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ETP Feeds With BactaServe for COD/BOD Removal from Pharma Industry's Wastewater

  1. Background:

With a presence in 138 countries on six continents, pharma company is now the world's largest integrated supplier of solid dosage products and services, providing hard-shell capsules, film and foil barrier solutions. Founded in Mumbai in 1961,now serves pharmaceutical companies all over the world, touching almost every aspect of solid dosage manufacturing. Company has built over 60 years long term relationships with renowned customers.


1.2 Table of Inlet Parameters:

Parameters

Days

INLET FEED

COD

ppm



Day 1

7120

Day 5

7150

Day 10

7009

Day15

6955

Day 20

6991

Day 25

6989

Day 30

6800

Day 35

7005


Avg

 

7002


GOD

ppm

Day 1

2373

Days

2383

Day 10

1752

Day15

1739

Day 20

2330

Day 25

2330

Day 30

2267

Day 35

1751

Avg

 

2116

2.1 Photographic view of site:




2.2 Challenges:-

Challenges in ETP operation & the problem:

•  COD and BOD were very high in the effluent.

•  COD 7000 ppm, BOD is 2000 ppm and it was in the same higher range through out.

•A high level of BOD can reduce dissolved oxygen (DO), thereby harming the local environment if the eff uent is discharged

•  Excess COD/BOD content contributes to environmental pollution.

•  Water with high COD/BOD often has poor esthetic qualities, such as—bad odour, murky appearance, and an unpleasant taste • Which can impact its usability for drinking, recreational activities, and industrial processes.



3. Special Technical Solution:

Initial feed of BOD/COD was extremely high. We have suggested a solution -BactaServe Anaerobic and Pharma bioculture.

BactaServe is specially formulated naturally occurring, nonpathogenic, Non genetically altered blend of bacteria which can grow over wide temperature range 5-45 0 C. BactaServe when added in waste water treatment systems, bacteria starts multiplying immediately to create higher Biomass content. This helps in bio-degradation of BOD content of the waste water.

These microorganisms are not harmful and completely environmentally safe.




 

Dosage of BactaServe

 

 

 

 

No

Days

Estimated Kg

Actual Kg

1

Day 1- Day 15

85

80

2

Day 16 - Day 35

70

60

 

Total

155

140


3.1 Special features to highlight:

•   COD of day 1 at Anaerobic tank outlet was 6408 ppm, at Aeration tank outlet 5895, in MBR tank outlet 5306 ppm

•   Day 10, Anaerobic tank outlet COD was 4556 ppm, Aeration tank outlet 3326, MBR tank outlet 2295 ppm

•   After 15th days BactaServe dosage 48% reduction achieved in Anaerobic tank for COD

•   After a month, 82% reduction found in MBR tank outlet COD

•   Total 96% COD reduction achieved

•   Sufficient growth of MLSS found in 20 days

•   Maintaining flow 2 m3/hr, after 10 days of MLSS development

•   Increased flow from 3.5 m3/day to 4.5 m3/day, during this DO—4 ppm, pH—6.5t07.5

•   BOD of inlet Day 1 was 2373 ppm, Anaerobic tank outlet 2136, MBR tank outlet was 1769 ppm

•   BOD of Day 15 -  Tank outlet was 598 ppm

•   91% reduction in BOD value achieved


4.0 Tabuler statistics of parameters and reduction:

Parameters ppm

Days

INLET FEED ppm

Anaerobic Tank Outlet

Aeration Tank


 Outlet

MBR Tank Outlet

% Reduction

COD


 ppm

Day 1

7120

6408

5895

5306

25

Day 5

7150

5649

4632

3705

48


Day 10

7009

4556

3326

2295

67


Day 15

6955

4521

2848

1794

74


Day 20

6991

3635

1890

1153

84


Day 25

6989

2865

1089

653

91


Day 30

6800

2788

1059

636

91


Day 35

7005

2102

546

301

96


BOD


 ppm

Day 1

2373

2136

1965

1769

25

Day 5

2383

1883

1544

1235

48


Day 10

1752

1519

1109

765

56


Day 15

1739

1507

949

598

66


Day 20

2330

1212

630

384

84


Day 25

2330

955

363

218

91


Day 30

2267

929

353

212

91


Day 35

1751

1051

182

150

91


5.0. Executive Summary:

•  This project of pharma E TP was challenging dueto high COD/BOD.

•  Average MLSS earlier was 2000 ppm and afterBactaserve 4000 ppm

•  Earlier average MLVSS— 1400 ppm and after Bactaserve bioculture dosing its 2800 ppm.

•  This time increased flow by 20% of 170 m3/day.

•  Bactaserve slurry preparation and dosing has clearly shown, a spike in MLSS

•  COD of Anaerobic tank has achieved 70% reduction

5.1. Achievements:

•  Bactaserve bioculture solved this issue with bacterial strains

•  COD day 1 inlet was 7120 ppm and after Bactaserve pharma dosing, at day 35 outlet was 301 ppm

•  BOD at day 1 inlet was 2373 ppm & at day 35, outlet was 150 ppm

•  We are happy to highlight 91% reduction in BOD and 96% reduction in COD - We have successfully solved the problem of ETP

'BactaServe found an excellent product for COD - BOD removal'!!

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