Keyword: magnet-design
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MOODB101 Manufacturing of the First of Series SIS100 Dipole Magnet dipole, synchrotron, instrumentation, laser 31
 
  • St. Sattler, W. Gärtner, Dr. Scheller, R. Schönbein, W. Walter
    BNG, Würzburg, Germany
  • E.S. Fischer, J.P. Meier, H. Müller, P. Schnizer
    GSI, Darmstadt, Germany
 
  Babcock Noell (Würzburg, Germany) manufactures the First of Series (FOS) SIS100 dipole magnet for the FAIR project. This contribution reports on the progress during the design-phase, performed together with GSI, and on the manufacturing- and assembly-processes. Special emphasis will be given on new or special techniques adopted to fulfill the stringent requirements demanded by such a magnet. The new tooling systems and machines which were developed and brought into operation for this FOS magnet will be discussed.  
 
THPME018 Design of Dipole and Quadrupole for THz-FEL at CAEP quadrupole, dipole, FEL, beam-transport 3540
 
  • L.G. Yan, W. Bai, D.R. Deng
    CAEP/IAE, Mianyang, Sichuan, People's Republic of China
 
  The high average power terahertz free electronic laser (THz-FEL) is being constructed at CAEP (China Academy of Engineering Physics), which is designed for lasing between 100-300 μm. The magnets of THz-FEL include 3 dipoles and 6 quadrupoles, and their fields and field quality were required by 6-9 MeV operation. This proceeding introduced the design and the main parameters of these magnets. The higher harmonic content of the magnetic field was also analyzed. All the design of magnets achieved the goal.  
 
THPME043 Prototype Adjustable Permanent Magnet Quadrupoles For CLIC quadrupole, permanent-magnet, linear-collider, collider 3606
 
  • B.J.A. Shepherd, J.A. Clarke
    STFC/DL/ASTeC, Daresbury, Warrington, Cheshire, United Kingdom
  • A. Bartalesi, M. Modena, M. Struik
    CERN, Geneva, Switzerland
  • N.A. Collomb
    STFC/DL, Daresbury, Warrington, Cheshire, United Kingdom
 
  The 42km long Drive Beam Decelerator for the Compact Linear Collider (CLIC) requires over 41,000 quadrupole magnets. ASTeC and CERN are investigating the possibility of permanent magnet quadrupoles (PMQs) to reduce running costs and heat load inside the CLIC tunnel. A prototype of a high-strength adjustable PMQ has been built, based on a simple concept using two moving sections each containing a pair of large permanent magnets. The gradient can be adjusted within a range of 15-60 T/m (3-15T integrated gradient). The prototype has undergone extensive magnetic testing at Daresbury Laboratory and CERN, and performs well in line with expectations. A prototype of the low-strength version (0.9-9T) is currently under construction.  
 
THPME044 Fabrication and Test of a 1 M Long Single-aperture 11 T Nb3Sn Dipole for LHC Upgrades dipole, sextupole, luminosity, interaction-region 3609
 
  • A.V. Zlobin, N. Andreev, G. Apollinari, E.Z. Barzi, R. Bossert, G. Chlachidze, J. DiMarco, A. Nobrega, I. Novitski, D. Turrioni, G. Velev
    Fermilab, Batavia, USA
  • B. Auchmann, M. Karppinen, L. Rossi, D. Smekens
    CERN, Geneva, Switzerland
 
  Funding: Work is supported by Fermi Research Alliance, LLC, under contract No. DE-AC02-07CH11359 with the U.S. Department of Energy and European Commission under FP7 project HiLumi LHC, GA no.284404
The planned upgrade of the LHC collimation system includes two additional collimators to be installed in the dispersion suppressor areas around points 2, 3 and 7, and high luminosity interaction regions in points 1 and 5. The necessary longitudinal space for the collimators could be provided by replacing some 8.33 T NbTi LHC main dipoles with 11 T dipoles based on Nb3Sn superconductor and compatible with the LHC lattice and main systems. To demonstrate this possibility Fermilab and CERN have started in 2011 a joint R&D program with the goal of building by 2015 a 5.5-m long twin-aperture dipole prototype suitable for installation in the LHC. An important part of the program is the development and test a series of short single-aperture demonstration dipoles with the nominal field of 11 T at the LHC nominal current of ~11.85 kA and ~20% margin. This paper describes the design features and test results of a 1-m long single-aperture Nb3Sn demonstrator dipole for the LHC collimation system upgrade.