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HIGH
SUSPENDED SOLIDS For a factory the suspended
solids were high, the suggested solution
was to install one more clarifier. Even
after installation of two clarifiers,
their problem reduced but not completely
solved. However, when we took over the
project, we modified the collection system
and eliminated the problem completely.
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HIGH
TDS A lot of alkali need to be added for
a food processing unit to maintain a particular
pH for an anaerobic digestor. This created
the additional TDS problem for the treated
effluent. One more anaerobic digestor
was installed. Again the TDS problem was
not solved. The obvious next move is to
put up an RO plant. However, by applying
waste minimization techniques, we could
solve the problem without any additional
equipment.
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While
processing xytel plastic, different types
of vapours are emitted & they are
generally collected in a collection mechanism.
A Biological system was in operation &
it was also very difficult to operate,
as the quantity of solids and foam coming
with the effluent was random. “Foam
formation further adds to the difficulty”.
Around 10 plants all over the
world, belonging to a MNC, could not solve
the problem.
We have studied the system & proposed
suitable modifications. With the suggested
modification, the need for a biological
treatment plant is completely eliminated
as all the waste is better trapped ahead
of the vacuum system, and the plant has
become zero discharge in one go.
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Few of our Achievements: |
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In a Confectionary factory we have where
150kg/day of caustic was added, by suitable
modification this was reduced to 90kg/day.
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In
an electroplating unit in auto ancillary
the caustic reqd was brought down to from
2000kg to 600kg in the alkali degreasing
tank by increasing the life of th solution
to 4 years.
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A
xytel processing unit was producing an
effluent of 40m3/day of high BOD. We have
completely eliminated the need for the
treatment plant and the vacuum has also
gone up.
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In
the place of 250HP imported compost mixing
machine for high BOD effluent,we have
developed almost of similar of similar
capacity using 45HP.
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In
the silk processing disposal of sericin
is a major problem. Using a unique membrane
technology, we have achieved a proper
disposal.
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