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

from Thursday 31 May 2007 (08:00) to Friday 1 June 2007 (18:00)


        : Sessions
    /     : Talks
        : Breaks
31 May 2007
1 Jun 2007
AM
09:00
Session 1 : Opening Session (until 09:30)
09:00 Welcome and opening of the symposium - Robert Aymar (CERN)  
09:10 Scientific and technical challenges of the LHC - Philippe Lebrun (CERN)  
Slides
09:30
Session 2 : LHC cryogenics I: Refrigeration & cooling methods (until 10:30)
09:30 Overview of the LHC cryogenic system - Rob van Weelderen (CERN)  
Slides
09:50 Spot: Saturated superfluid helium cooling in bayonet heat exchanger: Challenges and perspective - Bernard Rousset (CEA Grenoble)  
10:00 Power refrigeration at 4.5 K and 1.8 K - Mr Serge Claudet (CERN)  
Slides
10:20 Spot: High efficiency machinery in power refrigeration - Thomas Ungricht (Linde Kryotechnik AG)  
Slides
10:25 Spot: Cold compressors: Challenge and perspective - Seiichiro Yoshinaga (Ishikawajima-Harima Heavy Industries Co., Ltd)  
Slides
10:35 --- Coffee break ---
11:05
Session 2: LHC cryogenics I: Refrigeration & Cooling methods: LHC experiment cryogenics (until 12:30)
11:05 Cooling methods of the large superconducting magnets for LHC experiments - Goran Perinic (CERN)  
Handout
Slides
11:25 Spot: Thermosyphon cooling: Challenge and limits - Philippe Bredy (CEA Saclay)  
Slides
11:35 Refrigeration for ATLAS and CMS experiments - Nicolas Delruelle (CERN)  
Slides
11:55 Spot: CMS cryogenics: Supply of an integrated turn-key system - Pascale Dauguet (Air Liquide DTA)  
Slides
12:05 Cryogenics for liquid argon calorimeters - Caroline Fabre (CERN)  
Slides
09:00
Session 3: LHC cryogenics II: Operation and control (until 10:00)
09:00 Coping with transients - Luigi Serio (CERN)  
Slides
09:20 Spot: Quench relief valves: Challenge and perspective - Raphaël Couturier (VELAN SAS)  
Slides
Spot
09:25 Spot: Quench in magnet strings - Maciej Chorowski (Wroclaw University of Technology)  
Slides
09:35 Instrumentation and controls challenges - Juan Casas-Cubillos (CERN)  
Slides
09:55 Spot: Calibration of 6000 thermometers - Jean-Pierre Thermeau (IPNO-IN2P3/CNRS)  
Slides
10:05
Session 3: LHC cryogenics II: Operation and control (until 11:25)
10:05 Transients scenarios for the cryogenic operation of superconducting magnets of LHC experiments - Ruggero Pengo (CERN)  
Slides
10:25 Spot: Flexible transfer lines - Klaus Schippl (Nexans Deutschland Industries GmbH & Co. KG)  
Paper
10:35 --- Coffee break ---
11:00 Operation challenges and cryogen management at the LHC - Dimitri Delikaris (CERN)  
Slides
11:30
Session 4: Closing Session (until 12:30)
11:30 Future perspectives for large cryogenic system - Laurent Jean Tavian (CERN)  
Slides
12:00 Inauguration of the LHC cryogenics  
PM
12:30
Session 2: LHC cryogenics I: Refrigeration & cooling methods: Introduction to the visits (until 12:40)
12:30 Introduction to the Visits - Friedrich Haug (CERN) Luigi Serio (CERN)  
Slides
12:40 --- Lunch ---
14:00
Technical visits: Visits of CERN facilities (until 18:00)
19:30 --- Banquet ---
12:30 --- Farewell cocktail ---