Architecture
°ÇÃà Architecture


ÈÖÆ®½ºÅæ ºê¸´Áö (Wheatstone bridge), Àü¾Ð Â÷

ÀÛ¼ºÀÚ Uploader : atom ÀÛ¼ºÀÏ Upload Date: 2019-09-23º¯°æÀÏ Update Date: 2019-09-23Á¶È¸¼ö View : 6649

±×¸²°ú °°Àº ÈÖÆ®½ºÅæ ºê¸´Áö ÇüÅÂÀÇ È¸·Î¿¡¼­ µÎ ÁöÁ¡ A, B »çÀÌÀÇ Àü¾ÐÂ÷À̸¦ ±¸ÇÑ´Ù.

ÀúÇ× R1, R2 ¸¦ Áö³ª´Â Àü·ù¸¦ I12 ¶ó Çϸé,

I12 = V/(R1+R2)

ÀÌ°í, A Á¡¿¡¼­ÀÇ Àü¾Ð VA ´Â

VA = V - I12*R1

ÀÌ µÈ´Ù.

ÀúÇ× R3, R4 ¸¦ Áö³ª´Â Àü·ù¸¦ I34 ¶ó Çϸé,

I34 = V/(R3+R4)

ÀÌ°í, B Á¡¿¡¼­ÀÇ Àü¾Ð VB ´Â

VB = V - I34*R3

ÀÌ µÈ´Ù.

A, B ÁöÁ¡ »çÀÌÀÇ Àü¾Ð VAB ´Â

VAB = VA - VB = - I12*R1 + I34*R3 = - V*R1/(R1+R2) + V*R3/(R3+R4)

ÀÌ µÈ´Ù.

*** Âü°í¹®Çå[References] ***

VAB = - V*R1/(R1+R2) + V*R3/(R3+R4)
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