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. 2023 Apr 20;16(8):3257. doi: 10.3390/ma16083257

Table 5.

Analysis of Brake Power vs. RPM.

Ser Temp Diff Al Base Plate Cu Base Plate Brass Base Plate Bronze Base Plate
Stirling Stirnol Stirling Stirnol Stirling Stirnol Stirling Stirnol
RPM Brk Pwr RPM Brk Pwr RPM Brk Pwr RPM Brk Pwr RPM Brk Pwr RPM Brk Pwr RPM Brk Pwr RPM Brk Pwr
1 20 °C 220 0 228 0 352 0 365 0 140 0 145 0 82 0 85 0
190 1.3 200 1.5 290 2.05 300 2.2 120 0.8 125 0.95 60 0.5 64 0.55
115 2.2 130 2.5 220 3.45 230 3.8 95 1.4 100 1.6 45 0.75 45 0.75
70 2 77 2.4 150 3.1 165 3.65 70 1.2 75 1.5 30 0.6 34 0.65
35 1.5 41 1.9 70 2.2 85 2.8 35 0.95 37 1.2
2 25 °C 235 0 245 0 376 0 390 0 150 0 158 0 88 0 92 0
218 1.35 224 1.6 310 2.1 320 2.4 130 0.85 135 1 65 0.55 72 0.61
150 2.7 158 3 230 4.2 245 4.6 105 1.7 110 1.9 48 0.82 56 0.94
100 2.9 110 3.3 165 4.45 175 5.05 80 1.81 85 2.1 35 0.65 43 0.72
40 2.3 47 2.5 80 3.55 95 3.85 40 1.5 42 1.58
3 30 °C 248 0 259 0 400 0 415 0 158 0 165 0 92 0 99 0
232 1.43 241 1.5 330 2.18 350 2.25 135 0.9 143 0.95 72 0.6 77 0.68
160 3.15 168 3.3 255 4.8 275 5.05 110 1.99 121 2.1 55 0.92 62 0.52
100 3.3 109 3.2 185 5.15 200 5.2 85 2.1 98 2 42 0.7 51 0.85
33 2.4 39 2.7 100 3.8 110 4.25 43 1.5 48 1.7
4 35 °C 262 0 274 0 422 0 440 0 168 0 175 0 98 0 102 0
240 1.65 252 1.9 355 2.5 370 2.8 145 1.02 153 1.2 75 0.65 79 0.7
170 3.5 178 3.8 280 5.42 300 5.8 120 2.2 128 2.4 60 0.98 65 0.55
105 3.65 112 3.7 210 5.62 225 5.72 95 2.3 105 2.3 48 0.74 53 0.88
40 3 47 3.4 130 4.5 155 5.2 48 1.89 55 2.15