Yingli Energy (China) YL320D-30b [Wht]

Mono-c-Si

317 W Pmax

41.0 V Voc

9.94 A Isc

33.8 V Vmp

9.37 A Imp

20.04 % eff.

0.7771 FF

60 cells

Same test data as YL320D-30b [Blk]. CEC lists each frame, color and backsheet version as its own listing.

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	316.706	W
PTC Power	PTC	294.5	W
Open-circuit voltage	V_oc_ref	41.0	V
Short-circuit current	I_sc_ref	9.94	A
Max-power voltage	V_mp_ref	33.8	V
Max-power current	I_mp_ref	9.37	A
Fill factor	FF	0.7771	—
Efficiency (STC)	η	20.04	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003877	A/°C
Voc temperature coefficient	beta_oc	-0.11316	V/°C
Pmax temperature coefficient	gamma_r	-0.363	%/°C
NOCT	T_NOCT	47.9	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.53864	V
Light-generated current (ref)	I_L_ref	9.94897	A
Saturation current (ref)	I_o_ref	2.62e-11	A
Series resistance	R_s	0.26416	Ω
Shunt resistance (ref)	R_sh_ref	292.564	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	6.4812	%

Additional Model Sources

Source	Model type	Fit quality	Citation
CEC module list (via SAM library) Default	CEC / De Soto single-diode	—	https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit	PVsyst single-diode	NMBE Pmp0.0199	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.58 m²

NOCT 47.9 °C

Temp. coefficient of Pmax -0.363 %/°C

Temp. coefficient of Voc -0.276 %/°C

Temp. coefficient of Isc 0.039 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

Same Test Data

2 listings with identical nameplate test data, one per frame, color or backsheet version.

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