Welcome to The Univ. of Michigan
Welcome to The Univ. of Michigan
ATLAS ATLAS Muon Muon MDT Construction Site Review MDT Construction Site Review
Bing Zhou Bing Zhou
June 1, 2000 June 1, 2000
June 1, 2000
UM Site Review
Major ATLAS MDT Construction Activities Major ATLAS MDT Construction Activities
of Michigan of Michigan
1. 1. Endcap muon Endcap muon chamber construction : chamber construction :
To assemble 30,000 precision long drift tubes, and to as To assemble 30,000 precision long drift tubes, and to as semble semble
these tubes into 80 chambers (major activities to be reviewed). these tubes into 80 chambers (major activities to be reviewed).
2. 2. ATLAS ATLAS muon muon software development, and performance studies: software development, and performance studies:
• • Coordinate the Coordinate the muon muon software database development software database development
• • Muon Muon detector performance studies: detector performance studies:
• • Study of bending vs. non Study of bending vs. non - - bending tubes performance bending tubes performance
• • Study of possible staged Study of possible staged endcap endcap chamber performance chamber performance
• • Level 2 trigger algorithm Level 2 trigger algorithm
• • GEANT 4 simulations GEANT 4 simulations
• • C++ reconstruction code development C++ reconstruction code development
3. 3. General MDT production database platform development for all General MDT production database platform development for all
production sites production sites
June 1, 2000
UM Site Review
The MDT Chamber Construction Organization The MDT Chamber Construction Organization
Coordinator: Coordinator: Zhou Zhou , , Advisory board: Neal, Advisory board: Neal, Tarle Tarle , , Thun Thun
Logistics Logistics
At Michigan At Michigan
Faculty:Faculty:
Thun Thun , , Zhou Zhou
Senior tech. : Senior tech. :
Schick Schick
At CERN At CERN : :
Neal Neal
Goldfarb Goldfarb
Tube Assembly Tube Assembly
Supervisor : Supervisor : Thun Thun
Physicist in charge : Diehl Physicist in charge : Diehl
Senior technician: Senior technician: Weaverdyck Weaverdyck
Graduate student: Graduate student: Xu Xu
Assistants: 2 Assistants: 2
Undergrad. Students: Undergrad. Students: Degenhardt Degenhardt
Chamber Assembly Chamber Assembly
Supervisor : Supervisor : Zhou Zhou
Physicist in charge: Physicist in charge: Hou Hou
Senior technician: Senior technician: Kouba Kouba
Graduate student: Graduate student: Xu Xu
Assistants: 3 Assistants: 3
Tube QA/QC Tube QA/QC
Supervisor: Supervisor: Tarle Tarle
Physicist: Levin Physicist: Levin
Assistant: Li Assistant: Li
Student: Student: Overhiser Overhiser
Chamber QA/QC Chamber QA/QC
Supervisor: Supervisor: Tarle Tarle
Physicist: Levin Physicist: Levin
Assistant: 1 Assistant: 1
Student: 2(FTE) Student: 2(FTE)
Database : Database :
Supervisor: Neal Physicist in charge: McKee Supervisor: Neal Physicist in charge: McKee Graduate student: Han Graduate student: Han
June 1, 2000
UM Site Review
The UM MDT Chamber Construction The UM MDT Chamber Construction
Task & Status Task & Status
MDT Chamber type to be built: MDT Chamber type to be built: EMS5, EML3, EML4, EML5, EEL2 EMS5, EML3, EML4, EML5, EEL2
Total number of chambers: Total number of chambers: 80 80
The size of the chamber: The size of the chamber: 2 m (64 tubes per layer) x 4 2 m (64 tubes per layer) x 4 – – 6 m long 6 m long
Total number of tubes : Total number of tubes : 30,000 30,000
Production rate required Production rate required : : 40 tubes per day; 1 chamber per two weeks 40 tubes per day; 1 chamber per two weeks
Tube & Chamber assembly readiness: Tube & Chamber assembly readiness: Ready (facilities are fully tested) Ready (facilities are fully tested)
Schedule: Schedule:
Module 0 Module 0 : : 400 tubes were assembled and tested (Aug., 1999) 400 tubes were assembled and tested (Aug., 1999)
Chamber assembly started : May, 2 Chamber assembly started : May, 2 000 (will finish in 2 weeks) 000 (will finish in 2 weeks)
Mass production Mass production : : June, 2000 June, 2000 – – June, 2004 June, 2004
Status: Status: Waiting for raw materials: tubes, endplugs from CERN Waiting for raw materials: tubes, endplugs from CERN
Logistics: Logistics:
On site tube storage: 12 tube shipping boxes (f On site tube storage: 12 tube shipping boxes (f or 3 chamber tubes) or 3 chamber tubes)
1200 finished tubes (for 3 chambers) 1200 finished tubes (for 3 chambers)
4 finished chambers 4 finished chambers
Rent a large local tube storage Rent a large local tube storage room: starting July 1, 2000 room: starting July 1, 2000
Requested chamber storage space at CERN: starting from Fall 200 Requested chamber storage space at CERN: starting from Fall 200 0 0
Bing Zhou
ATLAS
UM Site Review June 1, 2000
Michigan Site
Michigan Site
Readiness
Readiness
Infrastructure
Cleanroom operational.........
...................... .........
............. ..........OK
Temper
ature measurement of C.R. Inter
faced to PC........... .......OK
Storage space for components &
chambers identified... .........
.... OK
Logistics of material flo
w and tube handling documente d.
........ OK
Wiring Facility
A
lignment of critical component
s checked............. .........
........... OK .
Wire tensioning u
nder PC control installed......
...................... ....OK
Tub
e swaging operational..........
...................... .........
............. .....OK
Essential f
abrication function interfaced
to PC................. .........
. OK
QC operational..............
...................... .........
............. ..................
OK
QC checklist establish ed and
documented..... ................
...... .......OK
Approximately 20
tubes manufactured and tested.
..................... OK
Chamber Assembly
Granite table surveyed and wit
hin specs............. .........
............. ..OK
Combs aligned
and surveyed...................
...................... .........
.... OK
Spacer support towers ins
talled, optical monitoring vi a
PC....... OK
Method for correct t
ube seating in combs...........
...................... .OK
Auxill
iary monitoring of stiffback vi
a PC.................. .........
...... AFTER MODULE0
Production d
atabase installed, interfaced t
o PC.................. .......OK
June 1, 2000
UM Site Review
UM MDT Production Site Review Agenda UM MDT Production Site Review Agenda
June 1 June 1 – – 2, 2000 2, 2000
June 1 morning section (9:00am June 1 morning section (9:00am – – 12:30pm): Tube production review 12:30pm): Tube production review
9:00 9:00 – – 10:00 Presentations 1. Introduction 10:00 Presentations 1. Introduction Thun Thun
2. Tube Assembly Diehl
3. Tu be QA/QC facility Tarle
4. Tube tests Levin
10:00 – 10:30 Coffee break
10:30 - 11:30 Tube assembly and QA/QC tests operations in the wiri ng / test rooms
11:30 – 12:30 Tube production database presentation and demo Neal, McKee
12:30 – 1:30pm Working lunch
June 1 afternoon section (1:30 – 5:30pm): Chamber production review
1:30 – 2:30 Presentations 1. Introduction and chamber facilities Zhou
2. Precision tooling, alignment Weaverdyck
3. BCAL and RASNIK Diehl
4. Cha mber test plan Levin
2:30 – 3:00 Module 0 first layer gluing video show
3:00 – 3:30 Coffee break
3:30 – 4:30 Chamber room tour and demo
4:30 – 5:30 Chamber production database presentation and demo Neal, McKee
7:00pm Dinner
June 2 morning section: ATLAS muon electronics
8:30 – 10:00am Lab tour and demo (Chapman, Ball)
10:00 – 10:30am Coffee break
10:30 – 12:30pm: Site review discussions and summary with the review co mmittee
12:30 – 1:30pm Working lunch
June 2 afternoon: The review group departure to Boston