FIELD: electricity.
SUBSTANCE: power supply system comprises an inverter (1), connected with the first end (2a, 2b, 2c) of each winding (3a, 3b, 3c) in three phases of the engine, and a contactor (9) of disconnection, arranged at least on two of the specified phases between the inverter and the specified first end of the appropriate winding, at the same time the second ends (5a, 5b, 5c) of three windings are connected to the common point (6). The system also comprises an organ (11) of disconnection of a neutral line, arranged at least in two phases between the common point and the specified second end of the appropriate winding.
EFFECT: higher accuracy and reliability.
4 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| RAILWAY TRANSPORT FACILITY EQUIPPED WITH CONTACTORS, METHOD OF CONTROL OVER AND APPLICATION OF SAID CONTACTORS | 2007 |
|
RU2437790C2 |
| ELECTRIC PULLING CHAIN FOR MOTOR VEHICLE | 2009 |
|
RU2505428C2 |
| METHOD OF AND DEVICE FOR OPERATION OF MAGLEV SUSPENSION VEHICLES WITH LONG STATOR LINEAR SYNCHRONOUS MOTOR | 2000 |
|
RU2244636C2 |
| METHOD OF FEEDING STANDBY AUXILIARY CONSUMING HARDWARE, AUXILIARY CONVERTER AND RAILWAY VEHICLE TO THIS END | 2008 |
|
RU2467891C2 |
| DRIVING CONTROLLER FOR ALTERNATING CURRENT MOTOR | 2008 |
|
RU2449445C1 |
| THREE-PHASE STATIC FREQUENCY CONVERTER WITH DIRECT COUPLING | 2019 |
|
RU2705586C1 |
| THREE-PHASE STATIC FREQUENCY CONVERTER WITH DIRECT COUPLING | 2021 |
|
RU2749281C1 |
| SYNCHRONOUS MOTOR EMERGENCY PROTECTIVE GEAR | 2004 |
|
RU2285993C2 |
| ELECTRIC POWER SUPPLY DEVICE | 0 |
|
SU963124A1 |
| AIR COOLING SYSTEM FOR STARTING-BRAKING RESISTOR | 2010 |
|
RU2465152C2 |
