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SCADA

References

References

1.

Ba

il

ey

D.,

Wr

ig

ht

E.

Pract

ica

l

SCAD

A

for

In

dustry.

El

sev

ier.

2003

.

288

p.

2.

Parr

E.,

Pac

k

J.,

Stev

e

Mac

kay.

Prac

tica

l

Data

Commun

i

cat

ions

for

Instrumentat

ion

an

d

Cont

ro

l.

Elsev

ier.

200

3.

402

p.

Lecture

r

Ph.D

Truong

Din

h

Chau,

Departm

ent

of

Automat

ic

Contro

l,

Facu

lty

of

E

lectr

ica

l

Electron

ics

Eng

ineer

ing,

HCM.

Ci

ty

Un

ivers

ity

of

Tec

hno

logy

tdc

hau@

hcmut.e

du.vn

C

ll

h

091

543

74

40

SCADA

Outcome1

SCADAconception

AutomaticControl&Supervisorycontrol

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AutomaticControl&Supervisorycontrol

PLC

Ampl

Motor

Counter

Encoder

pulse

Contr

ol

I/Omodule

Motor

AutomaticControl&Supervisorycontrol

Motor

AutomaticControl&Supervisorycontrol

Motor

AutomaticControl&Supervisorycontrol

Motor

SCADA

8/13/2019 Outcome01

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SCADA

definition

SCADAdefinition

SCADA

definition

SCADAdefinition

AnalogI/O,

Discrete

I/O

Flow

measur.

T

Temp

measur.

P

Pressure

measur.

Actuator

SCADA

station

SCADA

station

SCADA

station

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SCADA

definition

SCADAdefinition

SCADA

definition

AnalogI/O,

D i

t

I / O

Flow

measur.

T

Temp

measur.

P

Pressure

measur.

Actuator

Realtime

DB

SCADA

station

SCADA

station

SCADA

station

Server

Server

SCADAdefinition

8/13/2019 Outcome01

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SCADA

Components&structure

process

Internet

Internet

sensor

PLC

operator

sensor

sensor

Router

Router

RTU

CS

MTU

process

process

Hardware

components

Fieldlevelinstrumentationandco

ntroldevices

MarshallingterminalsandRTUs

Communicationssystem

Themasterstations

Thecommercialdataprocessingdepartmentcomputersystem

Softwarecomponents

Userinterface

Graphicsdisplays

Alarms

Trends

RTU(andPLC)interface

Scalability

Accesstodata

Database

Networking

Faulttoleranceandredundancy

Client/serverdistributedprocessing

Alarms

Clientserv

erarchitecture

Timestam

pedalarmsto1millisecondprecision(orbetter)

Singlenetworkacknowledgmentandcontrolofa

larms

Alarmsaresharedtoallclients

Alarmsdisplayedinchronologicalorder

Dynamicallocationofalarmpages

User-defin

edformatsandcolors

Uptofour

adjustabletrippointsforeachanalogalarm

Deviation

andrateofchangemonitoringforanalogalarms

Selectivedisplayofalarmsbycategory(256cate

gories)

Historical

alarmandeventlogging

Context-sensitivehelp

On-linealarmdisableandthresholdmodification

Event-triggeredalarms

Alarm-trig

geredreports

Operatorc

ommentscanbeattachedtoalarms

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Trends

Clientserverarchitecture

Truetrendprintoutsnotscreendumps

Rubberbandtrendzooming

ExportdatatoDBF,CSVfiles

X/Yplotcapability

Eventbasedtrends

Pop-uptrenddisplay

Trendgridlinesorprofiles

Backgroundtrendgraphics

Real-timemulti-pentrending

Shortandlongtermtrenddisplay

Lengthofdatastorageandfrequencyofmonitoringcanbespecifiedon

a

per-pointbasis

Archivingofhistoricaltrenddata

On-linechangeoftime-basewith

outlossofdata

On-lineretrievalofarchivedhistoricaltrenddata

Exactvalueandtimecanbedisp

layed

Trenddatacanbegraphicallyrepresentedinreal-time

Client/serverdistributedprocessing

Openarchitecturedesign

Real-time

multitasking

Client/serv

erfullysupportedwithnouserconfiguration

Distributedprojectupdates(changesreflectedacrossnetwork)

Concurren

tsupportofmultipledisplaynodes

Accessanytagfromanynode

Accessanydata(trend,alarm,report)fromanyn

ode

Typicallyta

sksinSCADAsystem

Input/outputtask

Thisprogramistheinterfacebetweenthecontrolandmonitoringsystemand

theplantfloor.

Alarmtask

Thismanagesallalarmsbydetectingdigitalalarmpointsandcomparingthe

valuesofanalogalarmpointstoalarmthresholds.

Trendstask

Thetrendstaskcollectsdatatobem

onitoredovertime.

Reportstask

Reportsareproducedfromplantdata.Thesereportscanbeperiodic,event

triggeredoractivatedbytheoperato

r.

Displaytask

Thismanagesalldatatobemonitoredbytheoperatorandallcontrolactions

requestedbytheoperator.

TypicallytasksinSCADAsystem

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TypicallytasksinSCADAsystem

Systemdecomposition-byha

rdware

Systemdecompositionbysoftware

Supervision

Automatic

Control

Field

Management

Busines

s

Manage

ment

Process Management

Systemdecomposition

OPCServer

Software

driver

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Systemdecomposition

Wonderware

Advantech

Iconics

AdAstra

SchneiderElectric

CiTechnologies

UnitedStatesDATACo.

RockwellSoftwareInc.

NationalInstruments

Intellution

Siemens

Company

USA

Taiwan

USA

Russia

France

Australia

USA

USA

USA

USA

Germany

Country

InTouch

GeniDAQ

Genesis32

TraceMode

VijeoLook

Citect

FactoryLink

RSView

LabView

iFIXWinCC

SCADA

GSM-basedSCADA

GSM-basedSCADA

Radiomodems

Radiomodems

400Mhz

400Mhz--900Mhz,25

900Mhz,25--100km.

100km.

Protoco

l.

Protocol.

RSRS--232,RS

232,RS--422,RS

422,RS--485.

485.

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Thirdgene

rationSCADA

Thirdgene

rationSCADA

TraditionalSCADA

TraditionalSCADA

Web

Web--basedSCADA

basedSCADA

Thesnap

ofreal

Thesnap

ofreal--timePIDmotorco

ntrolwebpage

timePIDmotorco

ntrolwebpage

Watersupply

Watersupply

Gassupply

Gassupply

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OilOil--gasindustry

gasindustry

Newenergy

Newenergy

Powersystem

Powersystem

GSM/GPRS/CDMA-basedSCADA