Power system broadband synchronization measurement is the characteristic research direction of the team，From the first domestic distribution networkPMU（PMU LIGHT), to the broadband synchronous measurement unit (WPMU) and the development of the system，The team has made special research results。Recent，Team broadband band measurement data communication and application research has achieved new progress，Research results are "WideBand Measurement m88 sports bettingdata communication protocol: Scheme Design, Hardware Implementation, And Field Application"as the title, published in the top academic journal"IEEE Transactions on Industrial Informatics"(District 1 of the Chinese Academy of SciencesTOP，if：12.3）。Master Graduate Zeng Yiming as the first author，Associate Professor Shi Wen is the second author，Professor Zhang Hengxu is the author of this article。

With the large -scale renewable energy, connect to the grid through power electronic devices，The signal form of the power system presents broadband features，Broadband synchronous measurement is the status of panoramic perception grid，Technical trends that improve the level of operation monitoring of the power system。Many deficiency in the data communication and application research of broadband bands，It proposed a kind of flexibility、Efficiency、Broadband measurement m88 sports bettingdata communication protocol with compatibility，Provides a solution for the software and hardware engineering implementation of the broadband synchronization device and monitor the main station，Build a broadband synchronous monitoring system，Demonstration of case application cases。This research can provide theoretical guidance and technical support for the development of the power system for the development of the data communication protocol development and broadband synchronization measurement of the power system，It has important scientific significance and application value。

The team has long been deeply cultivated in broadband synchronous measurement technology research，It has built a broadband signal processing、Measure terminal development、Device group network landing、Power system broadband zone synchronous measurement technology system for measured data applications。Future，The team will be based on existing technical accumulation，In -depth research on broadband synchronous measurement theory and technology，Construction of the new -generation broadband panoramic synchronization monitoring system of the new power system。

Related links:https://ieeexplore.ieee.org/document/10478712

Thesis summary

1. Research background

With the large -scale renewable energy, connect to the grid through power electronic devices，The signal form of the power system presents broadband features，Broadband synchronous measurement is the status of panoramic perception grid，Technical trends that improve the level of operation monitoring of the power system，High -precision low -delay power system broadband volume measurement data is an important basis for ensuring the safe and stable operation of the power grid。The main measurement function of the industrial frequency synchronizationPMUGradually upgrade to support Kyo、Harmony、Broadband synchronous measurement device with an equivalent quantitative measurement in the harmonic equivalent。In this background，Data model features based on a broadband belt，Good research compatibility、M88 Online Live CasinoHigh flexibility、Broadband measurement m88 sports bettingdata communication protocol with strong stability is important for improving the width frequency monitoring capacity of the new power system。For this，Articles focus on the structural design of the broadband measurement data communication protocol、Real implementation and engineering application problems。

2. Functional design of communication protocol

The article is inPMUm88 sports bettingdata communication protocolIEEE C37.118.2-2011Broadband data frame、Broadband configuration frame、The structural design of information frames such as command frames，Among them, the broadband data frame structure is shown in Figure1shown，Dynamic packaging of measurement data for non -fixed -length and wide frequency measurement data through the setting frequency component indicator。The interactive method of each information frame is shown in Figure2described，Set two types of communication modes: Self -issuing mode and command mode，For the flexible selection according to the actual use scenario。

Figure1 Broadband data frame structure design

Figure2 Communication protocol information frame interaction solution

3, device and main station implementation

ArticleARM+DSP+FPGAThe main control module as a broadband measurement device，In the hardware level, a communication protocol is carried out，The data interaction process is shown in Figure3described。At the same time，The article proposes a main station algorithm implementation plan，This solution supports the elastic communication interaction of the broadband synchronous measurement device and the main station，CompatibleIEEE C37.118.2-2011Receive of the data frames of the agreement in this article、decoding and storage。other，The article has conducted communication quantity tests and delay tests such as the above hardware m88 live casino gamesdevices and main stations。

Figure3 Communication protocol hardware implementation

Four, field application

This article uses the monitoring point of electric vehicle charging stations as an example.，The overall architecture of the field application and the access scheme of the broadband synchronous measurement device, etc.。The actual data relying on the monitoring point，The article has further developed a communication volume anti -discrimination、Harmonic distortion calculation、Harmony Status Evaluation and other application studies，In -depth analysis of the power consumption status of the electric vehicle charging station、Harmonious activity characteristics of harmonic pollution。

Figure4 field application architecture

Five, Conclusion

This article proposes a kind of broadband band measurement m88 sports bettingdata communication protocol，To solve the delay high in the current broadband data communication protocol、Low compatibility and poor flexibility。This protocol includes information frame construction and communication methods suitable for broadband zone synchronous measurement data，Synchronous transmission of broadband and base frequency measurement data。This protocol is compatible with existingwamsCommunication protocol，greatly reduced the upgrade cost of the existing measurement system。other，This article analyzes the amount of communication data mentioned in the agreement，and verify its feasibility through the actual application。The broadband measurement device loaded with the protocol has been installed on multiple transmission side and power distribution side broadband monitoring point，Measurement data is transmitted to the data center of the wide frequency measurement and sensing laboratory of Shandong University through the wireless public network，Device and main m88 com live casino registerstations are running safely and stable for a long time。

Student style

Zeng Yiming, male, Shandong University2021Graduate graduate student, Professor Zhang Hengxu.2021Graduated from the undergraduate of the year from the University of Northeast University Energy and Power Engineering。The main research direction during the master's degree is the monitoring and communication of the power system、Broadband phase measurement data application。Sign signed by State Grid Jiangsu Electric Power Co., Ltd. Changzhou Branch。