INSTITUTE OF HIGH ENERGY PHYSICS 中国科学院高能物理研究所 INSTITUTE OF HIGH ENERGY PHYSICS Study for CEPC error Dengjie Xiao Jie Gao Sha Bai Dou Wang Yiwei Wang Tianjian Bian Feng Su CEPC AP meeting, 2015.12.25
The effect of multiple errors on Dynamic Aperture 1. Brief introduction about the study on multiple errors 2. Specific study of the effect on DA
multiple errors Normal No error
multiple errors Random errors K1 K2 K3 K4 Bend 1~10 1~3 1~14 / Quadrupole Sextupole 1~10、 10~180（10） Systematic errors K1 K2 K3 K4 K5 K6 Bend 1~10 2 、5 / Quadrupole 1、2、5 1~14 Sextupole 1、2
Effect of multiple errors on Dynamic Aperture No error Only B Only Q Only S
Bending magnets Random errors K1=1~10
Bending magnets Random errors K1=1~10
Bending magnets Random errors K1=1~10
Quadrupoles Random errors K2=1~10
Quadrupoles Random errors K2=1~10
Quadrupoles Random errors K2=1~10
Sextupoles Random errors K3=10~180(10)
Sextupoles Random errors K3=10~180(10)
Sextupoles Random errors K3=10~180(10)
Sextupoles Random errors K3=10~180(10)
Sextupoles Random errors K3=10~180(10)
Sextupoles Random errors K3=1~10
Sextupoles Random errors K3=1~10
Sextupoles Random errors K3=1~10
Bending magnets Random errors K3=1~14
Bending magnets Random errors K3=1~14
Bending magnets Random errors K3=1~14
Bending magnets Random errors K3=1~14
Bending magnets Systematic errors K1=1~10
Bending magnets Systematic errors K1=1~10
Bending magnets Systematic errors K1=1~10
Quadrupoles Systematic errors K2=1~10
Quadrupoles Systematic errors K2=1~10
Quadrupoles Systematic errors K2=1~10
Sextupoles Systematic errors K3=1~8
Sextupoles Systematic errors K3=1~8
Quadrupoles Systematic errors K4=1~14
Quadrupoles Systematic errors K4=1~14
Quadrupoles Systematic errors K4=1~14
Quadrupoles Systematic errors K4=1~14
Summary 动力学孔径对二四六极铁较低的高阶 场误差的微小变化比较敏感？ (Quadrupoles Random errors K2=1~10 And Bending magnets Random errors K3=1~14)(Q S K2 And Q S K4) multiple errors 对DA影响最坏有多大？
Thanks!