Results 21 to 30 of about 3,327 (195)

Cogging Force Reduction and Profile Smoothening Methods for a Slot-Spaced Permanent Magnet Linear Alternator

open access: yesEnergies, 2023
A Permanent Magnet Linear Alternator (PMLA) works seamlessly with a Free Piston Stirling Engine (FPSE) to convert short-stroke and high-frequency linear motion to electric power.
Chin-Hsiang Cheng, Surender Dhanasekaran
doaj   +1 more source

Thermodynamic Performance of Heat Exchangers in a Free Piston Stirling Engine

open access: yesEnergies, 2018
There is an increasing request in energy recovery systems that are more efficient, environmentally friendly and economical. The free piston Stirling engine has been investigated due to its structural simplicity and high efficiency, coupled with its ...
Ayodeji Sowale, Athanasios J. Kolios
doaj   +1 more source

Influences of nonlinear parameters on the performance of a free‐piston Stirling engine

open access: yesEnergy Science & Engineering, 2023
This study presents a thermodynamic–dynamic model of a free‐piston Stirling engine (FPSE) with nonlinear coefficients of spring, load damping, and pressure for working spaces.
Wenlian Ye   +4 more
doaj   +1 more source

Design Optimization of Tubular Heat Exchangers for a Free-Piston Stirling Engine Based on Improved Quasi-Steady Flow Thermodynamic Model Predictions

open access: yesEnergies, 2022
This paper presents the design optimization of a heat exchanger for a free-piston Stirling engine (FPSE) through an improved quasi-steady flow (iQSF) model and a central composite design.
Dong-Jun Kim   +3 more
doaj   +1 more source

From Beale Number to Pole Placement Design of a Free Piston Stirling Engine

open access: yesArchive of Mechanical Engineering, 2017
In this paper, pole placement-based design and analysis of a free piston Stirling engine (FPSE) is presented and compared to the well-defined Beale number design technique.
Zare Shahryar   +2 more
doaj   +1 more source

Design and analysis of a free-piston stirling engine for space nuclear power reactor

open access: yesNuclear Engineering and Technology, 2021
The free-piston Stirling engine (FPSE) has been widely used in aerospace owing to its advantages of high efficiency, high reliability, and self-starting ability. In this paper, a 20-kW FPSE is proposed by analyzing the requirements of space nuclear power
Zhiwen Dai   +5 more
doaj   +1 more source

THE STUDY, DESIGN AND SIMULATION OF A FREE PISTON STIRLING ENGINE LINEAR ALTERNATOR [PDF]

open access: yesCarpathian Journal of Electrical Engineering, 2014
This paper presents a study, design and simulation of a Free Piston Stirling Engine Linear Alternator. There are presented the main steps of the magnetic and electric calculations for a permanent magnet linear alternator of fixed coil and moving magnets ...
Teodora Susana OROS (POP), Ioan BERINDE
doaj  

A New Coupled Approach for Enthalpy Pumping Consideration in a Free Piston Stirling Engine (FPSE)

open access: yesApplied Mechanics, 2022
One group of losses that can considerably affect the performance of Free Piston Stirling Engines’ (FPSE) is the enthalpy pumping and the shuttle effect, which are due to the gap standing between the cylinder and the displacer.
Mahdi Majidniya   +4 more
doaj   +1 more source

A tubular hybrid Halbach/axially-magnetized permanent-magnet linear machine

open access: yesAIP Advances, 2017
A single-phase tubular permanent-magnet linear machine (PMLM) with hybrid Halbach/axially-magnetized PM arrays is proposed for free-piston Stirling power generation system. Machine topology and operating principle are elaborately illustrated.
Yi Sui   +4 more
doaj   +1 more source

Improving Free-Piston Stirling Engine Specific Power [PDF]

open access: yes12th International Energy Conversion Engineering Conference, 2014
This work uses analytical methods to demonstrate the potential benefits of optimizing piston and/or displacer motion in a Stirling engine. Isothermal analysis was used to show the potential benefits of ideal motion in ideal Stirling engines. Nodal analysis is used to show that ideal piston and displacer waveforms are not optimal in real Stirling ...
openaire   +1 more source

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