抗干扰性

PLC的抗干扰性及在二小型车间的实际应用经验

PLC Anti-Jamming and in Two Small Workshop Practical Application Experience

这也说明了经典PID控制器在快速性、超调、抗干扰性上很难进一步提高。

The simulations also disply that in classical PID control the characteristics of high speed , overshoot and anti-jamming can hardly be improved .

BP网络的抗干扰性研究及误差分析

Error Analysis and Anti-Interference of Back Propagation Neural Networks

GPS（Globalpositioningsystem）中的P码码速率高且周期长，与C／A码相比，P码的精确度高，抗干扰性强。

The Global Positioning System ( GPS ) P-code has a higher chipping rate , better accuracy and anti-jamming property than C / A code .

实现了零频响特性，对A、B相信号的正交性不敏感，抗干扰性强。

And it is insensitive to the orthogonality of the signal A and B.which can resist strong disturbance and shows sound reliability . 5 .

控制器局域网CAN（ControllerAreaNetwork）由于具有抗干扰性强、使用可靠等优点，目前已被广泛应用到工业控制领域。

Controller LAN CAN ( Controller Area Network ) has been widely used in industrial control as a result of high immunity to interference , reliable to use .

应用常规的PID控制方法响应时间慢，抗干扰性和稳定性难以满足控制要求。

The application of the conventional PID control with slow response time and poor stability can not meet the control requirements .

仿真结果显示，该控制方法具有较强的鲁棒性及良好的跟踪性能，与采用PID的控制方法相比，系统具有更好的控制性能及更强的抗干扰性。

Simulation results indicate that the proposed approach improves position tracking accuracy considerably and is more robust compared with PID control .

完成了硬件模块的抗干扰性、GPRS数据传输、监控系统运行等性能测试。

The hardware immunity testing , GPRS data transfer performance testing , and monitoring system operation testing are done .

CDMA作为第三代移动通信的核心技术之一，具有良好的保密性和抗干扰性。

As the core technology of the third generation mobile communication system , CDMA has good privacy performance and anti-interference ability .

结论：该方法灵敏，准确，抗干扰性好，适用于儿科临床血药浓度监测及其药动学研究。MTX在ALL患儿体内的经时过程呈一房室模型代谢。

CONCLUSION The method is sensitive , accurate for monitoring the MTX blood concentration .

OFDM技术以其抗干扰性强，传输速率高成为低压电力线高速通信的主流技术。信道估计算法是OFDM系统接收端的关键技术之一。

OFDM technique has been the mainstream in low-voltage power line communication because of its good capability against interference and high transmission rate .

电信CDMA技术是其中的业务之一，具有良好的保密性能、抗干扰性好，抗多径衰落，等诸多优点。

CDMA is one of them , which has many advantages such as the good secrecy , anti-jamming performance and resistance to multipath fading .

文章还对专用缠绕机的物理参数控制软件的关键性技术进行了研究，包括数字滤波、模糊自整定PID控制算法以及软件的抗干扰性等。

The key technologies of physical parameter control software have been researched which include digital filter 、 fuzzy self-adaptive PID control algorithm and ability of anti-jamming and so on .

该算法与工业界常用的PID控制算法经计算机摸拟仿真比较说明该算法具有实时性强、抗干扰性好的优点。

It is shown that the algorithm presents a good dynamic performance and robust compare to PID algorithm which is used a great deal in industries by computer simulation .

通过Matlab仿真表明，该控制策略克服了BP算法对初始值敏感的问题，有效提高神经网络的控制效果，和常规PID控制器相比较，超调量小、抗干扰性强和鲁棒性好。

The simulation results indicate that Matlab simulation improves effeciency of neural network and has robustness and anti jamming , meanwhile proves the superiority of this controller to the PID controller .

结果表明，本文提出控制方法，使大迟延对象的动态品质提高，并且在抗干扰性和鲁棒性上要优于PID控制。

As a result of it , the control algorithm in the article enhances the dynamic quality of large-delay object , and excels PID control in the anti-interference characteristic and robustness .

由于LFM信号的频率随时间线性变化，因此从理论上分析接收机的抗干扰性比较困难。

Because its frequency varies linearly as time , so it is more difficult to analyze the receiver 's immunity .

最后用实例验证了本文的基于Hausdorff距离的图像匹配算法在考虑了小旋转变换模型的情况的可行性、实时性，以及抗干扰性。

Finally several examples is used to verify the image matching algorithm based on Hausdorff distance , considering small rotation .

利用多描述编码的良好抗干扰性和差错掩盖能力，提出一种新的基于运动估计3D提升小波的多描述视频编码，以适应在不可靠网络中传输视频的要求。

The proposed method is called 3D lifting wavelet MDC video coding , which takes the advantages of MDC , the excellent anti-jamming and error-resilient capability , to meet the requirement of unreliable network video transmission .

工业总线网络采用了Profibus通讯协议，该协议具有反应时间短，抗干扰性强的特点；

The former adapts to Profibus communication agreement whose reaction time is very short and the ability of resisting disturbance is strong .

伪随机序列（Pseudo-RandomSequence，PRS）具有良好的随机性，抗干扰性强，广泛应用于多个重要科技领域。

Pseudo-Random Sequence ( PRS ) has a good randomness , and strong anti-interference , widely used in various important fields of science and technology .

模糊控制器中通过设定目标位移，分别在有初始摆角、无初始摆角情况下进行仿真研究，得出其抗干扰性优于PID控制器。

Fuzzy controller by setting the target displacement , respectively , in the initial swing angle , initial swing angle of the case simulation study , and obtained interference immunity is better than PID controller .

此外，我们还讨论了它的有效性和抗干扰性。最后，我们进一步讨论了谱分解Liu估计在Panel模型中的应用。

In addition , the effectiveness and anti-interference of the proposed estimators are also examined . Finally , we have also discussed the applications of the spectral decomposition Liu estimator in Panel data model .

它决定着系统的容量，抗干扰性，接入和转换速度等性能指标。在CDMA通信系统中，主要使用二元序列作为地址码。

It decides the capability , anti-jamming and speed of connect and conversion of the system . Today , in CDMA communication system , we use duality sequence as address code .

该测量装置以稳定度较高和抗干扰性强的双纵模热稳频He-Ne激光器为光源；

The frequency-stabilized double longitudinal modes He-Ne laser with thermoregulation is used as light source , which has high stability of frequency difference and good anti-disturbance performance .

介绍了机车车间的特殊环境，分析了WLAN产品的抗干扰性，说明了WLAN技术在机车车间的应用。

This paper introduces the special environment of locomotive workshop , analyzes the noise immunity of WLAN product , and illustrates the application of WLAN technology in locomotive workshop .

GPS授时技术虽然精度高，抗干扰性强，但是由于需要专用的GPS接收机，若单纯使用GPS授时技术做时钟同步，就需要在每个采集点安装接收机，成本较高。

Although GPS technology has high precision , strong anti-interference , but because of the need for a dedicated GPS receiver , widely use of GPS technology on the clock time synchronization will have a high the cost .

利用FPGA作为智能控制器的控制核心，不仅使系统具有高速型的特点，而且实现了用硬件控制方式代替软件控制方式，更重要的是使系统的抗干扰性得到很大的提高。

Using FPGA as the core of intelligent controller control will not only make the system has the characteristics of high speed type , but can also realize hardware control mode instead of software control mode .

分析ESP除尘现场的多种干扰源，从不同角度设计提高ESP实时监控系统抗干扰性和电磁兼容性能的方法。

The interference sources of ESP field are analyzed , and the method to improve the anti-interference ability and EMC ability of ESP real-time monitor and control system are designed .