shaft seal

Water-Lubricated Bearings Offer Benefits for Hydropower Plants

Significant operating and economic benefits can be realized by replacing a poorly functioning or damaged oil-lubricated turbine guide bearing with a water-lubricated design (Figure 1), as part of a well-planned…

Weighing Costs and Benefits in Hydropower Maintenance and Upgrade Decisions

Choosing whether to maintain or upgrade hydropower plant components can be difficult. Poor original equipment reliability can force changes, but often a detailed cost-benefit analysis is needed to make decisions.…