DLWD-DGJS05 are training experiment workbench that involves power electronics knowledge, electrical power drag, and electrical machines knowledge, suitable for electronics engineering, and electrical engineering major in the technical college, and technical university. and training schools.

2. Technical Parameter

increase relay contact module on the base of DLDZ-DLDZ05 power electronics training equipment.

DL-DG15 relay contactor hanging box
AC contactor: 2, load current 9A, coil voltage AC220V. Auxiliary contacts: 2NO, 1NC
Buttons: 2 pcs.
Thermal relay: 1 pc. Maximum setting current 10A
Fuses: 3A, 3pcs.
Time relay: 1, maximum timing 60S.

3. Electronics Training Contents

1. Power Electronics Experiment:

Single junction transistor trigger circuit

Sine wave synchronous phase shifting trigger circuit

Experiment of single-phase half-wave controllable rectification circuit

Single-phase bridge controlled rectification circuit experiment

Single-phase bridge fully controlled rectification circuit experiment

Experiment of three-phase half-wave controllable rectifier circuit

Three-phase bridge half-controlled rectification circuit experiment

Three-phase bridge fully controlled rectification circuit experiment

……….

2.Electric drive and control experiment

Start-up and speed regulation experiment of DC shunt motor

DC generator experiment

Open-loop thyristor DC speed control system experiment

Single closed loop (voltage single closed loop, speed single closed loop, current single closed loop) control thyristor irreversible DC speed regulation system experiment

Experiment of current and speed double closed-loop control thyristor irreversible DC speed regulation system

Current speed double closed-loop control reversible DC pulse width speed regulation system (H bridge, IGBT)

Three-phase asynchronous motor voltage regulation speed regulation and soft start experiment

Single-phase, three-phase sine wave pulse width modulation SPWM frequency conversion speed regulation system experiment

Three-phase saddle wave pulse width modulation frequency conversion speed regulation experiment

Three-phase space voltage vector (SVPWM) frequency conversion speed regulation experiment

Orthogonal photoelectric encoder experiment

Direct start control of three-phase asynchronous motor

Three-phase asynchronous motor contactor inching control circuit

Three-phase asynchronous motor contactor self-locking control circuit

Y-△ start automatic control circuit

Contactor interlocked three-phase asynchronous motor forward and reverse control circuit

Forward and reverse control circuit of three-phase asynchronous motor contactor with button interlock

Double interlocking three-phase asynchronous motor forward and reverse control circuit