Indirect heating - Indirect heating

...to heat a room. There are individual heating, in which a stove or other heating device is placed inside each room to be heated, and central heating, in which a heat medium heated by a boiler or heat pump is distributed to multiple rooms. The latter is further classified into direct heating, in which a heat sink such as a radiator or convector is placed, and indirect heating, in which air heated by a device installed in another place (such as a machine room) is sent into the room. Individual heating has been used since ancient times, and in Japan, braziers, kotatsu, and irori have been widely used, while in European countries, stoves and fireplaces have been widely used.

*Some of the terminology that refers to "indirect heating" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…室内を暖めること。暖房しようとする個々の室の内部にストーブなどの暖房器具を置く個別暖房individual heatingと，ボイラーや熱ポンプ(ヒートポンプ)で熱せられた熱媒を多数の室に分配する中央暖房(セントラルヒーティングcentral heatingともいう)があり，後者はさらにラジエターやコンベクターなどの放熱体を置く直接暖房と，別の場所(例えば機械室)に設置した装置で暖めた空気を室内に送り込む間接暖房に分類される。　個別暖房は古くから利用され，日本では火鉢，炬燵（こたつ），囲炉裏（いろり）が，ヨーロッパ諸国ではストーブ，暖炉が多く使われてきた。…

※「間接暖房」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報