Maintenance for energy efficiency: a review

N Firdaus, HA Samat, N Mohamad - IOP conference series …, 2019 - iopscience.iop.org
Energy efficiency program is used to reduce energy cost that leads to a reduction in
production or overhead cost. Energy saving can be obtained by application of energy …

Application of Circular Thermoeconomics to the Diagnosis of Energy Systems

A Valero, C Torres - Energies, 2023 - mdpi.com
This paper reviews the fundamentals of the thermoeconomic diagnosis theory.
Thermoeconomic diagnosis is one of the main applications of the exergy cost theory used to …

Malfunction diagnosis of thermal power plants based on advanced exergy analysis: The case with multiple malfunctions occurring simultaneously

L Wang, P Fu, N Wang, T Morosuk, Y Yang… - Energy Conversion and …, 2017 - Elsevier
During continuous operation of energy systems, the performance of components will mostly,
gradually deviate away from the reference conditions due to performance degradation …

Evaluation of the influence of exergy disaggregation on the results of thermoeconomic diagnosis using exergetic operators

DJR Orozco, MVDP Ferreira, T Moreira, OJ Venturini… - Energy, 2024 - Elsevier
Thermoeconomic diagnosis is a tool to locate malfunctions and quantify their impact on
thermal system operating costs. Since diagnostic methodologies are mainly based on the …

Thermoeconomic diagnosis of an air-cooled air conditioning system

Y Yoo, HS Oh, C Uysal… - International Journal of …, 2018 - inderscienceonline.com
Diagnosis of a 120-kW air-cooled air conditioning system under faulty conditions was
performed using modified productive structure analysis. Unit cost of cooling capacity for the …

Overview and implementation of dynamic thermoeconomic & diagnosis analyses in HVAC&R systems

A Picallo-Perez, A Lazzaretto, JM Sala - Journal of Building Engineering, 2020 - Elsevier
The purpose of this paper is to apply thermoeconomics in a HVAC&R facility in order to
implement the dynamic behaviour as well as to solve the direct problem of diagnosis. New …

[PDF][PDF] Modern applications of thermoeconomic analysis

VR Nikulshin, AE Denysova, SI Melnik - Proc. of the 5-th Int. Scientific …, 2019 - tsatu.edu.ua
In contrast to the economical methods of analysis used earlier, this approach is based on
exergy analysis and takes into account not only the quantity but also the quality of energy …

On the accuracy improvement of thermoeconomic diagnosis through exergy disaggregation and dissipative equipment isolation

RA Lorenzoni, JJCS Santos, AB Lourenço… - Energy, 2020 - Elsevier
Thermoeconomics join the concepts of Economics and Thermodynamics in order to
describe the cost formation process of the overall thermal system. It has great applicability in …

Malfunction Diagnosis of the GTCC System under All Operating Conditions Based on Exergy Analysis.

X Wang, M Li, H Bing, D Zhang… - Energy Engineering, 2024 - search.ebscohost.com
After long-term operation, the performance of components in the GTCC system deteriorates
and requires timely maintenance. Due to the inability to directly measure the degree of …

[PDF][PDF] Modern applications of exergy analysis

VR Nikulshin, AE Denysova, SI Melnik - 9th International conference, 2019 - tsatu.edu.ua
In the leading journals in this area Energy and Int. J. of Exergy during the past 5 years, the
number of publications exceeds 200. Only in 2017 in this area was published more papers …