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<center>Symposium for the Inauguration of the LHC Cryogenics</center>

from Thursday, May 31, 2007 (8:00 AM) to Friday, June 1, 2007 (6:00 PM)


        : Sessions
    /     : Talks
        : Breaks
May 31, 2007
Jun 1, 2007
AM
9:00 AM
Session 1 : Opening Session (until 9:30 AM)
9:00 AM Welcome and opening of the symposium - Robert Aymar (CERN)  
9:10 AM Scientific and technical challenges of the LHC - Philippe Lebrun (CERN)  
Slides
9:30 AM
Session 2 : LHC cryogenics I: Refrigeration & cooling methods (until 10:30 AM)
9:30 AM Overview of the LHC cryogenic system - Rob van Weelderen (CERN)  
Slides
9:50 AM Spot: Saturated superfluid helium cooling in bayonet heat exchanger: Challenges and perspective - Bernard Rousset (CEA Grenoble)  
10:00 AM Power refrigeration at 4.5 K and 1.8 K - Mr Serge Claudet (CERN)  
Slides
10:20 AM Spot: High efficiency machinery in power refrigeration - Thomas Ungricht (Linde Kryotechnik AG)  
Slides
10:25 AM Spot: Cold compressors: Challenge and perspective - Seiichiro Yoshinaga (Ishikawajima-Harima Heavy Industries Co., Ltd)  
Slides
10:35 AM --- Coffee break ---
11:05 AM
Session 2: LHC cryogenics I: Refrigeration & Cooling methods: LHC experiment cryogenics (until 12:30 PM)
11:05 AM Cooling methods of the large superconducting magnets for LHC experiments - Goran Perinic (CERN)  
Handout
Slides
11:25 AM Spot: Thermosyphon cooling: Challenge and limits - Philippe Bredy (CEA Saclay)  
Slides
11:35 AM Refrigeration for ATLAS and CMS experiments - Nicolas Delruelle (CERN)  
Slides
11:55 AM Spot: CMS cryogenics: Supply of an integrated turn-key system - Pascale Dauguet (Air Liquide DTA)  
Slides
12:05 PM Cryogenics for liquid argon calorimeters - Caroline Fabre (CERN)  
Slides
9:00 AM
Session 3: LHC cryogenics II: Operation and control (until 10:00 AM)
9:00 AM Coping with transients - Luigi Serio (CERN)  
Slides
9:20 AM Spot: Quench relief valves: Challenge and perspective - Raphaël Couturier (VELAN SAS)  
Slides
Spot
9:25 AM Spot: Quench in magnet strings - Maciej Chorowski (Wroclaw University of Technology)  
Slides
9:35 AM Instrumentation and controls challenges - Juan Casas-Cubillos (CERN)  
Slides
9:55 AM Spot: Calibration of 6000 thermometers - Jean-Pierre Thermeau (IPNO-IN2P3/CNRS)  
Slides
10:05 AM
Session 3: LHC cryogenics II: Operation and control (until 11:25 AM)
10:05 AM Transients scenarios for the cryogenic operation of superconducting magnets of LHC experiments - Ruggero Pengo (CERN)  
Slides
10:25 AM Spot: Flexible transfer lines - Klaus Schippl (Nexans Deutschland Industries GmbH & Co. KG)  
Paper
10:35 AM --- Coffee break ---
11:00 AM Operation challenges and cryogen management at the LHC - Dimitri Delikaris (CERN)  
Slides
11:30 AM
Session 4: Closing Session (until 12:30 PM)
11:30 AM Future perspectives for large cryogenic system - Laurent Jean Tavian (CERN)  
Slides
12:00 PM Inauguration of the LHC cryogenics  
PM
12:30 PM
Session 2: LHC cryogenics I: Refrigeration & cooling methods: Introduction to the visits (until 12:40 PM)
12:30 PM Introduction to the Visits - Friedrich Haug (CERN) Luigi Serio (CERN)  
Slides
12:40 PM --- Lunch ---
2:00 PM
Technical visits: Visits of CERN facilities (until 6:00 PM)
7:30 PM --- Banquet ---
12:30 PM --- Farewell cocktail ---
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