Solution

Set up a table to determine the coefficients Kg and k using the following transformation of the Monod equation (3.11).

S0-S

s0-s

Biomass (X) • $

Biomass (X) <|>/(S0 - S)

1/S

mg/l

mg VSS / d /I

d

(mg/l)"1

293

409,6

1,4

0.14

288

250,0

0,9

0,08

280

208,0

0,7

0,05

270

130,0

0,5

0,033

260

132,0

0,5

0,025

Plot the term X • <|> / S0 - S versus 1/S, as shown in figure B1.1

1.4 T

1.2 --

v>

1 --

ä

0.8 --

'—.

0.6 -

X

0.4 -

0.2 --

o --

Figure B1.1 Plot of X • <|> / S0 - S versus 1 / S.

From equation B1.1 the y intercept equals (1/K).

From figure B1.1 the slope on the curve equals Ks / k. Knowing k, Ks can be found to be 24,0 mg/l.

Was this article helpful?

0 0
Waste Management And Control

Waste Management And Control

Get All The Support And Guidance You Need To Be A Success At Understanding Waste Management. This Book Is One Of The Most Valuable Resources In The World When It Comes To The Truth about Environment, Waste and Landfills.

Get My Free Ebook


Post a comment