Convert Radians per minute to Revolutions per second
Convert Radians per minute (rad/min) to Revolutions per second (rps) instantly and accurately.
Conversion Formula
rps = rad/min × 0.002652582385
About Radians per minute
The radian per minute (rad/min) equals 1/60 rad/s ≈ 0.01667 rad/s, convenient for wind turbine rotors and slow industrial drives. Large direct-drive offshore wind turbines (14-15 MW, e.g. Siemens Gamesa SG 14-222, Vestas V236) rotate at 4-15 rad/min (0.064-0.24 rpm). Pharmaceutical coating pans rotate at 0.5-10 rad/min; large CNC rotary tables for turbine disc machining run at 0.2-8 rad/min. VLT 8.2 m telescope tracks stars at the sidereal rate π/720 ≈ 0.00436 rad/min. 1 rad/min = 1/60 rad/s ≈ 0.1592 rpm.
About Revolutions per second
The revolution per second (rps) equals 2π rad/s ≈ 6.283 rad/s = 60 rpm, used for high-speed machines where rpm values become unwieldy. Numerically equal to hertz (Hz): a 100 rps rotor produces 100 Hz unbalance vibration, directly readable on an FFT spectrum. Gas turbine HP spools (GE GEnx) operate at 100-200 rps at cruise. Ultracentrifuges (Beckman Optima MAX-XP) reach 1333 rps (80000 rpm, 600000 × g). NMR magic-angle spinning probes rotate solid samples at 5-170 rps. Dental air turbines peak at 400-800 rps. 1 rps = 2π rad/s = 60 rpm = 360 °/s.
Quick Reference Table
| Radians per minute (rad/min) | Revolutions per second (rps) |
|---|---|
| 1 rad/min | 0.00265258 rps |
| 2 rad/min | 0.00530516 rps |
| 5 rad/min | 0.0132629 rps |
| 10 rad/min | 0.0265258 rps |
| 25 rad/min | 0.0663146 rps |
| 50 rad/min | 0.132629 rps |
| 100 rad/min | 0.265258 rps |