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 ©  Siemens AG 2006

SIEMENS - PTD

Power Transmission

and Distribution

1er

SeminarioTecnológico en

SistemasEléctricosde Potencia

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r

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TMTMDDSS

TRANSFORMER MONITORING ANDTRANSFORMER MONITORING AND DIAGNOSTICDIAGNOSTIC SYSTEMSYSTEM

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0,5-800 TONS

0,5-200 M3

Cu

Fe

W!

Insu"#$in %#&e' 

Insu"#$in (i)ui!

CONSTR*CTION OF TRANSFORMERS

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ANSI+IEEE S$! C5./-/..5, IEEE Gui!e ' "#!in1

Mine'#"-Oi" Imme'se! T'#ns'me's %#'$ 5 (ie

E&e$#$ins

IEEE S$! C5./TM-/..5+C''i1en!um /

ANSI+IEEE C5.2 /.8/, Gui!e ' "#!in1 mine'#" i"-

imme'se! &4e' $'#ns'me's u& $ /00 MA, Wi$ 557C

' 657C Ae'#1e Win!in1 Rise

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Life Expectancy

!asis Normal Ins"lation

Life

#o"rs $ears

%&' (etained tensile strengt) of

ins"lation

*+ormer IEEE Std ,%./0-1/1 criterion2

3% &&& .40

0%' retained tensile strengt) of ins"lation 15% &&& 1%.41

0&& retained degree of Polimeri6ation in

ins"lation

1%& &&& 1.10

Interpretation of Distri7"tion Transformer

f"nctional life test data

*+ormer IEEE ,%./1-1/1 criterion2 1& &&& 0&.%%

1- Tensile strengt) or degree of Polimeri6ation *D.P.2 (etention 8al"es 9ere

determined 7y sealed T:!E ;ell-Dried Ins"lation Samples In =xigen +ree

=il.

0- (efer to I.0. in annex I for disc"ssion of t)e e?ect of )ig)er @al"es of 9ater and

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180.000 hours/(24 hours/day) = 7500 days

Loss of Lfe !er day "A#erage $%!e&'ed = 1/7500 100* = 0.0133*

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s

Aging Model CIGRE WG A2.18 Life Management Techniques fo !o"e Tansfomes

Tuns# Coils

$u%%le

e&olution

Wate !aticles

fi%es'ee (a)o metals

Ma*oInsulation

Oi" #1in1

&'!u$s

Inceasing )ecent +atuation

,eceasing the

dielectic stenght

Acceleating the

ate of aging

$u%%les due to

-&esatuation

Ca&itation

-&eheating

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 Af'er 25 years 'he fa+ure ra'e

,&reases e%!o,e,'a++y

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92 EM%IRICA( %(OTTED

#

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#o9e@erA.MaBor Losses in@ol@ing large =il-,ooled

transformers contin"e to occ"r on a freC"ent7asis

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;nalysis of transformers +ail"res* o@er % years 1//-0&&1 >orl9ide Transformer

eet.2

>illiam # !artley P.E. (Hartford Steam Boiler, Inspection &Insurance Co) Presentated at International ssociation of

!n"ineerin" Insurers #$t) nnual Conference % Stoc'olm, #.

Period of stud* +-+

Samplin" data obtained, (n) /

!0c'an"e rates1 (2SD) 3 +.1

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 4ear Total

of

Losses

Total Loss Total

Property

Damage

Total

!"siness

Interr"ption

+- + 5 /,--.6- 5 6,#$,$-# 5 +6,-/,7#/

+7 0% 5 /,#,#6 5 /,7-,++/ 5 #6,+++ +6 5 #-,#+,6+ 5 #$,/, 5 #-,#7

F

1%&G11G/

5 6$,767,7/ 5 #,##,$6

+ +6 5 ##,#/#,- 5 +,/6#,+$ 5 +#,7,$7/

 Total / 5

7$,$7,7++

5

+$#,#,7

5 +#,#7,-

ab+e 1- uber a,d Aou,'s of Losses by ear 

: Total Looses in 2000 includes one claim with a businessInterruption portion of over $86 million US

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 4ear Total

of

Losses

Losses

9Hdata

Total M8;

(eported

Total PD

*9H si6e

data2

,ostHM8;

+- + 6$- 5 ,/6$,-/+ 5 -,$

+7 0% 6 6$76 5 /,7-,++/ 5 /,#-+ +6 +# /## 5 #$,/+6,7$ 5 +/,$-

1/ /#7$ 5 6$,#6/,$7 5 +,7/

+ +6 + +7 5 +$,/7-,67 5 -,-/7

 Total / -7 +-.+ 89 5

+6/,$++,/7

ab+e 1A- uber a,d Aou,'s of Losses by A a,d ear 

  : Durin this five !ear period the averae cost is $USD 8"##0 per %& " or about $USD # per '%&

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 4

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,a"se of +ail"re N"m7er Total Paid

Insulation :ailure (p*rolisis, o0idation, acidit* +7 *ears old is t'e

a;era"e a"e of t'ese transformers)

/ 5 +/,$-.--

Design HMaterial H >ormans)ip 5 $/,$$,6+

2nnown +6 5 ,--$,/6

=il ,ontamination / 5 ++,7#$,#$-

=@erloading 6 5 7,6$7,-$7

+ireHExplosion *o"tside t)e transformer2 # 5 7,/6,--+

Line S"rge *S9itc)ingG SpiesG s)ort circ"it strengt)2 / 5 /,6,$+

Improper MaintH=peration 6 5 #,6+7,-7#

+lood 5 ,/,+7

Loose ,onnection $ 5 ,+7$,-6

Lig)tning # 5 $6-,#6

Moist"re + 5 +6-,

Total /4 03 30 11

ab+e-3 >ause of ?a+ures

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Fi1u'e / ;F'e)uen< -See'i$< T'#ns'me' F#i"u'es

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;ge of

fail"re

N"m7e

r of

fail"re

s

,ost of

fail"res

to 6 4ears 5 ++,/$,#$

3 to 1&A. $ 5 ,/$6,77+

11 to 1%A 5 #,+-,+

13 to 0&A + 5 +,6+7,7#

Dis$'i=u$in "sses =< #1e T'#ns'me' 

 A#erage age a' fa+ure

9as 18 years

hs +,e ,&+udes 'he o,e &+a 9'h a bus,ess ,'erru!'o, e+ee,' of ;86 ++o, @

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 A rsB ode+ of fu'ure 'ra,sforers fa+ures based o, ag,g@e#e+o!ed by C a,d !ub+shed , 2000. 'he ode+ s based

o, or'a+'y ode+s 'ha' 9ere frs' !ro!osed , 'he 1$ >e,'ury

@$ B e  $

B s a &o,s'a,'

= s a 'e &o,s'a,'

$ = 'e , years

eha#our of Cua, or'a+'yy e,Da, :o!er' , 1825

?or 'he ,s'a,'a,eous fa+ure ra'e

Ris m!e" u$u'e $'#ns'me's #i"u'es

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1860 E. aBeha odfed 'he :o!er' eFua'o,

add,g a &o,s'a,' 'er , order 'o &orre&' for ,&+ud,g

 or'a+'y due 'o a&&de,'a+ dea'h

@$ B A H e  $

  A H e  $

@$ B----------------

  / H e  $

= odfer 'o a++o9 'he &ur#e ore &+ose+y a!!ro%a'e 'he s+o9er ra'e of ,&reas,g

 or'a+'y a' o+der ages (132) by W, %ERJS G.$. erhards a,d H'hers

Ris m!e" u$u'e $'#ns'me's #i"u'es

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Num=e' F#i"u'es B F#i"u'e R#$e %&u"#$in $#$ is su'iin1Num=e' F#i"u'es B F#i"u'e R#$e %&u"#$in $#$ is su'iin1

he ,s'a,'a,eous fa+ure ra'e for 'ra,sforers , a g#e, year s 'he !roba

b+'y of fa+ure !er u,' 'e for 'he !o!u+a'o, of 'ra,sforers 'ha' has

sur##ed u! u,'+ 'e '

Fi1u'e 3 T'#ns'me' F#i"u'e R#$e 9S? 2000

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s,g !o!u+a'o, !rof+e

?ro fgure I 2 'he !red&'edfa+ures &a, be P+o''ed

 for a++ .. u'+'y

ra,sforers

bu+'e'9ee, 164 J 162

K a%s year of !red&'ed

?a+ures

-a%s !o!u+a'o, of fa+ures

(:A)

K %'e!i$in in$en!e! $ s4

An! i""us$'#$e $e m#1ni$u!e  

Te &'="em K

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.

  H,e &o,ser#a'#e s'ra'egy sugges's 'ha' 'he ,dus'ry s'ar' a ass#e&a!'a+ re!+a&ee,' !rogra 'ha' du!+&a'es 'he &o,s'ru&'o, !rof+eof 'he 60s a,d 70s u' 'hs 9ou+d &ause a,y 'ra,sforers 'o bere!+a&ed ,eed+ess+y a,d &os' 'he u'+'y ,dus'ry b++o,s of

do++ars.

  he dea+ s'ra'egy s a +fe assese,' or +fe &y&+e a,agee,'!rogra 'ha' se's +oad,g !ror'es a,d !ro#des dre&'o, 'ode,'fy a) 'ra,sforers defe&'s 'ha' &a, be &orre&'ed b )'ra,sfoers 'ha' &a, be odfed or refurbshed &) 'ra,sforers 'ha'shou+d be re-+o&a'ed a,d d) 'ra,sforers 'ha' shou+d be re'red. he,sura,&e ,dus'ry shou+d be a9are 'ha' bo'h

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Wi""i#m 9 ?#'$"e0 D'#$ . M#', 2003, IEEE Gui!e ' $e E#"u#$in #n!

Ren!i$inin1 (i)ui! Imme'se! %4e' T'#ns'me's , R4"#n!Ren!i$inin1 (i)ui! Imme'se! %4e' T'#ns'me's , R4"#n!

L#mes Wi""i#m ?#'$"e< C-C#i' L#mes Wi""i#m ?#'$"e< C-C#i' 

CIGRE /2-20 Gui!e n Enmis T'#ns'me' M#n#1emen$ @ !'#$CIGRE /2-20 Gui!e n Enmis T'#ns'me' M#n#1emen$ @ !'#$

23022302

CIGRE A2-/8 (ie M#n#1emen$ Teni)ues ' %4e' T'#ns'me'sCIGRE A2-/8 (ie M#n#1emen$ Teni)ues ' %4e' T'#ns'me's

REFERENCES

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+Θ−

=273

15000

383

15000

 H  EXP  F  AA

C C C  º383º110º273   =+

$%!ere,'a+ e#de,&e ,d&a'es 'ha' 'he re+a'o, of ,su+a'o, de'erora'o, 'o 'e a,d'e!era'ure fo++o9s a,d ada!'a'o, of Arrhe,us rea&'o, ra'e 'heory 'ha' has 'he fo++o9,gforM

A1in1 F#$' C#"u"#$in @ANSI IEEE

T'#ns'me' Insu"#$in (ie @%#'$ 5 IEEE S$! C5./ -/..5

?or E

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?AA

 m#< =e use! $ #"u"#$e e)ui#"en$ #1in1 $e $'#ns'me'

Te e)ui#"en$ "ie @ in u's ' !#

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 ©  Siemens AG 2006

3.,5 MA

.6PC

F##B0,23

>> MA

/20PC

F##B2,0

30 MA

55PC

F##B0,05

2,5 MA

>.PC

F##B0,005

E#m&"e #"u"#$ins #1in1 F#$'s

%nB>3 MA

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D#< "#! &'i"e #"u"#$ins

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Simu"#iQn

Ci" !e #'1# !e un !#

En un !# $&i, "# &'!i!#

!e i!# 'es&e$ # "# &'!i!#

!e i!# nmin#" es !e

/53U

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 ©  Siemens AG 2006

TransformerMonitoring andDiagnosticsSystem

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Product

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E#'"<

2005

Fe='u#'<

200 (#un TMDS (

Mi! 2003

Mi! 200>

E#'"<

Dee"&men$ TMDS =e1ins

TMDS In$'!ue!

TMDS 3000 In$'!ue!

Siemens In$'!ues Fi's$ Mni$'in1 %'!u$

?#se! n us$me' !em#n! Siemens ?'#Vi" =e1ins $ ines$i1#$e min1

#4#< 'm $e !#$# "11e'X mni$'in1 s

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Experience List

Re Fe=+0

2007 ?ur,as a,a ra+ 3 75 345 @ 2000

2007 >$P u!Q ra+ 4 134 440 @ 2000

2007 $,'ergy A'e A 1 400 230 @ 3000

2007 $AP >h+e 2 80 110 @ 20002007 $,e+#e, >o+oba 4 83 138 @ 3000

2007 $,e+#e, >o+oba 6 42 138 @ 3000

2007 $,e+&o >o+oba 8 40 115 @ 3000

2007 C$ LaDeado ra+ 4 320 230 @ 2000

2007 rasBe ra+ 1 50 6 @ 2000

2006 $,'ergy 'er+,g'o, A 1 616 525 @ 3000

2006 $,'ergy

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TMDS is an a"tomatedengineering tool t)at collectsoperational data and analy6es it

"sing ind"stry accepted practicesGt)"s creating actiona7leinformation t)at can 7e applied to

7etter manage t)e s"7Becttransformer.

Prod"ct DeJnition

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;ctiona7le information "enerated b* T8DS can be usedto>

? @educe t'e freAuenc* and duration of unsc'eduled transformerrelated outa"es t'ereb* reducin"

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System ,onJg"rations

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 T'e base s*stem is a Consolidated 8onitorin" Paca"e (C8P)t'at includes t'e GAS-Guard sensors, online monitorin" of sensoroutput, access to Siemens transformer en"ineers for assistancewit' anal*sis, s*stem troubles'ootin" and maintenance.

 T'e GAS-Guard sensors are self containedfull* automated closed loop "asc'romato"rap's. T'e GAS-Guard sensorsoFer transformer owners ad;anced Eeldbased dissol;ed "as anal*sis (DG)

capabilit*. 

!ase System

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T& Oi" Tem&e'#$u'eRTD %T/00

?$$m Oi" Tem&e'#$u'e

RTD %T/00

Am=ien$ Ai' Tem&e'#$u'e

RTD %T/00

Mis$u'e in Oi" In8#si8eCu''en$ (#! @Sin1"e %6#se

T'#ns!u3e'

Sin Tem&e'#$u'e @/RTD %T/00

T#n Oi" (e8e"

An#"1ue Ou$&u$

G#s in Oi" Mni$'in1

GAS-Guard 3

F#n M$' Cu''en$@?#n A T'#ns!u3e'

Oi" %um& M$' Cu''en$

@?#n A T'#ns!u3e'

F#n M$' Cu''en$@?#n ? T'#ns!u3e'

Oi" %um& M$' Cu''en$

@?#n ? T'#ns!u3e'

S$#n!#'! D#$# An#"

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T& Oi" Tem&e'#$u'eRTD %T/00

?$$m Oi" Tem&e'#$u'eRTD %T/00

Am=ien$ Ai' Tem&e'#$u'e

RTD %T/00

Mis$u'e in Oi" In8#si8eCu''en$ (#! @Sin1"e N T6'ee %6#se

T'#ns!u3e'

Sin Tem&e'#$u'e @/

RTD %T/00

T#n Oi" (e8e"

An#"1ue Ou$&u$

G#s in Oi" Mni$'in1

GAS-Guard 8 , Je"m#n

F#n M$' Cu''en$@?#n A T'#ns!u3e'

Oi" %um& M$' Cu''en$

@?#n A T'#ns!u3e'

F#n M$' Cu''en$@?#n ? T'#ns!u3e'

Oi" %um& M$' Cu''en$

@?#n ? T'#ns!u3e'

?us6in1 Mni$'

D="e, 9S%

Sin Tem&e'#$u'e @2RTD %T/00

S$#n!#'! D#$# An#"

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ab 'e!

bush,gs

L>

'o! o+

bo''o o+

gasos'ure

o+ +e#e+

o+/9a'er f+o9

ar f+o9

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EKcient Data #andling for !ase Data,apt"res 5 8al"es 8s 04

    T   e   m   p

Only signifcant Data is Captured 

T

81

85

80

Data Storage Strategy

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W1 2-1 -2

Statistical Defnitionis createdDuring defnedlearning period - Mean, Std Dev oPopulation with 95confdence interval 

W1 2-1 -2

Statistical Defnition changes are

!onitored or potentialstatistical "rea#outs "yanaly$ing shits o !eans andspread o standard deviations

T)is system learns !ased onoperating data to a@oidn"isance tripsG alarms andcan detect statisticallysigniJcant 7reao"ts 7efore)ard limits are reac)ed

Statistical DeJnition :sed toTrigger Model ,alc"lations

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 T

%hese para!eters can "e esta"lished using&'( )ndustry accepted guidelines such as )***+ S)

standards.( Calculations !ade "ased on o/-line condition

assess!ent or unit history such as past D0 or

Do"le test results(

;7sol"te (ate of ,)ange Metrics:sed to Trigger Model ,alc"lations

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Standard ;rc)itect"re

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TMDS Mess#1e Z'me'

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Diagnostics

Diagnostics

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DiagnosticsD"@al Triangle *IE, 3&%//-1///;nnex !.52

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Data +lo9 ,)art

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Monitoring ,ondition=peration InformationTreeing

i i di i

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Monitoring ,ondition=peration InformationTreeing

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T)an yo"