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Magnetic Field Measurement with Applications to Modern Power Grids





Magnetic Field Measurement with Applications to Modern Power Grids

Qi Huang, Arsalan Habib Khawaja, Yafeng Chen, Jian Li

ISBN: 978-1-119-49451-5 October 2019 Wiley-IEEE Press 300 Pages



A comprehensive review of the development, challenges and utilisation of magnetic field measurement

Magnetic Field Measurement with Applications to Modern Power Grids offers an authoritative review of the development of magnetic field measurement and the application of the technology to the smart grid. The authors, noted experts in the field, present the challenges to the field of magnetics and explore the use of cutting-edge magnetic technology in the development of the smart grid. In addition, the authors discussed the applications of magnetic field measurements in substations, generations systems, transmission systems and distribution systems. The specialized applications of magnetic field measurements in these venues are explored including the typical sensors used, the field strength levels and spectral frequencies involved and the mathematics that are needed to process data measurements.

The book presents the complex topic of electromagnetics in clear and understandable terms. Magnetic Field Measurement with Applications to Modern Power Grids offers researchers in the magnetic community a guide to the progress of the smart grid and helps to inspire innovation of magnetic technologies in the smart grid. The technologies of measurement are a bridge between mathematical models and application oriented practice. The book is a guide to that bridge and:

  • Offers a comprehensive review of the development of magnetic field measurement
  • Shows how magnetic field measurement applies to the smart grid
  • Outlines the challenges, trends and needs for future magnetic measurement systems
  • Includes information on the need for levels of standardisation, smart grid applications and innovative sensors

Written for researchers in smart grid, power engineers, power grid companies and professionals in the measurement and test industries, Magnetic Field Measurement with Applications to Modern Power Grids is an authoritative guide that offers a clear understanding of the relationship between the magnetic field measurement and power grids. 




1 Introduction

1.1 Magnetism and Magnetic Field: A Historical View

1.1.1 A Historical View of Magnetism

1.1.2 Magnetic Field

1.1.3 The Mathematics of Magnetism

1.1.4 Magnetism in Daily Life Environment

1.1.5 Magnetic Field in Industrial Environment

1.2 Magnetic Field in Modern Power Systems

1.2.1 Components of Modern Power Systems

1.2.2 Magnetic Field Detection and Interpretation

1.3 Magnetics in Smart Grid

1.3.1 Magnetic Field in Lieu with Smart Grid Objectives

1.3.2 Magnetic field measurements for innovative applications

2 State of the art magneto-resistive based magnetic field measurement technologies

2.1 Introduction

2.2 Progress in magneto-resistive sensing technologies

2.2.1 AMR sensors

2.2.2 GMR sensors

2.2.3 TMR sensors

2.2.4 CMR sensors

2.3 Limitations of MR effect based sensors

2.3.1 Noise performance

2.3.2 Noise Shielding and Preventive Measures

2.3.3 Cross axis noise

2.4 Sensor circuitry design and signal processing

2.4.1 AMR: Set/Reset pulse

2.4.2 GMR: Temperature compensation and unipolar output

2.4.3 TMR: Higher noise level at low frequencies

2.5 Overview of established magnetic field sensing technologies

3 Magnetic field measurement for power transmission systems

3.1 Introduction

3.2 Electric current reconstruction

3.2.1 Reconstruction with stochastic optimization technique

3.2.2 Reconstruction with optimal placement of minimum sensing nodes

3.3 Monitoring of operation parameters of power transmission lines

3.3.1 Conductor elongation and motion

3.3.2 Detection and estimation

3.4 Spatial monitoring of HVTLs in real world scenarios

3.4.1 Mathematic model of HVTLs in real world scenarios

3.4.2 MF of HVTLs in motion for real world scenarios

3.4.3 MF of conductors for random bidirectional motion

3.4.4 A unified algorithm for sag and conductor motion detection

3.4.5 Validation of the proposed approach

3.4.6 Noise tolerance and uncertainty analysis

3.5 Unified current reconstruction and operation parameters of HVTLs

3.6 Fault location of high voltage overhead power transmission lines

3.6.1 Types of short circuit faults

3.6.2 Fault detection with magnetic sensor

4 Magnetic field measurement for modern substations

4.1 Introduction to GIS Based Substations

4.1.1 Smart Substation

4.1.2 Gas Insulated Switchgear

4.1.3 GIS Based Substation

4.2 MR based electronic current transformer

4.2.1 Experimental Research on Hysteresis Effects in MR sensors

4.2.2 MR Sensors with Magnetic Shielding

4.3 Broadband Magnetic Field Characterization

4.3.1 Transient Magnetic Field Events

4.3.2 Evaluation of TMF Event Impact on Electronic Equipment

4.4 Broadband Point Measurement of TMF in Substations with MR sensors

4.4.1 Effect of sensor size

4.4.2 Design of point measurement system

4.4.3 Laboratory testing of the measurement system

4.4.4 Onsite testing

4.5 Noise and external field protection

4.5.1 MR Sensor Array based Interference rejecting Current Measurement Method

4.5.2 Adaptive Filter Algorithm based Current Measurement

4.5.3 Current Measurement under Strong Interference

5 Magnetic field measurement for power distribution systems

5.1 Introduction

5.2 Magnetic field measurement based noninvasive detection

5.3 Magnetic sensors for home energy management system

5.3.1 Magnetic sensors enabled nonintrusive monitoring for home energy management system

5.3.2 Detection Method for Edge Identification

5.3.3 Discussion

5.4 Magnetic field measurement based fault location and identification

5.4.1 Introduction

5.4.2 MR based noninvasive identification technique

5.4.3 Distributed sensor network based fault location and identification

5.5 Magnetic sensors for suvey of EMF exposure

5.5.1 Magnetic fields and health

5.5.2 Magnetic environment monitoring system

5.5.3 Selection of sensors

5.5.4 System design

5.6 Collection of energy big data

5.6.1 Concept of big data

5.6.2 Energy big data

5.6.3 Noninvasive collection of energy big data

6 Innovative magnetic field measurement for power generation systems

6.1 Introduction

6.2 Condition Monitoring of Synchronous Machine

6.2.1 Introduction

6.2.2 Speed monitoring

6.2.3 Vibration monitoring

6.2.4 Crack detection

6.2.5 Electrical Machine Signature Identification

6.2.6 Magnetic field measurement for condition monitoring of synchronous generator

6.3 Magnetic Field and Renewable Energy

6.3.1 Common used renewable energy sources

6.3.2 Potential Applications

6.3.3 Challenges

7 Future Vision

7.1 Magnetic field based instrumentation and measurement in smart grid

7.1.1 Transmission systems

7.1.2 Distribution systems

7.1.3 Generation systems

7.2 Integration with existing power systems

7.2.1 Chances

7.2.2 Challenges

7.3 Future development

7.3.1 Performances

7.3.2 Standardization

7.3.3 Applications