Tailoring Aerogel for Thermal Spray Applications in Aero-Engines: A Screening Study
Table 5
Precision of responses for the spray-drying process.
Treatment
Coefficient of variation (%)
D50
Volume fraction
Uniformity
1
2.924
3.779
0.696
2
5.756
3.076
0.518
3
5.751
3.006
0.339
4
2.370
2.261
0.656
5
5.509
3.861
0.708
6
3.649
3.146
0.506
7
2.282
1.885
0.977
8
3.782
4.249
0.394
9
1.443
2.156
0.482
10
6.954
2.240
0.472
11
4.338
3.334
0.374
12
4.907
2.219
0.517
13
3.655
2.509
1.485
14
6.645
3.636
0.476
15
2.064
1.179
3.205
16
2.442
1.840
1.393
17
3.066
2.427
0.752
18
2.619
4.285
0.464
Average CV (%)
3.898
2.838
0.801
D50: median particle size; CV: coefficient of variation. Higher CV refers to less consistency or lower precision, and vice versa. Low CV (<4%) indicates high precision of data.
