CN107219023A - A kind of transformer oil surface thermometer intelligent online check analysis system - Google Patents
A kind of transformer oil surface thermometer intelligent online check analysis system Download PDFInfo
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- CN107219023A CN107219023A CN201710575935.6A CN201710575935A CN107219023A CN 107219023 A CN107219023 A CN 107219023A CN 201710575935 A CN201710575935 A CN 201710575935A CN 107219023 A CN107219023 A CN 107219023A
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- module
- oil surface
- transformer oil
- transformer
- temperature sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/005—Calibration
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a kind of transformer oil surface thermometer intelligent online check analysis system, the transformer is provided with oil surface temperature meter, and the oil surface temperature meter includes dial plate and temperature sensor, and the temperature sensor is immersed in the transformer oil of the transformer；The intelligent online check analysis system includes data cloud platform and the intelligent checking terminal being arranged in some oil tank of transformer of electric power networks；The intelligent checking terminal includes calibration sensor, control module and communication module；The calibration sensor is immersed in transformer oil storage case；The canonical measure signal that the signal of measuring in real time and the calibration sensor that the temperature sensor is obtained are obtained is uploaded to the data cloud platform by the communication module.The invention provides a kind of on-line testing analysis system analyzed suitable for transformer oil surface thermometer intelligent checking, it may be implemented under conditions of not having a power failure and degree of accuracy verification carried out to transformer oil surface thermometer, to ensureing that power network safety operation is significant.
Description
Technical field
It is more particularly to a kind of to be applied to the intelligent school of transformer oil surface thermometer the present invention relates to a kind of on-line testing system
Test the on-line testing analysis system of analysis.
Background technology
Power transformer is a kind of important electrical equipment in power system, and the influence power system of its operation conditions is overall
Safety and reliability.Cause Transformer Insulation Aging because of winding overheating operation, transformer fault is in electricity caused by
Force system occupies significant proportion in breaking down, therefore the measurement of temperature of oil in transformer has extremely for prevention transformer fault
Important meaning.At present, the measurement of oil temperature of power transformer relies primarily on transformer thermometer and its supporting relevant apparatus comes
Realize.And it is long during the operation and use of phase, the precision of thermometer can cause check results with declining using duration
There is error even mistake, so as to lose the effective monitoring to transformer temperature, power system can be produced a series of potential
Threaten.Therefore, operation maintenance personnel needs periodically to carry out precision calibration to thermometer.
Existing transformer thermometer proof-reading needs operation maintenance personnel periodically to arrive scene, and the temperature to power transformer is passed
Sensor is individually calibrated.On the one hand, it is necessary to expend more manpower, the workload of maintenance work is added；On the other hand, calibrate
During need to have a power failure corresponding power transformer, that is, cause economic loss.
The content of the invention
It is an object of the invention to overcome the deficiency of prior art there is provided one kind to be applied to transformer oil surface thermometer intelligence
The on-line testing analysis system of energy check analysis, may be implemented under conditions of not having a power failure and transformer oil surface thermometer is carried out accurately
Degree verification, to ensureing that power network safety operation is significant.
The technical solution adopted for the present invention to solve the technical problems is：A kind of transformer oil surface thermometer intelligent online school
Analysis system is tested, the transformer is provided with oil surface temperature meter, and the oil surface temperature meter includes dial plate and temperature sensor, the temperature
Sensor is immersed in the transformer oil of the transformer；The on-line testing system includes data cloud platform and some and power network
The intelligent checking terminal that transformer in network matches；
The intelligent checking terminal includes calibration sensor, control module and communication module；The calibration sensor submergence
In in transformer oil storage case, the checking precision of the calibration sensor is higher than the temperature sensor with the standard to temperature sensor
Exactness is calibrated；The canonical measure that the signal of measuring in real time and the calibration sensor that the temperature sensor is obtained are obtained
Signal is uploaded to the data cloud platform by the communication module；
The control module controls the school according to the internal preset time cycle or by the control signal that communication module is received
Quasi- sensor and temperature sensor start or stopped to obtain measurement data.
As a preferred embodiment, the communication module exchanges data by radio data network with the data cloud platform.
As a preferred embodiment, the dial plate of the oil surface temperature meter is arranged at the outside of transformer oil storage case；And the dial plate is
Digital dial plate or mechanical dial plate.The temperature sensor verification obtains resistance, the analog signal of curtage form,
And transmitted by data collecting card to the control module.
As a preferred embodiment, also including human-computer interaction terminal, the human-computer interaction terminal includes parameter setting module and structure
Analysis module；The test parameter that the parameter setting module is set according to user produces control signal, and the control signal is led to
Cross data cloud platform to transmit to corresponding intelligent checking terminal, and change the checking parameter of intelligent checking terminal；The result point
The related data that analysis module is used to obtain from data cloud platform carries out analysis fitting, and draws the temperature of corresponding intelligent checking terminal
Spend the measurement error of sensor.
As a preferred embodiment, also including electric network state evaluation platform, the human-computer interaction terminal also includes alarm module；Should
Alarm module is connected with the electric network state evaluation platform signal, and draws specific intelligent checking in the interpretation of result module
The temperature sensor error checking of terminal is obstructed out-of-date, and alarm signal is transmitted to the electric network state evaluation platform.
As a preferred embodiment, the human-computer interaction terminal also includes self-starting module, the self-starting module, which prestores, verifies ginseng
Number, and intelligent checking terminal is periodically sent a control signal to by the data cloud network.
As a preferred embodiment, human-computer interaction terminal also includes database module, the database module stores the intelligent school
Test the allowance error scope of the temperature sensor of terminal；The interpretation of result module measurement error obtained by comparing and institute
Allowance error scope is stated, the error check result of corresponding temperature sensor is obtained.The database module can be additionally used in storage
History measurement record and criteria check record, so that operation maintenance personnel is inquired about.
As a preferred embodiment, the human-computer interaction terminal also includes report print module, report print module printing is defeated
Go out measurement error or qualification determination result that the interpretation of result module is drawn.
As a preferred embodiment, the control module is singlechip controller.
The beneficial effects of the invention are as follows：
1st, the on-line calibration of transformer thermometer is realized.Intelligent checking terminal starts real when receiving control signal
When receive the signal of temperature sensor and calibration sensor, and signal of measuring in real time and calibration measurement signal are passed through into communication network
It is uploaded to data cloud network.Operation maintenance personnel carries out power failure verification without the transformer to transformer station, you can obtain measurement data, and
The measurement error of corresponding oil surface temperature meter is obtained according to signal of measuring in real time and calibration measurement signal of change.It may be implemented in and not stop
Degree of accuracy verification is carried out to transformer oil surface thermometer under conditions of electricity, to ensureing that power network safety operation has important meaning
Justice.
2nd, in addition to State-Oriented Maintenance in Power Grid evaluation platform.Operation maintenance personnel can login the repair based on condition of component evaluation platform, can obtain
Know there is the temperature sensor of precision misalignment in electric power networks, and to temperature sensor of problems progress maintenance in time and more
Change.Improve the coordination of maintenance efficiency of operation maintenance personnel.
3rd, the human-computer interaction terminal has database module.The database module is stored with the oil surface temperature of different model
The allowance error scope of meter, interpretation of result module can be different according to the temperature transmitter model verified, the different error of correspondence
Scope, carries out the qualification determination of oil surface temperature meter.On-line testing system is set to make check results more quick effective.
The present invention is described in further detail below in conjunction with drawings and Examples；But a kind of transformer oil surface of the present invention
Thermometer intelligent online check analysis system is not limited to embodiment.
Brief description of the drawings
Fig. 1 is the connection block diagram of the intelligent checking terminal of the present invention；
Fig. 2 is the integrated connection block diagram of the on-line testing system of the present invention.
Embodiment
Embodiment：
Referring to shown in Fig. 1 to Fig. 2, a kind of transformer oil surface thermometer intelligent online check analysis system of the invention, institute
Transformer is stated provided with oil surface temperature meter, the oil surface temperature meter includes dial plate and temperature sensor 11, and the temperature sensor 11 soaks
Not in the transformer oil 5 of the transformer；The on-line testing system is included in data cloud platform 2 and some and electric power networks
The intelligent checking terminal 1 that transformer matches；The intelligent checking terminal 1 includes calibration sensor 12, control module 13 and led to
Believe module 14；The calibration sensor 12 is immersed in transformer oil storage case 5, and the checking precision of the calibration sensor 12 is higher than
The temperature sensor 11 is calibrated with the degree of accuracy to temperature sensor 11；The real-time survey that the temperature sensor 11 is obtained
The canonical measure signal that amount signal and the calibration sensor 12 are obtained is uploaded to the data by the communication module 14
Cloud platform 2；The control module 13 controls institute according to the internal preset time cycle or by the control signal that communication module 14 is received
State calibration sensor 12 and temperature sensor 11 starts or stopped to obtain measurement data.
The communication module 14 exchanges data by radio data network with the data cloud platform 2.The control module
13 be singlechip controller.The dial plate of the oil surface temperature meter is arranged at the outside of transformer oil storage case 5；And the dial plate is numeral
Formula dial plate or mechanical dial plate.
Also include human-computer interaction terminal 3, the human-computer interaction terminal 3 includes parameter setting module 32 and Structural Analysis Module；
The test parameter that the parameter setting module 32 is set according to user produces control signal, and the control signal is passed through into data cloud
Platform 2 is transmitted to corresponding intelligent checking terminal 1, and changes the checking parameter of intelligent checking terminal 1；The interpretation of result module
33 related datas for being used to obtain from data cloud platform 2 carry out analysis fitting, and draw the temperature of corresponding intelligent checking terminal 1
The measurement error of sensor 11.
The human-computer interaction terminal 3 also includes self-starting module 36, and the self-starting module 36 prestores checking parameter, and periodically
Intelligent checking terminal 1 is sent a control signal to by the data cloud network.
Human-computer interaction terminal 3 also includes database module 35, and the database module 35 stores the intelligent checking terminal 1
The allowance error scope of temperature sensor 11；The interpretation of result module 33 measurement error obtained by comparing and it is described permitted
With error range, the error check result of corresponding temperature sensor 11 is obtained.
The human-computer interaction terminal 3 also includes report print module 34, and the report print module 34 prints out the knot
Measurement error or qualification determination result that fruit analysis module 33 is drawn.
Also include electric network state evaluation platform, the human-computer interaction terminal 3 also includes alarm module 31；The alarm module 31
It is connected with the electric network state evaluation platform signal, and specific intelligent checking terminal 1 is drawn in the interpretation of result module 33
The error checking of temperature sensor 11 it is obstructed out-of-date, alarm signal is transmitted to the electric network state evaluation platform.
Above-described embodiment is only used for further illustrating a kind of transformer oil surface thermometer intelligent online verification point of the present invention
Analysis system, but the invention is not limited in embodiment, what every technical spirit according to the present invention was made to above example appoints
What simple modification, equivalent variations and modification, each falls within the protection domain of technical solution of the present invention.
Claims (9)
1. a kind of transformer oil surface thermometer intelligent online check analysis system, the transformer is provided with oil surface temperature meter, the oil
Surface thermometer includes dial plate and temperature sensor, and the temperature sensor is immersed in the transformer oil of the transformer；It is special
Levy and be：The on-line testing system includes the intelligent checking that data cloud platform and some transformers with electric power networks match
Terminal；
The intelligent checking terminal includes calibration sensor, control module and communication module；The calibration sensor is immersed in change
In depressor fuel reserve tank, the checking precision of the calibration sensor is higher than the temperature sensor with the degree of accuracy to temperature sensor
Calibrated；The canonical measure signal that the signal of measuring in real time and the calibration sensor that the temperature sensor is obtained are obtained
The data cloud platform is uploaded to by the communication module；
The control signal control calibration that the control module is received according to the internal preset time cycle or by communication module is passed
Sensor and temperature sensor start or stopped to obtain measurement data.
2. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 1, it is characterised in that：
The communication module exchanges data by radio data network with the data cloud platform.
3. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 1, it is characterised in that：
The dial plate of the oil surface temperature meter is arranged at the outside of transformer oil storage case；And the dial plate is digital dial plate or mechanical table
Disk.
4. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 1, it is characterised in that：
Also include human-computer interaction terminal, the human-computer interaction terminal includes parameter setting module and Structural Analysis Module；The parameter setting
The test parameter that module is set according to user produces control signal, and the control signal is transmitted to corresponding by data cloud platform
Intelligent checking terminal, and change the checking parameter of intelligent checking terminal；The interpretation of result module is used to put down from data cloud
The related data that platform is obtained carries out analysis fitting, and draws the measurement error of the temperature sensor of corresponding intelligent checking terminal.
5. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 4, it is characterised in that：
Also include electric network state evaluation platform, the human-computer interaction terminal also includes alarm module；The alarm module and the power network shape
State evaluation platform signal is connected, and draws the temperature sensor error of specific intelligent checking terminal in the interpretation of result module
It is obstructed out-of-date to verify, and alarm signal is transmitted to the electric network state evaluation platform.
6. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 4, it is characterised in that：
The human-computer interaction terminal also includes self-starting module, and the self-starting module prestores checking parameter, and periodically passes through the data
Cloud network sends a control signal to intelligent checking terminal.
7. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 4, it is characterised in that：
The human-computer interaction terminal also includes database module, and the database module stores the temperature sensor of the intelligent checking terminal
Allowance error scope；The interpretation of result module measurement error obtained by comparing and the allowance error scope, are obtained
Obtain the error check result of corresponding temperature sensor.
8. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 4, it is characterised in that：
The human-computer interaction terminal also includes report print module, and the report print module is printed out obtained by the interpretation of result module
The measurement error or qualification determination result gone out.
9. a kind of transformer oil surface thermometer intelligent online check analysis system according to claim 1, it is characterised in that：
The control module is singlechip controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710575935.6A CN107219023A (en) | 2017-07-14 | 2017-07-14 | A kind of transformer oil surface thermometer intelligent online check analysis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710575935.6A CN107219023A (en) | 2017-07-14 | 2017-07-14 | A kind of transformer oil surface thermometer intelligent online check analysis system |
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| CN107219023A true CN107219023A (en) | 2017-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710575935.6A Pending CN107219023A (en) | 2017-07-14 | 2017-07-14 | A kind of transformer oil surface thermometer intelligent online check analysis system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157681A (en) * | 2019-12-31 | 2020-05-15 | 陕西中良智能科技有限公司 | Automatic liquid ph value adjusting system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111157681A (en) * | 2019-12-31 | 2020-05-15 | 陕西中良智能科技有限公司 | Automatic liquid ph value adjusting system and method |
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Application publication date: 20170929 |
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