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Tender for Procurement Of Ev Machine And Drives, Demonstration Testing Set Up In Eee Department In Ptu Under The Capital Asset Fund. , 1. Pmsm Drive (1 Set) A) Permanent Magnet Synchronous Motor (Pmsm) - 48 V, 1Kw, And 3000 Rpm With Mechanical Loading Arrangement Consists Of Brake Drum, Frame, Belt And Scale. • Rated Speed - 3000 Rpm • Rated Torque - 3.18 N-M • Peak Torque - 5.7 N-M • Rated/Peak Current -22 A /40 A • Sensors - Hall Effect • Maximum Permissible Speed - 3500 Rpm • Insulation : Class F B) Pmsm Closed-Loop Controller - 48 V/60 V Dc, Consists Of Mcb, Fuses, Indicators, Digital Meters And Rpm Meter. The Controller Unit Shall Be A Complete Integrated System Comprising The Following: (I). Controller / Control Unit • The Controller Shall Employ A Suitable Microcontroller, Or Equivalent Digital Control Platform. • It Shall Execute Real-Time Control Algorithms For Pmsm Operation And Regulate The Motor Current, Torque And Speed. • The Controller Shall Provide Suitable Interfaces For Current And Rotor-Position Feedback Sensors. (Ii). Three-Phase Inverter • A Three-Phase Power Inverter (Utilizing Igbts Or Mosfets) That Converts A Dc Link Voltage Into A Variable-Frequency, Variable-Voltage Sinusoidal 3-Ph Ac Supply For The Motor • The Inverter Shall Provide Controlled Switching And Appropriate Protection Against Over-Current, Over-Voltage, Short-Circuit And Other Abnormal Operating Conditions. (Iii). Feedback And Sensing • The Controller Shall Incorporate Phase/Stator Current Sensing For Closed-Loop Current Regulation. • Provision Shall Be Available For Rotor-Position Feedback Using An Encoder, Resolver, Hall-Effect Sensor, Or Equivalent Position-Sensing Arrangement, As Appropriate To The Supplied Pmsm. • The Feedback System Shall Support Accurate Speed, Position And Torque/Current Control Of The Pmsm. 2. Bldc Mid_Drive (1 Set) A) Bldc Mid-Drive Motor, 48 V, 1Kw, 3000 Rpm With Mechanical Loading Arrangement Consists Of Brake Drum, Frame, Belt And Scale. • Rated Speed -3000 Rpm • Rated Torque - 3.18Nm • Peak Torque = 5.7 Nm • Rated/Peak Current -22 A /40A • Sensors - Hall Effect • Maximum Permissible Speed - 3500 Rpm • Insulation : Class F B )Bldc Mid-Drive Motor Controller, 48 V Dc/60 V Dc, Suitable For 1 Kw Bldc Motor. The Controller Unit Shall Consist Of Suitable Mcb/Fuse Protection, Status Indicators, Dc Voltage And Current Digital Meters, And An Rpm Display. The Controller Shall Employ A Suitable Microcontroller Or Equivalent Digital Control Platform It Shall Provide Appropriate Protection Against Over-Current, Over-Voltage, Short-Circuit, Under-Voltage And Over-Temperature Conditions. The Controller Shall Provide Adjustable Speed Control And Shall Be Compatible With The Specified 48 V, 1 Kw Bldc Motor. 3. Srm Drive (1 Set) A) Switched Reluctance Motor-1 Hp, 310V Dc, 2000 Rpm, 8 X 6 Configuration With Position Sensors B) Srm Motor Controller: • Power Circuit: Igbt Based Bridge Type Power Circuit Consists Of Semikron Make Igbt Modules Suitable For Srm Motor, Igbt Drivers, Single-Phase Bridge Rectifier With Filter Capacitor, Necessary Mcb, Snubbers, Heatsink And Fan For Cooling, Analog Dc Voltmeter For Dc Bus Voltage And Analog Dc Ammeter For Dc Current. • Control Circuit: Ti C2000 Launchpad Based Controller For Speed Control Of The Srm Motor, Motor Control, Connector For Sensor Inputs And Pwm Output. Provision For Interface For Control Through Matlab - Simulink 4. Three-Phase Induction Motor Drive (1 Set) A)3-Phase Induction Motor -1000W, 4 Pole, 48V, 1440 Rpm, 3-Phase Squirrel-Cage Type, Foot Mount With Mechanical Loading Arrangement Consists Of Brake Drum, Frame, Belt And Scale Protection: Sturdy Ip54 Housing. • Rated Frequency -50 Hz • Rated Voltage - 48V, 3 Phase • Base Speed - 1440 Rpm • Maximum Speed - 1800 Rpm • Rated Current - 22 A • Frequency Range 10 -60 Hz • V/F Control Capability B) Induction Motor Controller Ti C2000 Launchpad Based Controller For Speed Control Of The Induction Motor By V/F Control, Sic Mosfet Based Power Module, Ic Driver Circuit With Built In Protection Circuit, Single-Phase Bridge Rectifier With Capacitor Filter And Stepdown Transformer, Encoder Coupling For Position Sensor. 5. Dc Power Supply (2 Nos) 24V /48V/60V Dc @ 25A Input: 3 Phase 415V, Mcb, Fuses, Indicators , Controls And Digital Multifunction Meter
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