Isa ini nga tool para sa pag-convert sa usa ka delta-connected resistor network ngadto sa equivalent wye (star) configuration samtang gi-preserve ang electrical behavior sa mga terminals.
Sa circuit analysis, ang Δ-Y transformation mao ang fundamental nga teknik nga gamiton aron mosimple-on ang complex networks pinaagi sa pag-replace sa usa ka delta (triangle) connection ngadto sa equivalent star (wye) configuration.
Ra = (Rab × Rbc) / (Rab + Rbc + Rac)
Rb = (Rbc × Rac) / (Rab + Rbc + Rac)
Rc = (Rac × Rab) / (Rab + Rbc + Rac)
| Parameter | Description |
|---|---|
| Rab, Rbc, Rac | Resistances in delta configuration, unit: Ohms (Ω) |
| Ra, Rb, Rc | Equivalent resistances in star (wye) configuration |
Given:
Rab = 10 Ω, Rbc = 20 Ω, Rac = 30 Ω
Then:
Ra = (10 × 20) / (10+20+30) = 200 / 60 ≈
3.33 Ω
Rb = (20 × 30) / 60 = 600 / 60 =
10 Ω
Rc = (30 × 10) / 60 = 300 / 60 =
5 Ω
Circuit simplification and equivalence
Power system analysis
Electronics design
Academic learning and exams