Northeast Asia Power Interconnection Transmission Route Strategy in South Korea

Transcription

1 Northeast Asia Power Interconnection Transmission Route Strategy in South Korea *Sang-Seung Lee, **Yu-Chang Kim, **Joong-Kyo Han, **Jong-Keun Park, ***Seung-Hun Lee, ****Masaharu Osawa, **Seung-Il Moon, and **Yong-Tae Yoon * Korea Electrical Engineering and Science Research Institute (KESRI), Seoul National University, Korea ** School of Electrical Eng,, Seoul National University, Korea *** School of Economics, Seoul National University, Korea ****Economics of Aichi Univ. in Japan.

2 Contents 1. Introduction 2. Power System Status in South Korea 3. Possible Power Line Routing Strategy 4. Conclusion

3 Introduction 1. Introduction

4 Introduction Now, Demands are growing for power interconnections between Northeast Asian (NEA) countries. Technical difficulties of connecting nodes in great distances have been eased. Power markets of NEA countries are changing. Good time to discuss NEA power interconnection strategies!!

5 Power System Status in South Korea 2. Power System Status in South Korea

6 Power System Status in South Korea Power Generation Six Generation Companies Fig. 2. The installed capacity for each generation company. *The information in this figure was obtained from KPX. Fig. 1. The power industry before the restructuring and after the restructuring. *The information in this figure was obtained from KPX.

7 Power System Status in South Korea Transmission System Currently using 765kV or 345kV for trunk routes. 154kV or 66kV for local networks. In The Future, 765kV transmission will be the dominant.

8 Power System Status in South Korea Gross Market Situation Table I Recent supply and demand for electricity Fig. 4. Peak demand, reserve power, and demand growth rates. *The information in this figure was obtained from KEPCO.

9 3. Possible Power Line Routing Strategy

10 Related Documents Goal Short-term Constructing 345kV or 765kV HVAC connection between South Korea and North Korea. Long-term Constructing HVDC or 765kV HVAC connections between NEA countries.

11 - Radial Interconnection Radial Interconnection Case One 345kV or 765kV HVAC connection South Korea : Yangju bus North Korea : Pyongsan

12 - Radial Interconnection Case Two HVDC or 765kV HVAC connection Russia : Irkutsk Mongolia : Ulan Batour China : Shenyang North Korea : Supung, Pyongyang South Korea : Seoul

13 - Radial Interconnection Case Three HVDC or 765kV HVAC connection Russia : Srende-Uchurskaya HPP, Khabarovk, Vladivostok North Korea : Wongi bus, Shinpo, Pyongyang South Korea : Seoul

14 - Radial Interconnection Case Four HVDC or 765kV HVAC connection Russia : Irkutsk Mongolia : Ulan Batour Russia : Vladivostok North Korea : Wongi bus, Shinpo, Pyongyang South Korea : Seoul

15 - Radial Interconnection Case Five HVDC or 765kV HVAC connection Russia : Sredne-Uchurskaya HPP, Irkutsk Mongolia : Ulan Batour Russia : Vladivostok North Korea : Wongi bus, Shinpo, Pyongyang South Korea : Seoul

16 - Radial Interconnection Case Six HVDC or 765kV HVAC connection Russia : Irkutsk, Khabarovsk, Vladivostok North Korea : Wongi bus, Shinpo, Pyongyang South Korea : Seoul

17 - Radial Interconnection Case Seven HVDC or 765kV HVAC connection Russia : Irkutsk Mongolia : Ulan Batour China : Shenyang, Changchun, Harbin Russia : Vladivostok North Korea : Wongi bus, Shinpo, Pyongyang South Korea : Seoul, Heanam, Jeju Japan : Kyushu South Korea : Busan

18 - Radial Interconnection Case Eight HVDC or 765kV HVAC connection Russia : Vladivostok, Irkutsk Mongolia : Ulan Batour China : Beijing, Tianjin, Qingdao South Korea : Seoul North Korea : Pyongyang, Shinpo, Woonggi

19 - Radial Interconnection Case Nine HVDC or 765kV HVAC connection Russia : Irkutsk Mongolia : Ulan Batour China : Beijing, Tianjin, Jinan, Shanghai Korea : Jeju Japan : Kyushu

20 - Loop Interconnection Loop Interconnection Case One 345kV or 765 kv HVAC and HVDC connection Japan : Kyushu South Korea : Jeju, Haenam, Seoul, Busan

21 - Loop Interconnection Case Two 345kV or 765 kv HVAC and HVDC connection Japan : Kyushu South Korea : Jeju, Haenam, Seoul, North Korea : Pyongyang, Supung, Woonggi, Shinpo South Korea : Busan

22 - Loop Interconnection Case Three 345kV or 765 kv HVAC and HVDC connection South Korea : Busan, Seoul North Korea : Pyongyang, Shinpo, Woonggi Russia : Vladivostok Japan : Sapporo, Tokyo, Osaka, Kyushu

23 - Loop Interconnection Case Four 345kV or 765 kv HVAC and HVDC connection Japan : Sapporo, Tokyo, Osaka, Kyushu South Korea : Jeju, Haenam, Seoul North Korea : Pyongyang, Supung, Woonggi Russia : Vladivostok

24 - Loop Interconnection Case Five 345kV or 765 kv HVAC and HVDC connection Japan : Osaka, Tokyo, Sapporo, Kyushu South Korea : Jeju, Haenam, Seoul North Korea : Pyongyang, Supung, Woonggi Russia : Vladivostok, Khabarovsk, Sakhalin

25 - Loop Interconnection Case Six 345kV or 765 kv HVAC and HVDC connection Japan : Sapporo, Tokyo, Osaka, Kyushu South Korea : Jeju, Busan North Korea : Shinpo, Woonggi Russia : Vladivostok, Khabarovsk, Sakhalin

26 - Loop Interconnection Case Seven 345kV or 765 kv HVAC and HVDC connection Japan : Sapporo, Tokyo, Osaka, Kyushu South Korea : Jeju, Haenam, Seoul North Korea : Pyongyang, Supung China : Shenyang, Changchun, Harbin Russia : Khabarovsk, Sakhalin

27 - Loop Interconnection Case Eight HVDC or 765kV HVAC connection Russia : Vladivostok, Khabarovsk, Sredne-Uchurskaya HPP, Irkutsk Mongolia : Ulan Batour China : Beijing, Tianjin, Qingdao South Korea : Seoul North Korea : Pyongyang, Shinpo, Woonggi

28 - Loop Interconnection Case Nine HVDC or (345kV and 765 kv) HVAC connection Russia : Vladivostok, Khabarovsk, Sredne-Uchurskaya HPP, Irkutsk Mongolia : Ulan Batour China : Beijing, Tianjin, Jinan, Shanghai, South Korea : Jeju Japan : Kyushu South Korea : Seoul North Korea : Pyongyang, Shinpo, Woonggi

29 - Loop Interconnection Case Ten HVDC or 765kV HVAC connection Russia : Sakhalin, Khabarovsk, Sredne-Uchurskaya HPP, Irkutsk Mongolia : Ulan Batour China : Beijing, Tianjin, Jinan, Shanghai South Korea : Jeju Japan : Kyushu, Osaka, Tokyo, Sapporo

30 - Loop Interconnection Case Eleven HVDC or 765kV HVAC connection Russia : Vladivostok, Khabarovsk, Sredne-Uchurskaya HPP, Irkutsk Mongolia : Ulan Batour China : Beijing, Tianjin, Jinan, Shanghai South Korea : Jeju Japan : Kyushu, Osaka, Tokyo, Sapporo

31 - Loop Interconnection Case Twelve HVDC or (345kV and 765 kv) HVAC connection China : Changchun, Shenyang, Harbin Russia : Khabarovsk, Sakhalin Japan : Sapporo, Tokyo, Osaka, Kyushu South Korea : Jeju, Haenam, Seoul North Korea : Pyongyang, Supung

32 Conclusion 4. Conclusion

33 Conclusion This Paper Proposed possible scenarios for power transmission routing for South Korea, under the influence of NEA-interconnection. Scenarios are found on ideas of Radial Power System Loop Power System HVDC, 345kV HVAC, 765kV HVAC Will serve as a useful reference to the government of South Korea in establishing future power connection plans.

34 Thank You!