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Design of three-phase energy metering system with anti-theft detection
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  • Updated: 2020-01-19
  • Posted by : gsy831021
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  • Design of three-phase electric energy metering system with anti-theft detection pm12000
    Chapter 1 Introduction 5
    1.1 Global power theft situation 5
    1.2 Reasons for the theft of electricity 5
    1.3 Global Status of Anti-theft Technology 6
    1.4 Development History of Electric Energy Meters 7
    Chapter 2 Theoretical Studies 8
    2.1 Stealing electricity by voltage method 9
    2.1.1 Means of stealing electricity 9
    2.1.2 Detection method 9
    2.2 Electric current stealing 9
    2.2.1 Means of stealing electricity 9
    2.2.2 Detection methods 10
    2.3 Voltage Phase Shifting Method 10
    2.3.1 Means of stealing electricity 10
    2.3.2 Detection methods 11
    2.4 Current Phase Shifting Method 11
    2.4.1 Means of stealing electricity 11
    2.4.2 Detection methods 11
    2.5 Power Stealing by Diffusion Method 11
    2.5.1 Means of stealing electricity 11
    2.5.2 Detection methods 12
    2.6 Shunting before the energy meter 12
    2.6.1 Means of stealing electricity 12
    2.6.2 Detection methods 12
    2.7 Chapter Summary 12
    Chapter 3 Hardware Circuit Design 13
    3.1 Overall Acquisition Scheme Selection and Block Diagram Design 13
    3.1.1 Selection of Power Collection Schemes 13
    3.1.2 Introduction to Metering Chip ATT7022B 13
    3.1.3 Hardware Circuit Block Diagram 14
    3.2 Introduction to Parts of Transition Circuits 15
    3.2.1 Voltage Transformer and Current Transformer 15
    3.2.2 Filter circuit and follower circuit 15
    3.2.3 Adder Circuit and Voltage-Dividing Resistor 16
    Chapter 4 Software Block Diagram Design and Prospects 17
    4.1 Circuit fault handling sequence 17
    4.3 W5500 Telecommunications Outlook 19
    Chapter 5 Simulation Results Analysis 20
    Acknowledgements 25 ...
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