This laboratory bench provides the following laboratory and practical works to be performed in professional educational institutions of the subjects of: Electrical Machines, Electrical Machines and basics of electric drive, Basics of electric drive, Electric drive theory, Automated electric drive, Electric drive control system.
Electric drive. EP-SK
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EP-SK
Electric drive. Stand design with computer
Delivery time is 8 weeks
Commisioning is required
Electric drive. Stand design with computer
Delivery time is 8 weeks
Commisioning is required
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Description
- Study of DC motor:
- study of natural characteristic;
- study of forced characteristic at variable armature resistance;
- study of forced characteristics at variable excitation current;
- study of dynamic braking;
- study of speed-torque characteristics in automatic mode.
- Study of asynchro squirrel-cage motor:
- study of natural characteristic;
- study of forced characteristic at variable stator resistance;
- study of speed-torque characteristics in automatic mode.
- Study of Thyristor converter – DC motor system:
- study of natural characteristic;
- study of forced characteristic at variable armature voltage;
- study of control characteristics;
- test of determining the range of regulation of the TC-M system;
- study of speed-torque characteristics in automatic mode.
- Study of open-loop Frequency Converter-Asynchro Motor system:
- study of natural characteristic;
- study of forced characteristic at variable stator voltage and frequency;
- study of control characteristics;
- study of speed-torque characteristics at a frequency above the rated;
- study of slip compensation mode;
- study of speed-torque characteristics in automatic mode;
- test of determining the range of regulation of the FC-AM system.
- Elements of electric drive control system:
- study of ramp generator circuit;
- study of P-controller;
- study of PI-controller.
- Study of dependent control system for DC motor with external speed loop:
- current loop tuning;
- speed loop tuning;
- study of speed-torque characteristics;
- study of control characteristics;
- study of transient processes.
- Study of dependent control system for DC motor with external voltage loop:
- current loop tuning;
- voltage loop tuning;
- study of speed-torque characteristics;
- study of control characteristics;
- study of transient processes.
- Study of Current Source-Motor system.
- current loop tuning;
- field current loop tuning
- speed loop tuning;
- study of speed-torque characteristics;
- study of control characteristics;
- study of transient processes.
- Study of frequency converter:
- control of the frequency converter using external elements;
- control of the frequency converter using the operator keypad;
- transient processes in Frequency Converter-Asynchro Motor system.
- Study of closed-loop Frequency Converter-Asynchro Motor system with vector control::
- study of control characteristics;
- study of transient processes;
- study of speed-torque characteristics;
- study of speed-torque characteristics, control characteristics in automatic mode;
- study of speed-torque characteristic at variable excitation current.
- Study of special software and control for FC via PC:
- study of special software;
- programming and setting of typical FC parameters.
- Modules of:
- Bench power supply;
- Power supply;
- Power meter;
- Added resistance No.1;
- controllers;
- Thyristor converter;
- Frequency converter;
- Thyristor excitation;
- Power.
- Electrical machine unit (asynchro squirrel-cage machine, DC machine, speed sensor).
- Laboratory table.
- Bed-side table.
- Desk for PC.
- PC.
- Software.
- Set of connecting cables.
- Technical description.
- Methodology instructions on how to perform the laboratory works.
Specifications
Design style | stand design |
Type of control | with computer |
Dimensions, mm | 2150х1550х650 |
Weight, kg | 140 |
Voltage, V | 3х380 |
Power consumption, VA | 1000 |
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