Denver Business Journal: Abengoa Solar will build what it calls the largest solar power plant in the world, the company reported Thursday. Denver-based Abengoa Solar is a subsidiary of Abengoa S.A., a $4 billion multinational company based in Spain. The plant would be located 70 miles southwest of Phoenix, near Gila Bend, Ariz. It’s scheduled to go into operation by 2011. Abengoa Solar said the plant will sell the electricity it produces to Arizona Public Service Co. and bring in a total of $4 …