{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/129255"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/129255","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Study of the response to the variation of thermal parameters and compressor speeds in an experimental air conditioning facility","abstract":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","abstract_html":"Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","abstract_has_math":false,"creators":["Coloma Guzman, Ana Belen"],"institution":"University of Illinois Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Mechanical Engineering","degree_department":null,"school":null,"contributors":["Miljkovic, Nenad"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2025,"date_issued":"2025-05-05","date_published":"2025-05-05","updated_at":"2026-07-22T22:25:04Z","subjects":["compressor","air conditioning","condenser","evaporator","COP"],"languages":["en","eng"],"rights":["Copyright 2025 Ana Coloma Guzman"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/2142/129255","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Miljkovic, Nenad"]},{"key":"dc:creator","label":"Author","values":["Coloma Guzman, Ana Belen"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2025-05-05","2025-05"]},{"key":"dc:type","label":"Dc Type","values":["text","Thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Mechanical Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["compressor","air conditioning","condenser","evaporator","COP"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2025 Ana Coloma Guzman"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://hdl.handle.net/2142/129255"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","The student, Ana Coloma Guzman, accepted the attached license on 2025-04-25 at 11:01.","The student, Ana Coloma Guzman, submitted this Thesis for approval on 2025-04-25 at 11:17.","This Thesis was approved for publication on 2025-05-05 at 14:56.","DSpace SAF Submission Ingestion Package generated from Vireo submission #21979 on 2025-10-19 at 18:11:01","Air conditioning systems have four main components (evaporator, condenser, expansion valve, and compressor) that work together in a closed cycle. Each of these components introduces variables related to different stages of the system, making it a complex equipment that must operate in a balanced environment to ensure the proper functioning of all elements involved. This study analyzed the response of the experimental air conditioning facility to temperature variations and changes in the compressor speed. The system's performance, the reaction of the components, and the relationship between the direct and indirect changes to the established parameters were evaluated. Specifically, the variations in temperature, pressure, and mass flow were monitored, and from the obtained values, the P-H diagram of the system was created using a Python code with the CoolProp database, thus calculating the coefficient of performance for each set of tested parameters. The results showed that the COP decreased up to 26.3% when varying the air condenser temperature in a range with a 9°C difference. There was an average decrease of 3.7% per 100 RPM speed increase. In addition, the direct proportional and linear relationship between mass flow and compressor speed was observed, highlighting how, in an indirect way, the higher mass flow was not achieved with the higher compressor speed but with the increase of air temperature in the evaporator. Finally, predicting an efficient performance of the system at 1500 RPM, with an air temperature range in the condenser of ± 3 °C of the set point (35 °C) and keeping the evaporator at a temperature above the reference value (26.7 °C), it should be noted that the data represent a trend that allows predicting the behavior of the system and determining the necessary parameters according to the type of study to be implemented."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Study of the response to the variation of thermal parameters and compressor speeds in an experimental air conditioning facility"]}]}],"canonical_facts":{"dc:contributor":["Miljkovic, Nenad"],"dc:creator":["Coloma Guzman, Ana Belen"],"dc:date":["2025-05-05","2025-05"],"dc:description":["Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms","The student, Ana Coloma Guzman, accepted the attached license on 2025-04-25 at 11:01.","The student, Ana Coloma Guzman, submitted this Thesis for approval on 2025-04-25 at 11:17.","This Thesis was approved for publication on 2025-05-05 at 14:56.","DSpace SAF Submission Ingestion Package generated from Vireo submission #21979 on 2025-10-19 at 18:11:01","Air conditioning systems have four main components (evaporator, condenser, expansion valve, and compressor) that work together in a closed cycle. Each of these components introduces variables related to different stages of the system, making it a complex equipment that must operate in a balanced environment to ensure the proper functioning of all elements involved. This study analyzed the response of the experimental air conditioning facility to temperature variations and changes in the compressor speed. The system's performance, the reaction of the components, and the relationship between the direct and indirect changes to the established parameters were evaluated. Specifically, the variations in temperature, pressure, and mass flow were monitored, and from the obtained values, the P-H diagram of the system was created using a Python code with the CoolProp database, thus calculating the coefficient of performance for each set of tested parameters. The results showed that the COP decreased up to 26.3% when varying the air condenser temperature in a range with a 9°C difference. There was an average decrease of 3.7% per 100 RPM speed increase. In addition, the direct proportional and linear relationship between mass flow and compressor speed was observed, highlighting how, in an indirect way, the higher mass flow was not achieved with the higher compressor speed but with the increase of air temperature in the evaporator. Finally, predicting an efficient performance of the system at 1500 RPM, with an air temperature range in the condenser of ± 3 °C of the set point (35 °C) and keeping the evaporator at a temperature above the reference value (26.7 °C), it should be noted that the data represent a trend that allows predicting the behavior of the system and determining the necessary parameters according to the type of study to be implemented."],"dc:format":["application/pdf"],"dc:identifier":["https://hdl.handle.net/2142/129255"],"dc:language":["en","eng"],"dc:rights":["Copyright 2025 Ana Coloma Guzman"],"dc:subject":["compressor","air conditioning","condenser","evaporator","COP"],"dc:title":["Study of the response to the variation of thermal parameters and compressor speeds in an experimental air conditioning facility"],"dc:type":["text","Thesis"],"thesis:degree_discipline":["Mechanical Engineering"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:04Z"}