AES Corp. said two units expect to retire or repower coal-fired units in Indiana and Ohio, and build a natural gas-fired power plant.

Vogt Power International announced that Tampa Electric (TECO) chose them to supply four new heat recovery steam generators (HRSGs) to a four-on-one combined-cycle configuration at TECO’s Polk Power Station in Florida.

Indianapolis Power & Light (IPL) is planning to build a $631 million combined cycle natural gas-fired power plant near Martinsville, Ind., the company announced Wednesday.

Duke Energy opened the 620 MW Dan River Natural Gas Combined Cycle Station in North Carolina April 10.

Alstom has entered into a €125 million ($160.5 million) service contract with Lake Road Generating Co. L.P. for Lake Road’s 844 MW combined cycle natural gas-fired power plant in Dayville, Conn.

Bechtel announced that it was chosen as the engineering, procurement and construction contractor for the 758 MW Panda Temple II combined-cycle natural gas-fired power plant in Temple, Texas.

Argan Inc. announced that its subsidiary, Gemma Power Systems, entered into a Consent and Intercreditor Agreement in connection with the construction and design of an 825 MW natural gas-fired power plant in Pennsylvania.

Alstom has renewed a maintenance contract with Petrobras in Brazil to service 11 gas turbines, four steam turbines and 14 generators.

SPX Corp. said that its Thermal Equipment and Services unit was awarded a $35 million contract from Alstom to supply an air-cooled condenser for a planned 835 MW combined-cycle natural gas-fired power plant in Israel.

Calpine Corp. began construction on the Garrison Energy Center, a planned 309 MW combined-cycle natural gas-fired power plant in Delaware.

FGE Texas LLC has announced plans to build a 726 MW natural gas-fired generating station in Mitchell County, Texas.

NRG Energy plans to bring more than 2,000 MW of natural gas generation and more than 590 MW of solar power generation online in 2013 through seven separate projects.

Siemens will be supplying a single-shaft power island with H-Class technology for the Samsun Cengiz Enerji combined-cycle natural gas-fired power plant in Turkey.

A spokeswoman for NRG Energy said the company is in discussions to find potential buyers for a planned power plant in Carlsbad, Calif.

Electricity Generating Authority of Thailand has awarded Alstom an engineering, procurement and construction contract to build the 850 MW North Bangkok combined-cycle natural gas-fired power plant block 2.

The city of San Marcos, Texas is buying a share of a new 540 MW natural gas-fired power plant being built in Horseshoe Bay.

Pumps and pumping systems are used in power plants for primary applications such as fuel oil handling and for auxiliary systems such as lubrication and cooling.

Atlantic Power Corp. has entered into a definitive agreement with Quantum Utility Generation LLC to sell Atlantic Power’s interests in three natural gas- and oil-fired power projects in Florida for $136 million.

GE and Toshiba Corp. signed a memorandum of understanding to form a global strategic alliance to jointly develop select combined-cycle power generation projects globally.