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Mike Lamont on behalf of the LSA team
LSA Deployment for LHC Mike Lamont on behalf of the LSA team
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Status LSA has been deployed: Database is in good shape
LEIR SPS transfer lines: TT40, CNGS, TI8, TI2 Hardware Commissioning LHC power converter tests SM18 Database is in good shape Technology well established Core software in place, tested and deployed Looking forward towards the LHC… 6/11/2007 LSA deployment
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Requirements Core Functionality Equipment Instrumentation Measurements
Settings management etc. etc. as detailed Equipment Instrumentation Measurements Operational exploitation Timing On-line Models MADX, FIDEL, Aperture Mode, data distribution Applied LSA applications Orbit, luminosity scans etc. 6/11/2007 LSA deployment
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LSA Core in action
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Settings Management Complex Parameter Space
Momentum, Tune, Chromaticity, Orbit Magnet strengths, Multipole Errors, Decay, Snapback.. Power converter currents inc. nested triplets Knobs Kickers, Collimators, TDI… Spectrometer compensation Crossing angle Separation bumps ■ - at least partially addressed 6/11/2007 LSA deployment
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Settings management Injection plateau Prepare ramp Ramp Squeeze
Subset or all PCs Correctors for energy stability Multipole error compensation Prepare ramp Incorporation Calculation of snapback depth, adjustment of ramp functions Ramp Snapback, Stop Power Converters, RF, Collimators, Feedback Squeeze Q,Q’, stop, adjust, continue, collimators, feedback Feed-forward & Feedback From feedback systems From reference magnet systems 6/11/2007 LSA deployment
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Optics ramp and squeeze tests in all LHC IRs
power converters in short circuit 7-8 for real Including running MAD, uploading optics etc 6/11/2007 LSA deployment
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Ramp 6/11/2007 LSA deployment
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Squeeze 6/11/2007 LSA deployment
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Squeeze 6/11/2007 LSA deployment
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FiDeL Import of coefficients on to staging tables
Extraction to LSA tables Invocation of to produce Calibration curves Harmonic curves Settings generation Injection/decay Ramp/snapback 6/11/2007 LSA deployment
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Settings Pre-cycle configuration and generation Injection plateau
Standard LHC ramp FiDeL deployed under LSA and tested: Transfer functions (Calibration curves) Static harmonics Decay Snapback & correction… 6/11/2007 LSA deployment
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Point to the two available power converters as necessary
Parameter space Settings for dipole & correctors in terms of Momentum Strength Current Cn Point to the two available power converters as necessary 6/11/2007 LSA deployment
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Decay 6/11/2007 LSA deployment
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Snapback – b3 6/11/2007 LSA deployment
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Snapback - current 6/11/2007 LSA deployment
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Equipment
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INJECTION KICKERS X BEAM DUMP POWER CONVERTERS COLLIMATORS RF LFB
TFB MAGNETS MKQA WARM MAGNETS RADIATION MONITORS SPECTROMETERS Analog Acquisition Software Interlocks Critical Settings Post Mortem XPOC Timing Application Alarms 6/11/2007 LSA deployment
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Equipment Generic equip state and equip monitor in place
Collimators & Absorbers Parameter space, functions and actual settings, trim (σ etc.) & drive in place plus application (c/o Stefano) Beam Dump GUI - Beam dump XPOC Spec out. V0.1 prototype in place Power converters Parameter space, functions, actual settings, trim, drive in place and tested. Radio Frequency V0.1 slow control application. Requirement spec in. Longitudinal Feedback ditto Transverse Feedback Injection Kickers V0.1 application in place Q & aperture kicker, AC dipole 6/11/2007 LSA deployment
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Instrumentation
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Instrumentation BPMs X 1 BLMs BCT BTV Rest Gas 3 Sync. Rad
Wire Scanners 2 Luminosity Tune etc. AGM Schottky Wall Current BST Critical Settings State Post Mortem SW Interlocks Priority Concentration Settings Logging GUI 6/11/2007 LSA deployment
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For all systems assume:
Fixed display standard unless otherwise stated Logging Standard SDDS Complex measurements Shot-by-shot data Post Mortem Standard API Analysis tools – necessity driven Standard fitting routines Work in progress 6/11/2007 LSA deployment
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Measurements All measurements to be recorded together with measurement parameters Standard facilities for display, browsing and analysis Archiving, references etc. Access for post-mortem, post-run analysis, web access etc. Standard data format Interface to analysis tools SDDS 6/11/2007 LSA deployment
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BLMLHC – Beam Loss Monitors
Concentration and re-publish Prototype in place Threshold Management/ Database configuration Work in progress (Trim… Drive to crate.. management… MCS… expert app) Triggered acquisition of snapshot buffer Triggered acquisition of XPOC buffer Dedicated fixed display/application Expert Application Logging Heavy filtering required, tests ongoing 6/11/2007 LSA deployment
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BPMLHC Capture, CO, PM, FIFO, XPOC Capture, CO, FIFO
Concentration & re-publish done Capture – Multi-turn: write to SDDS done Multi-turn application done Beta beating Work in progress Correction YASP – alive and kicking – actual trim Real-time APIs to LSA (Twiss, corrections, etc.) 6/11/2007 LSA deployment
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BQBBQLHC Tune: Chromaticity V3 requirements spec in circulation (LAFS)
FFT Continuous FFT PLL (Feedback) Chromaticity Frequency modulation/PLL V3 requirements spec in circulation (LAFS) Daemon mode 6/11/2007 LSA deployment
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Instrumentation Beam Loss Monitors acquisition & concentration
Ongoing, deployed, tests Beam Loss Monitors – display v2 Prototype Beam Loss Monitors – detailed app. To spec Beam Loss Monitors – MCS – configuration & tests Threshold tables in place, application to be done Bunch Current Transformers acq & display BCTDCLHC & BCTFDLHC & BCTFRLHC Fixed display in place 6/11/2007 LSA deployment
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First beam in LHC 6/11/2007 LSA deployment
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Instrumentation BPM: acquisition & concentration & publish
V0.1 in place BPM: trajectory display Proto in place BPM: trajectory and orbit correction YASP BPM: multi-turn analysis V1 in place BPM: beta beating analysis Work in progress BPMDLHC - dump line BPM - BPMITLHC – interlocked BPMs BTVI/BTVMLHC Screens (matching monitors) Extension of existing 6/11/2007 LSA deployment
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Instrumentation Radmon – acq –conc - display proto done
BQHTLHC – head-tail Chromaticity BI BSRALHC Abort gap monitor BSRTFLHC/BSRTSLHC Synchrotron radiation monitors LAFS – first version in place BGILHC – Rest Gas Monitor LAFS BWSLHC Wire Scanner Wall Current Monitors (RF) BQSLLHC - Schottky LAFS - specification BRASCLHC/BRASGLHC - Luminosity monitors 6/11/2007 LSA deployment
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LHC BLM concentrator & display
6/11/2007 LSA deployment
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Synchrotron radiation monitors
6/11/2007 LSA deployment
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Wire scanner 6/11/2007 LSA deployment
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BPM Concentration 6/11/2007 LSA deployment
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CMS Luminosity 6/11/2007 LSA deployment
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TIMING In place, preliminary tests performed
ms Timing: APIs for events, event tables, telegrams In place, preliminary tests performed Client API In place CBCM: Injection request API Waiting Timing application: add, edit, load tables. Send events etc. Version 1 in place Transfer synchronization: pre-pulses - diagnostics To be tested Synchronized actuation/measurement Spec in place CTG high level diagnostics and monitoring BOBR/BSTLHC Timing section’s responsibility 6/11/2007 LSA deployment
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Timing 6/11/2007 LSA deployment
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Other stuff
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MAD & FIDEL 6/11/2007 LSA deployment
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On-line models On-line Model Requirements spec Implementation spec
Prototype in place (trim & knob generation) FIDEL Prototype in place, magnet tests in progress Aperture model Prototyping in progress 6/11/2007 LSA deployment
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OM 6/11/2007 LSA deployment
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Exploitation Machine Sequencer Ongoing, many tests performed
Injection Sequencing Timing API in place – to be tested State machine implementation First prototype in place. Shot Data Analysis On hold 6/11/2007 LSA deployment
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6/11/2007 LSA deployment
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Specific Applications
Orbit, threading, closure etc. etc. Done and dusted Multi-turn analysis, beating etc. Work in progress Luminosity optimization et al Spec’ing K-modulation SLAC Collimator scans Measurement procedures: aperture, dynamic aperture, matching, scans 6/11/2007 LSA deployment
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DEPLOYMENT AND TESTING
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6/11/2007 LSA deployment
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Individual system deployment
BPMs Crates as available: concentration etc. Now BLMs Stand alone BI systems As available Now++ RF Slow control, settings, timing, monitoring as tests progress. Collimators Track tests and system commissioning Kickers Control, timing, analog acquisition Beam dump XPOC, track system commissioning (essentially passive). Core LSA as required 6/11/2007 LSA deployment
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HWC shadowing LSA: settings, trim
Ramp, squeeze, experiments’ magnets, bumps, full parameter space Power converters As implied in the above plus PM, monitoring etc. etc. Magnets FIDEL as implied in the above 6/11/2007 LSA deployment
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Dry injection - December
Drive Injection sequence Optics As usual Settings Power converters, RF, Kickers, Collimators, Bumps, injection point steering FIDEL 450 GeV – decay, transfer functions Timing BST, GMT, timing tables, events, telegrams, injection request, application, sequencer Kickers Timing, control, analog acquisition RF Pre-pulse Standard facilities Mode, FD, logging, alarms Collimators FSM, settings, monitoring Screens Control, acquisition BPMs, BLMs, WS, SRMs Event triggered acquisition, 6/11/2007 LSA deployment
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Dry sector test Drive full sector (cold magnets) through full operational cycle Large scale test of FIDEL, power converters, timing [QPS, EE, cryogenics, PIC, PM] Extend to cover Beam instrumentation Collimators (if available) Kickers TDI LHCb … Etc… 6/11/2007 LSA deployment
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Conclusions For a large part, the implementation of LSA functionality has been successfully performed. Move to exploitation phase where we harness that functionality to meet LHC requirements The requisite software needs to be deployed and tested over the coming months Staged approached Individual systems HWC shadowing Dry runs Injection Sector N*sector 6/11/2007 LSA deployment
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