Study of phase-shift full-bridge zero-voltage soft switch resonant circuit 移相全桥零电压软开关谐振电路研究
It is shown that the periodicity and weakening surge is caused by the interaction between the self-excitation of the resonant circuit and transferred electron oscillation of the switch. 指出开关的周期性减幅振荡是由于外电路的自激振荡和开关的转移电子振荡共同作用引起的。
Synchronously, the DC power supply after rectifying is connected with the resonant circuit through the foot stepping switch in another loop. 同时,经过整流的直流电源在另一回路中通过脚踏开关连接到谐振电路。
To enhance the capacity of the wireless transmitter, we need power amplification circuit in the wireless charging transmitter resonant circuit activates this circuit. 无线充电发射端谐振电路需要功率放大电路才能驱动,以增加无线发射的功率。
This paper introduces the circuit topology of portable inverter arc welder with soft snubber, mainly power circuit is a double switch forward converter with assistant resonant circuit. 主电路采用具有无源辅助谐振网络的双管正激变换器,与普通双管正激变换器相比,功率管开关状态得到较好的改善,同时并没有增加电路的复杂性。
The analysis of step signal action on coupled resonant circuit is a difficult part in circuit analysis. 阶跃信号作用于耦合谐振电路的分析是电路分析中的难点。
Connecting equivalent circuit model of PWM switch and operating characteristic of resonant circuit, a method of small-signal analysis for a variety of ZVZCS full-bridge PWM DC-DC converter is proposed. 在PWM开关等效模型的基础上,结合变换器谐振电路的工作特点,提出了一种ZVZCS全桥PWMDC-DC变换器小信号分析方法,这种建模方法适用于不同类型的ZVZCS全桥变换器。
Resolved some key problems such as resonance and signal processing by selecting special resonant circuit and taking other measurements. 通过选用特殊的谐振电路和采取其他措施,解决了在线圈谐振和信号解调方面存在的关键问题。
Time Domain Analysis and Optimum Design of the Electronic Ballast Resonant Circuit 电子镇流器谐振回路的时域分析和优化设计
Based on soft-switching operating condition of ZVZCS full-bridge PWM DC-DC convener, the influence of transformer leakage inductance and resonant circuit on the converter dynamics is analyzed. 针对ZVZCS全桥PWMDC-DC变换器的软开关工作,分析了变压器漏感和辅助谐振电路对变换器动态特性的影响。
The PWM control strategy and zero-voltage resonant working modes are analyzed, a mathematical model for the resonant circuit is built and the relevant resonant conditions are deduced. 文章分析了PWM控制方式、零电压谐振的工作模式,并对谐振电路和谐振条件进行了数学推导。
A kind of high voltage DC power supply with LCC resonant circuit is designed. 设计了一种基于LCC串并联谐振电路的高压直流电源。
This arTicle introduces the experimental simulation of Computer-Assisted instruction to analyse RLC series resonant circuit. 本文论述采用计算机辅助教学中的实验模拟方法来分析RLC串联谐振电路。
The qualitative factor Q of series resonant circuit for voltage withstanding test is analyzed. 对串联谐振耐压试验回路的品质因数Q进行了分析。
In order to make DC DC power converted, voltage resonant switch is combined by resonant circuit and switching PWM. 采用谐振电路和PWM开关结合,组成电压谐振开关,实现DC&DC功率变换。
By combining simulation test, the causes influencing on Q value are found. The equivalent loss resistance R of series resonant circuit is studied and a new opinion is presented. 结合模拟试验,找出了影响Q值大小的原因,并对串联谐振回路中的等效损耗电阻R做了详细的研究,提出了新的看法。
In this paper, loosely coupled inductive full-bridge converter with primary and secondary series resonant circuit is discussed, the choice of the compensation parameters is detailed calculated, and the mode analysis is presented. 以初次级同为串联谐振的松耦合感应传输方式的全桥变换器为研究对象,对其补偿参数的选取进行了详细推导,给出了谐振时电路的模态分析。
Application of PSPICE 9.1 in RLC Series Resonant Circuit PSPICE9.1在RLC串联谐振电路中的应用
Analyzed the circuit working principles in different frequency range, established the fundamental equivalent circuit, the LLC resonant circuit voltage gain characteristics, input impedance characteristics has been analyzed through fundamental analysis method, determined the soft-switching working range. 分析了不同开关频率范围内电路工作原理,并建立了基波等效电路,采用基波分析方法对LLC谐振电路的电压增益特性、输入阻抗特性进行了研究,确定了电路软开关工作范围。
First, the working principle of the full-bridge LLC resonant circuit is researched. Based on this, the DC voltage gain, the resonance parameters impact on the converter, no-load and short circuit characteristics are analyzed, and the design method of the resonance parameters is given. 首先研究了全桥LLC谐振电路的工作原理,在此基础上分析了其直流电压增益,谐振参数对变换器的影响,空载和短路特性,并给出了谐振参数的设计方法。
The principle of the traveling wave induction launcher and the constant current characteristic of the series resonant circuit are analyzed by applying the electromagnetic launch theories. 应用电磁发射理论,对行波感应发射器的工作原理以及串联谐振的恒流特性进行了理论分析。
Compared with other resonance method, series-parallel resonant is chosen as the resonant circuit topology in this paper. 通过与其他谐振方式的对比,本文提出用串并联谐振作为谐振回路的拓扑模式。
Besides, this dissertation discussed the efficiency of various forms of power amplification principally, and presented the design principle based on class D power amplifier, designed an impedance matching network whose cores are transformer and series/ parallel resonant circuit. 此外,本论文还从原理上讨论了各种功率放大形式的效率,给出了基于D类功放的设计原理,设计了以变压器、串并联谐振回路为核心的阻抗匹配网络。
The front stage is an interleaved full-bridge LLC resonant circuit, the back stage is the full-bridge inverter circuit. 本文研究了一种两级结构的逆变器,前级为交错并联全桥LLC谐振电路,后级为全桥逆变电路。
In this paper, we mainly researches on the inverter resonant circuit and load impedance of the series resonant induction heating power supply. 本文以超音频串联型感应加热电源为研究对象,对逆变器谐振回路及负载阻抗匹配进行了分析、研究。
Then, analyze the work modes of CLASS-D half bridge resonant circuit in the capacitive and inductive work condition. 接下来,分析了CALSS-D半桥电压型LCLR谐振电源在容性和感性状态下的工作模态。
The schematic design phase, I calculate the parameters of half-bridge LLC resonant circuit and control circuit and select the appropriate components to reduce electromagnetic interference. 在原理图设计阶段,详细计算了LLC半桥谐振电路以及控制电路的参数,选择合适的元器件,减少电磁干扰。
A lot of simulation studies are done by using the Pspice software, and the simulation results show that the resonant circuit has constant current characteristic and the resonant capacitor and inductor are chose reasonably. 利用Pspice仿真软件做了大量的仿真研究,通过仿真结果证明了谐振电路的恒流脉动充电特性以及谐振电容、电感选取的合理性。
By analyzing equivalent coupled resonant circuit and experimental research, the effect on the transfer power with different transfer distance is studied. 通过分析无线能量传输装置等效耦合谐振回路和实验研究,得出了传输距离对传输功率的影响。
The serial resonant circuit and parallel resonant circuit should be used according to the application situation. The essential factors effecting power transmission efficiency, which are coupling coefficient and coils 'quality factor, was revealed. 指出了串联谐振电路和并联谐振电路的不同适用条件,并从根本上揭示了影响能量传输效率的因素-耦合系数和线圈品质因数。