Breakdown characteristics of oil-pressboard insulation in converter transformer under composite electric field and its test method

Gaodianya Jishu/High Voltage Engineering

Volumn 37, Issue 9, 2011, Pages 2205-2210

  Wang, Yong Hong ^a   Wei, Xin Lao ^a   Chen, Qing Guo ^a  

^a HARBIN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

AC voltage test; Breakdown field strength; Composite electric field; Converter transformer; DC voltage test; HVDC; Oil and pressboard insulation

Indexed keywords

AC VOLTAGE; BREAKDOWN FIELD; COMPOSITE ELECTRIC FIELD; CONVERTER TRANSFORMERS; DC VOLTAGE; HVDC; PRESSBOARD INSULATION;

DC TRANSFORMERS; ELECTRIC FIELDS; ELECTRIC TRANSFORMER INSULATION; ELECTRIC TRANSFORMER TESTING; INSULATION; TESTING;

OIL FILLED TRANSFORMERS;

EID: 80055008712     PISSN: 10036520     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (23)

1. SHU Yin-biao. Present status and prospect of HVDC transmission in China[J]. High Voltage Engineering, 2004, 30(11): 1-2, 20.
2. LIU Zhen-ya. Ultra-high voltage grid[M]. Beijing, China: China Economic Publishing House, 2005.
3. SHANG Chun. Development of ultra-high voltage transmission technology in China southern power grid[J]. High Voltage Engineering, 2006, 32(1): 35-37.
4. LI Xiao-li, CHEN Zu-sheng. Summary of ultra high voltage direct current transmission technology[J]. Guangxi Electric Power, 2009(1): 23-26.
5. WEI Guang-min, CAO Yun-dong, FU Qiang. Prospect on HVDC transmission engineering technology in China[J]. Journal of Shenyang Institute of Engineering (Natural Science), 2009, 5(1): 50-52.
6. LI Yong-wei, ZHOU Kang, LI Li, et al. Design of ±800 kV DC UHV transmission line[J]. High Voltage Engineering, 2009, 35(7): 1518-1524.
7. LIU Ke-zhen, SHU Hong-chun, SUN Shi-yun, et al. Analysis on dynamic characteristic of control mode for ±800 kV Yun-Guang UHVDC[J]. High Voltage Engineering, 2010, 36(1): 190-195.
8. SUN You-liang, WANG Qing-pu, LI Wen-ping, et al. R&D of converter transformer for±800 kV HVDC power transmission project[J]. Electrical Equipment, 2006, 7(11): 17-20.
9. LI Wen-ping, CHEN Zhi-wei, SONG Xiu-sheng, et al. Study on main insulation system of converter transformer for ±800 kV HVDC power transmission project[J]. Electrical Equipment, 2007, 8(3): 5-7.
10. LUO Qing-lin. Main insulation research of 800 kV HVDC converter transformer[J]. Transformer, 2009, 46(11): 7-9, 31.
11. IEEE Working Group on Dielectric Tests for HVDC Stressed Transformers and Reactors. Recommended dielectric tests and test procedures for converter transformers and smoothing reactors[J]. IEEE Transactions on Power Delivery, 1986, 1(3): 161-166.
12. CHANG Hao. Situation & overview of HVDC system localization of China[J]. High Voltage Engineering, 2004, 30(11): 3-4, 36.
13. Takahashi E, Tsutsumi Y, Okuyama K, et al. Partial discharge characteristics of oil-immersed insulation systems under DC, combined AC-DC and DC reversed polarity voltage[J]. IEEE Transactions on Power Apparatus and Systems, 1976, 95(1): 411-420.
14. Raghuveer M R, Kolaczkowski Z, Jin Weifang, et al. Surface electric strength of processed pressboard under composite AC and DC and convebtional stresses[J]. IEEE Transactions on Electrical Insulation, 1990, 25(2): 341-350.
15. Ram S S T, Kamaraju V, Singh B P. Flashover behaviour of converter transformer insulation subjected to superimposed AC and DC voltages[C]//IEEE 1994 Annual Report Conference on Electrical Insulation and Dielectric Phenomena. Arlington, TX, USA: IEEE, 1994: 810-815.
16. Nowaczyk H, Grzybowski S, Kuffel E. Electrical breakdown strength of paper-oil insulation under pulsating voltages[J]. IEEE Transactions on Electrical Insulation, 1987, 22(3): 249-253.
17. Rajan J S, Dwarakanath K, Moorching S N. Comparatice evaluation of dielectric strength of paper-oil insulation under AC, DC, combined, composite AC/DC and impulse voltages[C]//IEEE 1998 Annual Report Conference on Electrical Insulation and Dielectric Phenomena. Atlanta, GA, USA: IEEE, 1998: 236-239.
18. IEC61378-2 Converter transformer part 2: transformers for HVDC applications[S], 2001.
19. IEEE Std C57.129-1999 IEEE trial-use standard general requirements and test code for oil-immersed HVDC converter transformers[S], 2000.
20. ZHANG Chang-shuan. HVDC test for converter transformer[J].High Voltage Apparatus, 2002, 38(3): 7-9.
21. HE Yi-yan. Structure and standard and test of HVDC converter transformer[J]. Electrical Equipment, 2006, 7(1): 53-57.
22. CHEN Zhong, CAI Ze-xiang. On-site DC voltage withstand test of ±800 kV DC equipment[J]. High Voltage Engineering, 2009, 35(10): 2356-2360.
23. WANG Yong-hong, WEI Xin-lao, CHEN Qing-guo, et al. Breakdown characteristics of converter transformer insulation under composite AC and DC voltage[C]//The 9th International Conference on Properties and Applications of Dielectric Materials (ICPADM 2009). Harbin, China:[s.n.], 2009: 634-637.