Results 61 to 70 of about 615 (139)

Working-fluid selection and performance investigation of a two-phase single-reciprocating-piston heat-conversion engine

open access: yes, 2016
We employ a validated first-order lumped dynamic model of the Up-THERM converter, a two-phase unsteady heat-engine that belongs to a class of innovative devices known as thermofluidic oscillators, which contain fewer moving parts than conventional ...
Haslam, AJ   +4 more
core   +1 more source

Development and Characterization of a Low-Cost Sensors System for an Acoustic Test Bench. [PDF]

open access: yesSensors (Basel), 2020
Moreno-Ramírez C   +3 more
europepmc   +1 more source

Evaluating energy dissipation during expansion in a refrigeration cycle using flue pipe acoustic resonators [PDF]

open access: yes, 2008
Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2008."June 2008."Includes bibliographical references (p. 27-29).This research evaluates the feasibility of using a flue pipe acoustic resonator to dissipate energy ...
Luckyanova, Maria N. (Maria Nickolayevna)
core  

Computational fluid dynamics analysis of the oscillatory flow in a jet pump: the influence of taper angle [PDF]

open access: yes, 2014
A two-dimensional CFD model for predicting the oscillating flow through a jet pump is developed. Various taper angles are investigated and total minor loss coefficients are derived.
Bühler, Simon   +3 more
core   +1 more source

A Self-Circulating Heat Exchanger for Use in Stirling and Thermoacoustic-Stirling Engines

open access: yesAIP Conference Proceedings, 2005
A major technical hurdle to the implementation of large Stirling engines or thermoacoustic engines is the reliability, performance, and manufacturability of the hot heat exchanger that brings high‐temperature heat into the engine. Unlike power conversion devices that utilize steady flow, the oscillatory nature of the flow in Stirling and thermoacoustic
openaire   +2 more sources

Potential of Organic Rankine Cycles (ORC) for waste heat recovery on an Electric Arc Furnace (EAF) [PDF]

open access: yes, 2017
The organic Rankine cycle (ORC) is a mature technology to convert low temperature waste heat to electricity. While several energy intensive industries could benefit from the integration of an ORC, their adoption rate is rather low.
A Oyewunmi, Oyeniyi   +7 more
core  

Free-Piston Stirling Machine for Extreme Temperatures [PDF]

open access: yes
A free piston Stirling machine including a thermal buffer tube extending from the machine's expansion space and surrounded by its heat rejector and its regenerator, a displacer cylinder extending from the thermal buffer tube to the compression space and ...
Wood, James Gary
core   +1 more source

Novel Thermal Energy Conversion Technologies for Advanced Electric Air Vehicles [PDF]

open access: yes
Future air vehicles will increasingly incorporate electrical powertrains that require very tight integration of power, propulsion, thermal, and airframe technologies.
Dyson, Rodger W.
core   +1 more source

NASA Radioisotope Power Conversion Technology NRA Overview [PDF]

open access: yes, 2005
The focus of the National Aeronautics and Space Administration's (NASA) Radioisotope Power Systems (RPS) Development program is aimed at developing nuclear power and technologies that would improve the effectiveness of space science missions.
Anderson, David J.
core   +1 more source

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