Blended Teaching Approach in Power Electronic Technology Teaching

With the rapid development of modern information and internet technology, on-line teaching has been becoming an important teaching mode. In this two years, on-line and offline blended teaching mode became the mainstream all over the world because of the worldwide outbreak of Covid-19. This promised “suspended classes without suspension of learning” in colleges and universities. On-line teaching and off-ling teaching play different roles in blended teaching. The on-line teaching video playback solves the problems of timeliness and geographical limitation in classroom teaching. Students from all universities can watch teaching videos of some famous teachers in top universities in on-line teaching platform. Internet social App, such as Ding talk and QQ, can enhance the interaction between teachers and students at any time. Implementation of some research simulation tool in on-line teaching can increase the interest and mobilize the students' learning initiative. Face to face teaching and discuss in classroom teaching is useful to explain some difficult knowledge. On-site experiment can enhanced the student hand-on skills. Course design can improve the engine design ability of students. On-line teaching and off-line blended teaching can combine the advantages of both and improve the teaching effect of power electronic technology.