NASA - National Aeronautics and Space Administration (NASA): Recent submissions

Now showing items 2801-2820 of 3613

    • NASA-LLIS-0988 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2001
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      At KSC, during performance of Space Shuttle external tank/solid rocket booster thrust post ordinance installation in the booster forward skirt, the frustrum separation ...
      Subject(s) : Configuration Management , Explosives Handling , Flight Equipment , Flight Operations , Ground Operations , Spacecraft ,

    • NASA-LLIS-0581 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1997
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      During testing of a electrical power generating device known as a "fuel cell" it was discovered that the electronic dynamic load bank went into oscillations and became ...
      Subject(s) : Energy , Hardware ,

    • NASA-LLIS-1403 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2004
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      The NASA Engineering and Safety Center (NESC) was charted to perform independent technical analyses and evaluations of complex technical issues of Agency programs by using a diverse team of ...
      Subject(s) : Administration/Organization , Financial Management , Human Factors , Human Resources & Education , Policy & Planning ,

    • NASA-LLIS-0575 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1997
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      1. During the machining and removal of tooling tabs located in a small closed pocket on a bulkhead, one of the loose tabs became entrapped in an adjacent corner. The end ...

    • NASA-TM-78813 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1979
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Flow visualization and force data for a series of six bodies of revolution are presented without analysis. The data were obtained in the Langley Unitary Plan wind tunnel for angles of attack from -4 deg to 60 deg. The ...
      Subject(s) : AERODYNAMIC , ANGLE , ATTACK , BODIES , CONFIGURATIONS , DATA , FLOW , FORCES , MACH , MISSILE , NUMBER , REVOLUTION , TABLES , TESTS , TUNNEL , VISUALIZATION , WIND ,

    • NASA-LLIS-3197 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2010
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      For many years Ground Support Equipment (GSE) was periodically proof loaded based on NSTS 08171, Operations and Maintenance Requirements and Specifications Documents (OMRSDs) File VI requirements. ...
      Subject(s) : Configuration control and data management , Early requirements and standards definition , Engineering design and project processes and standards , Ground processing and manifesting , Long term sustainability and maintenance planning , Maintenance , Planning of requirements verification processes ,

    • NASA-LLIS-0155 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1992
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      The OPF platform 13 tip extension could potentially roll off the end of its track into the payload bay or onto the floor of the OPF. Lock pins must be removed when extending ...
      Subject(s) : Facilities , Ground Operations , Risk Management/Assessment ,

    • NACA-RM-L57C20 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1957
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: INTRODUCTION
      Recent investigations of spoiler-type controls suitable for use on high-speed thin-wing configurations have shown that the spoiler slot deflector has certain advantages over the plain flap-type spoiler, ...

    • NASA-LLIS-1178 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2001
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      Scheduled Deployment of Neutron Dosimetry Aboard the International Space Station (ISS).
      Subject(s) : Aerospace Safety Advisory Panel , Flight Operations , Hazardous/Toxic Waste/Materials , Human Factors , Medical , Payloads , Personal Protective Equipment , Research & Development , Risk Management/Assessment ,

    • NASA GPD 1150.1 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2005
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: APPLICABILITY
      The following GSFC organizations, at a minimum, shall annually convene a visiting committee: 
            Office of the Director       Office of the Chief Information Officer       Science ...

    • NASA-LLIS-0807 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2000
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Practice:
      Penetrant testing improves hardware reliability by detecting surface flaws and defects in solid materials and structures. The discontinuities must be open to the material surface.

    • NACA-TR-942 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1949
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Report presents the results of an investigation conducted in the Langley 19-foot pressure tunnel to determine the maximum lift and stalling characteristics of two thin wings equipped with several types of flaps. Split, ...
      Subject(s) : AERODYNAMIC , AERODYNAMICS , AIRFOIL , AIRFOILS , COEFFICIENTS , CONFIGURATIONS , EDGES , EFFECT , FLAPS , FLOW , INTERACTIONAL , INTERFERENCE , LEADING , LIFT , PROFILES , ROUGHNESS , SCALE , SLOTS , SPLIT , STALLING , SUPERSONIC , SURFACE , TESTS , THIN , TUNNEL , WIND , WING , WINGS ,

    • NASA-LLIS-0006 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1991
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      Following the shuttle mission STS-27, the right side orbital maneuvering system (OMS) pod carrier panel on the orbiter OV-104 was missing. It was concluded that the panel ...
      Subject(s) : Configuration Management , Flight Equipment , Flight Operations , Hardware ,

    • NASA-LLIS-0939 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2001
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      Prelaunch tests and verification of software and hardware used to switch to a redundant string should include assumed failures in either string during all mission phases. MPL did not verify ...
      Subject(s) : Fault Tolerance , Flight Equipment , Policy & Planning , Redundancy Verification , Risk Management/Assessment , Safety & Mission Assurance , Software , Software Test , Spacecraft , System Integration and Test , Test & Verification , Test Planning ,

    • NACA-TN-4146 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1958
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: A wind-tunnel investigation was conducted at a Mach number of 1.96 and at Reynolds numbers (based on the mean aerodynamic chord of the exposed wing) of 0.36 and 1.03 minion to determine the normal forces pitching moments, ...

    • NASA-LLIS-0554 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1997
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      During a thermal vacuum test with a subject in a space suit, the test subject received frost bite on his finger tips, while handling EVA (Extravehicular Activity) tools ...

    • NASA-LLIS-1620 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2005
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      The over-current detection scheme for Deep Impact spacecraft heater circuitry failed to detect an over-current condition during ground test due to an inadequate circuit design and test design. ...
      Subject(s) : design error , Flight Equipment , Ground Equipment , Ground Operations , Hardware , opto-coupler , overcurrent detection , overcurrent protection , Payloads , Spacecraft , Test & Verification , Test Article , test damage , test-induced failure ,

    • NACA-TR-903 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1948
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: The NACA 6A-series airfoil sections were designed to eliminate the trailing-edge cusp which is characteristic of the NACA 6-series sections. Theoretical data are presented for NACA 6A-series basic thickness .forms ...

    • NASA-LLIS-1419 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2004
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      Funding sources under FCA for CofF projects aimed at building or improving unique test facilities must include specific customers in addition to Agency General and Administrative (G&A).
      Subject(s) : construction-of-facilities , customers , Facilities , Financial Management , full-cost accounting , Program and Project Management , Project cancellation ,

    • NASA-LLIS-0969 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2001
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      In the 1995-1996 timeframe the Office of Safety and Mission Assurance began development of a distance learning capability under the umbrella of the Professional Development ...
      Subject(s) : Administration/Organization , Training Equipment ,