LHC Beam Operation workshop - Evian 2011

from Monday 12 December 2011 (10:00) to Wednesday 14 December 2011 (13:00)
Royal Hotel

        : Sessions
    /     : Talks
        : Breaks
12 Dec 2011
13 Dec 2011
14 Dec 2011
AM
10:15 --- Welcome Coffee ---
10:45 Opening remarks and setting the scene - Mike Lamont   (Salon Edelweiss/Hélianthème)
Paper
Slides
11:00
Session 1: Review 2011 (until 12:50) (Salon Edelweiss/Hélianthème)
Minutes
11:00 Introduction and review of the year including OP issues - Mirko Pojer  
Paper
Slides
11:30 Premature dumps - analysis- number and cost, areas to target - Markus Albert  
Paper
Slides
11:55 Availability and statistics - analysis, areas to target + SEUs, improvements in stats and faults collection - Alick Macpherson  
Paper
Slides
12:20 Turnaround - analysis, Possible improvements, combined R&S, precycles, injection - Walter Venturini Delsolaro  
Paper
Slides
08:30
Session 4: Operational performance (until 10:10) (Salon Edelweiss/Hélianthème)
paper
08:30 Aperture & optics – measurements and conclusions - Stefano Redaelli  
Paper
Slides
08:55 Emittance preservation in LHC: Present understanding, possible improvements/gains, required diagnostics - Verena Kain  
09:20 Intensity ramp-up: 2011 experience - Limitations, mitigation, risks, strategy, pushing it in 2012, 1380 in 3 weeks? - Markus Zerlauth  
Paper
Slides
09:45 Transverse feedback: high intensity operation, AGC, IGC, lessons for 2012 - Daniel Valuch  
10:10 --- Coffee Break ---
10:40
Session 5: Beam loss and machine protection (until 12:20) (Salon Edelweiss/Hélianthème)
paper
10:40 MPS response: issues, close shaves, holes, commissioning and validation procedures, rMPP role and response, change management (incl. SW releases) - Markus Zerlauth  
Paper
Slides
11:05 UFOs: statistics, dependencies, MKI findings, hypotheses, models, FLUKA results, extrapolation to 7 TeV - Tobias Baer  
Paper
Slides
11:30 Multi-turn losses and cleaning: collimator set-up, loss map methodology and frequency, use of on-line data to validate - Gianluca Valentino  
Paper
Slides
11:55 Beta* reach: in depth analysis of 2011 – orbit, tolerances, aperture, feed-in to 2012, correction below 1 m, risk from asynch dump, hw limitations - Roderik Bruce  
Paper
Slides
09:00
Session 8: 2012 (until 10:40) (Salon Edelweiss/Hélianthème)
09:00 View from experiments including special physics run - Benedetto Gorini  
Abstract
Slides
09:25 Outlook for 2012 - Mike Lamont  
Paper
Slides
09:50 Implications of higher energy - summary of benefits, issues, commissioning cost, (SEUs? Cryo, QPS margins? Potential availability issues?) - Reyes Alemany Fernandez  
Abstract
Paper
Slides
10:15 First thoughts on MD priorities for 2012 - Frank Zimmermann  
10:40 --- Coffee break ---
11:00
Session 9: Summary of Sessions (until 11:40) (Salon Edelweiss/Hélianthème)
11:00 Summary of Session 1 - Jorg Wenninger  
Slides
11:05 Summary of Session 2 - Jan Uythoven  
Minutes
Slides
11:10 Summary of Session 3 - Malika Meddahi  
Slides
11:15 Summary of Session 4 - Bernhard Holzer  
Slides
11:20 Summary of Session 5 - Brennan Goddard  
Slides
11:25 Summary of Session 6 - Eva Barbara Holzer  
Slides
11:30 Summary of Session 7 - Gianluigi Arduini  
Slides
11:40
Wrap-up (until 12:10) (Salon Edelweiss/Hélianthème)
PM
12:50 --- Buffet Lunch ---
14:00
Session 2 : Availability (until 15:40) (Salon Edelweiss/Hélianthème)
14:00 QPS - analysis of main problems, areas to target, possible improvements - Reiner Denz  
Abstract
Paper
Slides
14:25 Cryogenics - analysis, main problems, SEUs, beam related issues - Serge CLAUDET  
Abstract
Slides
14:50 Technical stops: what were the issues in 2011, minimizing impact and improving recovery - Matteo Solfaroli Camillocci  
Abstract
Paper
Slides
15:15 R2E – experience and outlook for 2012 - Giovanni Spiezia  
Abstract
Paper
Slides
15:40 --- Coffee Break - Room registration starts ---
16:15
Session 3: Injection (until 18:00) (Salon Edelweiss/Hélianthème)
paper
16:15 Transfer lines - stability and optimization - Lene Norderhaug Drosdal  
Paper
Slides
16:40 Injection losses and protection, de-bunching, availability, sunglasses - Wolfgang Bartmann  
Paper
Slides
17:05 Beam preparation in injectors & beam characteristics through the injector complex - Karel Cornelis  
Slides
17:35 Injection and Dump Systems - Chiara Bracco  
19:30 --- Dinner ---
12:20 --- Buffet lunch ---
14:00
Session 6 : Systems operational performance (until 15:15) (Salon Edelweiss/Hélianthème)
paper
14:00 Orbit and tune feedbacks/diagnostics – user perspective, performance, issues (ADT,QT trips) - Laurette Ponce  
Abstract
Paper
Slides
14:25 Beam instrumentation - critical overview, beam size measurements – what happened to bunch by bunch, BPM (briefly) - Mariusz Gracjan Sapinski  
14:50 RF - matching, blow-up etc. system performance, intensity limits for 2012, de-bunching - Philippe Baudrenghien  
Abstract
Paper
Slides
15:15 --- Coffee Break ---
15:45
Session 7: Limitations (until 17:50) (Salon Edelweiss/Hélianthème)
paper
15:45 Impedance effects on beam stability - Nicolas Mounet  
Paper
Slides
16:10 Beam induced heating - Benoit Salvant  
Paper
Slides
16:35 E-cloud effects - Giovanni Rumolo  
Paper
Slides
17:00 e-cloud & vacuum instabilities - Giuseppe Bregliozzi  
Paper
Slides
17:25 Luminosity lifetime - protons - Giulia Papotti  
Paper
Slides
17:50 --- Short Break ---
18:05
Talks from the experiments (until 19:45)
18:05 TOTEM - Simone Giani (CERN)  
Slides
18:25 LHCb - Pierluigi Campana (Laboratori Nazionali di Frascati (LNF))  
Slides
18:45 ALICE - Paolo Giubellino (Universita e INFN (IT))  
Slides
19:05 ATLAS - Dr Fabiola Gianotti (CERN)  
Slides
19:25 CMS - Guido Emilio Tonelli (CERN)  
Slides
20:00 --- Cocktails and Dinner ---