Enbridge posted record core earnings, or EBITDA, for the second quarter of the year on the back of strong liquids flows through its pipelines and soaring demand for power generation and feedgas for LNG in North America. The Canadian pipeline giant on Friday reported record adjusted EBITDA of U$3.36 billion (C$4.6 billion) for the second quarter, up by 7% from a year earlier. The company expects to finish the year in the upper end of its adjusted EBITDA guidance range, president and CEO Greg Ebel said. Enbridge’s adjusted…