pvlib.iotools.read_psm3

pvlib.iotools.read_psm3(filename)

Read an NSRDB PSM3 weather file (formatted as SAM CSV). The NSRDB is described in 1 and the SAM CSV format is described in 2.

Changed in version 0.9.0: The function now returns a tuple where the first element is a dataframe and the second element is a dictionary containing metadata. Previous versions of this function had the return values switched.

Parameters

filename (str) – Filename of a file containing data to read.

Returns

• data (pandas.DataFrame) – timeseries data from NREL PSM3

• metadata (dict) – metadata from NREL PSM3 about the record, see pvlib.iotools.parse_psm3() for fields

See also

pvlib.iotools.parse_psm3(), pvlib.iotools.get_psm3()

References

1

NREL National Solar Radiation Database (NSRDB)

2

Standard Time Series Data File Format

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