Smart Grids

Question 1

Give examples of Distribution Automation Field Devices

Answer 1

Remote Fault Indicators

Smart Relays

Automated Feeder Switches and Reclosers

Automated Capacitors

Automated Voltage Regulators and Load Tap Changers

Automated Feeder Monitors

Transformer Monitors

Question 2

What’s the FDIR process and the steps and what are the 5 steps?

Answer 2

Fault Detection, Isolation, Diagnosis, and Restoration.

Fault occurence,

Step 1: Fault detection

Step 2: Feeder identification

Step 3: Branch identification

Step 4: Sector localization

Step 5: Distance estimation

Fault restored.

Question 3

Feeder, Branch,…

Answer 3

Sector

Question 4

What are some SCADA functions?

Answer 4

Automatic re-closing after a fault.

Protection of substation equipment.

Fault reporting.

Data acquisition for sensors

Question 5

What does Volt-Var Optimization do?

Answer 5

uses real-time information and online system modeling to provide optimized and coordinated control for unbalanced distribution networks with discrete controls.