Anomaly Review Team

Tracker Pre-Engineering-Model Prototype

Corner-Flexure-Mount Failure in Random Vibration

LAT and Hytec Documents

• LAT-TD-759, Dynamic, Thermal, & Vacuum Test Results for GLAST Prototype Mid-Trays with Payload.

• LAT-TD-784, LAT Tracker Tower 01 Random Vibration Test Plan.

• LAT-TD-788, LAT Tracker Tower 01 Random Vibration Test Results.

• LAT-TD-793, Summary of Tracker Pre-engineering-Model Prototype Tray and Tower-Module Testing.

• LAT-TD-796, Bend Tests of Silicon Ladders to Determine Ultimate Strength

• HTN-102050-0007-A, GLAST Tray Dynamic Response Trend Studies.

• HTN-102070-0005, GLAST Tracker Static and Dynamic Analysis.

• HTN-102070-0009-A, Mechanical and Thermal Test Results for GLAST Prototype Mid Trays.

• LAT-TD-1248, Bottom Tray Assembly Strength Calculation and Joint Allowable Values (COI Final Report)

Other Documents

• Carbon-carbon material properties (pdf)

• Flexure mount detail (pdf)

• Initial Tracker team plan for remediation, June 24, 2002. (pdf)

• Comments from Lovellette et al.

• Comments from Ben Rodini, July 11, 2002

• Tracker team's proposed plan, July 11, 2002

• Schedule for the redesign effort, July 25, 2002.  (pdf)

• Bernie Graf: response to Action Item 6.  (table: pdf)

• Ben Rodini's response to Action Item 8.  (table: pdf)

• First draft ART report, July 24, 2002.  (pdf)

• Tim Thurston's notes from his meeting at Hytec, August 6, 2002.

• Notes on FEA from the August 6, 2002 Hytec meeting.

• Notes from Minh Phan, August 14, 2002

• 3D Computed Tomograph x-ray images: rendering1, rendering2, slice181, slice279, slice364, slice531

• Photos from Ben Rodini of carbon-carbon material cross sections: photo1, photo2, photo3, photo4

• Draft closeout report from Tim Thurston.  (pdf)

• Final report from the Anomaly Review Committee, 1-27-03.  (pdf)

• Bottom-tray closeout materials properties from COI, 5-29-03 (pdf)

Reinforced-Design Work (from COI)

• Photo of test specimens

• Photo of prototype tray with corner reinforcing pieces

Presentations

• R. Johnson, Briefing on Prototype Tower Testing, June 19, 2002.  (pdf)

• E. Swensen, Proto Tower Vibe Test Results and FEA, June 19, 2002.  (pdf)

• E. Swensen, Tracker Tower Analysis, Status Review, August 14, 2002.  (pdf)

• Bottom-tray redesign plan from Tom Borden, November 14, 2002.  (pdf)

Minutes

• July 2, 2002
• July 8, 2002
• July 9, 2002
• August 14, 2002

Owner: Robert Johnson

Last Modified: 05/29/2003 10:34 AM