Wind-turbine gearboxes from GE Drivetrains, Erie, Pa., span four designs that handle 1.4 to 2.9 MW. On the low end, for instance, the CP 1.8 is a one stage compound planetary with one stage parallel shaft. The high end uses a two planetary (2P) gear trains. Middle two units handle from 1.8 to 2.3 MW…

GE Drivetrain Technologies, a unit of GE Transportation, and A-Power Energy Generation Systems in China have signed two letters of intent. One is to have GE Drivetrain Technologies supply A-Power, Beijing, with 2.7-MW wind-turbine gearboxes and a second establishes a Joint Venture partnership for a wind-turbine gearbox assembly plant. Under the first agreement, GE Drivetrain…