WO2024078344A1 - 一种高频外电网质量监测方法、系统及装置 - Google Patents

一种高频外电网质量监测方法、系统及装置 Download PDF

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Publication number
WO2024078344A1
WO2024078344A1 PCT/CN2023/122179 CN2023122179W WO2024078344A1 WO 2024078344 A1 WO2024078344 A1 WO 2024078344A1 CN 2023122179 W CN2023122179 W CN 2023122179W WO 2024078344 A1 WO2024078344 A1 WO 2024078344A1
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voltage
external power
power grid
data
station
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PCT/CN2023/122179
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English (en)
French (fr)
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杨晓东
林钲围
何丹
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北京全路通信信号研究设计院集团有限公司
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Priority to EP23801661.2A priority Critical patent/EP4375684A1/en
Publication of WO2024078344A1 publication Critical patent/WO2024078344A1/zh

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/2513Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08Locating faults in cables, transmission lines, or networks
    • G01R31/081Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52Outage or fault management, e.g. fault detection or location

Definitions

  • the present invention belongs to the technical field of external power grid quality monitoring, and in particular relates to a high-frequency external power grid quality monitoring method, system and device.
  • railway construction has also developed rapidly.
  • a large number of signal equipment are used in railways. These signal equipment need to be monitored in real time, and the railway signal centralized monitoring system came into being.
  • the railway signal centralized monitoring system plays a key role in ensuring driving safety, monitoring the status of signal equipment, discovering hidden dangers of signal equipment, and analyzing the causes of signal equipment failures.
  • the railway centralized signal monitoring system must install one or several sets of external power supply equipment at each station.
  • the external power grid equipment collection is divided into I and II lines, each line is divided into three phases A, B, and C, and the actual waveform of each phase is divided into voltage and current.
  • the sampling frequency of the existing external power grid quality monitoring equipment is low, and it is impossible to monitor abnormal fluctuations and transient data greater than 2ms, and it is impossible to provide real-time and accurate data for the electrical department to analyze external power grid equipment failures and safety hazards.
  • the present invention provides a method for monitoring the quality of a high-frequency external power grid, the monitoring method comprising:
  • the station monitoring station processes and stores the current and voltage data
  • the station monitoring station processes the current and voltage data including: arranging and drawing the current and voltage data into a high-frequency curve image.
  • the method further includes: displaying the high-frequency curve image on an interface.
  • judging whether to issue an alarm according to the processing result includes:
  • the present invention also proposes a high-frequency external power grid quality monitoring system, the monitoring system comprising a data acquisition module, a data transmission module, a data processing module and an alarm module;
  • the data acquisition module is used to collect current and voltage data input from the external power grid
  • the data transmission module is used to transmit the collected current and voltage data to the station monitoring station;
  • the data processing module is used for the station monitoring station to process and store the current and voltage data
  • the alarm module is used to determine whether to issue an alarm according to the processing result.
  • the data processing module is used by the station monitoring station to process and store current and voltage data, including:
  • the data processing module is used to organize and draw the current and voltage data into high-frequency curve images.
  • the data processing module is used for the station monitoring station to process and store current and voltage data, and also includes:
  • the data processing module is used to display the high-frequency curve image on an interface.
  • the alarm module is used to determine whether to issue an alarm according to the processing result, including:
  • the Power and phase failure alarm When the input voltage is less than the third voltage threshold and the duration is greater than the second time threshold, the Power and phase failure alarm;
  • the present invention also provides a high-frequency external power grid quality monitoring device, the monitoring device comprising an external power grid collector, a communication module and a station monitoring station;
  • the external power grid collector is connected to the communication module via a wire, and the communication module is connected to the station monitoring station via a wire;
  • the external power grid acquisition machine is used to collect current and voltage data input from the external power grid
  • the communication module is used to transmit the collected current and voltage data to the station monitoring station;
  • the station monitoring station is used to process and store current and voltage data and determine whether to issue an alarm based on the processing results.
  • the present invention also provides an electronic device for monitoring the quality of a high-frequency external power grid, comprising a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory communicate with each other via the communication bus;
  • Memory used to store computer programs
  • the processor is used to implement the steps of the above method when executing the program stored in the memory.
  • the present invention also provides a computer-readable storage medium having a computer program stored thereon.
  • the present invention adopts high-frequency sampling external power grid acquisition machine at the hardware level, high-bandwidth communication channel at the communication level, and real-time analysis of data uploaded by the lower computer at the software level, and storage and display.
  • the sampling is 800 times per second, and the curve accuracy reaches 1.25ms.
  • the waveform curve data is stored in the form of a file. The data are stored on disk so that the power section can check them at any time to help analyze fault conditions.
  • FIG1 shows a method for monitoring the quality of a high-frequency external power grid according to an embodiment of the present invention
  • FIG2 is a schematic diagram showing a software alarm in an embodiment of the present invention.
  • FIG3 shows a diagram of a high-frequency external power grid quality monitoring system according to an embodiment of the present invention
  • FIG4 shows a diagram of a high-frequency external power grid quality monitoring device according to an embodiment of the present invention
  • FIG. 5 shows a diagram of an electronic device in an embodiment of the present invention.
  • the present invention proposes a method for monitoring the quality of a high-frequency external power grid, comprising the following steps:
  • the acquisition frequency is 800 Hz
  • 16 points are sampled in each cycle
  • the acquisition accuracy is 1.25 ms.
  • the station monitoring station processes and stores current and voltage data
  • the station monitoring station machine processes the current and voltage data including: arranging the current and voltage data and drawing them into high-frequency curve images.
  • the method further includes: displaying the high-frequency curve image on an interface.
  • the first voltage threshold is 15% of the rated voltage value
  • the second voltage threshold is 20% of the rated voltage value
  • the third voltage threshold is 65% of the rated voltage value
  • the fourth voltage threshold is 30% of the rated voltage value
  • the first time threshold is 140ms
  • the second time threshold is 1000ms
  • the third time threshold is 2ms.
  • the present invention also proposes a high-frequency external power grid quality monitoring system, the monitoring system comprising a data acquisition module, a data transmission module, a data processing module and an alarm module;
  • the data acquisition module is used to collect current and voltage data input from the external power grid.
  • the data acquisition module has an acquisition frequency of 800 Hz, 16 points are sampled per cycle, and the acquisition accuracy is 1.25 ms.
  • the data transmission module is used to transmit the collected current and voltage data to the station monitoring station;
  • the data processing module is used for processing and storing the current and voltage data in the station monitoring station, including: the data processing module is used to organize and draw the current and voltage data into a high-frequency curve image, and the data processing module is used to display the high-frequency curve image on the interface; specifically, the data processing module collects the current
  • the voltage data is analyzed to identify the voltage/current types of I/II and A/B/C phases, generate the corresponding curve ID, convert the curve point data according to the multiple agreed in the protocol, calculate the actual value of the curve point, and form high-frequency curve data.
  • the high-frequency curve data is then stored in a disk file and displayed on an interface accurate to the millisecond level.
  • the curve uses the horizontal axis as the time axis and the vertical axis as the actual value of the voltage/current. When the voltage and current parameters exceed the specified deviation, an alarm function is provided.
  • the alarm module is used to determine whether to issue an alarm according to the processing result, including:
  • the present invention also proposes a high-frequency external power grid quality monitoring device, the monitoring device comprising an external power grid collector, a communication module and a station monitoring station;
  • the external power grid collector is connected to the communication module via a wire, and the communication module is connected to the station monitoring station via a wire;
  • the external power grid acquisition machine is used to collect current and voltage data input from the external power grid
  • the communication module is used to transmit the collected current and voltage data to the station monitoring station;
  • the station monitoring station is used to process and store current and voltage data and determine whether to issue an alarm based on the processing results.
  • the monitoring device also includes a station general collector, which is connected to the station machine through a wire and is used to collect non-high-frequency data.
  • the station general collector includes interlocking, train control, track circuit, ZPW and other equipment.
  • the present invention further proposes an electronic device for monitoring the quality of a high-frequency external power grid, comprising a processor 101, a communication interface 102, a memory 103 and a communication bus 104, wherein the processor 101, the communication interface 102 and the memory 103 communicate with each other through the communication bus 104, and the memory 103 is used to store a computer program;
  • the processor 101 is used to implement the steps of the high-frequency external power grid quality monitoring method provided by any one of the aforementioned method embodiments when executing the program stored in the memory 103.
  • the above-mentioned memory 103 can be an electronic memory such as a flash memory, an EEPROM (electrically erasable programmable read-only memory), an EPROM, a hard disk or a ROM.
  • the memory 103 has a storage space for program codes for executing any method steps in the above-mentioned method.
  • the storage space for program codes may include various program codes for implementing various steps in the above method respectively.
  • These program codes can be read from or written into one or more computer program products.
  • These computer program products include program code carriers such as hard disks, compact disks (CDs), memory cards or floppy disks. Such computer program products are usually portable or fixed storage units.
  • the storage unit may have a storage segment or storage space arranged similarly to the memory 103 in the above-mentioned electronic device.
  • the program code can be compressed, for example, in an appropriate form.
  • the storage unit includes a program for executing the method steps according to an embodiment of the present invention, that is, a code that can be read by a processor such as 101, which, when run by an electronic device, causes the electronic device to execute various steps in the method described above.
  • the embodiment of the present invention further provides a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the steps of the high-frequency external power grid quality monitoring method described above are implemented.
  • the computer-readable storage medium may be included in the device/apparatus described in the above embodiment; or it may exist independently without being assembled into the device/apparatus.
  • the above computer-readable storage medium carries one or more programs, and when the above one or more programs are executed, the method according to the embodiment of the present invention is implemented.
  • the computer-readable storage medium may be a non-volatile computer-readable storage medium, for example, may include but is not limited to: a portable computer disk, a hard disk, a random access memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), a portable compact disk read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination thereof.
  • the computer-readable storage medium may be any tangible medium containing or storing a program, which may be used by or in combination with an instruction execution system, apparatus, or device.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

本发明属于外电网质量监测技术领域,特别涉及一种高频外电网质量监测方法、系统及装置。所述监测方法包括:采集外电网输入的电流和电压数据;将采集的电流和电压数据输送至车站监测站机;车站监测站机对电流和电压数据进行处理和存储;根据处理结果判断是否进行报警。本发明在硬件层面上采用高频采样的外电网采集机,在通信层面上采用高宽带的通信通道,在软件层面上实时分析下位机上传的数据并进行存储和显示。通过数据分析及处理,在软件界面能够查看详细的曲线形态及每个采样点的数值,每秒钟采样800次,曲线精度达到1.25ms,同时将波形曲线数据以文件形式存储在磁盘中,以备电务段随时查看,帮助分析故障情况。

Description

一种高频外电网质量监测方法、系统及装置 技术领域
本发明属于外电网质量监测技术领域,特别涉及一种高频外电网质量监测方法、系统及装置。
背景技术
随着我国经济持续快速发展,铁路建设也高速发展,大量的信号设备用在铁路中,这些信号设备需要进行实时监控,铁路信号集中监测系统应运而生。铁路信号集中监测系统在保证行车安全、监测信号设备状态、发现信号设备隐患、分析信号设备故障原因起着关键性的作用。
目前铁路集中信号监测系统在每个站点必须安装一套或几套外电网供电设备,外电网设备采集分为I路、II路,每路分为A、B、C三相,每相实采波形分为电压和电流两类,但现有外电网质量监测设备采样频率较低,无法监测到大于2ms的异常波动和瞬断数据,无法为电务段分析外电网设备故障及安全隐患时提供实时准确的数据。
为了解决上述问题,需要设计一种高频外电网质量监测方法、系统及装置。
发明内容
针对上述问题,本发明提供一种高频外电网质量监测方法,所述监测方法包括:
采集外电网输入的电流和电压数据;
将采集的电流和电压数据输送至车站监测站机;
车站监测站机对电流和电压数据进行处理和存储;
根据处理结果判断是否进行报警。
优选地,所述车站监测站机对电流和电压数据进行处理包括:将电流和电压数据整理绘制成高频曲线图像。
优选地,在车站监测站机对电流和电压数据进行处理之后还包括:对所述高频曲线图像进行界面展示。
优选地,所述根据处理结果判断是否进行报警包括:
当输入电压与额定电压的差值大于第一电压阈值或小于第二电压阈值时,且持续时间大于第二时间阈值时,进行电气特性超限报警;
当输入电压小于第三电压阈值时,且持续时间大于第二时间阈值时,进行断电及断相报警;
当输入电压小于第三电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间断电/断相报警;
当输入电压大于第一电压阈值或小于第二电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间电气特性超限报警;
当输入电压的绝对值大于第四电压阈值时,持续时间大于第三时间阈值时,进行瞬间波形突变报警。
本发明还提出一种高频外电网质量监测系统,所述监测系统包括数据采集模块、数据传输模块、数据处理模块和报警模块;
其中,所述数据采集模块用于采集外电网输入的电流和电压数据;
所述数据传输模块用于将采集的电流和电压数据输送至车站监测站机;
所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储;
所述报警模块用于根据处理结果判断是否进行报警。
优选地,所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储,包括:
数据处理模块用于将电流和电压数据整理绘制成高频曲线图像。
优选地,所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储,还包括:
数据处理模块用于对所述高频曲线图像进行界面展示。
优选地,所述报警模块用于根据处理结果判断是否进行报警,包括:
当输入电压与额定电压的差值大于第一电压阈值或小于第二电压阈值时,且持续时间大于第二时间阈值时,进行电气特性超限报警;
当输入电压小于第三电压阈值时,且持续时间大于第二时间阈值时,进行断 电及断相报警;
当输入电压小于第三电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间断电/断相报警;
当输入电压大于第一电压阈值或小于第二电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间电气特性超限报警;
当输入电压的绝对值大于第四电压阈值时,持续时间大于第三时间阈值时,进行瞬间波形突变报警。
本发明还提出一种高频外电网质量监测装置,所述监测装置包括外电网采集机、通讯模块和车站监测站机;
所述外电网采集机经导线与通讯模块相连接,所述通讯模块经导线与车站监测站机相连接;
其中,所述外电网采集机用于采集外电网输入的电流和电压数据;
所述通讯模块用于将采集的电流和电压数据输送至车站监测站机;
所述车站监测站机用于对电流和电压数据进行处理和存储并根据处理结果判断是否进行报警。
本发明还提出一种高频外电网质量监测电子设备,包括处理器、通信接口、存储器和通信总线,其中,处理器,通信接口,存储器通过通信总线完成相互间的通信;
存储器,用于存放计算机程序;
处理器,用于执行存储器上所存放的程序时,实现上述方法的步骤。
本发明还提出一种计算机可读存储介质,其上存储有计算机程序,
所述计算机程序被处理器执行时实现上述方法的步骤。
本发明具有以下有益效果:
本发明在硬件层面上采用高频采样的外电网采集机,在通信层面上采用高宽带的通信通道,在软件层面上实时分析下位机上传的数据并进行存储和显示。通过数据分析及处理,在软件界面能够查看详细的曲线形态及每个采样点的数值,每秒钟采样800次,曲线精度达到1.25ms,同时将波形曲线数据以文件形式存 储在磁盘中,以备电务段随时查看,帮助分析故障情况。
本发明的其它特征和优点将在随后的说明书中阐述,并且,部分地从说明书中变得显而易见,或者通过实施本发明而了解。本发明的目的和其他优点可通过在说明书以及附图中所指出的结构来实现和获得。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作一简单地介绍,显而易见地,下面描述中的附图是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1示出本发明实施例中一种高频外电网质量监测方法图;
图2示出本发明实施例中软件报警示意图;
图3示出本发明实施例中一种高频外电网质量监测系统图;
图4示出本发明实施例中一种高频外电网质量监测装置图;
图5示出本发明实施例中电子设备图。
具体实施方式
为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地说明,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
如图1所示,本发明提出一种高频外电网质量监测方法,包括以下步骤:
(1)采集外电网输入的电流和电压数据
本实施例中,采集频率为800Hz,每个周期采样16个点,采集精度为1.25ms。
(2)将采集的电流和电压数据输送至车站监测站机
(3)车站监测站机对电流和电压数据进行处理和存储
所述车站监测站机对电流和电压数据进行处理包括:将电流和电压数据整理绘制成高频曲线图像。
在车站监测站机对电流和电压数据进行处理之后还包括:对所述高频曲线图像进行界面展示。
(4)根据处理结果判断是否进行报警
如图2所示,当输入电压与额定电压的差值大于第一电压阈值或小于第二电压阈值时,且持续时间大于第二时间阈值时,进行电气特性超限报警;
当输入电压小于第三电压阈值时,且持续时间大于第二时间阈值时,进行断电及断相报警;
当输入电压小于第三电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间断电/断相报警;
当输入电压大于第一电压阈值或小于第二电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间电气特性超限报警;
当输入电压的绝对值大于第四电压阈值时,持续时间大于第三时间阈值时,进行瞬间波形突变报警。
本实施例中,第一电压阈值为额定电压值的15%,第二电压阈值为额定电压值的20%,第三电压阈值为额定电压值的65%,第四电压阈值为额定电压值的30%,第一时间阈值为140ms,第二时间阈值为1000ms,第三时间阈值为2ms,上述电压阈值和时间阈值并不是固定不变的,可以根据实际情况进行调整,额定电压值由设备出厂设置,并不是一个固定值。
如图3所示,本发明还提出一种高频外电网质量监测系统,所述监测系统包括数据采集模块、数据传输模块、数据处理模块和报警模块;
其中,所述数据采集模块用于采集外电网输入的电流和电压数据,本实施例中,所述数据采集模块的采集频率为800Hz,每个周期采样16个点,采集精度为1.25ms;
所述数据传输模块用于将采集的电流和电压数据输送至车站监测站机;
所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储,包括:数据处理模块用于将电流和电压数据整理绘制成高频曲线图像,数据处理模块用于对所述高频曲线图像进行界面展示;具体的,数据处理模块将采集的电流 和电压数据进行解析,识别出I/II路、A/B/C相电压/电流类型,生成对应的曲线ID,并将曲线点数据按协议约定的倍率进行换算,计算出曲线点的实际值,形成高频曲线数据。然后将高频曲线数据进行磁盘文件存储,并将高频曲线数据进行精确到毫秒级别的界面展示,曲线以横坐标为时间轴,纵坐标为电压/电流的实际值,当电压、电流参数出现超过限定的偏差时的报警功能。
所述报警模块用于根据处理结果判断是否进行报警,包括:
当输入电压与额定电压的差值大于第一电压阈值或小于第二电压阈值时,且持续时间大于第二时间阈值时,进行电气特性超限报警;
当输入电压小于第三电压阈值时,且持续时间大于第二时间阈值时,进行断电及断相报警;
当输入电压小于第三电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间断电/断相报警;
当输入电压大于第一电压阈值或小于第二电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间电气特性超限报警;
当输入电压的绝对值大于第四电压阈值时,持续时间大于第三时间阈值时,进行瞬间波形突变报警。
如图4所示,本发明还提出一种高频外电网质量监测装置,所述监测装置包括外电网采集机、通讯模块和车站监测站机;
所述外电网采集机经导线与通讯模块相连接,所述通讯模块经导线与车站监测站机相连接;
其中,所述外电网采集机用于采集外电网输入的电流和电压数据;
所述通讯模块用于将采集的电流和电压数据输送至车站监测站机;
所述车站监测站机用于对电流和电压数据进行处理和存储并根据处理结果判断是否进行报警。
所述监测装置还包括车站普通采集机,车站普通采集机通过导线与车站站机相连接,用于采集非高频数据,具体的,车站普通采集机包括联锁、列控、轨道电路、ZPW等设备。
如图5所示,本发明还提出一种高频外电网质量监测电子设备,包括处理器101、通信接口102、存储器103和通信总线104,其中,处理器101,通信接口102,存储器103通过通信总线104完成相互间的通信,存储器103,用于存放计算机程序;
在本发明一个实施例中,处理器101,用于执行存储器103上所存放的程序时,实现前述任意一个方法实施例提供的高频外电网质量监测方法的步骤。
本发明实施例提供的电子设备,其实现原理和技术效果与上述实施例类似,此处不再赘述。
上述存储器103可以是诸如闪存、EEPROM(电可擦除可编程只读存储器)、EPROM、硬盘或者ROM之类的电子存储器。存储器103具有用于执行上述方法中的任何方法步骤的程序代码的存储空间。例如,用于程序代码的存储空间可以包括分别用于实现上面的方法中的各个步骤的各个程序代码。这些程序代码可以从一个或者多个计算机程序产品中读出或者写入到这一个或者多个计算机程序产品中。这些计算机程序产品包括诸如硬盘,光盘(CD)、存储卡或者软盘之类的程序代码载体。这样的计算机程序产品通常为便携式或者固定存储单元。该存储单元可以具有与上述电子设备中的存储器103类似布置的存储段或者存储空间等。程序代码可以例如以适当形式进行压缩。通常,存储单元包括用于执行根据本发明的实施例的方法步骤的程序,即可以由例如诸如101之类的处理器读取的代码,这些代码当由电子设备运行时,导致该电子设备执行上面所描述的方法中的各个步骤。
本发明的实施例还提供了一种计算机可读存储介质。上述计算机可读存储介质上存储有计算机程序,上述计算机程序被处理器执行时实现如上所述的高频外电网质量监测方法的步骤。
该计算机可读存储介质可以是上述实施例中描述的设备/装置中所包含的;也可以是单独存在,而未装配入该设备/装置中。上述计算机可读存储介质承载有一个或者多个程序,当上述一个或者多个程序被执行时,实现根据本发明实施例的方法。
根据本发明的实施例,计算机可读存储介质可以是非易失性的计算机可读存储介质,例如可以包括但不限于:便携式计算机磁盘、硬盘、随机访问存储器(RAM)、只读存储器(ROM)、可擦式可编程只读存储器(EPROM或闪存)、便携式紧凑磁盘只读存储器(CD-ROM)、光存储器件、磁存储器件、或者上述的任意合适的组合。在本发明中,计算机可读存储介质可以是任何包含或存储程序的有形介质,该程序可以被指令执行系统、装置或者器件使用或者与其结合使用。
本领域的普通技术人员应当理解:尽管参考前述实施例对本发明进行的详细说明,其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。

Claims (11)

  1. 一种高频外电网质量监测方法,其特征在于,所述监测方法包括:
    采集外电网输入的电流和电压数据;
    将采集的电流和电压数据输送至车站监测站机;
    车站监测站机对电流和电压数据进行处理和存储;
    根据处理结果判断是否进行报警。
  2. 根据权利要求1所述的一种高频外电网质量监测方法,其特征在于,
    所述车站监测站机对电流和电压数据进行处理包括:将电流和电压数据整理绘制成高频曲线图像。
  3. 根据权利要求2所述的一种高频外电网质量监测方法,其特征在于,
    在车站监测站机对电流和电压数据进行处理之后还包括:对所述高频曲线图像进行界面展示。
  4. 根据权利要求1所述的一种高频外电网质量监测方法,其特征在于,
    所述根据处理结果判断是否进行报警包括:
    当输入电压与额定电压的差值大于第一电压阈值或小于第二电压阈值时,且持续时间大于第二时间阈值时,进行电气特性超限报警;
    当输入电压小于第三电压阈值时,且持续时间大于第二时间阈值时,进行断电及断相报警;
    当输入电压小于第三电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间断电/断相报警;
    当输入电压大于第一电压阈值或小于第二电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间电气特性超限报警;
    当输入电压的绝对值大于第四电压阈值时,持续时间大于第三时间阈值时,进行瞬间波形突变报警。
  5. 一种高频外电网质量监测系统,其特征在于,所述监测系统包括数据采集模块、数据传输模块、数据处理模块和报警模块;
    其中,所述数据采集模块用于采集外电网输入的电流和电压数据;
    所述数据传输模块用于将采集的电流和电压数据输送至车站监测站机;
    所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储;
    所述报警模块用于根据处理结果判断是否进行报警。
  6. 根据权利要求5所述的一种高频外电网质量监测系统,其特征在于,
    所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储,包括:
    数据处理模块用于将电流和电压数据整理绘制成高频曲线图像。
  7. 根据权利要求5所述的一种高频外电网质量监测系统,其特征在于,
    所述数据处理模块用于车站监测站机对电流和电压数据进行处理和存储,还包括:
    数据处理模块用于对所述高频曲线图像进行界面展示。
  8. 根据权利要求5所述的一种高频外电网质量监测系统,其特征在于,
    所述报警模块用于根据处理结果判断是否进行报警,包括:
    当输入电压与额定电压的差值大于第一电压阈值或小于第二电压阈值时,且持续时间大于第二时间阈值时,进行电气特性超限报警;
    当输入电压小于第三电压阈值时,且持续时间大于第二时间阈值时,进行断电及断相报警;
    当输入电压小于第三电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间断电/断相报警;
    当输入电压大于第一电压阈值或小于第二电压阈值时,且持续时间在第一时间阈值和第二时间阈值之间时,进行瞬间电气特性超限报警;
    当输入电压的绝对值大于第四电压阈值时,持续时间大于第三时间阈值时,进行瞬间波形突变报警。
  9. 一种高频外电网质量监测装置,其特征在于,所述监测装置包括外电网采集机、通讯模块和车站监测站机;
    所述外电网采集机经导线与通讯模块相连接,所述通讯模块经导线与车站监测站机相连接;
    其中,所述外电网采集机用于采集外电网输入的电流和电压数据;
    所述通讯模块用于将采集的电流和电压数据输送至车站监测站机;
    所述车站监测站机用于对电流和电压数据进行处理和存储并根据处理结果判断是否进行报警。
  10. 一种高频外电网质量监测电子设备,其特征在于,包括处理器、通信接口、存储器和通信总线,其中,处理器,通信接口,存储器通过通信总线完成相互间的通信;
    存储器,用于存放计算机程序;
    处理器,用于执行存储器上所存放的程序时,实现权利要求1-4任一项所述方法的步骤。
  11. 一种计算机可读存储介质,其上存储有计算机程序,其特征在于,
    所述计算机程序被处理器执行时实现如权利要求1-4任一项所述方法的步骤。
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