Common human errors in design, installation, and operation of VAV AHU control systems–A review and a practitioner interview

N Torabi, HB Gunay, W O'Brien, T Barton - Building and Environment, 2022 - Elsevier
While the emphasis of fault detection and diagnostic (FDD) research has been on hard faults
(eg, stuck/leaking/broken valve or damper), soft faults or, in general, human errors account …

Building sensor fault detection and diagnostic system

D Kumar, X Ding, W Du, A Cerpa - Proceedings of the 8th ACM …, 2021 - dl.acm.org
In this paper, we developed a Building Sensor Fault Detection and Diagnostics System. It
consists of a smartphone application integrated with airflow and temperature sensors, to …

What We Learned From Analyzing 18 Million Rows of Commercial Buildings' HVAC Fault Data

E Crowe, Y Chen, J Granderson, H Reeve, L Troup… - 2022 - escholarship.org
To achieve ambitious decarbonization goals it is critical that buildings operate to their full
potential. Commercial HVAC systems, however, experience a wide range of operational …

Develo** a standardized categorization system for energy efficiency measures (1836-RP)

AL Webb, A Khanuja - Science and Technology for the Built …, 2024 - Taylor & Francis
The growth of legislation to reduce energy use in existing buildings is producing a rich new
trove of data about energy efficiency measures (EEMs), which has the potential to unlock …

Analysis of automated fault detection and diagnostics records as an indicator of HVAC fault prevalence: Methodology and preliminary results

A Ebrahimifakhar, D Yuill, A Smith, J Granderson… - 2021 - escholarship.org
Faults in commercial buildings can cause energy waste and other performance problems
such as reduced occupant comfort, reduced equipment longevity, and increased noise …

Fault detection and diagnostics in single-duct multiple-zone variable air volume air handling unit systems

N Torabi - 2023 - repository.library.carleton.ca
Variable air volume (VAV) air handling unit (AHU) systems are the most common heating,
ventilation, and air conditioning (HVAC) configuration in North America's commercial …

Investigation of the Prevalence of Faults in the Heating, Ventilation, and Air-Conditioning Systems of Commercial Buildings

A Ebrahimifakhar - 2021 - search.proquest.com
This dissertation describes a large-scale investigation of heating, ventilation, and air-
conditioning (HVAC) fault prevalence in commercial buildings in the United States. A multi …

Leveraging Natural Language Processing and Large Language Models to Understand, Categorize, and Standardize Building Energy Efficiency Measures

A Khanuja - 2024 - search.proquest.com
Energy efficiency measures (EEMs) are actions taken to reduce energy use in buildings.
This dissertation addresses the critical challenge of standardizing the text-based EEM data …

[PDF][PDF] A Data-driven Fault Detection and Diagnostics Impact Analysis Framework for Enhancing Building Indoor Air Quality

Y Ma - 2024 - kilthub.cmu.edu
Abnormal operation of HVAC systems can lead to higher energy consumption, poor indoor
air quality, thermal discomfort, and reduced productivity. However, current HVAC fault …