Category Article
[ؿܱƯ] ȸ ¶
2009-01-20

ȸ ¶



ȸ , (ͺ, ͺ, , ), (ܻ󡤻 , , ) Ǵ üȭ зȴ. ⿡ ߿ 3 ̻ , ⸦ ¶ ҰѴ.

ȸ ȭ
ȭ ÷Ʈ ° ٰų(Ⱑ ) ϴ ǰ ⿡ Ǽ ܶҼ ٴ ˷ ִ.
Ǽ , (, ׸ ) ̿ ÿ , , , ȯ Ʈ Ʈ ޾ ȭ ʿ ߻Ѵ. Ǽ ߻ϴ Ư¡ δ ü ö , Ǽ ǥ ö ǥ , ڷγ , ̻(p) ̿ ߻ϴ ִ. 縦 ħϿ Ǽ ª Ѵ. ҿ뷮 , Ǽ Ͱ(Eˣ) Ǽ(Ƽ ̾Ƹ ) ۵Ǵ 찡 , ü αٿ ߻ϸ () ħϿ ܶ Ű 쵵 ִ. Ⱑ Ҿ ° Ǹ Ǽ ǥ Ǵ ̳ ö Ǽ ν ߻ϴ ũ (̺극̼ ũ) ߻Ѵ.
̷ ȭ ⸦ ϰ üϰų Ǽ ö ذ ִ.
ȸ Ǽ ü ȸ Ǽ ϴܿ ġ ÷ ȴ. ⵿ ü µ ȭ Ͽ ȭ ߻ϰ, ̳ܶ ư ü Ҽ ̻ ߻Ѵ. ȯ, , Ʈ ȭ Ǹ ϰ ǰ ᱹ ڰ ̸ 쵵 ִ.
뷮 ͺ ȸ Ǽ ü ϴ ڰ Ǽ ִµ, ⵿ ȸ (ʹ ) ȸ ̰ 簡 ߻Ͽ ü ̷ ν ܶ ڰ ̸ 찡 ִ. ͺ ƸӴ ܺο
κ Ǿ ǰų ܵǴ ȭ ϰ Ÿٴ ǵ ǰ ִ.
ٱ ȸ Ǽ ü ϴ ߿ ٿ 帵 ִµ, αٿ () ϸ ϱ õ ߿ , ɷ ۿѴ. ٿ 帵 κп ִ밡 Ǿ ջ Ĵܿ ̸ 쵵 ֱ õ 󵵰 쳪 ӱ⿡ Ű Ѵ.



1.


ǿȭǰ ִ ¶ ġ κ ڿ ߻ϴ κй(PD : Partial Discharge) ޽ ϴ ַ ǰ ִ. κй ޽ δ ȸο ܵ ġϰų Ʒ ġϴ , Ǽ µ (RTD : Resistance Temperature Detector) ̿ϴ , CT ϴ , 帣 ϴ ߵǰ ִ.

뼾ġ
¶ ġϴ ܵ ġϴ Ʒ ϴ ִ. ¶ ܿ Ű ū . <׸ 1> , ϳ ܵ ġϰ ܷ κй ȣ ð ̿ ܷ  ϴ ǿȭǰ ִ.


ڴ Ǵ ᰡ پϰ κй ٸ Ȯ ʴ. ·δ ġ ٵ Ʈ忡 ȭ ø ϰ ־, 뷫 2~3 Ͽ ȭ ִ ǽϴ Ϲ̴.

RTD
ü RTD 弱 ׳ Ǵ 뷮 ܵ Ͽ 10ձ ļ ִ κй ̿Ѵ.(<׸ 2> )
κй ġ ޱ ļ Ư ̿ , κй ġ ʿϴ. ׷ ȸο ʰ ⼳ ⿡ ϰ ġ ϸ ´ܿ ޽ ν Ϸ ִ. ⼳ ͹ ̿ Ȯϱ ̿Ǹ鼭 Ʈ ̷ ִ.

CT
κй ߻ϸ Ͽ 帣 ޽ øDZ , ̰ <׸ 3> CT ϴ ִ.
̰ ̺ ǵΰ κп 3 1 · 2ҽ Ǵ ҽ CT Ͽ ü Ͽ ϵ Ǿ ִ.

2. ȸ
⿡ ȸ ڱǼ ܶ ϴ 2 ҰѴ.

ڼӼϰܶ
ܶ ð Ʈ <׸ 4> , ڼ κ긦 ϰ ȸ ǥ ڼ Ͽ ܶ ִ.




<׸ 5> Ÿ´. κп Ĺ κ (ݶ) ϸ, ȸ Ǽ ܶ ߻ϴ ܶ ߻ϴ Ǽ Կ ̰ ߻Ѵ. ̸ ϴ Ǽ ܶ ִ.

Ʈ ܶ
ȸڿ () Ǿ Ҹ ߻Ѵ. ׸ ȸڿ ̻ ߻ϸ Ʈ Ư¡ Ÿ.(<ǥ 1> )
ġ <׸ 6> ̺ ġ RC ̿ Ʈ ϰ Ʈ ν ȸ ܶ ϴ ̴. ȸ Ǽ ܶ ʴ ؿ ڼ Ī DZ ࿡ ߻ϴ <׸ 7> Ϳ () ĸ , ܶ ϴ 쿡 Ī Ǿ <׸ 7> ΰ (ρ) İ ϰ ȴ.

3.
񿡴 ֱ 带 ̿ ӵ ͸ϴ ġ ͸ϴ ġ ؿܸ ߽ ũ ġ ǰ ִ.


¶ Ⱑ , , , ȯ Ʈ ޴ · ϱ ܿ ߰ ̻ ϴٴ Ư¡ . ׷ Ϻ ؿܿ ϸ ʰ ִ ̴.
Ȯ ܰ ȴ.

ھ(Stator Core)
ȸ Ϻκ, ¿ ϰ ִ κ ̸. , ̺δ ʴ´.

Ǽ(Stator Winding)
߿ ִ Ǽ Ѵ.

(Slot)
ȸ⿡ ־ Ϻ ֱ öɿ Ȩ̴.

帵(End Ring : ܶ )
ȸ ü ܶϴ , ⿡ ȸڿ Ǽ ִ ܿ ܶ Ѵ.

Ʈ ̽

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