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Application of proportional controller to active vibration control incorporated with passive vibration isolator to suppress its resonant oscillation of natural frequency is proposed in this paper. Vibration acceleration acquired from accelerator is inputted to controller as feedback signal. The processed signal from controller is transmitted to voice coil actuator to control vibration.

本文主要是运用比例控制器进行被动式隔振系统自然频率共振抑制之主动控制研究，控制回馈讯号采用加速规量得之振动加速度值，经由控制器计算输出控制讯号驱动音圈致动器进行主动控制。

In the experimental work, application of proportional controller to active vibration control incorporated with passive vibration isolator to suppress its resonant oscillation of natural frequency is studied in this project. Vibration acceleration acquired from accelerator is inputted to controller as feedback signal. The processed signal from controller is transmitted to voice coil actuator to control vibration. Firstly, based on the theoretical equations which govern the system vibration, the physical mechanism of active control in total system is studied.

在实验部分，则运用比例控制器进行被动式隔振系统自然频率共振抑制之主动控制实验，控制回馈讯号采用加速规量得之振动加速度值，经由控制器计算输出控制讯号驱动音圈致动器进行主动控制。

The MAX483MJA is an integrated Pulse Width Modulation controller and Sense FET specifically designed for Quasi-resonant off-line Switch Mode Power Supplies with minimal external components.

该MAX483MJA是一家综合脉冲宽度调制控制器和感场效应管专为准谐振离线开关电源设计的最少的外部元件。

Based on the analogy of the conventional TL resonant mode numbering, a conventionalresonator resonates in only positive-o...

因此，与普通传输线的谐振模式相比，复合左右手的谐振模式可以为正，可以为负，也可以为零。

Of a voice loud and powerful; orotund ; resonant; sonorous

洪亮的音调；洪亮而有回声的话语。

This paper puts forward a novel DC link parallel resonant soft switching technology. It mainly analyses the topology, working principle of the soft switching inverter. Finally it validates its theory and feasibility through experiment.

该文提出一种新型的直流环节并联谐振软开关技术，重点分析了此种软开关逆变器的拓扑结构、工作原理和特点，并通过实验验证了其原理和可行性。

The ways of parallel resonant DC link and three-level control strategy were used in this power amplifier circuit. Output current ripple of power amplifier can be reduced as three-level power amplifier, all of power switches work on and off under the zero voltage switching or zero current switching, loss of switching and current ripple interference effectively reduced.

该电路在功率放大器三电平控制策略的基础上应用了并联谐振直流环节，保持了三电平功率放大器输出电流纹波小的优点，同时功率器件均工作在零电压或零电流条件下，开关损耗、电流纹波干扰有效地减小。

The phase switches of the proposed SRM converter turn on in zero voltage switchingmode by making use of a kind of parallel quasi resonant DC link circuit,and turn off in ZVS mode by adding a shunt-wound capacitance to every phase switch.

电路采用并联型准谐振直流环节为SRM相开关开通提供零电压条件，给相开关并联电容器则保证了相开关的零电压关断。

In this paper,a new method of measuring the resonant frequency of the RLC parallel resonance circuit was intro- duced,which makes the asymmetric amplitude-frequency curve symmetric.

介绍了用Origin变换坐标，将不对称的RLC并联电路的幅频特性曲线对称变换，从而精确求解其共振频率的方法。

Then, base on the equivalent circuit model for cascaded coupled resonator filter, the method for measuring or computing the phase of the reflection coefficient of short-circuit terminated networks and synthesizeing all the inter-resonator couplings and resonant frequencies of the filters to be tuned is studied intensively. The phase loading effect is removed and the tuning steps are analyzed. The method based on the partial fraction expansions of admittance matrix is used to synthesize coupling matrix of the filters under tuning.

然后，通过分析级联耦合滤波器的等效电路模型，着重研究了利用测量或计算终端短路网络的反射参数的相位来综合出待调级联耦合滤波器各个腔体的谐振频率和腔体间的耦合系数的方法，并且消除了端口相位加载的影响，给出了具体的调试步骤；接着利用导纳矩阵部分分式的展开来求得待调滤波器耦合矩阵，着重研究了消除端口相位加载的方法。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。