Transcript ppt
GLAST LAT Project March 24, 2003 GLAST Large Area Telescope: Gamma-ray Large Area Space Telescope Tracker Subsystem WBS 4.1.4 7A: Tracker Test Plan Overview Robert Johnson Santa Cruz Institute for Particle Physics University of California at Santa Cruz Tracker Subsystem Manager [email protected] 7A Tracker Peer Review, WBS 4.1.4 1 GLAST LAT Project March 24, 2003 Test Plan Overview • General objectives: – Quality Assurance and workmanship during fabrication – Screening out bad parts and assemblies, to achieve the required quality in the final Tracker modules – Verification that the fabricated modules meet the requirements stated in • Level-III Requirements Specification: LAT-SS-00017 • Level-IV Requirements Specification: LAT-SS-00134, LAT-SS-00152 – Development of preliminary calibration tables for Tracker operation 7A Tracker Peer Review, WBS 4.1.4 2 GLAST LAT Project March 24, 2003 Screening and Workmanship Tests • Electronic parts, especially ASICs and SSDs – LAT-TD-00085 & 00527 (SSD test plans) – LAT-PS-01250 & 01325 (ASIC screening and radiation testing) • Testing and burn-in of assembled electronics modules – LAT-TD-00249 (MCM test plan; Presentation 7C) • Assembled ladders – LAT-PS-635 (Ladder assembly & test procedure) • Composite panels – LAT-PS-01584 (Panel assembly, including dimensional tests) – Holographic and vibration tests 7A Tracker Peer Review, WBS 4.1.4 3 GLAST LAT Project March 24, 2003 Acceptance & Qualification Tests • MCM acceptance and qualification testing is done in the U.S. • All other acceptance and qualification testing is done in Italy. • Environmental Specifications – LAT-TD-00778 (General LAT document) • Trays – Environmental Test Plan: LAT-TD-00154 – Electronics test plan included in LAT-TD-00249 • Tower Modules – Environmental Test Plan: LAT-TD-00155 – Electronics Test Plan: LAT-TD-00191 7A Tracker Peer Review, WBS 4.1.4 4 GLAST LAT Project March 24, 2003 Tracker Test Matrix 7A Tracker Peer Review, WBS 4.1.4 5