Choose from Rectangular Form stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else.

Abstract: A new optimal reactive power flow (ORPF) model in rectangular form is proposed in this paper. In this model, the load tap changing (LTC) transformer branch is represented by an ideal ...

Choose from Rectangular Form Pictures stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else.