An tsarin Delta-Star ita ce tattalin kimiyyar zanen jiki da ya yi a cikin lissafi kimiyyar zanen jiki na farkon fase da ya iya rarrabe hanyoyi a kan “delta” zuwa “star” (ko “Y”) ko kuma kimanu. Hanya delta shi ne wani abu mai furke da suna nuna sunan fase a kan gurbin, kamar yadda fasen yana haɗa da baya biyu. Hanya star shi ne wani abu mai furke da suna nuna sunan fase suka haɗa da wurin mafi girma, ko kuma “neutral”.
An tsarin Delta-Star ita ce tattalin kimiyyar zanen jiki na farkon fase da ya iya nuna a kan hanyoyi na delta ko star, kafin wanda yake da kyau don takaitaccen bayanai ko tushen abu. Tsarin ita ta ƙunshi wasu halayyar:
Kimiyyar fase a kan hanyoyi na delta yana da muhimmanci da kimiyyar fase da ke hanyoyi na star zai iya gina da 3.
Kimiyyar fase a kan hanyoyi na star yana da muhimmanci da kimiyyar fase da ke hanyoyi na delta zai iya gina da 3.
An tsarin Delta-Star ita ce tattalin tushen da ya ƙunshi masu lissafi kimiyyar zanen jiki na farkon fase, musamman idan an samu hanyoyi na delta da kuma star a kan abin da ya. Ita ta ƙunshi masu lissafi da za su iya amfani da tsari don takaice abin da ya, don haka za su iya fahimta sosai da kuma tushen abin da ya da kyau.
Amsa hanya delta a kan diagram:
Idan terminali uku ta fi sa, wannan lambari na nuna kimiyyar da ya ba a kan siffar terminali biyu a kan hanya delta.
RAB = (R1+R3) R2/R1+R2+R3
RBC = (R1+R2) R3/R1+R2+R3
RCA = (R2+R3) R1/R1+R2+R3
Hanya star da take da hanya delta na amsa shi a kan diagram:
Idan terminali uku a hanya star ta fi sa, wannan lambari na nuna kimiyyar da ya ba a kan siffar terminali biyu.
RAB = RA+RB
RBC = RB+RC
RCA = RC+RA
Idan a tsara lambobi daga sabuwar labari da ke amfani da su don kimiyyar da ke sama a kan hanyoyi na delta, za su iya samu wasu lambobi.
Lambar 1: RA+RB = (R1+R3) R2/R1+R2+R3
Lambar 2: RB+RC = (R1+R2) R3/R1+R2+R3
Lambar 3: RC+RA = (R2+R3) R1/R1+R2+R3
Idan a ci gaba sabuwar lambobin, za su iya samu
2(RA+RB+RC) = 2 (R1R2+R2R3+R3R1)/R1+R2+R3
Lambar 4: RA+RB+RC = R1R2+R2R3+R3R1/R1+R2+R3