500GeV Reference | Straw-man TeV | |||||||||||||
A0 | B0 | C0 | A1 | B1 | B1a | B1b | C1 | |||||||
no TF | TF | 300MW 5%BS | 300MW 10%BS | LongBunch | LongBunch | |||||||||
Ecm | GeV | 500 | 500 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | |||
gamma | 4.89E+05 | 4.89E+05 | 9.78E+05 | 9.78E+05 | 9.78E+05 | 9.78E+05 | 9.78E+05 | 9.78E+05 | 9.78E+05 | 9.78E+05 | ||||
N | e10 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 1.737 | 1.737 | 1.737 | 1.737 | 1.737 | |||
frep | Hz | 5.0 | 5.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | |||
Nb | 1312 | 1312 | 2280 | 2280 | 2280 | 2625 | 2625 | 2625 | 2625 | 2625 | ||||
PB | MW | 10.5 | 10.5 | 29.2 | 29.2 | 29.2 | 29.2 | 29.2 | 29.2 | 29.2 | 29.2 | |||
sigz | mm | 0.3 | 0.3 | 0.25 | 0.15 | 0.3 | 0.25 | 0.15 | 0.2 | 0.225 | 0.3 | |||
enx | m | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | 1.0E-05 | |||
eny | m | 3.5E-08 | 3.5E-08 | 3.0E-08 | 3.0E-08 | 3.0E-08 | 3.0E-08 | 3.0E-08 | 3.0E-08 | 3.0E-08 | 3.0E-08 | |||
betax | mm | 11.0 | 11.0 | 30.0 | 18.0 | 11.0 | 22.6 | 13.6 | 12.0 | 11.0 | 8.6 | |||
betay | mm | 0.48 | 0.20 | 0.25 | 0.15 | 0.30 | 0.25 | 0.15 | 0.20 | 0.23 | 0.30 | |||
sigx | nm | 474.2 | 474.2 | 553.7 | 428.9 | 335.3 | 480.6 | 372.8 | 350.2 | 335.3 | 296.5 | |||
sigy | nm | 5.86 | 3.78 | 2.77 | 2.14 | 3.03 | 2.77 | 2.14 | 2.48 | 2.63 | 3.03 | |||
theta_x | ur | 43.1 | 43.1 | 18.5 | 23.8 | 30.5 | 21.3 | 27.4 | 29.2 | 30.5 | 34.5 | |||
theta_y | ur | 12.2 | 18.9 | 11.1 | 14.3 | 10.1 | 11.1 | 14.3 | 12.4 | 11.7 | 10.1 | |||
Dx | 0.30 | 0.30 | 0.09 | 0.09 | 0.30 | 0.11 | 0.11 | 0.16 | 0.20 | 0.34 | ||||
Dy | 24.6 | 38.2 | 18.7 | 18.7 | 33.7 | 18.7 | 18.7 | 22.9 | 25.4 | 33.0 | ||||
Upsilon | 0.062 | 0.062 | 0.128 | 0.274 | 0.175 | 0.128 | 0.274 | 0.218 | 0.203 | 0.171 | ||||
Ngamma | 1.7 | 1.7 | 1.4 | 1.7 | 2.3 | 1.4 | 1.7 | 1.9 | 2.0 | 2.3 | ||||
deltaB | 3.7% | 3.7% | 5.3% | 10.9% | 10.7% | 5.3% | 10.9% | 10.2% | 10.2% | 10.4% | ||||
HDx | 1.1 | 1.1 | 1.0 | 1.0 | 1.1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.2 | ||||
HDy | 6.1 | 2.8 | 3.5 | 3.5 | 4.5 | 3.5 | 3.5 | 3.9 | 4.0 | 4.5 | ||||
HDy | 2.0 | 1.5 | 1.5 | 1.5 | 1.8 | 1.5 | 1.5 | 1.6 | 1.6 | 1.8 | ||||
Lgeo | 7.51E+33 | 1.16E+34 | 1.89E+34 | 3.16E+34 | 2.85E+34 | 1.89E+34 | 3.15E+34 | 2.91E+34 | 2.86E+34 | 2.80E+34 | ||||
L (formula) | 1.47E+34 | 1.75E+34 | 2.89E+34 | 4.82E+34 | 5.06E+34 | 2.90E+34 | 4.82E+34 | 4.61E+34 | 4.65E+34 | 5.05E+34 | ||||
Simulation (noTF) | A0 | B0 | C0 | A1 | B1 | B1a | B1b | C1 | ||||||
Ngamma | 1.445 | 1.762 | 2.475 | 1.446 | 1.758 | 2.453 | ||||||||
deltaB | % | 5.277 | 9.905 | 10.909 | 5.288 | 9.899 | 10.735 | |||||||
L | 2.825E+034 | 4.74E+34 | 4.87E+34 | 2.84E+34 | 4.75E+34 | 4.84E+34 | ||||||||
L(1%) | % | 61.5 | 48.4 | 42.7 | 61.2 | 48.5 | 42.9 | |||||||
pT(E=50MeV) by CAIN | MeV/c | 8.58 | 11.14 | 8.575 | 8.27 | 10.62 | 8.08 | |||||||
simulation (TF) | ||||||||||||||
Ngamma | 1.437 | 1.752 | 2.494 | 1.448 | 1.757 | 1.939 | 2.054 | 2.476 | ||||||
deltaB | % | 5.182 | 9.826 | 11.05 | 5.265 | 9.85 | 9.603 | 9.796 | 10.91 | |||||
L | 3.34E+34 | 5.60E+34 | 5.86E+34 | 3.35E+34 | 5.61E+34 | 5.50E+34 | 5.56E+34 | 5.80E+34 | ||||||
L(1%) | % | 60.8 | 48.1 | 41.8 | 60.5 | 47.8 | 46.65 | 45.553 | 42.1 | |||||
pT(E=50MeV) by CAIN | MeV/c | 8.67 | 11.14 | 8.677 | 8.18 | 10.6 | 9.3 | 8.8 | 8.176 | |||||
L(TR)/L(no) | 1.195 | 1.185 | 1.203 | 1.182 | 1.181 | #DIV/0! | #DIV/0! | 1.200 | ||||||
Scenario 1 Upgrade | |||||||||||||||||
I have assumed we will have a two-stage bunch compressor similar to the RDR, | E0= | 15 | GeV | ||||||||||||||
and therefore, the main linacs begin at 15 GeV (as in the RDR). | Proposed working assumption | ||||||||||||||||
RDR x2 @ 4Hz | 45MV/m 1x1010 @ 4Hz | 45MV/m 2x1010 @ 4Hz 300MW | |||||||||||||||
RDR Reference First-stage machine | Base | Upgrade | Total | Base | Upgrade | Total | Base | Upgrade | Total | ||||||||
Gradient | MV/m | 31.5 | 31.5 | 31.5 | 31.5 | 45 | 31.5 | 45 | |||||||||
Q0 | 1.0E+10 | 1.0E+10 | 1.0E+10 | 1.0E+10 | 1.0E+10 | 1.0E+10 | 2.0E+10 | ||||||||||
Energy gain | GeV | 470 | 470 | 500 | 970 | 470 | 500 | 970 | 470 | 500 | 970 | ||||||
Rep. rate | Hz | 5 | 4 | 4 | 4 | ||||||||||||
Linac length factor | 1.0 | 1.0 | 1.1 | 2.1 | 1.0 | 0.7 | 1.7 | 1.0 | 0.7 | 1.7 | |||||||
Particles per bunch | x1010 | 2.0 | 2.0 | 2.0 | 2.0 | ||||||||||||
Number of bunches | 2625 | 2625 | 2625 | 2280 | |||||||||||||
Average beam power (dump) | MW | 21.0 | 33.6 | 33.6 | 29.2 | ||||||||||||
Dtb*fDR | 240 | 238 | 238 | 238 | |||||||||||||
Dtb | ns | 369.2 | 366.2 | 366.2 | 366.2 | ||||||||||||
Beam pulse | us | 969.2 | 961.2 | 961.2 | 834.8 | ||||||||||||
Beam current | mA | 8.68 | 8.75 | 8.75 | 8.75 | ||||||||||||
Matched QL | x106 | 3.6 | 3.6 | 3.6 | 3.6 | 5.2 | 3.6 | 5.2 | |||||||||
tfill | us | 617.3 | 612.1 | 612.1 | 612.1 | 874.5 | 612.1 | 874.5 | |||||||||
RF pulse length | ms | 1.59 | 1.57 | 1.57 | 1.57 | 1.84 | 1.45 | 1.71 | |||||||||
RF to beam P eff. | 61% | 61% | 61% | 61% | 52% | 58% | 49% | ||||||||||
RF | [ANNOTATION: ON '2011-11-09T00:00:00' NOTE: 'Nicholas Walker:' NOTE: 'Main linac only.'] Average linac beam power | MW | 19.8 | 15.8 | 16.8 | 32.6 | 15.8 | 16.8 | 32.6 | 13.7 | 14.6 | 28.3 | |||||
[ANNOTATION: ON '2011-11-09T00:00:00' NOTE: 'Nicholas Walker:' NOTE: 'Does not include additional overhead for gradient spread.'] Average RF power | MW | 32.4 | 25.9 | 27.5 | 53.4 | 25.9 | 32.1 | 58.0 | 23.8 | 29.9 | 53.7 | ||||||
AC-RF Efficiency | [ANNOTATION: ON '2011-11-09T00:00:00' NOTE: 'Nicholas Walker:' NOTE: 'Estimated from RDR table: adjusted to give 76 MW RF power (cell below).'] 43% | 43% | 43% | 43% | 43% | 43% | 43% | ||||||||||
Total RF AC power | MW | 76.0 | 60.8 | 64.7 | 125.5 | 60.8 | 75.5 | 136.3 | 55.9 | 70.3 | 126.2 | ||||||
Total efficiency | 26% | 26% | 26% | 26% | 22% | 25% | 21% | ||||||||||
RF power dumped | MW | 56.2 | 45.0 | 47.9 | 92.8 | 45.0 | 58.6 | 103.6 | 42.2 | 55.7 | 97.8 | ||||||
Cryo | Static cryo power | MW | 12.2 | 12.2 | 13.0 | 25.2 | 12.2 | 9.1 | 21.3 | 12.2 | 9.1 | 21.3 | |||||
RF dynamic factor | 8.2E-04 | 6.5E-04 | 6.9E-04 | 6.5E-04 | 1.2E-03 | 6.0E-04 | 5.5E-04 | ||||||||||
RF dynamic | MW | 16.5 | 13.1 | 13.9 | 27.0 | 13.1 | 23.4 | 36.5 | 12.1 | 11.0 | 23.0 | ||||||
HOM dynamic | MW | 4.3 | 3.5 | 3.7 | 7.1 | 3.5 | 2.6 | 6.0 | 3.0 | 2.2 | 5.2 | ||||||
Total cryo AC power | MW | 33.0 | 28.8 | 30.6 | 59.4 | 28.8 | 35.1 | 63.9 | 27.3 | 22.3 | 49.6 | ||||||
CF | Water systems | MW | 9.9 | 6.3 | 6.7 | 13.0 | 6.3 | 8.2 | 14.5 | 5.9 | 7.8 | 13.7 | |||||
Conv. | MW | 13.5 | 13.5 | 14.4 | 27.9 | 13.5 | 10.1 | 23.6 | 13.5 | 10.1 | 23.6 | ||||||
Total Main Linac | MW | 132.4 | 109.4 | 116.4 | 225.8 | 109.4 | 128.9 | 238.3 | 102.7 | 110.4 | 213.1 | ||||||
e- source | MW | 4.76 | 4.76 | 4.76 | 4.76 | ||||||||||||
e+ source | MW | 22.27 | 22.27 | 22.27 | 22.27 | ||||||||||||
DR | MW | 26.29 | 26.29 | 26.29 | 26.29 | ||||||||||||
RTML | MW | 17.14 | 17.14 | 17.14 | 17.14 | ||||||||||||
BDS | MW | 7.72 | 11.58 | 11.58 | 11.58 | ||||||||||||
Dumps | MW | 3.95 | 5.14 | 5.14 | 4.72 | ||||||||||||
Grand total | MW | 215 | 313 | 325 | 300 | ||||||||||||