- R
- correlation coefficient
- RANS
- Reynolds-averaged Navier–Stokes
- RAO
- Response Amplitude Operator
- RCG
- rotary converter generation system ロータリコンバータ発電システム
- REWS
- Rotor Equivalent Wind Speed ロータ等価風速
- RH
- relative humidity 相対湿度
- RHI
- Range Height Indicator
- RIX
- ruggedness index
- RMSE
- Root Mean Square Error
- RNA
- rotor nacelle assembly
- ROC
- Renewable Obligation Certificate
- ROV
- remotely operated underwater vehicle
- RP
- recommended practice
- RSD
- Remote Sensing Device
- RTK
- Real-Time Kinematic
- RWT
- reference wind turbine 参照風車
風ノート 