Cavitydesign < SPL

SPL Web>SplWeb>Cavitydesign (2012-09-20, FrankGerigk)

Cavity Design working group

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Collection of cavity design models and cavity interconnections in the SPL.

1. General cavity information
2. Medium beta section
3. High beta section
4. MME EDMS pages on cavity construction

General cavity information

Value1	Value2	Comment	Timestamp
frequency [MHz]	704.4		30 Sep 2009
design beta β_d (= geometrical beta)	0.65/1.0		30 Sep 2009
cells per cavity	5/5	β_g = 0.65/1.0	30 Sep 2009
cavity design gradient [MV/m]	19.3/25	β_g = 0.65/1.0	2010-04-13
(R/Q) [Ohm*] (β_d=0.65/1.0)	275/566		2011-11-17
Q₀ (b=0.65/1.0)	6/10 x 10⁹		2010-04-13

* linac definition

General SPL parameter: https://twiki.cern.ch/twiki/bin/view/SPL/SPLparameterList
Cryomodul integration: https://twiki.cern.ch/twiki/bin/view/SPL/CryoModules
HOM issues: https://twiki.cern.ch/twiki/bin/view/SPL/SplHom

Medium beta section: β_d=0.65

Design from IPN Orsay (February 2010)

cavite_spl_betag065.cst: MWS design file SPL cavity beta=0.65
SPL5cellb065.af: Superfish input file SPL cavity beta=0.65

Design from IPN Orsay modified to fit with β_d=1 equipment (November 2010)

cavite_spl_betag065_modified.cst: MWS design file
splb65mod.af: Superfish input file

High beta section: β_d=1.0

Studies done by R. Calaga:

Link

Design from CEA-Saclay (September 2009)

pdf file
Superfish file: Superfish geometry input file

-- MarcelSchuh - 17-Feb-2010

Attachments

Topic attachments
I	Attachment	History	Action	Size	Date	Who	Comment
af	SPL-SACLAYb100.af	r1	manage	3.1 K	2009-11-25 - 10:17	MarcelSchuh	Superfish geometry input file
pdf	SPL-cavity-CEA.pdf	r1	manage	244.5 K	2009-09-30 - 11:16	FrankGerigk
png	SPL-cavity-CEA.png	r1	manage	190.8 K	2009-09-30 - 11:18	FrankGerigk
af	SPL5cellb065.af	r1	manage	2.1 K	2010-02-17 - 15:35	MarcelSchuh	Superfish input file SPL cavity beta=0.65
cst	cavite_spl_betag065.cst	r1	manage	1084.8 K	2010-02-17 - 15:33	MarcelSchuh	MWS design file SPL cavity beta=0.65
cst	cavite_spl_betag065_modified.cst	r1	manage	1113.1 K	2010-12-09 - 12:39	MarcelSchuh	Modified end groups to fit with beta=1 cavity equipment
af	splb65mod.af	r1	manage	2.1 K	2010-12-09 - 12:41	MarcelSchuh	Superfish file