Stirling engine
View article: WHISPER Project: Energy Transition from Wind and Solar Energy
WHISPER Project: Energy Transition from Wind and Solar Energy Open
This paper presents the latest merchant ship concepts developed by the WHISPER Project Consortium under the Horizon Europe framework. The project is managed by Verkis and technically led by Stirling Design International (SDI), a naval arch…
View article: Stirling 900: Reviving Walking the Marches. The Captain’s Story
Stirling 900: Reviving Walking the Marches. The Captain’s Story Open
In this article, introduced by Stirling archaeologist Dr Murray Cook, McEwan presents a first-hand account of the revival of Stirling’s ancient custom of ‘Walking the Marches’. This custom, marking the historic boundaries Stirling, is uniq…
View article: Mr Haldane’s Hermitage: Re-discovering a Late 18th Century Immersive Poetry Tableau at Airthrey Estate, Bridge of Allan, Stirling, a Case of Disguising East India Company Profits
Mr Haldane’s Hermitage: Re-discovering a Late 18th Century Immersive Poetry Tableau at Airthrey Estate, Bridge of Allan, Stirling, a Case of Disguising East India Company Profits Open
This article explores a previously unrecorded, late 18th century grotto in the grounds of the former Airthrey Estate, Stirling (now Stirling University) that appears to have been constructed to provide the physical setting for an immersive…
View article: The Consciousness-Driven Cosmos: RTV-2.0 – A Quantified Protocol for Cosmic Negentropy and the Bifurcation Engine Mandate
The Consciousness-Driven Cosmos: RTV-2.0 – A Quantified Protocol for Cosmic Negentropy and the Bifurcation Engine Mandate Open
The RTV-2.0 model links the cosmological constant problem to the density of organized information (CBE). It proposes two falsifiable phases: Phase I (Search) predicts detectable spatial anisotropy in w (Δw ≥ 3.6×10⁻⁴) if advanced galactic …
View article: Combinatorics of q,r-analogues of Stirling numbers of type B
Combinatorics of q,r-analogues of Stirling numbers of type B Open
View article: Influence of Dead Volume Ration on the Thermodynamic Performance of Free-Piston Stirling Machines
Influence of Dead Volume Ration on the Thermodynamic Performance of Free-Piston Stirling Machines Open
The excellent thermal performance, quiet operation, and fuel flexibility of free-piston Stirling machines enable their broad application potential in sectors such as aerospace, distributed power generation, and industrial waste heat utiliz…
View article: Performance Study on Laser Hydrogen Space Propulsion and Power Generation System v1
Performance Study on Laser Hydrogen Space Propulsion and Power Generation System v1 Open
Thinking about sustainable sources of propulsion in space leads to the inquiry about available power sources and propellants exist there. Scientists recently discover the existence of water on the Moon and Mars which can be used as a prope…
View article: Mechanical power generation using Earth’s ambient radiation
Mechanical power generation using Earth’s ambient radiation Open
Radiative cooling can be used to passively cool objects below ambient temperature by exhausting heat toward the sky. The emitted power flux may be used to generate electricity, but devices often require low-bandgap or rare-earth materials …
View article: A New Way to Increase the Efficiency of an Atmospheric Condensing Engine
A New Way to Increase the Efficiency of an Atmospheric Condensing Engine Open
The article examines the problems associated with the use of waste thermal energy. A new concept is developed on how to improve an atmospheric condensing engine by using low-temperature waste thermal energy, converting it into energy accep…
View article: Spherical Aerospace Craft — Unified Magnetoplasma Architecture Active shield, multimodal harvesting, and directional thrust — science, engineering, and empirical validation
Spherical Aerospace Craft — Unified Magnetoplasma Architecture Active shield, multimodal harvesting, and directional thrust — science, engineering, and empirical validation Open
This technical document presents the conceptual and functional architecture of the SYNTRÍA-7 SPACECRAFT, a new-generation spherical aerospace vehicle (Ø 6-7 meters) designed for interplanetary missions and surface operations with capacity …
View article: Spherical Aerospace Craft — Unified Magnetoplasma Architecture Active shield, multimodal harvesting, and directional thrust — science, engineering, and empirical validation
Spherical Aerospace Craft — Unified Magnetoplasma Architecture Active shield, multimodal harvesting, and directional thrust — science, engineering, and empirical validation Open
This technical document presents the conceptual and functional architecture of the SYNTRÍA-7 SPACECRAFT, a new-generation spherical aerospace vehicle (Ø 6-7 meters) designed for interplanetary missions and surface operatio…
View article: Nanofluids in vehicle cooling systems
Nanofluids in vehicle cooling systems Open
Vehicle engine cooling systems serve multiple functions. The extraction of excess heat from the engine facilitates rapid cooling, enabling the engine to reach its operating temperature more expeditiously. This, in turn, maintains a constan…
View article: Innovative Power Generation with SOFC-GT And Stirling Engine Integration
Innovative Power Generation with SOFC-GT And Stirling Engine Integration Open
This study explores the development and thermodynamic performance evaluation of an innovative hybrid energy system that combines Solid Oxide Fuel Cells (SOFC), a Gas Turbine (GT), and a Stirling Engine (SE) to improve energy efficiency and…
View article: Innovative Power Generation with SOFC-GT And Stirling Engine Integration
Innovative Power Generation with SOFC-GT And Stirling Engine Integration Open
This study explores the development and thermodynamic performance evaluation of an innovative hybrid energy system that combines Solid Oxide Fuel Cells (SOFC), a Gas Turbine (GT), and a Stirling Engine (SE) to improve energy efficiency and…
View article: Justification and calculation of thermal accumulator parameters for diesel engine preheating
Justification and calculation of thermal accumulator parameters for diesel engine preheating Open
Modern operating conditions for diesel engines in cold climates require the introduction of efficient preheating technologies, which will ensure reliable engine start and reduce engine wear. One of the promising solutions is the use of the…
View article: Design Study of 50 W Linear Generator for Radioisotope Stirling Converters Using Numerical Simulations
Design Study of 50 W Linear Generator for Radioisotope Stirling Converters Using Numerical Simulations Open
Stirling engines are the engines that convert heat energy into mechanical work. This study models a 50 W linear generator designed for integration with a Stirling engine. To develop a model, the base design of the already developed 1 kW mo…
View article: Combined dynamic and thermodynamic modeling of beta-type stirling engine with hypocycloid gear mechanism
Combined dynamic and thermodynamic modeling of beta-type stirling engine with hypocycloid gear mechanism Open
This study introduces a novel dynamic–thermodynamic modeling approach for a Beta-type Stirling engine incorporating a customized hypocycloid gear mechanism with a specific gear ratio of 1:2. This particular ratio offers a distinct advantag…
View article: A Techno-Economic Optimization and Feasibility Study of a Novel Solar Dish Stirling and Photoelectrochemical Water Splitting Hybrid Renewable Energy System for Sustainable Multi-Family Buildings in Karnataka, India
A Techno-Economic Optimization and Feasibility Study of a Novel Solar Dish Stirling and Photoelectrochemical Water Splitting Hybrid Renewable Energy System for Sustainable Multi-Family Buildings in Karnataka, India Open
This report outlines a novel hybrid renewable energy system (HRES) designed for multi-family residential microgrids. The system distinguishes itself from conventional photovoltaic (PV) and wind turbine (WT) systems by integrating Solar Dis…
View article: Validation of the Stirling Children’s Well-being Scale in an Irish Sample
Validation of the Stirling Children’s Well-being Scale in an Irish Sample Open
This study aimed to validate the Stirling Children’s Well-being Scale (SCWBS) for use in the Republic of Ireland by examining its factor structure, validity, reliability, and responsiveness to change using a data set from 598 children aged…
View article: Design and Thermodynamic Evaluation of a Solar-Powered CCHP System for Libya's Energy Needs
Design and Thermodynamic Evaluation of a Solar-Powered CCHP System for Libya's Energy Needs Open
Libya has an abundant solar energy potential but remains heavily dependent on fossil fuels for electricity generation, leading to energy insecurity, high emissions, and grid instability. This study presents the integration and thermodynami…
View article: Design and Thermodynamic Evaluation of a Solar-Powered CCHP System for Libya's Energy Needs
Design and Thermodynamic Evaluation of a Solar-Powered CCHP System for Libya's Energy Needs Open
Libya has an abundant solar energy potential but remains heavily dependent on fossil fuels for electricity generation, leading to energy insecurity, high emissions, and grid instability. This study presents the integration and thermo…
View article: A novel zero-dimensional steady-state model of a Stirling engine with inter-chamber mass transfer
A novel zero-dimensional steady-state model of a Stirling engine with inter-chamber mass transfer Open
Stirling engines are gaining renewed interest for industrial and transport applications due to their ability to convert waste heat into mechanical or electrical energy. This study presents a novel zero-dimensional steady-state model of a β…
View article: Study of Taconis-Based Cryogenic Thermoacoustic Engine with Hydrogen and Helium
Study of Taconis-Based Cryogenic Thermoacoustic Engine with Hydrogen and Helium Open
Taconis oscillations represent spontaneous excitation of acoustic modes in tubes with large temperature gradients in cryogenic systems. In this study, Taconis oscillations in hydrogen and helium systems are enhanced with a porous material …
View article: Bidiagonal factoring of Stirling matrices
Bidiagonal factoring of Stirling matrices Open
Stirling cycle numbers and Stirling partition numbers have many combinatorial applications. A symmetric matrix built from Stirling cycle numbers, which is known to be totally nonnegative, appears as https://oeis.org/A137854 in the Online E…
View article: On Exploring the r−Stirling Fibonacci Numbers and Polynomials
On Exploring the r−Stirling Fibonacci Numbers and Polynomials Open
This paper introduces and investigates a novel class of combinatorial constructs termed the $r$-Stirling Fibonacci numbers and polynomials of the first and second kind. By integrating the exponential generating functions of classical Fibon…
View article: Nonequilibrium thermodynamics of populations of weakly-coupled low-temperature-differential Stirling engines with synchronous and asynchronous transitions
Nonequilibrium thermodynamics of populations of weakly-coupled low-temperature-differential Stirling engines with synchronous and asynchronous transitions Open
This study developed the theory of nonequilibrium thermodynamics for populations of low-temperature-differential (LTD) Stirling engines weakly-coupled in a general class of networks to clarify the effects of synchronous and asynchronous tr…
View article: Upscaling of thermoacoustic-Stirling duplex cryocoolers based on resonance tube coupling
Upscaling of thermoacoustic-Stirling duplex cryocoolers based on resonance tube coupling Open
To address the critical need for energy-efficient and environmentally sustainable cooling technologies, the thermoacoustic-Stirling duplex cryocooler (TSDC) offers a promising solution due to its high efficiency and versatile applications.…
View article: Endoreversible Stirling Cycles: Plasma Engines at Maximal Power
Endoreversible Stirling Cycles: Plasma Engines at Maximal Power Open
Endoreversible engine cycles are a cornerstone of finite-time thermodynamics. We show that endoreversible Stirling engines operating with a one-component plasma as a working medium run at maximal power output with the Curzon–Ahlborn effici…
View article: Numerical optimization of metal felt regenerators with axially varying matrix structures for Stirling engines
Numerical optimization of metal felt regenerators with axially varying matrix structures for Stirling engines Open
The regenerator is the crucial component for the performance of any regenerative gas cycle. Due to the changing gas properties and flow conditions in the axial direction of a regenerator, a variation of its parameters in that direction is …
View article: Development of a virtual model of a Stirling engine
Development of a virtual model of a Stirling engine Open
This paper presents a mathematical model of processes in an external heat supply engine (gamma-type Stirling engine). A virtual model was developed to illustrate the mechanics of engine operation alongside a description of the associated t…