Low-dissipation Carnot-like heat engines at maximum efficient power

V Singh, RS Johal - Physical Review E, 2018 - APS
We study the optimal performance of Carnot-like heat engines working in the low-dissipation
regime using the product of the efficiency and the power output, also known as the efficient …

Self-driven reverse thermal engines under monotonous and oscillatory optimal operation

V Badescu - Journal of Non-Equilibrium Thermodynamics, 2021 - degruyter.com
The complex time-dependent heat and electromagnetic energy transfer in a new type of
reverse thermal engine is analyzed. The reverse thermal engine consists of a cold body, a …

Energetic optimization considering a generalization of the ecological criterion in traditional simple-cycle and combined-cycle power plants

S Levario-Medina, G Valencia-Ortega… - Journal of Non …, 2020 - degruyter.com
The fundamental issue in the energetic performance of power plants, working both as
traditional fuel engines and as combined-cycle turbines (gas-steam), lies in quantifying the …

Thermal optimization of Curzon-Ahlborn heat engines operating under some generalized efficient power regimes

S Levario-Medina, G Valencia-Ortega… - … Physical Journal Plus, 2019 - epjplus.epj.org
In order to establish better performance compromises between the process functionals of a
heat engine, in the context of finite-time thermodynamics (FTT), we propose some …

Performance of Feynman's ratchet under a trade-off figure of merit: exact analysis versus estimation from prior information

V Singh, RS Johal - Journal of Statistical Mechanics: Theory and …, 2019 - iopscience.iop.org
We study the optimal performance of Feynman's ratchet and pawl system operating as a
heat engine (refrigerator), by optimizing the product of efficiency (coefficient of performance) …

Performance analysis of quantum harmonic Otto engine and refrigerator under a trade-off figure of merit

K Kaur, S Rebari, V Singh - Journal of Non-Equilibrium …, 2025 - degruyter.com
We investigate the optimal performance of the quantum Otto engine and refrigeration cycles
of a time-dependent harmonic oscillator under a trade-off figure of merit for both adiabatic …

Thermoelectric thomson relations revisited for a linear energy converter

S Gonzalez-Hernandez… - Journal of Non …, 2019 - degruyter.com
In this paper we revisit the classic thermocouple model, as a Linear Irreversible
Thermodynamic (LIT) energy converter. In this model we have two types of …

Energy conversion theorems for some linear steady states

LA Arias-Hernandez, G Valencia-Ortega… - Physical Review E, 2024 - APS
One of the main issues that real energy converters present, when they produce effective
work, is the inevitable entropy production. Within the context of nonequilibrium …

Energetic optimization effects in single resonant tunneling GaAs-nanoconverters

G Valencia-Ortega, LA Arias-Hernandez - Physica E: Low-dimensional …, 2020 - Elsevier
Several models of thermionic energy nanoconverters have been proposed to study the
transport phenomena that take place in electronic devices. For example, in resonant …

Performance Analysis of Quantum Harmonic Otto Engine and Refrigerator Under a Trade-Off Figure of Merit

V Singh, K Kaur, S Rebari - Available at SSRN 4458975 - papers.ssrn.com
We investigate the optimal performance of quantum Otto engine and refrigeration cycles of a
time-dependent harmonic oscillator under a trade-off figure of merit for both adiabatic and …