Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 6 of 6 for “"Ground Heat Exchangers"”.
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Numerical Analysis of Thermal Behavior and Fluid Flow in Geothermal Energy Piles
Geothermal heat exchangers are a growing energy technology that improve the energy efficiency of heating and cooling systems in buildings. Vertical borehole heat exchangers (BHE) coupled with ground source heat pumps have been widely developed and researched in the past century. The major …
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Strategic Roadmapping and Technology Portfolio Selection for Heating Decarbonization in Canada
Heating systems contribute significantly to Canada’s greenhouse gas emissions, accounting for approximately 117 megatons of CO₂ equivalent. demanding urgent decarbonization to meet national climate targets. This thesis employs the Advanced Technology Roadmap Architecture framework, integrating …
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Numerical modelling of geothermal borehole heat exchanger systems
… efficiency in buildings, in particular their heating, ventilation, and air conditioning (HVAC) systems, a policy objective for reducing energy consumption and CO2 emissions nationally and internationally. Ground source heat pump (GSHP) systems, due to their high coefficient of performance …
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Thermal sustainability of low-temperature geothermal energy systems: System interactions and environmental impacts.
In storing heat during summer for use in winter, the ground provides a better source/sink of heat than the outside air in regards to heat pump efficiency, being cooler than the outside air in the summer and warmer in the winter. Due to their good efficiency, the use of geothermal energy is often …
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Modelling and Experimental Characterization of Solar-Assisted Ground Source Heat Pump Systems with and without Thermal Energy Storage for Cold Climates
… of low energy technologies for building heating and cooling. Among the efficient energy technologies and systems developed to enhance efficiency and reduce building carbon footprint, the use of ground source heat pumps (GSHPs) is gaining traction as a cost-competitive, reliable, and …
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Energy Efficient Passenger Comfort in Underground Subway Environments
Underground subway systems provide an efficient high capacity public transportation method for commuters within dense urban areas. Passengers using underground subway systems are subjected to enclosed and crowded environments that must be controlled to maintain tolerable temperatures and …