! *** OPTICS=LCLS2sc28OCT14 *** ! LCLS2sc sector 10 dogleg plus match to bypass line ! ============================================================================== ! Modification History ! ------------------------------------------------------------------------------ ! 28-OCT-2014, M. Woodley ! * move stripline BPMs from quadrupole centers to ~0.543 m u/s of quadrupole ! center per D. Hanquist and J. Amann ! * add resistive-wall wakefield MARKer (for ELEGANT) per P. Emma ! ------------------------------------------------------------------------------ ! 15-OCT-2014, M. Woodley ! * add R56 compensation chicane ! * adjust deferment/deprecation levels ! ------------------------------------------------------------------------------ ! 07-AUG-2014, M. Woodley ! * diagnostics complement per "Electron Beam Diagnostics Systems" PRD ! (LCLSII-2.7-PR-0170) ! * replace some dogleg stripline BPMs with cavity BPMs ! * remove BC3 ! * decorate device TYPE attributes to indicate non-baseline status ! 17-APR-2014, M. Woodley ! * add "CNT" MARKERs after dispersive areas (ELEGANT CENTERing) ! ------------------------------------------------------------------------------ ! 26-MAR-2014, M. Woodley ! * element names changed to conform to nomenclature PRD ! ------------------------------------------------------------------------------ ! 01-MAR-2014, M. Woodley ! * change BC3 dipole type from 1.0D38.37 to 1D19.7 (BC2 dipole) ! 14-JAN-2014, M. Woodley ! * add BC3 ! ------------------------------------------------------------------------------ dZdog := 77.99997504 !Z-extent of dogleg ! ============================================================================== ! SBEN ! ------------------------------------------------------------------------------ ! dogleg ! XOFF : x-offset of bypass line (old PEP-II 9-GeV) w.r.t. old linac axis ! (<0 is south) ! YOFF : y-offset of bypass line (old PEP-II 9-GeV) w.r.t. old linac axis ! (>0 is up) ! ROLLA : roll angle of sec-10 bends to get XOFF and YOFF bypass offsets GBR := 0.0254 !1.0D38.37 gap height (m) LBR := 1.0 !1.0D38.37 gap height (m) ANGA := 0.024477314713 !dogleg bend angle (rad) XOFF := -25.610*IN2M YOFF := 25.570*IN2M ROLLA := -1.054575132367 BRB1a : SBEN, TYPE="1.0D38.37", HGAP=GBR/2, L=LBR/2, ANGLE= ANGA/2, & E1= ANGA/2, E2=0, FINT=0.5, FINTX=0, TILT=ROLLA BRB1b : SBEN, TYPE="1.0D38.37", HGAP=GBR/2, L=LBR/2, ANGLE= ANGA/2, & E1=0, E2= ANGA/2, FINT=0, FINTX=0.5, TILT=ROLLA BRB2a : SBEN, TYPE="1.0D38.37", HGAP=GBR/2, L=LBR/2, ANGLE=-ANGA/2, & E1=-ANGA/2, E2=0, FINT=0.5, FINTX=0, TILT=ROLLA BRB2b : SBEN, TYPE="1.0D38.37", HGAP=GBR/2, L=LBR/2, ANGLE=-ANGA/2, & E1=0, E2=-ANGA/2, FINT=0, FINTX=0.5, TILT=ROLLA ! R56 compensation chicane: ! BBCX.. = chicane bend field (kG) at 4 GeV ! ABCX.. = chicane bend angle (rad) ! LBCX.. = chicane bend path length (m) ! ABCX..S = "short" half chicane bend angle (rad) ! ABCX..L = "long" half chicane bend angle (rad) ! LBCX..S = "short" half chicane bend path length (m) ! LBCX..L = "long" half chicane bend path length (m) BBCXDLD := 4.091923726641 ARGXDLD := ZBCC*BBCXDLD/Brhof ABCXDLD := ASIN(ARGXDLD) ABCXDLD_2 := ABCXDLD*ABCXDLD ABCXDLD_4 := ABCXDLD_2*ABCXDLD_2 ABCXDLD_6 := ABCXDLD_4*ABCXDLD_2 SINCBCXDLD := 1-ABCXDLD_2/6+ABCXDLD_4/120-ABCXDLD_6/5040 LBCXDLD := ZBCC/SINCBCXDLD ABCXDLDS := ASIN(ARGXDLD/2) ABCXDLDS_2 := ABCXDLDS*ABCXDLDS ABCXDLDS_4 := ABCXDLDS_2*ABCXDLDS_2 ABCXDLDS_6 := ABCXDLDS_4*ABCXDLDS_2 SINCBCXDLDS := 1-ABCXDLDS_2/6+ABCXDLDS_4/120-ABCXDLDS_6/5040 LBCXDLDS := ZBCC/(2*SINCBCXDLDS) ABCXDLDL := ABCXDLD-ABCXDLDS LBCXDLDL := LBCXDLD-LBCXDLDS BCXDLD1a : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDS, ANGLE=+ABCXDLDS, & E1=0, FINT=0.5, FINTX=0 BCXDLD1b : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDL, ANGLE=+ABCXDLDL, & E2=+ABCXDLD, FINT=0, FINTX=0.5 BCXDLD2a : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDL, ANGLE=-ABCXDLDL, & E1=-ABCXDLD, FINT=0.5, FINTX=0 BCXDLD2b : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDS, ANGLE=-ABCXDLDS, & E2=0, FINT=0, FINTX=0.5 BCXDLD3a : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDS, ANGLE=-ABCXDLDS, & E1=0, FINT=0.5, FINTX=0 BCXDLD3b : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDL, ANGLE=-ABCXDLDL, & E2=-ABCXDLD, FINT=0, FINTX=0.5 BCXDLD4a : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDL, ANGLE=+ABCXDLDL, & E1=+ABCXDLD, FINT=0.5, FINTX=0 BCXDLD4b : SBEN, TYPE="@0,R56", HGAP=GBCC/2, L=LBCXDLDS, ANGLE=+ABCXDLDS, & E2=0, FINT=0, FINTX=0.5 ! ============================================================================== ! QUAD ! ------------------------------------------------------------------------------ ! dogleg KQDOG := 0.210962514633 QDOG1 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1= KQDOG, APER=rQK QDOG2 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1=-KQDOG, APER=rQK QDOG3 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1= KQDOG, APER=rQK QDOG4 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1=-KQDOG, APER=rQK QDOG5 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1= KQDOG, APER=rQK QDOG6 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1=-KQDOG, APER=rQK QDOG7 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1= KQDOG, APER=rQK QDOG8 : QUAD, TYPE="1.625Q27.3", L=LQK/2, K1=-KQDOG, APER=rQK KQL1P := 0.174493421865 KQL2P := -0.165217807869 KQL3P := 0.221852312483 KQL4P := -0.112485080643 ! match to bypass line QL1P : QUAD, TYPE="1.97Q20", L=LQN/2, K1= KQL1P, APER=rQN QL2P : QUAD, TYPE="1.97Q10", L=LQL/2, K1= KQL2P, APER=rQL QL3P : QUAD, TYPE="2Q4W", L=LQM/2, K1= KQL3P, APER=rQM QL4P : QUAD, TYPE="2Q4W", L=LQM/2, K1= KQL4P, APER=rQM ! bypass line FODO KQBYP := 0.060580505638 !45 degree per cell QBPF : QUAD, TYPE="2Q4", L=LQM/2, K1= KQBYP, APER=rQM !"QB01" QBPD : QUAD, TYPE="2Q4", L=LQM/2, K1=-KQBYP, APER=rQM !"QB02" ! ============================================================================== ! ROLL ! ------------------------------------------------------------------------------ AROBRB1 := -0.12862097586E-3 AROBRB2 := -AROBRB1 ROBRB1 : SROT, ANGLE=AROBRB1 ROBRB2 : SROT, ANGLE=AROBRB2 ! ============================================================================== ! DRIF ! ------------------------------------------------------------------------------ ! dogleg NQBD := 8 !number of dogleg quads LTOTA := 76.02294776001 !path length from BRB1-exit to BRB2-entrance LDBD := (LTOTA+LBR)/(NQBD/2) !FODO cell half length dLDBD := -0.124816871989E-4 !adjustment for dispersion correction LDBDh := LDBD/2+dLDBD !FODO cell half length DBD : DRIF, L=LTOTA DBD0 : DRIF, L=(LDBDh-LBR-LQK)/2-4*dLDBD DBD1 : DRIF, L=LDBDh-LQK DBD2 : DRIF, L=LDBDh-LQK DBD3 : DRIF, L=LDBDh-LQK DBD4 : DRIF, L=LDBDh-LQK DBD5 : DRIF, L=LDBDh-LQK DBD6 : DRIF, L=LDBDh-LQK DBD7 : DRIF, L=LDBDh-LQK DBD8 : DRIF, L=(LDBDh-LQK-LBR)/2-4*dLDBD COMMENT VALUE, LTOTA,(NQBD/2)*LDBD-LBR VALUE, DBD0[L]+DBD1[L]+DBD2[L]+DBD3[L]+DBD4[L]+& DBD5[L]+DBD6[L]+DBD7[L]+DBD8[L]+NQBD*LQK ENDCOMMENT DBD4h : DRIF, L=DBD4[L]/2 DBD0a : DRIF, L=1.0 DBD0c : DRIF, L=0.186 DBD0b : DRIF, L=DBD0[L]-DBD0a[L]-DBD0c[L] DBD1a : DRIF, L=1.0 DBD1b : DRIF, L=DBD1[L]-DBD1a[L]-DBD1c[L] DBD1c : DRIF, L=0.186 DBD2a : DRIF, L=1.0 DBD2c : DRIF, L=0.1 DBD2d : DRIF, L=1.0 DBD2b : DRIF, L=DBD2[L]-DBD2a[L]-DBD2c[L]-Lcoll-DBD2d[L] DBD3a : DRIF, L=1.0 DBD3c : DRIF, L=0.186 DBD3b : DRIF, L=DBD3[L]-DBD3a[L]-DBD3c[L] DBD4a : DRIF, L=1.0 DBD4c : DRIF, L=0.186 DBD4b : DRIF, L=DBD4[L]-DBD4a[L]-DBD4c[L] DBD5a : DRIF, L=1.0 DBD5c : DRIF, L=0.186 DBD5b : DRIF, L=DBD5[L]-DBD5a[L]-DBD5c[L] DBD6a : DRIF, L=1.0 DBD6c : DRIF, L=0.1 DBD6d : DRIF, L=1.0 DBD6b : DRIF, L=DBD6[L]-DBD6a[L]-DBD6c[L]-DBD6d[L] DBD7a : DRIF, L=1.0 DBD7c : DRIF, L=0.186 DBD7b : DRIF, L=DBD7[L]-DBD7a[L]-DBD7c[L] DBD8a : DRIF, L=1.0 DBD8b : DRIF, L=DBD8[L]-DBD8a[L] ! R56 compensation chicane DCCDLDo : DRIF, L=ZDCC/COS(ABCXDLD), TYPE="CSR" DCCDLDi : DRIF, L=ZDCC, TYPE="CSR" ! match to bypass line LL0 := 7.5 LL1 := 22.0 LL2 := 46.1 LL3 := 43.0 LL4 := 51.660514963935 DLCCP : DRIF, L=0.5 DL0P : DRIF, L=LL0 DL1P : DRIF, L=LL1 DL2P : DRIF, L=LL2 DL3P : DRIF, L=LL3 DL4P : DRIF, L=LL4 DL0Pa : DRIF, L=0.3 DL0Pc : DRIF, L=0.3 DL0Pb : DRIF, L=LL0-DL0Pa[L]-DL0Pc[L] DL1Pa : DRIF, L=0.3 DL1Pc : DRIF, L=0.3 DL1Pb : DRIF, L=LL1-DL1Pa[L]-DL1Pc[L] DL2Pa : DRIF, L=0.3 DL2Pc : DRIF, L=0.3 DL2Pb : DRIF, L=LL2-DL2Pa[L]-DL2Pc[L] DL3Pa : DRIF, L=0.3 DL3Pb : DRIF, L=LL3-DL3Pa[L] DL4Pa : DRIF, L=0.4598 DL4Pb : DRIF, L=0.7433 DL4Pc : DRIF, L=0.2794 DL4Pd : DRIF, L=LL4-DL4Pa[L]-DL4Pb[L]-DL4Pc[L] ! bypass line FODO DBP : DRIF, L=(101.6-LQM)/2 ! ============================================================================== ! BPMs ! ------------------------------------------------------------------------------ BPMDOG1 : MONI, TYPE="05_um_res_R0" BPMDOG2 : MONI, TYPE="05_um_res_R0" BPMDOG4 : MONI, TYPE="05_um_res_R0" BPMDOG5 : MONI, TYPE="05_um_res_R0" BPMDOG6 : MONI, TYPE="05_um_res_R0" BPMDOG8 : MONI, TYPE="05_um_res_R0" BPML1P : MONI, TYPE="05_um_res_R0" BPML2P : MONI, TYPE="05_um_res_R0" BPML3P : MONI, TYPE="05_um_res_R0" BPML4P : MONI, TYPE="05_um_res_R0" RFBDOG3 : MONI, TYPE="@0,01_um_res" RFBDOG7 : MONI, TYPE="@0,01_um_res" ! ============================================================================== ! XCORs ! ------------------------------------------------------------------------------ XCDOG1 : HKIC, TYPE="type-4" XCDOG3 : HKIC, TYPE="type-4" XCDOG5 : HKIC, TYPE="type-4" XCDOG7 : HKIC, TYPE="type-4" XCL1P : HKIC, TYPE="type-4" XCL2P : HKIC, TYPE="type-4" XCL3P : HKIC, TYPE="type-4" XCL4P : HKIC, TYPE="type-4" ! ============================================================================== ! YCORs ! ------------------------------------------------------------------------------ YCDOG0 : VKIC, TYPE="type-4" YCDOG2 : VKIC, TYPE="type-4" YCDOG4 : VKIC, TYPE="type-4" YCDOG6 : VKIC, TYPE="type-4" YCDOG8 : VKIC, TYPE="type-4" YCL1P : VKIC, TYPE="type-4" YCL2P : VKIC, TYPE="type-4" YCL3P : VKIC, TYPE="type-4" YCL4P : VKIC, TYPE="type-4" ! ============================================================================== ! marker points, etc. ! ------------------------------------------------------------------------------ ! collimator ! CEDOG : energy coll in bypass dog-leg (YSIZE is half-gap) CEDOG : RCOL, L=Lcoll, XSIZE=20E-3, YSIZE=4.0E-3 ! beam profile measurement WSDOG : WIRE, TYPE="@0,fast" OTR31 : PROF, TYPE="@3,OTR" !CSR-induced coupling from dogleg ! markers clBRB1 : MARK !BRB1 centerline MIDBD : MARK clBRB2 : MARK !BRB2 centerline CNTDOG : MARK, TYPE="CENTER" CCDLDBEG : MARK CNTDLD : MARK, TYPE="CENTER" CCDLDEND : MARK RWWAKE2 : MARK, TYPE="WAKE" !dogleg beampipe wake applied here MQBP13 : MARK !QBP13 FODO quad center ... Z=1254.531303 (a.k.a. "QB01") ! ============================================================================== ! BEAMLINE ! ------------------------------------------------------------------------------ CCDLD : LINE=(CCDLDBEG,& BCXDLD1a,BCXDLD1b,DCCDLDo,& BCXDLD2a,BCXDLD2b,DCCDLDi,& BCXDLD3a,BCXDLD3b,DCCDLDo,& BCXDLD4a,BCXDLD4b,CNTDLD,CCDLDEND) DLBP0 : LINE=(& BRB1a,clBRB1,BRB1b,ROBRB1,DBD0,& QDOG1,QDOG1,DBD1,& QDOG2,QDOG2,DBD2,& QDOG3,QDOG3,DBD3,& QDOG4,QDOG4,DBD4h,MIDBD,DBD4h,& QDOG5,QDOG5,DBD5,& QDOG6,QDOG6,DBD6,& QDOG7,QDOG7,DBD7,& QDOG8,QDOG8,DBD8,& ROBRB2,BRB2a,clBRB2,BRB2b) DLBP : LINE=(& SEQ04BEG,& BEGDOG,& BRB1a,clBRB1,BRB1b,ROBRB1,DBD0a,YCDOG0,DBD0b,BPMDOG1,DBD0c,& QDOG1,QDOG1,DBD1a,XCDOG1,DBD1b,BPMDOG2,DBD1c,& QDOG2,QDOG2,DBD2a,YCDOG2,DBD2b,RFBDOG3,DBD2c,CEDOG,DBD2d,& QDOG3,QDOG3,DBD3a,XCDOG3,DBD3b,BPMDOG4,DBD3c,& QDOG4,QDOG4,DBD4a,YCDOG4,DBD4b,BPMDOG5,DBD4c,& QDOG5,QDOG5,DBD5a,XCDOG5,DBD5b,BPMDOG6,DBD5c,& QDOG6,QDOG6,DBD6a,YCDOG6,DBD6b,RFBDOG7,DBD6c,WSDOG,DBD6d,& QDOG7,QDOG7,DBD7a,XCDOG7,DBD7b,BPMDOG8,DBD7c,& QDOG8,QDOG8,DBD8a,YCDOG8,DBD8b,ROBRB2,& BRB2a,clBRB2,BRB2b,CNTDOG) MTCH1 : LINE=(& DLCCP,CCDLD,& DL0Pa,OTR31,DL0Pb,XCL1P,DL0Pc,& QL1P,BPML1P,QL1P,DL1Pa,YCL1P,DL1Pb,XCL2P,DL1Pc,& QL2P,BPML2P,QL2P,DL2Pa,YCL2P,DL2Pb,XCL3P,DL2Pc,& QL3P,BPML3P,QL3P,DL3Pa,YCL3P,DL3Pb,& QL4P,QL4P,DL4Pa,BPML4P,DL4Pb,XCL4P,DL4Pc,YCL4P,DL4Pd,DBP,& ENDDOG,RWWAKE2,& SEQ04END,& SEQ05BEG,& BEGBYP,& QBPF,MQBP13) DLBM : LINE=(DLBP,MTCH1) Bfodo : LINE=(QBPF,DBP,DBP,QBPD,QBPD,DBP,DBP,QBPF) ! ------------------------------------------------------------------------------ RETURN