Search Results - "HVAC&R research"

Design and optimization of form and facade of an office building using the genetic algorithm by Jalali, Zahra, Noorzai, Esmatullah, Heidari, Shahin

“…One of the most important sustainable building design goals is energy performance throughout the life cycle of the building. In this article, the optimization…”
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Associations of bedroom temperature and ventilation with sleep quality by Xiong, Jing, Lan, Li, Lian, Zhiwei, De dear, Richard

“…Sleep is essential for the body to recover from both physical and psychological fatigue accruing throughout the day, and to restore energy to maintain bodily…”
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A methodology to integrate maintenance management systems and BIM to improve building management by Nojedehi, Pedram, O'Brien, William, Gunay, H. Burak

“…Facility management (FM) teams routinely deal with numerous tasks, tools, and data sources to ensure the buildings they manage function properly. This…”
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Fault detection and diagnosis for the screw chillers using multi-region XGBoost model by Zhang, Shuai, Zhu, Xu, Anduv, Burkay, Jin, Xinqiao, Du, Zhimin

“…Chillers play essential roles in the heating, ventilation and air conditioning (HVAC) systems to ensure the required thermal comfort. To reduce the operational…”
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Investigation of temperature regulation effects on indoor thermal comfort, air quality, and energy savings toward green residential buildings by Cao, Shi-Jie, Deng, Hua-Yan

“…To create healthy indoor environments, Chinese green building evaluation standards recommend monitoring and control of CO 2 concentration in residential…”
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Limitations of machine learning for building energy prediction: ASHRAE Great Energy Predictor III Kaggle competition error analysis by Miller, Clayton, Picchetti, Bianca, Fu, Chun, Pantelic, Jovan

“…Research is needed to explore the limitations and potential for improvement of machine learning for building energy prediction. With this aim, the ASHRAE Great…”
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Evaluation of Various Turbulence Models in Predicting Airflow and Turbulence in Enclosed Environments by CFD: Part 2-Comparison with Experimental Data from Literature by Zhang, Zhao, Zhang, Wei, Zhai, Zhiqiang John, Chen, Qingyan Yan

“…Numerous turbulence models have been developed in the past two decades, and many of them can be used in predicting airflows and turbulence in enclosed…”
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Energy recovery ventilators to combat indoor airborne disease transmission: A sustainable approach by Annadurai, Gurubalan, Mathews, Ashwin Joseph, Krishnan, Easwaran N., Gollamudi, Siddhartha, Simonson, Carey J.

“…Ventilation plays a crucial role in preventing indoor airborne disease transmission. Nevertheless, ventilation increases the energy consumption of HVAC…”
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Development of an FDD model for an existing building using transfer learning by Chu, Han-Gyeong, Cho, Seongkwon, Park, Cheol-Soo

“…Building heating, ventilation, and air conditioning (HVAC) systems are affected by several errors that can cause thermal discomfort to occupants and waste…”
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Impacts of the 4.5 and 8.5 RCP global climate scenarios on nearly zero energy building performance: Sensitivity analysis about operative conditions of insulation materials and PV system degradation by De Masi, Rosa Francesca, Gigante, Antonio, Ruggiero, Silvia, Russo, Alessandro

“…The paper gives a directive toward assessment of resilience of building designed to comply the nearly zero energy standard in the current conditions and also…”
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Unsupervised identification of zone-level anomalies in VAV terminal units utilizing autoencoders and PCA by Parsaei, Arya, Gunay, Burak, O'Brien, William, Moromisato, Ricardo

“…The effective operation of HVAC systems is crucial to minimize energy inefficiencies and occupant discomfort. However, these systems can experience various…”
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Numerical study of the impact of make-up air in a residential kitchen on the heating and cooling demands of ULEBs by Cui, Wenzhi, Wang, Zhichao, Wang, Yuxiang, Wu, Xiang, Yu, Zhen, Yang, Yingxia, Zhang, Huijun

“…Ventilation significantly impacts energy consumption in ultra-low-energy buildings (ULEBs). However, in Chinese residential kitchens, the influence of…”
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Transmission of micron-size droplets inside an air-conditioned sports-utility-vehicle: a numerical study by Sen, Nirvik, Singh, K.K., Patwardhan, A.W.

“…A 3D Euler-Lagrangian CFD model to simulate dispersion of micron-sized droplets (generated by coughing action) within a three-row air-conditioned…”
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Large-scale energy cost optimization and performance analysis for dedicated outdoor air system: simulation results from ASHRAE RP-1865 by Choi, Youngsik, Lu, Xing, Feng, Fan, O'Neill, Zheng

“…This is the first journal article from the ASHRAE research project RP 1865, "Optimizing Supply Air Temperature Control for Dedicated Outdoor Air Systems,"…”
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Developing and testing low-cost air cleaners for safer spaces during wildfires by Stinson, Brett W., Gall, Elliott T.

“…Air cleaning reduces indoor exposure to fine particulate matter (PM 2.5 ) during wildfire smoke events. However, resource and cost constraints may limit access…”
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Energy efficiency optimization analysis for a cooling composite air conditioning system for internet data centers by Li, Zhao, Tong, Jihua, Zheng, Zhuling, Dong, Pengli, Yang, Shangqing

“…In this study, a validated mathematical model for a composite air conditioning system was established based on onsite test data. The system consists of a…”
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Greywater heat recovery to the refill water of a dishwasher via paraffin wax and steel wool aided segmental baffle heat exchanger by Taskin, Yunus, Selimli, Selcuk

“…In this study, the recovery of household dishwasher greywater thermal energy into dishwashing water using paraffin wax and steel wool supported segmental heat…”
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Ground heat exchanger design tool with RowWise placement of boreholes by West, Timothy N., Spitler, Jeffrey D.

“…Simulation-based design tools have been used since the late 1980s for designing vertical borehole ground heat exchangers (GHE) used with ground source heat…”
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Advanced co-simulation framework for assessing the interplay between occupant behaviors and demand flexibility in commercial buildings by Chen, Zhelun, Wen, Jin, Li, Yicheng, Lo, L. James, Grajewski, Gabriel, Payne, W. Vance, Bushby, Steven T, Pertzborn, Amanda, O'Neill, Zheng, Yang, Zhiyao, Calfa, Caleb

“…With buildings contributing significantly to electricity usage, enabling demand flexibility becomes a challenge, especially when accounting for occupant…”
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Socioeconomic factors influencing residential occupancy trends during and post COVID pandemic by Dong, Hao, Srivastava, Anshul, Cetin, Kristen, Mitra, Debrudra

“…The residential building sector accounts for 22% of end-use energy consumption in the United States. Despite the strong influence of occupants' behavior on…”
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