FIELD: machine tool feed electric servo drives. SUBSTANCE: enhanced reliability, accuracy and adaptability to manufacture are provided by use of second amplifier-summer, switching unit, high frequency unit and resistive decoupling unit. Resistive decoupling unit has high-frequency generator, two transformers, four switches and six resistors. EFFECT: enhanced reliability and accuracy. 2 dwg
Title | Year | Author | Number |
---|---|---|---|
ELECTRIC DRIVE | 1992 |
|
RU2037262C1 |
D C ELECTRIC MOTOR DRIVE WITH JOINT CONTROL | 0 |
|
SU1798880A1 |
STATIC EXCITER OF ELECTRIC MACHINES | 0 |
|
SU1786618A1 |
WELDING CURRENT SUPPLY | 1998 |
|
RU2131338C1 |
BRIDGE INVERTER | 0 |
|
SU1529383A1 |
MULTIPHASE INVERTER | 0 |
|
SU1647824A1 |
BRIDGE-TYPE D.C. VOLTAGE CONVERTER | 0 |
|
SU1429260A1 |
HIGH-VOLTAGE THYRISTOR CONTROL DEVICE | 2023 |
|
RU2821266C1 |
D.C. VOLTAGE BRIDGE-TYPE CONVERTER | 0 |
|
SU1417138A1 |
FEEDBACK DEVICE OF REVERSIBLE THYRATRON CONVERTER | 0 |
|
SU1492439A1 |
Authors
Dates
1994-09-30—Published
1991-06-28—Filed