Testing of IEC 61850 Based Protection Systems Dr. Alexander Apostolov

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Testing of IEC 61850 Based Protection Systems

Dr. Alexander Apostolov

Page: 2

Questions

• Why are we testing?

• What are we testing?

• What should be tested?

• How it should be tested?

Page: 3

Quality Process

Page: 4

Requires good understanding of:• The functional hierarchy of the

IEC 61850 system• The local and distributed

functions• Existing testing tools• The purpose of the test:

– Conformance– Type– Acceptance– Commissioning – Maintenance

IEC 61850 Testing

Bottom-up Testing

SFM

FEiFE1

FEK

Inputs Outputs

Configuration Settings Control

Reports Logs

Function Boundary

Page 5

Black-box Testing

SFM

FEiFE1

FEK

Control

Test

System

OutputsReports

Page 6

White-box Testing

SFM

FEiFE1

FEK

Control

Test

System

OutputsReports

Page 7

Page: 8

COMTRADE file

Conventional Test Setup

Multifunctional Protection

IED

Network Simulator

V I Trip

Test Device

52a

Waveform Record

Test Computer

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IEC 61850 Environment

PROCESS SAS

NE

TW

OR

K

LN LN

TESTER

LOCAL USER

ProcessSimulator

NetworkSimulator

OperatorSimulator

TestArbiter

TestTimer

TestScheduler

REMOTE USER

Operation Engineering

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Station Bus Test Setup

IEC 61850 Based IED

V I

Ethernet

Ethernet Switch

Laptop Computer

Ethernet

GOOSE or GSSE

GOOSE or GSSE

Trip

IEC 61850 Based Test

Device

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GOOSE Subscription

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Functional Testing

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Process Bus Based Relay

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Distance Protection Function Modeling

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Distance Protection Functions Distribution

Distance Protection IED

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Distance Protection Functions Distribution

Distance Protection IEDIOU

MU

Page: 17

Distance Protection Functions Distribution

Distance Protection IED

IOU

MU

Page: 18

Process and Station Bus Test Setup

IEC 61850 Based IED

V I

Ethernet

Ethernet Switch

Laptop Computer

Ethernet

GOOSE

GOOSE and SV

Trip

IEC 61850 Based Test Device

IEC 61850 Based MU

Page: 19

Test Scheme

IEC 61850 Based IED

V I

Ethernet

Ethernet Switch

Laptop Computer

Ethernet

GOOSE

GOOSE

IEC 61850 Based Test

Device

IEC 61850 Based IED

Ethernet

GOOSE

Sending IED

Receiving IED

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GOOSE and SV Test setup

IEC 61850 Based IED

Ethernet

Ethernet Switch

Laptop Computer

Ethernet

GOOSE

GOOSE

Trip

IEC 61850 Based Test Device

SV

Page 21

Merging Unit Test Setup

V I

Ethernet

Ethernet Switch

Laptop Computer

SV

IEC 61850 Based Test Device

IEC 61850 Based MU

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SV Comparison Test Setup

IEC 61850 Based IED

V I

Ethernet

Ethernet Switch

Laptop Computer

Ethernet

GOOSE and SV

GOOSE and SV

Trip

IEC 61850 Based Test Device

IEC 61850 Based IED

Trip

Page: 23

Test With Filtering

Top-down System Testing

F1

SF1

SFi

SFN

SF1

SFM

FEiFE1

FEK

F2

FL

SF1

SFP

FEiFE1

FEQ

Inputs Outputs

Configuration Settings Control

Reports Logs

System Boundary

Page 24

Page: 25

Distributed Testing

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Distributed Testing

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The IEC 61850 Test Cofiguration

Scheme Testing Tool

IED Simulato

r

Test Device

IEC 61850Standard System

Configuration Tool

SCDFile

IEC 61850Standard Test Configuration

Tool

NetworkSystem Simulato

r

Other Test Modules

MU Simulato

r

MU Simulato

r

MU Simulato

r

IED Simulato

r

IED Simulato

r

ICDFile

ICDFile

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