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[Ư] EMTP ̿ ؼ
2009 9 4 () 15:39:00 |   ( 2009 8ȣ - ü )

EMTP ̿ ؼ




ڷ ¼ ش , ȸ翡 ŷڵ (ұ) å Ѵ.
¼ ħ <׸ 1> 츦 Ÿ´. öž ϸ öž  öž Ѵ. ȣ ÷ ȣ ¼ Ͽ, θ İ Ǿ ¼ ν ҿ ħѴ. ̰ ڶ Ѵ. ܿ ¼ ݷ, α ݿ  ҿ ħѴ. ̷ ħԷ ޽ (LIWV : Lightning Impulse Withstanding Voltage) Ϸ ϴ ϸ Ƿڱ  ȣ, Ƿڱ Ư̳ ġ ϸ Ⱑ ı Ǵ Ͼ ִ. ϱ ħ ο ߻ϴ ϰ ʿ䰡 ִ . EMTP(Electro Magnetic Transients Program) ̱ BPA(Bonneville Power Administration) 1968⿡ ߵ ° м α׷, Ϲ ؼ α׷ ̿ǰ ִ. ⼭ EMTP ؼ ϰ е Ѱ  ϰ Ѵ.



ؼ

̳ öž ؼ Ϻȸ ȸ ϰ ִ. 66, 77 ̻Ǵ 信 ̿ϴ Ϲ ؼ Ϻ߾ӿ ڼȸ  䰡 Ǿ ؼ Ȯƴ. ֿ ؼ <ǥ 1>, ǥ
ؼȸδ <׸ 2> .




̷ ()е ؼ Ȯ ū ǥ(JEC 0102-1994) ̶ ϰڴ. ȭƿ Ƿڱ ȭ, ġμ , κй Ҿ, پ · ҿ EMTP ؼ ϰ ġϰ ǽ, ν LIWV UHV ⿩ߴ. <׸ 3> LIWV õ ̴.

275 ޽ ؼ

EMTP ؼ е 275 GISҿ ǽ Ը ޽ ؼ ҰѴ. ޽ ߻(IG) ִ 1440 IG̴. ¿ ϱ IG ΰ ߷ 180m Ÿ д. <׸ 4> ޽ ΰ Ÿ ̴.
EMTP ؼ ڼ ̵ ؼϿ ǽߴ.



<׸ 5> ¼ ΰ ΰ(ν̺) а ؼ ̴. ΰ (5öž)κ ιݻ簡 17 ڿ Ÿ. ̰ η(׺) ö 5öž Ÿ( 2400m) ¼ ݼӵ(300m/)κ ð ġϸ ġѴ.
ΰ Ƿڱ Ƿڱ - Ư ġѴ. Ϲ Ƿڱ TYPE92 θ ڷ, - Ư Ѵ. Ƿڱ ؼ ġϹǷ ؼ Ÿ缺 ִ.



̿ܿ 275 ȸ л ƴ϶ PT( б) 2ȸ е ÿ ؼ ߴ.  ȸ Cable Constants ̿ ߴ. PT ȣ 2Ǽ ȭߴ. Ǽ Ǽ Ǽκ ڱδϽ ȣδϽ Ǽ Ǽ ̳ Ǽ ö 뷮 ߴ. м <׸ 6> . ȸο ߻ 200 ļ 뷫 Ǽ Ͽ 2ȸο ִ.



77 ħ м

77 ҿ ġ ġϿ ڿ ڿ ħ <׸ 7> Ÿ´. 1ȣ(1L) Ƿġ ġǰ, 2ȣ(2L) ȣ ġ д.
ΰŰ (Rogowski Coil) ҷκ 700m öž α̸, -35ͷ ȴ. 2L B, R, Ƿġ ġ 1L ʰ Ƿġ ȿ Ÿ. ̴ Ÿ ε Ȯ ִ. <׸ 7> Ա Ÿ ̴. ȸ (ݶ) Ƿڱ⿡ ѵȴ. ħϱ , ϴ ؼ 鸮 , ̰ ȯ ȴ. ȯ̶  ܸ( ) öž ⿡ ̸ öž ʿ 帣 ֹ, ֿ ȴ.
տ ؼ ̿ ʱ ״ ؼ ϸ <׸ 8> ȣ ȣ ÷ ̳ Ƿġ ۻ ġ ġ ʴ´.



̷ EMTP ϴ ؼ ̿ϴ õǰ , ׸ ġ ʴ. <׸ 9> ս п ¼ ø ؼ ε <׸ 7> Ȯ ִ.



̻ EMTP ؼ о Ұߴ. ̿ܿ ݷ ؼ о߿ EMTP ؼ ̷ ־, ؼ ־ EMTP 뼺 뼺 ǽ . ׷ ó EMTP ϱ⿡ ־ ű⿡ ؼ FDTD(Finite Difference Time Domain) Surge Simulation ó ġ ڰ м α׷ ϴ ϴ.
EMTP <׸ 10> ߴ. <׸ 10> ؼ е ٸ , ܽð , е ȣ, ׷ 10% ؼ𵨿 ĶͰ Ÿ ũ ߻Ѵ.
EMTP Է ۼ, ֱٿ ATPDRAW EMTPWORKS ӽ ̽(Man Machine Interface) EMTP α׷ ʽڶ ϰ ٷ ְ ƴ. ׷ ڴ ؼ Ǵ Է Ͱ ŸѰ Ŀ ٸ ̲ ֵ ߿ϴ.

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