Power generation runs on filtration — candle filters, process filters, demister pads — and every blinded element is either an expensive replacement or an expensive outage. This study documents the filter recovery program run for a major energy generator, returning process filters to service on rotation.
The contamination
Depth-loaded fouling
Filter elements load through their depth, not just their face — recovery requires a process that works inside the media, which is cavitation’s home ground.
Scale and mineral deposit
Water-side elements carry carbonate and silica scale that chemistry must dissolve — descaler territory — before flow returns.
Oil-carried solids
Lube and fuel-side filters bind their solids in oil films; a degreasing stage releases the load so the flush can carry it out.
The process
| Parameter | Value |
|---|---|
| Elements | Candle filters, process filters, demister pads |
| Chemistry | Staged: alkaline degrease + Descale where mineral fouling present |
| Cycle | Established per application |
| Verification | Flow / differential-pressure test against clean baseline, logged per element serial |
| Program | Elements recovered on rotation — spares pool instead of purchase orders |
The results
Hardware and chemistry
Industrial recovery tank
Heated industrial ultrasonics with staged bag filtration and directional flush — sized to the largest element in the register.
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Descale
The inhibited acid stage for carbonate and silica fouling — safe on the alloys filter media are built from.
View the product, SDS and TDS →