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Visualization Experimental Study on Silicon-Based Ultra-Thin Loop Heat Pipe Using Deionized Water as Working Fluid. [PDF]

open access: yesMicromachines (Basel), 2021
As a type of micro flat loop heat pipe, s-UTLHP (silicon-based ultra-thin loop heat pipe) is of great significance in the field of micro-scale heat dissipation. To prove the feasibility of s-UTLHP with high heat flux in a narrow space, it is necessary to
Song W, Xu Y, Xue L, Li H, Guo C.
europepmc   +2 more sources

Re-Optimization of Expansion Work of a Heated Working Fluid with Generalized Radiative Heat Transfer Law. [PDF]

open access: yesEntropy (Basel), 2020
Based on the theoretical model of a heated ideal working fluid in the cylinder, the optimal motion path of the piston in this system, for the maximum work output, is re-studied by establishing the changed Lagrangian function and applying the elimination ...
Chen L, Ma K, Ge Y, Feng H.
europepmc   +2 more sources

The Method of the Working Fluid Selection for Organic Rankine Cycle (ORC) Systems Employing Volumetric Expanders

open access: yesEnergies, 2020
The working fluid selection is one of the most important issues faced when designing Organic Rankine Cycle (ORC) systems. The choice of working fluid is dictated by different criteria.
Piotr Kolasiński
doaj   +2 more sources

The thermoelectric working fluid: Thermodynamics and transport [PDF]

open access: yesComptes Rendus. Physique, 2016
Thermoelectric devices are heat engines, which operate as generators or refrigerators using the conduction electrons as a working fluid. The thermoelectric heat-to-work conversion efficiency has always been typically quite low, but much effort continues to be devoted to the design of new materials boasting improved transport properties that would make ...
BENENTI, GIULIANO   +2 more
openaire   +5 more sources

Thermal Characterisation of Micro Flat Aluminium Heat Pipe Arrays by Varying Working Fluid and Inclination Angle

open access: yesApplied Sciences, 2018
A micro heat pipe array is desirable owing to its high heat transfer capacity, compact size, and high surface–volume ratio compared with conventional heat pipes.
Guanghan Huang   +4 more
doaj   +2 more sources

Thermodynamic engine with a quantum degenerate working fluid [PDF]

open access: yesPhysical Review Research, 2023
Can quantum mechanical thermodynamic engines outperform their classical counterparts? To address one aspect of this question, we experimentally realize and characterize an isentropic thermodynamic engine that uses a Bose-condensed working fluid.
E. Simmons   +8 more
semanticscholar   +1 more source

Effect of Working Fluid-Filling Ratio Combination on Thermosyphon Performance as Add-In Enhancer for Indoor Air Conditioning Devices

open access: yesEnergies, 2022
An experimental study is presented to account for the implementation of a two-phase closed thermosyphon pipe, for energy-saving purposes, in air conditioning systems in the context of COVID-19.
Ignacio Carvajal-Mariscal   +3 more
doaj   +1 more source

Flow and Heat Transfer Performances of Liquid Metal Based Microchannel Heat Sinks under High Temperature Conditions

open access: yesMicromachines, 2022
Developments in applications such as rocket nozzles, miniature nuclear reactors and solar thermal generation pose high-density heat dissipation challenges.
Tao Wu   +4 more
doaj   +1 more source

Structural and Parametric Optimization of S-CO2 Thermal Power Plants with a Pulverized Coal-Fired Boiler Operating in Russia

open access: yesEnergies, 2021
The Rankine cycle is widely used for electricity production. Significant weight and size characteristics of the power equipment working on superheated steam are the main disadvantages of such power plants.
Andrey Rogalev   +4 more
doaj   +1 more source

Investigation of Working Fluid Performance through a Centrifugal Compression System

open access: yesApplied Mechanics, 2022
Commonly, researchers have investigated many factors that impact the performance of air conditioning and refrigeration systems, such as varied cooling configurations, operating conditions and optimization of specific system components.
James Bull   +2 more
doaj   +1 more source

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