पत स च / Address List 1. म ख य अ भय त (एचप स व जल प9रय जन ) एप ज नक, ह दर ब द/ Chief Engineer (Generation I), APGENCO, Hyderabad 2. म ख य अ भय त (प9रय जन ), एप ज नक, ह दर ब द/ Chief Engineer (Projects), APGENCO, Hyderabad 3. म ख य अ भय त (वय त ण ल), एप M न स क, ह दर ब द/ Chief Engineer (Power System), APTRANSCO, Hyderabad. 4. म ख य अ भय त ( उत प दन), टएसज नक, ह दर ब द/ Chief Engineer (Generation), TSGENCO, Hyderabad 5. म ख य अ भय त (प9रय जन ), टएसज नक, ह दर ब द/ Chief Engineer (Projects), TSGENCO, Hyderabad 6. म ख य अ भय त (वय त ण ल), टएसM न स क, ह दर ब द/ Chief Engineer (Power System), TSTRANSCO, Hyderabad 7. म ख य अ भय त (इल.Oडज़ ईन), क प स एल, बगल र/ Chief Engineer (Ele. Designs), KPCL, Bangalore 8. म ख य अ भय त ( आर ट), क प टस एल, बगल र/ Chief Engineer (RT), KPTCL, Bangalore 9. म ख य अ भय त, एसएलड स, क प टस एल, बगल र/ Chief Engineer, SLDC, KPTCL, Bangalore 10. म ख य अ भय त (एम.ट.एस), ट नज डक, च न न / Chief Engineer (MTS), TANGEDCO, Chennai (Fax No: 044 28585804) 11. म ख य अ भय त (जल वय त), ट नज डक, च न न / Chief Engineer (Hydro),TANGEDCO, Chennai (Fax No: 044 28553356) 12. म ख य अ भय त (स रण एव स च र), ट एन ई ब, च न न / Chief Engineer (Protection & Communication), TANTRANSCO, Chennai 13. म ख य अ भय त (प र षण), ण ल च लन, एचएमट क ल न, क एसईब, कलमस स र-683503/ Chief Engineer (Transmission) System Operation, HMT Colony, KSEB, Kalamassery-683503 14. अध क अ भय त -, वय त वभ ग, 137, एनएसस ब स स ल, प द च र- 605001/ Superintending Engineer I, Electricity Department, 137, NSC Bose Salai, Puducherry 605001 (Fax No: 0413-2331556) 15. ज एम ( च व अन ) द -, प वरUड, सक दर ब द/ GM (O&M), SR-I, PGCIL, Secunderabad 16. ज एम ( च व अन ) द -, प वरUड, बगल र/ GM (O&M), SR-II, PGCIL, Bengaluru 17. मह ब धक (ओ एस), एनटप स, दण य म ख य लय, सक दर ब द/ General Manager (OS), NTPC SRHQ, Secunderabad 18. म ख य मह ब धक,टप एस- वस त र,एनएलस,न व ल / 607807 -Chief General Manager, TPS-I Expn. NLC, Neyveli-607807 (Fax No: 04142 265303) 19. म ख य अ भय त (प र षण) एनप स आईएल, म बई/ Chief Engineer (Transmission), NPCIL, Mumbai. 20. क "नद शक, क ज एस, क ग, कन #टक/ Station Director, KGS, Kaiga, Karnataka 21. क "नद शक, एमएप एस, कल पक कम/ Station Director, MAPS, Kalpakkam 22. क "नद शक, क क एनप प, "तXनल व ल जल, त मलन ड - 627106/ Station Director, KKNPP, Thirunelveli Dist, TamilNadu-627106 23. Y प प ज स टन, एज एम (ईएम), एनटईस एल, च न न -103/ Shri P.P. Gestine, AGM (EM), NTECL, Chennai-103. 24. Y एम भ कर, मह ब धक ( व अ), एनटप एल, ह ब#र ए ट ट, त त क ड - 628004/ Sh. M. Prabhakar, GM (O&M), NTPL, Harbour Estate, Tuticorin 628004 (Fax No: 0461 2352842)
25. Y स य# क श, उप ] य (च लन व अन रण), ज एसड^ _ य एनज` ल. त रणग_ ल, ब_ ल र 583275/ Shri Surya Prakash, Vice President (Operations & Maintenance), M/s JSW Energy Ltd, Toranagallu, Bellary-583275 26. Y श त र म प, सह उप ] य (वय त एव प9रय जन ), ज एसड^ _ य एनज` ल. त रणग_ ल, ब_ ल र 583275/ Shri Shantharam Pai, Associate Vice President (Electrical & Projects), M/s JSW Energy Ltd, Toranagallu, Bellary-583275 27. Y आर व भbए, उप ध य ( च लन) य प स एल, बगल र/ Shri R.V.Bhat, Vice President (Operations), UPCL, Bangalore 28. सह उप ध य ( स रण व म ट9र ग), अद न प वर ल, 8-ए, 'स भव' जज भवन क स मन, ब दकद व, अहमद ब द- 380015, ग जर त / Associate Vice President (Protection & Metering), Adani Power Ltd, 8-A, Sambhav, Opp. Judge s Bungalow, Bodakdev, Ahmedabad 380 015, Gujarat, India 29. Y dबय त च$बत` (ध न वय त एव स आई अन रण) टप स आईएल, e य नप रम / न लf त X U म, म त क र म डल, एसप एसआर न _ ल र- 524344/ Sh. Bidyut Chakraborty (Head Electrical and C&I Maintenance), TPCIL, Pyanampuram/ Nelaturu Village, Muthukur Mandal, SPSR Nellore 524344 (Fax No: 0861 305 2304) 30. Y आर एस क म र व म, सल ह र(वय त), स ईप एल, म लमरड र U म, ओ+bपदरम त _ ल क, त त क ड - 628105, त मलन ड / Sh. R.S. Kumaraswamy, Advisor (Electrical), CEPL, Melamarudur Village, Ottipidaram Taluk, Tuticorin 628 105, Tamil Nadu (Fax No: 0461 2614297) 31. Y <कश र आक# ट, व9र. उप ] य ( व अ), आईएल व एफएस, टप स एल, स प द प b ड क, परनग प b, भ वनग9र त _ ल क, क डल र जल, त मलन ड - 608502/ Sh. Kishore Arcot, Sr. Vice President (O&M), IL&FS Tamilnadu Power Company Ltd., C.Pudhupettai (post), Parnagipettai, Bhuvanagiri Taluk, Cuddalore Dist, Tamilnadu 608502 (Fax No: 0414-4252991) *****
SOUTHERN REGIONAL POWER COMMITTEE BENGALURU Additional Agenda for the 64 th Meeting of Protection Coordination Sub-Committee of SRPC to be held on 25 th May, 2017 (Thursday) 1. Additional Grid Occurrences The following Grid Occurrences would also be discussed in the meeting: Sl. No. Details of Event Date & Time Reason Category 1 Tripping of 220 kv Edamon-Tirunelveli line-2 13-04-2017 at 20:41 hrs R-phase to earth fault had occurred in line. Auto-reclose was successful at Tirunelveli and line tripped from Edamon GI-1 2 Guttur-Narendra line 20-04-2017 at 18:01 hrs Direct trip was received at Narendra. FIR, DR and EL of Guttur end were not furnished to validate the tripping 3 4 Tripping of 400kVGooty- Nelamangala line Tripping of HVDC Gajuwaka Pole-1&2 and 400 kv Jeypore- Gazuwaka line-1&2 24-04-2017 at 09:29hrs 28-Apr-17 at 8:44 and 9:07 hrs TEED operation at Gooty. FIR, DR and EL of both not furnished Pole-1 got tripped due to failure of auxiliary supply changeover. 400kV Jeypore-Gazuwaka line-2 got tripped on operation of over-voltage protection. Pole-2 east shunt reactor got failed and this inturn resulted in tripping of HVDC pole-2 due to Pole-2 Y block activation. 400kV Jeypore-Gazuwaka line -1 also got tripped during the incident. 5 Raichur(PG)-Gooty-1 28-04-2017 at 22:46 hrs Line tripped on B-phase to earth fault. Line did not aut-reclose 6 VTPS-Satenapalli line-2 30-Apr-17 at 4:28 hrs Line tripped on B-phase to earth fault. FIR, DR and EL of both ends were not furnished to validate the tripping Constituents are requested to furnish the following information in respect of the above grid occurrences to have fruitful discussion. (a) Single line diagram of the station with switching devices, CT, PT and relay details. (b) Cause of the tripping & Remedial Action taken (c) Relay setting details Constituents are requested to bring/ furnish full particulars of the tripping events pertaining to their system. Additional Agenda for the 64 th Meeting of PCSC scheduled to be held on 25 th May, 2017 Page 1
2. Perturbations experienced at 400 kv TPCIL Station M/s TPCIL vide their mail dated 19.05.2017 has requested to deliberate on the following events, which have been experienced at their 400 kv switchyard on several occasions in the past few months: Sl. No. Date & Time of Perturbation Nature of Perturbation (Voltage dip / Current Variation / Voltage Variation With Voltage Details)(Fault Phase ref- RYB) 1 29-01-2017@2.01&7.38hrs Fault on B, IN>1 2 21-2-2017@18.03hrs Fault on R, Zone-3 3 22-02-2017@4.55hrs, 6.01hrs, 6.15hrs, IN>1 6.25 & 6.54hrs 4 28-2-2017@ 4.53hrs, 5.15hrs, 5.44hrs & Fault on B,V< 1 6.36hrs 5 2-3-2017 @1.57hrs, 2.04hrs, 3.55hrs, Fault on B, Zone3&V<1 3.55hrs, 5.02&6.05 6 11-04-2017@ 2.41 & 2.56hrs Fault on Y, Zone-3 7 12-04-2017@ 2.51hrs IN>1 8 13-04-2017@ 2.50, 3.59 & 4.38hrs Fault on Y, IN>1 9 07-05-2017@ 13.40, 14.05, 14.38, 14.58, & 16.16hrs Fault on Y, Zone-3, IN>1, V<1 It may be noted that there were no actual tripping of any of TPCIL evacuating lines in any of the stated events. However, experience of perturbations in line/ GT relays had been a recurrent phenomenon at TPCIL end. In this regard, all concerned Constituents, viz., TPCIL, PGCIL (SR-I), MEPL, SEL, APTRANSCO and APGENCO, are requested to kindly present their perspective w.r.t. above events factoring in the possibility of occurrence of faults in the adjoining 400/ 200 kv network. SRLDC is requested to present corresponding PMU plots for the above events. ***** Additional Agenda for the 64 th Meeting of PCSC scheduled to be held on 25 th May, 2017 Page 2