提出了一种新型感应加热谐振负载,即LLC负载。
提出与研究了具有串并联谐振负载的晶闸管中频电源的一种新启动方法——负载充磁启动。
A new starting method for SCR induction heating inverter with series parallel resonant load, named as magnetizing to the load, is developed.
系统的分析了频率跟踪移相PWM控制全桥供电的串联谐振负载式DBD型臭氧发生器电源系统的工作过程。
The working processes of the frequency-tracking phase-shift PWM controlled full bridge power supply load series resonant type DBD ozone generation power system are analyzed.
通过对软开关技术的研究,提出了一种全新的双管llc谐振负载电路拓扑,解决了传统感应加热过程中高频条件下开关损耗的问题。
Basing on the technology of soft-switch, a novel two-switch LLC resonant inverter topology was proposed, which has solved the switching loss in traditional induction heating.
从控制系统的角度出发分析了自激lc串联谐振并联负载型电子镇流器。
In this paper, we examine the self-oscillating LC series resonant parallel load inverter for electronic ballast applications from a system point of view.
结果得出了纵扭复合型超声马达谐振频率与负载的变化关系。
Results The change relations between resonance frequencies and load of longitudinal-torsional ultrasonic motor were got.
由于超声波电机的温升、负载变化及周围环境变化等原因,使电机的谐振频率发生漂移,这将影响超声波电机运行的稳定性。
Because of the temperature rising of ultrasonic motors, load changes, and vicinal surrounding changes and so on, the resonant frequency will shift, leading to working stability drop.
仿真及实验结果验证了该方法的正确性,表明该方法适用于串并联负载谐振逆变器。
Finally, the correctness is verified by simulation and experiment. It is indicated that this method is adequate for the inverters with series-parallel resonant load.
液相环境下振荡的压电石英晶体传感器的谐振频率变化主要受液体性质和表面质量负载的影响。
The resonance frequency shifts of piezoelectric quartz crystal sensors in contact with the liquid are influenced mainly by liquid properties and mass loading on the quartz crystal surface.
在谐波负载下用电容器进行无功补偿时,会产生谐波电流严重放大、甚至引起谐振的现象。
When capacitors are used for reactive power compensation under harmonic load, the harmonic current would be seriously amplified, and the system would be taken into probably resonance.
谐振回路耦合至开关电路,接收第一交流信号并产生第二交流信号以给负载供电。
The resonant tank coupled to the switching circuit receives the first AC signal and generating a second AC signal for powering a load.
在谐波负载下用电容器进行无功补偿时,会产生谐波电流严重放大,甚至引起谐振的现象。
When capacitors are used for reactive power compensation under harmonic load, the harmonic current would be seriously amplified, or even the system would be taken probably into resonance.
超声珩磨装置在工作状态时,珩磨负载对超声珩磨振动系统谐振频率有一定的影响。
Honing load has influence on the resonance frequency of ultrasonic honing vibration system when ultrasonic honing device is working.
最后,文中详细分析了无接触电能传输系统的负载特性,进而设计出用于无接触电能传输系统的高频全桥串联谐振逆变器的拓扑结构。
In the end, by studying the load character of contactless electrical power deliver system, this paper designs the high frequency full-bridge series resonance converter.
然后利用ADS软件对几种微带谐振器进行了分析和计算,使雪崩二极管的负载阻抗与其匹配。
After this, we analyzed and computed several microstrip resonators with ADS, making impedance match between the resonator and IMPATT diode.
本文对电容抽头负载部分接入的谐振网络设计提出了一种准确而快速地确定回路电容值的方法。
Here is a new method about the resonant network design for the capacitor tap, this can decide very quickly and accurate Capacitance Value.
改进的异或门中,利用LC谐振回路作为异或门的负载,提取出希望得到的频率分量。
Using LC tank circuit as the load of modified XOR, the frequency component desired can be extracted out.
在这样的发展趋势下,基于软开关的负载谐振开关电源功率和频率的要求也逐步提高。
In such a trend, the power and frequency of load resonant switching power supply based on soft switching requirements also gradually increase.
它会影响到晶振的谐振频率和输出幅度,一般订购晶振时候供货方会问你负载电容是多少。
It will affect the crystals resonant frequency and output amplitude, the general ordered crystal when the supplier will ask you how much the load capacitance.
分析了电子镇流器负载电路在谐振点火阶段和稳态限流阶段的工作特性。
The operation features of the load circuit of the electronic ballast are analyzed.
因此,高性能伺服系统需要具备负载惯量辨识及谐振抑制能力。
So, it requires that high-performance servo system have ability of inertia identification and resonant depression.
本文利用高压支承变压器高频载波下付边电感与负载电容的谐振特性,设计并研制了有源谐振的ESS。
In the palper, with resonance between the secondary coil of suspension transforMer and capacitance load the active ESS has been developed.
接着对负载谐振式逆变器进行了分类并比较了他们的特点,最终采用了串联谐振、电容分压输出的拓扑结构。
By classifying load resonant inverters and comparing their characteristic, a topology of series resonant inverter with output from resonant capacity is proposed.
本文通过理论分析,仿真及实验对伺服系统负载惯量辨识及柔性伺服系统谐振抑制的方法进行了较为深入地研究。
In this thesis, methods of inertia identification and resonant depression are researched deeply through theoretical analyses, combined with simulations and experiments.
本文利用频率跟踪和移相控制技术,使电源输出频率跟踪负载谐振频率变化,以保证最佳加热效率。
It could ensure the best efficiency by making the output frequency to trace the resonance frequency with the frequency tracing technique and phase-shifted control.
为使系统的功率因数较高,采用电压源型负载串联谐振中频逆变器和频率跟踪技术。
In order to improve the power parameter further, the intermediate frequency inversion of an electric voltage power type series resonance and frequency trace technique are adopted.
理论分析和实验结果证明,负载谐振模式使负载电流波形接近正弦波,从而使变压器能量传输效率提高了3%,并减小了电磁干扰。
The results proved that the improved resonant mode load current is close to sine wave. The energy transfer efficiency of transformer is improved by 3 percent, and the EMI is decreased.
考虑到变幅器是有负载的,而不是自由谐振的,我们可以将现有的变幅器加以推广,并建立起广义变幅器理论。
In consideration of the fact that amplitude transformer is loaded and not freely resonant, we develop the present amplitude transformer and establish the theory of generalized amplitude transformer.
考虑到变幅器是有负载的,而不是自由谐振的,我们可以将现有的变幅器加以推广,并建立起广义变幅器理论。
In consideration of the fact that amplitude transformer is loaded and not freely resonant, we develop the present amplitude transformer and establish the theory of generalized amplitude transformer.
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