Experimental Study of the Pressure Agglomeration Process of Coal and Plant-Based Waste
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04. Apr. 2019
Über diesen Artikel
Online veröffentlicht: 04. Apr. 2019
Seitenbereich: 135 - 140
Eingereicht: 03. Jan. 2018
Akzeptiert: 19. Apr. 2018
DOI: https://doi.org/10.21307/acee-2018-031
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© 2018 Sławomir Obidziński et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1.
![Scheme of the SS-3 test stand for testing the compaction process [18]: 1 – press, 2 – base, 3 – compaction chamber, 4 – thermostatic element, 4a – heating band, 5 – chamber bottom, 6 – compacting piston, 7 – stub pipes, 8 – displacement sensor, 9 – multi-channel recorder, 10 – temperature controller, 11 – computer](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/64706e6e83f1392090d696f0/j_acee-2018-031_fig_001.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=AKIA6AP2G7AKOUXAVR44%2F20250907%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20250907T235817Z&X-Amz-Expires=3600&X-Amz-Signature=885527ed0d735cc1a1c29aecca569b5c6cf4733837dea390f0806adbdc97be41&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 2.

Figure 3.

Figure 4.

Results of rye straw compaction process with 20% hard coal addition
Independent variables | Dependent variables | ||||||
---|---|---|---|---|---|---|---|
x1=tp [°C] | x2=w [%] | Average force under the piston [N] | Maxiumum agglomeration pressures [MPa] | Avrerage agglomeration pressures [MPa] | Work of agglomeration [J] | Pellet density [kg·m-3] | |
1 | 30 | 15 | - | - | - | - | - |
2 | 30 | 20 | 1036.54 | 36.39 | 16.45 | 38.35 | 1139.82 |
3 | 30 | 25 | 430.04 | 20.65 | 6.83 | 15.91 | 871.37 |
4 | 50 | 15 | 846.60 | 29.93 | 13.44 | 31.32 | 970.58 |
5 | 50 | 20 | 796.01 | 31.04 | 12.64 | 29.45 | 1066.91 |
6 | 50 | 25 | 362.93 | 16.25 | 5.76 | 13.43 | 737.95 |
7 | 70 | 15 | 428.58 | 16.16 | 5.48 | 16.29 | 908.03 |
8 | 70 | 20 | 925,05 | 26.30 | 14.68 | 32.23 | 1063.69 |
9 | 70 | 25 | 417.93 | 14.98 | 6.63 | 15.46 | 715.48 |
10 | 90 | 15 | 41.77 | 1.82 | 0.66 | 15.45 | 578.48 |
11 | 90 | 20 | 470.29 | 14.53 | 7.46 | 17.40 | 1004.47 |
12 | 90 | 25 | 541.39 | 14.78 | 8.46 | 20.03 | 756.82 |