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Electrical Machines 2

by Jntu Heroes
Type: PracticalInstitute: JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY Downloads: 13Views: 442Uploaded: 8 months agoAdd to Favourite

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smartworld.asia smartzworld.com ELECTRICAL MACHINES-II LABORATORY ELECTRICAL MACHINES-II LABORATORY MANUAL 1 Specworld.in jntuworld.xyz
ELECTRICAL MACHINES-II LABORATORY DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING ELECTRICAL MACHINES-II LABARATORY LIST OF EXPERIMENTS Sl.No 1 Name of the Experiment Page no OPEN CIRCUIT & SHORT CIRCUIT TEST ON A SINGLE PHASE 3 TRANSFORMER 2 SUMPNERS TEST 10 3 SCOTT CONNECTION OF TRANSFORMERS 15 4 NO LOAD AND BLOCKED ROTOR TEST ON A 3- ɸ 18 INDUCTION MOTOR 5 REGULATION OF ALTERNATOR USING SYNCHRONOUS 23 IMPEDANCE METHOD 6 ‘V’ AND ‘INVERTED V’ CURVES OF SYNCHRONOUS MOTOR 29 7 EQUIVALENT CIRCUIT OF A SIGLE PHASE INDUCTION 35 MOTOR 8 BRAKE TEST ON 3- ɸ SQUIRREL CAGE INDUCTION MOTOR 40 9 SEPARATION OF NO LOAD LOSSES IN 1-Φ TRANSFORMER 46 10 DETERMINATION OF Xd AND Xq OF SALIENT POLE 51 SYNCHRONOUS MOTOR 2
ELECTRICAL MACHINES-II LABORATORY OPEN CIRCUIT & SHORT CIRCUIT TEST ON A SINGLE PHASE TRANSFORMER AIM: To perform open circuit and short circuit test on a single phase transformer and to pre-determine the efficiency, regulation and equivalent circuit of the transformer. APPARATUS REQUIRED: Sl. No. 1 2 equipment Voltmeter Ammeter Type Range Quantity (0-300)V 1 no (0-150)V 1 no (0-2)A 1 no (0-20)A 1 no MI MI (0-150)V LPF 3 Wattmeter Dynamo type 1 no (0-2.5)A (0-150)V UPF 4 Wattmeter Dynamo type 1 no (0-10)A 5 Connecting Wires ***** ***** Transformer Specifications: Transformer Rating :( in KVA) _________ Winding Details: LV (in Volts): _______________________ LV side current:_____________________ HV (in Volts): ______________________ 3 Required
ELECTRICAL MACHINES-II LABORATORY HV side Current:___________________ Type (Shell/Core):___________________ Auto transformer Specifications: Input Voltage (in Volts):______________ Output Voltage (in Volts): ____________ frequency (in Hz):____________________ Current rating (in Amp):_____________ CIRCUIT DIAGRAM: OPEN CIRCUIT: SHORT CIRCUIT: 4

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