Modeling, simulation and optimization of a vapor compression refrigeration system dynamic and steady state response

TK Nunes, JVC Vargas, JC Ordonez, D Shah… - Applied Energy, 2015 - Elsevier
This paper introduces a dimensionless simplified mathematical model of a vapor
compression refrigeration (VCR) system, in order to optimize the system dynamic response …

Numerical and experimental study of the transient behavior of a domestic vapor compression refrigeration system–Influence of refrigerant charge and ambient …

ÁR Gardenghi, JF Lacerda, CB Tibiriçá… - Applied Thermal …, 2021 - Elsevier
In this work, two transient mathematical models are presented for simulating a vapor
compression refrigeration system of domestic refrigerator using R134a. One, the thermal …

Dynamic 3D volume element model of a parabolic trough solar collector for simulation and optimization

S Yang, TS Sensoy, JC Ordonez - Applied Energy, 2018 - Elsevier
This paper presents a dynamic three-dimensional volume element model of a parabolic
trough solar collector coupled to an existing semi-finite optical model for simulation and …

Volume element model for 3D dynamic building thermal modeling and simulation

S Yang, TJ Pilet, JC Ordonez - Energy, 2018 - Elsevier
We present herein the development, experimental validation, and application of a volume
element model for 3D dynamic building thermal simulation. The 3D spatial domain in the …

Three-way maximized net power output from alkaline membrane fuel cell stacks

PTB Polla, RC Raimundo, ES Watzko… - International Journal of …, 2024 - Elsevier
This work uses an experimentally validated mathematical model to maximize alkaline
membrane fuel cell (AMFC) stacks net power output. Temperature distribution, efficiency …

Constructal vapor compression refrigeration (VCR) systems design

S Yang, JC Ordonez, JVC Vargas - International Journal of Heat and Mass …, 2017 - Elsevier
This paper introduces a mathematical model and a structured procedure to optimize the
internal structure (heat exchanger areas) and pressure ratio of a vapor compression …

Modeling, simulation, and optimization of hydrogen production from microalgae in compact photobioreactors

FG Dias, JVC Vargas, LS Martins, MP Rosa, W Balmant… - Algal Research, 2023 - Elsevier
This study investigates the possibility of hydrogen production from microalgae depending on
temperature, and cultivation medium microalgae, oxygen and carbon dioxide concentrations …

Social systems engineering (SSE): Architecture, design & optimization of socio-technical systems

A Tucker - International Communications in Heat and Mass …, 2024 - Elsevier
Recent paradigm-shifting research has revealed that the thermodynamic feedback
mechanisms which underlie physics, chemistry and biology have corresponding parallel …

Mathematical formulation and demonstration of a dynamic system-level ship thermal management tool

S Yang, JC Ordonez, JVC Vargas, J Chalfant… - … in Engineering Software, 2016 - Elsevier
This paper presents the mathematical formulation and unique capability of a system-level
ship thermal management tool, vemESRDC, developed to provide quick ship thermal …

Transient modeling of vapor compression refrigeration systems for domestic applications

ÁR Gardenghi - 2020 - teses.usp.br
The increasing on energetic efficiency of household vapor compression refrigeration
systems brings about a substantial impact in the energy consumption: about 17% of the …