Struct SolarCell 

pub struct SolarCell {
    pub j_sc: f64,
    pub j0: f64,
    pub ideality: f64,
    pub r_series: f64,
    pub r_shunt: f64,
    pub temperature: f64,
    pub bandgap_ev: f64,
}

Solar cell parameters (single-junction diode model).

Fields

j_sc: f64

Short-circuit current density Jsc (A/m²).

j0: f64

Reverse saturation current density J0 (A/m²).

ideality: f64

Ideality factor n (1..2).

r_series: f64

Series resistance (Ohm·m²).

r_shunt: f64

Shunt resistance (Ohm·m²).

temperature: f64

Temperature (K).

bandgap_ev: f64

Bandgap energy Eg (eV).

Implementations

impl SolarCell

pub fn new( j_sc: f64, j0: f64, ideality: f64, temperature: f64, r_series: f64, ) -> Self

Create a new solar cell with given parameters.

Arguments

• j_sc – Short-circuit current density (A/m²)
• j0 – Reverse saturation current density (A/m²)
• ideality – Ideality factor (1–2)
• temperature – Temperature (K)
• r_series – Series resistance (Ω·m²)

pub fn silicon() -> Self

Typical silicon solar cell (AM1.5 illumination).

pub fn gaas() -> Self

GaAs solar cell.

pub fn thermal_voltage(&self) -> f64

Thermal voltage Vt = kT/q (V).

pub fn current_density(&self, v: f64) -> f64

Diode current density (A/m²) at voltage V (including parasitic resistances).

pub fn voc(&self) -> f64

Open circuit voltage Voc (V).

pub fn fill_factor(&self) -> f64

Estimate fill factor (FF) using Ro = Jsc * Voc / J0-normalised formula.

pub fn v_mpp(&self) -> f64

Maximum power point voltage Vmpp (V).

pub fn p_max(&self) -> f64

Maximum power density (W/m²).

pub fn efficiency(&self, irradiance: f64) -> f64

Power conversion efficiency at AM1.5 (1000 W/m² irradiance).

pub fn sq_limit(bandgap_ev: f64) -> f64

Shockley-Queisser detailed balance limit efficiency for bandgap Eg (eV).

Uses a simplified analytical approximation.

pub fn temp_coeff_voc(&self) -> f64

Temperature coefficient of Voc (V/K) — typically negative.

Trait Implementations

impl Clone for SolarCell

fn clone(&self) -> SolarCell

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SolarCell

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.