tailieunhanh - Electricity Infrastructures in the Global Marketplace_2

Tham khảo sách 'electricity infrastructures in the global marketplace_2', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Status of Power Markets and Power Exchanges in Asia and Australia 383 At the end of 2001 Transmission Facilities Substation Facilities Circuit length C-km Number of Transformer substation capacity Ovehead Underground Total ea ea MVA 765 kV 662 - 662 666 1 1 110 345 kV 7 234 111 7 345 9 914 65 63 577 180 kV HVDC 30 202 232 553 - - 154 kV 16 111 1 465 17 576 24 581 449 78 119 66 kV 1 531 9 1 540 7 112 25 1 225 22 kV - - - - 9 248 Total 24 037 1 778 25 815 42 826 540 144 279 Table Current status of KEPCƠ s transmission grid facilities Peak Demand Installed Capacity MW as of year end Capacity MW Nuclear Coal LNG Oil Hydro Total Margin 2001 13 720 15 530 12 870 4 870 3 880 50 860 43 130 Record 100 17 720 18 170 16 810 4 670 4 490 61 850 2005 51 860 100 23 120 24 270 20 440 4 820 6 390 79 020 2010 60 620 100 Table Mid-to-long term forecast in demand and supply Company Base Middle Peak Total MW MW MW MW KOSEPCO 3 565 500 1 500 5 565 KOMIPO 3 400 0 3 337 6 737 KOWEPO 3 066 1 400 2 880 7 346 KOSPO 3 000 400 2 200 5 600 KEWESPO 2 900 1 800 2 800 7 500 KHNP 15 715 0 528 16 243 OTHERS 0 58 4 186 4 244 TOTAL 31 646 4 158 17 431 53 235 100 Table Power capacity for generation companies in South Korea 2002 384 Electricity Infrastructures in the Global Marketplace Figure Demand and facility capacity by regions At present the data about transmission system of North Korea are insufficient and are not arranged well. There are only a little data from Russia UN CIA the Korean Board of Unification etc. Accordingly the previous researches of interconnection in the Korean Peninsula have just focused on the analyses of the present data and scenarios. This study assumes that the power system in North Korea is divided into 5 areas. The power system in North Korea is smaller than that in South Korea. Most of the hydroelectric power plants are located in the hilly region of the