Results 71 to 80 of about 10,309 (221)

Design of multihundredwatt DIPS for robotic space missions [PDF]

open access: yes
Design of a dynamic isotope power system (DIPS) general purpose heat source (GPHS) and small free piston Stirling engine (FPSE) is being pursued as a potential lower cost alternative to radioisotope thermoelectric generators (RTG's).
Bents, D. J.   +5 more
core   +1 more source

Preliminary assessment of rover power systems for the Mars Rover Sample Return Mission [PDF]

open access: yes
Four isotope power system concepts were presented and compared on a common basis for application to on-board electrical prime power for an autonomous planetary rover vehicle.
Bents, David J.
core   +1 more source

Parametric analysis of a dual-piston type free-piston gasoline engine linear generator

open access: yesEnergy Procedia, 2019
The free-piston gasoline engine linear generator (FPELG) is linear type power device, which couples a linear internal combustion engine and a linear electrical generator together.
Guo Chendong   +6 more
semanticscholar   +1 more source

Evaluating the efficiency of a linear based alternator in a free piston engine configuration [PDF]

open access: yes, 2018
Published ThesisElectrical power generation with minimal negative impact, such as low noise ratio, reduced air pollution and reduced carbon footprint on the environment yet producing high efficiency, has become a goal for numerous research institutes and
Kukuni, Tshepo Godfrey
core  

Solar powered Stirling cycle electrical generator [PDF]

open access: yes
Under NASA's Civil Space Technology Initiative (CSTI), the NASA Lewis Research Center is developing the technology needed for free-piston Stirling engines as a candidate power source for space systems in the late 1990's and into the next century.
Shaltens, Richard K.
core   +1 more source

The effect of piston bowl temperature on diesel exhaust emissions [PDF]

open access: yes, 2005
In modern, high-speed, direct injection diesel engines for passenger vehicles, there is extensive impingement of the fuel sprays on to the piston bowl walls.
Ladommatos, N, Xiao, Z, Zhao, H
core   +1 more source

Comparison of conceptual designs for 25 kWe advanced Stirling conversion systems for dish electric application [PDF]

open access: yes
The Advanced Stirling Conversion System (ASCS) Project is managed by NASA Lewis Research Center through a cooperative interagency agreement with DOE.
Schreiber, Jeffrey G.   +1 more
core   +1 more source

Effects of internally charged hydrostatic gas bearing on performance of gas springs in free piston stirling engine

open access: yesCase Studies in Thermal Engineering
The pneumatic supporting system consisting of gas springs and self-charged hydrostatic bearings can suppress vibrations and improve durability of free piston Stirling engines.
Lingxuan Kong   +6 more
doaj   +1 more source

Summary of the NASA Lewis component technology program for Stirling power converters [PDF]

open access: yes
An update is presented on the NASA Lewis Stirling component technology program. The component technology program has been organized as part of the NASA Lewis effort to develop Stirling converter technology for space power applications. The Stirling space
Swec, Diane M., Thieme, Lanny G.
core   +1 more source

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