| 1. | The process of designing the high frequency pulse transformer is supplied 介绍了其中高频脉冲变压器的设计。 |
| 2. | Experimental investigation of the flow patterns in a single closed loop pulsating heat pipe 斯特林型高频脉冲管制冷机的实验研究 |
| 3. | Development and application of electric dehydration power supply equipment with high frequency pulse 高频脉冲原油电脱水供电装置的研制及应用 |
| 4. | A prototype for 3000va 27vdc / 115v400hzac three - phase aviation static inverter with high frequency pulse dc link is designed and successfully developed 设计、研制成功了3kva27vdc 115v400hzac三相高频脉冲直流环节航空静止变流器。 |
| 5. | Abstract : the high - frequency pulse waveform of wedm pulse generator was analyzed . basic condition method is presented the results is well 文摘:分析了电火花线切割机脉冲电源的高频脉冲波形,提出了有效的控制方法,获得了良好的综合效果。 |
| 6. | The operation principle of the aviation static inverter with high frequency pulse dc link is discussed , and the design criterions of the key circuit parameters are gained 本文论述了高频脉冲直流环节航空静止变流器的工作原理,获得了关键电路参数设计准则。 |
| 7. | The three - phase aviation static inverter with high frequency pulse dc link is made of three independent aviation static inverters and has the advantages such as strong function with unbalanced load and easy realization for module 三相高频脉冲直流环节航空静止变流器由三个独立的航空静止变流器构成,具有带不平衡负载能力强、易于实现模块化等优点。 |
| 8. | In this thesis , the fabrication , characteristics and applications of the novel long - period fiber gratings ( lpfgs ) induced by focused high - frequency co2 laser pulses are studied . the main work is summerized as follows : 1 该方法利用高频脉冲的热冲击效应,由于脉冲能量集中,单个脉冲加热时间短,因此加热效率高,能高效率高质量地写入低成本的长周期光纤光栅。 |
| 9. | The magnetic reset by each pulse is proposed in this paper . that is how to control modulation ratio and let the increase of magnetic flux with each high frequency pulse reset to zero . so it will avoid magnetic flux saturation 本文采用逐个脉冲磁复位技术,就是在每个高频脉冲之后及时采取措施,使每一个高频脉冲引起的磁通增加都回复到零,从而避免磁芯磁通饱和。 |
| 10. | In this thesis , a high - frequency variable polarity arc welding power supply was investigated , which consisted of two independent power sources , the variable polarity power supply and the high - frequency pulse one , having advantages both of them 本文针对铝合金焊接研制了一种新型电源,所研究的高频变极性弧焊电源采用双电源结构,由变极性电源和高频脉冲电源组成,综合了两者的优点。 |