Smart Power Systems and Smart Grids

Title Page
Copyright
Contents
Preface
Chapter 1 Introduction
    1.1 Review of the concepts of digital power systems
    1.2 Definition of smart power system
        1.2.1 Smart power systems and smart wide-area robots
        1.2.2 SEMS and smart power systems in China
    1.3 The value of SPS construction
        1.3.1 Improvement of disaster prevention capability
        1.3.2 Economic operation indices and power quality improvement
    1.4 Global research: state of the art
        1.4.1 IECSA project
        1.4.2 The seamless communication architecture of power systems
        1.4.3 The advanced control center in PJM
        1.4.4 Intelligent utility network of IBM
        1.4.5 Advanced distribution automation system
    1.5 Summary
Chapter 2 Overview of power system hybrid control theory
    2.1 Introduction
    2.2 Basic concepts
        2.2.1 State variable
        2.2.2 State vector
        2.2.3 State space
        2.2.4 State trajectory
        2.2.5 State space and state vector field
        2.2.6 Mapping
        2.2.7 True state vector and true state vector field
    2.3 The dichotomy of state space
        Definition 2.1
        Definition 2.2
        Definition 2.3
        Definition 2.4
    2.4 Optimality-approximating state space
        Definition 2.5
    2.5 E transform and C transform
    2.6 Geometrical interpretation of the two-level transform
    2.7 Events initiate control; control clears events
    2.8 Time-driven and event-driven control
    2.9 Structure of a power system hybrid control system and smart energy management system
        2.9.1 Data source and mathematical model of a power system hybrid control system
        2.9.2 Analysis of the structure of a SEMS
    2.10 Summary
Chapter 3 Smart power system infrastructures
    3.1 Introduction
    3.2 Digital substations
        3.2.1 Definition of digital substations
        3.2.2 Fundamentals of constructing a digital substation
    3.3 Digital power plants
        3.3.1 Definition
        3.3.2 Fundamentals of constructing a digital power plant
    3.4 Digital transmission lines
        3.4.1 Definition
        3.4.2 Fundamentals of constructing digital transmission lines
    3.5 Summary
Chapter 4 Basic platforms of smart power systems
    4.1 Introduction
    4.2 Basic communication platform
        4.2.1 Requirements of the basic communication platform
        4.2.2 Architecture and technology of the basic communication platform
    4.3 Data-sharing platform
        4.3.1 The needs of the data-sharing platform
        4.3.2 The structure and technologies of the data-sharing platform
        4.3.3 Real-time data sharing with a kernel of advanced state estimation
    4.4 Summary
Chapter 5 Standard indexes for smart power system operation
    5.1 Introduction
    5.2 Standard system of operational performance indicators
        5.2.1 A standard index system
        5.2.2 Components of the standard index system
        5.2.3 Workflow of indicator computations
    5.3 Safety indicators
        5.3.1 Minimum radius of the voltage safety domain and its calculation method
        5.3.2 Minimum radius of the small-disturbance safety domain and its calculation method
        5.3.3 Minimum radius of the transient safety domain and its numerical approximation
        5.3.4 Numerical studies
    5.4 Coordinated control performance indicator of interconnected power system
        5.4.1 Interconnected power grid active control performance indicator
        5.4.2 Research on the reactive power control performance of an interconnected power grid
    5.5 Summary
Chapter 6 Event analysis and processing technology
    6.1 Introduction
    6.2 Advanced State Estimation (ASE) algorithm
        6.2.1 Measurement uncertainty
        6.2.2 Main idea of ASE
        6.2.3 Introduction of the ASE algorithm
        6.2.4 Features of the ASE algorithm
        6.2.5 Case study
    6.3 An OPF algorithm based on the constraint transformation technology
        6.3.1 OPF model
        6.3.2 Workflow of the OPF algorithm
        6.3.3 Case studies
    6.4 Summary
Chapter 7 Smart power system visualization
    7.1 Introduction
    7.2 Smart power system visualization content
        7.2.1 Operation state visualization
        7.2.2 From state visualization to monitoring and control visualization
    7.3 Automatic generation of topological graphics
        7.3.1 Basic concepts
        7.3.2 Automatic generation of single-line diagrams
        7.3.3 Automatic generation of a main plant wiring diagram
    7.4 Fast graphic drawing algorithm
        7.4.1 Interpolation algorithm analysis
        7.4.2 Grid merging method
        7.4.3 Application examples
    7.5 Summary
Chapter 8 SEMS
    8.1 Introduction
    8.2 Definition and characteristics of SEMS
        8.2.1 Definition of SEMS
        8.2.2 Characteristics of the SEMS
        8.2.3 SEMS and EMS
    8.3 Components of SEMS
        8.3.1 Event analysis system
        8.3.2 Event processing system
        8.3.3 Decision-making system for dispatchers
    8.4 The event analysis model in the SEMS
        8.4.1 Evaluation of security and stability events
        8.4.2 Evaluation of power quality events
        8.4.3 Evaluation of economic operation events
    8.5 The event processing model in the SEMS
        8.5.1 Security and stability event processing
        8.5.2 Power quality event processing
        8.5.3 Economic event processing
    8.6 Controllable resources of the SEMS
        8.6.1 Classification by the information utilized in system control
        8.6.2 Classification by the response time of system control
        8.6.3 Classification by power system operation status
    8.7 The layered hierarchical structure of the SEMS
    8.8 Conclusions
Chapter 9 Smart grid
    9.1 Background
    9.2 Definition of a smart grid
        Definition 9.1
        Definition 9.2
    9.3 Construction of a modernized distribution grid
    9.4 Demand-side management for peak load regulation
    9.5 Two-sided energy management systems for SGs
        9.5.1 User-Smart Energy Management System (U-SEMS)
        9.5.2 Distribution-Smart Energy Management System
    9.6 Implementation of new techniques for the development of SGs
        9.6.1 Utilization of renewable energy resources
        9.6.2 Storage technology
        9.6.3 Economic interactive energy-consuming techniques
        9.6.4 New operation and control methods for distribution networks
    9.7 Conclusions
References
Index
    Notes