revolutions per minute

(redirected from Rotations per minute)
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Noun1.revolutions per minute - rate of revolution of a motorrevolutions per minute - rate of revolution of a motor; "the engine was doing 6000 revs"
rate - a magnitude or frequency relative to a time unit; "they traveled at a rate of 55 miles per hour"; "the rate of change was faster than expected"
References in periodicals archive ?
where L is the fixed length between fiber ends in mm, t is the twisting time in minutes, and rpm is the rotations per minute. A TPmm from 0 to 8 was applied to the gel fibers by varying the removal time, and the resultant mass loss from the gel fiber was measured.
A polymer geartrain running through the product steps up the speed through successive stages and drives a DC generator at thousands of rotations per minute, powering the small LED light that shines slightly brighter than most kerosene lamps.
With a 3.5-inch form factor, the MC04ACA series delivers up to 5TB[1] of storage with 7,200 rotations per minute (RPM) performance, reducing storage latency and making the MC04ACA series suitable for workloads and storage requirements generated by cloud computing.
According to Toshiba, the MC04ACA series, with a 3.5-inch form factor, delivers up to 5TB of storage with 7,200 rotations per minute (RPM) performance, reducing storage latency and making the MC04ACA series suitable for workloads and storage requirements generated by cloud computing.
I installed the steering stick and I added the clocks that show the temperature, the oil pressure, the number of rotations per minute of the engine and the fuel level."
The needles were retained for 6 hours and stimulated using the twirling method once every hour at a frequency of approximately 200 rotations per minute for 3 minutes.
In an effort to reduce fuel oil consumption and reduce emissions, new engines have been designed with lower rotations per minute, longer strokes and increased scavenge and combustion pressures.
With a scan rate of 1 ms and the ability to measure pressure, flow, temperature and RPM (rotations per minute), Serviceman Plus is versatile for use with mobile and industrial systems.
The research turbines will be capable of full variable-speed and variable-pitch operation with rotational speeds ranging from 0 to 55 rotations per minute, rotor blades 9 to 15 meters long, and a maximum power rating of 300 kilowatts.
The retrofitting involved replacement of the step-up gear - which functioned as the power transmission system to increase the rotation speed of the rotor (10 rotations per minute: rpm) to the rotation speed of the generator (1,000 rpm) - by the Digital Displacement Transmission hydraulic drive train.
*Two electric motors at the rear wheels generate up to 1,330 Nm of torque from zero rotations per minute.