| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a ceiling radiation panel and air conditioning system capable of suppressing outdoor noise from being audible through a ceiling.SOLUTION: A ceiling radiation panel 1, which is the ceiling radiation panel 1 provided so as to partition a space into a ceiling space and an indoor space, includes: a piping member 2 in which a heat medium circulates; heat transfer plates 3A and 3B formed to contain expanded graphite, and thermally coupled to the piping member 2; and a panel main body 5 arranged on indoor-side surfaces of the heat transfer plates 3A and 3B, and made of metal. A plurality of sound absorption holes 30 are formed in the indoor-side surfaces of the heat transfer plates 3A and 3B, and the sound absorption holes 30 are arranged to communicate a part of a plurality of openings 50a formed in the panel main body 5.</p> |
