indicated horsepower

American  

noun

1. the horsepower of a reciprocating engine as shown by an indicator record. ihp, IHP

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indicated horsepower British  

noun

1. the power output of a piston engine calculated from the mean effective pressure in the cylinder as derived from an indicator diagram and the speed of the engine in revolutions per minute

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Etymology

Origin of indicated horsepower

First recorded in 1870–75

Example Sentences

See Examples For:

indicated horsepower

The indicated horsepower of the "Titanic" was 50,000, developed in two reciprocating engines driving two wing propellers and a single turbine driving a central propeller.

From Scientific American ● Apr. 11, 2012

The consumption of fuel was heavy, being commonly from 7 lb. to 10 lb. per gross indicated horsepower per hour.

From Scientific American Supplement, No. 312, December 24, 1881 by Various

Substituting these values for A and P in the formula, together with the length of stroke and average number of revolutions per minute, the indicated horsepower is easily computed.

From Steam Engines Machinery's Reference Series, Number 70 by Anonymous

The result in this case is a reduction in the quantity of steam required to develop the same indicated horsepower.

From Steam Engines Machinery's Reference Series, Number 70 by Anonymous

Knowing the average weight of steam supplied per hour for the run, and the average indicated horsepower developed during the same period, the water rate of the engine is easily computed.

From Steam Engines Machinery's Reference Series, Number 70 by Anonymous