ECE260 - Lab 5 - Induction Motors - DATA Capturing Template - F23

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University of Waterloo *

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260

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Electrical Engineering

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Feb 20, 2024

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Page 15 of 15 University of Waterloo Electrical & Computer Engineering Department ECE260 E LECTROMECHANICAL E NERGY C ONVERSION LAB 5 – D ATA I NDUCTION M OTORS F ALL 2023 Submitted by Sofia Ahmed Sameer Athilli Group Number 9 Station Number 5 Section 201 Date 2022-11-30 Deadline – Refer to the Syllabus © Department of Electrical and Computer Engineering University of Waterloo 200 University Ave, Waterloo, Ontario, Canada, N2L 3G1 Data Template
1 Induction Motor’s parameters DC test to find Stator Resistance: 1.0 Testing the windings: Resistance between 1 and 4: __11.93___ Ohms Resistance between 2 and 5: ___11.97__Ohms Resistance between 3 and 6: __12.00___Ohms Knowing the current rating of the winding: Rated stator winding current: ___1.5__A 1.5 Place the data here: Getting a feel of the motor : 1.9 Direction of rotation: Record your observation on the direction of rotation: _ clockwise__ 1.10 Reversing the direction of rotation: Record your observation on the direction of rotation: _ counter clockwise__ 1.11 Starting and running currents: Assumed starting current if you do not see it in real: _9_A Running (Steady-state) current from meter I1: ___0.686__A ° N o-load test: 1.12 Knowing the voltage rating of the motor: Rated line voltage: ___208__V 1.15 Place the data here: B locked rotor test: 1.16 Knowing the current rating of the motor: Rated cu rrent of the motor: __1.2___A 1.19 Place the data here: °2 Torque-Speed characteristics of the induction motor: 2.6 Place the data here: 2.7 Place the graph1 here: Motor speed N vs the motor torque T
2.8 Place the graph2 here: Motor total active power P and total reactive power Q vs torque T 2.9 Place the graph3 here: Motor line current, I1 vs the motor torque T
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2.10 Place the graph4 here: Efficiency, ƞ vs the motor torque T °3 To study the operation of an induction generator: 3.4 Data with no-load applied to motor: 3.5 Data with 1 N-m load applied to motor: 3.6 Data after running the induction machine at Synchronous Speed, 1800 rpm:
3.7 105% of Synchronous Speed = ___1890__ rpm Data after running the induction machine above Synchronous Speed, 1800 rpm: 3.8 Generated voltage when the machine is not connected to the grid: __0.711__ V 4 To study the induction motor as an Eddy-Current Brake. Forward Rotation: 4.7 Insert the data table here: 4.7 Insert the graph here: Reverse Rotation: 4.11 Insert the data table here:
4.11 Insert the graph here: 4.12 Full fill the table below: 0.5 mark will be lost for each step not full filled! ° ° 4.12 Sign out Check List Sr. # Description Tick if its fulfilled 1 Removed connections and timing belt X 2 Turned off all switches of modules. Kept Load control knob at min. X 3 Placed all wires in proper order and alignment in the cable rack X 4 Kept stools under the station table. X 5 Kept station tidy. X 6 Given feedback to improve the manual X 7 Signed out on the attendance sheet X 8 Upload the DATA into Drop-box on LEARN X Data Submission: Upload the DATA into Drop-box on LEARN . Congratulations on completing the lab! Relax now!!
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