Lab No. 01: Design & Simulation of Half Wave Rectifier

Apparatus: Diode (D1N4001)

Resistor (R)

AC Voltage Source

GND

Connecting Wires

Circuit Diagram:

Output:

Observations & Calculations:

Sr. No. Resistance ‘R’ Vmax

01. 100 Ω 4.23285 V

02. 200 Ω 4.26436 V

03. 500 Ω 4.31594 V

04. 1 kΩ 4.35125 V

05. 2 kΩ 4.38603 V

Lab No. 02: Design & Simulation of a Full Wave Rectifier Using Centre

Tapped Transformer

Apparatus: Center Tapped Transformer (XFRM)

Diode (D1N4001)

Resistor (R)

AC Voltage Source

GND

Connecting Wires

Circuit diagram:

Output:

Observations & Calculations:

Sr. No. Resistance ‘R’ Vmax Vmin

01. 100 Ω 1.77086 V -1.84770 mV

02. 200 Ω 1.80926 V -1.95390 mV

03. 500 Ω 1.85513 V -2.12906 mV

04. 1 kΩ 1.89038 V -26.46830 uV

05. 2 kΩ 1.91214 V -29.0180 uV

Lab No. 03: Calculation of Ripple Factor of Half Wave & Full Wave Bridge

Rectifier

Apparatus: Diode (D1N4001)

Resistor (R)

AC Voltage Source

GND

Connecting Wires

Half Wave Rectifier

Circuit Diagram:

Output:

Observations & Calculations:Vmax = 4.35125 V

Vmin = -6.75997 V

VDC = 0.318 * Vmax = 0.318 * 4.35125

= 1.3837 V

Vrms = 0.707 * Vmax = 0.707 * 4.35125

= 3.076

Vac = [Vrms2 – Vac

2]1/2 = 2.747 V

Ripple Factor = R.F. = Vac / VDC = 2.747 / 1.3837

R.F. = 1.98

Full Wave Bridge Rectifier

Circuit Diagram:

Output:

Observations & Calculations:Vmax = 3.7182 V

VDC = 2 * 0.318 * Vmax = 0.318 * 3.7182

= 2.3618 V

Vrms = 0.707 * Vmax = 0.707 * 3.7182

= 2.62906 V

Vac = [Vrms2 – Vac

2]1/2 = 1.1549 V

Ripple Factor = R.F. = Vac / VDC = 1.1549 / 2.3618

R.F. = 0.498

Lab No. 04: Design & Simulation of Half Wave Rectifier Using Thyristor

Apparatus: Thyristor (2N1595)

Resistor (R)

AC Voltage Source

Firing Pulse (V Pulse)

GND

Connecting Wires

Circuit Diagram:

Firing Pulse:

Output:

Observations & Calculations: Vmax = 4.47587 V Vmin = -2.68033 mV

Lab No. 05: Design & Simulation of Half Wave Filtered Rectifier & Calculation

of Ripple Factor

Apparatus: Diode (D1N4001)

Resistor (R)

Capacitor (C)

AC Voltage Source

GND

Connecting Wires

Circuit Diagram:

Output:C = 500 uF

C = 1000 uF

Observations & Calculations:

Sr. No. f (Hz) R (Ω) C (uF) Vmax (V) Vmin (V) Vr(pp) (V) VDC (V) R.F.

01. 50 100 500 4.20774 2.99928 1.20848 3.60351 0.34

02. 50 100 750 4.24688 3.31954 0.92734 3.78321 0.25

03. 50 100 1000 4.18771 3.50928 0.67843 3.848495 0.18

04. 50 500 1000 4.210315 4.01314 0.197175 4.11173 0.05

05. 50 1k 1000 4.21582 4.10782 0.1080 4.16182 0.026

Comments:From the above experiment, it is clear that the ripples and hence the ripple factor

decrease, as the value of capacitance is increased.

Lab No. 06: Design & Simulation of 3 Phase Bridge Rectifier

Apparatus: Diode (D1N4001)

Resistor (R)

Inductor (L)

AC Voltage Source

GND

Connecting Wires

Circuit Diagram:

Output: