ABT Tarrif Presentation

8/20/2019 ABT Tarrif Presentation

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ABT / IEGC CLAUSES

While making or revisingtheir declaration of

capability, the generatorshall ensure that theirdeclared capability duringpeak hours is not less thanthat during other hours.

ABTSchedule-I ara ! "iii#

"age iii#

Capability Declaration during Peak hours:


13/53

ABT / IEGC CLAUSES

The generating units

operating at about $%%&of their '() shall becapable of "and shall notbe prevented from # going

at least up to $%*& oftheir '() +henfreuency falls suddenly.

I( (hapter-/,

ara /.0"g#"age /.0#

Generation beyond DC


14/53

ABT / IEGC CLAUSES

ABTSchedule-I ara1"ii#

"agev#

S2( for Thermal Stations

shall be the 3(, +ith allbefore-the-fact revisions 4updating. The declared

capacity shall not e5ceedthe installed capacity.



15/53

ABT / IEGC CLAUSES

In case it is observed that thedeclaration of its capability by

the generator is on lo+er sideand the actual generation ismore than 3(, then 6I chargesdue to the generator on

account of such e5trageneration shall be reduced to7ero and the amount shall becredited to+ards 6I account ofbene8ciaries in the ratio of

ABT Schedule-$ ara-/

"age vi#



16/53

ABT / IEGC CLAUSES

In case of gas turbine 4combined cycle stations,the generator shall give3( for units 4 modules ongas fuel and 3( for units 4modules on liuid fuelseparately.

ABTSchedule-I ara 1

"9ote $#"age v#

Separate Schedules for Gas/Liquid


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ABT / IEGC CLAUSES

):3( may direct the

S:3(s4 ISS toincrease4decrease theirdra+al 4 generation in

case of contingenciese.g. overloading of lines 4transformers, abnormalvoltages, threat tos stem securit .

I((hapter-;ara ;.1.<

"age-;.!#

Revision of Schedules initiated by RLDCs


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ABT / IEGC CLAUSES

):3( may revise the

schedule in the interestof better systemoperation +.e.f 1th time

block.

ABTSchedule-$ara-!"5v#

Revision of Schedules initiated by RLDCs


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ABT / IEGC CLAUSES

)evision of declared capability by

generator "s# and reuisition bybene8ciary"ies# for the remainingperiod of the day +ill also bepermitted +ith advance notice.)evised schedules 4 declaredcapability in such cases shallbecome e=ective from the /th timeblock, counting the time block in+hich the reuest for revision has

been received in ):3( to be the

ABTSchedule-$ ara "5iv#

"age "iv#

Revision of schedules at the request of Generators/States


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ABT / IEGC CLAUSES

While 8nalising the above dailygeneration schedules for the

ISS, ):3( shall ensure thatthe same are operationallyreasonable, particularly interms of ramping-up4ramping-

do+n rates and the ratiobet+een minimum andma5imum generation levels.

I((hapter-;ara ;.*.;"age ;.*#

Raping!up/Raping!do"n


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ABT / IEGC CLAUSES

The )egional :oad 3espatch

(entre may give suchdirections and e5ercise suchsupervision and control as

may be reuired for ensuringintegrated grid operationsand for achieving thema5imum economy and

e>ciency in the operation of

I( (hapter-0

ara 0.0. "0#"age 0-$#

#ntegrated Grid $perations and %conoey


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ABT / IEGC CLAUSES

The primary ob?ective of integratedoperation of the )egional grids is toenhance the overall operationaleconomy and reliability of theentire electric po+er net+orkspread over the geographical area

of the interconnected States.articipant utilities shall co-operate+ith each other and adopt ood6tility ractice at all times for

satisfactory and bene8cialo eration of the )e ional rid.

I((hapter-/ara /.$

"a# "age /-$#



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ABT / IEGC CLAUSES

I(

(hapter0ara0./"$#

"age0-1#

Sub?ect to the provisions ofsub-section **"!# of the Act,

State :oad 3espatch (entre ina State may give suchdirections and e5ercise suchsupervision and control as may

be reuired for ensuring theintegrated grid operations andfor achieving the ma5imum

economy and e>ciency in theo eration of the o+er s stem



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ABT / IEGC CLAUSES

The system of each State

shall be treated and operatedas a notional "@e5ible# controlarea. The summation ofscheduled dra+al from ISS

and any bilateral inter-changeshall provide the dra+alschedule of each State, andthis shall be determined in

advance on daily basis.

I( (hapter-;ara ;.1 "0#

"age ;-0#



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ABT / IEGC CLAUSES

The )egional grids shall be operated asloose po+er pools in +hich the Statesshall have full operational autonomy, andS:3(s shall have the total responsibilityfor-

i# scheduling 4 despatching their o+ngeneration "including the generation oftheir captive licensees#,

"ii# regulating the demand of their

customers,

"iii# scheduling their dra+al from the ISS"+ithin their shares in the respectiveplants capability#,

I((hapter-;ara ;.1"$#"age ;-$#



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ABT / IEGC CLAUSES

Based on the reuisitions

given by the bene8ciaries andtaking into account technicallimitations on varying thegeneration and also taking

into account transmissionsystem constraints, if any,):3( shall prepare theeconomically optimalgeneration schedules.

ABT Scheduleara ! "vi#

"age iii#



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Existing Tariff Availability Based Tariff

Based on K.P.Rao CommitteeReport

Based on E.C.C Report

Two Part Tariff

I. Fixed Carges

II. !ariable Carges

Tree Part Tariff

I. Capa"ity Carges

II. Energy Carges

III. #.I.Carges

Fixed "arges re"overy

proportional to $rawal.It t%sbe"omes single part tariff

Capa"ity "arges re"overy

proportional to Entitlement & Allo"ation of Capa"ity 'are

F.C. f%lly re"overed at ().*+,P-F in"l%ding deemed

generation

C.C.f%lly re"overed at T.A. of+, as de"lared by te

/enerating Company.

TARIFF COMPARISON


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What is Availability

Availability means te readiness of te generating station todeliver Ex.B%s o%tp%t expressed as a per"entage of its rated

Ex.B%s o%tp%t "apability as per rated "apa"ity.

0 It is different from te existing terminology1 present

term in"l%des only te stat%s weter in servi"e 2 3,4 or

o%t of servi"e 2 ,4.

0 Te term availability in te present "ontext "o%ld be

defined as te 56 "apability of te generator for s%pplying tote grid after a""o%nting for te planned and %nplanned

o%tages and d%ration d%e to non availability of a%xiliaries1 f%el

and water.

TARIFF COMPARISON


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Te f%el ris7 is generallypassed on to te benefi"iaries. Te f%el ris7 is wit 8TPC.

Te Rate of Ret%rn sall be3(,

Te Rate of Ret%rn at 39, isprote"ted.233+9:la"s&yr4

Interest on -oan is at a"t%als; passed on to tebenefi"iaries.

+.:,of fixed "arge2+.:, of+9(3


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Te >;5 Carges are ).:,of "%rrent "apital "ostes"alated ?3, per ann%m.

Te base level od >;5 sallbe average of a"t%al >;5expenses in te last five years23@@:@( to 3@@@) 4es"alated twi"e ?3, tobring it to 3@@@ ) level.

Es"alation in >;5 "ost to beprovided on te basis of aweigted pri"e index of CPI

29,4 and 6PI 2(,4.Base >;5 to be es"alated atte rate of (, per ann%m forte tariff period.2)3@=la"s&yr4

TARIFF COMPARISON

TARIFF COMPARISON


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In "ase a"t%al es"alation is

witin ), of tis1 it sall beabsorbed by te %tility.$eviation beyond ), will bead%sted for wi" petition willave to be filled.

All Tax on in"ome in"l%dingin"entive is pass tro%g.

'ame sall "ontin%e.Tax on teoter in"ome streams a""r%ing tote "ompany sall not be passtro%g.

Tax Es"row a""o%nt to be opened byea" benefi"iaries.

Tax to be billed on regional basis sotat benefi"iaries paying iger "ostof new stations are also provided

advantage of tax oliday.

TARIFF COMPARISON

TARIFF COMPARISON


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Interest on wor7ing "apital

in"l%des

Existing pra"ti"e to "ontin%e

Coal3.: mon1se" f%el)mon

>;5 exp3mon23,Es"4

Re"eivables)mon2f"Dv"4

=3: la"s2)(*4

TARIFF COMPARISON

a4 F%el "ost for one mont

and f%el sto"7 of 3: days

for pit ead stations ; =

days sto"7 for non pit ead

stations "al"%lated on

normative P-F basis.b4 ( days sto"7 of

'e"ondary f%el oil"al"%lated on normative

P-F basis."4 >peration ;

5aintenan"e expenses2Cas4 for one mont.

TARIFF COMPARISON


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0d4 5aintenan"e spares

maxim%m of 3, of "apital "ostb%t not ex"eeding one yearsre%irement less one fift ofinitial spares already"apitalised.

e4 Re"eivables e%ivalent totwo monts average billing"al"%lated on normative P-Fbasis.

Existing pra"ti"e to "ontin%e.

TARIFF COMPARISON

TARIFF COMPARISON


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8o provision of $evelopment

'%r"arge.

Te generating "ompany sall

be entitled to a developments%r"arge of :, on every billfor fixed "arges raised by it.

Te $.C.sall not be payablefor plants operating ex"l%sivelywitin a state.

-evy of $evelopment'%r"arge sall be s%be"t tote following "onditionsG

TARIFF COMPARISON


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:, F.C. re"overable even at

Hero P-F

Proportionate re"overy of C.C

for Availability between to+,

Co%ld be in"reased to +: ,s%bse%ently at any time if te

experien"e di"tates s%" are%irement

Tis1 owever "o%ld be"onsidered for relief after d%e

%stifi"ation for plants aving

operational problem.

/ross /eneration ; $eemed/eneration is Certified by REB

Availability is determined byREB based on de"lared

"apability for ea" time blo"7.


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For Certifi"ation of Ba"7ingdown1 te "apability to bedetermined by #nrestri"ted/eneration d%ring Pea7Period.Ba"7ing down sall be

te differen"e between"apability and te a"t%algeneration.

8o Provision for "ertifi"ation of$eemed /eneration.

!ariable Carges sall be paidon ea" %nit of A"t%al Energysent o%t from te station.

Energy Carges sall be paidon te Ex.B%s '"ed%leEnergy.


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It is te re"overy of variable "arges

based on s"ed%le generation in a time blo"7.

Energy Carges sall be wor7ed o%t on te basis of a

paisa&7w rate on exb%s energy s"ed%le to be sent o%tfrom tr generating station.

E.C. = RATE OF ENERGY CARGES ! SCE"ULE GENERATION

# E! BUS $

E%&'(y )ha'(&s*

Te rate of variable "arges as well as F%el pri"e ad%stment

sall be governed as per notifi"ation iss%ed by />I.


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Existing Tariff A.B.T

O+&'ati%( N,'-s

. &at Rat&

C,al Bas& Stati,%

'tabilisation G )( K"al&Kw

'%bse%ent Period G ): K"al&Kw

29 K"al&Kw sall be ded%"ted in : 56 %nits forele"tri"ally driven BFP4

Gas / Li01i Bas& Stati,%

6ito%t 8ox Control 6it 8oxControl

>pen Cy"le =3: K"al&Kw =3@K"al&Kw

Combined Cy"le )3 K"al&Kw )3):K"al&Kw

Existing to

"ontin%e)9(9.)@7"al&7w4

APC*.@=,s

'P >I-)ml&7w


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2. A13ilia'y P,4&' C,%s1-+ti,%

C,al Bas& Stati,%

6itC.T 6ito%t C.T

) 56 'eries @.:, @.,

: 56 'eries

6it T$BFP +., *.:,

6it 5$BFP @.:, @.,

Gas / Li01i Bas& Stati,%

>pen Cy"le 3.,

Combined Cy"le =.,

2$%ring te stabilisation period1 normative APC sallbe re"7oned at .:, over and above te fig%respe"ified above.4

Existing to "ontin%e

APC*.@=,


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5. S&),%a'y 61&l Oil C,%s1-+ti,%

'tabilisation Period :. ml&Kw

'%bse%ent Period =.: ml& Kw

9. Stabilisati,% P&'i, 'tabiliation period"ommen"ing from te date of "ommer"ialoperation sall be re"7oned as follows G

Coal Based & Termal 'tation 3+ $ays

>pen "y"le /as ; 8apta based station @

$aysCombined "y"le gas ; 8apta based station @ $ays

Existing to"ontin%e

'p.>il )ml&7w


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7. "at& ,6 C,--&')ial O+&'ati,% Th& at&,6 ),--&')ial ,+&'ati,% ,+&'ati,% ,6 i%ivi1al1%its shall b& '&)8,%& as 6,ll,4s *

C,al Bas& / Th&'-al Stati,% N,t &3)&&i%( 9:ays 6',- th& at& ,6 sy%)h',%isati,%.

Gas / Li01i Bas& Stati,% F',- th& at& ,6Sy%)h',%isati,%

Existing to"ontin%e


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In"entive is payable ? 3Paisa & Kw for every 3,in"rease in P-F 2In"l%dingdeemed generation4 above(+.9@ , .

Target availability+,.): paise&%nit flat rate.

In"entive billing in te ratio ofFixed Carges billed.

In"entive billing in te ratio ofEnergy '"ed%led bybenefi"iaries beyond targetP-F.


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8o provision for #ns"ed%ledInter"ange Carges.

#ns"ed%led Inter"angeCarges sall be appli"able onte differen"e between a"t%algeneration & drawal and tes"ed%le generation & drawal.

#.I. 'all be wor7ed o%t onea" 3: min%te time blo"7.

#.I. Rate be based on teaverage fre%en"y of te timeblo"7.


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8o provision for #ns"ed%ledInter"ange Carges.

Te #.I. Rates are as %nder.0:.: J and above < Hero

[email protected] and below < 9)P&Kw

0Between [email protected] ; :.: Jte #I rate is linear in steps of.) J wi" is 9.+ Paisa


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;7:

7.


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Availability ta'i66 i-+l&-&%tati,%

S)h&1l&

S,1th&'% R&(i,% :.:;.2::

East&'% R&(i,% :.:7.2::

N,'th&'% R&(i,% :.:?.2::

W&st&'% R&(i,% :.:9.2::

As re%ested by CT#1 CERC as extended implementation of

ABT in 8R ; 6R.

N,'th&'% R&(i,% :.:?.2::

W&st&'% R&(i,% :.:9.2::


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O+&'ati,% St'at&(y

0 A"ieve iger "apa"ity availability so tat fixed "ost

"an be re"overed %i"7ly.

0 Improvement in performan"e parameters so tat tese

"an be 7ept well below te normative val%es1 t%s

spending less for te same Ex.B%s energy.

0 Reg%lating te generation as per te fre%en"y profile

and ba"7down wen system fre%en"y is ig.6en #I

pri"e is lower tan te marginal "ost of generation.

To ma7e te rigt de"ision1 weter to generate or ba"7

down 1 te marginal "ost line 2 variable "arges4 "an be

s%perimposed on te #I pri"e&fre%en"y "%rve.

0 8o loss is s%ffered so long as te generation follows

te s"ed%le irrespe"tive of system "onditions.


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9@. :.:

STATION @ . C.#+aisa/84h

A 7:

B ::

C


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O+&'ati,% St'at&(y

0 It sall be desirable for te ma"ines to followfre%en"y in "oordinated "ontrol wit fre%en"y infl%en"e

on. Te dead bands "an be "osen for ea" ma"ine

based on marginal "ostI pri"e relation.


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P'&'&01isit& / I%6'ast'1)t1'& R&01'i-&%t 6,'

Availability Ta'i66

0 Reliable and dedi"ated voi"e ; data "omm%ni"ation

-in7 between ea" generating station 1 R-$C ; R

0 'etting %p regional "ontrol rooms for "ontin%o%s monitoring

and intera"tion wit R-$C&REB and stations.0 Installation of spe"ial energy meters for re"ording te

system parameters at a spe"ified time interval23:min4.

0 'ystem for Certifi"ation of Availability.

0 Finalisation of modalities & arrangements for %nloading of

data from te meters and ele"troni" transfer of te same to

R-$C and REB.


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P'&'&01isit& / I%6'ast'1)t1'& R&01i'&-&%t

6,' Availability Ta'i66

0 $evelopment of software for "e"7ing te Regional energy

a""o%nt.

0 Transparent settlement me"anism and energy

a""o%nting metodology.

0 Transparent >perating R%les 1 Agreements and

'ystem /%idelines.


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A)ti,% R&01i'& Iss1&s

0 Tere so%ld be software system s%pport available to te

operating personnel to de"lare availability and to ta7e de"isionregarding #.I.

0 Tere is a need to wor7 o%t te a"t%al "ost inp%t for

generation at different P-F. To wor7 o%t te margin available

at different loading of te ma"ine for de"iding abo%t te #.I.

0 Tere is a need to develop "ommer"ially oriented wor7

"%lt%re.

0 Tere is a need for vario%s se"tions to a"t as internal

"%stomer to ea" oter to optimise te "apa"ity1 reso%r"es and

brea7down time.


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ABT Tarrif Presentation

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