The company's earnings, cash flow, and dividend rose in the first quarter despite multiple headwinds.NextEra Energy Partners (NEP 4.77%) has battled persistent headwinds over the past couple of years. Rising interest rates have made it more challenging for the company to refinance existing funding and finance its growth. Those issues have weighed on the renewable energy stock, driving its dividend yield up over 12%. Despite those headwinds, the renewable energy company has been able to continue growing. Its ...