Introduction

This section covers what is meter tampering and why is this a problem for utility providers. It also covers the advantages of shunt current sensors. In addition, it introduces the isolated modulator and isolated metrology AFE architectures for adding isolation to shunts.

2High-Side power supply options for powering shunt sensing devices (1)

In this section, the different high-side power supply options that are available are discussed.

05:44

2.1 High-Side power supply options for powering shunt sensing devices

5Comparisons between isolated shunt sensing architectures (1)

This section compares the two isolated shunt sensing architectures and discusses which architecture is best for different system requirements.

03:49

5.1 Comparisons between isolated shunt sensing architectures

6Summary (1)

In this section, a summary of the entire “Polyphase current measurement with isolated shunt sensors” training module is covered.

02:16

Introduction

1Introduction (3)

1.1 Introduction—What is meter tampering and why do utility companies care about tampering

1.2 Introduction—Benefits of using shunt current sensors instead of current transformers

1.3 Introduction—Why isolation is necessary for using shunts in poly-phase systems

2High-Side power supply options for powering shunt sensing devices (1)

2.1 High-Side power supply options for powering shunt sensing devices

3Implementing isolated shunt sensors using metrology AFEs and external isolators (4)

3.1 Implementing isolated shunt sensors using metrology AFEs and external isolators—Reference design

3.2 Implementing isolated shunt sensors using metrology AFEs and external isolators—Metrology equations

3.3 Implementing isolated shunt sensors using metrology AFEs and external isolators—MSP432 Communication

3.4 Implementing isolated shunt sensors using metrology AFEs and external isolators—Design results

4Implementing isolated shunt sensors using isolated Delta-Sigma modulators and digital filters (7)

4.1 Implementing isolated shunt sensors using isolated delta sigma modulators & digital filters - Part 0

4.2 Implementing isolated shunt sensors using isolated delta sigma modulators & digital filters - Part 1

4.3 Building blocks for using isolated modulators with standalone digital filters

4.4 TIDA-01639 isolated modulator reference design using standalone digital filters overview

4.5 TIDA-01639 metrology calculations

4.6 TIDA-01639 voltage and current sampling

4.7 TIDA-01639 results

5Comparisons between isolated shunt sensing architectures (1)

5.1 Comparisons between isolated shunt sensing architectures

6Summary (1)

6.1 Polyphase Current Measurement with Isolated Shunt Sensors: Summary

Introduction

1Introduction (3)

2High-Side power supply options for powering shunt sensing devices (1)

3Implementing isolated shunt sensors using metrology AFEs and external isolators (4)

4Implementing isolated shunt sensors using isolated Delta-Sigma modulators and digital filters (7)

5Comparisons between isolated shunt sensing architectures (1)

6Summary (1)

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