SEW伺服电机选择设计计算( 英文).pdf

T
Drive Engineering -
Practical Implementation
Volume 7
Servo Drives
Basics, Characteristics,
Project planning
Edition 11/96
0922 4610/ 1196
plete Product Range
at a Glance
Geared Motors and Brake Motors
■ Helical gear units / geared motors
■ Parallel shaft helical gear units / geared motors
■ Helical-bevel gear units / geared motors
■ Helical-worm gear units / geared motors
■ Spiroplan® geared motors
■ Low-backlash ary gear units / geared motors
■ Brake motors
■ Hazardous-duty type AC squirrel-cage motors
Electronic Controlled Drives
■ MOVITRAC® frequency inverters
■ MOVIMOT® geared motors
■ MOVIDRIVE® drive inverters
■ MOVIDYN® servo controllers
■ Servomotors and geared servomotors
■ DC geared motors, DC motors and DC brake motors
Mechanical Variable Speed Drives
■ VARIBLOC® wide V-belt variable speed geared motors
■ VARIMOT® friction disc variable speed geared motors
Services
■ Technical support
■ Support software
■ Training seminars
■ Technical documentation
■ Customer service
2
Table of Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Definition of servo technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Development of servo drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
parison of the mon drive systems . . . . . . . . . . . . . . . . . . . . 8
Advantages and disadvantages of a servo drive . . . . . . . . . . . . . . . . . . . . . 12
of a servo system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Overview mon servo motors . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Feedback systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
2 The permanent-field synchronous motor . . ................... 21
Design and method of operation . . . . . . . . . . . . . . . . . . . . . . . . . . .