基于集合卡爾曼濾波的電能質(zhì)量檢測(cè)
[Abstract]:In the process of continuous progress of modern science and technology, electric energy plays an irreplaceable role in all aspects of human activities, at the same time, this double-edged sword also brings a lot of harm and trouble to mankind. In the course of human activities, once the electronic devices are manipulated excessively, the electronic network system will be in a state of collapse and disintegration, which will also cause a serious passive waste of electricity to groups or individuals. It can be seen that if we can realize the goal of real-time monitoring circuit and measuring related indicators, it will bring a lot of benefits, and this goal will also become the primary research project of scholars now. Because the key to achieve this goal is to pay attention to the related signals, leading to a lot of hot modern signal related professional approaches to combine with the above goals, has been smooth to the good environment. The first way to improve power quality is to obtain and reduce the presence of noise in power quality, so that the obtained results are always more authentic. This article will be discussed in detail in this respect. As a first step, the article will introduce the existing ways of obtaining results in detail. Officially because of the existence of these existing channels can allow us to obtain relatively real and perfect power quality parameters. In the second step, this paper will show a theory of data processing and data analysis, that is, the power quality acquisition method based on set Kalman filter. At the same time, this theory has been applied to the field of human activities on all sides. It is precisely because of the rapid processing of the operation steps of this theory, it can detect the advantages of individual parameters and so on. In the process of detection and acquisition, the noise changes greatly and there is no rule to follow, which makes it more difficult for us to reduce the noise. In the third step, this article will develop an innovative concept of the background set of the above signal processing pathways, so that this method can be used better in the collection of data. The concrete step is to require us to first have a set of background at a time. Then through a series of operations, the results can be truly restored. Using the physical observation operation, we can detect the change of noise, and then describe the beginning, end and maximum change of noise. Finally, we can discuss and restore the real power quality by means of reducing noise and so on. First of all, a specific working system was used to test and evaluate the above processing routes. It was found that the above approaches can accomplish better work, that is, they can provide us with more complete noise dynamics, that is, in tracing the origin. Research progress and quantitative measurement have had good results. At the end of the paper, there is something innovative about LabVIEW.LabVIEW. After testing the project, we can see that the working performance is in good condition.
【學(xué)位授予單位】:湖北工業(yè)大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2017
【分類號(hào)】:TM711;TM930
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