Secretariat 


LHC Main Dipoles- Review of current topics (18-19 December 2000)

Monday 18 December 2000

Conference room 188-5-011

 

 

 

 

 

 

 

 

 

Time

Pres.

Disc.

Speaker

Topic

 

Page

 

 

 

 

 

 

 

14:00

0:05

0:05

C.Wyss

Aim of the review

 

4

 

 

 

 

 

 

 

 

 

 

 

Control of pre-stress and field quality:

 

 

14:10

0:10

0:05

E.Todesco

Simulations and results from prototypes

 

5

14:25

0:10

0:05

D.Tommasini

Experiments on short models

 

16

 

 

 

 

 

 

 

14:40

0:10

0:05

W.Scandale

Fine tuning of field quality

 

20

 

 

 

 

 

 

 

 

 

 

 

Design of coil ends

 

 

14:55

0:10

0:05

D.Perini

Evolution of end spacer design

 

32

15:10

0:10

0:05

P.Fessia

End spacer generations and ongoing considerations

 

38

15:25

0:10

0:05

S.Russenschuck

Impact on field quality

 

50

15:40

0:10

0:05

J.Vlogaert

Situation in industry

 

56

15:55

0:10

0:05

D.Tommasini

Variants tested in short models

 

64

 

 

 

 

 

 

 

16:10

0:15

 

 

Break

 

 

 

 

 

 

 

 

 

16:25

0:10

0:05

D.Tommasini

Insulation of cold bore tubes

 

75

 

 

 

 

 

 

 

 

 

 

 

Quality of splices

 

 

16:40

0:10

0:05

J.Vlogaert

Technical specification and qualification

 

79

16:55

0:10

0:05

J-L.Perinet

Choice of flux (layer splices, pole interconnections)

 

83

 

 

 

 

 

 

 

17:10

0:10

0:05

J.Vlogaert

Collaring procedure, review and perspectives

 

89

 

 

 

 

 

 

 

17:25

 

 

 

End of session

 

 

 

 

 

 

 

 

 

 

 

 

 

LHC Main Dipoles - Review of current topics

 

 

 

 

 

 

 

 

 

Tuesday 19 December 2000

Conference room 160-1-009

 

 

 

 

 

 

 

 

 

9:15

0:15

0:10

P.Fessia

He content and He cross-section of the cold mass,

 

95

 

 

 

 

choice of filler material

 

 

9:40

0:10

0:05

A.Perin

Hydraulic impedance of the cold mass

 

106

 

 

 

 

 

 

 

9:55

0:10

0:10

J-L.Perinet

Electrical insulation of interconnections inside the cold mass

 

111

 

 

 

 

(main dipole and spool pieces)

 

 

 

 

 

 

 

 

 

10:15

0:10

0:05

F.Savary

Optimisation of cold mass assembly

 

117

 

 

 

 

 

 

 

10:30

0:10

0:05

F.Savary

Cold mass curvature: by the press or the half-shells?

 

126

 

 

 

 

 

 

 

10:45

0:20

 

 

Break

 

 

 

 

 

 

 

 

 

11:05

0:10

0:10

J.Vlogaert

Welding technology

 

135

 

 

 

 

 

 

 

11:25

0:15

0:10

F.Savary

X-raying  of welds: experience at MAF, risks and consequences,

147

 

 

 

 

Alternatives

 

 

 

 

 

 

 

 

 

11:50

0:10

0:10

M.Bajko

Setting-up of the geometry measurements

 

158

 

 

 

 

 

 

 

12:05

0:10

0:05

M.Duret

Opérations pour la mise en place des pieds, des correcteurs,

 

166

 

 

 

 

des fonds et des tubes froids

 

 

12:25

0:10

0:10

J.Billan

Instrumentation for the measurement of cold bore geometry

 

174

 

 

 

 

and magnetic axis

 

 

 

 

 

 

 

 

 

12:45

1:30

 

 

Break

 

 

 

 

 

 

 

 

 

 

 

 

 

LHC Main Dipoles - Review of current topics

 

 

 

 

 

 

 

 

 

Tuesday 19 December 2000

Conference room 160-1-009

 

 

 

 

 

 

 

 

 

14:15

0:10

0:10

M.Bajko

Performance of the geometry measurements

 

180

 

 

 

 

 

 

 

14:35

0:10

0:10

J.Garcia-Perez

Performance of the cold bore and magnetic

 

190

 

 

 

 

axis measurements

 

 

14:55

0:10

0:10

L.Tavian

Aim of the flush test, equipment for it

 

195

 

 

 

 

 

 

 

15:15

0:10

0:10

D.Bozzini

Capillary: status, transition to series production

 

209

 

 

 

 

 

 

 

15:35

0:10

0:10

A.Siemko

Readiness of cold test-benches concerning diodes

 

214

 

 

 

 

and the type test of auxiliary bus-bars

 

 

 

 

 

 

 

 

 

15:55

 

 

 

End of Session

 

 


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