Personalized federated learning for cross-building energy knowledge sharing: Cost-effective strategies and model architectures

C Fan, R Chen, J Mo, L Liao - Applied Energy, 2024 - Elsevier
Sufficient building operational data serve as the key premise to enable the development of
reliable data-driven technologies for building energy management. Considering that …

A digital twin system for centrifugal pump fault diagnosis driven by transfer learning based on graph convolutional neural networks

Z Xu, Z Wang, C Gao, K Zhang, J Lv, J Wang, L Liu - Computers in Industry, 2024 - Elsevier
In industrial sectors such as ship**, chemical processing, and energy production,
centrifugal pumps often experience failures due to harsh operational environments, making …

Interpretability assessment of convolutional neural network-based fault diagnosis for air handling units working in three seasons

C **ong, Y Hu, G Li, Y Yuan, C Xu, L Zhang, L Zhan - Energy and Buildings, 2024 - Elsevier
The development of interpretable deep learning methods has garnered attention in fault
diagnosis. However, the effectiveness of various interpretation methods based on different …

Deep learning GAN-based fault detection and diagnosis method for building air-conditioning systems

H Wang, H Zhou, Y Chen, L Yang, W Bi - Sustainable Cities and Society, 2025 - Elsevier
Operational data of building air-conditioning systems can provide a lot of useful information
for intelligent control and fault diagnosis of air-conditioning systems. This study presents a …

[HTML][HTML] A Condition-Monitoring Methodology Using Deep Learning-Based Surrogate Models and Parameter Identification Applied to Heat Pumps

P Rousseau, R Laubscher - Mathematical and Computational …, 2024 - mdpi.com
Online condition-monitoring techniques that are used to reveal incipient faults before
breakdowns occur are typically data-driven or model-based. We propose the use of a …

[HTML][HTML] Performance Evaluation of Chiller Fault Detection and Diagnosis Using Only Field-Installed Sensors

Z Wang, J Guo, S Zhou, P **a - Processes, 2023 - mdpi.com
Owing to the rapid expansion of data science, data-driven methods have emerged as a
dominant trend in chiller fault detection and diagnosis (FDD). Most of these methods …

Domain correction for hydraulic internal pump leakage detection considering multiclass aberrant flow data

X Chen, H Liu - Reliability Engineering & System Safety, 2025 - Elsevier
Harsh working environment not only threatens the health of the hydraulic system but also the
condition monitoring system. The latter problem will make data aberrant and disable lots of …

Cross-condition fault diagnosis of chillers based on an ensemble approach with adaptive weight allocation

Z Chen, W Zhang, W Zhao, X Yang, X Zhang, Y Li - Energy and Buildings, 2024 - Elsevier
Abstract The Heating, Ventilation and Air Conditioning (HVAC) systems are complex and
prone to failures during operation, often leading to significant energy waste. Timely and …

An automatic and efficient fault diagnosis strategy for air conditioning units by combining attention mechanisms

Z Jia, J Qin, Q Yang, G Yao, Z Li… - Science and Technology …, 2025 - Taylor & Francis
The air conditioning system is a very important energy-consuming device in the field of
construction. Timely troubleshooting of air conditioning chillers is an important aspect of …