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

Now showing items 141-160 of 3613

    • NASA-TM-X-73910 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1977
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: The stopping distance, brake application velocity, and time of brake application were measured for two modern jet transports, along with the NASA diagonal-braked vehicle and the British Mu-Meter on several runways, which ...
      Subject(s) : AIRCRAFT SAFETY , BRAKING , COEFFICIENT OF FRICTION , DATA REDUCTION , DC 9 AIRCRAFT , RUNWAY CONDITIONS , SLIDING , SURFACE PROPERTIES , SURFACE VEHICLES , TRACTION , WHEEL BRAKES ,

    • NACA-TR-1077 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1952
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: The problem of transient lift on two- and three-dimensional wings flying at high speeds is discussed as a boundary-value problem for the classical wave equation. Kirchhoff's formula is applied so that the analysis is ...
      Subject(s) : AIRCRAFT , BOUNDARY , COMPUTATIONAL , DELTA , DISTRIBUTION , DYNAMICS , FLIGHT , FLUID , FORCES , HIGH , LIFT , LOAD , MOMENTS , PARTS , PITCHING , PROBLEMS , RECTANGULAR , SINKING , SLENDER , SPEED , VALUE , WINGS ,

    • NASA-LLIS-0525 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1994
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      On 1-20-93, contractor technicians were tracing a 1/4" stainless steel air line in Building 1247E. The line, part of the 5000 PSI air system, was in an overhead support ...
      Subject(s) : Facilities , Industrial Operations , Pressure Vessels ,

    • NASA-LLIS-1378 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2002
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      The company's failure to implement and enforce their company safety program, as defined in their Safety & Health plan submitted to NASA, resulted in a lax safety culture. This lax safety ...
      Subject(s) : Energy , Facilities , Human Factors , Human Resources & Education , Independent Verification and Validation , Industrial Operations , Personal Protective Equipment , Policy & Planning , Procurement Small Business & Industrial Relations , Program and Project Management , Risk Management/Assessment , Safety & Mission Assurance , Test & Verification ,

    • NACA-TN-4309 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1958
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: An investigation of the use of flat vanes in two-dimensional subsonic diffusers was made. Using optimum designs of vane installations, high pressure recoveries and steady flows were obtained for diffuser-wall divergence ...

    • NASA-MEMO-4-1-59 REV L 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1959
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Subsonic span loads and the resulting stability derivatives have been calculated using the discrete-horseshoe-vortex method for a systematic series of horizontal tails in combination with a vertical tail of aspect ratio ...

    • NASA-LLIS-1145 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2002
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      During a Pegasus launch from Kwajalein Island on October 9, 2000 the stage 1/2 interstage did not initially fully separate causing the launch vehicle to yaw significantly.
      Subject(s) : Aerospace Safety Advisory Panel ,

    • NASA NPR 8715.3 REV C W/CHG 9 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2013
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Purpose
      a. This NASA Procedural Requirements (NPR) provides the basis for the NASA Safety Program and serves as a general framework to structure more specific and detailed requirements for NASA ...

    • NASA-TM-X-3087 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1974
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: An investigation has been conducted to determine the effects of configuration variables on the lateral-directional stability characteristics of a wing-fuselage configuration. The variables under study included variations ...
      Subject(s) : AERODYNAMIC , AIRCRAFT , BODY , CHARACTERISTICS , CONFIGURATIONS , DIRECTIONAL , LATERAL , SPEED , STABILITY , SUBSONIC , TESTS , TUNNEL , WIND , WING ,

    • NASA-LLIS-0780 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2000
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Practice:
      Subject potentially sensitive flight assemblies that contain electronic equipment or mechanical devices, as well as entire flight systems, to pyrotechnic shock (pyroshock) as part of a ...

    • NACA-TR-705 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1941
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Report presents the results of a wind-tunnel investigation of the effect of wing-fuselage interference on lateral-stability characteristics made in the NACA 7 by 10-foot wind tunnel on four fuselages and two fins, representing ...
      Subject(s) : AERODYNAMIC , AIRCRAFT , BODY , CIRCULAR , CONFIGURATIONS , ELLIPTICITY , FUSELAGES , INTERFERENCE , LATERAL , MONOPLANES , PROFILES , SHELLS , STABILITY , TESTS , TUNNEL , WIND , WING , WINGS ,

    • NASA-LLIS-1587 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2004
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      The X-43C Project was required to report up two management chains to the Center level, one for "programmatic" issues and one for "implementation" issues. Projects should report through a ...
      Subject(s) : Policy & Planning , Program and Project Management ,

    • NACA-ACR-4B28 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1944
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Wind-tunnel tests have been made in two-dimensional flow to investigate the aerodynamic characteristics of a flap balanced by a large overhang linked to deflect more slowly than the flap. Three lengths of blunt-nose overhang ...

    • NASA-LLIS-0901 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2000
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      Two workers in Donaldson, La Plant Explosion.. Both were wearing NOMEX OVERALLS. One employee was wearing no under garments; burns over most of the body. The second employee ...
      Subject(s) : Emergency Preparedness , Environment , Fire Protection , Personal Protective Equipment ,

    • NACA-TN-3607 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1956
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Tests of a group of related NACA airfoil sections varying in maximum thickness, design lift coefficient, and thickness distribution have been conducted in a two-dimensional open-throat type of wind tunnel at Mach numbers ...

    • NASA-SP-5108 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1981
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: The basic principles of sound, measuring techniques, and instrumentation associated with general purpose noise control are discussed. Means for identifying and characterizing a noise problem so that subsequent work may ...
      Subject(s) : ACOUSTIC MEASUREMENT , AEROACOUSTICS , AUDITORY DEFECTS , EXPOSURE , HANDBOOKS , INDUSTRIAL SAFETY , NOISE GENERATORS , NOISE POLLUTION , NOISE REDUCTION , POLLUTION CONTROL , SOUND INTENSITY , TECHNOLOGY UTILIZATION , VIBRATION DAMPING ,

    • NASA-LLIS-0579 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;1997
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Abstract:
      During integration and test of Mars Global Surveyor, the mating configuration for a power connector permitted a pin to short to ground. Use "scoop-proof" power connectors. Where possible, ...
      Subject(s) : Energy , Hardware , Parts Materials & Processes ,

    • NASA NPD 8610.6 REV G 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2009
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: APPLICABILITY
      This NPD applies to NASA Headquarters and all NASA Centers, including Component Facilities.

    • NASA-LLIS-1350 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2003
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Description of Driving Event:
      In early February 2003, JPL and NASDA reported gaps in Level 0 data products received from the Wallops and Alaska ADEOS-II Data Processing Systems. Gaps in the SeaWinds ...
      Subject(s) : Administration/Organization , Ground Equipment , Ground Operations , Test & Verification ,

    • NASA NPR 1850.1 

      Type: standard
      Source: NASA - National Aeronautics and Space Administration (NASA):;2010
      Organization : NASA - National Aeronautics and Space Administration (NASA)
      Abstract: Purpose
      This NASA Procedural Requirements document (NPR) describes requirements for providing quality assurance in the Agency's medical care system that encompasses both aerospace medicine and occupational ...