Things Are Good

Although hydroelectric stations have provisions for stopping fish passage or attractive fish around turbines a small portion go through the hydroelectric turbine. Typically the turbines wins. A new turbine type called an Eco-Bulb turbine handles this problem nicely while improving effeciency. By combining the turbine and generator into one housing (the bulb) many traditional problems [...]

Probably not what you were hoping for, but the hydroelectric industry has recently been experimenting with lubrication using biologically degradable oils from natural sources. When a hydroelectric turbine is in operation it must be well lubricated or else friction and instability are created which shake and therefore damage both the turbine and casing. However, a [...]