Introduction to AMS Operations. Wenhao Sun SEU & MIT Mar. 4th, 2016 (Last updated: Mar. 7th, 2016)

Transcription

1 Introduction to AMS Operations Wenhao Sun SEU & MIT Mar. 4th, 2016 (Last updated: Mar. 7th, 2016)

2 Contents Main Components of AMS (Alpha Magnetic Spectrometer) Subdetectors Electronics Communications Between Space and Ground ISS (International Space Station) Avionics TDRSS (Tracking & Data Relay Satellite System) Shift Positions in POCC (Payload Operations Control Center) Data / Lead / PM / TEE / SOC / Thermal 2

3 Tracker AMS (Alpha Magnetic Spectrometer) Transition Radiation Detector Time of Flight 1 Magnet Silicon Tracker Electromagnetic Calorimeter 9 Ring-Imaging Cherenkov Detector /3

4 List 1: AMS Subdetectors ACC: AMS: ECAL: RICH: ToF: TRD: TRK: Anti-Coincidence Counter Alpha Magnetic Spectrometer Electromagnetic Calorimeter Ring-Imaging Cherenkov Detector Time of Flight Transition Radiation Detector Silicon Tracker 4

5 2x[4] AMS Electronics Detectors Data Reduction Trigger (JLV1) Readout TRD TOF+ACC Tracker TRD (UDR) TOF+ACC (SDR) Tracker (TDR) 7x[2] 4x[2]x[4] 24x[2] TRD (JINF-U) AMSWire 100 MBit/s Tracker (JINF-T) 2x[2]x[2] 8x[2]x[2] DAQ Comp (JINJ) 4x[4] Main Data Computers (JMDC) RICH RICH (RDR) 12x[2] RICH (JINF-R) 2x[2]x[2] ECAL ECAL (EDR) 7x[2] ECAL (JINF-E) 2x[2]x[2] AMS CAN Buses Main Comp. Power (USCM-J) Monitoring (Align., GPS, Star Track, Temps.) (USCM-M) TRD Gas, Temp. (UGSC-UG) Power Distribution (PDS) Tracker Thermal (TTCE) Thermal Systems (GTSN) /5

6 List 2: AMS Electronics AMSW: DAQ: JINF-x: JINJ: JLV1: JMDC: AMSWire (Communication Protocol) Data Acquisition Low Level DAQ Computer (See [x]) High Level DAQ Computer Level 1 Trigger Main Data Computer x: E=ECAL R=RICH S=ToF/ACC T=TRK U=TRD xdr: x Data Reduction (See [x]) 6

7 List 2: AMS Electronics (Cont.) CAN: GTSN: PDS: TTCE: USCM: -J: -M: -UG: Controller Area Network (Communication Protocol) Global Temperature Sensor Network Power Distribution System Tracker Thermal Control Electronics Universal Slow Control Module JMDC Power Monitoring TRD Gas 7

8 GROUND 2x[4] Ku-band Ku-Forward S-band FLIGHT AMS FLIGHT and GROUND SYSTEMS AMS on ISS Detectors TRD TOF+ACC Tracker RICH Data Reduction TRD (UDR) TOF+ACC (SDR) Tracker (TDR) RICH (RDR) 7x[2] 4x[2]x[4] 24x[2] 12x[2] Trigger (JLV1) Readout TRD (JINF-U) AMSWire 100 MBit/s DAQ Comp Tracker (JINF-T) 8x[2]x[2] (JINJ) RICH (JINF-R) 2x[2]x[2] 2x[2]x[2] 4x[4] Main Data Computers (JMDC) HRDL 100 MBit/s LRDL AMS Laptop HRDL E net ISS Avionics ECAL ECAL (EDR) 7x[2] ECAL (JINF-E) 2x[2]x[2] AMS CAN Buses Thermal Systems Main Comp. Power (USCM-J) Monitoring (Align., GPS, Star Track, Temps.) (USCM-M) TRD Gas, Temp. (UGSC-UG) Power Distribution (PDS) Tracker Thermal (TTCE) TDRSS /8

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10 List 3: ISS Avionics ISS: HRDL: LRDL: Ku-band: Ku-Fwd: S-band: International Space Station High Rate Data Link Low Rate Data Link Channel for AMS data downlink Ku-Forward, access AMS Laptop (up/down) Channel for AMS command/data uplink 10

11 List 3: ISS Avionics (Cont.) 1553: A data bus communication protocol APS: Automated Payload Switch ER6: Express Rack 6 PLMDM: Payload Multiplexer-Demultiplexer RIC: Rack Interface Controller 11

12 GROUND 2x[4] Ku-band Ku-Forward S-band FLIGHT AMS FLIGHT and GROUND SYSTEMS AMS on ISS Detectors TRD TOF+ACC Tracker RICH Data Reduction TRD (UDR) TOF+ACC (SDR) Tracker (TDR) RICH (RDR) 7x[2] 4x[2]x[4] 24x[2] 12x[2] Trigger (JLV1) Readout TRD (JINF-U) AMSWire 100 MBit/s DAQ Comp Tracker (JINF-T) 8x[2]x[2] (JINJ) RICH (JINF-R) 2x[2]x[2] 2x[2]x[2] 4x[4] Main Data Computers (JMDC) HRDL 100 MBit/s LRDL AMS Laptop HRDL E net ISS Avionics ECAL ECAL (EDR) 7x[2] ECAL (JINF-E) 2x[2]x[2] AMS CAN Buses Thermal Systems Main Comp. Power (USCM-J) Monitoring (Align., GPS, Star Track, Temps.) (USCM-M) TRD Gas, Temp. (UGSC-UG) Power Distribution (PDS) Tracker Thermal (TTCE) TDRSS POCC HOSCfepRIC HOSCfep POIC, MSFC GSC PDSSFep MCC, JSC White Sands AMS Flight Simulator Lab. AMS Flight Simulator AMS Laptop ISS Avionics Simulator Thermal NASA Consultant TEE: Track/TRD Data Production Infrastructure LEAD DATA PM: TOF+ACC RICH / ECAL Internet SDIL, JSC FEU ISS Avionics AMS Laptop NISN /12

13 TDRS: Tracking and Data Relay Satellite /13

14 OPTIMIS = Operation Planning Timeline Integration System GMT: Greenwich Mean Time TDRS: Tracking and Data Relay Satellite AOS: Acquisition of Signal LOS: Loss of Signal Ku-band (for AMS data downlink) S-band (for AMS command & data uplink) /14

15 AOS/LOS 15

16 List 4: ISS Communications AOS: LOS: CDP: NASA: Acquisition of Signal Loss of Signal Custom Data Packet National Aeronautics and Space Administration OPTIMIS: Operation Planning Timeline Integration System PDSS: Payload Data Service System TDRS: Tracking and Data Relay Satellite TDRSS: Tracking and Data Relay Satellite System 16

17 List 4: ISS Communications (Cont.) GSC: JSC: MCC: MSFC: NISN: POIC: SDIL: WSGT: Ground Support Computers Johnson Space Center Mission Control Center Marshall Space Flight Center NASA Integrated Services Network Payload Operations Integration Center Software Development and Integration Laboratory White Sands Ground Terminal 17

18 Shift Positions in POCC Data Lead PM (RICH, ToF, ECAL) TEE (TRD, TRK, TTCS, ACC) SOC Thermal 18

19 Shift Positions in POCC Data Lead PM (RICH, ToF, ECAL) TEE (TRD, TRK, TTCS, ACC) SOC Thermal 19

20 Data: AMS Data Streams JMDC HRDL: High Rate Data Link BLOCKs to FRAMEs SCI HK 4KB 4KB JBUX 112GB ~ 1 Day AMS Laptop 750 GB ~ 1 Week SCIBPB HKLR HKHR HKBPB HKRBPB SCIRBPB 20

21 Data: AMS Data Streams Expected Ku Actual Ku HKLR, HKHR HKBPB, SCIBPB HKRBPB, SCIRBPB Real-time Loss of Data Delay Complete Data if Ku available as scheduled 21

22 Data: AMS Data Streams Expected Ku Actual Ku Unexpected Ku Outage HKLR, HKHR HKBPB, SCIBPB Missing Data HKRBPB, SCIRBPB 22

23 Data: AMS Data Streams Expected Ku Actual Ku HKLR, HKHR HKBPB, SCIBPB HKRBPB, SCIRBPB Playback Data from AMS Laptop 23

24 List 5: AMS Data Streams HKLR: HKHR: HKBPB: HKRBPB: SCIBPB: SCIRBPB: PB: Housekeeping Data Low Rate Housekeeping Data High Rate HK Data Buffered (JBUX) Playback HK Data Recorded (Laptop) BPB Science Data Buffered (JBUX) Playback Science Data Recorded (Laptop) BPB Playback 24

25 Data: AMS Laptop Missing Data Finding: HKBPB, SCIBPB Missing Data Playback: HKRBPB, SCIRBPB Monitor & Maintenance: Laptop CHD (Critical Health & Status Data) File Downlink 25

26 26

27 AMS: BLOCKs to FRAMEs 4KB 4KB 27

28 Data: Sequence Error Sequence Number: Frame 1, Frame 2, Frame 3, Frame 4, Frame 5, Sequence Error: Frame 1, Frame 2, Frame 3, Frame 5, Frame 6, 28

29 29

30 List 6: Connections to NASA HOSC: FEP: RIC: Huntsville Operations Support Center Front-End Processor Rack Interface Controller HOSCfep: Commands to AMS HOSCfepRIC:Commands to AMS Laptop ERIS: EHS Remote Interface Servers (EHS = Enhanced HOSC System) 30

31 31

32 List 7: Servers and Consoles pcgsc[50,51,52,53] pcposp[0,1] pcposc[0,1] pcposj[0,1] pcpost[0,1, ] pcpocnn epvtnnx GSC POCC Backup POCC JSC Taiwan Consoles External Private Servers 32

33 Shift Positions in POCC Data Lead PM (RICH, ToF, ECAL) TEE (TRD, TRK, TTCS, ACC) SOC Thermal 33

34 Lead: IVoDS (Internet Voice Distribution System) Geneva Marshall POD (Payload Operations Director) PRO (Payload Rack Officer) DMC (Download Management Control) OC (Operations Controller) M-DATA (Marshall Data) AMS LEAD AMS DATA Taiwan ASIA PM ASIA TEE 34

35 List 8: IVoDS DMC: IVoDS: M-DATA: OC: POD: PRO: Download Management Control Internet Voice Distribution System Marshall Data Operations Controller Payload Operations Director Payload Rack Officer 35

36 Lead: Orbital Operations 1 Orbit 93 min ½ Orbit 46 min Calibration DSP Test DSP Auto-fix ¼ Orbit 23 min: New DAQ Run DSP Test 36

37 Lead: DAQ New Run Calibration New Run /37

38 Lead: DAQ SAA: South Atlantic Anomaly /38

39 Lead: DSP Test Radiation sensitive Heavy nuclei Integrated Circuit (Si) I increasing Test: CRC check for the program memories. CRC = cyclic redundancy check If failed: reboot, load files from the flash memory Automatic fix: Manual fix: Radiation when crossing the equator occasionally (e.g., failed to auto-fix) 39

40 Lead: DSP Test DSP Test DSP Test DSP Auto-fix /40

41 Lead: TQ-list = Time-Based Q-list 41

42 Lead: TQ-list = Time-Based Q-list Item 0-3: DAQ PB Item Number GMT Time Repeat Time (+/- for Enabled/Disabled) Read/Write Request Who does What Data Count & Data 42

43 Lead: CQ-list = Counter-Based Q-list 43

44 Lead: CQ-list = Counter-Based Q-list Item Repeat Number Counter (+/- for Enabled/Disabled) Read/Write Request Who does What Data Count 44

45 Lead: Daily & Monthly Operations Every Day: TAS (Tracker Alignment System) Run Synchronize JMDC with GPS (Global Positioning System) Every Month: Reload JAP (JMDC Applications) 45

46 Lead: CHD = Critical Health Data Status: AL: Master Alert PS: Power Step HA: HRDL Active HO: HRDL Owner MA: Monitoring Active MO: Monitoring Owner LA: LRDL Active LO: LRDL Owner DA: DAQ Active DO: DAQ Owner Pages: 05: JMDC status 06/07: LRDL/HRDL settings 09: DAQ status 10: JBUX status 11: Level-3 Trigger status 12: PDS status 13: GTSN status 15: TTCS status 16/17: 8 Important Temperature Sensors 21: HRDL Rate 46

47 List 9: AMS Operations CAL: CHD: CQ-list: DSP: GPS: JAP: SAA: TAS: TQ-list: Calibration Critical Health & Status Data Counter-Based Q-list Digital Signal Processor Global Positioning System JMDC Applications South Atlantic Anomaly Tracker Alignment System Time-Based Q-list 47

48 Shift Positions in POCC Data Lead PM (RICH, ToF, ECAL) TEE (TRD, TRK, TTCS, ACC) SOC Thermal 48

49 PM & TEE: Most Reported ECAL: RICH: TRD: TRK: TTCS: High Occupancy High Occupancy / Bad Hit / Bad Status High Voltage Intercalibration / Gas Refill Bit Upset Pump Spike (TTCS = Tracker Thermal Control System) 49

50 High Occupancy PMT: Photomultiplier Tube (sensitive light detector) 50

51 TRD: High Voltage & Gas Filled with Gas (Xe & CO 2 ) Every Day: Every Month: HV (High Voltage) intercalibration Gas refill 51

52 TTCS: Pump Spike Death of Pump PA Spikes 52

53 TTCS: Pump Spike Less Readouts (old) 53

54 TTCS: Pump Spike More Readouts (new) 54

55 TTCS: Pump Spike Protection Automatic Stop Manual Start 55

56 Shift Positions in POCC Data Lead PM (RICH, ToF, ECAL) TEE (TRD, TRK, TTCS, ACC) SOC Thermal 56

57 SOC = Science Operations Center DATABASE ORACLE(PDBR) Frames Preproduction Production Server Web Server Operators RAW ROOT(DST) AMS Cluster (PBS) CERN lxbatch (LSF) Remote Computing Facilities (Producer) Validator Uploader Castor CERN Facilities Remote Centers Data Meta-data / Control 57

58 SOC: Event Display 58

59 SOC: SCIRBPB Data from Laptop 1. [Data] Missing data finding SCIBPB 2. [Data] Missing data playback (from Laptop) SCIRBPB 3. [SOC] Missing data merging 59

60 Shift Positions in POCC Data Lead PM (RICH, ToF, ECAL) TEE (TRD, TRK, TTCS, ACC) SOC Thermal 60

61 Thermal: Temperature Sensors 1180 Temperature Sensors TRD Gas Box-C Canister Tracker Plane 1 TTCB Lower ToF PMT305p2 PDS-D 61

62 Thermal: ISS Attitudes β Angle β angle 62

63 Thermal: ISS Attitudes β Angle 63

64 Thermal: ISS Attitudes Directions Y Z X 64

65 Thermal: ISS Attitudes Directions RAM Radiator WAKE Radiator Starboard 65

66 Thermal: ISS Attitudes Rotary Joints PTRRJ 0 STRRJ 0 66

67 Thermal: ISS Attitudes Programs DEMOS BEV 67

68 List 10: ISS Attitudes β angle Starboard / Port Ram / Wake [X,Y,Z]VV [X,Y,Z]-axis in the Velocity Vector [S,P]SARJ: [Starboard,Port] Solar Array Rotary Joint [S,P]TRRJ: [Starboard,Port] Thermal Radiator Rotary Joint 68