#1Sri Lanka Presentation SAARC Workshop on "Load/Power Flow Studies Using PSS/E for Efficient National & Cross Border Interconnected Power Systems in South Asia" 18-20 July, 2018 Thimphu, Bhutan TLL CEYLON ELECTRICITY BOARD Eng. P.L.G. Kariyawasam Additional General Manager(Transmission) Eng. U.N. Sanjaya Electrical Engineer (Transmission Planning)#2Power Sector Framework-Sri Lanka (Sri Lanka Electricity Act-2009 as amended in 2013) Policy Maker Government, Ministry of Power and Renewable Regulator Energy Generations Transmission Public Utilities of Sri Lanka (PUCSL) Ceylon Electricity Board (CEB) Independent Power Producers Power Purchase Agreements CEB Power Sales Agreements 22 LECO LECO-Lanka Electricity Company (Pvt) Ltd Distribution CEB-1 CEB-2 CEB-3 CEB-4 Consumers#3Country Information as at 2017 Population GDP per capita Area Installed Capacity Peak Demand Annual Electricity Demand Electrification Level Per Capita Electricity Consumption 21.2 million M 3,835 USD (2016) 65610 km² 4036 MW 2523 MW 14,620 GWh 99% 603 kWh per yr#4Installed Generation Capacity Other Renewable Energy 14% as at 2017 IPP Thermal-Oil 17% 15% CEB Thermal-Oil 20% CEB Hydro 34% CEB Thermal-Coal CEB Hydro CEB Thermal - Coal CEB Thermal - Oil IPP Thermal Oil Other RE Total Capacity (MW) 1377 810 604 687 558 4036#5Peak Demand (MW) 5000 4500 4000 3500 3000 Peak Demand Forecast 2500 14726 14527 4335 i4149 2000 3972 3804 3643 3491 13346 3208 3077 1500 2903 2738 1000 500 0 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 Electricity Demand Growth Rate - 4.6%#60 Capacity (MW) 2000 4000 2018 2019 6000 Generation Forecast Major Hydro Coal Combined Cycle-LNG Combined Cycle-Oil 12000 Oil Gas Turbine Wind 10000 Solar Pumped Hydro Mini hydro Biomass Peak Demand 8000 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037#7The Map of Sri Lanka Transmission System in Year 2018 Thermal Generation - Coal KOTUGODA KERAWALAPITTYA KOTAHENA FORT KOLLUPITIVA ANTYAKANDA KELANIYA KHD ANI GANGA S'KANDA KILANITISSA BIYAGAMA CHUNNAKAM ANURADHAPURA KILINOCHCHI N VAVUNIA NEW ANURADHAPURA KOLONNAWA HABARANA PUTTALAM ATHURUGIRIYA MAHO BATTARAMULLAL ☐ PUTTALAM PS MARADANA HAVELOCK TOWN SRI J'PURA DEHIWALA RATMALANA ORUWALA PANNIPITTYA PADUKKA NEW CHILAW MADAMPE 3km PANNALA THULHIRIYA BOLAWATTA KATUNAYANE VIYANGODA KOTUGODA KERAWALAPITIYA BIYAGAMA KURUNEGALA N KIRIBATHKUMBURA NAULA POLONNARUWA BOWATENNA UKUWELA PALLEKELE RANDENIGALA KEGALLE VICTORIA KOTMALE UPPER KOTMALE WIMALASURENDRA OLPITIYA LAXAPANA SEE LAWAKA KOSGAM KELANITE KOLO WA SAPUCASKANDA ATHU UGERIYA SRIJ'PU RATMALANA PANNIPITTYA PADUKKA ORUWALA PANADURA NEW NUW ELIYA NEW POLPITIYA LAXAPANA 220kV Line 132kV Line 132kV Underground Cable 220/132 kV Grid Substation 132/33kV Grid Substation Hydro Power Station Thermal Power Station Grid Substations 132/33 kV (No./ Capacity [MVA]) 220/132/33 kV (No./Capacity [MVA]) 220/132 (No./Capacity [MVA]) 220/33 kV (No./ Capacity [MVA]) 132/11 kV (No./ Capacity [MVA]) Transmission Lines (Route length) 220 kV, 2 cct. / (km) 220 kV, 1 cct. / (km) 132 kV, 4 cct. / (km) 132 kV, 2 cct. / (km) 56/4474 4/1600/380 4/1510 1/75 5/369 582 20 4 1845 415 51 132 kV, 1 cct. / (km) 132 kV UG cable / (km) TRINCOMALEE Reactive Power Sources Breaker Switched Capacitors / (Mvar) 485 RA TEMBE CANYON BALANGODA HORANA RATNAPURA SAMANALAWEWA KUKULE MATUGAMA AMBALANGODA Main Load Center GALLE DENIYAYA EMBILIPITIYA BELIATTA MATARA BADULLA HAMBANTOT3 Hydro Generation VALACHCHENA VAVUNATIVU AMPARA MAHIYANGANE INGINIYAGALA MONARAGALA#8The Map of Sri Lanka Transmission System in Year 2021 PORT KOTUGODA VEYANGODA KERAWALAPITIVA ANIYAKANDA KIRINDIWELA KELANTYA BIYAGAMA NI IGANGA NADUKUDA CHUNNAK.AM POONERYN NOTHERN NCRE COLLECTOR KILINOCHCHI MANNAR VAVUNIA ANURADHAPURA NEW ANURADHAPURA TRINCOMALEE KAPPALTHUREI NEW HABARANA PUTTALAM HABARANA BATTARAMULLA ATHURUGIRIYA MAHO PUTTALAMPS PORT FORT KOLONNAWA PETTAH HUNUPITIYA SLAVE ISLAND MARADANA KOLLUPITIA HAVELOCK TOWN ORUWALA SRIJPURA PADUKKA DE HIWALA FATMALANA PANNIPITIYA NAULA 220kV Line 220kV Underground Cable 132kV Line 132kV: Underground Cable 220 kV Switching Station 220/132 kV GS 220/33 kV GS 132/33 kV GS 132/22 kV GS Hydro Power Station Thermal Power Station Solar Park Wind Park POLONNARUWA VALACHCHANAI BOWATENNA NEW CHILAW KURUNEGALA MADAMPE 5km PANNALA UKUWELA BOLAWATTA PALLEKELE RAGALA KIRIBATH KUMBURA VAVUNATIVU AMPARA MAHIYANGANE INGINTYAGALA RANTEMBE THALAPITIGALA BADULLA KATUNAYAKE VEYANGODA RANDENIGALA KOTUGODA THULHIRIYA KEGALLE VICTORIA KERAWALAPINYA BIYAGAMA MORAGOLLA KOTMALE UPPER KOTMALE KIRINDIWELA KELANTISSA KOLONNAWA KIRINDIWELA SRI J'PURA RATMALANA SAPUGASKANDA SEETHAWAKA RATTARAMULLA BATTA ATHURUGIRIYA KOSGANC PANNIPLINAALA PADUKKA PANADERA NEW POLPITIVA POLPITTY LAYAPANA HOMAGAMA CANTON KESBEWA WEWALWATTA HORANA MILLANIYA N RATNAPURA KALUTARA MATUGAMA KUKULE NAWALAPITIYA BROADLANDS MALIBODA NUWARA ELIYA WIMALASURENDRA LAXAPANA BALANGODA SAMANALAWEWA AMBALANGODA GALLE DENTYAYA EMBILIPITIYA BELIATTA MATARA HANBANTOTA L MONARAGALA UMA OYA ETHIMALE#9The Map of Sri Lanka Transmission System in Year 2027 KARAM 220kV Line 220kV: Underground Cable 132kV Line 132kV: Underground Cable 220 kV Switching Station 220/132 kV GS 220/33 kV GS PORT KOTUGODA JA ELA LEGO KAWALAFITTYA ANIVARANDA KELANIVA КРЕЧИМА BADUROLDA SKANDA BAGAMAN GANGA PEALAM SEW OLONNAWA SLAVE ISLAND BATTARAMUELA Tow RAJAGIRITA AERUGIA KARASINDA KOLLUPHY HAVELOCK TOWN SEPURA WELLAWATIA BATALANA PANNPIYA POOKER HAMAR SÚTHERN NERE COLLECTOR MANNAR SOLAR VAVINIA KOKILA ANURADHAPURA NEW ANURADHAPURA NEW LARANA HABARANA PUTTALAM MASO RECTICA KIRIYANICALLITA WARAPOLA NEW CHELAR ADAME PANNALA KATENATATINAKO VERCOMER KERAWALPITA KELANTA my TRIGANA KIRIBATHUMBURA MALIBOA L MORACOLLA OMALE SAULA BOATENA TRA PALLERLE BAGALA TRIMALEX 132/33 kV GS 132/22 kV GS Hydro Power Station Thermal Power Station Solar Park Wind Park KAPPALINERE AMPOOR POLONKARUWA RANDENHALA VICTORIA UPPER ROTMALE WALAPITIVA LATARAKA WIMALASURENDMA KOLOKRAWA BATTARANELLA ATHURRIYA KOSGAHA KEW ALDERICA POLITICA LAXARA NUWARA ELIA RATMALAN PANNPITIVA ORA ROMAGAMA WELINADA CARVOR SWA WEHALWATLA HORANA BALANGODA PANDORA RATNAPURA KAHAWAITA KALUTARA MATUCANLA KUKULR KALAWANA AMBALANGODA SAMANALASEWA BANTEN SERENDWARA SLARANGANE THALAMITHAA BDULLA EDEA OYA WALACHCHANUM MONARNALA VAVUNATIVE KTHIMALE SOLU DIMIVAA EMBEPTIVA TAMARAN HAMIANTOTASOLAR BADORGAMA ENGLANGA -7 GALLE НАМВАНТОТА PORT HAM MAKARA AMPARA POTTUVIL#10Renewable Energy Development Present Installed Capacity (MW) 6000 as at 2017 Biomass Solar PV 5000 27 MW Wind 128 MW 151 MW Mini Hydro 342.159 Major Hydro 1383 MW Wind 128MW Solar Rooftop - 100MW Solar Grid Scale - 50MW Total VRE-278MW Capacity (MW) 4000 3000 2000 1000 Major Hydro 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 Mini hydro Wind Biomass Solar 2037#11Capacity Share (%) 100% Future Generation mix 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 Major Hydro Biomass ■ Oil Wind ■ Coal Gas Turbine Mini hydro Combined Cycle-LNG Pumped Hydro Solar Combined Cycle-Oil#12adimanagalam Proposed Cross Border Interconnection with India Nagamalai Paravai Puthukottai ruparankundam angalam 48 km Sivarakottai Kalligudi Karapatti NH Vellarinatti alor Madurai-New Sivaganga Kalayarkoil NH 226 Maravamangalam Aaviyur Shanmuganathapuram NH 210 Thondi Mimisal Kankasanturai Nelliady Point Pedro Jaffna A9 Chavakachcheri Virudhunagar Krishnapuram NH nampatti Sattur NH 7 Palava Natham Tiruchuli Aruppukkottai Pandalkudi NH 45B patti Ettaiyapuram KeelaEeraal odhum Vendran Kurukkuchalai Tharuvaikulam NH 7A Thoothukudi yankudi Partibamiyur 130 km Paramagudi Devipattinam NH Cluttarkottai 49 Ramanathapuram Pana T Kalari Kunchchikadu Dhanushkodi Den Centre New Cable Terminaton Point (India) Panaikulam NH Rameshwar.m 49 50 km New Overhead line Perunali valino kam Sayalgudi Vembar (Land/Sea: India) • • Pudhukkottai Athimarapatti Laccadive Technical and Economical feasibility studies are carried out between CEB and Power Grid India to interconnect two Networks by DC link. A Joint Technical Team has been appointed A32 Alipalai Aliavalai Jaffna Lagoon Nawaladi New cable proposal 70km Kiranchi Chundikkulam Santuary Kilinochchi A35 Puthukkus Gulf of Mannar Marine National Park New Cable Termination Point (Sri Lanka) Thirukketiswaram 14 Mannar Madhu Road Sanctuary Mundumurippu Talaimannar Adaikkalamoddai Overhead line Silavatturai (Sri Lanka) Ghant's Tank 160 km Sanctuary Nulumwewa A9) Vavuniya kuttiuruwa Pawiragollewa Etakada Wilpaththu National park Mahawilachchiya Madavachchiya Puttalam R Kannimaduwa Anuradhapura Kalpitiya New Habarana a Pac -Mayata G#13Transmission Planning Commissioned Tr. Projects of past & present year Present maximum demand of Grid Substations National Power & Energy Demand Forecast Existing Tr. Network model Grid Demand Forecast MV Distribution development plan Generation expansion plan Future system studies No Tr. Expansion proposals Satisfactory Yes Long term Transmission Development Plan Capacity enhancement proposals#14• • • ● • • Challenges Delay of implementation of committed transmission infrastructure due to Environmental and Social Considerations Raising of Finance for the Development Proposals Integration of Indigenous Renewable Energy Sources to meet the Renewable energy targets Transmission Infrastructure development - ― out of hand Implementation schedules Operational Planning restrictions India-Sri Lanka cross border interconnection - - - Selecting most feasible line route Section of interconnection type (VSC or LCC) Power exchange agreement Optimizing the reactive power requirement in the network Human Resource Development and Capacity Building.#15Thank You