It is approved that the novel high frequency power transformer can be applied on 50kva soft-switching submerged arc welding inverter successfully.
实践表明，该新型结构的功率变压器可以成功的在50kva软开关埋弧焊逆变器中应用。
High frequency and soft switching of converter can reduce the size and weight of transformer and filter, improve electric performance, increase efficiency and reliability.
变换器高频软开关工作可减小变压器和滤波元件的尺寸和重量，改善电气性能，提高效率和可靠性。
In high-frequency switching power supply, influence on switching power supply by the more parasitic transformer parameters is increasing.
大功率通信高频开关电源的噪声干扰中除了有谐波的传导干扰外，还存在电磁的辐射干扰问题。
应用推荐