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调谐滤波器
    Auto-Tuning Control of Single Tuned Filter
    单调谐滤波器的自动调谐控制
    ANALYSIS OF SINGLE TUNED FILTER AND HIGH PASS FILTER
    单调谐滤波器及二阶高通滤波器的设计分析
    Research on the Measurement of Detuning in AC Tuned Filter
    交流调谐滤波器失谐度检测方法的研究
    As a harmonic mitigation device, passive tuned filter has been widely used in power distribution system due to its advantages of simple structure, the reliability and less investment.
    作为谐波抑制设备,无源调谐滤波器具有结构简单、运行可靠、投资少等优点,在电力系统中日益广泛应用。
    This paper researches a continuously tuned filter based on a continuously tunable reactor in order to compensate the detuning and limit excessive harmonic current.
    本文研究了一种基于连续可调电抗器的交流连续可调滤波器,旨在克服调谐滤波器的上述缺点并解决谐波过流的问题。
    The controller of the continuously tuned filter, which can adaptively compensate the detuning and limit the excessive harmonic current, is developed.
    本文研究了连续调谐滤波器的控制系统结构,提出了一种基于选择性控制结构的限流调谐策略,实现了正常调谐与谐波过流保护的协调统一,利用调节滤波器谐波阻抗的方法达到过电流柔性保护的目的。 通过系统仿真,验证了限流调谐控制策略的有效性。
    The design makes use of the rectifier circuit to check out the used method and the designed controllable single tuned filter.
    本文通过整流电路,对所设计的可控单调谐滤波器的滤波效果进行验证。
    A series of key technologies involved in the design and implementation of the above two schemes, such as impedance matching, automatic gain control (AGC) amplifier, electrically tuned filter and the corresponding control circuit, A/D converter and data-storage in DSP56F803, PCI interface with the core of FPGA etc are discussed in detail. Finally, simulation and test results are presented which prove the feasibility and practicability.
    论文对上述两个方案设计实现中涉及到的关键技术,诸如阻抗匹配、AGC放大电路、电调谐滤波器及其自动控制电路、基于DSP56F803的A/D变换和数据存储、以FPGA为核心的PCI总线结构的设计实现进行了详细的研究和探讨,最后对系统进行了调试和测试,通过测试结果验证了设计的可行性和实用性。
    There-fore the basic Characteristic of the self--tuned filter is improved completely.
    从而完善了自调谐滤波器的基本特性。
    The neccesity of carrying out the dynamic measurement of the integrated YIG tuned filter/oscillator devices is described.
    本文简要地分析了YIG调谐滤波器—振荡器集成统调组件动态统调测试的必要性。
    The paper presents a scheme of design and implementation of short wave narrow band(receiver's) RF front end based on RF direct digitalization,laying emphasis on the design and realization of RF AGC and electrically tuned filter which are the key technology of the scheme.
    提出了一种基于射频直接数字化的短波窄带接收机射频前端的设计实现方案,并且着重讨论了作为此方案关键技术的射频AGC及电调谐滤波器的具体设计方案和实现过程。
 

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