Grid Integration and Power Quality - Wind Energy Systems for Electric Power Generation - page 162

Fig. 7.19 Sound power levels of wind energy systems

Fig. 7.20 Curves of equal sound pressure level in the vicinity of a WES

Table 7.3 Noise limits established by TA Laerm
Area declaration

limit (day) limit (night)

Industrial area 70 dB(A) 70 dB(A)

Commercial area 65 dB(A) 50 dB(A)

Mixed and rural area 60 dB(A) 45 dB(A)

General housing estates 55 dB(A) 40 dB(A)

purely residential area 50 dB(A) 35 dB(A)

Hospitals, health cure and nursing areas 45 dB(A) 35 dB(A)