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MISSION ASSURANCE. BRIAN KLATT MISSION ASSURANCE MANAGER. GENERAL. PERFORMANANCE ASSURANCE IMPLEMENTATION PLAN LRO MAR Model PAIP CRaTER PAIP is 32-01204, Rev. F - Approved by GSFC PAIP applies equally to BU, MIT, and Aerospace Corp. QUALITY ASSURANCE. QUALITY MANAGEMENT SYSTEM

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mission assurance

MISSION ASSURANCE

BRIAN KLATT

MISSION ASSURANCE MANAGER

general
GENERAL
  • PERFORMANANCE ASSURANCE IMPLEMENTATION PLAN
    • LRO MAR
    • Model PAIP
    • CRaTER PAIP is 32-01204, Rev. F - Approved by GSFC
    • PAIP applies equally to BU, MIT, and Aerospace Corp.

Performance Assurance

quality assurance
QUALITY ASSURANCE
  • QUALITY MANAGEMENT SYSTEM
      • REQUIREMENTS FLOW-DOWN IMPLEMENTED THROUGH:
        • SUBCONTRACT (CDRLs)
        • PAIP
        • PURCHASE ORDERS

Performance Assurance

system safety
SYSTEM SAFETY
  • NO CHANGES

HAZARD ANALYSIS REPORTS UPDATED AND SUBMITTED - see 32-04015

Hazard Verification and tracking is 32-04014

Performance Assurance

reliability
RELIABILITY
  • Failure Modes and Effects Analysis Prepared (see 32-04009)
  • Part Stress Analysis Prepared (see 32-04010)
      • Derating per EEE-INST-002
  • Reliability Assessment (see 32-04003)

 Probability of Mission Success Ps = 96.5 %

Performance Assurance

software assurance
SOFTWARE ASSURANCE
  • NO CHANGES - -NO SOFTWARE

Performance Assurance

design reviews
DESIGN REVIEWS
  • Formal Reviews
      • Preliminary Design Review (IPDR) - held at MIT on 9/28/05
        • 5 RFAS: 4 closed, 1 in-work at MIT & GSFC

 Critical Design Review (ICDR) - held at MIT on 6/27/06

  • Peer Reviews
      • Mechanical peer review held at MIT on 5/5/06
        • 17 Comments in process at MIT
      • Electrical peer review held at GSFC on 5/22/06
        • 15 Comments with responses to initiators

Performance Assurance

design verification
DESIGN VERIFICATION
  • Performance and Environmental Verification Plan - see 32-01206
  • Performance Verification - Comprehensive Performance Testing (CPT) is performed during extremes and at completion of Environmental Verification
  • Environmental Test Matrix - see 32-01206.01

Performance Assurance

workmanship and electronic packaging
WORKMANSHIP and ELECTRONIC PACKAGING
  • WORKMANSHIP - Recertification scheduled for late August
  • Staking and Conformal Coating
  • Soldered Electrical Connections
  • Crimping, Cables, Harnesses, and Wiring
  • Electrostatic Discharge (ESD) Avoidance
  • PRINTED CIRCUIT BOARDS
    • Coupons submitted for Engineering PCBs. Coupons passed but comments have prompted redesign for flight hardware.

Performance Assurance

materials and processes
MATERIALS and PROCESSES
  • Materials

Changed from AL 7075-T651 to Al 7075-T73

      • Fasteners were bought to NASA Directive 541-PG-8072.1.2
  • Processes

 Conversion Coating is Alodine only

Performance Assurance

eee parts
EEE PARTS
  • PART SELECTION, SCREENING, QUALIFCATION and DERATING is per EEE-INST-002
  • ALERTS
    • Review ALERTS and NASA Advisories monthly - report to GSFC

Performance Assurance

contamination control
CONTAMINATION CONTROL
  • Contamination Control Plan is CRaTER document number 32-01203
  • CRaTER Contamination Sensitivity - quite insensitive
    • Detector is not hermetically sealed and has .001 aluminum bond wires (purge)

Performance Assurance