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supy.util.cal_neutral

supy.util.cal_neutral(df_val, z_meas, h_sfc)

Calculates the rows associated with neutral condition (threshold=0.01)

Parameters:

• df_val (pd.DataFrame) – Index should be time with columns: ‘H’, ‘USTAR’, ‘TA’, ‘RH’, ‘PA’, ‘WS’
• z_meas – measurement height in m
• h_sfc – vegetation height in m

Returns:

• ser_ws (pd.series) – observation time series of WS (Neutral conditions)
• ser_ustar (pd.series) – observation time series of u* (Neutral conditions)