CN109884400A - Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns - Google Patents
Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns Download PDFInfo
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- CN109884400A CN109884400A CN201910206883.4A CN201910206883A CN109884400A CN 109884400 A CN109884400 A CN 109884400A CN 201910206883 A CN201910206883 A CN 201910206883A CN 109884400 A CN109884400 A CN 109884400A
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- 238000005259 measurement Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 title claims abstract description 13
- 238000013500 data storage Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims abstract description 9
- 230000005284 excitation Effects 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Abstract
Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns, belong to power measurement technical field, it is of the existing technology in order to solve the problems, such as, comprising: which the potential winding and current coil of split-core type meter are connected with ground line to be measured, potential winding and current coil are connected with microprocessor, microprocessor and data storage are connected with each other, and data storage, transceiver communication module and antenna are sequentially connected；Microprocessor, excitation current source and ground line are sequentially connected；And voltage pole and electric current are extremely located underground, connect respectively with microprocessor；It is storage battery power supply that solar panels and battery, which are solar panels,；Solar panels and battery are connect with microprocessor with data storage respectively, are that microprocessor and data storage are powered；Microprocessor is connected with clock module, and clock module and GPS positioning module are connected with transceiver communication module；Transceiver communication module is connected with antenna.It realizes the precise measurement in long-time in the rough measure and short time of resistance.
Description
Technical field
The transmission tower ground resistance on-Line Monitor Device based on double measurement patterns that the present invention relates to a kind of belongs to electric power survey
Measure technical field.
Background technique
In the route operation work of power equipment, the requirement to earthing device of power transmission line is higher and higher, safeguard protection
Earthing and lightning protection protective grounding requires a good earthing or grounding means as current by pass or zero point of reference.Therefore not good
Earthing or grounding means, transmission line of electricity is impossible to normally, safely work, therefore is measured in time ground resistance extremely important.
Utilities Electric Co.'s polling transmission line personnel need regular each tower grounding device of manual measurement, main measurement method at present
There are two types of: one is three-level methods, need auxiliary electrode, the method needs to be distributed ground level in strict accordance with operating instruction, and is surveying
Down conductor is had to be off when amount, is not suitable for the densely distributed area of building, and cumbersome.Another kind is split-core type meter method,
When measurement has the earthed system in circuit, it is not required to disconnect down conductor, is not required to auxiliary electrode, there is preferable practical value.
But both the above method still needs artificial regular in-site measurement.To improve smart grid management level, urgently
It needs to improve ground resistance measurement method, realizes real-time monitoring ground resistance, and carry out trend analysis early warning, reduce manual measurement
Workload improves working efficiency.
Summary of the invention
The present invention is of the existing technology in order to solve the problems, such as, proposes a kind of transmission tower ground connection based on double measurement patterns
Resistance on-Line Monitor Device.
The technical solution adopted by the invention is as follows:
Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns, the device include: the pressure-wire of split-core type meter
Circle and current coil are connected with ground line to be measured, and potential winding and current coil are connected with microprocessor, microprocessor and data
Memory is connected with each other, and data storage, transceiver communication module and antenna are sequentially connected；It microprocessor, excitation current source and connects
Ground wire is sequentially connected；And voltage pole and electric current are extremely located underground, connect respectively with microprocessor；
It is storage battery power supply that solar panels and battery, which are solar panels,；
Solar panels and battery are connect with microprocessor with data storage respectively, are microprocessor and data storage
Power supply；
Microprocessor is connected with clock module, and clock module and GPS positioning module are connected with transceiver communication module；
Transceiver communication module is connected with antenna.
Beneficial effects of the present invention:
1, integrated use split-core type meter method and multi-frequency scanning method of the present invention, provide Gao Gengxin speed low precision measurements and it is low more
The high-acruracy survey value of new speed, facilitates the precise measurement in long-time in the rough measure and short time of resistance.
2, the present invention realizes real-time monitoring ground resistance, and carries out trend analysis early warning, reduces manual measurement workload, mentions
High working efficiency.
Specific embodiment
As shown in Figure 1, the transmission tower ground resistance on-Line Monitor Device based on double measurement patterns, which includes: pincers
The potential winding and current coil of table are connected with ground line to be measured, and potential winding and current coil are connected with microprocessor, micro- place
It manages device and data storage is connected with each other, data storage, transceiver communication module and antenna are sequentially connected；Microprocessor, excitation
Current source is sequentially connected with ground line；And voltage pole and electric current are extremely located underground, connect respectively with microprocessor.
It is storage battery power supply that solar panels and battery, which are solar panels,.
Solar panels and battery are connect with microprocessor with data storage respectively, are microprocessor and data storage
Power supply.
Microprocessor is connected with clock module, and clock module and GPS positioning module are connected with transceiver communication module.
Transceiver communication module is connected with antenna.
Fast measurement mode: the associated jaw portion of split-core type meter is made of potential winding and current coil.The potential winding of split-core type meter mentions
A potential is incuded for pumping signal, and on tested circuit.Under the action of potential electric current will be generated in tested circuit.Split-core type meter
Potential and electric current are measured, resistance value is calculated by microprocessor in measured value, and resistance value is pre- by data storage
Data modulation and transmission are completed by transceiver communication module and antenna after storage.
Precise measurement mode: excitation current source is by being grounded to the adjustable current signal of grounding body injected frequency, signal
For scan-type variation.Microprocessor acquires data by voltage pole and electric current pole, and by filtering, alternating current-direct current RMS-DC converter,
Accurate grounding resistance is calculated in algorithm.Resistance value passes through after data storage is pre-stored by transceiver communication module and day
Line completes data modulation and transmission.
Whole day detection can be carried out using fast measurement mode by usually working.
It can accurately be measured using precise measurement mode in the case where special weather or requirement.
Claims (1)
1. the transmission tower ground resistance on-Line Monitor Device based on double measurement patterns, characterized in that the device includes: split-core type meter
Potential winding and current coil are connected with ground line to be measured, and potential winding and current coil are connected with microprocessor, microprocessor
It is connected with each other with data storage, data storage, transceiver communication module and antenna are sequentially connected；
Microprocessor, excitation current source and ground line are sequentially connected；
Voltage pole is extremely located underground with electric current, connect respectively with microprocessor；
It is storage battery power supply that solar panels and battery, which are solar panels,；
Solar panels and battery are connect with microprocessor with data storage respectively, are that microprocessor and data storage supply
Electricity；
Microprocessor is connected with clock module, and clock module and GPS positioning module are connected with transceiver communication module；
Transceiver communication module is connected with antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910206883.4A CN109884400A (en) | 2019-03-19 | 2019-03-19 | Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910206883.4A CN109884400A (en) | 2019-03-19 | 2019-03-19 | Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109884400A true CN109884400A (en) | 2019-06-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910206883.4A Pending CN109884400A (en) | 2019-03-19 | 2019-03-19 | Transmission tower ground resistance on-Line Monitor Device based on double measurement patterns |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077350A (en) * | 2019-12-16 | 2020-04-28 | 云南电网有限责任公司西双版纳供电局 | Galvanized electrode system for pole tower grounding state test and detection method |
| CN113740610A (en) * | 2021-04-21 | 2021-12-03 | 国网安徽省电力有限公司五河县供电公司 | High-voltage grounding resistance real-time on-line monitoring device |
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| CN1158425A (en) * | 1996-11-26 | 1997-09-03 | 山西省忻州地区电业局 | Release-free electric cable tower ground resistance testing method and device |
| CN201397364Y (en) * | 2008-12-09 | 2010-02-03 | 武汉市华天电力自动化有限责任公司 | Double-clamp multi-function grounding resistance test instrument |
| CN103344838A (en) * | 2013-06-27 | 2013-10-09 | 中国西电电气股份有限公司 | Device and method for measuring resistance value of microhm shunt under large currents |
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| CN109374977A (en) * | 2018-10-19 | 2019-02-22 | 中国人民解放军空军勤务学院 | A kind of quick detection device software of online resistance and the quick detection device of online resistance |
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| CN210863882U (en) * | 2019-03-19 | 2020-06-26 | 国家电网有限公司 | Transmission tower grounding resistance on-line monitoring device based on double measurement modes |
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2019
- 2019-03-19 CN CN201910206883.4A patent/CN109884400A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1158425A (en) * | 1996-11-26 | 1997-09-03 | 山西省忻州地区电业局 | Release-free electric cable tower ground resistance testing method and device |
| CN201397364Y (en) * | 2008-12-09 | 2010-02-03 | 武汉市华天电力自动化有限责任公司 | Double-clamp multi-function grounding resistance test instrument |
| CN103344838A (en) * | 2013-06-27 | 2013-10-09 | 中国西电电气股份有限公司 | Device and method for measuring resistance value of microhm shunt under large currents |
| CN104155525A (en) * | 2014-05-14 | 2014-11-19 | 国家电网公司 | Multi-frequency scanning type tower grounding resistance measurement apparatus and method |
| 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 |
| CN109374977A (en) * | 2018-10-19 | 2019-02-22 | 中国人民解放军空军勤务学院 | A kind of quick detection device software of online resistance and the quick detection device of online resistance |
| CN109374976A (en) * | 2018-10-19 | 2019-02-22 | 中国人民解放军空军勤务学院 | A kind of online ground resistance Fast measurement system |
| CN210863882U (en) * | 2019-03-19 | 2020-06-26 | 国家电网有限公司 | Transmission tower grounding resistance on-line monitoring device based on double measurement modes |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077350A (en) * | 2019-12-16 | 2020-04-28 | 云南电网有限责任公司西双版纳供电局 | Galvanized electrode system for pole tower grounding state test and detection method |
| CN111077350B (en) * | 2019-12-16 | 2021-09-28 | 云南电网有限责任公司西双版纳供电局 | Galvanized electrode system for pole tower grounding state test and detection method |
| CN113740610A (en) * | 2021-04-21 | 2021-12-03 | 国网安徽省电力有限公司五河县供电公司 | High-voltage grounding resistance real-time on-line monitoring device |
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