GUIDE FOR APPLICATION OF AC ADJUSTABLE-SPEED DRIVES ON 2400 TO 13,800 VOLT AUXILIARY SYSTEMS IN ELECTRIC POWER GENERATING STATIONS
Institute of Electrical & Electronics Engineers
1 Overview
1.1 Scope
1.2 Purpose
2 References
3 Definitions
4 Overview of ac adjustable-speed drive systems
4.1 Basic adjustable-speed drive system
4.2 Principles of operation
4.3 Synchronous motors
4.4 Induction motors
5 Motivation for applying adjustable-speed drives
5.1 Process efficiency
5.2 Other benefits of ASDs
6 Drive system economic evaluations
6.1 Data required for economic analysis
6.2 Evaluation procedure
6.3 Evaluation methods
7 Typical ASD applications
7.1 Equipment applications
7.2 Selection
7.3 Fans and pumps
7.4 Conveyors and crushers
8 Types of adjustable-speed drives
8.1 DC linked converters
8.2 Line converter circuits
8.3 Load side converters
8.4 Voltage source inverter drive systems
8.5 Current source inverter ASD systems
8.6 Comparison of ASD characteristics
9 Adjustable-speed drive configurations
9.1 Choice of ASD
9.2 Reliability enhancements for six-pulse systems
9.3 Twelve-pulse ASDs
9.4 ASDs with higher pulse numbers
9.5 Serving multiple loads
9.6 Selection of ASD configuration
10 Adjustable-speed drive application considerations
10.1 Electromagnetic elements
10.2 Converters
10.3 DC link circuits
10.4 Input and output filters
10.5 Power isolating and switching devices
10.6 Motors
11 Interactions: ASD-electrical system and ASD-motor
11.1 Electrical power quality considerations
11.2 Responses to system disturbance
11.3 Short circuit contribution
11.4 Mechanical interaction between the motor and
driven equipment
12 Drive system specification and installation
12.1 Interfaces
12.2 Enclosures
12.3 Relaying and metering
Annex A (informative) Bibliography
Annex B (informative) Derivations of an ac machine equation
for operation from adjustable voltage
and frequency sources
Annex C (informative) Sample economic evaluation
Annex D (informative) Harmonic voltage distortion factors
Annex E (informative) Harmonic heating in transformers
Annex F (informative) Sample low-voltage PWM ASD specification
Annex G (informative) Sample medium-voltage ASD specification
Covers the application of drive systems designed for connection to power plant electrical auxiliaries systems (normally rated between 2300 V and 13,800 V). Includes drives system terminology, drive classifications, typical applications and their unique characteristics and design considerations, protection, packaging - interfaces and interactions.
| Document Type | Standard |
| Status | Current |
| Publisher | Institute of Electrical & Electronics Engineers |
