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Change DHI to GHI and fix some units in plot_diffuse_fraction.py #2580

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Oct 24, 2025
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Change DHI to GHI and fix some units in plot_diffuse_fraction.py #2580

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4 changes: 2 additions & 2 deletions docs/examples/irradiance-decomposition/plot_diffuse_fraction.py
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Expand Up @@ -44,7 +44,7 @@
# %%
# pvlib Decomposition Functions
# -----------------------------
# Methods for separating DHI into diffuse and direct components include:
# Methods for separating GHI into diffuse and direct components include:
# `DISC`_, `DIRINT`_, `Erbs`_, and `Boland`_.

# %%
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# ----------------
# In the plots below we compare the four decomposition models to the TMY3 file
# for Greensboro, North Carolina. We also compare the clearness index, kt, with
# GHI normalized by a reference irradiance, E0 = 1000 [W/m^2], to highlight
# GHI normalized by a reference irradiance, E0 = 1000 [Wm⁻²], to highlight
# spikes caused when cosine of zenith approaches zero, particularly at sunset.
#
# First we combine the dataframes for the decomposition models and the TMY3
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