Procedure for making application for Grant of Connectivity in STS
PROCEDUREFORMAKINGAPPLICATIONFOR GRANTOF CONNECTIVITYINSTS
1.OUTLINE
1.1.ThisProcedureisinaccordancewiththevariousprovisionsofthe“Terms and Conditions of Intra State Open Access Regulations of Gujarat Electricity Regulatory Commission Notification No.3 of 2011 hereinafter referred toas “the Regulations”.
1.2.ThisProcedureshallapplytotheApplicationsmadeforGrantofConnectivitytothe transmission lines or associated facilities with such lines on the Gujarat State Transmission System(STS), received by the GETCO/State Transmission Utility (STU) on or after (dtd. ).
1.3.Application for grant of connectivity can be made by
1.3.1. AGeneratingstationofinstalledcapacity of4MWandabove,includingacaptive generating plant of exportable capacity of 4 MW and above.
1.3.2. A bulk consumer who intends to avail supply of a minimum load of 4 MWfrom the
State Transmission System.
1.4.Applicant(Generator/bulkconsumer)alreadyconnectedtogrid(regionalorstate)are not allowed to apply for additional connectivity.
1.5.Thenodalagencyforgrantof“Connectivity,Long-termaccessandMedium-term openaccess totheGujarat State Transmission System”shallbetheSTUi.e.Gujarat Energy Transmission Corporation Limited(GETCO).
1.6.Applicantgranted“Connectivity”withthegridatthepointspecifiedbySTUshall have to approach STU atleast more then 2 (two) years prior to physical interconnectionforobtainingConnectionOffer. Further,applicantwillhavetosign “Connection Agreement” with STU prior to the physical inter-connection. In case the connectivity isgrantedtotheTransmission systemof an transmissionlicenseeotherthan theSTU,atripartiteagreementshallbe signedbetweentheapplicant,theState Transmission Utility and such transmission licensee, in line with theprovisionsofCentral Electricity Authority(TechnicalStandardsforConnectivityto
1
Procedure for making application for Grant of Connectivity in STS
the Grid) Regulations, 2007. After signing of the Agreement, Nodal Agency will provide a copy of the same to SLDC.
1.7.TheSchedulingJurisdictionof allStateUtilitiesand Stateentitieswillremain withtheStateLoadDispatch Centre(SLDC).SLDC shall be responsiblerealtimemonitoring, issuanceofswitchinginstructions, energyaccounting andmanagementof UI Pool A/c etc. for suchState utilities/State entities.
1.8. The applicantshall have to comply with the provisions ofCentral Electricity Authority (Technical Standards for Connectivity to the Grid) Regulations, 2007.
1.9. Applicant shall not have dual connectivity of Gujarat STU and ISTS.
2.SUBMISSION OF APPLICATION
2.1.AnApplicationforGrantofConnectivitytoGujarat STSshouldbesubmittedinasealed envelope with “Application for Grant of Connectivity” clearly marked on the envelope. The application shall be addressed to
Additional Chief Engineer ((R&C)
Gujarat Energy Transmission Corporation Limited
Corporate Office, Sardar Bhuvan,
Eace Course, Vadodara-390 007
2.2.AnApplicationforGrantofConnectivityto GujaratSTSshallbemadeaspertheapplication formatforconnectivityandshallcontaindetails suchas,geographicallocationofthe generationproject,unit-wisecommissioningschedule,quantum ofpowertobe interchanged(thatisthequantum ofpowertobeinjectedin thecaseofagenerating stationincludingacaptivegeneratingplant,whichshouldnotbelessthan4MW andquantumofpowertobedrawninthecaseofabulkconsumerwhichshouldnot belessthan4MW)withtheState Transmission System[FORMAT-CON-2: “Application for Grant ofConnectivity”].
2.3.Application shall be accompanied by a non-refundable fee as specified in theRegulations i.e.
Sl. / Quantum of Power to be injected/offtaken into/fromSTS / Non-refundableApplicationFees
(Rs. Lakhs)
1 / Upto 50 MW / 2
2 / More Than 50 MWand upto 100 MW / 3
3 / More Than 100 MWand upto 500 MW / 6
4 / More than 500 MW / 9
2.4.ApplicationfeesaretobedirectlycreditedtoGETCOAccountelectronically through RTGS as per details given below:
a) Payee:Gujarat Energy Transmission Corporation Limited
b) Name of Bank : Bank of India
c) Branch:Alkapuri
d)IFSC:BKID0002501
e) A/c No.:250120100001167
ProvidedthatproofofpaymentdirectlycreditedtoaboveGETCOaccount must be attached with the application.
2.5.All applications received during the month shall be treated to have been made concurrently.
2.6.AnincompleteApplication,and/oranApplicationnotfoundtobeinconformitywith these Procedures and Regulations, shall be rejected.
3.CHANGESTO THE APPLICATION ALREADY MADE
3.1.Anymaterialchangeinthelocationofthegenerationproject/drawlpointorchange inthe10% quantum ofpowertobeinterchangedwiththeIntra- State transmission system shall require filing of fresh application alongwith applicable feesandthealreadyfiledapplicationshallbeconsidered disposedandapplicationfee shall be forfeited.
3.2.Ifanyapplicanthasalreadybeengrantedconnectivity and subsequentlyappliesafresh with material changes as provided abovein para – 3.1, then the already granted connectivityshall stand cancelled.
4.GRANT OF CONNECTIVITY
4.1.Onreceiptoftheapplication,theGETCOshall,inconsultationandthroughcoordination with other agencies involved in State Transmission System to be used, includingif theDistribution Licenseenetworkislikely tobeused,process the applicationandcarryoutthenecessary inter-connectionstudyasspecifiedinthe CentralElectricity(TechnicalStandardsforConnectivitytotheGrid)Regulations,2007.
4.2.The outcome of processing of application for grant of connectivity shall be communicatedtotheapplicantwithin60daysfrom lastdayofthemonthinwhichtheapplication has been received as perFORMAT-CON-3.
Procedure for making application for Grant of Connectivity in STS
5.3.Applicantgranted“Connectivity”withthegridatthepointspecifiedbyGETCOshall have to apply for “Connection Offer” to GETCO atleastmorethen1(one)yearspriorto physicalinterconnectionasperformatgivenat FORMAT-CON-4.Hereitmaybe mentioned that it is advisable that the applicants to apply above connection offer as early as possible for enabling themhaving lead time for any type of access.
5.4.The GETCOwill process the Connection Offer application and will intimate the ConnectionOfferasperformatgivenatFORMAT-CON-5whichclearlyindicates the responsibility, requirements for establishing physical interconnection. Pursuant to the Connection Offer, the applicant shall have to sign “Connection Agreement” with STU prior to the physical inter-connection as per format given at FORMAT-CON-6. Incasetheconnectivity isgrantedtothetransmission system of an transmission licensee other than GETCO,atripartiteagreement shallbesignedbetweentheapplicant,the State Transmission Utilityandsuchtransmissionlicensee,inlinewith theprovisionsofCentral Electricity Authority(TechnicalStandardsforConnectivity to the Grid) Regulations, 2007. After signing of the Agreement, NodalAgency will provide a copy of the same to SLDC.
6.INTERCHANGE OF POWER WITH THE STS
6.1.Thegrantofconnectivityshallnotentitleanapplicanttointerchangeanypowerwith thegridunlessitobtainslong-term access.
6.2.TheApplicantshallensurethatitsunscheduledinterchangewiththegridisonly limitedto inadvertentchanges onlyanddoesnotcauseanytransmissionconstraint.In case of repeated instances of unscheduled interchange with grid leading to transmissionconstraintsorgrid violations and continuedviolationofinstructionof SLDCtoreducesuchinterchange, wouldentailcancellation of connectivity. The SLDCmay report such matter to respective Commission-GERC.
6.3.However, generating station, including captive generating plant, which has been grantedconnectivitytothegridshallbeallowedtoundertaketestingincludingfull load testing by injecting its infirm power into the grid before being put into commercialoperation,evenbeforeavailing anytypeofopenaccess,afterobtaining permissionoftheGujarat StateLoad DispatchCentre,which shallkeepgrid securityinviewwhilegrantingsuchpermission.Thisinfirm powerfrom agenerating station or a unit thereof, other than those based on non-conventional energy sources, thetariffofwhichisdeterminedbytheGERC,willbegovernedbytheCentral ElectricityRegulatoryCommission(TermsandConditionsofTariff)Regulations.
Procedure for making application for Grant of Connectivity in STS
Thepowerinjectedintothegridfromothergeneratingstationsasaresultof this testing shall also be charged at UI rates.
6.4.TheGeneratingStationincludingCaptiveGeneratingStationwillsubmitlikelydate ofsynchronization,likelyquantum andperiod ofinjectionofinfirmpowertothe SLDC at least one month in advance. UIchargesfor suchinfirmpowerwouldbepaidfromtheStateUIPool.
7.CONSTRUCTION OF DEDICATED TRANSMISSION SYSTEM
7.1.AnapplicantmayberequiredbytheGETCOtoconstructadedicatedsystemtothepoint ofconnectiontoenableconnectivity tothegridwhichshallbeowned,operatedand maintained by the GETCO. The prevailing O & M charges as approved by the Commission shall be charged for the dedicated transmission lines and associated Bays and equipments. The amount shall be paid by the applicant for the term of Long Term Agreement. In case where augmentation of substation is involved the generating station shall also bear the cost of bay, breaker in the substation and equipment for interconnection of real time data to SLDC.
8.GENERAL
8.1.Theapplicantshallkeepthenodalagencyindemnifiedatalltimes and shall undertake to indemnify, defend and keep the nodal agency, harmless from any and all damages, losses, claims and actions including those relating toinjurytoordeathof anypersonordamagetoproperty,demands,suits,recoveries, costs and expenses, court costs, attorney fees, and all other obligations by or to third parties, arising out of or resulting from such grant of connectivity.
8.2.Allcosts/expenses/chargesassociatedwiththeapplication,includingbankdraft,bank guarantee etc. shall be borne by the applicant.
8.3.The applicant shall abide by the provisions of the Electricity Act, 2003, Indian Electricity Grid Code and GERC Regulations, as amended from time to time.
8.4.This procedure aims at easy and pragmatic disposal of applications made for ConnectivitytoSTS.However,someteethingproblemsmaystillbeexperienced. Thevariousimplicationswouldbeknownonly afterpracticalexperienceisgainedby way of implementing these procedures. In order to resolve the same, this procedure shall be reviewed or revised by the Nodal agency with priorapproval of GERC.
8.5.Allcomplaintsregardingunfairpractices,delays,discrimination,lackofinformation, supplyofwronginformationoranyothermatterrelatedtograntofconnectivitytoSTS shall be directed toGERC for redressal.
FORMAT-CON-1
On Non Judicial Stamp paper Rs.10
AFFIDAVIT
InthematteroffilingapplicationtoGujarat Energy Transmission Corporation Limited,forgrantofConnectivity under GERC Regulations 2010.
I……(Name)……S/o Shri ……(Father’s name)… working as…….(Post)……. in
……(nameoftheCompany)………..,havingitsregisteredofficeat………(addressof the company)…….., do solemnly affirmand say as follows:
1.Iam the…..(Post)…….of…..(NameoftheCompany)………,therepresentativeinthe abovematterandam dulyauthorizedto filethe aboveapplicationand tomakethis affidavit.
2. I submit that M/s……..(name of the company)……. is a registered company
…….(PublicLtd/Pvt.Ltd.)…….RegisteredunderCompaniesAct. UndertheArticleof
AssociationoftheCompanyandinaccordancewiththeprovisionsofElectricityAct,
2003/relevant Regulation(s) of GERC, the company can file the enclosed application.
3. Isubmitthatallthedetailsgivenintheenclosedapplicationforgrantof Connectivity/MediumTermOpenAccess/LongTerm Accessalongwithnecessary documents are true and correct and nothing material has been concealed thereof.
(Signature)
Name of the Applicant
(To be duly attested by Notary)
Procedure for making application for Grant of Connectivity in STS
FORMAT-CON-2
Applicationfor grant of Connectivity
1Name the Applicant
2Address for Correspondence
3Contact Details
Prime Contact Person
Designation Phone No.(Landline) Phone No.(Mobile) Fax
Alternate Contact Person
Designation Phone No.(Landline) Phone No.(Mobile) Fax
4Nature of the Applicant
Normal Generator Captive Generator Bulk Consumer
5DetailsforConnectivity
5a. Capacity(MW) for which connectivity is required
5b. Date from which connectivity isrequired
6Location of the Generating Station / Bulk Cosumer
Nearest Village / TownDistrictState
Latitude
Longitude
7Installed Capacity of the Generating
Station
Unit-1
Unit-2
Unit-3
Unit-4
Unit-5
Unit-6
1
8Commissioning Schedule of the
GeneratingStation(new)
Unit-1
Unit-2
Unit-3
Unit-4
Unit-5
Unit-6
1
9Details of the Generating Station
Name of the Power Plant Promoter Fuel
Source of Fuel
GenerationVoltage
Step-up Voltage Is it an identified project of CEA Base Load / Peaking
10Details of Nearest 400/220/132/66 kV sub- stations
Sub-Station-1
1
Sub-Station-2
Sub-Station-3
Voltage levels available Owner Distance(Km)
Voltage levels available Owner Distance(Km)
Voltage levels available Owner Distance(Km)
1
Procedure for making application for Grant of Connectivity in STS
11Details of DD/Cheque (Application
Fee)
Amount (in Rs.) DD/Cheque No.
Date Bank Name Branch Name
Procedure for making application for Grant of Connectivity in STS
FORMAT-CON-3
Intimation for grant of Connectivity
1IntimationNo.
Date :
2Ref. Application No.
Date :
3Name of the Applicant
4Address for Correspondence
1
5Nature of the Applicant
Normal Generator Captive Generator Bulk Consumer
1
Procedure for making application for Grant of Connectivity in STS
6DetailsforConnectivity
6aCapacity(MW)for which connectivity is granted
6bPoint at which Connectivity is granted
6cDate fromwhich connectivity is granted
6dTransmission SystemRequired for Connectivity
6eImplementing Agency for transmission system required for connectivity
6fAgencies between whichagreement is to be signed for implementation of transmission systemrequired for connectivity
7Transmission Charges Applicable
8Amount (in Rupees) for which Bank Guarantee is to be provided by the applicant
9Location of the Generating Station / Bulk
Cosumer
Nearest Village / Town
District
State
Latitude
Longitude
1
10Installed Capacity of the Generating Station
Unit-1
Unit-2
Unit-3
Unit-4
Unit-5
Unit-6
1
1
11Commissioning Schedule of the Generating
Station
Unit-1
Unit-2
Unit-3
Unit-4
Unit-5
Unit-6
1
Procedure for making application for Grant of Connectivity in STS
FORMAT-CON-4
APPLICATON FORM FOR SEEKING CONNECTION TOSTATE TRANSMISSION SYSTEM
General Information to the Applicants
1.This application form outlines the information that GETCO requires to process an application for connection to Gujarat State Transmission System (STS).
2.Prior to Grant of Connectivity to GujaratSTS is prerequisite for seeking connection to STS.
3.Basedontheinformationprovidedthroughthisapplication, GETCO shall issue “Connection Offer” to the applicant. The connection offer shall include allocation of “Bay” in the substation where connection has been sought.
4.The“ConnectionOffer”shall also outlinebroadtechnical requirementsinlinewiththe applicableCEARegulations(Technical Guidelines for Connectivity to Grid) Regulations 2007, Grid Code and other best industry practices to ensure safe operation, integrity and reliability in the grid.
5.Pursuant to getting “Connection Offer” the applicant shall be requiredto sign“ConnectionAgreement” as per the provisions of CEA Regulations (Technical Guidelines for Connectivity to Grid) Regulations 2007, Grid Code.
Procedure for making application for Grant of Connectivity in STS
APPLICATON FORM FOR SEEKING CONNECTION TO STATE TRANSMISSION SYSTEM
A.DETAILS OF APPLICANT
1. / Name of the Applicant Company / :2. / Details of Grant of Connectivity
(a)Connectivity IntimationNo. (b)Date
2. / Address for Correspondence / :
3. / Contact Person
3.1 Prime Contact Person
(a)Name
(b)Designation (c)Phone No. (d)FAX
(e)E-mail
3.2Alternate Contact Person
(a)Name
(b)Designation (c)Phone No. (d)FAX
(e)E-mail / :
4. / Status of Applicant Company (Pleasetick the
appropriatebox) / : / Generating Station including
Captive generating plant
Bulk Consumer
5. / Estimated time of completion of project
(Please enclose PERT chart)
Procedure for making application for Grant of Connectivity in STS
B.MAPS AND DIAGRAMS
1.Provide necessary survey of India topo sheet clearly marking the location ofthe proposed site. Schedule - I
2.Provide site plan (both hard and soft copy in AutoCAD 2000 & above version) in appropriatescale.Schedule – II. The site plan should indicate following details
a. The proposed location of the connection point
b. Generators
c. Transformer d. Site building
3.Provide an electrical Single Line Diagram(SLD) of the proposed facilitydetailing all significant items ofplant. The plan is to be submitted in both hard copy and soft copy in AutoCAD 2000 & above version Schedule - III
C.DETAILSOF CONNECTION - GENERATION PLANT
1. / Type of Generation Plant (Hydro, Thermal,Gas etc / :
2. / Rating of Generator Units / : / Schedule – IV
3. / MaximumExport Capacity Required / :
4. / In case of hydro generator, the expected
4. / MaximumImport Capacity required
Thisistheamountofimportcapacitythatthe site will require during startup (MVA) / :
5. / Station house load during normal operating
conditions (MW/MVAR) / :
6. / Expectedrunningregimee.g.baseload,
peaking etc / :
7. / GeneratorDataforFault(ShortCircuit
Studies) / Schedule – V
8. / Dynamic Simulation Data Generator
Excitation
Power SystemStabilizer / Schedule – VI Schedule –VII
Schedule – VIII
Procedure for making application for Grant of Connectivity in STS
D.DETAILS OF CONNECTION – BULK CONSUMER
1. / Type of Load (Industrial/Commercial)including type of industry, i.e. electric furnace, rolling mills, manufacturing, assembly line,
etc. / :
2. / Peak requirement of load in MVA, MW and
MVAR / :
3. / Peak import required in MVA, MW and
MVAR / :
4. / Month-wise Peak import required in MVA,
MWand MVAR / :
5. / Month-wise Energy requirement in MUs. / :
6. / Data for Fault (Short Circuit Studies)
E.DETAILSOF CONNECTION – DATA AND VOICE COMMUNICATION
1. / Type DataGateway( Remote Terminal Unit/ Substation
Automation SystemGateway) / :
2. / Data Communication connectivity Standard
followed
(As per interface requirement and other guideline made available by the SLDC) / :
3. / Write here the communication media,
interface and capacity being targeted for connection for Data and voice Communication / :
Procedure for making application for Grant of Connectivity in STS
This is to certify that the above data submitted with the application are pertaining to connection sought for the STS. Further, any additional data sought for processing the application shall be furnished.
AuthorizedSignatory
Of Applicant
Name : Designatio: Seal :
Place : Date :
Schedule – I : Survey of India topo sheet clearly marking the location of the proposed site
Schedule – II : Site plan in appropriate scale.
Schedule – III : Electrical Single Line Diagram (SLD) of the proposed facility detailing all significant items of plant.
Procedure for making application for Grant of Connectivity in STS
Schedule – IV : Rating of Generating Units
(Add additional sheets if number of units are more)
Unit – 1 / Unit - 2 / Unit – 31. / Unit Rating(MVA)
2. / Normal Max. Continuous Generation Capacity at
Normal operating temperature (MW)
3 / Normal Max. Continuous Export Capacity at Normal
operating temperature (MW)
4 / Maximum(Peaking) generating Capacity at min
ambient air temperature (MW)
5 / Maximum(Peaking) Export Capacity at min ambientair temperature (MW)
6 / MinimumContinuous Generating Capacity (MW)
7 / MinimumExport Generating Capacity (MW)
8 / Normal Maximum Lagging MVAR at rated MW
output
9. / Normal Maximum leading MVAR at rated MW
output
Please attach a capability Curve :
Drawing no. of the Capability
Diagramattachment
Procedure for making application for Grant of Connectivity in STS
Schedule – V : Generator Data forFault (Short Circuit Studies)
All data to be provided on pu machine MVA base
1. / Direct Axis Transient Reactance(Unsaturated) / Xd’
2. / Sub-transient Reactance(Unsaturated) / Xd”
3. / Synchronous Reactance / Xs
4. / Zero Phase Sequence Reactance / Xo
4. / Negative Phase Sequence Reactance / X2
Schedule – VI : Dynamic Simulation Data
1
GeneratorData
All data to be provided on pu machine MVA base
1
1. / Direct Axis Positive Phase SequenceSynchronous Reactance / Xd
2. / Quadrature Axis Positive Phase Sequence Synchronous
Reactance / Xq
3. / Direct Axis Transient Reactance (unsaturated) / Xd’
4. / Quadrature Axis Transient Reactance (unsaturated) / Xq’
5. / Sub-Transient Reactance (unsaturated) / Xd’’
5. / Armature Leakage Reactance / Xl
6. / Direct Axis Transient open circuit TimeConstant (Secs) / Tdo’
7. / Direct Axis Subtransient open circuit Time Constant(Secs) / Tdo’’
8. / Quadrature Axis Transient open circuit Time Constant(Secs) / Tqo’
9. / QuadratureAxis Subtransient open circuit
Time Constant(Secs) / Tqo’’
10. / Inertia of complete turbogenerator (MWs/MVA) / H
11. / Please provide open circuit magnetization curveenter drawing
number here or mention “assume”
if this not available then GETCO shall assume magnetic saturation characteristics as per theAnnexure-I
Procedure for making application for Grant of Connectivity in STS
Excitation Data
PleasesubmitLaplacedomaincontrolblockdiagram thatrepresentsthegeneratorexcitation system inaccordancewiththeIEEEstandard excitationmodelorasotherwiseagreedwith GETCO.Thiscontrolblockdiagram shouldcompletelyspecifyallthetimeconstantsand gainstofullyexplainthetransferfunctionfromthecompensatororgeneratorterminalvoltage andfieldcurrenttogeneratorvoltage.Alist ofacceptableIEEEstandardexcitationmodel available with PSS/E simulation package used by GETCO is shown inAnnexure-II.
Please fill/tick the appropriate box below: Please assume
OR
Ifthe excitation data is not available at this stage then GETCO shall assume exciter model given atAnnexure-III which represents a typical excitationmodel.
Assume the model given at Annexure-III as our model
1
Procedure for making application for Grant of Connectivity in STS
Schedule – VII: Two Winding Transformer Data
1. / Transformer positive sequence resistance (R1%)2. / Transformer positive sequence reactance (X1%)
3. / Transformer zero sequence resistance (R0%)
4. / Transformer zero sequence reactance (X0%)
5. / Transformer Vector group
5. / Nature of Tap Changer (on load/off load)
6. / Number of steps and step size
Schedule – VIII: Three Winding Transformer Data
1. / Transformer Vector group2. / Positive sequence resistance (R1HL1%) between HV/LV1
3. / Positive sequence reactance (X1HL1%) between HV/LV1
4. / zero sequence resistance (R0HL1%) between HV/LV1
5. / zero sequence reactance (X0HL1%) between HV/LV1
6. / Positive sequence resistance (R1HL2%) between HV/LV2
7. / Positive sequence reactance (X1HL2%) between HV/LV2
8. / Transformer zero sequence resistance (R0HL2%) between HV/LV2
9. / zero sequence reactance (X0HL2%) between HV/LV2
10. / Positive sequence resistance (R1L1L2%) between LV1/LV2
11. / Positive sequence reactance (X1L1L2%) between LV1/LV2
12. / zero sequence resistance (R0L1L2%) between LV1/LV2
13. / zero sequence reactance (X0L1L2%) between LV1/LV2
14. / Positive sequence resistance (R1HL1//L2%) between HV/(LV1+LV2)
15. / Positive sequence reactance (X1HL1//L2%) between HV/(LV1+LV2)
16. / zero sequence resistance (R0HL1//L2%) between HV/(LV1+LV2)
17. / zero sequence reactance (X0HL1//L2%) between HV/(LV1+LV2
Procedure for making application for Grant of Connectivity in STS
Annexure-I
Open Circuit magnetization curve