CN209639764U - A kind of Power Transformer Faults intelligent detection device - Google Patents
A kind of Power Transformer Faults intelligent detection device Download PDFInfo
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- CN209639764U CN209639764U CN201920588197.3U CN201920588197U CN209639764U CN 209639764 U CN209639764 U CN 209639764U CN 201920588197 U CN201920588197 U CN 201920588197U CN 209639764 U CN209639764 U CN 209639764U
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Abstract
The utility model relates to transformer fault detection technique fields, especially a kind of Power Transformer Faults intelligent detection device, by signal picker, data processor, signal identifier and failure voice signal database and failure gas signal data lab setting, it improves and accuracy rate is prejudged to transformer fault component, so that transformer fault anticipation detection realizes that integrated data determines, ensure that transformer fault determines to be preferentially positioned on trouble unit in advance, service personnel is promoted directly to detect and repair to being likely to occur trouble unit, it improves transformer and detects overhaul efficiency, reduce work difficulty.
Description
Technical field
The utility model relates to transformer fault detection technique field, especially a kind of Power Transformer Faults intelligent measurement
Device.
Background technique
In the Repair of Transformer work of electric system, maintenance personal be frequently necessary to the failure cause of power transformer into
Row detection, and in process fault detection, usually the variation of the electric current of transformer, voltage, temperature is detected or passed through
It crosses outside transformer and is checked, such as: listening attentively to sound has unchanged, and whether there is or not reduction, explosion stack, casings etc. crack-free for oil level
Fuel injection event checks whether pressure relief valve acts, and then checks the failure of power system transformer one by one.But such as
The fruit investigation according to such step step by step every time, it will spend very big manpower and material resources, and check complex steps, cause
Make that failure can not be found in time, causes to restore power system cycle extension, or even there is potential safety issues.
For this purpose, there is researcher to be studied for transformer detection method and system, device etc. in the prior art, example
As the system and method for the quick detection transformer fault of Patent No. 201611030675.6 are disclosed by measuring transformer
Air pressure, temperature etc. realize the purpose of transformer fault detection, and quickly detect transformer fault by system.Such as patent again
Application No. is 201710290063.9 transformer fault detection devices to disclose acquisition transformer sound variation situation, by sound
Frequency identifies, determines transformer fault, improves transformer detection efficiency, improves its detection accuracy.But in the prior art, all
Be it is single to transformer generate failure when gaseous environment or to transformer generate failure when transformer sound be acquired
With identification, achieve the purpose that detect transformer fault, and the detection is more single, unilateral, causes transformer fault detection inaccurate
Really, cause Repair of Transformer difficulty still higher.
Based on this, the case where this researcher combines daily transformer fault to determine, in conjunction with research conditions in the prior art,
Research and development are carried out for transformer fault detection device, are provided newly to improve the data accuracy of transformer fault detection
Equipment.
Utility model content
In order to solve the above technical problems existing in the prior art, the utility model provides a kind of Power Transformer Faults
Intelligent detection device.
It is achieved particular by following technical scheme:
The purpose of this utility model is to provide Power Transformer Faults intelligent detection device, including signal picker, numbers
According to processor, signal identifier, failure audio database, failure gas database, recognition result display, gas-guide tube；Wherein,
It is connected between signal picker and data processor for electric signal；Connect between signal identifier and data processor for electric signal
It connects；Signal identifier is connect respectively between failure audio database, failure gas database for electric signal；Signal identifier with
It is connected between recognition result display for electric signal；It include sound collector, temperature sampler, gas in the signal picker
Pressure meter, gas held chamber；Sound collector is connect by electric signal with data processor；Temperature sampler passes through electric signal and number
It is connected according to processor；Barometer is connect by electric signal with data processor；Temperature sampler is by protruding into gas held chamber
Temperature sensor is connected to the intracavitary portion of gas held；Gas held top of chamber is provided with vacuum orifice；On gas held chamber side wall
It is provided with gas access, and is provided with valve on gas access, is set at the gas access between valve and gas held chamber
It is equipped with barometer, valve nose is provided with connector；The tracheae of cavity above gas-guide tube one end insertion transformer, separately
Outer one end is outside transformer；Air guide interface tube is provided on the air guide pipe end being located at outside transformer；Air guide interface tube
Setting can be mutually matched with connector；The sound collector penetrates inside transformer by audio sensor.
The signal picker is to become the gas pressure of inside transformer, gas temperature and transformer station high-voltage side bus sound
The audio delta data of change is acquired, and passes to data processor by electric signal.
The data processor is the data obtained from signal picker to be carried out classification processing, and processing result is passed
Pass signal identifier.
The signal identifier be by the data of result handled by data processor respectively with failure audio database and/
Or failure gas database compares identification；And recognition result is fed back into recognition result display, it is checked for service personnel.
When the failure audio database and/or failure gas database is that previous transformer generates failure, transformation
The set of the various data of device internal air temperature, gas pressure and operation wave audio variation.
It is preferred that being provided with sealant a on the outside of the air guide interface tube；Sealant b is provided on the inside of the connector；
And it is the setting that cooperates between sealant a and sealant b, can merges integral.
The unaccomplished matter of the utility model is set referring to common sense well known to those skilled in the art, routine operation technological means
Set or the prior art disclosed in technological means be used, such as: for data processor processes process referring to specially
The data processing in audio-frequency processing method or Patent No. 201611030675.6 in sharp application number 201710290063.9
Method is handled.Again for example: for signal identifier identified signal as a result, short message, WIFI, 2G/ can be passed through
The mode of the communications such as 3G/4G/5G or network signal is sent on the displays such as mobile phone, computer, that is, is exactly that recognition result is shown
Device promotes service personnel to preferably select trouble shooting probability higher so that service personnel checks the probability failure that identification decision has
Equipment, improve to the efficiency of Repair of Transformer, reduce transformer fault detection difficulty, sentencing before improving transformer fault maintenance
Disconnected efficiency.
The device of the utility model, which passes through, integrates gas data acquisition, audio data collecting, so as to transformation
In device troubleshooting and detection process, it can determine by multiple factors, improve the pre- accuracy of judgement to transformer fault component
Property, it avoids service personnel from being overhauled to transformer part or checked one by one one by one, reduces service personnel and detect workload,
Detection overhaul efficiency is improved, transformer detection maintenance difficulty is reduced, reduces the detection cost of overhaul.
Moreover, the mode that the utility model also passes through electric signal connection is arranged, and enables identification decision result intelligence
Service personnel can be sent to check, high degree promotes service personnel quickly to make arrangements to transformer detection maintenance, improves
Detect overhaul efficiency；It avoids and carries out the increase of difficulty caused by detection inspection and repair shop after traditional failure occurs, or even bring peace
The defect of full blast danger generates.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is collector and gas-guide tube attachment structure schematic diagram.
1- signal picker 2- data processor 3- signal identifier 4- failure audio database 5- failure gas number
According to library 6- recognition result display 7- air guide interface tube 8- gas-guide tube 9- sealant a 10- sealant b 1.1- vacuum orifice
1.2- sound collector 1.3- temperature sampler 1.4- temperature sensor 1.5- gas held chamber 1.6- connector 1.7- valve
Door 1.8- barometer.
Specific embodiment
It is limited below with reference to specific embodiment the technical solution of the utility model is further, but requires to protect
The range of shield is not only limited to made description.
As shown in Figure 1 and Figure 2, in certain embodiments, Power Transformer Faults intelligent detection device, including signal acquisition
Device 1, data processor 2, signal identifier 3, failure audio database 4, failure gas database 5, recognition result display 6,
Gas-guide tube 8；Wherein, it is connected between signal picker 1 and data processor 2 for electric signal；Signal identifier 3 and data processor
It is connected between 2 for electric signal；Signal identifier 3 is telecommunications between failure audio database 4, failure gas database 5 respectively
Number connection；It is connected between signal identifier 3 and recognition result display 6 for electric signal；It include sound in the signal picker 1
Sound collector 1.2, temperature sampler 1.3, barometer 1.8, gas held chamber 1.5；Sound collector 1.2 passes through electric signal and number
It is connected according to processor 2；Temperature sampler 1.3 is connect by electric signal with data processor 2；Barometer 1.8 by electric signal with
Data processor 2 connects；Temperature sampler 1.3 passes through the temperature sensor 1.4 and gas held chamber for protruding into gas held chamber 1.5
1.5 inside connections；Vacuum orifice 1.1 is provided at the top of gas held chamber 1.5；Gas is provided on 1.5 side wall of gas held chamber
Entrance, and valve 1.7 is provided on gas access, it is provided at the gas access between valve 1.7 and gas held chamber
Barometer 1.8 is provided with connector 1.6 in 1.7 front end of valve；Cavity above 8 one end of gas-guide tube insertion transformer
Tracheae, other end is outside transformer；Air guide interface tube 7 is provided on 8 end of gas-guide tube being located at outside transformer；It leads
Air pipe interface 7 and connector 1.6 can be mutually matched setting；The sound collector 1.2 penetrates change by audio sensor
Inside depressor.
The signal picker 1 is by the gas pressure of inside transformer, gas temperature and transformer station high-voltage side bus sound
The audio delta data of variation is acquired, and passes to data processor 2 by electric signal.
The data processor 2 is that the data obtained from signal picker are carried out classification processing, and by processing result
Pass to signal identifier 3.
The signal identifier 3 be by the data of result handled by data processor 2 respectively with failure audio database 4
And/or failure gas database 5 compares identification；And recognition result is fed back into recognition result display 6, for service personnel
It checks.
When the failure audio database 4 and/or failure gas database 5 is that previous transformer generates failure, become
The set of the various data of depressor internal air temperature, gas pressure and operation wave audio variation.
The utility model is after carrying out vacuumize process to gas held chamber, so that gas in the process of running
Vacuum state is showed in accommodating chamber, and is inserted into the cavity on transformer oil top by gas-guide tube, and transformer will be deposited in
Gas in oily upper cavity is taken into gas held chamber, and enters the process of gas held chamber in gas, measurement gas into
The initial velocity and end speed (gas flow rate when gas held chamber accommodates relatively completely) entered, and then obtains gas atmosphere, and by gas
Pressure data are transferred to data processor by electric signal；In combination with the temperature sensor measurement gas that gas held chamber is arranged in
Temperature, and gas temperature is sensed to temperature sampler, then gas temperature data are transferred to data processor by electric signal；
The operation of the transformer audio situation of change is passed to sound collection by the audio sensor by insertion inside transformer simultaneously
Device, and data processor is passed to by electric signal；Data processor is again to the above-mentioned gas atmosphere data being collected into, gas temperature
Degree evidence, wave audio data are pre-processed (to be converted, so that it meets failure sound according to data processing in the prior art
5 storage mode data of database 4 and/or failure gas database), then it is carried out in signal identifier to not identifying, and
Recognition result is passed into recognition result display, and then is reached and is detected in advance and determine which transformer fault component is present in advance
The probability in a little places is larger, and then provides the data supporting of preferred maintenance associated components for service personnel, improves Repair of Transformer
Efficiency.
In certain embodiments, sealant a9 is provided on the outside of the air guide interface tube 7；In the connector 1.6
Side is provided with sealant b10；And it is the setting that cooperates between sealant a9 and sealant b10, can merges integral.Through
It crosses sealant a, sealant b and cooperates and be arranged, avoid gas collecting process leakage, improve air pressure acquisition, temperature acquisition
Accuracy；And it is integral that process enables sealant a, sealant b to merge so that air guide interface tube and connector it
Between gap can be filled up completely in two parts sealant fusion process, and then reduce gap rate, improve air-tightness, enhancing
The accuracy of gas data acquisition enhances identification anticipation knot so that improving to transformer fault component anticipation result accuracy
The confidence level of fruit provides more convenient, more believable reference number for transformer detection service personnel's detection maintenance transformer
According to, reduce transformer detection maintenance difficulty.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its inventive concept is subject to equivalent substitution or change, should all cover the protection scope of the utility model it
It is interior.
Claims (6)
1. a kind of Power Transformer Faults intelligent detection device, which is characterized in that including signal picker (1), data processor
(2), signal identifier (3), failure audio database (4), failure gas database (5), recognition result display (6), air guide
It manages (8)；Wherein, it is connect between signal picker (1) and data processor (2) for electric signal；At signal identifier (3) and data
It manages and is connected between device (2) for electric signal；Signal identifier (3) respectively with failure audio database (4), failure gas database
(5) it is connected between for electric signal；It is connect between signal identifier (3) and recognition result display (6) for electric signal；The letter
It include sound collector (1.2), temperature sampler (1.3), barometer (1.8), gas held chamber (1.5) in number collector (1)；
Sound collector (1.2) is connect by electric signal with data processor (2)；Temperature sampler (1.3) passes through electric signal and data
Processor (2) connection；Barometer (1.8) is connect by electric signal with data processor (2)；Temperature sampler (1.3) is through hyperextension
Enter and is connected to inside the temperature sensor (1.4) and gas held chamber (1.5) of gas held chamber (1.5)；Gas held chamber (1.5) top
Portion is provided with vacuum orifice (1.1)；It is provided with gas access on gas held chamber (1.5) side wall, and is arranged on gas access
There are valve (1.7), is provided with barometer (1.8), In at the gas access between valve (1.7) and gas held chamber (1.5)
Valve (1.7) front end is provided with connector (1.6)；The tracheae of cavity above gas-guide tube (8) one end insertion transformer, separately
Outer one end is outside transformer；Air guide interface tube (7) are provided on gas-guide tube (8) end being located at outside transformer；Air guide
Interface tube (7) and connector (1.6) can be mutually matched setting；The sound collector (1.2) is worn by audio sensor
Enter inside transformer.
2. Power Transformer Faults intelligent detection device as described in claim 1, which is characterized in that the signal picker
It (1) is to carry out the audio delta data of the gas pressure of inside transformer, gas temperature and transformer station high-voltage side bus sound variation
Acquisition, and data processor (2) are passed to by electric signal.
3. Power Transformer Faults intelligent detection device as described in claim 1, which is characterized in that the data processor
It (2) is the data obtained from signal picker to be subjected to classification processing, and processing result is passed into signal identifier (3).
4. Power Transformer Faults intelligent detection device as described in claim 1, which is characterized in that the signal identifier
(3) be by the data of result handled by data processor (2) respectively with failure audio database (4) and/or failure gas data
Library (5) compares identification；And recognition result is fed back into recognition result display (6), it is checked for service personnel.
5. Power Transformer Faults intelligent detection device as described in claim 1, which is characterized in that the failure sound number
When generating failure according to library (4) and/or failure gas database (5) for previous transformer, inside transformer gas temperature, gas
The set of pressure and the various data of operation wave audio variation.
6. Power Transformer Faults intelligent detection device as described in claim 1, which is characterized in that the air guide interface tube
(7) outside is provided with sealant a (9)；Sealant b (10) are provided on the inside of the connector (1.6)；And sealant a (9)
It is the setting that cooperates between sealant b (10), can merges integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920588197.3U CN209639764U (en) | 2019-04-26 | 2019-04-26 | A kind of Power Transformer Faults intelligent detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920588197.3U CN209639764U (en) | 2019-04-26 | 2019-04-26 | A kind of Power Transformer Faults intelligent detection device |
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| Publication Number | Publication Date |
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| CN209639764U true CN209639764U (en) | 2019-11-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112083258A (en) * | 2020-09-22 | 2020-12-15 | 五邑大学 | Intelligent fault detection device for power transformer |
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2019
- 2019-04-26 CN CN201920588197.3U patent/CN209639764U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112083258A (en) * | 2020-09-22 | 2020-12-15 | 五邑大学 | Intelligent fault detection device for power transformer |
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