Research Article
R Dump Converter without DC Link Capacitor for an 8/6 SRM: Experimental Investigation
Table 3
Comparison of torque with DC and sinusoidal excitation with DC current reference.
| Constant current reference (A) | Experimental analysis | Theoretical analysis | DC excitation (with capacitor) | Sinusoidal excitation (without capacitor) | DC excitation (with capacitor) | Sinusoidal excitation (without capacitor) | Torque average | Torque ripple % | Torque average | Torque ripple % | Torque average | Torque ripple % | Torque average | Torque ripple % |
| 0.4 | 0.007 | 300.00 | 0.013 | 169.23 | 0.065 | 320.00 | 0.015 | 164.55 | 0.5 | 0.011 | 272.73 | 0.018 | 156.76 | 0.012 | 292.73 | 0.020 | 160.43 | 0.6 | 0.015 | 220.00 | 0.022 | 141.57 | 0.017 | 210.00 | 0.025 | 145.89 | 0.7 | 0.019 | 173.68 | 0.027 | 140.74 | 0.020 | 193.68 | 0.032 | 143.56 | 0.8 | 0.024 | 145.83 | 0.036 | 134.25 | 0.025 | 165.83 | 0.038 | 140.87 | 0.9 | 0.037 | 116.22 | 0.045 | 133.33 | 0.039 | 122.22 | 0.044 | 138.26 | 1.0 | 0.039 | 135.90 | 0.052 | 134.62 | 0.045 | 146.90 | 0.058 | 136.96 | 1.2 | 0.052 | 132.69 | 0.081 | 130.43 | 0.050 | 140.69 | 0.091 | 132.45 | 1.5 | 0.048 | 143.75 | 0.089 | 114.12 | 0.056 | 155.75 | 0.099 | 120.87 |
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