CN106526423A - Method and system for informatization management for transmission line tower grounding resistance data - Google Patents
Method and system for informatization management for transmission line tower grounding resistance data Download PDFInfo
- Publication number
- CN106526423A CN106526423A CN201611007754.5A CN201611007754A CN106526423A CN 106526423 A CN106526423 A CN 106526423A CN 201611007754 A CN201611007754 A CN 201611007754A CN 106526423 A CN106526423 A CN 106526423A
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- Prior art keywords
- data
- measurement
- pole tower
- tower ground
- module
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention provides a method for informatization management for transmission line tower grounding resistance data. The method comprises the steps of measuring transmission line tower grounding resistance data; uploading the transmission line tower grounding resistance data to a database of a pre-established user platform; and receiving a query request sent by a user in allusion to the transmission line tower grounding resistance data, and sending the transmission line tower grounding resistance data acquired from the database of the user platform to the user. According to the invention, the transmission line tower grounding resistance data is uploaded to the database of the user platform through a tower measuring device, the user platform receives the query request from the user in allusion to the transmission line tower grounding resistance data and sends the transmission line tower grounding resistance data acquired from the database of the user platform to the user, so that a technology service platform for state evaluation, accident analysis and fault early-warning for a line tower grounding device is established.
Description
Technical field
The present invention relates to power transmission line measurement data information field, is used for electric power line pole tower more particularly, to a kind of
The method and system of earth resistance data messageization management.
Background technology
Electric power line pole tower ground connection is most important to the safe and stable operation of power system, and good general does not cause thunder to tower grounding
Electrification, causes line tripping.Grounding resistance measurement is to judge whether grounding device reaches the necessary means of regulatory requirements.Accurately
Measurement of Grounding Resistance can verify that whether rationally design of ground system, finds change or the defect of earthed system in time, it is to avoid by
In being grounded unqualified and the economic loss that is likely to result in or accident.In order to ensure earth resistance meets the requirement of design,《It is built on stilts to send
Electric line operating standard》Regulation wants the earth resistance of periodic measurement grounding device.
The measurement of powerline pole tower ground resistance is the measurement work of a routine of power network line O＆M department.So
And, in actual maintenance work, on the one hand it is that earthmeter spends the substantial amounts of financial resources of circuit operation maintenance personnel, material resources, manpower, and
On the other hand but it is that the data for obtaining are not effectively utilized, or utilization rate is relatively low.Each province and city Utilities Electric Co. still needs to every year
The special scientific research project of application carries out the lightning protection retrofit work of circuit, causes the waste of resource.
Prior art does not find to set up market demand platform based on the resistance data of measurement, carries out the application of data analysiss
And big data analysis is carried out, and it is applied to the safety management of transmission line of electricity.
The content of the invention
The invention provides a kind of method for the management of powerline pole tower ground resistance data messageization, to realize base
In the intelligent measure of powerline pole tower ground resistance, and the information system management to powerline pole tower ground resistance data.
In order to solve the above problems, the invention provides a kind of be used for powerline pole tower ground resistance data message pipe
The method of reason, it is characterised in that methods described includes：
Measurement powerline pole tower ground resistance data；
The powerline pole tower ground resistance data are uploaded to into the data base of the user platform for pre-building；The use
Family platform is the user platform based on browser and server structure；
The inquiry request for powerline pole tower ground resistance data that receive user sends, and will be from the user
The powerline pole tower ground resistance data is activation that the data base of platform obtains is to user.
Preferably, it is characterised in that it is described measurement powerline pole tower ground resistance data, including：
Measurement electric power line pole tower ground connection environment field data group, including：Time of measuring, GPS geographical position, environment temperature
Degree, ambient humidity, voltage data and current data；
The voltage data obtained according to measurement and current data calculate resistance data.
Preferably, it is characterised in that measure voltage data and current data, the measurement apparatus bag by measurement apparatus
Include alien frequencies power-switching circuit, the electric current that output frequency is 47Hz and 53Hz and amplitude is 0.5 to 1A.
Preferably, it is characterised in that the measurement apparatus include：When arm processor, GPS Geographic mappings and measurement
Between module, ambient temperature and ambient humidity measurement module, display module, lithium battery power supply and charge control module, constant current supply
Output module, earth resistance loop current voltage measurement module and GPRS data transport module.
Preferably, it is characterised in that when the output frequency of the electric current is 47Hz, measure the measured tower grounding electricity
Resistance measuring loop voltage is U1, and electric current is I1, and calculating resistance is R1；When the output frequency of the electric current is 53Hz, measurement is described
Measured pole tower ground resistance measuring loop voltage is U2, and electric current is I2, and calculating resistance is R2；
The meansigma methodss of the resistance R1 and resistance R2, are the pole tower ground resistance data.
Preferably, it is characterised in that the measurement apparatus are arranged in measurement connection circuit, in the measurement connection circuit
Filter circuit is set so that in measurement, power frequency error is less than 0.3Hz.
Preferably, it is characterised in that the field data group is uploaded to by the data base by communication.
Preferably, it is characterised in that also include：Technical report based on field data group data is provided.
Based on another embodiment of the invention, the present invention provides a kind of for powerline pole tower ground resistance data letter
The system of breathization management, it is characterised in that the system includes：
Measurement module, for measuring powerline pole tower ground resistance data；
Upper transmission module, for the powerline pole tower ground resistance data are uploaded to the user platform for pre-building
Data base；The user platform is the user platform based on browser and server structure；
Access modules, for the inquiry request for powerline pole tower ground resistance data that receive user sends, and
And the powerline pole tower ground resistance data is activation for obtaining the data base from the user platform is to user.
Preferably, it is characterised in that the system includes measurement apparatus, the measurement apparatus include：Arm processor, GPS
Geographic mapping and time of measuring module, ambient temperature and ambient humidity measurement module, display module, lithium battery power supply and fill
Electric control module, constant current supply output module, earth resistance loop current voltage measurement module and GPRS data transport module.
The present invention has the advantages that：
Technical scheme proposed by the present invention, the e measurement technology of integrated application pole tower ground resistance develop a set of certainty of measurement
Height, strong antijamming capability, portable information-based measuring apparatus.Meanwhile, " high in the clouds " big data is set up based on Internet technology
Server, develops the user platform of B/S structures (browser and server structure).And collected by information-based shaft tower measurement apparatus
Powerline pole tower ground resistance data are uploaded to user platform by each province that arrives, various places, the pole tower ground resistance of each circuit
Data base, user platform receive the inquiry request for powerline pole tower ground resistance data from user, and will be from user
The powerline pole tower ground resistance data is activation that the data base of platform obtains has built overhead line structures grounding device to user
State estimation, accident analysiss and fault pre-alarming technical service platform, carry out correlation technique services.
Description of the drawings
By reference to the following drawings, the illustrative embodiments of the present invention can be more fully understood by：
Fig. 1 is a kind of powerline pole tower ground resistance intelligent device for measuring structure chart according to embodiment of the present invention；
Fig. 2 is a kind of powerline pole tower ground resistance data management user platform structure according to embodiment of the present invention
Figure；
Fig. 3 is according to a kind of for the management of powerline pole tower ground resistance data messageization of embodiment of the present invention
Method flow diagram；And
Fig. 4 is according to a kind of for the management of powerline pole tower ground resistance data messageization of embodiment of the present invention
System construction drawing.
Specific embodiment
With reference now to accompanying drawing, the illustrative embodiments of the present invention are introduced, however, the present invention can be with many different shapes
Formula is implementing, and is not limited to embodiment described herein, there is provided these embodiments are to disclose at large and fully
The present invention, and the scope of the present invention is fully passed on to person of ordinary skill in the field.For showing for being illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements are attached using identical
Icon is remembered.
Unless otherwise stated, term (including scientific and technical terminology) used herein has to person of ordinary skill in the field
It is common to understand implication.Further it will be understood that the term limited with the dictionary being usually used, is appreciated that and which
The linguistic context of association area has consistent implication, and is not construed as Utopian or excessively formal meaning.
Fig. 1 is a kind of powerline pole tower ground resistance intelligent device for measuring structure chart according to embodiment of the present invention.
As shown in figure 1, measurement apparatus include：Arm processor, GPS Geographic mappings and time of measuring module, ambient temperature and environment
Moisture measurement module, display module, lithium battery power supply and charge control module, constant current supply output module, earth resistance loop
Current-voltage measurement module and GPRS data transport module.
The Operations Analysis of measurement apparatus arm processor are STM32F4 series A RM chips, and fast operation can carry out
Fast Fourier computing, rich interface can very easily connect peripheral circuit, low in energy consumption, meet design requirement.
GPS Geographic mappings and time of measuring module are connected with arm processor, there is provided satellite positioning coordinate and accurate
Gps time,
Ambient temperature and ambient humidity measurement module provide ambient temperature and humidity information for grounding resistance measurement result.
Display module provides friendly man machine interface, is easy to user to operate, while showing various states on a display screen
Information and measurement result.Embodiment of the present invention display module can be LCDs or touch screen.
Earth resistance intelligent device for measuring is designed to portable instrument, is powered as power supply by lithium battery, and lithium battery is by filling
Electric control module carries out charging capable of circulation.
The measurement of earth resistance intelligent device for measuring exports constant current by constant-current source, and continuous current source passes through earth resistance
Measuring loop, in ground connection, two sections can produce a voltage difference, and synchro measure voltage x current value can be calculated according to Ohm's law
To the grounding resistance in loop.
GPRS data transport module is used for the communication of measurement apparatus and database terminal, can be by measurement data by wireless
Mode is transferred to data base.Wireless mode can be infrared, bluetooth, Wifi modes, 4G networks etc..
In embodiment of the present invention, the DC current that lithium battery power supply is provided is converted into by frequency by arm processor
For the alternating current of 47Hz and 53Hz, amplitude in the range of 0.5～1A.Compared with traditional measuring apparatus, the change in this interval
Frequency power can be prevented effectively from the interference of polarity effect and stray electrical current in ground, increase measurement stability and accuracy rate.The present invention's
Embodiment, seals in the design of a filter circuit in current loop so that in measurement, passband is realized in positive and negative 0.3Hz
Equipment has higher capacity of resisting disturbance.
Embodiments of the present invention realize the communication and control of each modular circuit of equipment based on F4 platform chips, and by letter
Clean, friendly display interface realizes human-computer interaction.Increase simultaneously, GPS geographical position and time of measuring module and GPRS data pass
The design of defeated module radio communication.
Embodiment of the present invention when being measured using pole tower ground resistance intelligent device for measuring, when survey crew is built
After good measuring loop, press " measurement key ", equipment will produce a frequency in the measuring loop that two electric current poles are constituted respectively
Rate is the alternating current of 47Hz and 53Hz, amplitude in the range of 0.5～1A.By two electric current pole two ends are connected in equipment
Current sensor is measured to loop current I in measuring loop, meanwhile, by two voltage pole two ends are connected in equipment
Voltage sensor the voltage U of grounding device is measured.Obtained according to (47Hz and 53Hz) measurement under different frequency twice
U1, U2 and I1, I2, by Ohm's law R=U/I, the grounding resistance R1 and R2 being calculated under the conditions of alien frequencies respectively.Most
Afterwards, its meansigma methods, as the grounding resistance R of shaft tower, R=(R1+R2)/2 are taken.
Relevant information of the display module by this measurement of the electronic display screen displays of equipment, including：Resistance value R, every time
Resistance value R1, R2 of measurement, current value I1, I2, magnitude of voltage U1, U2, frequency values v1 and v2, ambient temperature data, ambient humidity
Data, the measurement data information such as GPS geographical position and time of measuring.
Measure each time, pole tower ground resistance intelligent device for measuring can will be upper by the wireless communication module based on 4G networks
State measurement data information to send to high in the clouds background server.After background server receives metrical information, one is sent to measuring apparatus
The instruction of bar " receiving successfully ", equipment complete this measurement after receiving instruction.The closed loop design of communication path can be prevented effectively from logical
The test leakage situation that letter " switch " brings.
The pole tower ground resistance intelligent device for measuring that embodiment of the present invention is proposed, in measurement, " a key after realizing wiring
Formula " is measured.Without recording result, after one-touch measurement, related all data upload high in the clouds background server to survey crew automatically,
Technical difficulty, workload, labor intensity and the time of measuring of measurement can be effectively reduced.
Fig. 2 is a kind of powerline pole tower ground resistance data management user platform structure according to embodiment of the present invention
Figure.As shown in Figure 2, the data message for being measured by pole tower ground resistance intelligent device for measuring, uploads to cloud by wireless network
End background server, high in the clouds background server are to be tied based on B/S (Browser/Server, Browser/Server Mode) network
Structure pattern, including server database and client access system.User passes through internet browser access data base
Server realizes data interaction.Pole tower ground resistance " high in the clouds " large database concept is set up, the vestige of O＆M measurement process can be realized
Inquiry, facilitates the related works such as supervision, management and the result queries of operation management personnel, improves the efficiency of maintenance work.Pass through
Data analysiss, build the assessment of tower grounding unit state, the technical service platform of accident early warning, instruct the system of optimization O＆M scheme
Order, save O＆M cost, ensure the safe and stable operation of circuit.
Fig. 3 is according to a kind of for the management of powerline pole tower ground resistance data messageization of embodiment of the present invention
Method flow diagram.As shown in figure 3, method 300 is from 301 startings：Measurement powerline pole tower ground resistance data.
Step 301, measures powerline pole tower ground resistance data, in embodiment of the present invention, using Fig. 1 embodiments
Middle pole tower ground resistance intelligent device for measuring carries out the measurement of pole tower ground resistance data.
Step 302：Powerline pole tower ground resistance data are uploaded to into the data base of the user platform for pre-building, are used
Family platform is the user platform based on browser and server structure.A kind of electric power line pole tower ground connection of embodiment of the present invention
Resistance data management user platform is with reference to a kind of powerline pole tower ground resistance data management user platform of embodiment in Fig. 2
Structure.In embodiment of the present invention, field data group data are uploaded to by showing for user's access platform by communication
Field data group data base
Step 303：The inquiry request for powerline pole tower ground resistance data that receive user sends, and will be from
The powerline pole tower ground resistance data is activation that the data base of user platform obtains is to user.
Measurement electric power line pole tower ground connection environment field data group, including：Time of measuring, GPS geographical position, environment temperature
Degree, ambient humidity, voltage data and current data, and resistance number is calculated according to measurement voltage data and current data
According to.
Preferably, voltage data and current data are measured by measurement apparatus, the measurement apparatus include the alien frequencies
Power-switching circuit, the electric current that output frequency is 47Hz and 53Hz and amplitude is 0.5 to 1A.
Preferably, measurement apparatus include：Arm processor, GPS Geographic mappings and time of measuring module, ambient temperature
With ambient humidity measurement module, display module, lithium battery power supply and charge control module, constant current supply output module, ground connection electricity
Resistance loop current voltage measurement module and GPRS data transport module.
Preferably, when the output frequency of the electric current is 47Hz, measure the measured pole tower ground resistance measuring loop
Voltage is U1, and electric current is I1, and calculating resistance is R1；When the output frequency of the electric current is 53Hz, the measured shaft tower is measured
Grounding resistance measurement loop voltage is U2, and electric current is I2, and calculating resistance is R2；The meansigma methodss of the resistance R1 and resistance R2, be
The pole tower ground resistance data.
Preferably, the measurement apparatus are arranged in measurement connection circuit, arrange filtered electrical in the measurement connection circuit
Road so that power frequency error is less than 0.3Hz in measurement.
Preferably, the field data group data are uploaded to by showing for user's access platform by communication
Field data group data base.
Preferably, also include：Technical report based on field data group data is provided.
Fig. 4 is according to a kind of for the management of powerline pole tower ground resistance data messageization of embodiment of the present invention
System construction drawing.As shown in figure 4, system 400 includes：
Measurement module 401, for measuring powerline pole tower ground resistance data；
Upper transmission module 402, puts down for the powerline pole tower ground resistance data are uploaded to the user for pre-building
The data base of platform；The user platform is the user platform based on browser and server structure；
Access modules 403, for the inquiry request for powerline pole tower ground resistance data that receive user sends,
And the powerline pole tower ground resistance data is activation for obtaining the data base from the user platform is to user.
Preferably, it is characterised in that the system includes measurement apparatus, the measurement apparatus include：Arm processor, GPS
Geographic mapping and time of measuring module, ambient temperature and ambient humidity measurement module, display module, lithium battery power supply and fill
Electric control module, constant current supply output module, earth resistance loop current voltage measurement module and GPRS data transport module.
Technical scheme proposed by the present invention, the e measurement technology of integrated application pole tower ground resistance develop a set of certainty of measurement
Height, strong antijamming capability, portable information-based measuring apparatus.Meanwhile, " high in the clouds " big data is set up based on Internet technology
Server, develops the user platform of B/S structures (browser and server structure).And collected by information-based shaft tower measurement apparatus
Powerline pole tower ground resistance data are uploaded to user platform by each province that arrives, various places, the pole tower ground resistance of each circuit
Data base, user platform receive the inquiry request for powerline pole tower ground resistance data from user, and will be from user
The powerline pole tower ground resistance data is activation that the data base of platform obtains has built overhead line structures grounding device to user
State estimation, accident analysiss and fault pre-alarming technical service platform, carry out correlation technique services.
The present invention is described by reference to a small amount of embodiment.However, it is known in those skilled in the art, as
What subsidiary Patent right requirement was limited, except the present invention other embodiments disclosed above equally fall the present invention's
In the range of.
Normally, all terms for using in the claims are all solved in the usual implication of technical field according to them
Release, unless clearly defined in addition wherein.It is all of to be all opened ground with reference to " one/described/be somebody's turn to do [device, component etc.] "
At least one of described device, component etc. example is construed to, unless otherwise expressly specified.Any method disclosed herein
Step all need not be run with disclosed accurate order, unless explicitly stated otherwise.
Claims (10)
1. it is a kind of for powerline pole tower ground resistance data messageization management method, it is characterised in that methods described bag
Include：
Measurement powerline pole tower ground resistance data；
The powerline pole tower ground resistance data are uploaded to into the data base of the user platform for pre-building；The user puts down
Platform is the user platform based on browser and server structure；
The inquiry request for powerline pole tower ground resistance data that receive user sends, and will be from the user platform
Data base obtain powerline pole tower ground resistance data is activation to user.
2. method according to claim 1, it is characterised in that the measurement powerline pole tower ground resistance data, bag
Include：
Measurement electric power line pole tower ground connection environment field data group, including：Time of measuring, GPS geographical position, ambient temperature, ring
Border humidity, voltage data and current data；
The voltage data obtained according to measurement and current data calculate resistance data.
3. method according to claim 2, it is characterised in that measure voltage data and electric current number by measurement apparatus
According to the measurement apparatus include alien frequencies power-switching circuit, the electricity that output frequency is 47Hz and 53Hz and amplitude is 0.5 to 1A
Stream.
4. method according to claim 3, it is characterised in that the measurement apparatus include：Arm processor, GPS geography position
Put positioning and time of measuring module, ambient temperature and ambient humidity measurement module, display module, lithium battery power supply and charge control
Module, constant current supply output module, earth resistance loop current voltage measurement module and GPRS data transport module.
5. method according to claim 3, it is characterised in that when the output frequency of the electric current is 47Hz, measurement is described
Measured pole tower ground resistance measuring loop voltage is U1, and electric current is I1, and calculating resistance is R1；The output frequency of the electric current is
During 53Hz, it is U2 to measure the measured pole tower ground resistance measuring loop voltage, and electric current is I2, and calculating resistance is R2；
The meansigma methodss of the resistance R1 and resistance R2, are the pole tower ground resistance data.
6. method according to claim 3, it is characterised in that the measurement apparatus are arranged in measurement connection circuit, institute
Filter circuit is set in stating measurement connection circuit so that power frequency error is less than 0.3Hz in measurement.
7. method according to claim 2, it is characterised in that the field data group is uploaded by communication
To the data base.
8. method according to claim 2, it is characterised in that also include：Technology based on field data group data is provided
Report.
9. it is a kind of for powerline pole tower ground resistance data messageization management system, it is characterised in that the system bag
Include：
Measurement module, for measuring powerline pole tower ground resistance data；
Upper transmission module, for the powerline pole tower ground resistance data to be uploaded to the data of the user platform for pre-building
Storehouse；The user platform is the user platform based on browser and server structure；
Access modules, for the inquiry request for powerline pole tower ground resistance data that receive user sends, and will
The powerline pole tower ground resistance data is activation obtained from the data base of the user platform is to user.
10. system according to claim 9, it is characterised in that the system includes measurement apparatus, the measurement apparatus bag
Include：Arm processor, GPS Geographic mappings and time of measuring module, ambient temperature and ambient humidity measurement module, display mould
Block, lithium battery power supply and charge control module, constant current supply output module, earth resistance loop current voltage measurement module and
GPRS data transport module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611007754.5A CN106526423A (en) | 2016-11-16 | 2016-11-16 | Method and system for informatization management for transmission line tower grounding resistance data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611007754.5A CN106526423A (en) | 2016-11-16 | 2016-11-16 | Method and system for informatization management for transmission line tower grounding resistance data |
Publications (1)
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| CN106526423A true CN106526423A (en) | 2017-03-22 |
Family
ID=58351916
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611007754.5A Pending CN106526423A (en) | 2016-11-16 | 2016-11-16 | Method and system for informatization management for transmission line tower grounding resistance data |
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Cited By (4)
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| CN107340432A (en) * | 2017-07-10 | 2017-11-10 | 长春工程学院 | Grounding resistance data acquisition and analysis system based on wireless measurement module |
| CN108152596A (en) * | 2017-12-28 | 2018-06-12 | 成都优艾维智能科技有限责任公司 | A kind of electric force pole tower ground resistance measuring instrument and resistance measurement method |
| CN111783746A (en) * | 2020-08-07 | 2020-10-16 | 国网山东省电力公司鄄城县供电公司 | Protection method and device for power transmission line tower pole and electronic equipment |
| CN114167141A (en) * | 2021-11-24 | 2022-03-11 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Transmission tower grounding resistance on-line monitoring system based on non-contact measurement method |
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