forced draft ventilationとは 意味・読み方・使い方

To improve combustion efficiency of a boiler by controlling ventilation of a building in which an indoor boiler is installed, while considering environment such as outdoor temperature, weather and damage by salt attack, and appropriately controlling density of air taken into the boiler by a forced draft fan.例文帳に追加

外気温、風雨、塩害等の環境を考慮しつつ、屋内ボイラが設置された建屋における換気を制御して、押込通風機によりボイラ内へ取り込む空気密度を適切に管理することにより、ボイラの燃焼効率を向上させる。 - 特許庁