Browsing The University of Oklahoma by Author "Cai, Jie"
Now showing items 1-20 of 24
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Analysis and Application of Virtual-Flow Meter Technology for Chiller-Water Valve and Outside-Air Controls
Hashem, Marwan (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
Jiang, Zhimin (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 a Novel Freeze Desalination System for Treatment of Oil and Gas Produced Water
Mogollon Acosta, Paolo (2021-05-14)Freeze desalination is an alternative technology that has received a lot of attention due to several advantages. Among these, the lower energy consumption and low operation temperature are the most important ones. The ... -
Design and analysis of smart home energy management system for energy-efficient and demand response operations
Jiang, Yilin (2023-08-04)In the movie “Iron Man”, Tony Stark, with his highly connected and smart home system, shows the audience an appealing vision of future work and domestic life. Many audiences desire such a living environment where they can ... -
Development and assessment of constrained reinforcement learning-based controller for building demand response
Sanchez, Jerson (2023-12-15)Recent advancements in model-free control strategies, such as reinforcement learning (RL) have led to more practical and scalable solutions for building energy system controls These strategies do not require complex models ... -
Development of Envelope Evaluation Benchmarks Using EnergyPlus and Data-Driven Thermal Model
Xie, Luyao (2022-12)Residential buildings account for a large portion of the consumption of the global energy and total energy by end use. To mitigate the rising trend of energy consumption, residential buildings show a huge potential by ... -
Distributed Energy Feedback Control for Demand Response Operations in Commercial HVAC Systems
Hurt, Rodney (2021-08)The goal of this thesis is to identify methods to control a commercial Heating, Ventilation, and Air Conditioning (HVAC) system that results in precise control of the cooling coil load and the ability to prioritize the ... -
DyOb-SLAM: Dynamic Object Tracking SLAM system
Wadud, Rushmian (2021)Simultaneous Localization & Mapping (SLAM) is considered as the process of building a mutual relationship between localization and mapping of the subject in its surrounding environment. With the help of different sensors, ... -
Energy Performance Study of Heating, Cooling, and Hot Water System Integrated with Latent Heat Thermal Energy Storage in Different U.S. Climate Zones
Hakizimana, Emmanuel (2020-07-30)An energy performance study of a novel solar thermal-powered heating, cooling, and hot water system, integrated with a latent heat thermal energy storage (LHTES) system and applied in cities in different climate zones (or ... -
Experimental and numerical study on separation of solid-liquid slurries
Rahimi, Hootan (2020-12)The separation of solid-liquid slurries, as a critical stage of a novel zero-liquid discharge (ZDL) eutectic-freeze desalination method, is the focus of this thesis. Firstly, various technologies for separation of solid-liquid ... -
EXPERIMENTAL AND THEORETICAL STUDY OF A NOVEL FREEZE DESALINATION METHOD USING AN INTERMEDIATE COOLING LIQUID
Kaviani, Reza (2024-08-01)Freeze desalination (FD) emerges as a promising method for treatment of high-salinity brines. In this work, experimental and theoretical studies are conducted on the design, fabrication, and testing of a novel FD system ... -
Fault Detection and Diagnosis of Air Handling Unit in HVAC System Using Cloud-based Data Logging System
Lee, David (2019-05-10)This project encompasses the engineering principles of design and testing of the implementation of a fault detection and diagnosis (FDD) using cloud-based data logging system on Heating, Ventilation, and Air Conditioning ... -
Flames as a Unique Pyrolyzing Source for the Formation of Hydrophobic Carbon Films on Solid Substrates
Merchan-Breuer, Duncan (2022)In this work the rapid single-step flame synthesis of hydrophobic carbon layers (C-layers) on the surface of stainless-steel (SS) substrates is explored. A co-flow flame is used to generate a hydrophobic monolayer on the ... -
Gray box dynamic modeling of vapor compression systems for control optimization
Liu, Haopeng (2022-08)Buildings account for 75% of electricity use in the U.S. and more than 24% of building electrical energy is consumed by vapor compression equipment, including air-conditioners, refrigerators/freezers and heat pumps. Dynamic ... -
Infrared Thermal Imaging-Based Thermal Diffusivity Measurement Using Angstrom Method
Woolery, Bradley (2021-05-14)Characterizing the thermal diffusivity of materials is a vital step in the creation of new polymer nanocomposites. Determining the in-plane thermal diffusivity as compared to the through-plane thermal diffusivity may show ... -
Integration of phase change material-based thermal energy storage in air distribution systems to increase building power flexibility
Hlanze, Philani (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 ... -
An neuroscience approach to investigate creativity in engineers with the effects of indoor environment quality (IEQ)
Ahad, Md Tanvir (2023-05-12)Investigations of creativity have been an intriguing topic for a long time, but assessing creativity is extremely complex. Creativity is a cornerstone of engineering disciplines, so understanding creativity and how to ... -
Optimal Building Thermal Load Scheduling for Simultaneous Participation in Energy and Frequency Regulation Markets
Cai, Jie (2021-03-13)This paper presents an optimal scheduling solution for building thermal loads that simultaneously participate in the wholesale energy and frequency regulation markets. The solution combines (1) a lower-level regulation ... -
Real time distribution network protection considering the impact of renewable energy
Fei, Wanghao (2021-05-14)To achieve the net-zero carbon dioxide emissions goal, the penetration rate of distributed energy resources has been increasing in modern power distribution networks for the past decade. Although these energy resources are ... -
Stability Domains and Bifurcations in Series Compensated Power Networks Subjected to Asynchronous Wind Generation and Induction Motor Dynamics
Devadason, Jonathan (2021-12-17)There are significant concerns regarding the stability of weak power grids due to feeders of high impedance. This thesis investigates the stability domain of Squirrel Cage Induction Generator - Wind Turbines (SCIG-WTs) ...