| 1. | Design of peak - current control circuit for high - power soft - switch inverter 大功率弧焊逆变器峰值电流控制电路设计 |
| 2. | Work frequency of the source current module is 50khz , and peak - peak value is 1ma 恒流源模块工作频率为50khz 、峰峰值电流为1ma 。 |
| 3. | Thirdly , the closed - loop design of the peak - current control applied to the im - fac converter is discussed 论文还讨论了采用峰值电流控制的im - fac变换器的闭环参数设计。 |
| 4. | Based on the current sources designed , 20a peak current composite - structure current mode edm power and 20a ^ 50a peak current two - stage current mode edm power are built 在此基础之上,设计了20a峰值电流复合结构电流型edm电源样机和20a 、 50a峰值电流两级结构电流型edm电源样机。 |
| 5. | We add simple minimal input current controlling circuit to traditional peak current controlled dc / dc boost converter to make the converter with the minimal and maximal input current controlled at the same time 在原峰值电流控制dc dcboost型变换器电路结构的基础上,增加电流最小值控制电路。 |
| 6. | Multiple funcyions available : start / crater arc current , increase / decrease time , base , crest value current , pulse frequency , pulse rate , post flow time , hf / friction welding , water / gas cooling 功能丰富:起始/收弧电流、上升/下降时间、基值电流、峰值电流、脉冲频率、占空比、滞后关气时间分别可调,高频/接触引弧、水冷/气冷可供选用。 |
| 7. | These devices would need to be tested to a peak current whilst simultaneously measuring the vpl . the class 2 test accomplishes this requirement . the waveshape is defined , not the charge q 对这类型的设备进行峰值电流的测试,同时测量其电压保护水平( vpl 。等级2测试规定了这些要求,并对波形进行了定义,但没对电荷q进行定义。 |
| 8. | Green - mode which provides off - time modulation to linearly decrease the working frequency under light - load conditions and power limiting which will turn off the transistor when peak current of inductor reaches the threshold current 同时该电路集成了能在轻负载情况下自动降低频率的绿色模式以及能在电感峰值电流过高时关断调整管的功率限制模块,降低了系统的功耗。 |
| 9. | Many control methods are explored , including average current control , peak current control , hysteretic control , nonlinear carrier control , etc . all of these control methods had been implemented by the analog circuits 许多控制策略运用于pfc电路中,如平均电流控制、峰值电流控制、滞环控制等。现今已发展出许多pfc模拟电路专用的控制芯片,如应用于平均电流控制策略的uc3854 3855和ml4824等。 |
| 10. | The method to obtain the equivalent inductance of im is proposed , and the small - signal model of the peak - current controlled im - fac converter is founded . based on the presented small signal model , the parameter design of the compensator is accomplished 提出im中电感的等效方法,依据电感等效值和建立的峰值电流控制fac变换器的小信号模型完成了采用峰值电流控制的im - fac变换器的小信号分析和补偿器设计。 |