Combined-cycle power plants are power plants that use multiple energy conversion processes, such as combining a gas turbine and a steam turbine, to produce electricity. Capturing waste heat from the gas turbine and using it to produce steam contributes to their high efficiency. This efficient use of energy makes them superior to traditional single cycle power plants. They are also flexible and can respond quickly to changes in electricity demand, making them a good fit for grids with high levels of renewable energy. Combined-cycle power plants play an important role in global electricity supply and are becoming increasingly important to meet growing energy demand and reduce greenhouse gas emissions.
Combined-cycle power plants are power plants that use multiple energy conversion processes to produce electricity. The most common configuration of a combined-cycle power plant is a natural gas-fired power plant that combines a gas turbine and a steam turbine. In a combined cycle power plant, waste heat generated by the gas turbine is captured and used to produce steam, which drives a steam turbine to generate additional electricity.
The main advantage of combined cycle power plants is their high efficiency compared to traditional single cycle power plants. This is due to the use of multiple energy conversion processes, resulting in higher overall energy conversion efficiency. In addition, combined cycle power plants are flexible and can quickly increase or decrease their output in response to changes in electricity demand, making them well suited for use in grids with high levels of renewable energy.
Combined cycle power plants make a significant contribution to global electricity supply and are expected to play an increasingly important role in meeting growing energy demand and reducing greenhouse gas emissions.