• date post

30-Mar-2015
• Category

## Documents

• view

82

2

Embed Size (px)

### Transcript of BPE (Lab Manual)

Lab No. 01: Rectifier Apparatus: Diode (D1N4001) Resistor (R)

Design & Simulation of Half Wave

AC Voltage Source GND Connecting Wires

Circuit Diagram:

Output:

Observations & Calculations:Sr. No. 01. 02. 03. 04. 05. Resistance R 100 200 500 1 k 2 k Vmax 4.23285 4.26436 4.31594 4.35125 4.38603 V V V V 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. 01. 02. 03. 04. 05. Resistance R 100 200 500 1 k 2 k Vmax 1.77086 1.80926 1.85513 1.89038 1.91214 V V V V V Vmin -1.84770 mV -1.95390 mV -2.12906 mV -26.46830 uV -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 Vmin VDC Vrms = 4.35125 V = -6.75997 V = 0.318 * Vmax = 0.318 * 4.35125 = 1.3837 V = 0.707 * Vmax = 0.707 * 4.35125 = 3.076 Vac = [Vrms2 Vac2]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 VDC Vrms

= 3.7182 V = 2 * 0.318 * Vmax = 0.318 * 3.7182 = 2.3618 V = 0.707 * Vmax = 0.707 * 3.7182 = 2.62906 V

Vac = [Vrms2 Vac2]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 mV

Vmin = -2.68033

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. 01. 02. 03. 04. 05.

f (Hz) 50 50 50 50 50

R () 100 100 100 500 1k

C (uF) 500 750 1000 1000 1000

Vmax (V) 4.2077 4 4.2468 8 4.1877 1 4.2103 15 4.2158 2

Vmin (V) 2.9992 8 3.3195 4 3.5092 8 4.0131 4 4.1078 2

Vr(pp) (V) 1.20848 0.92734 0.67843 0.19717 5 0.1080

VDC (V) 3.6035 1 3.7832 1 3.8484 95 4.1117 3 4.1618 2

R.F. 0.34 0.25 0.18 0.05 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: Bridge Rectifier Apparatus: Diode (D1N4001) Resistor (R) Inductor (L)

Design & Simulation of 3 Phase

AC Voltage Source GND Connecting Wires

Circuit Diagram:

Output: