Browsing by Subject "HVAC"
Now showing items 1-7 of 7
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Analysis and Application of Virtual-Flow Meter Technology for Chiller-Water Valve and Outside-Air Controls
(2022-05)The following work focuses on using virtual flow meters (VFM) for HVAC controls and how they can replace physical sensors to reduce cost and increase efficiency. The study focuses on implementing VFM to measure outdoor ... -
Building cluster control to enable grid reliability and efficiency support
(2022-08-04)Power system operators are actively seeking solutions to increase electric grid power flexibility and inertia, to accommodate deeper renewable integration. Buildings account for 75% of the total electricity use in the US ... -
Design and analysis of building thermal model for grid-interactive efficient operations
(2020-12)Heating and cooling in residential buildings, provided by Heating, Ventilation, and Air-Conditioning (HVAC) systems, represent a crucial load for electric utilities. Fluctuations of heating and cooling loads in residential ... -
Development and commissioning of a variable capacity experimental infrastructure for a novel three fluid heat exchanger
(2023-05)One of the major problems with using renewable energy is the mismatch between power generation and demand as renewable energy generation and energy usage from HVAC equipment depend on unsynchronized natural factors. To ... -
Integration of phase change material-based thermal energy storage in air distribution systems to increase building power flexibility
(2020-12-18)Thermal energy storage is one of the many strategies that are effective in alleviating the electrical power supply and demand imbalance issues on the electric grid, and buildings are a good place to implement such storage ... -
Uncertainty Analysis for In-situ Fan Curve Calibration in Variable Air Volume Systems
(2016-12-16)In order to obtain in-situ fan performance curves for variable air volume (VAV) air handling units (AHUs) with predicted uncertainties, airflow measurements for an extended time and a tailored calibration procedure were ... -
Virtual Measurement of Valve Performance and its Application in Energy Efficiency Improvements
(2018-12)For heating, ventilation, and air-conditioning engineers, the measurement of system performance is a vital step in ensuring that the system in use is functioning at its optimal functionality. The measurement of water flow ...