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Bernard Pirollet TS-CV-EPA CMS ventilation system Air handling units Principle LHC status UX ventilation modes USC ventilation principle Fire detection.

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Presentation on theme: "Bernard Pirollet TS-CV-EPA CMS ventilation system Air handling units Principle LHC status UX ventilation modes USC ventilation principle Fire detection."— Presentation transcript:

1 Bernard Pirollet TS-CV-EPA CMS ventilation system Air handling units Principle LHC status UX ventilation modes USC ventilation principle Fire detection and smoke extraction Pressurization safe areas Gas extraction Other buildings

2 Bernard Pirollet TS-CV-EPA Air handling units 50 units installed SUX SH USC

3 Bernard Pirollet TS-CV-EPA Principle BRR/T D M N S L M M - L - - LE - E V P BA6 BAY BFY BRR/T BTO BT2 BAY BLP MRM BLP MRM BLO MRE BTT BLO MRE BRR/T BTB BTA BTB BTA P BTB BTA + E E L L P + BT2 PRB BTB BLO MRE L Air supplied & air extracted –Quality –Pressurization –Temperature –Dew point Smoke and gas extraction M M L L M BAY BA6 BLO MRE BLO MRE M BLO MRE BAY

4 Bernard Pirollet TS-CV-EPA Principle LHC status –Cap open / Cap closed –LHC run / Shut down –Purge –Emergency

5 Bernard Pirollet TS-CV-EPA UX ventilation modes Supply Extraction (m3/h) Gas Cap open Shut down (SX) 0 Cap closedShut down Cap closed LHC run (recycling) Purge (fresh air) (RP control) Emergency Cap closed Emergency Cap open (SX) 0

6 Bernard Pirollet TS-CV-EPA USC ventilation principle Supply Extraction (m3/h) Gas Service area Post treatment Racks areas Post treatment /

7 Bernard Pirollet TS-CV-EPA Cold smoke extraction Detection All the air handling units of the concerned area are automatically stopped (Ts/cv) Smoke extraction mode activated by fire men (fire men cubicle) Fire men Air handling units in normal mode restarted by TS-CV End of fire men action Actions During extraction mode extraction filters will be by-passed No action with RP Material design 400°C/2h

8 Bernard Pirollet TS-CV-EPA Fire cubicle

9 Bernard Pirollet TS-CV-EPA PX56 UXC55 PM54 Services USC55 Racks 3 separate & independent areas: Experimental caverns (-) (UX pts 1/2/8 & UXC55 pt5) Protected areas- technical caverns (+) (USA 15 pt1,UX 85 pt8 & USC55 pt5) Safe area (++) (PM/PZ) Pressurization areas (+) M L L S E V M N D M E M L L S E V M N D M E (-) (+ +) Differential pressure M L L S E V M N D M E

10 Bernard Pirollet TS-CV-EPA Pressurization safe areas

11 Bernard Pirollet TS-CV-EPA Gas extraction UX UAEW-520-SX5-UXC55 M M L L L M V BAY BA6 BLO MRE standby m3/h M A M M L L L M V BAY BA6 BLO MRE BLO MRE m3/h M BLO MRE BLO MRE M BLO MRE BT5 BD1 BAY UIAE UIAN UAEW-519-SX5-UXC55

12 Bernard Pirollet TS-CV-EPA Gas extraction USC

13 Bernard Pirollet TS-CV-EPA


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