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It is shown that the (80%JMEO+20%MO) oil mixture is the most interesting whether under DC or AC as it shows the highest breakdown voltage.
The proposed ac-ac inverter is attractive for low power (up to 250 W) high frequency applications.
It is more suitable for isolated low-voltage dc to three-phase high-voltage ac applications from the standpoints of cost, efficiency, and footprint.
It generates high quality ac voltage and is extremely robust.
It exhibits better P/W ratio and efficiency in comparison with low-voltage ac generation and MV dc transmission.
Based on parameters available in the literature, the study results show that Low Frequency AC is not currently viable.
Proceedings ArticleDOI
Sandeep Anand, Baylon G. Fernandes 
23 Dec 2010
207 Citations
The proposed dc system with this optimum voltage level offers 10–22% improvement in energy efficiency over the conventional ac system.
It provides a minimum voltage drop compared to other two AC-DC converter circuits.
The absence of magnetic elements and the stress voltages in all components equal to half the input voltage are the main advantages of the proposed ac-ac converter.

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