Class CircuitAnalysis

java.lang.Object

org.episteme.natural.engineering.electrical.CircuitAnalysis

public class CircuitAnalysis
extends Object

Basic DC/AC circuit calculations using Ohm's law and Kirchhoff's rules. Modernized to use typed Quantities.

Since:

1.0

Author:

Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Method Summary

Modifier and Type	Method	Description
static Quantity<ElectricCapacitance>	capacitanceParallel(List<Quantity<ElectricCapacitance>> capacitances)	Total capacitance in parallel.
static Quantity<ElectricCapacitance>	capacitanceSeries(List<Quantity<ElectricCapacitance>> capacitances)	Total capacitance in series.
static Quantity<ElectricResistance>	capacitiveReactance(Quantity<Frequency> frequency, Quantity<ElectricCapacitance> capacitance)	Capacitive reactance.
static Quantity<ElectricPotential>	capacitorChargingVoltage(Quantity<ElectricPotential> vmax, Quantity<Time> time, Quantity<Time> tau)	Capacitor voltage during charging: V(t) = Vmax * (1 - e^(-t/Ï„))
static Quantity<ElectricPotential>	capacitorDischargingVoltage(Quantity<ElectricPotential> v0, Quantity<Time> time, Quantity<Time> tau)	Capacitor voltage during discharging: V(t) = V0 * e^(-t/Ï„)
static Quantity<ElectricCurrent>	current(Quantity<ElectricPotential> voltage, Quantity<ElectricResistance> resistance)	Current from voltage and resistance.
static Quantity<ElectricCurrent>	currentDivider(Quantity<ElectricCurrent> iTotal, Quantity<ElectricResistance> r1, Quantity<ElectricResistance> r2)	Current divider for 2 parallel resistors.
static Quantity<ElectricResistance>	impedanceMagnitude(Quantity<ElectricResistance> r, Quantity<ElectricResistance> xl, Quantity<ElectricResistance> xc)	Impedance magnitude for RLC series circuit.
static Quantity<ElectricResistance>	inductiveReactance(Quantity<Frequency> frequency, Quantity<Inductance> inductance)	Inductive reactance.
static Quantity<Power>	power(Quantity<ElectricPotential> voltage, Quantity<ElectricCurrent> current)	Electrical power.
static Quantity<Power>	powerFromCurrent(Quantity<ElectricCurrent> current, Quantity<ElectricResistance> resistance)	Power from current and resistance.
static Quantity<Power>	powerFromVoltage(Quantity<ElectricPotential> voltage, Quantity<ElectricResistance> resistance)	Power from voltage and resistance.
static Real	qualityFactor(Quantity<ElectricResistance> resistance, Quantity<Inductance> inductance, Quantity<ElectricCapacitance> capacitance)	Quality factor for RLC circuit.
static Quantity<Time>	rcTimeConstant(Quantity<ElectricResistance> r, Quantity<ElectricCapacitance> c)	RC time constant.
static Quantity<ElectricResistance>	resistance(Quantity<ElectricPotential> voltage, Quantity<ElectricCurrent> current)	Resistance from voltage and current.
static Quantity<ElectricResistance>	resistanceParallel(List<Quantity<ElectricResistance>> resistances)	Total resistance in parallel.
static Quantity<ElectricResistance>	resistanceParallel2(Quantity<ElectricResistance> r1, Quantity<ElectricResistance> r2)	Two resistors in parallel.
static Quantity<ElectricResistance>	resistanceSeries(List<Quantity<ElectricResistance>> resistances)	Total resistance in series.
static Quantity<Frequency>	resonantFrequency(Quantity<Inductance> inductance, Quantity<ElectricCapacitance> capacitance)	Resonant frequency for LC circuit. f = 1 / (2Ï€ * sqrt(LC))
static Quantity<Time>	rlTimeConstant(Quantity<Inductance> l, Quantity<ElectricResistance> r)	RL time constant.
static Quantity<ElectricPotential>	voltage(Quantity<ElectricCurrent> current, Quantity<ElectricResistance> resistance)	Voltage from current and resistance.
static Quantity<ElectricPotential>	voltageDivider(Quantity<ElectricPotential> vin, Quantity<ElectricResistance> r1, Quantity<ElectricResistance> r2)	Output voltage of a voltage divider.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

voltage

public static Quantity<ElectricPotential> voltage(Quantity<ElectricCurrent> current,
 Quantity<ElectricResistance> resistance)

Voltage from current and resistance. V = IR

current

public static Quantity<ElectricCurrent> current(Quantity<ElectricPotential> voltage,
 Quantity<ElectricResistance> resistance)

Current from voltage and resistance. I = V/R

resistance

public static Quantity<ElectricResistance> resistance(Quantity<ElectricPotential> voltage,
 Quantity<ElectricCurrent> current)

Resistance from voltage and current. R = V/I

power

public static Quantity<Power> power(Quantity<ElectricPotential> voltage,
 Quantity<ElectricCurrent> current)

Electrical power. P = VI

powerFromCurrent

public static Quantity<Power> powerFromCurrent(Quantity<ElectricCurrent> current,
 Quantity<ElectricResistance> resistance)

Power from current and resistance. P = I²R

powerFromVoltage

public static Quantity<Power> powerFromVoltage(Quantity<ElectricPotential> voltage,
 Quantity<ElectricResistance> resistance)

Power from voltage and resistance. P = V²/R

resistanceSeries

public static Quantity<ElectricResistance> resistanceSeries(List<Quantity<ElectricResistance>> resistances)

Total resistance in series.

resistanceParallel

public static Quantity<ElectricResistance> resistanceParallel(List<Quantity<ElectricResistance>> resistances)

Total resistance in parallel.

resistanceParallel2

public static Quantity<ElectricResistance> resistanceParallel2(Quantity<ElectricResistance> r1,
 Quantity<ElectricResistance> r2)

Two resistors in parallel.

capacitanceParallel

public static Quantity<ElectricCapacitance> capacitanceParallel(List<Quantity<ElectricCapacitance>> capacitances)

Total capacitance in parallel.

capacitanceSeries

public static Quantity<ElectricCapacitance> capacitanceSeries(List<Quantity<ElectricCapacitance>> capacitances)

Total capacitance in series.

voltageDivider

public static Quantity<ElectricPotential> voltageDivider(Quantity<ElectricPotential> vin,
 Quantity<ElectricResistance> r1,
 Quantity<ElectricResistance> r2)

Output voltage of a voltage divider. Vout = Vin * R2 / (R1 + R2)

currentDivider

public static Quantity<ElectricCurrent> currentDivider(Quantity<ElectricCurrent> iTotal,
 Quantity<ElectricResistance> r1,
 Quantity<ElectricResistance> r2)

Current divider for 2 parallel resistors. I1 = Itotal * R2 / (R1 + R2)

rcTimeConstant

public static Quantity<Time> rcTimeConstant(Quantity<ElectricResistance> r,
 Quantity<ElectricCapacitance> c)

RC time constant. Ï„ = RC

rlTimeConstant

public static Quantity<Time> rlTimeConstant(Quantity<Inductance> l,
 Quantity<ElectricResistance> r)

RL time constant. Ï„ = L/R

capacitorChargingVoltage

public static Quantity<ElectricPotential> capacitorChargingVoltage(Quantity<ElectricPotential> vmax,
 Quantity<Time> time,
 Quantity<Time> tau)

Capacitor voltage during charging: V(t) = Vmax * (1 - e^(-t/Ï„))

capacitorDischargingVoltage

public static Quantity<ElectricPotential> capacitorDischargingVoltage(Quantity<ElectricPotential> v0,
 Quantity<Time> time,
 Quantity<Time> tau)

Capacitor voltage during discharging: V(t) = V0 * e^(-t/Ï„)

capacitiveReactance

public static Quantity<ElectricResistance> capacitiveReactance(Quantity<Frequency> frequency,
 Quantity<ElectricCapacitance> capacitance)

Capacitive reactance. Xc = 1 / (2Ï€fC)

inductiveReactance

public static Quantity<ElectricResistance> inductiveReactance(Quantity<Frequency> frequency,
 Quantity<Inductance> inductance)

Inductive reactance. Xl = 2Ï€fL

impedanceMagnitude

public static Quantity<ElectricResistance> impedanceMagnitude(Quantity<ElectricResistance> r,
 Quantity<ElectricResistance> xl,
 Quantity<ElectricResistance> xc)

Impedance magnitude for RLC series circuit. Z = sqrt(R² + (Xl - Xc)²)

resonantFrequency

public static Quantity<Frequency> resonantFrequency(Quantity<Inductance> inductance,
 Quantity<ElectricCapacitance> capacitance)

Resonant frequency for LC circuit. f = 1 / (2Ï€ * sqrt(LC))

qualityFactor

public static Real qualityFactor(Quantity<ElectricResistance> resistance,
 Quantity<Inductance> inductance,
 Quantity<ElectricCapacitance> capacitance)

Quality factor for RLC circuit. Q = (1/R) * sqrt(L/C)