Browsing by Author "Fisher, Daniel E."
Now showing items 1-20 of 32
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Advancements in the simulation of ground source heat pump systems
Cullin, James R. (2014-05)With ground source heat pump systems becoming an increasing focus in the building energy efficiency sector, fully understanding their behavior is key. For systems such as these, computer simulation is typically performed ... -
Arithmetic properties of L-functions attached to Hilbert modular forms
Tanabe, Naomi (2012-07)Scope and Method of Study: The goal of this thesis is to study some arithmetic properties of L-functions attached to Hilbert modular forms. We mainly use a representation theoretical point of view for the study, which can ... -
Convective heat transfer model for simulation of rooms with attached wall jets
Kong, Weixiu (2006-05) -
Dehumidifying Coil Models for Energy Simulation and Design
Kastl, Brian Keith (Oklahoma State University, 2012-05-01)This thesis presents a summary and analysis of the development of dehumidifying fin and tube coil models. The goal is to compare and assess the models that are presented in the available literature and evaluate the ... -
Design of an Experimental Facility for Building Airflow and Heat Transfer Measurements
Elyyan, Mohammad (Oklahoma State University, 2005-05-01)An experimental facility was constructed and instrumented to conduct heat transfer experiments and flow visualization. The experimental facility is a 1/5-scale model of a full-scale two story building with aspect ratio ... -
Design of an Experimental Facility for Frost Growth Study in Microchannel Heat Exchangers
Cai, Shanshan (Oklahoma State University, 2009-07-01)This report focused on the new experimental methodology developed to investigate the frost and defrost thermal hydraulic performances of louvered folded fin microchannel heat exchangers under initial frost cycle, defrost ... -
Design of an Experimental Facility for Hybrid Ground Source Heat Pump Systems
Hern, Shawn (Oklahoma State University, 2004-12-01)This study reports on the development and commissioning of an experimental facility to test and validate hybrid ground-source heat pump models in hourly building energy simulation programs such as EnergyPlus and HVACSim+. ... -
Design of an Experimental Facility for the Validation of Cooling Load Calculation Procedures
Eldridge, David Stewart (Oklahoma State University, 2007-05-01)Two test cells were constructed to validate the ASHRAE cooling load calculation procedures developed under RP-875 and codified in the ASHRAE Loads Toolkit (RP987). The test cells were designed to test the cooling load ... -
Design, simulation, and construction of a hot-gas bypass chiller for a commercial scale psychrometric coil testing facility
Makhani, Khurram K. (2020-12)In recent years, there has been a large effort from industry and researchers to improve the efficiency of HVAC&R systems. At Oklahoma State University (OSU), the Building & Environmental Systems Research Group (BETSRG) has ... -
Development and Analysis of Model Based Economizer Strategies
Bhansali, Amit (Oklahoma State University, 2009-12-01)Two new model based economizer strategies were developed and implemented in the EnergyPlus simulation program. Model performance was verified by comparing EnergyPlus results with previously developed models. Results agreed ... -
Development and experimental validation of simulation of hydronic snow melting systems for bridges
Liu, Xiaobing (2005-05) -
Development and validation of a reduced order fin-and-tube heat exchanger model
Sarfraz, Omer (2020-05)Vapor compression systems are the most widely used cooling system type in heating, ventilation, and air-conditioning (HVAC) applications. Two of the four basic components of a vapor compression system are heat exchangers, ... -
Development and Validation of a Slinky Ground Heat Exchanger Model
Xiong, Zeyu (Oklahoma State University, 2014-05-01)Ground source heat pump systems are an energy efficient heating and cooling technology for residential and commercial buildings. The main barrier to adoption is the higher investment cost compared to conventional systems. ... -
Development of air-to-air heat pump simulation program with advanced heat exchanger circuitry algorithm
Iu, Ip Seng (2007-05)Scope and Method of Study: The purpose of this study was to develop a heat pump simulation program that is capable of simulating complex heat exchanger circuits. A segment-by-segment heat exchanger model has been developed ... -
Development of an Experimental Methodology for Measurement of Oil Retention and Its Effect on the Microchannel Heat Exchanger.
Deokar, Pratik S. (Oklahoma State University, 2013-12-01)In HVAC and refrigeration systems, the lubricant is used only because the compressor requires it for lubrication and sealing. A small portion of the oil circulates with the refrigerant flow through the cycle components, ... -
Development, Verification, and Implementation Of a Horizontal Buried Pipe Ground Heat Transfer Model in Energyplus
Lee, Edwin (Oklahoma State University, 2008-05-01)A buried pipe heat transfer model was developed and implemented within the EnergyPlus simulation program. Three models: a modified earth tube model, a fully radial finite difference model, and a mixed-coordinate implicit ... -
Enhanced Vertical Ground Heat Exchanger Model for Whole Building Energy Simulation
Mitchell, Matt Sandy (2019-07)The U.S. Energy Information Agency estimates that buildings consume more than 40% of all energy used in the United States. This includes considering energy used for transportation and heavy industry. As a result, many ... -
Estimations of undisturbed ground temperatures using numerical and analytical modeling
Xing, Lu (2014-12)The interaction of buildings and ground source heat pump systems with the surrounding ground is quite important for design and energy calculation procedures. Building design load calculations, building energy calculations, ... -
Experimental and theoretical investigation of effect of fin geometry on frost formation on microchannel heat exchangers
Moallem, Ehsan (2012-07)Scope and Method of Study: -
Experimental Investigations and Design Tool Development for Surface Water Heat Pump Systems
Mitchell, Matt Sandy (Oklahoma State University, 2014-05-01)This study reports on experiments which were performed on spiral-helical surface water heat exchangers. These heat exchangers, when used as part of a geothermal heat pump system, serve as an alternative means whereby the ...