Long-life sealing for hydropower turbines

Paul Boughton

Two new fluid sealsfrom James Walkerwill cut maintenance and improve the reliability and profitability of water turbines in hydropower plant.

Both have been thoroughly tested and proven over ten years on operational turbines.

HydroSele is a split-type cartridge seal for Francis and Kaplan shafts. Simple to install and adjustment freethis high-integrity system comes with an extended three-year guaranteesubject to agreed operational parameters.

After three years’ operationeconomical on-site refurbishment will return the unit to good-as-new condition in just a few hoursminimising plant downtime and maintenance costs.

Solosele KB Hydro is the long-term sealing solution for Kaplan blade roots. A back-to-back arrangement out performs multi-lip seals to keep lubricant in the system and prevent the ingress of water and particles. It proves particularly effective on worn equipment where the blade root rotates out-of-true or runs on worn bearings.

James Walker & Co Ltd is based in CreweCheshireUK. www.jameswalker.biz

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