CN105606911A - System and method for testing dynamic monitoring function of wide-area measurement system - Google Patents
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Abstract
本发明实施例提供了一种广域测量系统的动态监视功能的测试系统及方法，其中，该系统包括：实时数字仿真装置，用于模拟电力系统在预设越限事件下的运行状态；广域测量系统的模拟装置，包括：同步相量测量装置，与实时数字仿真装置连接，用于采集模拟的电力系统中各厂站的动态相量数据；广域测量系统的模拟主站，与同步相量测量装置连接，用于接收同步相量测量装置发送的动态相量数据，并分析动态相量数据来监测电力系统的越限事件，广域测量系统的模拟主站对动态相量数据的分析结果用于与预设越限事件核对，来确定广域测量系统的动态监视功能的性能。该方案实现了对广域测量系统的动态监视功能进行性能测试。
An embodiment of the present invention provides a dynamic monitoring function testing system and method of a wide-area measurement system, wherein the system includes: a real-time digital simulation device for simulating the operating state of the power system under a preset over-limit event; The simulation device of the domain measurement system includes: the synchronized phasor measurement device, which is connected with the real-time digital simulation device, and is used to collect the dynamic phasor data of each station in the simulated power system; the analog master station of the wide-area measurement system, which is connected with the synchronization The connection of the phasor measurement device is used to receive the dynamic phasor data sent by the synchronized phasor measurement device, and analyze the dynamic phasor data to monitor the limit event of the power system. The analysis results are used to check against preset threshold violation events to determine the performance of the dynamic monitoring function of the wide area measurement system. This scheme realizes the performance test of the dynamic monitoring function of the wide-area measurement system.
Description
技术领域technical field
本发明涉及电力系统监测技术领域，特别涉及一种广域测量系统的动态监视功能的测试系统及方法。The invention relates to the technical field of power system monitoring, in particular to a testing system and method for the dynamic monitoring function of a wide-area measurement system.
背景技术Background technique
广域测量系统(Wide-areaMeasurementSystem，简称为WAMS)是基于同步相量测量及现代通信技术，对广域的电网运行状态进行监测和分析，为电网实时控制和运行服务的综合应用系统。广域测量系统侧重于状态量测量，测量的数据面向全局，并且准确统一到同一个时间坐标上，实现了广域电力系统的动态监测，为电网安全监控提供了重要的技术手段。基于WAMS的测量数据，可应用于在线低频振荡分析、混合状态估计、功角稳定预测、故障测距、广域保护等高级功能方面。The Wide-area Measurement System (WAMS for short) is a comprehensive application system based on synchrophasor measurement and modern communication technology to monitor and analyze the operation status of the wide-area power grid and serve the real-time control and operation of the power grid. The wide-area measurement system focuses on the measurement of state quantities. The measured data is global and accurately unified on the same time coordinate, realizing the dynamic monitoring of the wide-area power system and providing an important technical means for power grid security monitoring. The measurement data based on WAMS can be applied to advanced functions such as online low-frequency oscillation analysis, hybrid state estimation, power angle stability prediction, fault location, and wide-area protection.
随着电网发展的需要和技术的进步，WAMS将在广域电力系统的动态监测方面发挥更大的作用，这就对WAMS系统的性能方面提出了更高的要求。为避免WAMS在实际应用过程中出现问题，影响WAMS整体功能的发挥，因此，开展WAMS应用功能测试技术研究具有重要意义。With the needs of power grid development and technological progress, WAMS will play a greater role in the dynamic monitoring of wide-area power systems, which puts forward higher requirements for the performance of WAMS systems. In order to avoid problems in the actual application process of WAMS and affect the overall function of WAMS, it is of great significance to carry out research on WAMS application function testing technology.
现有技术中，在动态模拟实验室构建广域动态安全监测系统的动态模拟试验系统，如图1所示，该系统由三部分构成：以相量测量单元为核心的子站系统、以同步相量数据平台为核心的主站系统和分析中心站高级应用系统。基于该系统，可以进行发电机内电势电气测量算法、主站系统相量显示和历史数据追忆分析、扰动触发记录等WAMS基本功能的测试，但是不能对WAMS的动态监视功能这样的高级应用功能的性能进行测试。In the prior art, the dynamic simulation test system of the wide-area dynamic safety monitoring system is constructed in the dynamic simulation laboratory, as shown in Figure 1, the system consists of three parts: the substation system with the The main station system and the advanced application system of the analysis center station with the phasor data platform as the core. Based on this system, it is possible to test the basic functions of WAMS such as the electrical potential measurement algorithm in the generator, the phasor display of the main station system, the retrospective analysis of historical data, and the disturbance trigger record, but it cannot test the advanced application functions such as the dynamic monitoring function of WAMS. Performance is tested.
发明内容Contents of the invention
本发明实施例提供了一种广域测量系统的动态监视功能的测试系统，以实现对广域测量系统的动态监视功能的性能进行测试。该系统包括：广域测量系统的模拟装置和实时数字仿真装置，其中，所述实时数字仿真装置，用于模拟电力系统在预设越限事件下的运行状态；广域测量系统的模拟装置，包括：同步相量测量装置，与所述实时数字仿真装置连接，用于采集模拟的电力系统中各厂站的动态相量数据；广域测量系统的模拟主站，与所述同步相量测量装置连接，用于接收所述同步相量测量装置发送的动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件，所述广域测量系统的模拟主站对所述动态相量数据的分析结果用于与所述预设越限事件核对，来确定所述广域测量系统的动态监视功能的性能。An embodiment of the present invention provides a test system for the dynamic monitoring function of the wide-area measurement system, so as to test the performance of the dynamic monitoring function of the wide-area measurement system. The system includes: a simulation device of the wide-area measurement system and a real-time digital simulation device, wherein the real-time digital simulation device is used to simulate the operating state of the power system under a preset over-limit event; the simulation device of the wide-area measurement system, It includes: a synchronized phasor measurement device connected with the real-time digital simulation device for collecting dynamic phasor data of each station in the simulated power system; an analog master station of the wide-area measurement system connected with the synchronized phasor measurement The device is connected to receive the dynamic phasor data sent by the synchronized phasor measurement device, and analyze the dynamic phasor data to monitor the limit event of the power system, and the analog master station of the wide-area measurement system controls the The analysis results of the dynamic phasor data are used to check with the preset threshold violation events to determine the performance of the dynamic monitoring function of the wide area measurement system.
在一个实施例中，所述广域测量系统的模拟主站，包括：网络交换机、通讯服务器和广域测量系统的模拟服务器，其中，所述网络交换机，连接所述通讯服务器和所述广域测量系统的模拟服务器，形成以太网；所述通讯服务器，用于通过以太网接收所述同步相量测量装置发送的动态相量数据；所述广域测量系统的模拟服务器，用于通过以太网从所述通讯服务器获取所述动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件。In one embodiment, the analog master station of the wide-area measurement system includes: a network switch, a communication server, and a simulation server of the wide-area measurement system, wherein the network switch is connected to the communication server and the wide-area measurement system The simulation server of the measurement system forms an Ethernet; the communication server is used to receive the dynamic phasor data sent by the synchrophasor measurement device through the Ethernet; the simulation server of the wide-area measurement system is used to The dynamic phasor data is obtained from the communication server, and the dynamic phasor data is analyzed to monitor power system limit violation events.
在一个实施例中，所述广域测量系统的模拟主站，还包括：时钟设备，用于向所述广域测量系统的模拟主站提供标准时间。In one embodiment, the analog master station of the wide-area measurement system further includes: a clock device, configured to provide standard time to the analog master station of the wide-area measurement system.
在一个实施例中，所述广域测量系统的模拟主站，还包括：网络打印机，用于在线打印所述广域测量系统的模拟主站对所述动态相量数据的分析结果。In one embodiment, the analog master station of the wide-area measurement system further includes: a network printer, configured to print online an analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system.
在一个实施例中，所述预设越限事件包括发电压越限事件、频率越限事件、功率越限事件其中之一或任意组合。In an embodiment, the preset limit exceeding event includes one or any combination of a voltage exceeding a limit event, a frequency exceeding a limit event, and a power exceeding a limit event.
本发明实施例还提供了一种广域测量系统的动态监视功能的测试方法，以实现对广域测量系统的动态监视功能的性能进行测试。该方法包括：通过实时数字仿真装置模拟电力系统在预设越限事件下的运行状态；通过同步相量测量装置采集模拟的电力系统中各厂站的动态相量数据；通过广域测量系统的模拟主站来接收所述同步相量测量装置发送的动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件；将广域测量系统的模拟主站对所述动态相量数据的分析结果与所述预设越限事件进行核对，根据核对结果确定广域测量系统的动态监视功能的性能。The embodiment of the present invention also provides a method for testing the dynamic monitoring function of the wide-area measurement system, so as to test the performance of the dynamic monitoring function of the wide-area measurement system. The method includes: using a real-time digital simulation device to simulate the operating state of the power system under a preset over-limit event; using a synchronized phasor measuring device to collect dynamic phasor data of each power station in the simulated power system; Simulate the master station to receive the dynamic phasor data sent by the synchronized phasor measurement device, and analyze the dynamic phasor data to monitor the over-limit events of the power system; The analysis result of the measurement data is checked with the preset limit-crossing event, and the performance of the dynamic monitoring function of the wide-area measurement system is determined according to the check result.
在一个实施例中，通过广域测量系统的模拟主站来接收所述同步相量测量装置发送的动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件，包括：通过广域测量系统的模拟主站中的通讯服务器，采用以太网接收所述同步相量测量装置发送的动态相量数据；通过广域测量系统的模拟主站中广域测量系统的模拟服务器，采用以太网从所述通讯服务器获取所述动态相量数据，并分析所述动态相量数据监测电力系统的越限事件。In one embodiment, the dynamic phasor data sent by the synchronized phasor measurement device is received by the analog master station of the wide-area measurement system, and the dynamic phasor data is analyzed to monitor the limit-crossing events of the power system, including: Through the communication server in the analog master station of the wide-area measurement system, the dynamic phasor data sent by the synchrophasor measurement device is received by using Ethernet; through the analog server of the wide-area measurement system in the analog master station of the wide-area measurement system, Obtaining the dynamic phasor data from the communication server by using Ethernet, and analyzing the dynamic phasor data to monitor the limit-exceeding events of the power system.
在一个实施例中，还包括：通过时钟设备向所述广域测量系统的模拟主站提供标准时间。In one embodiment, the method further includes: providing standard time to the analog master station of the wide-area measurement system through a clock device.
在一个实施例中，还包括：通过网络打印机在线打印所述广域测量系统的模拟主站对所述动态相量数据的分析结果。In one embodiment, the method further includes: online printing the analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system through a network printer.
在一个实施例中，所述预设越限事件包括发电压越限事件、频率越限事件、功率越限事件其中之一或任意组合。In an embodiment, the preset limit exceeding event includes one or any combination of a voltage exceeding a limit event, a frequency exceeding a limit event, and a power exceeding a limit event.
在本发明实施例中，通过实时数字仿真装置来模拟电力系统在预设越限事件下的运行状态，再通过同步相量测量装置来采集模拟的电力系统的动态相量数据，并通过广域测量系统的模拟主站分析所述动态相量数据来监测电力系统的越限事件，只要将广域测量系统的模拟主站对动态相量数据的分析结果与预设越限事件核对，根据核对结果即可判断出广域测量系统的动态监视功能的性能，从而实现了对广域测量系统的动态监视功能进行性能测试，有利于规范和保证WAMS系统高级应用功能的可靠性和稳定性，对于提高电网的运行可靠性具有重要意义。In the embodiment of the present invention, the real-time digital simulation device is used to simulate the operating state of the power system under the preset over-limit event, and then the dynamic phasor data of the simulated power system is collected by the synchronized phasor measurement device, and the wide-area The analog master station of the measurement system analyzes the dynamic phasor data to monitor the over-limit event of the power system, as long as the analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system is checked with the preset over-limit event, according to the checked As a result, the performance of the dynamic monitoring function of the wide-area measurement system can be judged, thereby realizing the performance test of the dynamic monitoring function of the wide-area measurement system, which is conducive to standardizing and ensuring the reliability and stability of the advanced application functions of the WAMS system. It is of great significance to improve the operational reliability of the power grid.
附图说明Description of drawings
此处所说明的附图用来提供对本发明的进一步理解，构成本申请的一部分，并不构成对本发明的限定。在附图中：The drawings described here are used to provide further understanding of the present invention, constitute a part of the application, and do not limit the present invention. In the attached picture:
图1是现有技术中的广域动态安全监测系统的动态模拟试验系统的示意图；Fig. 1 is the schematic diagram of the dynamic simulation test system of the wide-area dynamic safety monitoring system in the prior art;
图2是本发明实施例提供的一种广域测量系统的动态监视功能的测试系统的结构框图；Fig. 2 is a structural block diagram of a test system of a dynamic monitoring function of a wide-area measurement system provided by an embodiment of the present invention;
图3是本发明实施例提供的一种具体的广域测量系统的动态监视功能的测试系统的示意图；3 is a schematic diagram of a test system for a specific dynamic monitoring function of a wide-area measurement system provided by an embodiment of the present invention;
图4是本发明实施例提供的一种实时数字仿真装置中搭建的IEEE三机九节点电力系统模型；Fig. 4 is an IEEE three-machine nine-node power system model built in a real-time digital simulation device provided by an embodiment of the present invention;
图5是本发明实施例提供的一种广域测量系统的动态监视功能的测试方法的流程图。Fig. 5 is a flowchart of a testing method for a dynamic monitoring function of a wide-area measurement system provided by an embodiment of the present invention.
具体实施方式detailed description
为使本发明的目的、技术方案和优点更加清楚明白，下面结合实施方式和附图，对本发明做进一步详细说明。在此，本发明的示意性实施方式及其说明用于解释本发明，但并不作为对本发明的限定。In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with the embodiments and accompanying drawings. Here, the exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not to limit the present invention.
在本发明实施例中，提供了一种广域测量系统的动态监视功能的测试系统，如图2所示，该系统包括：In an embodiment of the present invention, a dynamic monitoring function test system of a wide-area measurement system is provided. As shown in FIG. 2, the system includes:
广域测量系统的模拟装置和实时数字仿真装置，其中，A simulation device and a real-time digital simulation device of a wide-area measurement system, wherein,
所述实时数字仿真装置201，用于模拟电力系统在预设越限事件下的运行状态；The real-time digital simulation device 201 is used for simulating the operating state of the power system under preset limit-crossing events;
广域测量系统的模拟装置，包括：Simulators of wide-area measurement systems, including:
同步相量测量装置202，与所述实时数字仿真装置连接，用于采集模拟的电力系统中各厂站的动态相量数据；The synchronized phasor measuring device 202 is connected with the real-time digital simulation device, and is used to collect dynamic phasor data of each station in the simulated power system;
广域测量系统的模拟主站203，与所述同步相量测量装置连接，用于接收所述同步相量测量装置发送的动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件，所述广域测量系统的模拟主站对所述动态相量数据的分析结果用于与所述预设越限事件核对，来确定所述广域测量系统的动态监视功能的性能。The analog master station 203 of the wide-area measurement system is connected with the synchrophasor measurement device, and is used to receive the dynamic phasor data sent by the synchrophasor measurement device, and analyze the dynamic phasor data to monitor the power system Over-limit event, the analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system is used to check with the preset over-limit event to determine the performance of the dynamic monitoring function of the wide-area measurement system .
由图2所示可知，在本发明实施例中，通过实时数字仿真装置来模拟电力系统在预设越限事件下的运行状态，再通过同步相量测量装置来采集模拟的电力系统的动态相量数据，并通过广域测量系统的模拟主站分析所述动态相量数据来监测电力系统的越限事件，只要将广域测量系统的模拟主站对动态相量数据的分析结果与预设越限事件核对，根据核对结果即可判断出广域测量系统的动态监视功能的性能，从而实现了对广域测量系统的动态监视功能进行性能测试，有利于规范和保证WAMS系统高级应用功能的可靠性和稳定性，对于提高电网的运行可靠性具有重要意义。As can be seen from Figure 2, in the embodiment of the present invention, the real-time digital simulation device is used to simulate the operating state of the power system under the preset overrun event, and then the dynamic phase of the simulated power system is collected by the synchrophasor measurement device. Quantitative data, and analyze the dynamic phasor data by the analog master station of the wide-area measurement system to monitor the over-limit events of the power system, as long as the analysis results of the dynamic phasor data by the analog master station of the wide-area measurement system are compared with the preset Exceeding the limit event check, according to the check result, the performance of the dynamic monitoring function of the wide-area measurement system can be judged, thereby realizing the performance test of the dynamic monitoring function of the wide-area measurement system, which is conducive to standardizing and ensuring the advanced application functions of the WAMS system Reliability and stability are of great significance for improving the operation reliability of the power grid.
具体实施时，通过广域测量系统的模拟装置来模拟实现广域测量系统的功能，该广域测量系统的模拟装置由同步相量测量装置和广域测量系统的模拟主站组成，同步相量测量装置主要完成对模拟的电力系统中各厂站的动态相量数据的动态同步采集，广域测量系统的模拟主站汇集和存储同步相量测量装置发送的动态相量数据，并通过动态监视功能软件对动态相量数据进行分析处理，来监测电力系统的越限事件。具体的，如图3所示，广域测量系统的模拟主站，包括：网络交换机、通讯服务器和广域测量系统的模拟服务器，其中，网络交换机，连接通讯服务器和广域测量系统的模拟服务器，以形成以太网；通讯服务器(即前置通讯服务器)，用于通过以太网接收同步相量测量装置发送的动态相量数据，并处理各厂站PMU(PhasorMeasurementUnit，同步相量测量装置)上送的实时动态相量数据，以完成与PMU的通讯功能；广域测量系统的模拟服务器(即WAMS系统服务器)，用于通过以太网从所述通讯服务器获取所述动态相量数据，并分析所述动态相量数据识别电力系统的越限事件，以实现WAMS系统平台、实时数据处理与分析、历史数据存储和高级应用服务等功能。During the specific implementation, the function of the wide-area measurement system is simulated by the simulation device of the wide-area measurement system. The simulation device of the wide-area measurement system is composed of a synchrophasor measurement device and an analog master station of the wide-area measurement system. The measurement device mainly completes the dynamic synchronous collection of dynamic phasor data of each station in the simulated power system. The analog master station of the wide-area measurement system collects and stores the dynamic phasor data sent by the synchronized phasor measurement device, and through dynamic monitoring The functional software analyzes and processes the dynamic phasor data to monitor the over-limit events of the power system. Specifically, as shown in Figure 3, the analog master station of the wide-area measurement system includes: a network switch, a communication server and an analog server of the wide-area measurement system, wherein the network switch is connected to the communication server and the simulation server of the wide-area measurement system , to form an Ethernet; the communication server (ie, the front-end communication server) is used to receive the dynamic phasor data sent by the synchrophasor measurement device through the Ethernet, and process the PMU (PhasorMeasurementUnit, synchrophasor measurement device) of each factory station The real-time dynamic phasor data sent to complete the communication function with the PMU; the simulation server (ie WAMS system server) of the wide area measurement system is used to obtain the dynamic phasor data from the communication server through Ethernet, and analyze The dynamic phasor data identifies over-limit events of the power system to realize functions such as WAMS system platform, real-time data processing and analysis, historical data storage, and advanced application services.
此外，具体实施时，如图3所示，广域测量系统的模拟主站，还包括：时钟设备(例如，GPS(GlobalPositioningSystem，全球定位系统)装置)，用于向所述广域测量系统的模拟主站提供标准时间，即所述广域测量系统的模拟主站内的通讯服务器、广域测量系统的模拟服务器和网络打印机等，通过时钟设备来统一对时。广域测量系统的模拟主站还可以包括：网络打印机，用于在线打印所述广域测量系统的模拟主站对所述动态相量数据的分析结果，或者在线打印动态相量数据曲线。广域测量系统的模拟主站还可以包括维护工作站，该维护工作站为PC工作站。In addition, during specific implementation, as shown in FIG. 3, the analog master station of the wide-area measurement system also includes: a clock device (for example, a GPS (Global Positioning System, Global Positioning System) device), which is used to send information to the wide-area measurement system. The analog master station provides standard time, that is, the communication server in the analog master station of the wide-area measurement system, the analog server and the network printer of the wide-area measurement system, etc., and the time is unified through the clock device. The analog master station of the wide-area measurement system may also include: a network printer, which is used to print online the analysis results of the dynamic phasor data by the analog master station of the wide-area measurement system, or print the dynamic phasor data curve online. The analog master station of the wide-area measurement system may also include a maintenance workstation, which is a PC workstation.
具体实施时，上述实时数字仿真装置(Real-timeDigitalSimulator，RTDS)可以采用由加拿大曼尼托巴直流研究中心推出的电力系统实时数字仿真系统，该系统以电力系统电磁暂态计算理论为基础，采用多处理器的并行计算方法，通过适当的任务分配方式和通信技术，实现电力系统的实时数字仿真。是一种专门设计用于研究电力系统中电磁暂态现象的装置，RSCAD是RTDS的软件系统。During specific implementation, the above real-time digital simulator (Real-time Digital Simulator, RTDS) can adopt the power system real-time digital simulation system launched by the DC Research Center of Manitoba, Canada. The multi-processor parallel computing method realizes the real-time digital simulation of the power system through the appropriate task distribution method and communication technology. It is a device specially designed to study electromagnetic transient phenomena in power systems. RSCAD is a software system of RTDS.
具体进行广域测量系统的动态监视功能的性能测试时，可以在实时数字仿真装置中搭建如图4所示的IEEE三机九节点电力系统模型，以电力系统的运行状态。如图4所示，G1和G2分别表示发电机1和发电机2，T1和T2分别表示变压器1和变压器2，L1～L6分别表示线路1～线路6，负荷1、负荷2和负荷3分别表示母线5、母线6、母线8的本地负荷，在节点1、节点4、节点7、节点9处部署四套独立的PMU装置，并在IEEE三机九节点电力系统中设置上述预设越限事件进行测试。When performing the performance test of the dynamic monitoring function of the wide-area measurement system, the IEEE three-machine nine-node power system model shown in Figure 4 can be built in a real-time digital simulation device to measure the operating status of the power system. As shown in Figure 4, G1 and G2 represent generator 1 and generator 2 respectively, T1 and T2 represent transformer 1 and transformer 2 respectively, L1~L6 represent lines 1 to 6 respectively, load 1, load 2 and load 3 respectively Indicates the local loads of bus 5, bus 6, and bus 8, deploy four sets of independent PMU devices at nodes 1, 4, 7, and 9, and set the above-mentioned preset limit in the IEEE three-machine nine-node power system Events are tested.
具体的，电压越限事件。例如设置节点(节点4～9)电压越过限值，测试WAMS的模拟主站中动态监视功能软件是否有电压越限告警，并根据RTDS数模试验平台上的试验参数据，核验WAMS的模拟主站中动态监视软件给出的分析结果中的越限节点、节点电压信息是否正确，如正确，则WAMS的动态监视功能可靠，否则，WAMS的动态监视功能不可靠。Specifically, a voltage over-limit event. For example, set the voltage of nodes (nodes 4 to 9) to exceed the limit, test whether the dynamic monitoring function software in the WAMS analog master station has a voltage over-limit alarm, and verify the WAMS analog master according to the test parameters on the RTDS digital-analog test platform. Whether the over-limit node and node voltage information in the analysis results given by the dynamic monitoring software in the station is correct, if correct, the dynamic monitoring function of WAMS is reliable, otherwise, the dynamic monitoring function of WAMS is not reliable.
频率越限事件。例如设置电网频率越过限值，测试WAMS的模拟主站中动态监视功能软件是否有频率越限告警，并根据RTDS数模试验平台上的试验参数据，核验WAMS的模拟主站中动态监视软件给出的分析结果中的电网频率信息是否正确，如正确，则WAMS的动态监视功能可靠，否则，WAMS的动态监视功能不可靠。Frequency limit event. For example, set the frequency of the power grid to exceed the limit, test whether the dynamic monitoring function software in the WAMS analog master station has a frequency limit alarm, and verify the dynamic monitoring software in the WAMS analog master station according to the test parameters on the RTDS digital-analog test platform. Whether the power grid frequency information in the analysis result is correct, if correct, the dynamic monitoring function of WAMS is reliable, otherwise, the dynamic monitoring function of WAMS is not reliable.
功率越限事件。例如，设置线路(L1～L6)功率越过限值，测试WAMS的模拟主站中动态监视功能软件是否有功率越限告警，并根据RTDS数模试验平台上的试验参数据，核验WAMS的模拟主站中动态监视软件给出的分析结果中的越限线路、线路功率信息是否正确，如正确，则WAMS的动态监视功能可靠，否则，WAMS的动态监视功能不可靠。Power limit event. For example, set the power of the line (L1~L6) to exceed the limit, test whether the dynamic monitoring function software in the WAMS analog master station has a power over-limit alarm, and verify the WAMS analog master station according to the test parameters on the RTDS digital-analog test platform. Whether the over-limit line and line power information in the analysis results given by the dynamic monitoring software in the station is correct, if correct, the dynamic monitoring function of WAMS is reliable, otherwise, the dynamic monitoring function of WAMS is not reliable.
基于同一发明构思，本发明实施例中还提供了一种广域测量系统的动态监视功能的测试方法，如下面的实施例所述。由于广域测量系统的动态监视功能的测试方法解决问题的原理与广域测量系统的动态监视功能的测试系统相似，因此广域测量系统的动态监视功能的测试方法的实施可以参见广域测量系统的动态监视功能的测试系统的实施，重复之处不再赘述。以下所使用的，术语“单元”或者“模块”可以实现预定功能的软件和/或硬件的组合。尽管以下实施例所描述的装置较佳地以软件来实现，但是硬件，或者软件和硬件的组合的实现也是可能并被构想的。Based on the same inventive concept, an embodiment of the present invention also provides a method for testing a dynamic monitoring function of a wide-area measurement system, as described in the following embodiments. Since the principle of the test method for the dynamic monitoring function of the wide-area measurement system is similar to the test system for the dynamic monitoring function of the wide-area measurement system, the implementation of the test method for the dynamic monitoring function of the wide-area measurement system can be found in the wide-area measurement system The implementation of the test system of the dynamic monitoring function, the repetition will not repeat them. As used below, the term "unit" or "module" may be a combination of software and/or hardware that realizes a predetermined function. Although the devices described in the following embodiments are preferably implemented in software, implementations in hardware, or a combination of software and hardware are also possible and contemplated.
图5是本发明实施例的广域测量系统的动态监视功能的测试方法的流程图，如图5所示，该方法包括：Fig. 5 is the flowchart of the testing method of the dynamic monitoring function of the wide-area measurement system of the embodiment of the present invention, as shown in Fig. 5, this method comprises:
步骤501：通过实时数字仿真装置模拟电力系统在预设越限事件下的运行状态；Step 501: using a real-time digital simulation device to simulate the operating state of the power system under a preset limit-crossing event;
步骤502：通过同步相量测量装置采集模拟的电力系统中各厂站的动态相量数据；Step 502: collecting dynamic phasor data of each station in the simulated power system through the synchronized phasor measurement device;
步骤503：通过广域测量系统的模拟主站来接收所述同步相量测量装置发送的动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件；Step 503: Receive the dynamic phasor data sent by the synchronized phasor measurement device through the analog master station of the wide-area measurement system, and analyze the dynamic phasor data to monitor the limit-crossing event of the power system;
步骤504：将广域测量系统的模拟主站对所述动态相量数据的分析结果与所述预设越限事件进行核对，根据核对结果确定广域测量系统的动态监视功能的性能。Step 504: Check the analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system with the preset threshold violation event, and determine the performance of the dynamic monitoring function of the wide-area measurement system according to the checking result.
在一个实施例中，通过广域测量系统的模拟主站来接收所述同步相量测量装置发送的动态相量数据，并分析所述动态相量数据来监测电力系统的越限事件，包括：通过广域测量系统的模拟主站中的通讯服务器，采用以太网接收所述同步相量测量装置发送的动态相量数据；通过广域测量系统的模拟主站中广域测量系统的模拟服务器，采用以太网从所述通讯服务器获取所述动态相量数据，并分析所述动态相量数据监测电力系统的越限事件。In one embodiment, the dynamic phasor data sent by the synchronized phasor measurement device is received by the analog master station of the wide-area measurement system, and the dynamic phasor data is analyzed to monitor the limit-crossing events of the power system, including: Through the communication server in the analog master station of the wide-area measurement system, the dynamic phasor data sent by the synchrophasor measurement device is received by using Ethernet; through the analog server of the wide-area measurement system in the analog master station of the wide-area measurement system, Obtaining the dynamic phasor data from the communication server by using Ethernet, and analyzing the dynamic phasor data to monitor the limit-exceeding events of the power system.
在一个实施例中，还包括：通过时钟设备向所述广域测量系统的模拟主站提供标准时间。In one embodiment, the method further includes: providing standard time to the analog master station of the wide-area measurement system through a clock device.
在一个实施例中，还包括：通过网络打印机在线打印所述广域测量系统的模拟主站对所述动态相量数据的分析结果。In one embodiment, the method further includes: online printing the analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system through a network printer.
在一个实施例中，所述预设越限事件包括发电压越限事件、频率越限事件、功率越限事件其中之一或任意组合。In an embodiment, the preset limit exceeding event includes one or any combination of a voltage exceeding a limit event, a frequency exceeding a limit event, and a power exceeding a limit event.
在本发明实施例中，通过实时数字仿真装置来模拟电力系统在预设越限事件下的运行状态，再通过同步相量测量装置来采集模拟的电力系统的动态相量数据，并通过广域测量系统的模拟主站分析所述动态相量数据来监测电力系统的越限事件，只要将广域测量系统的模拟主站对动态相量数据的分析结果与预设越限事件核对，根据核对结果即可判断出广域测量系统的动态监视功能的性能，从而实现了对广域测量系统的动态监视功能进行性能测试，有利于规范和保证WAMS系统高级应用功能的可靠性和稳定性，对于提高电网的运行可靠性具有重要意义。In the embodiment of the present invention, the real-time digital simulation device is used to simulate the operating state of the power system under the preset over-limit event, and then the dynamic phasor data of the simulated power system is collected by the synchronized phasor measurement device, and the wide-area The analog master station of the measurement system analyzes the dynamic phasor data to monitor the over-limit event of the power system, as long as the analysis result of the dynamic phasor data by the analog master station of the wide-area measurement system is checked with the preset over-limit event, according to the checked As a result, the performance of the dynamic monitoring function of the wide-area measurement system can be judged, thereby realizing the performance test of the dynamic monitoring function of the wide-area measurement system, which is conducive to standardizing and ensuring the reliability and stability of the advanced application functions of the WAMS system. It is of great significance to improve the operational reliability of the power grid.
显然，本领域的技术人员应该明白，上述的本发明实施例的各模块或各步骤可以用通用的计算装置来实现，它们可以集中在单个的计算装置上，或者分布在多个计算装置所组成的网络上，可选地，它们可以用计算装置可执行的程序代码来实现，从而，可以将它们存储在存储装置中由计算装置来执行，并且在某些情况下，可以以不同于此处的顺序执行所示出或描述的步骤，或者将它们分别制作成各个集成电路模块，或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。这样，本发明实施例不限制于任何特定的硬件和软件结合。Obviously, those skilled in the art should understand that each module or each step of the above-mentioned embodiments of the present invention can be implemented by a general-purpose computing device, and they can be concentrated on a single computing device, or distributed among multiple computing devices. Optionally, they may be implemented in program code executable by a computing device, thereby, they may be stored in a storage device to be executed by a computing device, and in some cases, may be implemented in a code different from that described herein The steps shown or described are executed in sequence, or they are fabricated into individual integrated circuit modules, or multiple modules or steps among them are fabricated into a single integrated circuit module for implementation. Thus, embodiments of the invention are not limited to any specific combination of hardware and software.
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明实施例可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, various modifications and changes may be made to the embodiments of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.
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