Purchase Of Lab Equipment For Eee Department-Andhra Pradesh

1. Speed Measurement And Closed Loop Control Using Pmdc Motor. Igbt Based Pwm Chopper Drive For Pmdc Motor-24V / 50 W / 1500Rpm With Control Circuit, Igbt Based Power Circuit, Dc Power Supply Unit, Pmdc Motor With Mechanical Loading Arrangement And Tacho Coupling For Closed Loop Dc Motor Control. 2. Thyristorised Drive For Pmdc Motor With Speed Measurement And Closed Loop Control. Thyristorised Drive – 50W / 24V / 1500 Rpm Pmdc Motor With Firing Circuit, Power Circuit, Pmdc Motor With Loading Arrangement, Isolation Transformer, Tacho Generator Coupling For Closed Loop Control And Speed Indicator. 3. Igbt Used Single 4 Quadrant Chopper Drive For Pmdc Motor With Speed Measurement And Closed Loop Control. Igbt Based Four Quadrant Pwm Chopper Drive For Pmdc Motor-24V / 50 W / 1500Rpm With Control Circuit, Igbt Based Power Circuit, Dc Power Supply, Pmdc Motor With Mechanical Loading Arrangement And Tacho Coupling For Closed Loop Dc Motor Control. 4. Cyclo-Converter Based Ac Induction Motor Control A. Single Phase Cycloconverter Power Circuit - ( 230V / 5A ) This Unit Consists Of 4- Scr’S To Be Interconnected In Center-Tapped Transformer Type Cycloconverter Power Circuit. Each Device Mounted On Suitable Heat Sink And Protected By Snubber Circuit, Fuse And Circuit Breaker. Voltmeter And Ammeter For Measurement Of Output Voltage And Current Are Provided. All The Connections Are To Be Brought To The Front Panel. B. Single Phase Cycloconverter Firing Unit: This Unit Should Generate 4 Synchronized Firing Pulses Based On Micro Controller To Trigger Scr’S Connected In Center-Tapped Transformer Type Cycloconverter. Features Work On 230V Ac Mains, 200 Ma Gate Drive Current To Trigger Wide Range Of Devices. Frequency Division –1, 2, 3, 4, 5, 6, 7, 8, 9, 10. Firing Angle Variation Should Be From 180 Degree To 0 Degree, On A Graduated Scale. Test Points Should Be Provided In The Logic Circuit. C. Single Phase Capacitor Run Induction Motor – 0.5 Hp / 230V / 1440 Rpm D. Single Phase Center Tap Transformer – 230V – 0 – 230V @ 350Va Digital Hand Held Tachometer. 5. Speed Control Of 3 Phase Wound Rotor Induction Motor. Speed Controller For 3 Phase Wound Rotor Motor Using Pwm Chopper For Rotor Resistance Control With 1 Hp / 415 V Slip Ring Inductions Motor. 6. Cyclo Converter Fed Synchronous Motor 3 Phase Cyclo Converter Fed Synchronous Motor Drive With 0.5 Hp / 3 Phase Auto Synchronous Motor. 7. Isolated Gate Drive Circuits For Mosfet / Igbt Based Circuits. A ) Using Opto Coupler Driver Ics – 6 Channels B ) Using Skyper 32 Driver Circuit – 1 Leg 8. Cro Make : Specified By The Vendor 30Mhz Dual Trace 1. Study of thyristors controlled DC Drive This experimental setup consists of: a) Three phase bridge converter firing circuit. b) Three phase fully controlled Full Bridge converter Power circuit. c) DC shunt motor – 0.5 hp / 220V / 1500 rpm with mechanical loading arrangement. d) Three phase step down transformer. e) Digital Hand held Tachometer. 2. Experimental study for Chopper fed DC motor Drive IGBT based PWM chopper drive for PMDC motor-24V/50 W / 1500rpm with control circuit, IGBT based power circuit, DC power supply unit, PMDC motor with mechanical loading arrangement and Tacho coupling for closed loop DC motor control. 3. Experimental study for characteristics of single phase semi controlled Full-Bridge Converter for DC motor drive This experimental setup consists of: a) Single phase bridge converter firing circuit. b) Single phase Semi controlled and Full Bridge converter Power circuit. c) DC shunt motor – 0.5 hp / 180V / 1500 rpm d) Digital Tachometer 4. Experimental study for speed Control of separately excited DC motor. This experimental setup consists of: a) Single phase bridge converter firing circuit. b) PID controller unit for closed loop speed control. c) Single phase Fully controlled and Full Bridge converter Power circuit. d) DC shunt motor – 0.5 hp / 180V / 1500 rpm with mechanical loading arrangement and DC tacho generator coupling for closed loop control. 5. CRO with Data Storage Make : Specified by the vendor 50MHz Dual Trace 1 TMS320LF2407A DSP Processor based Development Kit 2 TMS320F2812 DSP Processor based Development Kit 3 Computers

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INR 19600.0 /-

INR 9.80 Lakhs /-