Explosion safety Example on hydrogen bottle Exhaust pipe 200 bar = 16 mradius • Zone 1: 0.5 maround connection valve • Zone 2: 1.5 m outside zone 1. If the space has a floor area of less than 8 m2, zone 2 is extended to include the entire compartment.

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