Computer Controlled Teaching Unit for the Study of Power Electronics. ( Converters: DC/ AC + AC/ DC + DC/ DC + AC/ AC) .[28 Mar. 2010, 20:13:31]
Keterangan
1 TECNEL. Unit:
Diagram in the front panel with similar distribution that the elements in the real unit.
Steel box.
Front panel:
Diodes module: 6 diodes.
Thyristors module: 6 thyristors.
IGBTs Module: 6 IGBTs.
Snubber net.
Sensors module:
4 Voltage sensors.
2 Current sensors.
Power supply connections for Vr, Vs, Vt, Neutral and Ground.
Practices schemes.
Main switch.
Back panel:
Digital PC connector.
Analog PC connector.
Tachodynamo connector.
Main fuses ( Vr, Vs, Vt) and LEDs.
Circuit breaker ( main switch) .
Single-phase driver.
There-phase driver.
IGBT driver.
TSI board.
PIC board.
SKHI61 board.
Four relays board.
2 Three-phase relays.
Commuted power supply.
Three-phase magnetothermal.
Control Interface.
2 DAB. Data Acquisition Board:
PCI Data acquisition board ( National Instruments) to be placed in a computer slot.
Bus PCI.
Analog input:
Number of channels= 16 single-ended or 8 differential.
Resolution= 16 bits, 1 in 65536.
Max. Sampling rate up to: 250 KS/ s ( Kilo samples per second) .
Input range ( V) = ± 10V.
Data transfers= DMA, interrupts, programmed I/ 0.
Number of DMA channels= 6.
Analog output:
Number of channels= 2.
Resolution= 16 bits, 1 in 65536.
Maximum output rate up to: 833 KS/ s.
Output range( V) = ± 10.
Data transfers= DMA, interrupts, programmed I/ 0.
Digital Input/ Output:
Number of channels= 24 inputs/ outputs.
D0 or DI Sample Clock frequency: 0 to 1 MHz.
Timing:
Counter/ timers= 2.
Resolution:
Counter/ timers: 32 bits.
3 TECNEL/ CCSOF. Computer Control+ Data Acquisition+ Data Management Software:
Compatible with all actual Windows operating systems. Graphic and intuitive simulation of the process in screen. Compatible with the industry standards.
Registration and visualization of all process variables in an automatic and simultaneously way.
Flexible open and multicontrol software, developed with actual windows graphic systems, acting simultaneously on all process parameters.
Management, processing, comparison and storage of data.
Sampling velocity up to 250, 000 data per second.
Comparative analysis of the obtained data, after to the process and modification of the conditions during the process.
4 Cables and Accessories.
5 Manuals:
This unit is supplied with 8 manuals: Required Services, Assembly and Installation, Interface and Control Software, Starting-up, Safety, Maintenance, Calibration & Practices Manuals.
* References 1 to 5: TECNEL + DAB + TECNEL/ CCSOF + Cables and Accessories + Manuals are included in the minimum supply, enabling a normal operation.
Complementary items to the standard supply
Simulation Software:
6 PECADS. Power Electronics Computer Aided Design and Simulation Software ( Converters: DC/ AC, AC/ DC, DC/ DC, AC/ AC) .
EXERCISES AND PRACTICAL POSSIBILITIES
Practical Possibilities of the unit:
1.- Single phase half-wave rectifier with load R.
2.- Single phase half-wave rectifier with load R-L.
3.- Single-phase half-wave rectifier with R-L load with free wheeling diode ( FWD) .
4.- Single-phase full-wave rectifier.
5.- Three-phase half-wave uncontrolled rectifier.
6.- Three-phase full-wave uncontrolled rectifier.
7.- Single-phase half-wave controlled rectifier.
8.- Single-phase full-wave controlled rectifier.
9.- Single-phase full-wave controlled rectifier with a DC motor.
10.- Three-phase full-wave completely controlled.
11.- Single-phase semi-controlled rectifier.
12.- Three-phase full-wave semi-controlled rectifier.
13.- Chopper.
14.- Single-phase square-wave inverter.
15.- Single-phase displaced-phase inverter.
16.- Single-phase inverter. PWM control.
17.- Three-phase inverter. PWM control with R load and R-L load.
18.- Three-phase inverter. PWM control with AC motor.
19.- Alternating regulators: R and R-L load.
Other possible practices:
20.- Asynchronous three-motor with rotor in short circuit ( squirrel cage) .
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