- 31
- Oct
Comparison of parallel and series circuits used in intermediate frequency power supplies
Comparison of parallel and series circuits used in intermediate frequency power supplies
پروژه | Type of IF power supply | |||
(a) Parallel type | (b) Tandem type | (c) Series and parallel | ||
شکل موج ولتاژ خروجی | موج سینوسی | Rectangular wave | موج سینوسی | |
Output current waveform | Rectangular wave | موج سینوسی | موج سینوسی | |
Fundamental voltage of induction coil | ولتاژ خروجی اینورتر | Q×Inverter output voltage | ولتاژ خروجی اینورتر | |
Fundamental current of induction coil | Q×Inverter output current | Inverter output current | Q×Inverter output current | |
DC filter link | Large reactance | Large capacitance | Large capacitance | |
Anti-parallel diode | نیازی نیست | استفاده کنید | استفاده کنید | |
تریستور | du/dt | کوچک | بزرگ | کوچک |
di/dt | بزرگ | کوچک | عموما | |
Impact of commutation overlap | Series reactance and distributed inductance cause commutation overlap | بدون | بدون | |
Protection against commutation failure | ساده | مشکل | مشکل | |
اضافه کردن در | کمی از | عموما | بسیاری | |
Exchange efficiency | High (about 95%) | Fair (about 90%) | Low (about 86%) | |
Stability of operation | Stable in a large range | Poor adaptability to load changes | Difficulty in manufacturing devices below 1000HZ | |
energy saving effect | خوب | عموما | تفاوت |