=GHU]HQLDSURWRQSURWRQZ/+&

Transcription

1 =GHU]HQLDSURWRQSURWRQZ/+& paczki HQHUJLD Proton-Proton REZyG Protons/bunch SROHPDJ Beam energy Luminosity ZLHWOQRü SDF]HN Crossing SSDF]ND rate 7H9 NP 7 FP V protony partony (kwarki, gluony) SU]HFLFLDSDF]HN Collisions F]VWRü 0+] RGVWS QV F]\OL P l produkty zderzenia jet l jet e + e - Higgs Z o Z o e + e - 3U]\QRPLQDOQHMZLHWOQRFLZND*G\PSU]HFLFLX SDF]HN]DMG]LH]GHU]HSURWRQSURWRQ

2 σ LHC s=14tev L=10 34 cm -2 s -1 rate ev/year barn σ inelastic LV1 input GHz mb bb MHz µb max LV2 input max LV1 output nb W Z W lν Z l + l - tt max LV2 output khz gg H SM SUSY q ~ q ~ +q ~ g ~ +g ~ g ~ tanβ=2, µ=m ~ ~ g =m q tanβ=2, µ=m ~ g =m ~ q /2 Hz pb qq qq H SM 10 5 H SM γγ h γγ tanβ=2-50 Z ARL l + l - mhz fb H SM ZZ ( * ) 4l µhz Z SM 3γ scalar LQ Z η l + l particle mass (GeV)

3 6HOHNFMDSU]\SDGNyZ :FLJXODWSUDF\/+&]DMG]LH ]GHU]HSS =DREVHUZRZDQLH³HJ]RW\F]Q\FK SU]\SDGNyZPR*H VWDQRZLüHSRNRZHRGNU\FLH³QRZHMIL]\NL 1DOH*\MHGQDNXPLHüRGV]XNDüRZHSU]\SDGNyZ ZUyGZV]\VWNLFK 6]XNDQLHLJá\ZVWRJXVLDQD" W\SRZDLJáD²PP W\SRZ\VWyJVLDQD²P LJáDVWyJ 3RV]XNLZDQLH³QRZHMIL]\NL Z/+& WRV]XNDQLHLJá\ZPLOLRQLHVWRJyZVLDQD

4 àdpljáyznd QDáR*RQ\FK]GHU]HSS ZLG]LDQ\FKSU]H]ZHZQWU]QF]üNU]HPRZHJRGHWHNWRUD PLNURSDVNRZHJR :UyGQLFKUR]SDGF]VWNL+LJJVDQDPLRQ\ =QDMG(SURVWHODG\

5 5R]ZL]DQLHáDPLJáyZNL =UHNRQVWUXRZDQHODG\RS W!*H9 :UyGQLFKGREU]HZLGRF]QHPLRQ\]UR]SDGX+LJJVD 5R]ZL]DQLHPR*OLZHMHOL]DMWRüGHWHNWRUDa SRZLHU]FKQLDPLNURSDVNDaPP! NDQDáyZRGF]\WX

6 &06DLQQHHNVSHU\PHQW\ GHWHNWRU ONDQDáyZ ]DMWRü SU]\SDGHN PR]DLNRZ\ N% PLNURSDVNRZ\ N% wczesnych kaskad N% NDORU\PHWU\ N% PLRQRZ\ N% FDáNRZLWDZLHONRüSU]\SDGNX 0% SPS Lear 40 MHz LHC CMS ATLAS CDF 330 KHz HERA 10 MHz UA1/2 250 KHz LEP 45 KHz /LF]EDNDQDáyZ WUXPLHGDQ\FKNRQWUROQ\FK&06WHPSHUDWXUD QDSLFLH LWS MHVW SRUyZQ\ZDOQ\ ]H VWUXPLHQLHP ZV]\VWNLFK GDQ\FK MHGQHJR ]H ZVSyáF]HVQ\FK HNVSHU\PHQWyZ/(3N%V

7 6\VWHPZ\]ZDODQLDWU\JHU 1RZRF]HVQHV\VWHP\SDPLFLPDVRZHMSR]ZDODM ]DSLV\ZDüa0%V 6SRUyGa SU]\SDGNyZ]DREVHUZRZDQ\FKZFLJX ND*GHMVHNXQG\MHG\QLHPR*HE\ü]DSLVDQ\FK :\ERUXGRNRQXMHV\VWHPZ\]ZDODQLD]ZDQ\WU\JHUHP 75<*(5MHVWWRGZXZDUWRFLRZDIXQNFMD ]DUHMHVWURZDQ\FKGDQ\FK VWDQXGHWHNWRUD EDGDQHMIL]\NL T( ) RGU]XFLü ]DSLVDü 3RQLHZD*QLHZV]\VWNLHGDQHVQDW\FKPLDVWGRVWSQH DIXQNFMDMHVWVNRPSOLNRZDQD7.MHVWREOLF]DQH ZNROHMQ\FKSU]\EOL*HQLDFK]ZDQ\FK VWRSQLDPLWU\JHUD 'RRGU]XFHQLDSU]\SDGNXZ\VWDUF]\RJUDQLF]RQD GRNáDGQRüGRQDVWSQHJRVWRSQLDSU]HFKRG]ZLF W\ONRSU]\SDGNL]GHF\]M]DSLVDü

8 6HOHNFMDSU]\SDGNyZ F]VWRü 10 G*HW\ 8 OHSWRQ\ 10 6 := WRS 'HWHNWRU 1 µs 3LHUZV]\VWRSLH²0+] VSHFMDOLVW\F]QHSURFHVRU\$6,&)3*$ LEVEL 1 Trigger 40 MHz Hardwired UyZQROHJáHSU]HWZDU]DQLHSRWRNRZH processors (ASIC, FPGA) MASSIVE PARALLEL Pipelined Logic Systems :\*V]HVWRSQLH N+] IDUPDVWDQGDUGRZ\FK HIGH LEVEL TRIGGERS 100 khz Standard processor SURFHVRUyZ FARMs sec +LJJV DPLüPDVRZD²+] 25 ns µs ms sec F]DVSU]HWZDU]DQLD>V@ /LF]ED SURFHVRUyZ Z IDUPLH &06 MHVW SRUyZQ\ZDOQD ] OLF]E ZV]\VWNLFK VWDFML URERF]\FK L NRPSXWHUyZ RVRELVW\FKZ&(51LHZURNXa

9 3U]HWZDU]DQLHSRWRNRZH 7U\JHUPXVL]DQDOL]RZDüGDQH]ND*GHJR]GHU]HQLD FRQVPXVL]DSDüGHF\]MDF]\MH]DSLVDü -HMZ\SUDFRZDQLHZ\PDJDMHGQDNGáX*V]HJRF]DVX 5R]ZL]DQLHSUREOHPX SU]HWZDU]DQLHSRWRNRZHF]\OL³WDPDSURGXNF\MQD DOJRU\WPSRG]LHORQ\MHVWQDNURNLZ\NRQ\ZDOQHZQV SURFHVRUVWDQRZLáDFXFKHOHPHQWyZ ]NWyU\FKND*G\Z\NRQXMHMHGHQNURNDOJRU\WPXZQV LSU]HND]XMHZ\QLNQDVWSQHPX ZWHQVSRVyESU]HWZDU]DQHGDQHSá\QSU]H]SURFHVRU aµvdz\qlnlsrmdzldmvlqdmhjrz\mflxfrqv SHáQHGDQHF]HNDMQDGHF\]MWU\JHUD Sá\QFV\QFKURQLF]QLHZSDPLFLSRWRNRZHM czas przetwarzania 3µs procesor potokowy 25 ns detektor pamiü potokowa C C B B A A bufor synchroniczny przepáyw danych asynchr.

10 Track finding Associate hits in a 2-D plane in order to identify segments, circles, etc... Pattern recognition on global 2-D data - Combinatorial logic - Lookup table - Associative memories x y Track following. Find segments built by a couple of points aligned in a given direction - Coincidence matrix - Lookup table - Mean timer S. Cittolin CERN/ECP CMS-TriDas. CERN School of Computing, Egmond aan Zee/NL.96 46

11 CMS level-1 muon trigger Primitive generators (segments, hits) Segment EXTRAPOLATION (DT,CSC) Segment recognition - Cone coincidence (RPC) - Mean timer (Tube) Pattern RECOGNITION (RPC) Track momentum - Coincidence matrix - Logic mask DT,CSC RPC LVL-1 Global Content addressable memories Matrix logic (ASIC, Gate array...) S. Cittolin CERN/ECP CMS-TriDas. CERN School of Computing, Egmond aan Zee/NL.96 47

12 Coincidence matrix (ATLAS level-1 muon trigger) Segment identification within a given angles and segments combination 0 x i 0 32 y y i u ij x c a 32 b a b c z i = x i u ij y j Two planes low occupancy detectors Tree logic for more plane/segments (and pipeline) S. Cittolin CERN/ECP CMS-TriDas. CERN School of Computing, Egmond aan Zee/NL.96 51

13 CMS calorimeter level-1. Isolated electron (sliding window algorithm) Hadron Electromagnetic HAD calorimeter Hit E T 4032 cells φ η EM calorimeter E t cut + Max ( ) > Threshold AND Longitudinal cut / < 0.05 AND HAD transverse cut < 2 GeV AND EM isolation One of (,,, ) < 2 GeV ISOLATED ELECTRON Trigger granularity (Dh * Df) No.of trigger towers ECAL : h * * 72 = 4032 h > * as ECAL HCAL : as ECAL 162 S. Cittolin CERN/ECP CMS-TriDas. CERN School of Computing, Egmond aan Zee/NL.96 41

14 CMS calorimeter level-1. Isolated electron (peak finding algorithm) Hadron Electromagnetic E T HAD calorimeter 4032 cells φ η EM calorimeter w i E i > 0 Peak finding E t cut > Threshold AND EM isolation / > 0.9 AND HAD longitudinal and transverse cut < 4 GeV ISOLATED ELECTRON Trigger granularity (Dh * Df) No.of trigger towers ECAL : h * * 36 = 4032 h > * HCAL : * S. Cittolin CERN/ECP CMS-TriDas. CERN School of Computing, Egmond aan Zee/NL.96 42

15 3U]HSá\ZGDQ\FKZ&06 GHWHNWRU 0+] MHz LLISION RATE 16 0NDQDáyZ Million channels 3 Gigacell buffers *%EXIRUyZ HQHUJLD Energy Tracks ODG,VWWU\JHUD 100 khz N+] EL-1 TRIGGER 1 Terabit/s NDQDáyZ A CHANNELS) 7HUDELWV Charge Time Pattern ádgxqhn F]DV NV]WDáW 1 0%SU]\SDGHN Megabyte EVENT 200 Gigabyte BUF 500 *%EXIRUyZ Readout memorie ZPRGXáDFK G\VWU\EXWRU *LJDELWV 0 Gigabit/s,,VWWU\JHUD 100 Hz +] TERED EVENT *LJDELWV Gigabit/s 7%G]LH SERVICE LAN 3%URN DYSTRYBUTOR SDPLüPDVRZD EVENT BUILDER. A large switching network ( ports) w throughput of approximately 500 Gbit ZHMü the interconnection between the sour (Readout Dual Port Memory) and the destinations (switch Z\Mü to Farm Interface Event Manager collects the status an request of event filters and distributes building commands (read/clear) to RD 5 TeraIPS SURFHVRUyZ EVENT FILTER. It consists of high RPRF\*,36 performance commercial proc organized into many farms convenien on-line and off-line applications. 7,36The architecture is such that a single CPU processes one event QSG]LHQQLH Petabyte NDVHW'/7 ARCHIVE SR*%ND*GD 7% WHUDEDMW EDMWyZ 3% SHWDEDMW EDMWyZ *,36 LQVWUXNFMLV 7,36 LQVWUXNFMLV

16 '\VWU\EXWRU '\VWUXEXWRU WRJyUNDUR]U]GRZDV\VWHPX]ELHUDQLDGDQ\FK -HJR]DGDQLHPMHVW]HEUDQLHGDQ\FKGRW\F]F\FK GDQHJRSU]\SDGNX]HZV]\VWNLFKF]FLGHWHNWRUD LSU]HVáDQLHLFKGRRNUHORQHJRSURFHVRUD PRGXá\RGF]\WXUy*Q\FKF]FLGHWHNWRUD IDUPDSURFHVRUyZ SU]HSXVWRZRü *LJDELWV MHVWUyZQRZD*QDLORFLGDQ\FKSU]HV\áDQ\FKSU]H]FDá G]LVLHMV]WHOHNRPXQLNDFMHXURSHMVN

17 (ZROXFMDV\VWHPyZ]ELHUDQLDGDQ\FK (1 MHz) el-1 F]VWRü e WU\JHUD (Hz) >+]@ LHCB 10 5 F]VWRü WU\JHUD 0+] ATLAS CMS High OLF]EDNDQDáyZ No. Channe SU]HSXVWRZRü High Bandwidth *ELWV ( 500 Gbit/s) KLOE HERA-B H1 ZEUS CDF ALICE High LORü Data Archive GDQ\FK (PetaByte) SHWDEDMW\ 10 2 NA Event Size (byte UR]PLDUSU]\SDGNX>EDMW@,ORü GDQ\FK SU]HSá\ZDMF\FK SU]H] V\VWHP RGF]\WX &06 Z FLJX PLQXW SUDF\ /+& MHVW SRUyZQ\ZDOQD ]FDáRFL GDQ\FK SU]HVáDQ\FK SU]H] ZV]\VWNLH VLHFL Z &(51LHZFLJXFDáHJRURNX

18 5R]ZyMWHFKQRORJLL Gbit MEMORIES MIPS CPU POWER DISK RISC 1 DRAM SRAM Year Ggate TECHNOLOGY Gate/Chip µm MByte/s MIPS Year DATA ACQUISITION DAQ MIPS Technology Rates Mbyte/s 0.12 Year SPS 70' SPSC 80' LEP 90' DESY 90' TEV 00' LHC 04' 0RFREOLF]HQLRZDSURFHVRUyZZ]UDVWDUD]\FRODW 3RMHPQRüSDPLFLZ]UDVWDUD]\FRODWD &DáDPRFREOLF]HQLRZD&(51XZURNXE\áD PQLHMV]DQL*MHGQHJRZVSyáF]HVQHJRNRPSXWHUD RVRELVWHJR

19 +DUPRQRJUDPSUDF SURMHNWWHFKQLF]Q\ RFHQDGRVWSQ\FKWHFKQRORJLL WHVW\SURWRW\SyZ Z\EyUWHFKQRORJLL LILQDOQDVSHF\ILNDFMD SURGXNFMDLWHVW\ LQVWDODFMD URN 6NDODSU]HGVLZ]LFLDZ\PDJDDE\SURMHNWWHFKQLF]Q\ E\áJRWRZ\QDODWSU]HGXUXFKRPLHQLHP HNVSHU\PHQWX $E\ XU]G]HQLH QLH E\áR SU]HVWDU]DáH MX* ZPRPHQFLH RGGDQLD GR X*\WNX Z F]DVLH SURMHNWRZDQLD QDOH*\ SU]HZLG]LHüLXZ]JOGQLüPR*OLZ\UR]ZyMWHFKQRORJLL &Dá\V\VWHPZ\]ZDODQLDL]ELHUDQLDGDQ\FK&06]DZLHUD SRQDGPRGXáyZHOHNWURQLF]Q\FK -H*HOLPRGXáSVXáE\VLUHGQLRUD]QDODWDFRG]LHQQLH QDOH*DáRE\Z\PLHQLDüPRGXáyZ

20 3RGVXPRZDQLH :VSyáF]HVQDIL]\NDF]VWHNRFLHUDVLRJUDQLFH OXG]NLHJRSR]QDQLDSUyEXMF]XQLILNRZDüZV]\VWNLH ]QDQHREHFQLHRGG]LDá\ZDQLD 3UyEDRGSRZLHG]LQDS\WDQLDSU]H]QLVWDZLDQH Z\PDJDVLJQLFLDGREDUG]RZ\VRNLFKHQHUJLL 7H9 LSRV]XNLZDQLDQLH]Z\NOHU]DGNLFK]MDZLVN σaie 3RáF]HQLHW\FKGZyFKZ\PDJDVWDQRZLZ\]ZDQLH GOD QDMQRZRF]HQLHMV]\FKWHFKQRORJLLLQIRUPDW\F]Q\FK L WHOHNRPXQLNDF\MQ\FK Z\VRNDHQHUJLD GX*DOLF]EDSURGXNRZDQ\FKF]VWHN asu]\sdghn SUHF\]\MQ\SRPLDUZV]HURNLP]DNUHVLH G\QDPLF]Q\P aµp SRV]XNLZDQLHU]DGNLFK]MDZLVN ROEU]\PLDF]VWRüRGG]LDá\ZD QDNáDGDQLHVLRGG]LDá\ZD PDá\VWRVXQHNV\JQDáXGRWáD a*+] Z\QLNDMFH]SRZ\*V]HJRZ\PDJDQLDWHFKQRORJLF]QH VWHURZDQLHSU]HSá\ZHPROEU]\PLHMLORFLGDQ\FK *ELWVV DQDOL]DSU]\SDGNyZZF]DVLHU]HF]\ZLVW\P VHOHNFMD JLJDQW\F]QDPRFREOLF]HQLRZD VXSHUSRMHPQDSDPLüPDVRZD 7,36 3%URN