1 Main Parameters


Table 1: mainParameters

PAR Parameters

NotationModel Value
General Parameters
Injection energy E 0 0.425 GeV
Design energy E m 0.450 GeV
Beam current (single bunch) Isb 5.88 - 58.8 mA
Circulating charge (single bunch) q 0.6 - 6.0 nC
Number of superperiods Nsp 2
Max number of bunches to accumulate Nsb 20
Injection rate finj 30 Hz
Injection time Tinj 33.3 - 666 ms
Repetition rate fcycle 1 Hz
Transverse parameters
Transverse tune νx 2.18
νy 1.21
Natural Chromaticity ξx,n -0.06
ξy,n 0.01
Dispersion function ηx,max 3.11 m
ηy,max 0.00
Beta function βx,min 0.98 m
βx,ave 2.80
βx,max 4.68
βy,min 0.43
βy,ave 8.36
βy,max 14.08
Longitudinal parameters (RF1 Only)
Circumference C 30.666 m
Revolution frequency f 0 9775.942 kHz
Revolution time T0 0.102 μs
Harmonic number (Fundamental) hrf 1
Typical RF voltage (@425MeV) V 0 20.0 kV
Typical synchronous phase (20 kV, 425 MeV) ϕs 3.00  171.86Rad,Deg
Momentum compaction factor αc 243.670 ×10-3
Synchrotron tune (20 kV, 425 MeV) νs 1.351 ×10-3
Equilibrium momentum spread (zero current) σδ 0.039
Equilibrium bunch length (zero current) σL 339.47 mm
Equilibrium bunch length (zero current) σt 1132.4 ps
Longitudinal parameters (RF1 and RF12)
Harmonic number hrf 12
Typical RF voltage (@425MeV) V 0 26.0 kV
Typical synchronous phase (26 kV, 425 MeV) ϕs 3.14  180.00Rad,Deg
Momentum compaction factor αc 243.670 ×10-3
Synchrotron tune (26 kV, 425 MeV) νs 5.504 ×10-3
Equilibrium momentum spread (zero current) σδ 0.039
Equilibrium bunch length (zero current) σL 83.30 mm
Equilibrium bunch length (zero current) σt 277.9 ps
Radiation parameters (425 MeV)
Radiation energy loss per turn (dipole) Ur,d 2.831 keV
Partition number D 0.251
Damping Time τx 24.557 ms
τy 30.717 ms
τE 17.561 ms
Emittance ϵn 299.9 nm-rad
Radiation integrals I1 7.472 m
I2 6.162 m-1
I3 6.044 m-2
I4 -1.546 m-1
I5 8.721 m-1