A Research on Push-pull Converter with Coupled Inductor An Intelligence Method for Giant Magneto-resistance Based DC Electronic Current Transformer 采用耦合电感均流的推挽式直流变换器的研究巨磁电阻直流电子式电流互感器智能化方法
Push-Pull Bi-Directional Current Mode High-Frequency Link Inverter and Its Soft Snubber Technique; basement-cored nappe 推挽式双向电流源型高频链逆变器及其软缓冲技术以基底为核部的推覆体
A one-side push-pull type eddy current slag detector in continuous casting 连铸单侧推拉式电涡流型大包下渣检测器
In the whole design, the former DC/ DC converter chooses the push-pull topology that is the first choice in the low voltage and big current situation. The DC/ DC converter adopts open-loop control. 因为推挽变换器是低压大电流应用场合的首选,设计方案中对前端DC/DC环节选用了这种拓扑,并对该环节采用了开环控制。
Experimental results prove that push-pull forward topology has some superiority in low voltage and high current situation. 试验结果表明,推挽正激电路在低电压大电流场合具有一定的应用优势。
Feed-Forward-Type active filter is proposed in this paper, which consists of a passive common-mode voltage detection network, a push-pull circuit, and a four-winding transformer to eliminate the negative effects of shaft voltage and bearing current in a PWM inverter drives. 为抑制由PWM逆变器输出的共模电压而导致电机轴承的损坏,提出了前馈有源滤波器。滤波器包括无源共模电压检测网络,推挽电路以及四绕组共模变压器。
A novel active clamp circuit used in push-pull current source high frequency link inverter is proposed in this paper, and its operation principle, control scheme and design are described in detail. 提出了一种新型用于推挽电流源高频链逆变器的有源箝位电路。详细阐述了电路的工作原理、控制方案和设计方法。
Research on Push-Pull Bi-Directional Current Mode Aviation Static Inverter with High-Frequency Link 推挽双向电流源高频环节航空静止变流器研究
A circuit topology of the push-pull bi-directional current mode inverter with high-frequency link is proposed. Steady principle and output voltage instantaneous feedback control of the inverter are investigated. 提出了推挽双向电流源高频环节逆变器电路拓扑,分析研究了其稳态原理和电压瞬时值反馈控制方案。
The traditional short-circuit transfer method increase the resistance heat by increasing the wire extension, But the push-pull short-circuit CO2 welding technics increase the resistance heat by increasing equivalent short-circuit current, they can both achieve reduce the welding heat input in a certain extent. 传统短路过渡中增加干伸长是通过增加电阻的方式增加电阻热,而推拉丝短路过渡则是通过增加等效短路电流Ies的方式增加电阻热的作用,两者均可在一定程度上降低焊接热输入。
The droplet of the push-pull short-circuit CO2 welding transfer in order, the energe distribute conformably, and the weld shape is good whatever welding in small or big current. 推拉送丝短路过渡过程熔滴过渡有规律,能量分布均匀一致,不论在小电流还是大电流时焊缝成形均平整美观。
The push-pull DC-DC converter adopts voltage closed-loop control converting low-voltage direct current into stable high-voltage direct current, which simplifies the inverter. 推挽升压变换环节采用了电压闭环控制,将低压直流电转换成稳定的高压直流电,使逆变环节的控制简单化。