Results 21 to 30 of about 3,724 (246)

Optimizing design of a free piston Stirling engine using response surface methodology and grey relation analysis

open access: goldCase Studies in Thermal Engineering
The performance analysis and optimization of a γ-type free-piston Stirling engine (FPSE) are conducted using Response Surface Methodology (RSM) and Grey Relation Analysis (GRA). The input-output parameters table is determined by the RSM.
Wenlian Ye   +3 more
doaj   +2 more sources

β Style Free-Piston Stirling Engine Control System Research [PDF]

open access: yesMATEC Web of Conferences, 2016
For the Free-Piston Stirling Engines (FPSE) control system, a three -phase bridge circuit is reused as the system output about rectifier and start inverter.
Xu Jian, Zhang Yongsheng
doaj   +2 more sources

Parametric Study on the Performance of Gas Springs in FPSE With Pneumatic Supporting System

open access: yesEnergy Science & Engineering
The introduction of a pneumatic supporting system composed of gas springs and hydrostatic bearings in the free‐piston Stirling generator (FPSG) can effectively increase the power density of the nuclear space power plant.
Lingxuan Kong   +3 more
doaj   +2 more sources

Overview of NASA Lewis Research Center free-piston Stirling engine activities [PDF]

open access: gold, 1984
A generic free-piston Stirling technology project is being conducted to develop technologies generic to both space power and terrestrial heat pump applications in a cooperative, cost-shared effort.
J. G. Slaby
openalex   +4 more sources

Component improvement of free-piston Stirling engine key technology for space power [PDF]

open access: green, 1988
The successful performance of the 25 kW Space Power Demonstrator (SPD) engine during an extensive testing period has provided a baseline of free piston Stirling engine technology from which future space Stirling engines may evolve. Much of the success of
D. L. Alger
openalex   +2 more sources

A review of the energy recovery and energy pressure of liquid

open access: yesEnergy Science &Engineering, Volume 11, Issue 10, Page 3907-3927, October 2023., 2023
As we all know, with the progress of science and technology and the rapid development of industry, our world's nonrenewable energy gradually reduced, if no measures are taken, nonrenewable energy will eventually be consumed. To avoid the outcome of energy exhaustion, many scientists and scholars began to study renewable energy many years ago, and so ...
Yunguang Ji   +6 more
wiley   +1 more source

Study of the Disruptive Design of a Thermal Power Plant Implemented by Several Power Units Coupled in Cascade

open access: yesEnergy Technology, Volume 11, Issue 9, September 2023., 2023
Prototyping a reciprocating double‐acting actuator‐based power unit characterized by operating under a disruptive mechanical structure and associated thermal cycle under closed processes by means of expansion and contraction achieved through the addition and extraction of heat that exhibits cascading abilities to implement power plants capable of ...
Ramon Ferreiro Garcia
wiley   +1 more source

Simple‐mix: Thermodynamics modeling in a Gama‐type Stirling engine with a working fluid mixture

open access: yesEngineering Reports, Volume 5, Issue 8, August 2023., 2023
“Simple‐Mix” is developed as an updated MATLAB code for thermodynamics modeling in a Gamma‐type Stirling engine with a working fluid mixture. The mixing ratio of the working fluid (air, helium, hydrogen, argon, nitrogen, carbon dioxide, etc.) could be considered for improving the Stirling engine performance.
Bahram Vaziri   +3 more
wiley   +1 more source

Design and analysis of cryogenic CO2 separation from a CO2‐rich mixture

open access: yesEnergy Science &Engineering, Volume 11, Issue 7, Page 2253-2266, July 2023., 2023
We design and optimize the cryogenic separation process of a CO2 mixture gas and establish static process model using HYSYS simulation software. The appropriate design parameters of the device are obtained and the reasons for the change law are analyzed.
Mingzhen Lin   +6 more
wiley   +1 more source

Prediction on onset conditions of alpha, beta, and gamma type free piston Stirling generators

open access: yesEnergy Science &Engineering, Volume 11, Issue 6, Page 2052-2065, June 2023., 2023
This manuscript establishes thermal‐dynamic coupling models of different types of free‐piston Stirling generators and uses the Routh stability criterion to predict startup conditions. The proposed method is not only beneficial to understand the startup characteristics of the different types of Stirling generators but also plays a reference role in the ...
Chunyun Chi   +5 more
wiley   +1 more source

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