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"Static" steering correction on the DB Quadrupoles Alexey Vorozhtsov 14 Dec 2010
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DB QUAD parameters Alexey Vorozhtsov2 CLIC DB Quadrupole Parameters Units MAGNET Magnet size H×S×L[mm×mm×mm]390×390×286 Magnet mass[kg]149.2 Full aperture[mm]26 Good field region(GFR) diameter [mm]11×2=22 YOKE Yoke size H×S×L[mm×mm×mm]390×390×180 Yoke mass[kg]29.4×4=117.6 COIL Hollow Conductor size[mm]6×6, Ø=3.5 Number of turns per coil52 Total conductor mass[kg]31.6 Operation mode 10% of nominalNominal120% of nominal Effective length[mm]194.7194192.5 Gradient at Z=0[T/m]6.2662.7875.85 Integrated gradient ∫Gdl[T]1.21812.1814.6 Integrated gradient quality in GFR %0.040.010.02 Electrical parameters Ampere turns per pole[A]43248409100 Current[A]8.393175 Current density[A/mm 2 ]0.33.66.8 Total resistance[mOhm]99 Total inductance[mH]40 Voltage[V]0.829.217.3 Power[kW]0.0070.863.03 COOLING Air (natural convection) Water Cooling circuits per magnet 44 coolant velocity[m/s]1.11.9 cooling flow per circuit[l/min]0.61.1 Pressure drop[bar]2.25.7 Reynolds number41228210 Temperature rise[K]510 IWLC10, WG6, 10/20/2010
![DB QUAD parameters Alexey Vorozhtsov2 CLIC DB Quadrupole Parameters Units MAGNET Magnet size H×S×L[mm×mm×mm]390×390×286 Magnet mass[kg]149.2 Full aperture[mm]26 Good field region(GFR) diameter [mm]11×2=22 YOKE Yoke size H×S×L[mm×mm×mm]390×390×180 Yoke mass[kg]29.4×4=117.6 COIL Hollow Conductor size[mm]6×6, Ø=3.5 Number of turns per coil52 Total conductor mass[kg]31.6 Operation mode 10% of nominalNominal120% of nominal Effective length[mm] Gradient at Z=0[T/m] Integrated gradient ∫Gdl[T] Integrated gradient quality in GFR % Electrical parameters Ampere turns per pole[A] Current[A] Current density[A/mm 2 ] Total resistance[mOhm]99 Total inductance[mH]40 Voltage[V] Power[kW] COOLING Air (natural convection) Water Cooling circuits per magnet 44 coolant velocity[m/s] cooling flow per circuit[l/min] Pressure drop[bar] Reynolds number Temperature rise[K]510 IWLC10, WG6, 10/20/2010](http://images.slideplayer.com./33/10135056/slides/slide_2.jpg "DB QUAD parameters Alexey Vorozhtsov2 CLIC DB Quadrupole Parameters Units MAGNET Magnet size H×S×L[mm×mm×mm]390×390×286 Magnet mass[kg]149.2 Full aperture[mm]26 Good field region(GFR) diameter [mm]11×2=22 YOKE Yoke size H×S×L[mm×mm×mm]390×390×180 Yoke mass[kg]29.4×4=117.6 COIL Hollow Conductor size[mm]6×6, Ø=3.5 Number of turns per coil52 Total conductor mass[kg]31.6 Operation mode 10% of nominalNominal120% of nominal Effective length[mm] Gradient at Z=0[T/m] Integrated gradient ∫Gdl[T] Integrated gradient quality in GFR % Electrical parameters Ampere turns per pole[A] Current[A] Current density[A/mm 2 ] Total resistance[mOhm]99 Total inductance[mH]40 Voltage[V] Power[kW] COOLING Air (natural convection) Water Cooling circuits per magnet 44 coolant velocity[m/s] cooling flow per circuit[l/min] Pressure drop[bar] Reynolds number Temperature rise[K]510 IWLC10, WG6, 10/20/2010")
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Steerer for DBQ Parameters for CLIC DB Steerer ParameterUnit Integrated field ∫Bdz12[mTm] Magnetic length195[mm] Field at center B(0)0.062[T] Ampere-turns per pole600[A] Number of turns per coil6 Current100[A] Steerer coil Quadrupole coil
![Steerer for DBQ Parameters for CLIC DB Steerer ParameterUnit Integrated field ∫Bdz12[mTm] Magnetic length195[mm] Field at center B(0)0.062[T] Ampere-turns per pole600[A] Number of turns per coil6 Current100[A] Steerer coil Quadrupole coil](http://images.slideplayer.com./33/10135056/slides/slide_3.jpg "Steerer for DBQ Parameters for CLIC DB Steerer ParameterUnit Integrated field ∫Bdz12[mTm] Magnetic length195[mm] Field at center B(0)0.062[T] Ampere-turns per pole600[A] Number of turns per coil6 Current100[A] Steerer coil Quadrupole coil")
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Opera 2D 180deg model Quadrupole only, IW=4900[A], -for nominal ∫Gdz=12.18[T]
![Opera 2D 180deg model Quadrupole only, IW=4900[A], -for nominal ∫Gdz=12.18[T]](http://images.slideplayer.com./33/10135056/slides/slide_4.jpg "Opera 2D 180deg model Quadrupole only, IW=4900[A], -for nominal ∫Gdz=12.18[T]")
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Opera 2D 180deg model Corrector only, IW=600[A], B1=0.062[T], ∫Bdz=12[mTm] Field error =50% at GFR=11[mm] Sextupole component B3 w.r.t. B1(main): B3/B1=50%
![Opera 2D 180deg model Corrector only, IW=600[A], B1=0.062[T], ∫Bdz=12[mTm] Field error =50% at GFR=11[mm] Sextupole component B3 w.r.t.](http://images.slideplayer.com./33/10135056/slides/slide_5.jpg "B1(main): B3/B1=50%.")
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Opera 2D 180deg model Quadrupole +Corrector, IwCorr=600[A], IwQuad=4900[A] Non symmetrical field distribution due to the iron saturation. Dipole field decreased from 0.062T to 0.045[T] (Iron saturation) Full spectrum of “forbidden” harmonics in quadrupole : B3,B5… Non symmetrical field distribution(Iron saturation)
![Opera 2D 180deg model Quadrupole +Corrector, IwCorr=600[A], IwQuad=4900[A] Non symmetrical field distribution due to the iron saturation.](http://images.slideplayer.com./33/10135056/slides/slide_6.jpg "Dipole field decreased from 0.062T to 0.045[T] (Iron saturation) Full spectrum of forbidden harmonics in quadrupole : B3,B5… Non symmetrical field distribution(Iron saturation).")
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Opera 2D 180deg model Quadrupole +Corrector, IwCorr=60[A], IwQuad=430[A] (10% of nominal)
![Opera 2D 180deg model Quadrupole +Corrector, IwCorr=60[A], IwQuad=430[A] (10% of nominal)](http://images.slideplayer.com./33/10135056/slides/slide_7.jpg "Opera 2D 180deg model Quadrupole +Corrector, IwCorr=60[A], IwQuad=430[A] (10% of nominal)")
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Drive Beam Quadrupole for CLEX Energy120 MeV/c150 MeV/cUnits Requirements (Guido Sterbini, 29Nov 2010) Gradient1.21.5T/m Magnetic length0.27 m Integrated Gradient0.3240.405T Drive Beam Quadrupole parameters Integrated Gradient0.3240.405 T Magnetic length0.195 m Gradient1.662.08T/m Pole field0.02160.027T Ampere-turns/coil115144A Number of turns/coil52 Current2.22.8A Resistance99 mOhm Voltage0.220.27V Power0.480.76W
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MainBeam Quadrupole for CLEX Energy165 MeVUnits Requirements (Guido Sterbini, 29Nov 2010) Gradient0.1126T/m Magnetic length1.915m Integrated Gradient0.2156T MAIN Beam Quadrupole Type4 parameters Integrated Gradient0.2156 Aperture radius5mm Magnetic length1.849m Gradient0.12T/m Pole field0.0006T Ampere-turns/coil1.1A Number of turns/coil17 Current0.065A Resistance62mOhm Volage0.004V Power0.0003W POLE FIELD= 6 [GAUSS] Current= 0.065[A]
![MainBeam Quadrupole for CLEX Energy165 MeVUnits Requirements (Guido Sterbini, 29Nov 2010) Gradient0.1126T/m Magnetic length1.915m Integrated Gradient0.2156T MAIN Beam Quadrupole Type4 parameters Integrated Gradient Aperture radius5mm Magnetic length1.849m Gradient0.12T/m Pole field0.0006T Ampere-turns/coil1.1A Number of turns/coil17 Current0.065A Resistance62mOhm Volage0.004V Power0.0003W POLE FIELD= 6 [GAUSS] Current= 0.065[A]](http://images.slideplayer.com./33/10135056/slides/slide_9.jpg "MainBeam Quadrupole for CLEX Energy165 MeVUnits Requirements (Guido Sterbini, 29Nov 2010) Gradient0.1126T/m Magnetic length1.915m Integrated Gradient0.2156T MAIN Beam Quadrupole Type4 parameters Integrated Gradient Aperture radius5mm Magnetic length1.849m Gradient0.12T/m Pole field0.0006T Ampere-turns/coil1.1A Number of turns/coil17 Current0.065A Resistance62mOhm Volage0.004V Power0.0003W POLE FIELD= 6 [GAUSS] Current= 0.065[A]")
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