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Monday, October 09, 2006

do you think a textile unit having 670cumtr/d discahrge will spend so much in maintaining an ETP

Gobar Required

Discharge

900000

Liter/day

900

cum/day

Gobar

90

kgs

DAP reqd

Discharge

900000

liter/day

inlet BOD

540

ppm

outlet BOD

37.8

ppm

BOD removed

502.2

ppm

BOD load

451.98

kg/day

Phosphorous reqd

4.5198

kg /day

DAP required

19.23319

kg/day

Dissolve

19.23319

kg

DAP in a

1000

liter tank and set the metering pump % stroke to

41.66667

ltr/hour

UREA REQD

Nitrogen reqd

22.599

kg/day

Nitrogen in DAP

4.077437

Kgs/day

Actual nitrogen to be added

18.52156

kg/day

UREA REQD

39.74584

kg/day

Total cost of operation of the plant comprising of all four segments is as under;

Sl.No.

Description

Consumption /day

Rate

(Rs.)

Amount (Rs)

Remarks

01.

Power

469 Units

4.50

2112.00

Detail of Power consumed is mentioned in another sheet in table no 8

02.

Chemicals

     
 

a) Urea

40 Kgs.

5.00

200.0

 
 

b) DAP

20 kgs.

10.00

200.00

 

03.

Man Power

5 Persons

-

583.00

Average

04.

Repair & Maint.

Lumpsum

-

500.00

Estimated Rs 15,000 P.M. (Appr)

 

TOTAL

   

3595.00

 

Estimated cost per month : Rs. 1,07,850/=

Estimated cost per annum : Rs. 12 Lacs.

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