Clean condensers
while the plant runs.
VOCCSYS® is Vulcan Industries' online condenser tube cleaning system — an engineered ball-circulation loop that scrubs scale & biofilm continuously, restoring heat transfer rate without a single minute of downtime.
Fouling is silent.
So is our fix.
In every condenser, thin layers of scale, algae and biofilm form on the inner tube walls. You can't see it — but you pay for it. Every micron of fouling degrades heat transfer, silently forcing higher back-pressure, higher fuel burn and quiet losses that add up to crores of rupees each year.
VOCCSYS eliminates it — continuously, mechanically, and without ever stopping your plant. Cleaning sponge balls circulate through every tube on every pass, scrubbing surfaces back to a mirror finish and keeping them there.
Runs 24×7 with your condenser — no offline windows.
No chemicals, no additives, no environmental risk.
Deployed across power, HVAC, refining and steel plants.
A closed loop.
Cleaning without pause.
Four stages, one continuous cycle. The balls travel with the cooling water, do their job inside the tubes, get caught, and go around again — indefinitely.
Sponge balls (slightly oversized vs tube ID) are injected into the cooling water inlet header via the VOCCSYS ball trap.
Balls flow through every condenser tube with the water, wiping the internal surface clean of scale & biofilm on every pass.
A downstream Ball Trap captures 100% of the balls after the condenser without disturbing water flow.
The Recirculating pump re-injects the collected balls back to the inlet, forming a closed, continuous cleaning loop.
Numbers that survive the finance meeting.
The value of VOCCSYS is neither theoretical nor marginal — it is measurable at the main condenser vacuum, at the condenser heat transfer rate, chiller power consumption, and on your fuel invoice.
Lower fuel & auxiliary power
A cleaner condenser drops back-pressure — every percentage point of vacuum recovered translates directly to fuel savings.
Stable heat transfer rate
No more sawtooth degradation between shutdowns. Performance stays flat at design conditions.
No production loss
Cleaning happens with the plant running. Skip the offline cleaning windows entirely.
Zero chemicals
Fully mechanical scrubbing. No biocides, no acids, no environmental discharge concerns.
Extends tube life
Prevents pitting, under-deposit corrosion and biofouling — protecting your capital equipment.
Retrofit-ready
Designed to be installed on existing condensers with minimal piping modifications.
Engineered to your condenser, not the other way around.
Every VOCCSYS unit is sized against your condenser's tube geometry, water chemistry and operating envelope. Below is a representative baseline.
- Model range
- VOCCSYS-Series / Custom
- Ball injection type
- Continuous / batch programmable
- Tube ID compatibility
- 18 mm – 32 mm
- Tube materials
- SS 304 / 316L, Titanium, Cu-Ni, Admiralty Brass
- Base material
- Natural rubber
- Ball grades
- Standard, Ring Coated, Full Coated
- Specific Density
- Marginally < cooling water
- Typical life
- 200 – 1,200 hours per lot
- Control
- PLC + HMI, remote SCADA-ready
- Ball recovery
- 100% via Ball Trap
- Piping
- MS / CS / SS, ANSI B16.5 flanges
- Power supply
- 415 V, 3φ, 50 Hz (customisable)
- Design code
- TEMA / HEI aligned
- Instrumentation
- ΔP and ΔT
- Documentation
- GA drawings, PID, O&M manual
- Warranty
- 12 months from commissioning
Wherever tubes foul,
VOCCSYS pays back.
Deployed across some of the toughest industrial cooling loops in India and abroad. Every install is engineered to the site's water chemistry & tube bundle.
Thermal & Nuclear Power
Main and auxiliary condensers, closed-cycle cooling.
HVAC & District Cooling
Large chiller condensers in commercial and campus deployments.
Petrochemical & Refining
Overhead condensers and heat exchangers in critical service.
Steel & Metals
Blast furnace, rolling mill and continuous casting cooling.
Sugar & Paper
Vapour condensers and process heat exchangers.
Chemical & Fertilizer
Process condensers with challenging water chemistry.
Deployed at plants that can't afford to stop.
Since installing VOCCSYS, our main condenser back-pressure has stayed within design year-round. The unit paid for itself in under 10 months.
We replaced our quarterly offline mechanical cleaning cycle entirely. Fewer shutdowns, no chemicals, cleaner tubes.
Our chiller COP recovery translated directly to lower auxiliary consumption across the campus.
Estimate your annual savings in 20 seconds.
Choose your industry, move the sliders to match your site. We'll show recoverable losses, indicative capex & expected payback. Final numbers depend on your actual water chemistry & tube condition.
Model uses SFC of 0.6 t/MWh (typical sub-critical thermal). For gas / nuclear, use effective fuel-equivalent cost.
Send us your condenser.
We'll size a system.
Share your plant details and one of our engineers will get back with a tailored technical proposal — typically within 2 working days.