Tongwei Solar (Hefei) TW310P-72

Multi-c-Si

310.128 W Pmax

45.3 V Voc

9.04 A Isc

36.4 V Vmp

8.52 A Imp

16.02 % eff.

0.7573 FF

72 cells

IV curves not yet precomputed for this module. Run python manage.py precompute_iv_curves to generate them.

CEC Single-Diode Model Parameters

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	310.128	W
PTC Power	PTC	280.8	W
Open-circuit voltage	V_oc_ref	45.3	V
Short-circuit current	I_sc_ref	9.04	A
Max-power voltage	V_mp_ref	36.4	V
Max-power current	I_mp_ref	8.52	A
Fill factor	FF	0.7573	—
Efficiency (STC)	η	16.02	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004882	A/°C
Voc temperature coefficient	beta_oc	-0.14274	V/°C
Pmax temperature coefficient	gamma_r	-0.4176	%/°C
NOCT	T_NOCT	46.8	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.81635	V
Light-generated current (ref)	I_L_ref	9.04536	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.4149	Ω
Shunt resistance (ref)	R_sh_ref	699.6	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	6.7822	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.936 m²

Dimensions 1.956 × 0.99 m

NOCT 46.8 °C

CEC listing date 11/16/2022

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