ambient air

The Environmental Protection Agency (EPA) has finalized a change to a long-standing policy interpreting “ambient air”—a foundational concept under the Clean Air Act that applies to all types of air pollution, from ground-level ozone, particulate matter, and greenhouse gases. While the agency framed the change as part of a suite of actions to reform New Source […]

River or ocean water has been the mainstay for condensing turbine exhaust steam since the first steam turbine began generating electricity. A primary challenge facing today’s plant developers, especially in drought-prone regions, is incorporating processes that reduce plant water use and consumption. One solution is to shed the conventional mindset that once-through cooling is the only option and adopt dry cooling technologies that reduce plant water use from a flood to a few sips.