NSTL国家科技图书文献中心

1. Numerical modeling of air ejectors covering supersonic, subsonic and closed-port operations NSTL国家科技图书文献中心

Eugenio Schillaci | Jordi Vera ... - 《Energy》 - 2024,302(Sep.1) - 131627.1～131627.18 - 共18页

摘要：The physics and modeling of air* ejectors in on* | focuses on understanding the physical behavior of air | ejectors for aeronauticalapplications. In this regard | - and off-design conditions have been extensively | addressed inthe past, reaching a good level of maturity

关键词： Supersonic air ejectors | Aeronautical applications | Compressible RANS simulations | Operational map | 0D model

2. Condensation shock topologies in carbon dioxide and a non-condensable gas mixture in supersonic nozzles NSTL国家科技图书文献中心

Restrepo, Julian C. | Bolanos-Acosta, Andr...... - 《Physics of fluids》 - 2024,36(4 Pt.4) - ARTN 046104～ - 共9页

摘要： ejectors, micro thrust-nozzles, and supersonic gas flow | and dry air* at several compositions in a Laval* | Condensation shock waves may occur in many | flow expansion devices such as turbomachinery, gas | separators. However, their experimental analysis has been

关键词： HOMOGENEOUS CONDENSATION | NUCLEATION | PRESSURE | GROWTH | WAVES | STEAM | FLOWS

3. Numerical Investigation of Supersonic Air-to-Air Ejectors Including Design Effects on Entrainment Efficiency EI 工程索引 NSTL国家科技图书文献中心

Bogado Sicuro, Bruno... | Malatesta, Vinicius ... - 《Journal of Fluids Engineering: Transactions of the ASME》 - 2023,145(1) - 011203-1～011203-24 - 共24页 - 被引量：1

摘要： supersonic air ejector, a device largely used in aircraft | comparing CFD results with two supersonic* air ejector* | the supersonic* air ejector problem with greater* | The objective of this work is to develop and | validate a computational fluid dynamics (CFD) model of a

关键词： COMPUTATIONAL FLUID-DYNAMICS | TURBULENCE MODELS | VALIDATION | EQUATION

4. Performance evaluation of air ejectors using artificial neural network approach EI 工程索引 NSTL国家科技图书文献中心

Gupta, Pradeep | Rao, Srisha M., V ... - 《Sadhana: Academy Proceedings in Engineering Science》 - 2023,48(2) - 45～ - 共11页

摘要： critical parameters of supersonic* ejectors. The model is* | trained using experimental measurement for air ejectors | Ejectors are implemented in energy | and geometrical simplicity. Ejectors* work on the* | ejectors. The aerodynamic choking of the secondary flow

关键词： Supersonic ejectors | energy conservation | critical flow regime | artificial neural network | ejector performance | THERMODYNAMIC ANALYSIS | CFD ANALYSIS | CYCLE | REFRIGERATION

5. Secondary flow choking in axisymmetric supersonic air ejector with adjustable motive nozzle EI 工程索引 SCIE Web of Science核心 NSTL国家科技图书文献中心

Kracik J. | Dvorak V. - 《Applied thermal engineering: Design, processes, equipment, economics》 - 2022,204 - 117936～ - 共17页 - 被引量：4

摘要：Supersonic ejectors have many applications | axisymmetric supersonic* air ejector with an adjustable motive* | supersonic ejectors. | across engineering, but their broader utilization is | prevented by their generally low efficiency, which is

关键词： Adjustable nozzle | Computational fluid dynamics | Experiment | Secondary flow choking | Supersonic air ejector

6. Large Eddy Simulation of a supersonic air ejector EI 工程索引 SCIE Web of Science核心 NSTL国家科技图书文献中心

Croquer, Sergio | Lamberts, Olivier ... - 《Applied thermal engineering: Design, processes, equipment, economics》 - 2022,209 - 118177～ - 共11页 - 被引量：16

摘要： supersonic air ejector of squared crossed-section was | analysis of supersonic* ejectors.* | topology in the mixing chamber of a supersonic* ejector* | et al., 2018), the supersonic* ejector mixing layer* | This paper presents a study on the flow

关键词： Supersonic ejectors | Large Eddy Simulation | Turbulence | Refrigeration | PLANE MIXING LAYER | 3-DIMENSIONAL EVOLUTION | VISUALIZATION | CHOKING | ENERGY | SOLVER

7. Short nozzles design for real gas supersonic flow using the method of characteristics EI 工程索引 SCIE Web of Science核心 NSTL国家科技图书文献中心

Restrepo J.C. | Bolanos-Acosta A.F.... - 《Applied thermal engineering: Design, processes, equipment, economics》 - 2022,207 - 118063～ - 共14页

摘要： separators or supersonic* ejectors, to evaluate the* | Finding a supersonic* nozzle minimum length is* | many other applications, such as air* and vapor* | , such as turbo-machineries and supersonic* gas* | a classical application of the method of

关键词： Compressible flow | Equation of state | Non-ideal gas | Nozzle geometry | Supercritical carbon dioxide | Supersonic flow

8. An improved thermodynamic model for supersonic real-gas ejectors using the compound-choking theory NSTL国家科技图书文献中心

Metsue, Antoine | Debroeyer, Romain ... - 《Energy》 - 2022,238(Jan.1 Pt.B2) - 121856.1～121856.15 - 共15页 - 被引量：12

摘要： essential tools to properly design supersonic ejectors | curves are calibrated onto air* and R134a experimental* | Thermodynamic models constitute one of the | . However, by their simplistic nature, most of said models | remain unable to properly integrate the adequate

关键词： Supersonic ejector | Real gas | Compound-choking | Fabri-choking | Thermodynamic modeling

9. Research paper: Artificial neural network model for single-phase real gas ejectors EI 工程索引 SCIE Web of Science核心 NSTL国家科技图书文献中心

Pradeep Gupta | Pramod Kumar ... - 《Applied thermal engineering: Design, processes, equipment, economics》 - 2022,201(Pt.A) - 117615-1～117615-12 - 共12页 - 被引量：11

摘要： ejectors have transited from traditional steam extraction | good predictions for most ideal gases such as air* and* | predict the critical parameters of a supersonic* ejector* | Ejector is a passive gas dynamic device used | ubiquitously in engineering applications. Applications of

关键词： Supersonic ejector | Artificial neural network | Ejector performance | Flow regime | Real gas

10. Compound-choking theory for supersonic ejectors working with real gas SCIE Web of Science核心 EI 工程索引 SCOPUS Scopus数据库 NSTL国家科技图书文献中心

Croquer, Sergio | Fang, Yu ... - 《Energy》 - 2021,227(Jul.15) - 120396.1～120396.14 - 共14页 - 被引量：17

摘要： supersonic ejectors working with air. However, as all | The performance of supersonic* ejectors is* | -resolved turbulence modelings for supersonic ejectors | -choking one for supersonic* ejectors. Results show that* | mainly limited by the choking of the flow. Below a

摘要：The physics and modeling of air* ejectors in on* | focuses on understanding the physical behavior of air | ejectors for aeronauticalapplications. In this regard | - and off-design conditions have been extensively | addressed inthe past, reaching a good level of maturity

关键词： Supersonic air ejectors | Aeronautical applications | Compressible RANS simulations | Operational map | 0D model

摘要： ejectors, micro thrust-nozzles, and supersonic gas flow | and dry air* at several compositions in a Laval* | Condensation shock waves may occur in many | flow expansion devices such as turbomachinery, gas | separators. However, their experimental analysis has been

关键词： HOMOGENEOUS CONDENSATION | NUCLEATION | PRESSURE | GROWTH | WAVES | STEAM | FLOWS

摘要： supersonic air ejector, a device largely used in aircraft | comparing CFD results with two supersonic* air ejector* | the supersonic* air ejector problem with greater* | The objective of this work is to develop and | validate a computational fluid dynamics (CFD) model of a

关键词： COMPUTATIONAL FLUID-DYNAMICS | TURBULENCE MODELS | VALIDATION | EQUATION

摘要： critical parameters of supersonic* ejectors. The model is* | trained using experimental measurement for air ejectors | Ejectors are implemented in energy | and geometrical simplicity. Ejectors* work on the* | ejectors. The aerodynamic choking of the secondary flow

关键词： Supersonic ejectors | energy conservation | critical flow regime | artificial neural network | ejector performance | THERMODYNAMIC ANALYSIS | CFD ANALYSIS | CYCLE | REFRIGERATION

摘要：Supersonic ejectors have many applications | axisymmetric supersonic* air ejector with an adjustable motive* | supersonic ejectors. | across engineering, but their broader utilization is | prevented by their generally low efficiency, which is

关键词： Adjustable nozzle | Computational fluid dynamics | Experiment | Secondary flow choking | Supersonic air ejector

摘要： supersonic air ejector of squared crossed-section was | analysis of supersonic* ejectors.* | topology in the mixing chamber of a supersonic* ejector* | et al., 2018), the supersonic* ejector mixing layer* | This paper presents a study on the flow

关键词： Supersonic ejectors | Large Eddy Simulation | Turbulence | Refrigeration | PLANE MIXING LAYER | 3-DIMENSIONAL EVOLUTION | VISUALIZATION | CHOKING | ENERGY | SOLVER

摘要： separators or supersonic* ejectors, to evaluate the* | Finding a supersonic* nozzle minimum length is* | many other applications, such as air* and vapor* | , such as turbo-machineries and supersonic* gas* | a classical application of the method of

关键词： Compressible flow | Equation of state | Non-ideal gas | Nozzle geometry | Supercritical carbon dioxide | Supersonic flow

摘要： essential tools to properly design supersonic ejectors | curves are calibrated onto air* and R134a experimental* | Thermodynamic models constitute one of the | . However, by their simplistic nature, most of said models | remain unable to properly integrate the adequate

关键词： Supersonic ejector | Real gas | Compound-choking | Fabri-choking | Thermodynamic modeling

摘要： ejectors have transited from traditional steam extraction | good predictions for most ideal gases such as air* and* | predict the critical parameters of a supersonic* ejector* | Ejector is a passive gas dynamic device used | ubiquitously in engineering applications. Applications of

关键词： Supersonic ejector | Artificial neural network | Ejector performance | Flow regime | Real gas

摘要： supersonic ejectors working with air. However, as all | The performance of supersonic* ejectors is* | -resolved turbulence modelings for supersonic ejectors | -choking one for supersonic* ejectors. Results show that* | mainly limited by the choking of the flow. Below a

关键词： Supersonic ejector | Real gas | Compound-choking | Fabri-choking | CFD | Thermodynamic modeling

4008-161-200 800-990-8900

国家科技图书文献中心

摘要：The physics and modeling of air ejectors in on | focuses on understanding the physical behavior of air | ejectors for aeronauticalapplications. In this regard | - and off-design conditions have been extensively | addressed inthe past, reaching a good level of maturity

关键词： Supersonic air ejectors | Aeronautical applications | Compressible RANS simulations | Operational map | 0D model

摘要： ejectors, micro thrust-nozzles, and supersonic gas flow | and dry air at several compositions in a Laval | Condensation shock waves may occur in many | flow expansion devices such as turbomachinery, gas | separators. However, their experimental analysis has been

关键词： HOMOGENEOUS CONDENSATION | NUCLEATION | PRESSURE | GROWTH | WAVES | STEAM | FLOWS

摘要： supersonic air ejector, a device largely used in aircraft | comparing CFD results with two supersonic air ejector | the supersonic air ejector problem with greater | The objective of this work is to develop and | validate a computational fluid dynamics (CFD) model of a

关键词： COMPUTATIONAL FLUID-DYNAMICS | TURBULENCE MODELS | VALIDATION | EQUATION

摘要： critical parameters of supersonic ejectors. The model is | trained using experimental measurement for air ejectors | Ejectors are implemented in energy | and geometrical simplicity. Ejectors work on the | ejectors. The aerodynamic choking of the secondary flow

关键词： Supersonic ejectors | energy conservation | critical flow regime | artificial neural network | ejector performance | THERMODYNAMIC ANALYSIS | CFD ANALYSIS | CYCLE | REFRIGERATION

摘要：Supersonic ejectors have many applications | axisymmetric supersonic air ejector with an adjustable motive | supersonic ejectors. | across engineering, but their broader utilization is | prevented by their generally low efficiency, which is

关键词： Adjustable nozzle | Computational fluid dynamics | Experiment | Secondary flow choking | Supersonic air ejector

摘要： supersonic air ejector of squared crossed-section was | analysis of supersonic ejectors. | topology in the mixing chamber of a supersonic ejector | et al., 2018), the supersonic ejector mixing layer | This paper presents a study on the flow

关键词： Supersonic ejectors | Large Eddy Simulation | Turbulence | Refrigeration | PLANE MIXING LAYER | 3-DIMENSIONAL EVOLUTION | VISUALIZATION | CHOKING | ENERGY | SOLVER

摘要： separators or supersonic ejectors, to evaluate the | Finding a supersonic nozzle minimum length is | many other applications, such as air and vapor | , such as turbo-machineries and supersonic gas | a classical application of the method of

关键词： Compressible flow | Equation of state | Non-ideal gas | Nozzle geometry | Supercritical carbon dioxide | Supersonic flow

摘要： essential tools to properly design supersonic ejectors | curves are calibrated onto air and R134a experimental | Thermodynamic models constitute one of the | . However, by their simplistic nature, most of said models | remain unable to properly integrate the adequate

关键词： Supersonic ejector | Real gas | Compound-choking | Fabri-choking | Thermodynamic modeling

摘要： ejectors have transited from traditional steam extraction | good predictions for most ideal gases such as air and | predict the critical parameters of a supersonic ejector | Ejector is a passive gas dynamic device used | ubiquitously in engineering applications. Applications of

关键词： Supersonic ejector | Artificial neural network | Ejector performance | Flow regime | Real gas

摘要： supersonic ejectors working with air. However, as all | The performance of supersonic ejectors is | -resolved turbulence modelings for supersonic ejectors | -choking one for supersonic ejectors. Results show that | mainly limited by the choking of the flow. Below a

关键词： Supersonic ejector | Real gas | Compound-choking | Fabri-choking | CFD | Thermodynamic modeling

4008-161-200 800-990-8900

国家科技图书文献中心

摘要：The physics and modeling of air* ejectors in on* | focuses on understanding the physical behavior of air | ejectors for aeronauticalapplications. In this regard | - and off-design conditions have been extensively | addressed inthe past, reaching a good level of maturity

摘要： ejectors, micro thrust-nozzles, and supersonic gas flow | and dry air* at several compositions in a Laval* | Condensation shock waves may occur in many | flow expansion devices such as turbomachinery, gas | separators. However, their experimental analysis has been

摘要： supersonic air ejector, a device largely used in aircraft | comparing CFD results with two supersonic* air ejector* | the supersonic* air ejector problem with greater* | The objective of this work is to develop and | validate a computational fluid dynamics (CFD) model of a

摘要： critical parameters of supersonic* ejectors. The model is* | trained using experimental measurement for air ejectors | Ejectors are implemented in energy | and geometrical simplicity. Ejectors* work on the* | ejectors. The aerodynamic choking of the secondary flow

摘要：Supersonic ejectors have many applications | axisymmetric supersonic* air ejector with an adjustable motive* | supersonic ejectors. | across engineering, but their broader utilization is | prevented by their generally low efficiency, which is

摘要： supersonic air ejector of squared crossed-section was | analysis of supersonic* ejectors.* | topology in the mixing chamber of a supersonic* ejector* | et al., 2018), the supersonic* ejector mixing layer* | This paper presents a study on the flow

摘要： separators or supersonic* ejectors, to evaluate the* | Finding a supersonic* nozzle minimum length is* | many other applications, such as air* and vapor* | , such as turbo-machineries and supersonic* gas* | a classical application of the method of

摘要： essential tools to properly design supersonic ejectors | curves are calibrated onto air* and R134a experimental* | Thermodynamic models constitute one of the | . However, by their simplistic nature, most of said models | remain unable to properly integrate the adequate

摘要： ejectors have transited from traditional steam extraction | good predictions for most ideal gases such as air* and* | predict the critical parameters of a supersonic* ejector* | Ejector is a passive gas dynamic device used | ubiquitously in engineering applications. Applications of

摘要： supersonic ejectors working with air. However, as all | The performance of supersonic* ejectors is* | -resolved turbulence modelings for supersonic ejectors | -choking one for supersonic* ejectors. Results show that* | mainly limited by the choking of the flow. Below a