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Journals
Architecture, Civil Engineering, Environment
Volume 13 (2020): Issue 1 (March 2020)
Open Access
Treatment of Wastewater from the Foundry Industry Using Fenton Process
Paulina DAWCZAK
Paulina DAWCZAK
and
Mariusz DUDZIAK
Mariusz DUDZIAK
| Apr 08, 2020
Architecture, Civil Engineering, Environment
Volume 13 (2020): Issue 1 (March 2020)
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Published Online:
Apr 08, 2020
Page range:
115 - 120
Received:
Jan 13, 2020
Accepted:
Feb 02, 2020
DOI:
https://doi.org/10.21307/acee-2020-009
Keywords
Foundry industry
,
Wastewater treatment
,
Fenton process
© 2020 Paulina Dawczak et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1.
Impact of wastewater pH and H2O2 dosage on effectiveness of decrease of COD
Figure 2.
Impact of H2O2 dosage on effectiveness of decrease of COD
Figure 3.
Impact of Fe2+/H2O2 mass ratio on effectiveness of decrease of COD
Figure 4.
Impact of time of reaction on effectiveness of decrease of COD
Figure 5.
The change of the concentration of sulfate and chloride ions in wastewater before and after the purification process
The physico-chemical characteristics of wastewater
Parameter
Unit
Value
pH
–
6.0
Total suspended solids (TSS)
mg/L
57
Chemical oxygen demand (COD)
mgO
2
/L
4045
Non-ionic surfactants (NS)
mg/L
245
Cu
mg/L
<0.05
Zn
mg/L
0.10
Ni
mg/L
<0.1
Cl-
mg/L
70
SO
4
2-
mg/L
51