CN102840918A - Method for managing and analyzing infrared spectrogram of electric transmission and transformation equipment - Google Patents
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Abstract
本发明提供了一种输变电设备红外图谱管理及分析方法，包括如下步骤：(1)制订输变电设备红外检测数据格式；(2)按站/线、设备管理红外图谱，建立红外图谱库；(3)在红外图谱画面上测量各个输变电设备在任意区域的温度；(4)根据测量的温度，采用多种红外图谱分析方法联合对输变电设备进行诊断分析；(5)将红外图谱及相应的分析数据上传至PMS生产管理系统。本发明提供的输变电设备红外图谱管理及分析方法，实现了红外图谱的统一监控、统一存储、分级控制和分域管理，而且使不同的红外热像系统生成的数据能够互联互通，满足设备状态监测系统全局化、整体化的发展需求。
The invention provides a method for managing and analyzing infrared spectra of power transmission and transformation equipment, including the following steps: (1) formulating the infrared detection data format of power transmission and transformation equipment; (2) managing infrared spectra according to stations/lines and equipment, and establishing infrared spectra (3) Measure the temperature of each power transmission and transformation equipment in any area on the infrared spectrum screen; (4) According to the measured temperature, use a variety of infrared spectrum analysis methods to jointly diagnose and analyze the power transmission and transformation equipment; (5) Upload the infrared spectrum and corresponding analysis data to the PMS production management system. The infrared spectrum management and analysis method of power transmission and transformation equipment provided by the present invention realizes the unified monitoring, unified storage, hierarchical control and divisional management of the infrared spectrum, and enables the data generated by different infrared thermal imaging systems to be interconnected and interoperable to meet the requirements of the equipment. The overall and integrated development requirements of the condition monitoring system.
Description
技术领域 technical field
本发明属于红外热像监测系统领域，具体涉及一种输变电设备红外图谱管理及分析方法。The invention belongs to the field of infrared thermal image monitoring systems, and in particular relates to an infrared spectrum management and analysis method for power transmission and transformation equipment.
背景技术 Background technique
红外图谱库管理与分析是智能电网生产管理系统的一个重要组成部分，广泛应用于输变电设备的安全检修上，通过其对电气设备和线路的热缺陷进行实时监测，对于及时发现、处理、预防重大事故的发生可以起到非常关键而有效的作用。由于红外热像监测系统在不同的建设时期选用了不同的技术和不同厂家的产品，导致了标准不统一、技术路线不一致。目前智能电网的建设，对红外热像监测系统提出了新的要求，因此实现统一监控、统一存储、分级控制、分域管理，使不同的红外热像系统生成的数据能够互联互通，满足设备状态监测系统全局化、整体化的发展需求，已成为亟待解决的问题。Infrared spectrum library management and analysis is an important part of the smart grid production management system. It is widely used in the safety maintenance of power transmission and transformation equipment. Through real-time monitoring of thermal defects in electrical equipment and lines, it is important for timely discovery, treatment, Prevention of major accidents can play a very critical and effective role. Because the infrared thermal imaging monitoring system has selected different technologies and products from different manufacturers in different construction periods, resulting in inconsistent standards and inconsistent technical routes. At present, the construction of the smart grid has put forward new requirements for the infrared thermal imaging monitoring system, so unified monitoring, unified storage, hierarchical control, and domain management are realized, so that the data generated by different infrared thermal imaging systems can be interconnected and interoperable to meet the equipment status. The overall and integrated development of the monitoring system has become an urgent problem to be solved.
发明内容 Contents of the invention
为克服上述缺陷，本发明提供了一种输变电设备红外图谱管理及分析方法，实现了红外图谱的统一监控、统一存储、分级控制和分域管理，而且使不同的红外热像系统生成的数据能够互联互通，满足设备状态监测系统全局化、整体化的发展需求。In order to overcome the above-mentioned defects, the present invention provides a management and analysis method of infrared spectrum of power transmission and transformation equipment, which realizes unified monitoring, unified storage, hierarchical control and domain-specific management of infrared spectrum, and enables different infrared thermal imaging systems to generate The data can be interconnected and interoperable to meet the overall and integrated development needs of the equipment condition monitoring system.
为实现上述目的，本发明提供一种输变电设备红外图谱管理及分析方法，其改进之处在于，所述方法包括如下步骤：In order to achieve the above object, the present invention provides an infrared spectrum management and analysis method for power transmission and transformation equipment. The improvement is that the method includes the following steps:
(1).制订输变电设备红外检测数据格式；(1). Formulate the infrared detection data format of power transmission and transformation equipment;
(2).按站/线、设备管理红外图谱，建立红外图谱库；(2). Manage infrared spectrum according to station/line and equipment, and establish infrared spectrum library;
(3).在红外图谱画面上测量各个输变电设备在任意区域的温度；(3). Measure the temperature of each power transmission and transformation equipment in any area on the infrared spectrum screen;
(4).根据测量的温度，采用红外图谱分析方法对输变电设备进行诊断分析；(4). According to the measured temperature, the infrared spectrum analysis method is used to diagnose and analyze the power transmission and transformation equipment;
(5).将红外图谱及相应的分析数据上传至PMS生产管理系统。(5). Upload the infrared spectrum and corresponding analysis data to the PMS production management system.
本发明提供的优选技术方案中，在所述步骤1中，所述输变电设备红外检测数据格式包括：各个输变电设备及对应的红外图谱信息。In the preferred technical solution provided by the present invention, in the step 1, the infrared detection data format of the power transmission and transformation equipment includes: each power transmission and transformation equipment and the corresponding infrared spectrum information.
本发明提供的第二优选技术方案中，在所述步骤2中，建立红外图谱库的步骤如下：In the second preferred technical solution provided by the present invention, in said step 2, the steps of establishing an infrared spectrum library are as follows:
(2-1).分别从便携红外仪器和在线式红外仪器中采集输变电设备的红外热图；(2-1). Collect infrared heat maps of power transmission and transformation equipment from portable infrared instruments and online infrared instruments;
(2-2).根据采集的红外热图，对各个输变电设备进行标识和管理；(2-2). Identify and manage each power transmission and transformation equipment according to the collected infrared heat map;
(2-3).将标识的设备信息存储到所述标准设备库，将相应的红外图谱信息存储到标准红外图库。(2-3). Store the identified equipment information in the standard equipment library, and store the corresponding infrared spectrum information in the standard infrared library.
本发明提供的第三优选技术方案中，所述红外图谱库具有对红外图谱数据的查询、浏览、新增、修改和删除的维护功能；所述红外图谱库显示输变电设备的历史温度变化曲线与当时的红外图像数据，并生成报告。In the third preferred technical solution provided by the present invention, the infrared atlas library has maintenance functions for querying, browsing, adding, modifying and deleting infrared atlas data; the infrared atlas library displays historical temperature changes of power transmission and transformation equipment Curve with the infrared image data at that time and generate a report.
本发明提供的第四优选技术方案中，在所述步骤3中，测量的温度包括：最高温度、最低温度和平均温度。In the fourth preferred technical solution provided by the present invention, in the step 3, the measured temperature includes: the highest temperature, the lowest temperature and the average temperature.
本发明提供的第五优选技术方案中，在所述步骤4中，对输变电设备红外图谱进行诊断分析的方法包括：表面温度判断法、同类比较判断法、图像特征判断法和档案分析判断法。In the fifth preferred technical solution provided by the present invention, in the step 4, the method for diagnosing and analyzing the infrared spectrum of the power transmission and transformation equipment includes: surface temperature judgment method, similar comparison judgment method, image feature judgment method and file analysis judgment method Law.
本发明提供的第六优选技术方案中，所述表面温度判断法，利用诊断设备，根据测得的设备表面温度值，给出判断结果和处理建议。In the sixth preferred technical solution provided by the present invention, the surface temperature judgment method uses diagnostic equipment to give judgment results and treatment suggestions based on the measured surface temperature values of the equipment.
本发明提供的第七优选技术方案中，所述同类比较判断法，根据同组三相设备间对应部位的温差进行比较分析；若三相设备同时出现异常，可与同路的同类设备比较；当三相负荷不对称时，应考虑负荷的影响。In the seventh optimal technical solution provided by the present invention, the similar comparison judgment method is based on the comparison and analysis of the temperature difference of corresponding parts between the same group of three-phase equipment; if the three-phase equipment is abnormal at the same time, it can be compared with similar equipment on the same road; When the three-phase load is asymmetrical, the influence of the load should be considered.
本发明提供的第八优选技术方案中，所述图像特征判断法，根据同类设备的正常状态和异常状态的热图像判断各个设备是否正常。In the eighth preferred technical solution provided by the present invention, the image feature judgment method judges whether each device is normal according to the thermal images of the normal state and abnormal state of similar devices.
本发明提供的第九优选技术方案中，所述档案分析判断法，分析同一设备在不同时期的检测数据，找出设备致热参数的变化，判断设备是否正常。In the ninth preferred technical solution provided by the present invention, the file analysis and judgment method analyzes the detection data of the same equipment in different periods, finds out the change of the heating parameters of the equipment, and judges whether the equipment is normal.
本发明提供的第十优选技术方案中，所述检测数据包括：温升、相对温差和热谱图。In the tenth preferred technical solution provided by the present invention, the detection data includes: temperature rise, relative temperature difference and thermogram.
本发明提供的较优选技术方案中，在所述步骤5中，通过Web service的方式与所述PMS系统交互，获取PMS的输变电设备台账数据，向反馈PMS系统设备图谱诊断信息。In the more preferred technical solution provided by the present invention, in the step 5, interact with the PMS system through Web service, obtain the account data of the power transmission and transformation equipment of the PMS, and feed back the diagnosis information of the PMS system equipment map.
本发明提供的第二较优选技术方案中，所述图谱诊断信息包括：热像特征、故障特征、缺陷性质和处理建议。In the second preferred technical solution provided by the present invention, the atlas diagnostic information includes: thermal image features, fault features, defect properties and treatment suggestions.
与现有技术比，本发明提供的一种输变电设备红外图谱管理及分析方法，规范了图像数据存储格式，有利于图像数据的统一管理和共享；利用表面温度判断法、同类比较判断法、档案分析判断法等分析方法自动诊断输变电设备故障性质，提高了输变电设备诊断的准确性和效率；而且，提供了红外图像手工分析工具，可以测量任意区域的最高(最低、平均)温度、任意点的温度，以及选择不同色标以改变红外图像的效果，为专家进行图谱深入分析提供了有力的工具；再者，在调研国内外主流红外热像仪厂家图谱数据存储格式的基础上，制订了红外热像监测图谱管理接口标准，规范了设备节点红外图像格式，有利于实现红外图谱数据在各个系统同之间的共享；同时，本方法还在标准图谱数据格式的基础上，提出并设计了输变电设备红外图谱数据的诊断分析方法，极大地促进了红外检测技术更好地服务于电网设备的状态检修工作。Compared with the prior art, the infrared spectrum management and analysis method of power transmission and transformation equipment provided by the present invention standardizes the image data storage format, which is conducive to the unified management and sharing of image data; Analysis methods such as file analysis and judgment method can automatically diagnose the fault nature of power transmission and transformation equipment, which improves the accuracy and efficiency of power transmission and transformation equipment diagnosis; moreover, it provides manual analysis tools for infrared images, which can measure the highest (minimum, average) of any area ) temperature, the temperature of any point, and the selection of different color scales to change the effect of the infrared image, which provide a powerful tool for experts to conduct in-depth analysis of the map; moreover, in the investigation of the map data storage format of mainstream infrared thermal imager manufacturers at home and abroad On this basis, the infrared thermal image monitoring map management interface standard has been formulated, and the infrared image format of equipment nodes has been standardized, which is conducive to the sharing of infrared map data among various systems; at the same time, this method is also based on the standard map data format. , proposed and designed a diagnostic analysis method for infrared spectrum data of power transmission and transformation equipment, which greatly promoted the infrared detection technology to better serve the condition maintenance work of power grid equipment.
附图说明 Description of drawings
图1为红外图谱库建立过程流程图。Figure 1 is a flowchart of the establishment process of the infrared spectrum library.
图2为红外图谱管理及分析方法的流程图。Fig. 2 is a flow chart of the infrared spectrum management and analysis method.
具体实施方式 Detailed ways
输变电设备红外图谱管理及分析方法，目的是制订输变电设备红外检测数据规范，将各设备节点红外图像存储格式标准化(例如JPEG格式等)；完成红外图谱统一格式转换；按站/线、设备管理红外图谱，具备对红外图谱的分析、判断功能；最终将红外图谱及相应的分析数据上传至PMS生产管理系统。本方法的数据流程如附图2所示。Infrared spectrum management and analysis methods for power transmission and transformation equipment, the purpose is to formulate infrared detection data specifications for power transmission and transformation equipment, standardize the infrared image storage format of each equipment node (such as JPEG format, etc.); complete the unified format conversion of infrared spectrum; , Equipment management infrared spectrum, with the function of analyzing and judging the infrared spectrum; finally upload the infrared spectrum and corresponding analysis data to the PMS production management system. The data flow of this method is shown in Figure 2.
本方法的实施方式如下：The implementation of this method is as follows:
输变电设备红外图谱管理及分析方法，包括如下步骤：The infrared spectrum management and analysis method of power transmission and transformation equipment includes the following steps:
(1).制订输变电设备红外检测数据格式；(1). Formulate the infrared detection data format of power transmission and transformation equipment;
(2).按站/线、设备管理红外图谱，建立红外图谱库；(2). Manage infrared spectrum according to station/line and equipment, and establish infrared spectrum library;
(3).在红外图谱画面上测量各个输变电设备在任意区域的温度；(3). Measure the temperature of each power transmission and transformation equipment in any area on the infrared spectrum screen;
(4).根据测量的温度，采用红外图谱分析方法对输变电设备进行诊断分析；(4). According to the measured temperature, the infrared spectrum analysis method is used to diagnose and analyze the power transmission and transformation equipment;
(5).将红外图谱及相应的分析数据上传至PMS生产管理系统。(5). Upload the infrared spectrum and corresponding analysis data to the PMS production management system.
其中，制订红外热像监测图谱管理接口格式：Among them, formulate the interface format of infrared thermal image monitoring map management:
本标准规定了红外热成像设备采集的监测图谱数据、设备信息、设备工作状态等信息远程传输、储存的接口标准。红外图谱存储表格式参见附表1。This standard specifies the interface standard for remote transmission and storage of monitoring map data, equipment information, equipment working status and other information collected by infrared thermal imaging equipment. Please refer to Attached Table 1 for the format of the infrared spectrum storage table.
本标准适用于电力公司各级单位红外热像监测图谱的数据接入、存储及管理。This standard applies to the data access, storage and management of infrared thermal imaging monitoring maps of power companies at all levels.
红外图谱管理维护：Infrared spectrum management and maintenance:
接入PMS中输变电设备台账，按站/线、设备管理红外图谱，红外图谱库建立过程如附图1所示；Connect to the ledger of power transmission and transformation equipment in the PMS, and manage infrared spectra by station/line and equipment. The establishment process of the infrared spectrum library is shown in Figure 1;
具有对红外图谱数据的查询、浏览、新增、修改、删除等维护功能；It has maintenance functions such as querying, browsing, adding, modifying, and deleting infrared spectrum data;
可显示输变电设备的历史温度变化曲线与当时的红外图像数据，并能生成报告。It can display the historical temperature change curve of power transmission and transformation equipment and the infrared image data at that time, and can generate reports.
红外图谱诊断分析：Infrared spectrum diagnostic analysis:
图像手工分析法：在红外图谱画面上测量任意区域能的最高(最低、平均)温度，在红外图谱画面上测量任意点的温度，可以选择不同色标以改变红外图像的效果。Image manual analysis method: measure the highest (minimum, average) temperature of any area on the infrared spectrum screen, measure the temperature of any point on the infrared spectrum screen, and choose different color scales to change the effect of the infrared image.
表面温度判断法：根据测得的设备表面温度值，依据DUT 664-2008《带电设备红外诊断应用规范》诊断设备，给出判断结果，处理建议等；Surface temperature judgment method: according to the measured surface temperature value of the equipment, according to DUT 664-2008 "Application Specifications for Infrared Diagnosis of Live Equipment" to diagnose equipment, give judgment results, treatment suggestions, etc.;
同类比较判断法：根据同组三相设备间对应部位的温差进行比较分析。若三相设备同时出现异常，可与同路的同类设备比较。当三相负荷不对称时，应考虑负荷的影响。Judgment method of similar comparison: conduct comparative analysis based on the temperature difference of corresponding parts among the same group of three-phase equipment. If the three-phase equipment is abnormal at the same time, it can be compared with similar equipment on the same road. When the three-phase load is asymmetrical, the influence of the load should be considered.
图像特征判断法：根据同类设备的正常状态和异常状态的热图像判断设备是否正常，当电气设备其它试验结果合格时，应排除各种干扰对图像的影响，才能做出结论；Image feature judgment method: judge whether the equipment is normal according to the thermal images of the normal state and abnormal state of similar equipment. When the other test results of the electrical equipment are qualified, the influence of various interferences on the image should be excluded before a conclusion can be made;
档案分析判断法：分析同一设备在不同时期的检测数据(例如温升、相对温差和热谱图)，找出设备致热参数的变化，判断设备是否正常。File analysis and judgment method: analyze the detection data (such as temperature rise, relative temperature difference, and thermogram) of the same equipment in different periods, find out the changes in the heating parameters of the equipment, and judge whether the equipment is normal.
与PMS系统接口：Interface with PMS system:
通过Web service的方式与PMS系统交互，获取PMS的输变电设备台账数据，反馈给PMS系统设备的热像特征、故障特征、缺陷性质、处理建议等图谱诊断信息。Interact with the PMS system through Web service, obtain the PMS power transmission and transformation equipment ledger data, and feed back to the PMS system equipment thermal image features, fault features, defect properties, and treatment suggestions.
表1红外图谱信息Table 1 Infrared spectrum information
红外图谱信息表字段说明：Infrared spectrum information table field description:
CCD视频截图与红外视频截图中存储的数据就是将JPG格式的整个文件以二进制码的方式存储。The data stored in the CCD video screenshot and the infrared video screenshot is to store the entire file in JPG format in the form of binary code.
需要声明的是，本发明内容及具体实施方式意在证明本发明所提供技术方案的实际应用，不应解释为对本发明保护范围的限定。本领域技术人员在本发明的精神和原理启发下，可作各种修改、等同替换、或改进。但这些变更或修改均在申请待批的保护范围内。It should be declared that the contents and specific implementation methods of the present invention are intended to prove the practical application of the technical solutions provided by the present invention, and should not be construed as limiting the protection scope of the present invention. Those skilled in the art may make various modifications, equivalent replacements, or improvements under the inspiration of the spirit and principles of the present invention. But these changes or modifications are all within the protection scope of the pending application.
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| CN (1) | CN102840918B (en) |
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| CN103512664A (en) * | 2013-10-18 | 2014-01-15 | 国网上海市电力公司 | Convertor station high-voltage secondary screen cabinet infrared temperature measurement method |
| CN103901072A (en) * | 2014-04-21 | 2014-07-02 | 国网安徽省电力公司淮南供电公司 | Method for diagnosing equipment overheating defects by utilizing infrared spectrum analysis |
| CN104280643A (en) * | 2014-10-23 | 2015-01-14 | 国家电网公司 | Method for automatically analyzing infrared spectrogram on Android terminal |
| CN104331521A (en) * | 2014-11-27 | 2015-02-04 | 国家电网公司 | Automatic power transformation equipment abnormity identification method based on image processing |
| CN104502768A (en) * | 2014-12-27 | 2015-04-08 | 国家电网公司 | Current-induced-heat-type defect evaluation method used for power equipment connecting part |
| CN106846304A (en) * | 2017-01-03 | 2017-06-13 | 中国特种设备检测研究院 | Electrical equipment detection method and device based on infrared detection |
| CN108731816A (en) * | 2018-05-22 | 2018-11-02 | 国网江西省电力有限公司电力科学研究院 | A kind of power equipments defect analysis method based on infrared detection |
| CN108761290A (en) * | 2018-06-28 | 2018-11-06 | 浙江国自机器人技术有限公司 | Robot and its piping lane electric compartment method for inspecting, system, equipment, storage medium |
| CN110319937A (en) * | 2019-05-21 | 2019-10-11 | 广州供电局有限公司 | Infrared measurement of temperature image processing method, device, computer equipment and storage medium |
| CN110487414A (en) * | 2019-08-16 | 2019-11-22 | 云南电网有限责任公司电力科学研究院 | Breaker temperature monitoring method and system based on infrared image technology |
| CN110832311A (en) * | 2017-07-03 | 2020-02-21 | 沙特阿拉伯石油公司 | Apparatus and method for non-destructive inspection of glass fibers and non-metallic tubes |
| CN110866150A (en) * | 2019-10-31 | 2020-03-06 | 南方电网调峰调频发电有限公司 | Method for rapidly generating ledger data map and overhauling defects of pre-control equipment family |
| CN111060558A (en) * | 2020-01-02 | 2020-04-24 | 青岛国信海天中心建设有限公司 | Steel pipe concrete compactness detection system and method |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512664A (en) * | 2013-10-18 | 2014-01-15 | 国网上海市电力公司 | Convertor station high-voltage secondary screen cabinet infrared temperature measurement method |
| CN103901072A (en) * | 2014-04-21 | 2014-07-02 | 国网安徽省电力公司淮南供电公司 | Method for diagnosing equipment overheating defects by utilizing infrared spectrum analysis |
| CN103901072B (en) * | 2014-04-21 | 2017-01-11 | 国网安徽省电力公司淮南供电公司 | Method for diagnosing equipment overheating defects by utilizing infrared spectrum analysis |
| CN104280643A (en) * | 2014-10-23 | 2015-01-14 | 国家电网公司 | Method for automatically analyzing infrared spectrogram on Android terminal |
| CN104280643B (en) * | 2014-10-23 | 2017-02-15 | 国家电网公司 | Method for automatically analyzing infrared spectrogram on Android terminal |
| CN104331521A (en) * | 2014-11-27 | 2015-02-04 | 国家电网公司 | Automatic power transformation equipment abnormity identification method based on image processing |
| CN104331521B (en) * | 2014-11-27 | 2017-10-31 | 国家电网公司 | Transformer anomaly identification method based on image procossing |
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| CN104502768B (en) * | 2014-12-27 | 2017-05-24 | 国家电网公司 | Current-induced-heat-type defect evaluation method used for power equipment connecting part |
| CN106846304A (en) * | 2017-01-03 | 2017-06-13 | 中国特种设备检测研究院 | Electrical equipment detection method and device based on infrared detection |
| CN106846304B (en) * | 2017-01-03 | 2020-08-04 | 中国特种设备检测研究院 | Electrical equipment detection method and device based on infrared detection |
| CN110832311A (en) * | 2017-07-03 | 2020-02-21 | 沙特阿拉伯石油公司 | Apparatus and method for non-destructive inspection of glass fibers and non-metallic tubes |
| CN108731816A (en) * | 2018-05-22 | 2018-11-02 | 国网江西省电力有限公司电力科学研究院 | A kind of power equipments defect analysis method based on infrared detection |
| CN108731816B (en) * | 2018-05-22 | 2020-08-11 | 国网江西省电力有限公司电力科学研究院 | Power equipment defect analysis method based on infrared detection |
| CN108761290A (en) * | 2018-06-28 | 2018-11-06 | 浙江国自机器人技术有限公司 | Robot and its piping lane electric compartment method for inspecting, system, equipment, storage medium |
| CN110319937A (en) * | 2019-05-21 | 2019-10-11 | 广州供电局有限公司 | Infrared measurement of temperature image processing method, device, computer equipment and storage medium |
| CN110487414A (en) * | 2019-08-16 | 2019-11-22 | 云南电网有限责任公司电力科学研究院 | Breaker temperature monitoring method and system based on infrared image technology |
| CN110866150A (en) * | 2019-10-31 | 2020-03-06 | 南方电网调峰调频发电有限公司 | Method for rapidly generating ledger data map and overhauling defects of pre-control equipment family |
| CN110866150B (en) * | 2019-10-31 | 2022-09-30 | 南方电网调峰调频发电有限公司 | Method for rapidly generating ledger data map and overhauling defects of pre-control equipment family |
| CN111060558A (en) * | 2020-01-02 | 2020-04-24 | 青岛国信海天中心建设有限公司 | Steel pipe concrete compactness detection system and method |
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