Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Appearance settings

Commit 063abf8

Browse filesBrowse files
committed
stickler, doc edits
1 parent d362d7b commit 063abf8
Copy full SHA for 063abf8

File tree

Expand file treeCollapse file tree

2 files changed

+7
-9
lines changed
Filter options
Expand file treeCollapse file tree

2 files changed

+7
-9
lines changed

‎benchmarks/benchmarks/singlediode.py

Copy file name to clipboardExpand all lines: benchmarks/benchmarks/singlediode.py
+3-2Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -28,8 +28,9 @@ def setup(self, base_params, nsamples):
2828
self.io = 10**(-9 + 3. * rng(nsamples)) # 1e-9 to 1e-6 A
2929
self.rs = 5 * rng(nsamples) + 0.05 # 0.05 to 5.05 Ohm
3030
self.rsh = 10**(2 + 2 * rng(nsamples)) # 100 to 10000 Ohm
31-
self.n = 1 + 0.7 * rng(nsamples) # 1.0 to 1.7
32-
self.nNsVth = 72 * self.n * 0.025 # 72 cells in series, roughly 25C Tcell
31+
self.n = 1 + 0.7 * rng(nsamples) # 1.0 to 1.7
32+
# 72 cells in series, roughly 25C Tcell
33+
self.nNsVth = 72 * self.n * 0.025
3334
self.params = (self.il, self.io, self.rs, self.rsh, self.nNsVth)
3435

3536
def bishop88(self):

‎docs/sphinx/source/user_guide/singlediode.rst

Copy file name to clipboardExpand all lines: docs/sphinx/source/user_guide/singlediode.rst
+4-7Lines changed: 4 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -25,8 +25,8 @@ where
2525
* :math:`n` is the diode (ideality) factor (unitless)
2626
* :math:`Ns` is the number of cells in series. Cells are assumed to be identical.
2727
* :math:`V_{th}` is the thermal voltage at each cell's junction, given by :math:`V_{th} = \frac{k}{q} T_K`,
28-
where :math:`k` is the Boltzmann constant (J/K), :math:`q` is the elementary charge (Couloumb) and :math:`T_k`
29-
is the cell temperature in K.
28+
where :math:`k` is the Boltzmann constant (J/K), :math:`q` is the elementary charge (Couloumb) and :math:`T_k`
29+
is the cell temperature in K.
3030

3131

3232
pvlib-python supports two ways to solve the single diode equation:
@@ -98,20 +98,17 @@ Differentiating :math:`V = V(I)` with respect to current, and applying the ident
9898

9999
.. math::
100100
101-
\frac{dV}{dI}\Bigr|_{I=I_{mp}} = -\left(R_s + \frac{R_{sh}}{1 + W\left( psi \right)} \right)\Bigr|_{I=I_{mp}}
101+
\frac{dV}{dI}\Bigr|_{I=I_{mp}} = -\left(R_s + \frac{R_{sh}}{1 + W\left( \psi \right)} \right)\Bigr|_{I=I_{mp}}
102102
103103
Combining the two expressions for :math:`\frac{dV}{dI}\Bigr|_{I=I_{mp}}` and rearranging yields
104104

105105
.. math::
106106
107-
\frac{\left(I_L + I_0 - I\right) R_sh - I R_s - n Ns V_th W\left( \psi \right)}{R_s + \frac{R_{sh}}{1 + W\left( psi \right)}}\Bigr|_{I=I_{mp}} - I_{mp} = 0.
107+
\frac{\left(I_L + I_0 - I\right) R_{sh} - I R_s - n Ns V_th W\left( \psi \right)}{R_s + \frac{R_{sh}}{1 + W\left( \psi \right)}}\Bigr|_{I=I_{mp}} - I_{mp} = 0.
108108
109109
The above equation is solved for :math:`I_{mp}` using Newton's method, and then :math:`V_{mp} = V \left( I_{mp} \right)` is computed.
110110

111111

112-
`Wikipedia: Theory of Solar Cells
113-
<https://en.wikipedia.org/wiki/Theory_of_solar_cells>`_,
114-
115112
Bishop's Algorithm
116113
------------------
117114
The function :func:`pvlib.singlediode.bishop88` uses an explicit solution [4]

0 commit comments

Comments
0 (0)
Morty Proxy This is a proxified and sanitized view of the page, visit original site.