Browse Contract Reports - Air Conditioning and Refrigeration Center by Subject "residential heating and cooling"

  • Richter, M.R.; Bullard, C.W.; Hrnjak, P.S. (Air Conditioning and Refrigeration Center. College of Engineering. University of Illinois at Urbana-Champaign., 2001-06)
    In the first part of this report, experimental results are presented comparing a prototype R744 system with a commercially available R410A system in heating mode. When the heating capacity of the two systems is matched at ...

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  • Ilic, S.M.; Bullard, C.W.; Hrnjak, P.S. (Air Conditioning and Refrigeration Center. College of Engineering. University of Illinois at Urbana-Champaign., 2001-12)
    Effects of compressor on/off cycle times shorter than typical a/c heat exchanger thermal time constant (~1 min) were examined as a method of cooling capacity regulation. Short compressor on/off cycle times enable the ...

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