Tank Cleaning For Industry - Part 9

Wherever storage tanks are used by industry, theyextended operating life, reduced whole-life costs and
must be kept clean to maintain site cleanliness,special capability for cleaning large tanks where
process efficiency and product quality. No tworesidues are particularly difficult to remove. For the
cleaning needs are the same - every process ismost challenging cleaning, UK suppliers even supply
individual and requires a bespoke solution. That's whybespoke nozzle designs.
an experienced supplier of tank cleaning equipmentPlanning for a new storage tank cleaning system
will take care to understand all aspects of theRegardless of the tank or vessel, a key part of
installation before recommending a suitable solution.pre-sale consultancy is understanding the type of
In industries as diverse as food processing and fuelcleaning required, based on the residue characteristics
distribution, tank cleaning services range from manualand the need for one or more of the following
cleaning to the use of automated built-in cleaning. Theprocesses:
latter typically involves rotating tank wash nozzles or- Rinsing
static spray heads fitted into the tanks themselves.- Cleaning
Automated tank cleaning- High-impact cleaning
Automated cleaning ranges from systems for bottle,- Sanitising
keg and drum cleaning through to specialised clean in- Disinfecting
place installations (CIP systems) for large process- Sterilising
vessels. Whatever the size, a correctly specifiedAdditionally, the choice of tank cleaning nozzle is
automated CIP system reduces downtime, freesdetermined by the following:
man-hours for other duties and optimises the use of- Tank size
water, chemicals and energy. For businesses that- Spray distance
currently clean by hand, a suitable automated tank- Cleaning solution
cleaning system can often cut production downtime- Cleaning temperature
and manpower costs by up to 90%.- Flow rates
Industrial tank cleaning- Required spray-impact velocities
The special demands of industrial tanks have driven- Optimum spray pattern
the development of specialised cleaning solutions for- Spray coverage (and obstructions)
different tank sizes. For tanks and vessels up to 3m- Duration of cleaning cycle
diameter, fluid-driven rotating nozzles offer high- Nozzle material and connection type
efficiency cleaning at 1-3 Bar and up to 95° C. ForOnce these variables have been considered, nozzle
tanks up to 5m diameter, metered rotation andconfiguration must be integrated into a suitable
self-draining/self-flushing designs produce excellentsystem with the associated pumps, motors, valves
360-degree coverage.and strainers. Only by designing a fully integrated
For vessels with diameters of up to 20m, gear-drivencleaning system can the full benefit of cost-effective
cleaning heads combine high cleaning efficiency withcleaning be assured.