CN103135088A - Comprehensive detection method of electric transformer at and below 35 kilovolts - Google Patents
Comprehensive detection method of electric transformer at and below 35 kilovolts Download PDFInfo
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- CN103135088A CN103135088A CN2013100374289A CN201310037428A CN103135088A CN 103135088 A CN103135088 A CN 103135088A CN 2013100374289 A CN2013100374289 A CN 2013100374289A CN 201310037428 A CN201310037428 A CN 201310037428A CN 103135088 A CN103135088 A CN 103135088A
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Abstract
A comprehensive detection method of an electric transformer at and below 35 kilovolts comprises a control panel, a touch screen displayer and an automatic control software system. The parameter which is needed by the automatic detection electric transformer can be achieved by means of wire connection at a time. The comprehensive detection method of the electric transformer at and below 35 kilovolts has the advantages that insulation resistance, infrared, ultraviolet and partial discharge can be measured simultaneously by means of the wire connection at one time, the detection efficiency of the electric transformer is greatly improved, and labor cost can be reduced.
Description
Technical field
The invention belongs to the electric power mutual-inductor detection field, particularly a kind of 35kV and following electric power mutual-inductor method for comprehensive detection.
Background technology
at present, Detection of content to 35kV and following electric power mutual-inductor mainly comprises insulation resistance, excitation, infrared, ultraviolet, the information such as shelf depreciation, but the measurement of above information is all independently carried out, measure each time and all need independently equipment, and to carry out wiring repeatedly when the measurement conversion of different information, labor intensive material resources so not only, also need a large amount of time, the most important thing is due to constantly wiring, inevitably measurement result is produced uncertain influence factor, and be also relatively loaded down with trivial details when the result of each measurement is arranged.
Based on above present situation, the present invention proposes the method for comprehensive detection of a kind of 35kV and following electric power mutual-inductor, comprise the measurement of insulation resistance, excitation, infrared, ultraviolet, shelf depreciation information, not only improved detection efficiency, also objectively improved the security that detects.As long as the most important thing is the measurement of all information by primary connection, by its mode of communicating of programmed control, and then the change mode of connection carries out the measurement of different information, avoided the impact of human factor on measurement result.The present invention can also self energy generate examining report, and classification is kept under the identical file folder, facilitates consulting of detection person.
Summary of the invention
The invention provides a kind of method of 35kV and following electric power mutual-inductor comprehensive detection, to address the above problem.
The present invention adopts following technical scheme to realize.
A kind of 35kV and following electric power mutual-inductor method for comprehensive detection the present invention includes control panel, touch screen displays, auto-control software system, by primary connection, can realize automatically measuring the required parameter of electric power mutual-inductor;
Its step is at first to collect the facility information of mutual inductor to be detected, so that the selection mode of connection and the automatic examining report of generation arrange corresponding detected parameters simultaneously; Secondly mutual inductor is carried out primary connection, control its mode of communicating by software systems and realize the different modes of connection, carry out the measurement of following insulation resistance, excitation, infrared, ultraviolet, shelf depreciation; Then by control panel, touch screen displays and auto-control software system, the mutual inductor parameter is measured, this step comprises the required parameter of each equipment in testing process is set, can obtain infrared, ultraviolet image and the corresponding collection of illustrative plates of shelf depreciation, if there is abnormal conditions, corresponding information prompting testing staff decision-making treatment can occur, this step can realize by procedure auto-control pattern and manual mode dual mode.Generate at last automatic examining report, facilitate the testing staff to consult and judge whether it exists fault.
Realized on the mode of connection of the present invention that primary connection can carry out all measurements, avoids manually-operated repeatedly; Can be according to testing requirement flexible choice test required voltage, parameters; Can realize two kinds of detecting patterns, can preserve timely and effectively the image graph spectrum information, improve the accuracy and the dirigibility that detect; Appearance that can the early warning dangerous situation shows and the interface of hommization more is convenient to tester's decision-making, and automatically generates examining report.
Beneficial effect of the present invention is: the measurement of existing indices to 35kv and following electric power mutual-inductor is all separately carried out, the present invention is by a kind of method for comprehensive detection of design, can carry out comprehensive detection to TA, TV, comprise insulation resistance, excitation, infrared, ultraviolet, shelf depreciation.The present invention has improved the detection efficiency of electric power mutual-inductor significantly, and can reduce cost of labor; Two kinds of detecting patterns are arranged, make to detect to have more dirigibility and reliability; The interface that hommization is arranged facilitates testing staff's operation; And be provided with alarm system, improved the security of operation; Realized on the mode of connection that primary connection can carry out all measurements, avoids manually-operated repeatedly; Image and the collection of illustrative plates of can real time inspection in testing process infrared, ultraviolet, shelf depreciation, the handled easily person in time pinpoints the problems and decision-making; Automatically generate the examining report of checkout equipment, dissimilar measurement result is kept in different files, facilitates the user to inquire about.
Description of drawings
Fig. 1 is control panel and the touch screen displays schematic diagram of electric power mutual-inductor method for comprehensive detection;
Fig. 2 is the system flow schematic diagram of electric power mutual-inductor method for comprehensive detection;
Embodiment
A kind of 35kV and following electric power mutual-inductor method for comprehensive detection the present invention includes control panel, touch screen displays, auto-control software system, by primary connection, can realize automatically measuring the required parameter of electric power mutual-inductor;
Its step is at first to collect the facility information of mutual inductor to be detected, so that the selection mode of connection and the automatic examining report of generation arrange corresponding detected parameters simultaneously; Secondly mutual inductor is carried out primary connection, control its mode of communicating by software systems and realize the different modes of connection, carry out the measurement of following insulation resistance, excitation, infrared, ultraviolet, shelf depreciation; Then by control panel, touch screen displays and auto-control software system, the mutual inductor parameter is measured, this step comprises the required parameter of each equipment in testing process is set, can obtain infrared, ultraviolet image and the corresponding collection of illustrative plates of shelf depreciation, if there is abnormal conditions, corresponding information prompting testing staff decision-making treatment can occur, this step can realize by procedure auto-control pattern and manual mode dual mode.Generate at last automatic examining report, facilitate the testing staff to consult and judge whether it exists fault.
Realized on the mode of connection of the present invention that primary connection can carry out all measurements, avoids manually-operated repeatedly; Can be according to testing requirement flexible choice test required voltage, parameters; Can realize two kinds of detecting patterns, can preserve timely and effectively the image graph spectrum information, improve the accuracy and the dirigibility that detect; Appearance that can the early warning dangerous situation shows and the interface of hommization more is convenient to tester's decision-making, and automatically generates examining report.
Below by attached Fig. 1 and 2, the embodiment of the present invention is described further.
Control panel of the present invention comprises switch key, power supply, unlatching, suspends, stops, emergency stop push button, red alarm pilot lamp and green run indicator, also comprise and measure infrared, ultraviolet, shelf depreciation and get function button according to storage, and be provided with the manual voltage regulation knob.
Touch screen displays is except file option, infrared view, ultraviolet view, shelf depreciation view, and its right side has comprised the insulation resistance displayed value, has also comprised beginning, time-out, hold function touch screen button.Its File option has to read has deposited file, also can new files etc. function.Function button by the function button on control panel and touch screen displays all can be controlled the operation of system program, thus flexible equipment is observed and is measured.
One, automatic mode
The below is described in detail the concrete steps that detect:
At first record the model number of equipment to be detected, the device-dependent messages such as first and second winding no-load voltage ratio, and equipment to be detected is placed on the detection platform of method for comprehensive detection, with hi-line termination and a winding terminal, ground wire is connect and the Secondary Winding end by given joint, each terminals are by same terminal box, by its mode of communicating of software control, and then realize the different modes of connection, then software changes the mode of connection automatically, carries out the measurement of following insulation resistance, excitation, infrared, ultraviolet, shelf depreciation.
After wiring finishes, check errorless, can the turn key, pressing power knob switches on power, the respective option that parameter arranges appears on touch screen displays, the facility information that input is necessary, and select this checkout equipment type, voltage, the mode of connection, get according to interval, voltage stabilizing duration; Select the data type that will measure by infrared, the ultraviolet on control panel, shelf depreciation button, can single choice also can multiselect.Then corresponding infrared equipment parameter is set on display interfaces, the ultraviolet equipment parameter, the shelf depreciation parameter is to obtain image and the collection of illustrative plates of better quality.
After confirmation is errorless, press " unlatching " button, program is moved automatically, select the corresponding mode of connection, the insulation resistance of measuring equipment at first, and the value that will record is presented at the upper right side of display, next change the excitation information of mode of connection measuring equipment, and automatically preserve.After this programmed control transformer begins to boost, and voltage raises gradually by 0, until reach the magnitude of voltage of setting.In the process of boosting, detection person can be real-time the status information of observation equipment to be detected, system can get according to storage according to getting according to the interval of setting the detected image collection of illustrative plates of equipment automatically, if necessary, detection person can carry out data preservation timely by " getting according to storage " button of control panel.After reaching predeterminated voltage, enter the voltage stabilizing stage, system still can get in the manner described above according to preserving, and after the voltage stabilizing time, voltage can be down to 0, and system can generate a corresponding examining report automatically.
If occur abnormal conditions when measuring equipment insulation resistance or excitation information, the flicker of system alarm pilot lamp, and information appears on display, detection person takes appropriate measures according to information.
Boosting or the voltage stabilizing stage, if there is following situation: 1. infrared temperature is obviously abnormal; 2. ultraviolet shows abnormal; 3. shelf depreciation is abnormal, the flicker of system alarm pilot lamp, and information appears on display, and automatic boosting suspends, and every data value maintains currency.This moment, detection person should select next step operation according to actual conditions and experience, selected to continue can carry out subsequent detection, selected to stop voltage and can be down to 0, and automatically generate a corresponding examining report.
It is to be noted; at boost phase; if the testing staff notes abnormalities or interested in the data under a certain electric pressure; can press " time-out " button of control panel or touch screen displays; this moment equipment magnitude of voltage to maintain currency constant, other parameters can not change, the testing staff can carry out observation analysis to current device information; then press boosting that START button can continue, can not exert an influence to later detection.
Automatically the examining report that generates has comprised facility information, and the every detected parameters that arranges, the image of infrared, ultraviolet, shelf depreciation is placed on respectively under different files, the time of taking pictures is arranged on picture, picture is convenient to detection person's inquiry and arrangement with " infrared-001 ", " ultraviolet-001 ", the name respectively of " shelf depreciation-001 " order.
Two, manual mode
The program of above introduction is the pattern of operation automatically, and the present invention also can detect needs according to reality and carry out manual measurement.Power-on, according to the method described above after input equipment information and parameters, press " manual mode " button, select infrared, ultraviolet, shelf depreciation function button, can press " unlatching " button and measure this moment, manual adjustments pressure regulation button records corresponding data message by " getting according to storage " button according to actual needs.Complete to detect obtaining falling voltage after corresponding data and be down to 0, can press " stopping " button, system will generate an examining report with the facility information of surveying.
Manual mode can and detect needs freedom and flexibility ground selection voltage and the interval of boosting according to actual conditions, and preserves more timely and effectively the image graph spectrum information, has improved the accuracy and the dirigibility that detect.
Under above two kinds of patterns, if there is dangerous emergency condition, can press " emergent stopping " button, guarantee device and personnel's safety.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; no matter but do any variation on its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection scope of the present invention.
Although this paper has more used the terms such as electric power mutual-inductor method for comprehensive detection, automatic software measurement, do not get rid of the possibility of using other terms.Using these terms is only in order to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (1)
1. a 35kV and following electric power mutual-inductor method for comprehensive detection is characterized in that: comprise and control panel, touch screen displays, auto-control software system by primary connection, can realize automatically measuring the required parameter of electric power mutual-inductor;
Its step is at first to collect the facility information of mutual inductor to be detected, so that the selection mode of connection and the automatic examining report of generation arrange corresponding detected parameters simultaneously; Secondly mutual inductor is carried out primary connection, control its mode of communicating by software systems and realize the different modes of connection, carry out the measurement of following insulation resistance, excitation, infrared, ultraviolet, shelf depreciation; Then by control panel, touch screen displays and auto-control software system, the mutual inductor parameter is measured, this step comprises the required parameter of each equipment in testing process is set, can obtain infrared, ultraviolet image and the corresponding collection of illustrative plates of shelf depreciation, if there is abnormal conditions, corresponding information prompting testing staff decision-making treatment can occur, this step can realize by procedure auto-control pattern and manual mode dual mode; Generate at last automatic examining report, facilitate the testing staff to consult and judge whether it exists fault.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100374289A CN103135088A (en) | 2013-01-31 | 2013-01-31 | Comprehensive detection method of electric transformer at and below 35 kilovolts |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100374289A CN103135088A (en) | 2013-01-31 | 2013-01-31 | Comprehensive detection method of electric transformer at and below 35 kilovolts |
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| CN103135088A true CN103135088A (en) | 2013-06-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699730A (en) * | 2015-11-16 | 2016-06-22 | 王爱玲 | Electronic voltage transformer |
| CN105974288A (en) * | 2016-07-12 | 2016-09-28 | 国网天津市电力公司 | 35kV mutual inductor partial discharge test method capable of shielding interference |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353921A (en) * | 2011-07-14 | 2012-02-15 | 浙江省电力公司 | Automated calibrating device for mutual inductors |
| CN102628930A (en) * | 2012-04-12 | 2012-08-08 | 山西省机电设计研究院 | Automatic detection line for mutual inductor |
-
2013
- 2013-01-31 CN CN2013100374289A patent/CN103135088A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353921A (en) * | 2011-07-14 | 2012-02-15 | 浙江省电力公司 | Automated calibrating device for mutual inductors |
| CN102628930A (en) * | 2012-04-12 | 2012-08-08 | 山西省机电设计研究院 | Automatic detection line for mutual inductor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699730A (en) * | 2015-11-16 | 2016-06-22 | 王爱玲 | Electronic voltage transformer |
| CN105974288A (en) * | 2016-07-12 | 2016-09-28 | 国网天津市电力公司 | 35kV mutual inductor partial discharge test method capable of shielding interference |
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Application publication date: 20130605 |