shaft horsepower


Also found in: Acronyms.

shaft horsepower

[′shaft ′hȯrs‚pau̇·ər]
(mechanical engineering)
The output power of an engine, motor, or other prime mover; or the input power to a compressor or pump.

shaft horsepower

The horsepower delivered to a propeller shaft before being converted into thrust by the propeller.
References in periodicals archive ?
Power Plant: Two General Electric LM 2500 gas turbine engines; 1 shaft, 41,000 shaft horsepower total.
Honeywell said that this increase in shaft horsepower improves the payload capability of the helicopter by an estimated 30% at 12,000 feet, resulting in increased helicopter capability over a wider operating spectrum.
Propulsion: Electric drive (3,000 shaft horsepower (shp) plant coupled with electric motor controller, expandable to 6,000 shp with additional motor controlled modules).
It stabilized at 60 percent, with shaft horsepower negative 700.
Power 18 megawatts/24,00 shaft horsepower Thermal efficiency 35.
The APS 5000 APU is reportedly rated at 1,100 shaft horsepower and is designed to start and function throughout the full range of the 787 operating envelope up to 43,000 feet.
Power Plant: Two General Electric LM 2500 gas turbine engines: 1 shaft, 41,000 shaft horsepower total.
The goals of ITEP are a 25 percent reduction in specific fuel consumption, a 60 percent improvement in shaft horsepower and weight and a 20 percent reduction in operating and support costs.
Level at 7,000 feet, the engine was approaching temperature and shaft horsepower limits.
The FADEC is being developed for use on Rolls-Royce engines under 2000 shaft horsepower (shp).
With a range of 1,800 to over 5,000 shaft horsepower, the PW100 has demonstrated its versatility in powering aircraft applications spanning the airlines, coastal surveillance, firefighting and cargo transport.
Power Plant: Four General Electric LM 2500 gas turbines, two shafts, 80,000 shaft horsepower