any of several dynamometers in which the energy measured is absorbed by frictional or electrical resistances, called absorptiondynamometer 吸収動力計という,原動機の出力の測定装置 - EDR日英対訳辞書
To provide a power system testing apparatus which can reduce response delays and highly accurately controlling the speed of a dynamometer, a power part on the absorption side, and to provide a control method thereof. 応答遅れを抑制し、吸収側の動力部であるダイナモメータの速度を高精度に制御することができる、動力系の試験装置及びその制御方法を提供すること。 - 特許庁