CN102508134A - Partial discharge on-line monitoring method and system - Google Patents

Partial discharge on-line monitoring method and system Download PDF

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Publication number
CN102508134A
CN102508134A CN2011103739774A CN201110373977A CN102508134A CN 102508134 A CN102508134 A CN 102508134A CN 2011103739774 A CN2011103739774 A CN 2011103739774A CN 201110373977 A CN201110373977 A CN 201110373977A CN 102508134 A CN102508134 A CN 102508134A
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Prior art keywords
monitoring
partial discharge
online
data
file
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CN2011103739774A
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Inventor
谢善益
周刚
周南菁
孙超
陈翔
徐丹
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NR Electric Co Ltd
Electric Power Research Institute of Guangdong Power Grid Co Ltd
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NR Electric Co Ltd
Electric Power Research Institute of Guangdong Power Grid Co Ltd
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Priority to CN2011103739774A priority Critical patent/CN102508134A/en
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Abstract

The invention provides a partial discharge on-line monitoring method which comprises the following steps of: acquiring data of target equipment on line in real time; generating a partial discharge on-line monitoring model file according to parameter information, parameter data names and a CDC (Control Data Corp) type; and uploading the on-line monitoring model file and on-line monitoring data to a remote monitoring center. The invention also discloses a partial discharge on-line monitoring system. The workload of analysts can be reduced. The operation reliability of a power grid is improved.

Description

A kind of partial discharge monitoring method and system
Technical field
The present invention relates to grid power transmission circuit control field, be specifically related to a kind of partial discharge monitoring method and system.
Background technology
The safety of equipment is the basis of power grid security, reliable, stable operation, to equipment carry out effectively, monitoring and diagnosis accurately, be the important channel of improving power supply reliability and operation of power networks intelligent level.
Shelf depreciation is the operating common phenomenon of power equipment, shelf depreciation is monitored the ruuning situation that can prepare to reflect power equipment.Partial discharge monitoring related monitoring of equipment producer and device category are numerous and diverse, how to play a game with being placed on the line Monitoring Data to carry out unified Modeling be to realize that electric system first and second equipment unified monitoring and information of managing are basic.
Because the equipment that shelf depreciation relates to is provided by different manufacturers, its kind differs, and the feasible data type that monitors is various, brings heavy burden to the analyst; Simultaneously, easy error causes potential safety hazard for the safe operation of electrical network.
Summary of the invention
The objective of the invention is to propose a kind of partial discharge monitoring method, can alleviate analyst's work load, improve the reliability of operation of power networks.
Based on above-mentioned purpose, the technical scheme of employing is:
A kind of partial discharge monitoring method comprises step:
Online real time collecting target device data;
Generate the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type;
Monitoring model online file and online monitoring data are uploaded to remote monitoring center.
The inventive method generates the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type etc. then through the data of online real time collecting target device; Again on-line monitoring real time data and model file are uploaded to remote monitoring center; It is unified to make the devices from different manufacturers parameter of gathering obtain; Alleviate analyst's work load, improved analyst's analytical accuracy, thereby improved the reliability of operation of power networks.
The present invention also aims to propose a kind of partial discharge monitoring system, can alleviate analyst's work load, improve the reliability of operation of power networks.
Based on above-mentioned purpose, the technical scheme of employing is:
A kind of partial discharge monitoring system comprises:
On-Line Monitor Device is used for online acquisition target device data, and generates the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type; Monitoring model online file and online monitoring data are uploaded to remote monitoring center;
Said remote monitoring center receives said monitoring model online file and online monitoring data.
The data that apparatus of the present invention are gathered target device in real time through on-Line Monitor Device generate the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type etc. then; Again on-line monitoring real time data and model file are uploaded to remote monitoring center; It is unified to make the devices from different manufacturers parameter of gathering obtain; Alleviate analyst's work load, improved analyst's analytical accuracy, thereby improved the reliability of operation of power networks.
Description of drawings
Fig. 1 is an embodiment process flow diagram of the inventive method;
Fig. 2 is a structural representation of apparatus of the present invention;
Fig. 3 is another structural representation of apparatus of the present invention.
Embodiment
For ease of understanding the present invention, will combine accompanying drawing to set forth below.
At first introduce the inventive method, please refer to Fig. 1, propose a kind of partial discharge monitoring method, comprise step:
101, real-time collecting device data;
Online real time collecting target device data.
102, generate the partial discharge monitoring model file;
Generate the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC (Common Data Class shared data class) type.
103, model file and online monitoring data are uploaded to remote monitoring center.
The inventive method generates the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type etc. then through the data of online real time collecting target device; Again on-line monitoring real time data and model file are uploaded to remote monitoring center; It is unified to make the devices from different manufacturers parameter of gathering obtain; Alleviate analyst's work load, improved analyst's analytical accuracy, thereby improved the reliability of operation of power networks.
Wherein, model file comprises ICD (IED Configuration Description, the intelligent electronic device configuration is described) model file and SCD (Substation Configuration Description, substation configuration description) model file;
When model file is the ICD model file, the ICD model file is uploaded to the overall treatment unit earlier, upload to remote monitoring center again.
When model file is the SCD model file, the SCD model file is directly uploaded remote monitoring center.
Wherein, the target device data comprise partial discharge intensity, shelf depreciation amplitude and local discharge phase.
Parameter information comprises parametric description, semaphore, quantity of state, measuring amount and preset value.
Concrete, the ICD model file that parameter information, supplemental characteristic name and CDC type generate can for:
Figure BDA0000111069730000041
Figure BDA0000111069730000051
In the last table, parametric description comprises pattern description, performance specification, the healthy description and the nameplate description; Semaphore/quantity of state comprises: shelf depreciation alarm, alarm level, the warning of discharge amplitude, discharge time warning, electric discharge type, discharge position, monitoring equipment communication abnormality, monitoring equipment self check are unusual; Measuring amount comprises: pairing phase place, discharge amplitude, discharge phase, first-harmonic content and second harmonic content when noise level, strength of discharge average, strength of discharge peak value, discharge time, maximum discharge are put in office; Preset value comprises and detects threshold values, alarming threshold value and measure SF.
The CDC type comprises: INC (Integer status-Controllable; Integer state-controlled), LPL (Logical node name Plate; The logic node nameplate), SPS (Single Point Status Information; The single-point status information), MV (Measured Value, measured value), ASG (Analog SettinG, analog quantity definite value).
When generating the ICD model file,, must not expand in strict accordance with the standard of above-mentioned incidence relation.Data after the format conversion are uploaded to remote monitoring center through MMS (Manufacturing Message Specification makes message specification (ISO9506)) mode.Make distinct device monitoring producer and equipment all carry out modeling thus, be convenient to unified Modeling and management according to same digital data form.
Introduce the object lesson of the naming method of SCD model file below: can the naming method according to the SCD model file be set at: the Netherlands factory name of station _ coding _ sequence number .scd of producer.Wherein, area Netherlands Chinese by name or phonetic, for example: " Foshan ", " foshan "; Factory's name of station is the Chinese or the phonetic at corresponding factory station, for example: " buddhist city ", " shancheng "; Producer is encoded to the numeral of A001~A999, and is self-editing according to the order of sequence when the engineering construction by on-line monitoring equipment producer, for the SCD formatted file that the overall treatment unit generates, should use overall treatment unit producer coding rather than on-Line Monitor Device producer coding.The example shown of a concrete SCD model file name is:
Foshan buddhist city _ 201_001.scd or foshanshancheng_201_001.scd.
For the situation that comprises a plurality of transformer stations in an area on-Line Monitor Device in the SCD model file; Can carry out " factory's name of station " name with wherein typical factory station or generality name, such as: certain producer's one station server inserts eight SCD of transformer station such as Guangzhou Cen Cun of Milky Way office, five mountains and can name: the Guangzhou Milky Way _ 003_001.scd or guangzhoutianhe_003_001.scd.
With reference to figure 2, a kind of partial discharge monitoring system comprises:
On-Line Monitor Device T1 is used for online acquisition target device data, and generates the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type; Monitoring model online file and online monitoring data are uploaded to remote monitoring center;
Remote monitoring center T2 receives monitoring model online file and online monitoring data.
The data that apparatus of the present invention are gathered target device in real time through on-Line Monitor Device generate the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type etc. then; Again on-line monitoring real time data and model file are uploaded to remote monitoring center; It is unified to make the devices from different manufacturers parameter of gathering obtain; Alleviate analyst's work load, improved analyst's analytical accuracy, thereby improved the reliability of operation of power networks.
With reference to figure 3, the partial discharge monitoring system also comprises: overall treatment unit T3;
On-Line Monitor Device T1 uploads data to overall treatment unit T3 with target device data and the ICD model file gathered;
Overall treatment unit 3 is uploaded to remote monitoring center T2 with model file and online monitoring data.
Wherein, the target device data of on-Line Monitor Device collection comprise partial discharge intensity, shelf depreciation amplitude and local discharge phase.
On-line measuring device T1 uploads data through the MMS mode.
Above embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection domain of the present invention.

Claims (10)

1. a partial discharge monitoring method is characterized in that, comprises step:
Online real time collecting target device data;
Generate the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type;
Monitoring model online file and online monitoring data are uploaded to remote monitoring center.
2. partial discharge monitoring method according to claim 1 is characterized in that,
Said model file is the ICD model file;
When the ICD model file is uploaded, upload to the overall treatment unit earlier, upload to remote monitoring center again.
3. partial discharge monitoring method according to claim 1 is characterized in that,
Said model file is the SCD model file;
When the SCD model file is uploaded, directly upload remote monitoring center.
4. partial discharge monitoring method according to claim 1 is characterized in that,
Said target device data comprise partial discharge intensity, shelf depreciation amplitude and local discharge phase.
5. partial discharge monitoring method according to claim 1 is characterized in that,
Said parameter information comprises parametric description, semaphore, quantity of state, measuring amount and preset value.
6. according to each described partial discharge monitoring method of claim 1 to 5, it is characterized in that,
Monitoring model online file and online monitoring data are uploaded to remote monitoring center through the MMS mode.
7. a partial discharge monitoring system is characterized in that, comprising:
On-Line Monitor Device is used for online acquisition target device data, and generates the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type; Monitoring model online file and online monitoring data are uploaded to remote monitoring center;
Said remote monitoring center receives said monitoring model online file and online monitoring data.
8. partial discharge monitoring according to claim 7 system is characterized in that, said partial discharge monitoring system also comprises: the overall treatment unit;
Said on-Line Monitor Device generates the partial discharge monitoring model file according to parameter information, supplemental characteristic name and CDC type; Then monitoring model online file and online monitoring data are uploaded to said overall treatment unit;
Said overall treatment unit is uploaded to said remote monitoring center with monitoring model online file and online monitoring data.
9. partial discharge monitoring according to claim 7 system is characterized in that,
The target device data of said on-Line Monitor Device collection comprise partial discharge intensity, shelf depreciation amplitude and local discharge phase.
10. according to each described partial discharge monitoring system of claim 7 to 9, it is characterized in that,
Said on-Line Monitor Device MMS mode is uploaded data.
CN2011103739774A 2011-11-22 2011-11-22 Partial discharge on-line monitoring method and system Pending CN102508134A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107276791A (en) * 2017-05-27 2017-10-20 南京南瑞继保电气有限公司 A kind of method and apparatus of the information of sending node
CN108169636A (en) * 2017-12-27 2018-06-15 武汉朗开智能科技有限公司 A kind of GIS partial discharge on-line monitoring system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050012507A1 (en) * 2003-03-12 2005-01-20 Mitsubishi Denki Kabushiki Kaisha Partial discharge monitoring apparatus and partial discharge remote monitoring system for rotating electric machines
CN201522541U (en) * 2009-08-03 2010-07-07 成都电业局 Transformer substation electrical equipment on-line monitoring system
CN102163186A (en) * 2011-04-18 2011-08-24 广东电网公司电力科学研究院 Method and device for detecting generated file of local discharging signal of high-voltage power equipment
CN102361349A (en) * 2011-10-13 2012-02-22 广东电网公司电力科学研究院 Transformer online monitoring method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050012507A1 (en) * 2003-03-12 2005-01-20 Mitsubishi Denki Kabushiki Kaisha Partial discharge monitoring apparatus and partial discharge remote monitoring system for rotating electric machines
CN201522541U (en) * 2009-08-03 2010-07-07 成都电业局 Transformer substation electrical equipment on-line monitoring system
CN102163186A (en) * 2011-04-18 2011-08-24 广东电网公司电力科学研究院 Method and device for detecting generated file of local discharging signal of high-voltage power equipment
CN102361349A (en) * 2011-10-13 2012-02-22 广东电网公司电力科学研究院 Transformer online monitoring method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107276791A (en) * 2017-05-27 2017-10-20 南京南瑞继保电气有限公司 A kind of method and apparatus of the information of sending node
CN108169636A (en) * 2017-12-27 2018-06-15 武汉朗开智能科技有限公司 A kind of GIS partial discharge on-line monitoring system

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Application publication date: 20120620