NASA - National Aeronautics and Space Administration (NASA): Recent submissions
Now showing items 1781-1800 of 3613
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NASA-LLIS-0367
Abstract: Abstract:
A Voyager post-fire squib short resulted in anomalous spacecraft telemetry signals. Design initiation and sensing circuits to prevent sneak paths. Recognize post-fire squib shorts as a "normal" ...Subject(s) : Energetic Materials - Explosive/Propellant/Pyrotechnic , Parts Materials & Processes , -
NASA-LLIS-2017
Abstract: Abstract:
The original NAOMS survey data (called Phase 1) was posted on a publicly accessible website. Congress asked NASA to revise the redaction of the NAOMS survey data so that more information could ...Subject(s) : Additional Categories.Research & Development , Additional Categories.Risk Management/Assessment , Program Management.Program planning , development , and management , Program Management.Risk management , -
NASA-LLIS-1074
Abstract: Description of Driving Event:
Increased Cannibalization TrendsSubject(s) : Aerospace Safety Advisory Panel , Logistics , Parts Materials & Processes , Policy & Planning , Risk Management/Assessment , Safety & Mission Assurance , -
NASA-LLIS-1759
Abstract: Abstract:
A video clip lesson learned on the topic of Process Control. A ?squeegee,? a wafer-thin wedge of plastic, is used on the Space Shuttle Solid Rockets to apply the adhesive that bonds critical ...Subject(s) : Additional Categories.Flight Equipment , Additional Categories.Hardware , Additional Categories.Industrial Operations , Additional Categories.Parts , Materials , & Processes , Additional Categories.Procurement , Small Business & Industrial Relations , Additional Categories.Safety & Mission Assurance , Additional Categories.Spacecraft , Manufacturing and Assembly , Program Management.Acquisition / procurement strategy and planning , Program Management.Contractor relationships , Safety and Mission Assurance. , Safety and Mission Assurance.Product Assurance , Safety and Mission Assurance.Quality , -
NASA-TP-1636
Abstract: A flight investigation of the handling characteristics of two single engine general aviation airplanes, one a high wing and the other a low wing, included a variety of measurements of different characteristics of the ... -
NASA-LLIS-1533
Abstract: Abstract:
The Dryden Aerospike Rocket Test Director's Discretionary Fund (DDF) project conducted flight research of an aerospike rocket nozzle design using high power amateur rockets. The standard ...Subject(s) : Accident Investigation , Communication Systems , Flight Operations , Payloads , Safety & Mission Assurance , Spacecraft , -
NASA-LLIS-0453
Abstract: Description of Driving Event:
Flight deck (left side) smoke detector failed self test. Ground procedures specify alarm must sound within 120 seconds. Flight procedures specify alarm must sound with 15 ...Subject(s) : Configuration Management , Flight Operations , Ground Operations , Test & Verification , -
NACA-TN-3307
Abstract: An investigation of the effectiveness of a wing equipped with large-chord plain flaps and auxiliary vanes in rotating the thrust vector of two large-diameter propellers through the large angles required for vertical take-off ... -
NASA-TN-D-7716
Abstract: An investigation was conducted to provide some insight into the features affecting the high-angle-of-attack characteristics of a high-performance twin-engine fighter airplane which in operation has exhibited excellent stall ...Subject(s) : AERODYNAMIC , AIRCRAFT , APPARATUS , CONFIGURATIONS , FIGHTER , FLIGHT , FREE , MODELS , PERFORMANCE , STABILITY , TEST , TESTS , TUNNEL , WIND , -
NASA-LLIS-1269
Abstract: Description of Driving Event:
The Website structure for the program use today is good however, communicating its existence and accessibility is key for the program visibility. The website can continue ...Subject(s) : Administration/Organization , Communication Systems , Human Factors , Policy & Planning , -
NACA-RM-L53E07 REV B
Abstract: The solid-blockage interference for a doublet on the tunnel axis and the boundary interference for lifting wings in circular, rectangular, and two-dimensional slotted tunnels have been calculated by substituting an equivalent ... -
NASA NPR 8553.1 REV B
Abstract: Purpose
This NASA Procedural Requirement (NPR) describes NASA's Environmental Management System (EMS). An EMS is a system that does the following: (1) incorporates people, procedures, and work practices ... -
NASA NPD 1000.0 REV A
Abstract: PURPOSE
This NASA Policy Directive (NPD) has two primary aims: (1) to set forth NASA's governance framework--principles and structures through which the Agency manages mission, roles, and responsibilities; ... -
NASA NPR 9050.5
Abstract: PURPOSE
This NASA Procedural Requirements (NPR) provides the financial management requirements for Contract Financial Management.
APPLICABILITY
This NPR is applicable to NASA ... -
NASA NPD 9070.1 REV A W/CHG 1
Abstract: APPLICABILITY
This directive is applicable to NASA Headquarters and NASA Centers, including Component Facilities -
NASA-TP-2718
Abstract: An experimental investigation was conducted at the NASA Langley Research Center to measure the flow rate and trajectory of water spray generated by an aircraft tire operating on a flooded runway. Tests were conducted in ...Subject(s) : AIRCRAFT SAFETY , AIRCRAFT TIRES , ENGINE FAILURE , ENGINE INLETS , FLOW VELOCITY , INGESTION (ENGINES) , SPLASHING , SPRAYING , TRAJECTORY ANALYSIS , -
NASA-LLIS-0315
Abstract: Description of Driving Event:
An explosion occurred at the test stand complex 500 at MSFC. The explosion was a result of a massive GH2 leak, which occurred in an underground 3.5 inch OD x 0.6 inch ...Subject(s) : Energetic Materials - Explosive/Propellant/Pyrotechnic , Facilities , Pressure Vessels , -
NASA-LLIS-0005
Abstract: Description of Driving Event:
A pair of shuttle orbiter teleprinter 28 VDC power cable wires shorted together. A short section of wire and insulation ignited and burned releasing a small amount of ...Subject(s) : Aircraft , Energy , Flight Equipment , Flight Operations , Hardware , Launch Vehicle , Parts Materials & Processes , Spacecraft ,

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