LARP Meetings :

Secondary Collimator Project


ID

Name

Date

Agenda
62 Monthly LARP Collimator Video Meeting 12/10/2007 1) Design update and current status of prototype construction and testing - Steve Lundgren
2)RF Design considerations - Jeff Smith
3)FLUKA calculations of 1 MJ/200ns accident case in Rotatable Collimator - Luisella Lari

4) Discussion (no formal presentation):
- CERN Phase II Plans-Ralph
- LHC Schedule as it affects delivery time of SLAC RC prototype - Ralph
- Crab Cavity collimation issues Ralph & Jeff

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0830 SLAC 1030 FNAL 1130 BNL 1730 CERN
61 Monthly LARP Collimator Video Meeting 7/10/2007 1) Design update and current status of prototype construction and testing - Steve Lundgren
2) Some detailed engineering questions - Eric Doyle
3) Questions regarding CERN FLUKA results for SLAC Phase II collimators - Luisella Lari and Lew Keller

4) Discussion (no formal presentation):
Plans for September materials workshop and status of planning for Phase II brainstorming meeting at CERN - Ralph
Informal discussion of CERN thoughts on crstal colliamtion tests planned at CERN and FNAL - Ralph

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
60 Monthly LARP Collimator Video Meeting 3/7/2007 1)Discussion of design principles for collimator rf shielding - E. Metral
2) Design update and current status of prototype construction and testing - Steve Lundgren
3) Steady State & Simplified Elasto-Plastic Analysis of SLAC Rotatable Jaw - Pawel Smas
4) Update on plastic deformation study of Cu jaw in beam abort accident and reminder of steady state deformation results as a function of jaw length - Eric Doyle
5) FLUKA studies at CERN- Luisella

6) Discussion (no formal presentation):
Phase I status & schedule - Ralph
Status of CERCA/AREVA order for SLAC (and CERN) &/or beginning discussions of a backup plan to get required parts to SLAC- Ralph
Plans for Status of Phase II brainstorming meeting at CERN - Ralph
Update of Phase I Machine Development schedule/plans at CERN in 2007 & plans for LARP participation - Stefano
Dates/plans to test Copper jaws in 2007/2008 at CERN - Ralph
Possibility of CERN shipping Cu-Ni tubing to SLAC (had not arrived by the last (30.01.07) video meeting) - Ralph
Receipt/questions/plans for 3_D Solid-Edge model sent to CERN by Steve - Allesandro

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
59 Monthly LARP Collimator Video Meeting 1/30/2007 1) Overall list/schedule(?) of sub-projects and introduction of new design ideas - Tom Markiewicz
2) Design update and current status of prototype construction and testing - Steve Lundgren
3) FLUKA study of protection collimator (absorber) upbeam of first secondary collimator - Lew Keller
4) Update on plastic deformation study of Cu jaw in beam abort accident and reminder of steady state deformation results as a function of jaw length - Eric Doyle
5) Status of BNL RHIC Studies - Angelika Drees
6) Discussion (no formal presentation):
Phase I status & schedule - Ralph
Status of CERCA/AREVA order for SLAC (and CERN) - Ralph
Plans for Status of Phase II brainstorming meeting at CERN - Ralph
Summary of Phase I Machine Development schedule/plans at CERN in 2007 & plans for LARP participation - Stefano
Dates/plans to test Copper jaws in 2007/2008 at CERN - Ralph
Possibility of CERN shipping Cu-Ni tubing to SLAC - Ralph
Status of Phase II efficiency study -Chiara
Status of Phase II FLUKA work - Vasilis
Receipt/questions/plans for 3_D Solid-Edge model sent to CERN by Steve - Allesandro
Receipt/questions/plans for ANSYS model sent to CERN by Eric - Allesandro

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
58 Monthly LARP Collimator Video Meeting 12/11/2006 1) Plastic deformation study of Cu jaw in beam abort accident - Eric Doyle
2) Design update and current status of prototype construction and testing - Steve Lundgren
3) Phase II collimator efficiency Studies - Chiara Bracco
4) Progress report on irradiation studies - Nick Simos
5) Discussion:
Results from week 44/45 collimation tests at CERN
Plans for Phase II brainstorming meeting at CERN
Status of Phase II efficiency study (Chiara)
Status of Phase II FLUKA work by Luisella Lari; questions of files sent by Lew
Receipt/questions/plans for ANSYS model sent to CERN by Eric
Receipt/questions/plans for 3_D Solid-Edge model sent to CERN by Steve
Possibility of CERN shipping Cu-Ni tubing to SLAC
Status of CERCA/AREVA order for SLAC (and CERN)
Dates/plans to test Copper jaws in 2007 at CERN

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
57 Monthly LARP Collimator Video Meeting 10/2/2006 1) Thermal advantages of using Molybdenum shaft - Eric Doyle
2) FLUKA-calculated heat deposition on shaft, bearings, and support structure- Lew Keller
3) Design update and current status of prototype construction and testing - Steve Lundgren
4) Progress report on irradiation studies - Nick Simos
5) Discussion:
Plans for US participation in week 44 collimation tests at CERN and Phase II brainstorming meeting at CERN on November 3 plus any other useful meetings during week 44
Status of Phase II efficiency study (Chiara)
Status of CERCA/AREVA order for SLAC

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
56 Monthly LARP Collimator Video Meeting 8/23/2006 1) Summary of changes to the baseline configuration - Eric Doyle
2) Response to CERN request for characterization of new design in terms of "minimum allowed collimator gap"- Lew Keller
3) Design details and current status of prototype construction and testing - Steve Lundgren
4) Progress report on tertiary collimators - Nikolai Mokhov
5) Discussion:
Status of AREVA order for SLAC
SLAC access to currently protected meeting minutes area
Plans for US participation in week 40 collimation tests at CERN
Status of CERN Phase II design work

Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
55 Monthly LARP Collimator Video Meeting 6/21/2006 1) Engineering Update: Evaluation of the Jaw-Hub_Shaft Concept and Potential to Eliminate the Central Stop and Flexible Jaw Supports - Doyle
2) Updates to RC1 Thermal Tests - Lundgren
3) Update on the status of the current irradiation and the plans for analysis- Simos
4) Discussion of new LHC run schedule and impact on required delivery date of SLAC prototype collimator - Assmann
5) Discussion: 2006-06-02 promised price quote to SLAC from AREVA still missing - all
Use the ESNET ad-hoc bridge #885277 (=88LARP) You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign This meeting is at: 0800 SLAC 1000 FNAL 1100 BNL 1700 CERN
53 Monthly LARP Collimator Video Meeting 5/16/2006 1) Updates to Phase II engineering design - Doyle
2) Updates to RC1 Thermal Tests - Lundgren
3) Comment of Collimation Efficiency - Keller
4) Status of BNL 2006 Irradiation run - Simos
5) Status of FNAL Tertiary Collimator Studies - Mokhov
Use the ESNET ad-hoc bridge #825277 (=82LARP)
You can call into audio by dialing 510-883-7860 and putting in the ad hoc number followed by a # sign
This meeting is at:
0800 SLAC
1000 FNAL
1100 BNL
1700 CERN
52 LARP Collaboration Meeting 4/26/2006 Collimation Task Talks at LBL LARP Collaboration Meeting are posted on the LARP Document Database.
51 Monthly LARP Collimator Video Meeting 4/10/2006 1) Introductions: new LARP engineer Steve Lundgren began work at SLAC 3 April; Chiara from CERN; OTHERS?
2) Discussion of information requested by Doyle from CERN in emails of 19 Dec 05 which was resent on 9 Feb 06. - Doyle, Assmann, Bertarelli
3) Discussion of beam damage tests for metal collimators-all
4) Plans for Phase II Collimator design at CERN - CERN
5) Update on radiation damage tests at BNL: materials, schedule, etc. - Doyle, Simos, all
6) SLAC Phase II design update: Supports, stops, etc. w/ discussion of operational model for setting the collimator gaps - Doyle, CERN
7) Discussion of SLAC plans for thermal testing of jaw - Lundgren, Doyle or Markiewicz
8) We have also hired a designer to work with Steve and Eric. Eric will go over his plans to produce a set of mechanical CAD files within the SLAC system.
9) Crytal Collimation Plans - Nikolai Mokhov
10) Future meeting plans:
- Ralph mentioned possibility / need for a review in summer '06:
- We see fewer CERN collimation meeting minutes than in 2005:
- Use of ilc or CERN InDiCo servers for meetings (??)
50 Monthly LARP Collimator Video Meeting 3/28/2006 T. Markiewicz: Summary of 12/15/05 RC1 Review
L. Keller - Recent FLUKA sims (total IR7 model with cylinder copper collimator jaws
E. Doyle - Updates to the Mechanical Design
N. Simos - Results/staus of BNL Radiation Damage Tests
40 LARP RC1 Prototype Conceptual Design Review 12/15/2005 Agenda
0900-0910 Tor Raubenheimer - Welcome & Charge to Committee
0910-1000 Tom Markiewicz - Project Overview (30"+20")
1000-1030 Ralph Assmann - CERN comments on collimation system requirements, the RC1 design and prototype plan, and CERN plans for Phase II collimator design (20"+10")
1030-1050 Lew Keller - Energy Deposition Studies (15"+5")
1050-1110 Coffee Break
1110-1130 Yunhai Cai - Collimator Efficiency Studies (15"+5")
1130-1230 Eric Doyle - Prototype Engineering Studies (30"+30")
1230-1330 Working Lunch with Discussion
1330-1400 Eric Doyle - RC1 Construction & Test Plan (15"+15")
1400-1430 All - Discussion
1430-1530 Committee - Assemble Report Notes
1530-1600 Committee - Closeout
1600 Adjourn
32 Monthly LARP Collimator Video Meeting 10/11/2005 This meeting is being held primarily to discuss the RC1 prototype CDR. That is, the Rotatable Collimator Prototype #1 Conceptual Design Report. This report is currently in draft form. CERN and SLAC need to determine its final form before it is subject to an external review. The eternal review is a prerequisite to spending the funds required to contrusct the prototype.
31 LARP Collaboration Meeting 10/5/2005 This meeting held at Pheasant Run Resort near Fermilab
We record here the talks in the Collimation Section on 10/6/05 08:30-10:00 and the final summary talk.
30 SLAC LARP Phase II Collimation 9/19/2005 Review of progress:
Doyle: Change to energy absorbed by secondary when primary collimator length changed from 20cm to 60m.
29 SLAC LARP Phase II Collimation 9/12/2005 Recover momentum after Snowmass break.
Eric Doyle presents developments in mechanical design.
28 SLAC LARP Phase II Collimation 8/1/2005 Lew Keller: status of FLUKA runs with 60cm Carbon primaries
Eric Doyle: updates to the mechanical design
27 SLAC LARP Phase II Collimation 7/26/2005 Review Eric Doyle design of RF fingers
Review status of "new" FLUKA at SLAC
Review status of SixTrack code at SLAC
Review progress towards a prototype CDR
26 SLAC LARP Phase II Collimation 7/18/2005 Eric showed slides of how to provide continuous rf contact between the beam pipe and the jaws. These will be submitted to the "CERN Impedence Police" for review.
25 SLAC LARP Phase II Collimation 7/11/2005 Eric Doyle, Tom Markiewicz & Andrei Seryi reviewed the summary notes from the June 15-17 visit of the CERN team. Eric prepared some slides relating to some of the engineering questions raised during that visit.
24 SLAC/CERN LARP Phase II Collimator Collaboration Meeting 6/15/2005 Ralph Assmann - Collimation Project Status
Markus Brugger - Radiation protection constraints and design optimizations
Allesandro Bertarelli - Engineering constraints in the LHC; ANSYS results; Phase 1 mechanical movement
Mario Santana Leitner - The FLUKA tools and results; Heat load on components
18 LARP 2005 DOE Review 6/2/2005 0830 Responses & presentations, as requested
1030 BREAK
1045 Report writing
1200 LUNCH (eat-in)
1330 Executive session with LARP management
1400 Close-out
1430 ADJOURN
17 LARP 2005 DOE Review 6/1/2005 0830 Executive session
PLENARY
0900 Welcome M. Witherell
0905 Strategy, status, management, issues (40+10) S. Peggs
0955 Accelerator Systems overview (30+10) S. Peggs
1035 BREAK
1100 Magnet program overview (45+15) S. Gourlay
1200 LUNCH (eat-in)

MAGNET BREAK-OUT
1300 Model magnet R&D (30+10) G. Sabbi
1340 Supporting R&D (30+10) G. Ambrosio
1420 Materials (30+10) A. Ghosh
1500 BREAK
1520 Design studies (30+10) A. Zlobin
1600 Magnet resources, cost, and schedule (30+10) R. Stanek
1640 Discussion

ACCELERATOR SYSTEMS, MANAGEMENT
1300 Instrumentation (30+10) A. Ratti
1340 Accelerator Physics & Commissioning (30+10) M. Syphers
1420 Collimation (30+10) T. Markiewicz
1500 BREAK
1520 Commissioning Task Force (30+10) V. Shiltsev
1600 Discussion
1700 Executive session
1800 ADJOURN

2000 DINNER
13 SLAC LARP Phase II Collimation 5/23/2005 Weekly informal LARP Phase II collimationm meeting at SLAC.
3 Monthly LARP Collimator Video Meeting 5/12/2005 1) Vasilis Vlachoudis:Explanation of new FLUKA Software Bug causing "Hot Spot" in spot in collimator jaw;
2) Allesandro Bertarelli: Actuating System of the LCH Phase I Collimators;
3) Eric Doyle: Status of SLAC design of Phase II Collimators
54 Monthly LARP Collimator Video Meeting 2/3/2005 1) Tom Markiewicz/SLAC: A short reminder of where we are and purpose of each study
2) Yunhai Cai/SLAC: Current status (& confusion) regarding Phase II efficiency studies
3) Lew Keller/SLAC (tentative): Some comments/questions on latest FLUKA
4) Eric Doyle/SLAC: Current status of mechanical design of rotating collimator
5) Nikolai Mokhov/FNAL: Status of Fermilab effort
6) Nick Simos: Graphite C-C Irradiation