WO2015067080A1 - 机电设备智能信息采集系统 - Google Patents

机电设备智能信息采集系统 Download PDF

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Publication number
WO2015067080A1
WO2015067080A1 PCT/CN2014/083950 CN2014083950W WO2015067080A1 WO 2015067080 A1 WO2015067080 A1 WO 2015067080A1 CN 2014083950 W CN2014083950 W CN 2014083950W WO 2015067080 A1 WO2015067080 A1 WO 2015067080A1
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electromechanical device
signal
current
real
collecting
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PCT/CN2014/083950
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English (en)
French (fr)
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沈永福
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苏州康开电气有限公司
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Publication of WO2015067080A1 publication Critical patent/WO2015067080A1/zh

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00Circuit arrangements for dc mains or dc distribution networks
    • H02J1/10Parallel operation of dc sources
    • H02J1/12Parallel operation of dc generators with converters, e.g. with mercury-arc rectifier

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  • the present invention relates to a system for collecting and recording operational information of an electromechanical device.
  • An electromechanical device intelligent information collecting system is connected to an electromechanical device for collecting operation information of the electromechanical device, wherein the electromechanical device intelligent information collecting system comprises
  • a current transformer disposed on the connecting wire for collecting current on the connecting wire
  • a power switch is disposed on the connecting wire between the current transformer and the power source, and a contactor is disposed on the connecting wire between the current transformer and the electromechanical device;
  • a voltage transmitter connected to the connecting wire for collecting a voltage on the connecting wire and outputting a voltage signal
  • a current transmitter connected to the current transformer for converting the current collected by the current transformer into a current signal and outputting;
  • a temperature sensor connected to the electromechanical device for collecting the temperature of the electromechanical device and outputting a temperature signal
  • a pressure sensor connected to the electromechanical device for collecting pressure of the electromechanical device and outputting a pressure signal
  • An arc detector connected to the electromechanical device for detecting an arc in the electromechanical device and outputting an arc detecting signal
  • a logic signal collector connected to the electromechanical device, for collecting logic signals of the electromechanical device and outputting;
  • A/D converters respectively connected to the voltage transmitter, the current transmitter, the temperature sensor, the pressure sensor, the arc detector, and the logic signal collector, Performing A/D conversion on the obtained voltage signal, the current signal, the temperature signal, the pressure signal, the arc detecting signal, and the logic signal;
  • a real-time information storage processing system coupled to the plurality of A/D converters, for the A/D converted voltage signal, the current signal, the temperature signal, the pressure signal, and the An arc detection signal and the logic signal are processed;
  • the operational information analysis system is coupled to the real-time information storage processing system.
  • the electromechanical device intelligent information collecting system further comprises a power unit connected to the power source for supplying power to the A/D converter, the real-time information storage processing system and the real-time running database. .
  • the connecting wire comprises three phase wires and one neutral wire, and the three current wires are provided with the current transformer and the contactor.
  • the electromechanical device intelligent information collecting system further comprises a real-time running database connected to the real-time information storage processing system for storing running information of the electromechanical device.
  • the present invention has the following advantages compared with the prior art: the present invention can collect and record various information data in the operation of the electromechanical device, and can be a device when analyzing the operating condition and fault of the electromechanical device. Intelligent management provides relevant and effective parameters to facilitate the analysis of electromechanical equipment.
  • FIG. 1 is a schematic diagram of the principle of an intelligent information collecting system for an electromechanical device according to the present invention.
  • Embodiment 1 See FIG. 1 .
  • An electromechanical device intelligent information collecting system 1 connected with an electromechanical device 2 and collecting and recording operation information of the electromechanical device, comprising a connecting wire 11, a current transformer CT1-CT3, a voltage transmitter U, a current transmitter I
  • the connecting wire 11 is connected between the power source 3 and the electromechanical device 2.
  • the connecting wire 11 specifically includes three phase wires and one neutral wire.
  • the current transformers CT1-CT3 are disposed on the phase line of the connecting wire 11, and a specific current transformer is disposed on each phase line, which is respectively CT1-CT3.
  • a power switch KF1 is disposed on the connecting wire 11 between the current transformer CT1-CT3 and the power source 6.
  • a contactor K1 is disposed on the phase line between the current transformer and the electromechanical device. Specifically, three phase lines are disposed. Contactor K1.
  • the input of the voltage transmitter U is connected to the connecting conductor 11.
  • the input of the current transducer I is connected to the output of the current transformers CT1-CT3, respectively.
  • the temperature sensor T, the pressure sensor P, the arc detector ⁇ , and the logic signal collector L are respectively connected to the electromechanical device 2.
  • the input end of the A/D converter is respectively connected with the voltage transmitter U, the current transmitter I, the temperature sensor T, the pressure sensor P, the arc detector ⁇ and the logic signal collector L, specifically, the voltage transmitter U, current transducer I, temperature sensor T, pressure sensor P, arc detector ⁇ and logic signal collector L correspond to different A/D converters, respectively.
  • An input of the real-time information storage processing system 12 is coupled to the output of the A/D converter described above.
  • the input of the real-time operating database 13 is coupled to the output of the real-time information storage processing system.
  • the input terminal of the power supply unit 14 is connected to the power source 3, and the output terminal is connected to the A/D converter, the real-time information storage processing system 12, and the real-time operating database 13 and supplies power.
  • the current transformer CT1-CT3 collects the current on the connecting wire 11 and transmits it to the current transmitter I
  • the current transmitter I collects the current transformer CT1-CT3.
  • the current is converted to a current signal and output.
  • the voltage transmitter U collects the voltage on the connecting wire 11 and outputs a voltage signal.
  • the temperature sensor T collects a temperature somewhere in the electromechanical device 2 and outputs a temperature signal.
  • the pressure sensor P collects a pressure somewhere in the electromechanical device 2 to output a pressure signal.
  • the arc detector detects the arc in the electromechanical device 2 and outputs an arc detection signal.
  • the logic signal collector L collects and outputs a logic signal in the electromechanical device 2.
  • Each of the A/D converters performs A/D conversion on the voltage signal, the current signal, the temperature signal, the pressure signal, the arc detection signal, and the logic signal, and outputs the result to the real-time information storage processing system 12 for processing, and obtains the electromechanical device 2 after the processing.
  • the various operating parameters are stored in the real-time running database 13.
  • the developer can check the operational information stored therein from the real-time running database.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Gas-Insulated Switchgears (AREA)

Abstract

一种用于采集机电设备(2)运行信息的机电设备智能信息采集系统(1),包括两端分别连接机电设备(2)和电源(3)的连接导线(11);设置在连接导线(11)上的电流互感器(CT1-CT3)和与电流互感器(CT1-CT3)相连的电流变送器(I);与连接导线(11)相连的电压变送器(U);一端连接有机电设备(2)且另一端分别与不同的A/D转换器相连的温度传感器(T)、压力传感器(P)、弧光探测器(Λ)以及逻辑信号采集器(L);与A/D转换器相连的实时信息存储处理系统(12);与电源(3)连接且用于为A/D转换器、实时信息存储处理系统(12)及实时运行数据库(13)供电的电源单元(14)。

Description

机电设备智能信息采集系统
技术领域
本发明涉及一种采集并记录机电设备的运行信息的系统。
背景技术
现有的机电设备在运行中出现故障时,通常采用熔断器或空气开关进行保护。由于故障信号不会预先获知,使得此时会造成机电设备非正常停机,尤其是某些特殊设备,如电梯等,其非正常停机会带来很大的不安全因数,故对其进行故障研究具有重要意义。然而,由于机电设备往往并未设置记录其运行状况的系统,而故障前的现象又往往不能重现,因此,机电设备的故障研究具有较大的困难。因而如何获知机电设备的运行状况以判断机电设备是否出现故障是目前急需解决的问题。
发明内容
本发明的目的是提供一种能够实时采集并记录机电设备的运行信息以便于对其进行故障研究的机电设备智能信息采集系统。
为达到上述目的,本发明采用的技术方案是:
一种机电设备智能信息采集系统,与机电设备相连接,用于采集所述机电设备的运行信息,所述机电设备智能信息采集系统包括
连接导线,连接于电源与所述机电设备之间;
电流互感器,设置于所述连接导线上,用于采集所述连接导线上的电流;
所述电流互感器与所述电源之间的连接导线上设置有电源开关,所述电流互感器与所述机电设备之间的连接导线上设置有接触器;
电压变送器,与所述连接导线相连,用于采集所述连接导线上的电压并输出电压信号;
电流变送器,与所述电流互感器相连,用于将所述电流互感器采集的所述电流转换为电流信号并输出;
温度传感器,与所述机电设备相连,用于采集所述机电设备的温度并输出温度信号;
压力传感器,与所述机电设备相连,用于采集所述机电设备的压力并输出压力信号;
弧光探测器,与所述机电设备相连,用于探测所述机电设备中的弧光并输出弧光探测信号;
逻辑信号采集器,与所述机电设备相连,用于采集所述机电设备的逻辑信号并输出;
多个A/D转换器,分别与所述电压变送器、所述电流变送器、所述温度传感器、所述压力传感器、所述弧光探测器、所述逻辑信号采集器相连,用于对获得的所述电压信号、所述电流信号、所述温度信号、所述压力信号、所述弧光探测信号和所述逻辑信号进行A/D转换后输出;
实时信息存储处理系统,与多个所述的A/D转换器相连,用于对A/D转换后的所述电压信号、所述电流信号、所述温度信号、所述压力信号、所述弧光探测信号和所述逻辑信号进行处理;
所述运行信息分析系统与所述实时信息存储处理系统相连。
优选的,机电设备智能信息采集系统还包括与所述电源相连的电源单元,用于对所述A/D转换器、所述实时信息存储处理系统和所述实时运行数据库进行供电。。
优选的,所述的连接导线包括三根相线和一根零线,三根所述的相线上均设置有所述的电流互感器和所述的接触器。
优选的,所述机电设备智能信息采集系统还包括与所述实时信息存储处理系统相连,用于存储所述机电设备的运行信息的实时运行数据库。
由于上述技术方案运用,本发明与现有技术相比具有下列优点:本发明能够对机电设备运行中的各项信息数据进行采集以及记录,能够在分析机电设备的运行状况和故障时,为设备智能化管理提供相关的有效参数,从而有利于对机电设备进行分析。
附图说明
附图1为本发明的机电设备智能信息采集系统的原理示意图。
具体实施方式
下面结合附图所示的实施例对本发明作进一步描述。
实施例一:参见附图1所示。一种与机电设备2相连接并采集和记录机电设备的运行信息的机电设备智能信息采集系统1,其包括连接导线11、电流互感器CT1-CT3、电压变送器U、电流变送器I、温度传感器T、压力传感器P、弧光探测器Λ、逻辑信号采集器L、多个A/D转换器、实时信息存储处理系统12、实时运行数据库13和电源单元14。
连接导线11连接于电源3与机电设备2之间。连接导线11具体包括三根相线和一根零线。电流互感器CT1-CT3设置于连接导线11的相线上,具体的每一相线上设置有一电流互感器,分别为CT1-CT3。电流互感器CT1-CT3与电源6之间的连接导线11上设置有电源开关KF1,电流互感器与机电设备之间的相线上设置有接触器K1,具体的,三根相线上均设置有接触器K1。电压变送器U的输入端与连接导线11相连接。电流变送器I的输入端与电流互感器CT1-CT3的输出端分别相连接。温度传感器T、压力传感器P、弧光探测器Λ、逻辑信号采集器L分别与机电设备2相连接。A/D转换器的输入端分别与电压变送器U、电流变送器I、温度传感器T、压力传感器P、弧光探测器Λ及逻辑信号采集器L相连接,具体的,电压变送器U、电流变送器I、温度传感器T、压力传感器P、弧光探测器Λ和逻辑信号采集器L分别对应不同的A/D转换器。实时信息存储处理系统12的输入端与上述A/D转换器的输出端相连接。实时运行数据库13的输入端与实时信息存储处理系统的输出端相连接。电源单元14的输入端与电源3相连接,输出端与上述A/D转换器、实时信息存储处理系统12以及实时运行数据库13相连接并供电。
上述机电设备智能信息采集系统的工作过程如下:电流互感器CT1-CT3采集连接导线11上的电流,并传输至电流变送器I中,电流变送器I将电流互感器CT1-CT3采集的电流转换为电流信号并输出。电压变送器U采集连接导线11上的电压并输出电压信号。温度传感器T采集机电设备2中某处的温度而输出温度信号。压力传感器P采集机电设备2中某处的压力而输出压力信号。弧光探测器Λ探测机电设备2中的弧光而输出弧光探测信号。逻辑信号采集器L采集机电设备2中的逻辑信号并输出。各个A/D转换器分别电压信号、电流信号、温度信号、压力信号、弧光探测信号和逻辑信号进行A/D转换并输出至实时信息存储处理系统12中进行处理,处理后获得机电设备2的各项运行参数并存储到实时运行数据库13中。
当需要对机电设备的运行状况或故障进行分析时,研发人员可以从实时运行数据库中查阅其中存储的运行信息。
上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。

Claims (4)

  1. 一种机电设备智能信息采集系统,与机电设备相连接,用于采集所述机电设备的运行信息,其特征在于:所述机电设备智能信息采集系统包括
    连接导线,连接于电源与所述机电设备之间;
    电流互感器,设置于所述连接导线上,用于采集所述连接导线上的电流;
    所述电流互感器与所述电源之间的连接导线上设置有电源开关,所述电流互感器与所述机电设备之间的连接导线上设置有接触器;
    电压变送器,与所述连接导线相连,用于采集所述连接导线上的电压并输出电压信号;
    电流变送器,与所述电流互感器相连,用于将所述电流互感器采集的所述电流转换为电流信号并输出;
    温度传感器,与所述机电设备相连,用于采集所述机电设备的温度并输出温度信号;
    压力传感器,与所述机电设备相连,用于采集所述机电设备的压力并输出压力信号;
    弧光探测器,与所述机电设备相连,用于探测所述机电设备中的弧光并输出弧光探测信号;
    逻辑信号采集器,与所述机电设备相连,用于采集所述机电设备的逻辑信号并输出;
    多个A/D转换器,分别与所述电压变送器、所述电流变送器、所述温度传感器、所述压力传感器、所述弧光探测器、所述逻辑信号采集器相连,用于对获得的所述电压信号、所述电流信号、所述温度信号、所述压力信号、所述弧光探测信号和所述逻辑信号进行A/D转换后输出;
    实时信息存储处理系统,与多个所述的A/D转换器相连,用于对A/D转换后的所述电压信号、所述电流信号、所述温度信号、所述压力信号、所述弧光探测信号和所述逻辑信号进行处理;
    所述运行信息分析系统与所述实时信息存储处理系统相连。
  2. 根据权利要求1所述的机电设备智能信息采集系统,其特征在于:所述机电设备智能信息采集系统还包括与所述电源相连的电源单元,用于对所述A/D转换器、所述实时信息存储处理系统和所述实时运行数据库进行供电。
  3. 根据权利要求1或2所述的机电设备智能信息采集系统,其特征在于:所述的连接导线包括三根相线和一根零线,三根所述的相线上均设置有所述的电流互感器和所述的接触器。
  4. 根据权利要求1或2所述的机电设备智能信息采集系统,其特征在于:所述机电设备智能信息采集系统还包括与所述实时信息存储处理系统相连,用于存储所述机电设备的运行信息的实时运行数据库。
PCT/CN2014/083950 2013-11-08 2014-08-08 机电设备智能信息采集系统 WO2015067080A1 (zh)

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CN103578156A (zh) * 2013-11-08 2014-02-12 苏州康开电气有限公司 机电设备智能信息采集系统
CN105223892A (zh) * 2015-10-29 2016-01-06 苏州康开电气有限公司 智能变压器
CN108508258B (zh) * 2017-02-28 2024-05-17 新疆心连心能源化工有限公司 监视系统

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