Multi-functional Power Electronics Tailored for Energy Conversion Plants

✍ Scribed by Philip Karl-Heinz Dost

• Publisher: Springer Vieweg
• Year: 2020
• Tongue: English
• Leaves: 298
• Category: Library

✦ Synopsis

In this book an overall energy system optimization is performed in various contexts. The system takes respect of a grid connection and its load, a mechanical drive train system (mDTS). To achieve best performance of the mDTS, a battery system as part of a power link is included as energy storage.

✦ Table of Contents

Acknowledgements
Kurzfassung
Abstract
Contents
List of Symbols and Abbreviations
1 Introduction
1.1 Motivation
1.2 Problem Statement
1.3 Concept of Multi-functional Power Electronic System
2 State of the Art
2.1 Mechanical Drive Train System
2.2 Grid Side Connection
2.3 Load Side Inverter Control
2.4 Energy Storage System
3 Mechanical Drive Train System
3.1 The Elevator System
3.1.1 Derivation of the Discrete Structural Model
3.1.2 Dimensioning of the Mechanical Part of the Elevator System
3.2 The Electromechanical Converter
3.2.1 Analytical Description of the PMSM
3.2.2 Machine Dimensioning
4 Grid State Influence
4.1 Influence of the Grid Status on Electromechanical Converters
4.1.1 Imbalance
4.1.2 Harmonic Distortion
4.1.3 Reclosing Processes
4.1.4 Voltage Incidents
4.1.5 Grid Impedance and Dynamic Load
4.1.6 Energy Recovery
4.2 Characterisation of Grid Supply Issues
4.3 Decoupling of the Grid and the Electromechanical Converter
4.3.1 Reactive Current Control
4.3.2 Active Power Feeding
4.3.3 Uninterruptable Power Supply
5 Power Electronic System
5.1 Converter Topology
5.2 Grid-Side Inverter
5.2.1 Pulse Modulation Strategy for the Grid-Side Inverter
5.2.2 Dynamic Level Control
5.3 Load Side Inverter
5.3.1 Comparison of Pulsing Methods
5.3.2 Essentials for the Load-Side Pulse Modulation Strategies
5.3.3 Establishing the Direct Torque Hysteresis Controller
5.3.4 Control-Structure
5.3.5 Simulation Results
5.4 Power-Link Energy Storage
5.4.1 Designing the Energy Storage System
5.4.2 Battery Management System
5.4.3 Resulting Requirements for the Drive Train System’s Elements
6 Multi-Functional Application and Potential System Enhancements
6.1 Variable Power-Link Voltage
6.1.1 Constant Switching Frequency
6.1.2 Hybrid Energy Storage System - Directly Connected Battery System
6.1.3 Capacitive Grid Connection
6.2 Hysteresis Control in a Rotating Reference Frame
6.2.1 Flux Based Hysteresis Control
6.2.2 Direct Torque Hysteresis Control for an iPMSM
6.3 Battery Balancing for Large Scale Battery Systems
6.3.1 Flying Inductor Balancing System
7 Résumé
7.1 Summary
7.2 Conclusions
List of Figures
List of Tables
Bibliography
Author Bibliography
Unpublished Bibliography