CN209043962U - High-tension cable sheath grounding circulation monitoring device - Google Patents
High-tension cable sheath grounding circulation monitoring device Download PDFInfo
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- CN209043962U CN209043962U CN201821472078.3U CN201821472078U CN209043962U CN 209043962 U CN209043962 U CN 209043962U CN 201821472078 U CN201821472078 U CN 201821472078U CN 209043962 U CN209043962 U CN 209043962U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 22
- 238000013480 data collection Methods 0.000 claims abstract description 38
- 238000012544 monitoring process Methods 0.000 claims abstract description 29
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000003750 conditioning effect Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- 238000000844 transformation Methods 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 241000256602 Isoptera Species 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a kind of high-tension cable sheath grounding circulation monitoring devices, it includes monitor terminal server and monitoring assembly, monitoring assembly includes cable current sensor, grounding box, data collection host and earth cable sensor, cable intermediate joint is provided on high-tension cable, the input terminal of earth cable sensor is respectively connected to cable intermediate joint, the output end of earth cable sensor is connected to the input terminal of data collection host, the ground terminal of earth cable sensor is connected to grounding box, the input terminal of cable current sensor is connected to high-tension cable, the output end of cable current sensor is connected to data collection host, data collection host is communicated with monitor terminal server.The utility model can remotely monitor the waveform and amplitude size of the sheath electric current of cable at any time, improve operating efficiency and can find failure in time, reduce the waste of electric energy, improve economic benefit by the way that multiple monitoring assemblies and terminal management server is arranged.
Description
Technical field
The utility model relates to high-tension line monitoring technical field, specially a kind of high-tension cable sheath grounding circulation monitoring
Device.
Background technique
The protective metal shell of high-tension cable is the important component of cable, can be in protective metal shell when cable core passes through electric current
Upper generation circulation, the state of insulation of oversheath is poor, imperfect earth, protective metal shell earthing mode are incorrect etc. can all cause sheath
Atmospheric Circulation Anomalies can threaten cable operational safety when serious.It will cause cable insulation when cable metal sheath circulation occurs abnormal
Localized hyperthermia's loss fever, accelerates insulation ag(e)ing, reduces cable service life, will lead to cable generation directly breakdown when serious and connects
Earth fault.Circulating current in sheath also will have a direct impact on the current-carrying capacity of cable run extremely, generate biggish electric energy loss, waste electric energy,
Reduce economic benefit.
Monitoring to sheath electric current can objectively respond cable general level of the health characteristic evidences, can find potential faults in time, right
Cable degree of aging carries out forecast early period, and major insulation damage, if termite is bitten, damage etc. or even energy can be effectively prevented
Enough pilferages for reporting earth wire immediately prevent sudden accident from avoiding cable caused by damaging because of cable cover(ing) or metal armouring
The power failures such as short circuit, scaling loss, power failure.The electric power safety operation of system effective guarantee provides the work of science for electric power O&M
Tool and scheme improve electric inspection process technical management means, are of great significance to electric power enterprise power supply safety.Cable is run at present
The mode that management generally takes artificial cycle to make an inspection tour, the acquisition especially for terminal shaft tower circulating data is more difficult, to survey
The personal competency profiling for measuring circulation personnel is higher, and efficiency is lower, and there is also some potential safety problemss.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high-tension cable sheath ground loops
Monitoring device is flowed, by the way that multiple monitoring assemblies and long-range terminal management server is arranged, can remotely monitor cable at any time
Sheath electric current waveform and amplitude size, improve operating efficiency and can find failure in time, reduce electric energy waste, promoted
Economic benefit.
To achieve the above object, the utility model provides the following technical solutions:
A kind of high-tension cable sheath grounding circulation monitoring device, the both ends of the high-tension cable are respectively connected to two power transformations
It stands, the high-tension cable includes A phase line, B phase line and C phase line, and the high-tension cable sheath grounding circulation monitoring device includes prison
Control terminal server and multiple monitoring assemblies, each monitoring assembly include cable current sensor, grounding box, data acquisition master
Machine and three earth cable sensors, be provided on the high-tension cable in the one-to-one cable of monitoring assembly indirectly
Head, the cable intermediate joint include A phase cable intermediate joint, B phase cable intermediate joint and C phase cable intermediate joint, the A
Phase cable intermediate joint, B phase cable intermediate joint and C phase cable intermediate joint are connected to grounding box, the three ground connection electricity
The input terminal of cable sensor is respectively connected to A phase cable intermediate joint, B phase cable intermediate joint and C phase cable intermediate joint, and three
The output end of a earth cable sensor is connected to the input terminal of data collection host, the ground connection of three earth cable sensors
End is connected to grounding box, and the input terminal of the cable current sensor is connected to any phase of A phase line, B phase line and C phase line
On, the output end of the cable current sensor is connected to the input terminal of data collection host, and the data collection host passes through
Wireless network is communicated with monitor terminal server.
Further, the earth cable sensor and cable current sensor are current transformer.
Further, the current transformer is hook type current transformer.
Further, the monitoring assembly further includes taking energy module, and the input terminal for taking energy module is connected to A phase line, B
In any phase of phase line and C phase line, the output end for taking energy module is connected to the power end of data collection host, is the number
According to acquisition host supplying power.
Further, it is described take can module include current transformer and conditioning circuit, the current transformer it is primary
Side is connected in any phase of A phase line, B phase line and C phase line, and the secondary side of the current transformer is connected to via conditioning circuit
The power end of data collection host.
Further, the current transformer hook type current transformer.
Further, the conditioning circuit includes rectification circuit, filter circuit and voltage regulator circuit, the current transformer
Secondary side the power end of data collection host is successively connected to via rectification circuit, filter circuit and voltage regulator circuit.
Further, the monitoring assembly further includes temperature sensor, and the temperature sensor is equipped with A phase line, B phase line
In any phase or multiphase of C phase line, for detecting the conductor temperature of the high-tension cable, the output end of the temperature sensor
It is connected to the input terminal of data collection host.
Further, the temperature sensor is platinum sensor.
Further, the first radio receiving transmitting module, the monitor terminal server are provided on the data collection host
On be provided with the second radio receiving transmitting module, the data collection host and monitor terminal server pass through the first radio receiving transmitting module
It is communicated wirelessly with the second radio receiving transmitting module, the wireless network is in GPRS, 2G, 3G, 4G and 5G wireless communication networks
It is any one or more.
Compared with prior art, the utility model high-tension cable sheath grounding circulation monitoring device, the beneficial effect is that:
1, the utility model can be supervised remotely at any time by the way that multiple monitoring assemblies and long-range terminal management server is arranged
Waveform, amplitude size and the abnormal alarm for surveying the sheath electric current of cable, can also be sampled the historical current of cable cover(ing)
It deposits and passes through the variation that current curve analyzes its performance, improve operating efficiency and can find failure in time, reduce electric energy
It wastes, improve economic benefit.
2, it is simplified as far as possible under the premise of guaranteeing device performance using high-performance, the data collection host of low-power consumption
Interface reduces device power consumption, device is made to obtain equilibrium between high-performance, low-power consumption and high integration.
3, monitoring assembly concentrates on one, in the case where preferred disposition, while guaranteeing device performance, reduces dress
The weight set, easy installation, while the cost of device is reduced on the whole, so that device is had the possibility of large scale deployment
Property.
Detailed description of the invention
Fig. 1 is the structure principle chart of the utility model high-tension cable sheath grounding circulation monitoring device.
Wherein: 11, the first substation；12, the second substation；21, A phase line；22, B phase line；23, C phase line；31, A phase electricity
Cable transition joint；32, B phase cable intermediate joint；33, C phase cable intermediate joint；41, the first earth cable sensor；42,
Two earth cable sensors；43, third earth cable sensor；50, cable current sensor；60, taking can module；70, it is grounded
Case；80, data collection host；90, wireless network；100, monitor terminal server.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
It please refers to shown in Fig. 1, a kind of high-tension cable sheath grounding circulation monitoring device, the both ends difference of the high-tension cable
It is connected to the first substation 11 and the second substation 12, the high-tension cable includes A phase line 21, B phase line 22 and C phase line 23, institute
Stating high-tension cable sheath grounding circulation monitoring device includes monitor terminal server 100 and multiple monitoring assemblies, each monitoring group
Part includes cable current sensor 50, grounding box 70, data collection host 80 and three earth cable sensors.The height
Be provided in voltage cable with the one-to-one cable intermediate joint of monitoring assembly, the cable intermediate joint includes in A phase cable
Between connector 31, B phase cable intermediate joint 32 and C phase cable intermediate joint 33, in the A phase cable intermediate joint 31, B phase cable
Between connector 32 and C phase cable intermediate joint 33 be connected to grounding box 70.
Earth cable sensor is connected on cable intermediate joint, is mainly used for being monitored sheath electric current.Three connect
Ground cable sensor is all made of the current transformer of jaw type open-close type, and the degree of protection of the current transformer reaches IP68 or more,
Sheathing material uses material that is anticorrosive, will not generating vortex simultaneously, and range 0-200A, precision is ± 1%, is dielectrically separated from
Level is 10k VDC/1min.Three earth cable sensors are denoted as the first earth cable sensor 41, second ground connection electricity respectively
Cable sensor 42 and third earth cable sensor 43, wherein the first earth cable sensor 41, the second earth cable sensor
42 and the primary side of third earth cable sensor 43 be respectively connected to A phase cable intermediate joint 31, B phase cable intermediate joint 32
With C phase cable intermediate joint 33, the first earth cable sensor 41, the second earth cable sensor 42 and third earth cable are passed
One end (wherein, one end of secondary side is as output end, and the other end of secondary side is as ground terminal) of the secondary side of sensor 43 is equal
It is connected to the input terminal of data collection host 80, the first earth cable sensor 41, the second earth cable sensor 42 and third
The other end of the secondary side of earth cable sensor 43 is connected to grounding box 70.
Cable current sensor 50 is attached primarily on high-tension cable, is monitored to the electric current of a certain phase line.Cable
Current sensor 50 also uses the current transformer of jaw type open-close type, and the degree of protection of the current transformer reaches IP68 or more,
Sheathing material using it is anticorrosive, the material of vortex, range 0-1000A will not be generated simultaneously, precision is ± 1%, insulate every
It is 10k VDC/1min from level.The primary side of the cable current sensor 50 is connected and (is suspended to) to A phase line 21, B phase line 22
In any phase of C phase line 23, it is of course also possible to multiple cable current sensors 50 are arranged, for each phase line into
Row current detecting.The secondary side of the cable current sensor 50 is connected to the input terminal of data collection host 80, the data
Acquisition host 80 is communicated with monitor terminal server 100 by wireless network 90, and data collection host 80 is by above-mentioned shield
Layer electric current and line current are sent to monitor terminal server 100, realize the long-range sheath electric current for monitoring cable at any time waveform,
Amplitude size and abnormal alarm can also be sampled the historical current of cable cover(ing) and deposit and analyze it by current curve
The variation of performance improves operating efficiency and can find failure in time, reduces the waste of electric energy, improves economic benefit.
In addition, the data collection host 80 of each monitoring assembly can using solar powered, it is of course also possible to directly from
It carries out taking electricity on high-tension line, in the utility model preferred embodiment, monitoring assembly further includes taking energy module 60, and taking can mould
The input terminal of block 60 is connected in any phase of A phase line 21, B phase line 22 and C phase line 23, and the output end for taking energy module 60 connects
It is connected to the power end of data collection host 80, is powered for the data collection host 80.
It is described that energy module 60 is taken to include current transformer and conditioning circuit, take the current transformer of energy module 60 equally to adopt
With the current transformer of jaw type open-close type, the degree of protection of the current transformer reaches IP68 or more, and sheathing material uses anti-corruption
Erosion, the material that will not generate vortex simultaneously, conditioning circuit includes rectification circuit, filter circuit and voltage regulator circuit etc..The electricity
The primary side of current transformer is connected and (is suspended to) to any phase of A phase line 21, B phase line 22 and C phase line 23, the current transformer
Secondary side successively via rectification circuit, filter circuit and voltage regulator circuit, (voltage regulator circuit plays the role of decompression and pressure stabilizing, needs
When wanting, filter circuit can also be connected after voltage regulator circuit) it is connected to the power end of data collection host 80.
It takes energy module 60 using electromagnetic induction principle, directly incudes alternating current from high-tension cable using current transformer
Pressure, then through over commutation, filtering, decompression, steady pressure treatment, is stablized, reliable DC voltage, is mentioned for data collection host 80
For stable power supply, it is ensured that the power supply steady in a long-term of present apparatus load equipment.
The utility model can also be monitored the temperature of high-tension cable, specifically, each monitoring assembly further includes one
A or two or three temperature sensors, the temperature sensor are equipped with any phase of A phase line 21, B phase line 22 and C phase line 23
Or in multiphase, for detecting the conductor temperature of the high-tension cable, the output end of the temperature sensor is connected to data acquisition
The input terminal of host 80.Temperature sensor is platinum sensor, and range is -20 DEG C~+120 DEG C, and accuracy is 0.5 DEG C,
Resolution ratio is 0.1 DEG C.
Data collection host 80 has the reserved 2 way switch amounts of 9 road AI module amounts and exports, accessible 3 road line currents input,
The input of 3 road sheath grounding currents and the input of 3 tunnel temperature, data collection host 80 and cable current sensor 50, earth cable
By being all made of RVV4*1.5 cable connection between sensor and temperature sensor.
The wireless network 90 is that GPRS, 2G, 3G, 4G and 5G wireless communication networks are any one or more of, certainly, also
It can be other wireless communication networks.The first radio receiving transmitting module, the monitoring are provided on the data collection host 80
The second radio receiving transmitting module, the first radio receiving transmitting module and the second radio receiving transmitting module and phase are provided on terminal server 100
The wireless network 90 answered is adapted, and the data collection host 80 passes through the first wireless receiving and dispatching mould with monitor terminal server 100
Block and the second radio receiving transmitting module are communicated wirelessly via wireless network 90.
The utility model is by utilizing data collection host 80 to the installation accurate CT of 0~200A single mode at high-voltage cable joint
The electric current of every phase high-tension cable metallic shield grounding point of current transformer and real-time monitoring 110kV and the above high-tension cable is joined
Number, and warning information is sent to terminal management server using wireless communication networks such as GPRS, then again by administrative staff couple
Front end monitoring point is positioned, while can also send its warning information on the mobile phone of related maintenance personnel, so as to timely
The cable to break down is replaced or repaired.In addition, can also to match environment warm and humid for each monitoring assembly as needed
Spend sensor, water level sensor etc..
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of high-tension cable sheath grounding circulation monitoring device, the both ends of the high-tension cable are respectively connected to two power transformations
It stands, the high-tension cable includes A phase line, B phase line and C phase line, it is characterised in that: the high-tension cable sheath grounding circulation monitoring
Device includes monitor terminal server and multiple monitoring assemblies, each monitoring assembly include cable current sensor, grounding box,
Data collection host and three earth cable sensors are provided on the high-tension cable electric correspondingly with monitoring assembly
Cable transition joint, the cable intermediate joint include indirect in A phase cable intermediate joint, B phase cable intermediate joint and C phase cable
Head, the A phase cable intermediate joint, B phase cable intermediate joint and C phase cable intermediate joint are connected to grounding box, and described three
The input terminal of a earth cable sensor is respectively connected in A phase cable intermediate joint, B phase cable intermediate joint and C phase cable
Between connector, the output end of three earth cable sensors is connected to the input terminal of data collection host, and three earth cables pass
The ground terminal of sensor is connected to grounding box, and the input terminal of the cable current sensor is connected to A phase line, B phase line and C phase line
Any phase on, the output end of the cable current sensor is connected to the input terminal of data collection host, the data acquisition
Host is communicated by wireless network and monitor terminal server.
2. high-tension cable sheath grounding circulation monitoring device according to claim 1, it is characterised in that: the earth cable
Sensor and cable current sensor are current transformer.
3. high-tension cable sheath grounding circulation monitoring device according to claim 2, it is characterised in that: the Current Mutual Inductance
Device is hook type current transformer.
4. high-tension cable sheath grounding circulation monitoring device according to claim 1, it is characterised in that: the monitoring assembly
It further include taking energy module, the input terminal for taking energy module is connected in any phase of A phase line, B phase line and C phase line, described to take
The output end of energy module is connected to the power end of data collection host, powers for the data collection host.
5. high-tension cable sheath grounding circulation monitoring device according to claim 4, it is characterised in that: described take can module
Including current transformer and conditioning circuit, the primary side of the current transformer is connected to appointing for A phase line, B phase line and C phase line
In one phase, the secondary side of the current transformer is connected to the power end of data collection host via conditioning circuit.
6. high-tension cable sheath grounding circulation monitoring device according to claim 5, it is characterised in that: the Current Mutual Inductance
Device hook type current transformer.
7. high-tension cable sheath grounding circulation monitoring device according to claim 5, it is characterised in that: the conditioning circuit
Including rectification circuit, filter circuit and voltage regulator circuit, the secondary side of the current transformer is successively via rectification circuit, filtering
Circuit and voltage regulator circuit are connected to the power end of data collection host.
8. high-tension cable sheath grounding circulation monitoring device according to claim 1, it is characterised in that: the monitoring assembly
It further include temperature sensor, the temperature sensor is equipped in any phase or multiphase of A phase line, B phase line and C phase line, is used for
The conductor temperature of the high-tension cable is detected, the output end of the temperature sensor is connected to the input terminal of data collection host.
9. high-tension cable sheath grounding circulation monitoring device according to claim 8, it is characterised in that: the temperature sensing
Device is platinum sensor.
10. high-tension cable sheath grounding circulation monitoring device according to claim 1, it is characterised in that: the data are adopted
It is provided with the first radio receiving transmitting module on collection host, the second radio receiving transmitting module, institute are provided on the monitor terminal server
Data collection host and monitor terminal server is stated to carry out wirelessly by the first radio receiving transmitting module and the second radio receiving transmitting module
Communication, the wireless network are that GPRS, 2G, 3G, 4G and 5G wireless communication networks are any one or more of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472078.3U CN209043962U (en) | 2018-09-07 | 2018-09-07 | High-tension cable sheath grounding circulation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472078.3U CN209043962U (en) | 2018-09-07 | 2018-09-07 | High-tension cable sheath grounding circulation monitoring device |
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| Publication Number | Publication Date |
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| CN209043962U true CN209043962U (en) | 2019-06-28 |
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| CN201821472078.3U Active CN209043962U (en) | 2018-09-07 | 2018-09-07 | High-tension cable sheath grounding circulation monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113296020A (en) * | 2021-05-10 | 2021-08-24 | 陈勇 | System and method for monitoring leakage current and dielectric loss in cable in real time |
-
2018
- 2018-09-07 CN CN201821472078.3U patent/CN209043962U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113296020A (en) * | 2021-05-10 | 2021-08-24 | 陈勇 | System and method for monitoring leakage current and dielectric loss in cable in real time |
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