Table 6: Observation for power amplification factor with leather rope.
Sr. No. |
Load at Input Shaft |
Load Cell Reading at Output Shaft (gm) |
Speed |
Input Torque |
Output Arm Amplified Torque |
Power Consumed Across Output Shaft |
Power Amplification Factor = (Output Torque / Input Torque) |
Efficiency |
(gm) |
(rpm) |
(N-m) |
(N-m) |
(watt) |
(%) |
1 |
100 |
170 |
2100 |
0.0981 |
0.16677 |
36.656046 |
1.7 |
51.22250825 |
2 |
150 |
262.5 |
1960 |
0.14715 |
0.2575125 |
52.827831 |
1.75 |
65.88051963 |
3 |
200 |
356 |
1750 |
0.1962 |
0.349236 |
63.968394 |
1.78 |
74.43612261 |
4 |
250 |
450 |
1600 |
0.24525 |
0.44145 |
73.92816 |
1.8 |
81.17622256 |
5 |
300 |
540 |
1250 |
0.2943 |
0.52974 |
69.30765 |
1.8 |
78.30996817 |
6 |
350 |
647.5 |
1050 |
0.34335 |
0.6351975 |
69.80820525 |
1.85 |
79.56786874 |
7 |
500 |
940 |
810 |
0.4905 |
0.92214 |
78.1790292 |
1.88 |
85.36264583 |
8 |
600 |
1230 |
650 |
0.5886 |
1.20663 |
82.091061 |
2.05 |
91.16729388 |
9 |
700 |
1477 |
535 |
0.6867 |
1.448937 |
81.13564221 |
2.11 |
91.72749805 |
10 |
800 |
1624 |
520 |
0.7848 |
1.593144 |
86.70951744 |
2.03 |
93.52360221 |
11 |
1000 |
2230 |
380 |
0.981 |
2.18763 |
87.0093372 |
2.23 |
97.74392716 |