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  Holyoke Gas & Electric Cobble Mountain Digital Retrofits
Holyoke Gas & Electric Cobble Mountain Digital Retrofits

Ivyland, PA – American Governor Company (AGC) was awarded a contract by Holyoke Gas & Electric and the City of Springfield Water & Sewer Commission to design, manufacture, and install the digital governor retrofits on two of the three units in service at the Cobble Mountain hydro station.

Presently, the plant has two Morris-Pelton #4 Governors on Units 1 & 3, rated at 13.6MW each, and a Woodward GM6 on Unit #2. The project scope will consist of supplying a new PLC Digital Governor, HPU, and servomotor modification to accept new high pressure servomotor cylinders. The project includes the full replacement of the governors on U1 & U2, and includes all software, hardware, demo, and installation. The contract includes installation, and startup.

Cobble Mountain hydro station circa 1931

About American Governor Company
American Governor Company provides fully engineered digital governor conversion systems for hydro plants, including PLC-based digital controls, electro-hydraulic valve manifolds, hydraulic power units, electronic feedback devices and unit/plant control and monitoring systems. Installation, start-up, commissioning and field training services are provided by our staff of experienced governor specialists and field service engineers. American Governor also provides full support for legacy governor systems, including a complete line of replacement parts for all types of Woodward governors and a growing inventory of new and reconditioned parts and assemblies for other OEM governors. American Governor offers Field Service, Training, Retrofit kits and Technical Support for legacy governors. The Training and Repair Facility near Stevens Point WI offers factory repair services for governor pumps and permanent magnet generators as well as our annual Governor School and twice yearly Focus Classes. American Governor has provided more than 600 digital governor upgrades and has supported over 1,500 hydropower plants in North America.

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