Name: LHC Beam Operation workshop - Evian 2011
Start: 2011-12-12T10:00:00+01:00
End: 2011-12-14T13:00:00+01:00
Location: Royal Hotel

LHC Beam Operation workshop - Evian 2011

from Monday, December 12, 2011 (10:00 AM) to Wednesday, December 14, 2011 (1:00 PM)

Monday, December 12, 2011

10:15 AM Welcome Coffee
Welcome Coffee
10:15 AM - 10:45 AM
Room: 6th floor
10:45 AM Opening remarks and setting the scene - Mike Lamont
Opening remarks and setting the scene
- Mike Lamont
10:45 AM - 11:00 AM
Room: Salon Edelweiss/Hélianthème
11:00 AM Session 1: Review 2011
11:00 AM - 12:50 PM
Room: Salon Edelweiss/Hélianthème
Contributions

11:00 AM Introduction and review of the year including OP issues - Mirko Pojer

11:30 AM Premature dumps - analysis- number and cost, areas to target - Markus Albert

11:55 AM Availability and statistics - analysis, areas to target + SEUs, improvements in stats and faults collection - Alick Macpherson

12:20 PM Turnaround - analysis, Possible improvements, combined R&S, precycles, injection - Walter Venturini Delsolaro
12:50 PM Buffet Lunch
Buffet Lunch
12:50 PM - 2:00 PM
2:00 PM Session 2 : Availability
2:00 PM - 3:40 PM
Room: Salon Edelweiss/Hélianthème
Contributions

2:00 PM QPS - analysis of main problems, areas to target, possible improvements - Reiner Denz

2:25 PM Cryogenics - analysis, main problems, SEUs, beam related issues - Serge CLAUDET

2:50 PM Technical stops: what were the issues in 2011, minimizing impact and improving recovery - Matteo Solfaroli Camillocci

3:15 PM R2E – experience and outlook for 2012 - Giovanni Spiezia
3:40 PM Coffee Break - Room registration starts
Coffee Break - Room registration starts
3:40 PM - 4:15 PM
4:15 PM Session 3: Injection
4:15 PM - 6:00 PM
Room: Salon Edelweiss/Hélianthème
Contributions

4:15 PM Transfer lines - stability and optimization - Lene Norderhaug Drosdal

4:40 PM Injection losses and protection, de-bunching, availability, sunglasses - Wolfgang Bartmann

5:05 PM Beam preparation in injectors & beam characteristics through the injector complex - Karel Cornelis

5:35 PM Injection and Dump Systems - Chiara Bracco
7:30 PM Dinner
Dinner
7:30 PM - 9:00 PM
Room: Restaurant La Veranda
Tuesday, December 13, 2011
8:30 AM Session 4: Operational performance
8:30 AM - 10:10 AM
Room: Salon Edelweiss/Hélianthème
Contributions

8:30 AM Aperture & optics – measurements and conclusions - Stefano Redaelli

8:55 AM Emittance preservation in LHC: Present understanding, possible improvements/gains, required diagnostics - Verena Kain

9:20 AM Intensity ramp-up: 2011 experience - Limitations, mitigation, risks, strategy, pushing it in 2012, 1380 in 3 weeks? - Markus Zerlauth

9:45 AM Transverse feedback: high intensity operation, AGC, IGC, lessons for 2012 - Daniel Valuch
10:10 AM Coffee Break
Coffee Break
10:10 AM - 10:40 AM
10:40 AM Session 5: Beam loss and machine protection
10:40 AM - 12:20 PM
Room: Salon Edelweiss/Hélianthème
Contributions

10:40 AM MPS response: issues, close shaves, holes, commissioning and validation procedures, rMPP role and response, change management (incl. SW releases) - Markus Zerlauth

11:05 AM UFOs: statistics, dependencies, MKI findings, hypotheses, models, FLUKA results, extrapolation to 7 TeV - Tobias Baer

11:30 AM Multi-turn losses and cleaning: collimator set-up, loss map methodology and frequency, use of on-line data to validate - Gianluca Valentino

11:55 AM 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
12:20 PM Buffet lunch
Buffet lunch
12:20 PM - 2:00 PM
2:00 PM Session 6 : Systems operational performance
2:00 PM - 3:15 PM
Room: Salon Edelweiss/Hélianthème
Contributions

2:00 PM Orbit and tune feedbacks/diagnostics – user perspective, performance, issues (ADT,QT trips) - Laurette Ponce

2:25 PM Beam instrumentation - critical overview, beam size measurements – what happened to bunch by bunch, BPM (briefly) - Mariusz Gracjan Sapinski

2:50 PM RF - matching, blow-up etc. system performance, intensity limits for 2012, de-bunching - Philippe Baudrenghien
3:15 PM Coffee Break
Coffee Break
3:15 PM - 3:45 PM
3:45 PM Session 7: Limitations
3:45 PM - 5:50 PM
Room: Salon Edelweiss/Hélianthème
Contributions

3:45 PM Impedance effects on beam stability - Nicolas Mounet

4:10 PM Beam induced heating - Benoit Salvant

4:35 PM E-cloud effects - Giovanni Rumolo

5:00 PM e-cloud & vacuum instabilities - Giuseppe Bregliozzi

5:25 PM Luminosity lifetime - protons - Giulia Papotti
5:50 PM Short Break
Short Break
5:50 PM - 6:05 PM
6:05 PM Talks from the experiments
6:05 PM - 7:45 PM
Contributions

6:05 PM TOTEM - Simone Giani (CERN)

6:25 PM LHCb - Pierluigi Campana (Laboratori Nazionali di Frascati (LNF))

6:45 PM ALICE - Paolo Giubellino (Universita e INFN (IT))

7:05 PM ATLAS - Fabiola Gianotti (CERN)

7:25 PM CMS - Guido Emilio Tonelli (CERN)
8:00 PM Cocktails and Dinner
Cocktails and Dinner
8:00 PM - 10:00 PM
Room: Restaurant La Véranda
Wednesday, December 14, 2011
9:00 AM Session 8: 2012
9:00 AM - 10:40 AM
Room: Salon Edelweiss/Hélianthème
Contributions

9:00 AM View from experiments including special physics run - Benedetto Gorini

9:25 AM Outlook for 2012 - Mike Lamont

9:50 AM Implications of higher energy - summary of benefits, issues, commissioning cost, (SEUs? Cryo, QPS margins? Potential availability issues?) - Reyes Alemany Fernandez

10:15 AM First thoughts on MD priorities for 2012 - Frank Zimmermann
10:40 AM Coffee break
Coffee break
10:40 AM - 11:00 AM
11:00 AM Session 9: Summary of Sessions
11:00 AM - 11:40 AM
Room: Salon Edelweiss/Hélianthème
Contributions

11:00 AM Summary of Session 1 - Jorg Wenninger

11:05 AM Summary of Session 2 - Jan Uythoven

11:10 AM Summary of Session 3 - Malika Meddahi

11:15 AM Summary of Session 4 - Bernhard Holzer

11:20 AM Summary of Session 5 - Brennan Goddard

11:25 AM Summary of Session 6 - Eva Barbara Holzer

11:30 AM Summary of Session 7 - Gianluigi Arduini
11:40 AM Wrap-up

11:40 AM - 12:10 PM
Room: Salon Edelweiss/Hélianthème