Brake horsepower is the actual power delivered to or by a shaft. The actual power - brake horse power - a fan requires, because no fan is100%efficient, can be expressed as PBHP= q dpinWG/ μ 6356 (2) where PBHP= Brake Horse Power (hp) ...
Engine loses some of its generated power while overcoming its own friction known as ‘Frictional Horse Power’. ‘Indicated Horse power‘ is the actual power developed by the engine whereasBrake Horse Poweris theavailable powerwhich is almost about 70 to 85 % of theactual powerdeveloped inside t...