Electrical Ground Support Equipment Overview

Transcription

1 Electrical Ground Support Equipment Overview Scott Williams Stanford University S. Williams 1

2 Mission Functions Provide common ground based operations infrastructure Support subsystem I&T including realtime software development Support T&DF development Support requirements verification testing Support integration and test operations Provide environment for prototyping IOC functions, procedures, and processes. S. Williams 2

3 Functions Provide common infrastructure Command and control, including test procedures Telemetry acquisition, archive, and distribution Health, status, and data quality monitoring Support data visualization tools Support subsystem engineering displays and Support subsystem development Trigger & dataflow system Flight software environment, FSW Testbed ACD, CAL, and TKR subsystems I&T Support integration and test Verification Testing Qualification/Calibration Unit I&T Subsystem receiving inspections I&T including environmental testing Mission Systems Integration & Test S. Williams 3

4 Evolutionary Development TKR CAL ACD EM1 EM1 EM1 Subsystem Development LOF SDP IOC/SAS Interface GSE Interfaces GLAST GSE Interfaces Sims ACD TKR CAL T&DF EP GTM SIU AEM TEM T&DF Development EM2 IOC LOF SAS SDP GLAST Flight Interfaces Sims ACD TKR CAL S/C FSW Testbed S/C GSE Flight Software Testbed EM2 Integration & Test FU Mission Systems Integration & Test FU MOC IOC IOC IOC LOF LOF LOF SSC SAS SAS SAS SDP SDP SDP Large Area Telescope GSE Ground Support Equipment Electrical GSE EM1 Engineering Model 1 EM2 Engineering Model 2 FU Flight Unit QU Qualification/Calibration Unit AEM ACD Electronics Module EP Event Processor FSW Flight Software GTM Global Trigger Module IOC Instrument Operations Center LOF Operations Facility MOC Mission Operations Center S/C Spacecraft SAS Science Analysis Software SSC Science Support Center SDP Science Data Production SIU Spacecraft Interface Unit T&DF Trigger and Dataflow System TEM Tower Electronics Module S. Williams 4

5 Requirements Sources requirements are traceable to several sources Performance Specification Trigger & Dataflow Specification Power System Specification Flight Software Performance Specification IOC Performance Specification Verification Plan Integration & Test Plan Subsystem Integration & Test Plans IOC Verification Plan SI-SC Interface Requirements Document, 433-IRD-0001 GLAST Mission Assurance Requirements, 433-MAR-0001 S. Williams 5

6 Electronics Organization Electronics, DAQ & Flight Software G. Haller WBS Electronics Management G. Haller WBS Reliability & QA D. Nelson WBS T&DF Elex G. Haller WBS / Enclosures/Harness M.Freytag WBS / Power System D. Nelson WBS Flight Software J. Russell WBS GSE & Operation S. Williams SU-HEPL WBS A Instrument I&T G. Haller WBS C Front-End Elex G. Haller NRL SU-HEPL NRL SU-HEPL NRL CEA- DAPNIA INFN NRL NRL SU-HEPL NRL SU-HEPL NRL SU-HEPL Tracker Elex R. Johnson UCSC WBS CAL Elex W.N.Johnson NRL WBS ACD Elex J. Ormes GSFC WBS x.x.x S. Williams 6

7 WBS Organization S. Williams 7

8 Products A.2 Realtime System and RTOS, application S/W Network Workstation/Software Realtime S/W development environment Test executive software Data acqusition, archive, and distribution Data visualization A.3 Spacecraft Interface Simulator Realtime System and RTOS, application S/W A.4 Instrument Power Supply Power supplies Configuration control and monitoring S. Williams 8

9 Work Breakdown Structure WBS Task Description A & Operations All labor and material required for the ground support for the electronics. Provides interfaces to the via the spacecraft interface unit. Simulates the spacecraft functions required to control and readout the A.1 Requirements Definition All labor required to define the requirements of the system A.2 Development All labor and material required to develop the to support the control and readout of the electronics, hardware and software A.2.1 S/W Development Development of software for Engineering Model A.2.2 H/W Development Devlopment of hardware for Engineering Model A.2.3 EM2 Support support for Engineering Model A.2.4 Qual Unit Support GSE support for Qual Unit A.2.5 Flight Unit Support GSE support for Flight Unit A.3 S/C Interface Simulator All labor and material required to build and operate spacecraft interface simulator as seen from the A.3.1 SIS Development Design and develop EM2 SIS A.3.2 Qual Unit Support Production of Qual Unit SIS A.3.3 Flight Unit Support Production of Flight Unit SIS A.4 Instrument Power System All labor and material required to build the power supply system for the A.4.1 IPS Development power system development A.4.2 Qual Unit Support Power supplies for Qual Unit A.4.3 Flight Unit Support Power supplies for Flight Unit S. Williams 9

10 Balloon Flight Balloon, telemetry, disk read Single command console for flight Archive, datahub Outbound internet access via firewall router Gse clients, private net S. Williams 10

11 Electronics Development Cycles must support electronics development Engineering Model 1 (EM1) Tower Electronics Module or ACD Electronics Module Engineering Model 2 (EM2) Complete T&DF electronics using commercial parts Qualification Thermal Vacuum Vibration EMI/EMC Power Flight Fully qualified S. Williams 11

12 T&DF Architecture Tower Front-End Event Data Event Processor Units CAL TKR Front-End TKR-CAL TEM Control, Trigger, Event & HSK Data Distribution & GLT Assembly Interconnection Module Control, HSK Data Spacecraft Interface Unit Control & Processed Event Data ACD ACD EM Global Trigger Module Monitoring Module Control & Processed Event Data EM1 interface EM2/FST/QU/FU interface to/from SC S. Williams 12

13 Functions Support development of Tower Electronics Module (TEM) Support subsystem development, integration and test Support initial flight software development Support integration and test of subsystems during assembly Concept Description Custom TEM interface board COTS cpci chassis with PowerPC CPU and ethernet interface Workstation (Linux or Solaris) dual home ethernet with VxWorks environment EM1 100Base-T 100Base-T RS232 Subsystem (or simulator) TEM CPU COM TEM I/F cpci T&DF Simulator Workstation Dual Home Ethetnet Ethernet Router and Firewall Legend Engineering Model Internet S. Williams 13

14 EM2 Functions Support development of Trigger and Dataflow System Support Flight Software Testbed Support Qual/Cal Unit I&T Support Flight I&T Concept Description Spacecraft Interface Simulator with COTS cpci chassis, PowerPC CPU, ethernet interface, MIL-STD-1553 interface, Serial data interface, Analog and Discrete I/O Workstation (Linux or Solaris) dual home ethernet with VxWorks environment Instrument Power Supply under computer control Ethernet Router/Firewall 100Base-T 100Base-T RS232 CPU COM Subsystem (or simulator) 1553 TEM GTM SIU SSR I/F I/O cpci Spacecraft Interface Simulator Workstation Dual Home Ethetnet GSE Port (RS232) Trigger & Data Flow System EP Power Distribution System 28 VDC Instrument Power Supply ENET-GPIB Controller Ethernet Router and Firewall Internet Legend Engineering Model S. Williams 14

15 Functions Subsystem Component Under Test Breakout Panel Power Temp Digital Serial Electronics Subsystem Hardware Software Tracker Calorimeter TEM ACD Temp Sensors Temp Sensors Temp Sensors Temp Sensors Temp Sensors Voltage Current DC Power Bus V DC Power 3.3 V A DC Power 3.3 V D DC Power 1.5 V A DC Power 2.5 V A DC Power 2.5 V D DC Power V Bias DC Power 5 V D DC Power -12 V D DC Power +12 V D Analog Analog - Temp Serial / Digital Drivers SIU Emulator Test System Control S/W Test Executive S/W GT Temp Sensors 1553 EPU Emulator EPU Temp Sensors Signal Capture & Processing Digital & Timing GT Emulator SIU Temp Sensors SLAC Custom TKR/CAL/ DAQ Interface Card Driver TEM Emulator VxWorks S. Williams 15

16 Subsystem Support Support A systems for integration and test Common command/configuration environment - TBD Common data visualization and analysis tools - e.g. ROOT Realtime s/w development environment - e.g. Tornado Other Hardware Support /5/6 Hardware simulators Memory based front end detector simulators Provide subsystems with firmware support. Flight software group is committed to providing subsystem test support for the detector development The emphasis is on RTOS support Provide low-level utilities to access the hardware. Provide a framework to construct a test environment. FSG does not write acceptance test code. S. Williams 16

17 Deliverables Function Version Number Need Date TEM Development EM1 2 Nov-01 Subsystem I&T EM1 6 Mar-02 I&T EM1 2 Apr-03 T&DF Development EM2 1 Sep-02 FSW Tesbed EM2 1 Dec-02 Qual/Cal Unit QU 1 Apr-03 Flight Unit FU 1 Aug-03 Total Systems Engineering Model 1-10 Engineering Model 2/Qual Unit/Flight Unit - 4 S. Williams 17