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Changes in Main Parameters of Biological Stabilisation of Municipal Waste from a Full-Scale Mechanical-Biological Treatment (MBT) Installation

Justyna Koc-Jurczyk
Justyna Koc-Jurczyk
   | 20 ott 2023
Architecture, Civil Engineering, Environment's Cover Image
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Pubblicato online: 20 ott 2023
Pagine: 163 - 170
Ricevuto: 27 giu 2023
Accettato: 04 set 2023
DOI: https://doi.org/10.2478/acee-2023-0043
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© 2023 Justyna Koc-Jurczyk, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1.

Distribution of municipal MBT installations (in black) and municipal facilities for disposal of waste generated in the process of MBT of unsorted (mixed) municipal waste and municipal waste sorting residues (in brown) (on the basis of (4))
Distribution of municipal MBT installations (in black) and municipal facilities for disposal of waste generated in the process of MBT of unsorted (mixed) municipal waste and municipal waste sorting residues (in brown) (on the basis of (4))

Figure 2.

Changes in the content of OF in feed to the biological reactor in which MMWSF was treated
Changes in the content of OF in feed to the biological reactor in which MMWSF was treated

Figure 3.

Changes in the value of LOI in feed to the biological reactor in which MMWSF was treated
Changes in the value of LOI in feed to the biological reactor in which MMWSF was treated

Figure 4.

Changes of AT4 value in feed to the biological reactor in which MMWSF was treated
Changes of AT4 value in feed to the biological reactor in which MMWSF was treated

Figure 5.

Changes in humidity in feed to the biological reactor in which MMWSF was treated
Changes in humidity in feed to the biological reactor in which MMWSF was treated

Figure 6.

Changes in temperature and humidity in the biological reactor in which MMWSF was treated
Changes in temperature and humidity in the biological reactor in which MMWSF was treated

Figure 7.

Pearson's correlation (p < 0.05) for individual parameters of the feed to the bioreactor and the conditions present in the bioreactor
Pearson's correlation (p < 0.05) for individual parameters of the feed to the bioreactor and the conditions present in the bioreactor

Results of Bonferroni's post-hoc test for OF content in MMWSF during biological stabilisation (p < 0.05); results important in statistical terms are marked in red

week 0 1 2 3 4
1 1.000
2 0.0006 0.0001
3 0.0002 0.00006 1.000
4 0.000008 0.000003 0.01 0.165

Results of Bonferroni's post-hoc test for AT4 value of MMWSF during biological stabilisation (p < 0.05); results important in statistical terms are marked in red

week 0 1 2 3 4
1 0.0001
2 0.004 0.14
3 0.000001 0.004 0.0001
4 0.00000 0.0000 0.0000 0.00001

Results of Pearson's correlation (p < 0.05) for individual parameters of feed to bioreactor and conditions present in the bioreactor; results important in statistical terms are marked in red

organic fraction [%] AT4 [mgO2/gDM] loss on ignition [% DM] waste humidity [%] humidity in the bioreactor [%]
AT4 [mgO2/g DM] 0.73
loss on ignition [% DM] 0.63 0.7
waste humidity [%] 0.5 0.83 0.44
humidity in the bioreactor [%] 0.16 0.24 −0.43 0.34
temperature in the bioreactor [°C] 0.3 0.2 −0.4 0.25 0.95

Results of Bonferroni's post-hoc test for LOI of MMWSF during biological stabilisation (p < 0.05); results important in statistical terms are marked in red

week 0 1 2 3 4
1 0.0001
2 0.00005 1.00
3 0.00004 1.00 1.00
4 0.00001 0.67 1.00 1.00
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