Blar i NTNU Open på forfatter "Maiya, M.P."
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Advantage of CO2 heat pump chiller for the application in Indian hotels
Reddy, Y. Siva Kumar; Elarga, Hagar Hassan Hassanein Hassan; Gururchethan, A.M.; Maiya, M.P.; Hafner, Armin (Chapter, 2023)Hotels in India conventionally use diesel-fired hot water generators to meet hot water demands at 46°C. These are inefficient and also release high emissions. This study focuses on the energy saving and emission reduction ... -
Effect of subcooling using expander-compressor unit in transcritical CO2
Guruchethan, A.M.; Maiya, M.P.; Hafner, Armin (Chapter, 2022) -
Multiejector CO2 cooling system with evaporative gascooler for a supermarket application in tropical regions
Singh, Simarpreet; Hafner, Armin; Maiya, M.P.; Banasiak, Krzysztof; Nekså, Petter (Peer reviewed; Journal article, 2021)In the present study, the performance of a 33 kW multiejector trans-critical CO2 cooling system is experimentally evaluated for a supermarket application with/without internal heat exchanger and evaporative cooling. In ... -
Performance evaluation of CO2 ejector system with parallel compressor for supermarket application
Singh, Simarpreet; Banasiak, Krzysztof; Hafner, Armin; Maiya, M.P.; Nekså, Petter (Chapter, 2018)Evolution in modifications for CO2 system configuration came across from the last two decades has proven to hold the potential in order to improve the overall performance of the CO2 cooling system for various applications. ... -
Performance Evaluation of Ejector Based CO₂ System for Simultaneous Heating and Cooling Application in an Indian Dairy Industry
Koti, Dasi; Singh, Simarpreet; Guruchethan, A.M.; Maiya, M.P.; Hafner, Armin; Banasiak, Krzysztof; Nekså, Petter (Peer reviewed; Journal article, 2020)India is ranked first in milk production, and its goal is to increase annual production to 300 million tons by 2024. The dairy industry requires multi-temperature cooling and simultaneous heating. In the present study, the ...