Warning: Matrix is singular to working precision. i got this warning when i try to find the invers for the following matrix

1 visualizzazione (ultimi 30 giorni)
Hussein Ali
Hussein Ali il 25 Mar 2018
Risposto: Walter Roberson il 25 Mar 2018
Ybus=[-80i 0 0 0 0
0 -71.429i 0 0 0
0 0 -9.524i 2.857i 6.667i
0 0 2.857i -16.187i 13.33i
0 0 6.667i 13.33i -19.997i]
Zbus=inv(Ybus)

Accedi per rispondere a questa domanda.

Risposte (1)

Walter Roberson
Walter Roberson il 25 Mar 2018
Ybus(3,:) + Ybus(4,:) equals Ybus(5,:) so rank(Ybus) is only 4 not 5. The equation is singular and has no inverse.

Categorie

Scopri di più su Logical in Help Center e File Exchange

Tag

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by