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Performance comparison between proposed and previous work for increasing load_
| Performance criteria | Previous work | EK-PCMC |
|---|---|---|
| Step Response at 50W power at Impedance=90 ohm at time 0s | ||
| Power overshoot | 4.20% | 0.188% |
| Rise time of Power | 0.89 ms | 0.0047 ms |
| Settling time of power | 2.1 ms | 0.017 ms |
| Load step from Z1 to Z2(90 ohm to 120 ohm) at time 0.01s | ||
| Power overshoot | 9% | 3.2% |
| Load step from Z2 to Z3(120 ohm to 150 ohm) at time 0.02s | ||
| Power overshoot | 10% | 2.6% |
Parameters of buck converter_
| Parameter | Value | Unit |
|---|---|---|
| Input voltage (Vg) | 50 | Volt |
| Maximum output voltage (Vb) | 45 | Volt |
| Maximum average current (Iavg) | 3 | Ampere |
| Duty cycle (D) | 46 | Percent |
| Switching frequency (fs) | 1 x 106 | Hz |
| Inductance (L) | 100 x 10−6 | Henry |
Parameters of inverter_
| Parameter | Value | Unit |
|---|---|---|
| Maximum Input DC voltage (yfc) | 45 | Volt |
| Maximum output voltage (VRMS) | 120 | Volt |
| Maximum output current (IRMS) | 1 | Ampere |
| Switching frequency (fs) | 500 x 103 | Hz |
| Transformer turn ratio | 1:3 | - |
| Impedance range | 10-340 | Ohms |
| Reference power command | 50 | Watt |
Performance comparison between proposed and previous work for decreasing load_
| Performance criteria | Previous work | EK-PCMC |
|---|---|---|
| Step Response at 50W power at Impedance=90 ohm | ||
| Power overshoot | 4.20% | 0.188% |
| Rise time of Power | 0.89 ms | 0.0047 ms |
| Settling time of power | 2.1 ms | 0.017 ms |
| Load step from Z1 to Z2(90 ohm to 60 ohm) at time 0.01s | ||
| Power Undershoot | NA | 3.2% |
| Load step from Z2 to Z3(120 ohm to 30 ohm) at time 0.02s | ||
| Power Undershoot | NA | (In constant current mode) |
Performance comparison between proposed and PCMC_
| Controller | Integral square error (ISE) | Integral absolute error (IAE) |
|---|---|---|
| PCMC | 0.3190 | 0.0175 |
| EK-PCMC | 0.0822 | 0.0036 |