Retrofilling mineral oil transformers with synthetic ester insulating liquid enhances their environmental friendliness and fire safety. However, the influence of residual mineral oil on the electrical ...

The lighting impulse breakdown performance of natural ester (NE) is lower than that of the traditional mineral oil, which is a key point that needs to be considered in high-voltage level and large ...

The spike in diesel prices is especially concerning, as it affects both logistics and agriculture, key pillars of our economy.