CN208520925U - Grid power blackout visualization device based on GIS - Google Patents
Grid power blackout visualization device based on GIS Download PDFInfo
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- CN208520925U CN208520925U CN201820980218.1U CN201820980218U CN208520925U CN 208520925 U CN208520925 U CN 208520925U CN 201820980218 U CN201820980218 U CN 201820980218U CN 208520925 U CN208520925 U CN 208520925U
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Abstract
Grid power blackout visualization device based on GIS, including charging circuit, battery, power failure lack detection circuit, single chip circuit, data transmitting line, power failure lack detection circuit has identical three tunnel, charging circuit, battery, power failure lack detection circuit, single chip circuit, data transmitting line are mounted in subassembly wrapper and are connected by conducting wire, and subassembly wrapper is mounted within the scope of power supply department management region at each total lock in subregion.When the utility model uses, in the regional scope of power supply department management, a set of the utility model is installed at each total lock in subregion, in use, when monitoring ground subregion occurs to have a power failure or phase shortage occurs for 380V AC power source, can signal be sent out through mobile radio network at the first time, to be based on existing GIS platform for power supply department, it is shown by the screen accident point of GIS platform, grasp fault point regional location, it notifies maintenance personal to carry out on-call maintenance, reduces to impact the electricity consumption of electricity consumption region as far as possible and laid powerful technique support.
Description
Technical field
The utility model relates to the auxiliary facility field that powers, especially a kind of grid power blackout visualization device based on GIS.
Background technique
GIS-Geographic Information System (Geographic Information System or Geo-Information system,
GIS) also referred to as " GeoscienceInformation System ".It is a kind of specific highly important space information system.It is in computer hardware and software
Under system is supported, the related geographic distribution data in earth surface layer (including atmosphere) space all or in part is acquired,
Storage, management, technological system operation, analyzed, be shown and described.It is not only applicable to military field, is also widely used in civilian
Field.For example, the 120 medical first aid Command Information Systems based on GIS platform, so that it may which using GIS technology, positioning patient is called for help
Point, automatic marking morbidity place and ambulance and patient's meet place, and be that patient recommends suitable distance according to distance
Medical hospital, so that patient can be succoured in time.
In GIS platform work, software work principle is based on spot through on internet (including mobile Internet)
The data information of biography carries out analyzing and positioning, to show that (for example incident point A point issues signal, letter for spot on the screen
Number be usually digital signal, then in GIS platform position and show software effect under, the display screen of GIS platform will have
Body shows that incident point specific location is A point).
In existing power supply department, when managing power supply area range, power failure or power electric phase shortage occur for single subregion
When, often report information to feed back layer by layer from local electricity consumption department the grasp of accident, due to knowing among fault condition
Link is too many, especially when traffic injury time is in the late into the night, power supply department cannot with knowing failure at the first time situation, also
Counte-rplan (for example maintenance personnel is sent to safeguard to scene) cannot be taken according to fault type at the first time, it can be to failure
The normal electricity consumption of spot affect (for example in farm's hatching electricity consumption, since electricity consumption department has no way of finding out about it when power failure,
It will lead to farm's temperature to be raised and lowered and cause the poultry of hatching dead, therefore the timely recovery of power supply can reduce electricity consumption portion
The loss of door).
Based on above-mentioned, in conjunction with the GIS platform technology of existing maturation, it can provide and a kind of stop in subregion for power consumption management department
When electricity or power electric phase shortage, situation can be known at the first time in power supply management department, so that corresponding measure is taken, reduction pair as far as possible
The equipment that the electricity consumption of electricity consumption region impacts seems particularly necessary.
Utility model content
In order to overcome existing power supply department in actual power, the power-off condition of power supply interrupted district can not be grasped in real time,
The drawbacks of adverse effect is brought to the electricity consumption of electricity consumption department is caused, the utility model provides the regional scope in power supply department management
It is interior, a set of the utility model is installed at each total lock in subregion, in use, when power failure or 380V exchange occur for monitoring ground subregion
When phase shortage occurs for power supply, signal can be sent out through mobile radio network at the first time, thus flat based on existing GIS for power supply department
Platform is shown by the screen accident point of GIS platform, grasps fault point regional location, notifies maintenance personal to carry out on-call maintenance, to the greatest extent
Be likely to reduced the electricity consumption of electricity consumption region is impacted laid powerful technique support the grid power blackout based on GIS visually disguise
It sets.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Grid power blackout visualization device based on GIS, it is characterised in that including charging circuit, battery, the inspection of power failure phase shortage
Slowdown monitoring circuit, single chip circuit, data transmitting line, power failure lack detection circuit have identical three tunnel, charging circuit, battery,
On circuit boards, circuit board is mounted in subassembly wrapper for power failure lack detection circuit, single chip circuit, the installation of data transmitting line,
Subassembly wrapper is mounted within the scope of power supply department management region at each total lock in subregion, charging circuit power input both ends and 380V
Wherein phase line, a zero curve for three-phase four-wire power line is connected by conducting wire respectively, three phase lines, zero of three-phase four-wire power line
Line is connected with three tunnel power failure lack detection circuit AC power sources input both ends by conducting wire respectively, battery positive and negative polarities respectively with
The power input both ends of single chip circuit, data transmitting line power input both ends, three tunnel power failure lack detection circuit direct currents
Source inputs both ends and is connected by conducting wire, the signal input part of three tunnel power failure lack detection circuit signal output ends and single chip circuit
It is connected by conducting wire, the signal output end of single chip circuit is connected with the signal input part of data transmitting line by data line.
The charging circuit is that 220V turns 5V DC charger module finished product (consistent with phone charger construction), has two
A power input, two DC power output ends, reality output carry voltage and are higher than 5V, real to be the charging of 5V battery
In use, after battery electricity is full of, charging circuit can stop out-put supply on border, prevent accumulator super-charge.
The battery is model 5V/10Ah lithium storage battery.
Every road power failure lack detection circuit includes diode, resistance, light emitting diode, ceramic disc capacitor, optocoupler, NPN
Triode and relay are connected by circuit board wiring therebetween, diode cathode and first resistance one end, ceramic disc capacitor one
End, the connection of second resistance one end, first resistance other end connects with light emitting diode anode, second resistance other end with
The built-in photodiode anode connection of optocoupler, light emitting diode cathode and the built-in photoelectricity two of the ceramic disc capacitor other end, optocoupler
The connection of pole pipe cathode, third resistance one end relay cathode power supply input terminal and control tip side connection, third resistance are another
One end phototriode pipe collector built-in with optocoupler, NPN transistor base connect, and NPN triode collector and relay are negative
The connection of pole power input, the built-in phototriode emitter of optocoupler are connected with NPN triode emitter, relay normally open touching
Point end is connected with the 4th resistance one end.
The light emitting diode front end light-emitting surface of the three tunnels power failure lack detection circuit is located at the aperture of subassembly wrapper front end three
Outside, in order to from three lumination of light emitting diode situations of subassembly wrapper External Observation.
The single chip circuit is main control chip model STM8L052R8 one-chip computer module finished product, one-chip computer module finished product
Tool is there are two power input, signal input part all the way, all the way digital signal output end.
The data transmitting line is GPRS module finished product, and model is Air202T, and there are two power inputs for tool, all the way
Signal input part, the SIM card deck of GPRS module finished product is interior to have SIM card, and the SIM card of every sets of data transmitting line makes with mobile phone
SIM card equally has different numbers.
The utility model beneficial effect is: the utility model is in use, in the regional scope of power supply department management, each subregion
Be equipped at the total lock in domain a set of the utility model (such as administration 20 power supply zone domains, have 20 subregion Zong Zha, that just installs 20
Cover the utility model).In use, when power failure or a certain phase line phase shortage of 380V AC power source occur for monitoring ground subregion,
Three tunnel power failure lack detection circuits internal circuit effect under, three tunnels or all the way, two-way power failure lack detection circuit can export electricity
Pressure signal enters the signal input part of single chip circuit, then, under the effect of single chip circuit internal circuit, single chip circuit letter
Number output end can output digit signals enter data transmitting line, data transmitting line is wirelessly moved under itself function
Dynamic network sends digital signal.When Remote feeding administrative department receives letter by existing mature GIS platform technology
It after breath, can be shown by the screen accident point of GIS platform, grasping fault point regional location in time, (data of every place's the utility model are sent out
Power transmission road SIM card has unique identification telephone number, sends out after digital signal and existing patient by phone cries for help 120
Service centre's principle is consistent, can be on the display screen of GIS platform by physical fault under the effect of GIS platform positioning system
Point is shown), to notify fault point that nearby maintenance personal carries out on-call maintenance nearby, reduces as far as possible and electricity consumption region is used
Electricity impacts.The utility model is that power supply department is based on existing GIS platform, shows function by the screen accident point of GIS platform
Can, fault point regional location is grasped, maintenance personal is notified to carry out on-call maintenance, reduces as far as possible and shadow is caused to the electricity consumption of electricity consumption region
Sound has laid powerful technique support.Based on above-mentioned, so the application prospect that the utility model has had.
Detailed description of the invention
The utility model is described further below in conjunction with drawings and examples.
Fig. 1 is the utility model structure diagram.
Fig. 2 is the utility model circuit diagram.
Specific embodiment
Shown in Fig. 1, the grid power blackout visualization device based on GIS, including charging circuit 1, battery 2, power failure phase shortage
Detection circuit 3, single chip circuit 4, data transmitting line 5, power failure lack detection circuit 3 have identical three tunnel, charging circuit 1,
On circuit boards, circuit board is installed for battery 2, power failure lack detection circuit 3, single chip circuit 4, the installation of data transmitting line 5
In subassembly wrapper 6, subassembly wrapper 6 is mounted within the scope of power supply department management region at each total lock in subregion, 1 power supply of charging circuit
Input both ends pass through conducting wire with wherein phase line, the zero curve of 380V three-phase four-wire power line respectively and connect, three-phase four-wire power
Three phase lines, zero curves of line are connected with three tunnel power failure lack detection circuits, 3 AC power source input both ends by conducting wire (each respectively
Root phase line, zero curve and the input of 3 AC power source of power failure lack detection circuit all the way both ends are connected by conducting wire), battery 2 positive and negative two
Pole respectively with the power input both ends of single chip circuit 4,5 power input both ends of data transmitting line, three tunnel power failure pile defections
3 DC supply input both ends of circuit are connected by conducting wire, three tunnel power failure lack detection circuits, 3 signal output end and single chip circuit
4 signal input part is connected by conducting wire, and the signal output end and 5 signal input part of data transmitting line of single chip circuit 4 are logical
Cross data line connection.The light emitting diode front end light-emitting surface of three tunnel power failure lack detection circuits 3 is located at 6 front end of subassembly wrapper three and opens
Outside the 6-1 of hole, in order to from subassembly wrapper 6 External Observation, three lumination of light emitting diode situations.7 be power switch.8 be that data send electricity
The antenna on road 5.
Shown in Fig. 2, charging circuit A3 be 220V turn 5V DC charger module finished product (and phone charger construction one
Cause), there are two power input 1 and 2 feet, two DC power output ends 3 and 4 feet, reality outputs to carry voltage and be higher than 5V for tool,
To be that 5V battery G charges, in actual use, after battery G electricity is full of, charging circuit A3 can stop out-put supply, prevent
Only battery G is overcharged.Battery G is the lithium storage battery of model 5V/10Ah.Every road power failure lack detection circuit includes diode
VD, resistance R1, R2, R3, light emitting diode VL, ceramic disc capacitor C1, optocoupler GO, NPN triode Q1 and relay J1, pass through therebetween
Circuit board wiring connection, diode VD cathode and first one end resistance R1, the one end ceramic disc capacitor C1, second one end resistance R2
Connection, first resistance R1 other end are connected with light emitting diode VL anode, and second resistance R2 other end and optocoupler GO are built-in
Photodiode anode connection, two pole of photoelectricity of light emitting diode VL cathode and the ceramic disc capacitor C1 other end, the built-in GO of optocoupler
The connection of pipe cathode, third one end resistance R3 and relay J1 cathode power supply input terminal and control tip side connect, and third is only electric
The resistance R3 other end phototriode pipe collector built-in with optocoupler GO, NPN triode Q1 base stage connect, NPN triode Q1 current collection
Pole is connected with relay J1 negative power supply input terminal, optocoupler GO built-in phototriode emitter and NPN triode Q1 transmitting
Pole connection, relay J1 normally opened contact end is connected with the 4th one end resistance R4.Luminous the two of three tunnel power failure lack detection circuits
Pole pipe VL front end light-emitting surface is located at outside the aperture of subassembly wrapper front end three, in order to from three light emitting diode VL of subassembly wrapper External Observation
Luminous situation.Single chip circuit is main control chip model STM8L052R8 one-chip computer module finished product A1, one-chip computer module finished product
A1 tool is there are two power input VCC (1 foot) and GND (2 foot), signal input part X (3 foot) all the way, and digital signal exports all the way
It holds CX (4 foot).Data transmitting line is GPRS module finished product A2, and model is Air202T, and there are two power input VCC (1 for tool
Foot) and GND (2 foot), signal input part CR (3 foot), the SIM card deck of GPRS module finished product A2 are interior with SIM card, every set all the way
The SIM card of data transmitting line A2 equally has different numbers with the SIM card that mobile phone uses.S1 is power switch, by beating
Power switch S1 is closed on or off, can make three tunnel power failure lack detection circuit DC supply inputs, single chip circuit A1, data
Transmitting line A2 is in running order or stop working state, the operation handle of power switch S1 are located among subassembly wrapper front upper part
Outside.ANT is the antenna of GPRS module finished product A2, is located at outboard end after subassembly wrapper.
Shown in Fig. 2, wherein one of charging circuit A3 power input both ends 1 and 2 feet and 380V three-phase four-wire power line
Phase line L3, zero curve N (voltage 220V) are connected by conducting wire respectively.Three phase line L1, L2, L3 of three-phase four-wire power line, zero
Line N is logical with three tunnel power failure lack detection circuit AC power sources input both ends diode VD anode, the ceramic disc capacitor C1 other end respectively
Cross conducting wire connection (each phase line, zero curve and power failure lack detection circuit power input both ends all the way are connected by conducting wire).It stores
Battery G positive and negative polarities respectively with the power input both ends VCC and GND of single chip circuit A1, data transmitting line A2 power input
Both ends VCC and GND, three tunnel power failure lack detection circuit DC supply input both ends one end resistance R3 and NPN triode Q1 transmitting
Pole is connected by conducting wire.The signal of three tunnel power failure lack detection circuit signal output end the resistance R4 other ends and single chip circuit A1
Input terminal X is connected by conducting wire, and the signal output end CX and data transmitting line A2 signal input part CR of single chip circuit A1 is logical
Cross the connection of RS485 data line.
Shown in Fig. 2, since in the utility model, three tunnel power failure lack detection circuits construction is completely the same, and working principle is complete
Unanimously, the following contents is explained mainly in combination with the workmanship of power failure lack detection circuit all the way, remaining two-way power failure lack detection circuit
It repeats no more.In the 220V exchange that wherein a phase line L3, the zero curve N (voltage 220V) of 380V three-phase four-wire power line are exported
After power supply enters to power input both ends 1 and 2 feet of charging circuit A3, under the effect of charging circuit A3 internal circuit, charging electricity
The power output end 3 of road A3 and 4 feet meeting out-put supply are battery G charging, after battery G is fully charged, in charging circuit A3
Under itself function, power output end 3 and 4 feet no longer out-put supply guarantee that battery G stores always electric energy, subsequent electricity
It road can normal work once electrified.Under the normal input condition of power supply, in a wherein phase line L1 (L2, L3) for three-phase four-wire power line,
It is defeated that zero curve N (voltage is alternating current 220V this moment) enters the first via (the second tunnel, third road) power failure lack detection circuit AC power source
After entering both ends, the first via (the second tunnel, third road) power failure lack detection circuit can be in obtain electricity condition；Battery G is exported this moment
Power supply can enter the first via (the second tunnel, third road) power failure lack detection circuit DC supply input both ends one end resistance R3 and
NPN triode Q1 emitter, the first via (the second tunnel, third road) power failure lack detection circuit DC supply input both ends are in
Electricity condition；220V AC power source is converted to 300V DC power supply after diode VD halfwave rectifier, ceramic disc capacitor C1 filtering and enters
Voltage is reduced to 2.5V or so and enters the one end light emitting diode VL, then, light emitting diode VL by the one end resistance R1, R2, resistance R1
Obtaining electroluminescence, (after the light emitting diode VL of three tunnel power failure lack detection circuits shines, maintenance personal can pass through three after reaching scene
Light emitting diode VL luminous situation is quickly judged to power off either with or without phase line, if three light emitting diode VL all not it is electric
It shines, represents circuit and all have a power failure, a light emitting diode VL, which does not shine, represents the power-off of phase line phase shortage, two light-emitting diodes
If pipe VL do not shine represent the power-off of two phase line phase shortages, three light emitting diode VL all electroluminescence, it is normal to represent circuit),
300V or so voltage is reduced to 2.5V and is input to the built-in photodiode anode of optocoupler GO, then, optocoupler GO by resistance R2 simultaneously
Built-in photodiode obtains electroluminescence, due to, optocoupler GO built-in phototriode emitter and battery G cathode phase this moment
Logical, collector is communicated through resistance R3 and battery G anode, so, optocoupler GO built-in phototriode can be connected this moment, it collects
Electrode output low level enters the base stage of NPN triode Q1, and NPN triode Q1 base stage is in cut-off shape without suitable forward bias
State；When a wherein phase line L1 (L2, L3) for 380V three-phase four-wire power line is because of failure no longer out-put supply, due to this moment without
Ac power input end of the power input to the first via (the second tunnel, third road) power failure lack detection circuit, the first via (second
Road, third road) power failure lack detection circuit can be in power failure state；The power supply of battery G output this moment enters the first via (second
Road, third road) power failure lack detection circuit DC supply input both ends one end resistance R3 and NPN triode Q1 emitter, first
Road (the second tunnel, third road) power failure lack detection circuit DC supply input both ends are in obtain electricity condition；Then, light emitting diode
The photodiode power loss that VL power loss stops shining, optocoupler GO is built-in stops shining, this moment optocoupler GO built-in phototriode
Collector is exported without any level to the base stage of NPN triode Q1, in this way, NPN triode Q1 base stage can be through resistance R3 from electric power storage
Pond G obtains suitable forward bias conducting, its collector output low level enters relay J1 negative power supply input terminal, then, after
Electric appliance J1 obtain it is electric be attracted its control power input and normally opened contact end closure, due to relay J1 control power input and
The connection of battery G anode, the letter of three tunnel power failure lack detection circuit signal output end the resistance R4 other ends and single chip circuit A1
Number input terminal X is connected by conducting wire, so this moment, the positive pole of battery G output can be depressured through resistance R4 enters single-chip microcontroller
The signal input part X of circuit A1, since the three tunnel power failure lack detection circuit signal output end resistance R4 other ends and monolithic are electromechanical
The signal input part X of road A1 is connected by conducting wire, the signal output end CX and data transmitting line A2 signal of single chip circuit A1
Input terminal CR is connected by RS485 data line, so in actual use, any phase shortage all the way in three tunnel power failure lack detection circuits
Having a power failure, the positive pole that can all cause battery G to export enters the signal input part X of single chip circuit A1 through resistance R4 decompression,
Under the effect of single chip circuit A1 internal circuit, as long as when signal input part X input signal, internal circuit can be by voltage signal
Switch to digital signal and be input to the signal input part CR of data transmitting line A2 through RS485 data line from signal output end CX,
Data transmitting line A2 sends digital signal under itself function, through mobile radio network.When Remote feeding pipe
After reason department receives information by existing mature technology GIS platform, it can be shown by the screen accident point of GIS platform, and
When grasps fault point regional location, and (the data transmitting line SIM card of every place's the utility model has unique identification telephone number, sends
Out after digital signal, under the effect of GIS platform positioning system, actual fault point can be shown on the display screen of GIS platform
Show and), to notify fault point that nearby maintenance personal carries out on-call maintenance nearby, the electricity consumption to electricity consumption region is reduced as far as possible
It impacts.The utility model is that power supply department is based on existing GIS platform, by the screen accident point display function of GIS platform,
Fault point regional location is grasped, maintenance personal is notified to carry out on-call maintenance, reduces as far as possible and the electricity consumption of electricity consumption region is impacted
Powerful technique support is laid.Based on above-mentioned, so the application prospect that the utility model has had.
Shown in Fig. 2, element model specification is completely the same in three tunnel power failure lack detection circuits: diode VD is model
The rectifier diode of 1N4001, resistance R1, R2, R3, R4 resistance value are 100K, 100K, 10K, 100 Ω, light emitting diode VL respectively
It is red light emitting diodes, ceramic disc capacitor C1 specification is 0.22 μ F, and optocoupler GO model is 4N25；NPN triode Q1 model is
9013；Relay J1 is the 5V miniature relay of model DC4100.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the utility model is limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this reality
In the case where with novel spirit or essential attributes, the utility model can be realized in other specific forms.Therefore, no matter from
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by appended
Claim rather than above description limit, it is intended that the institute that will be fallen within the meaning and scope of the equivalent elements of the claims
It changes and is embraced therein.Right involved in should not treating any reference in the claims as limiting is wanted
It asks.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. the grid power blackout visualization device based on GIS, it is characterised in that including charging circuit, battery, power failure pile defection
Circuit, single chip circuit, data transmitting line, power failure lack detection circuit have identical three tunnel, and charging circuit, stops at battery
On circuit boards, circuit board is mounted in subassembly wrapper, member for electric lack detection circuit, single chip circuit, the installation of data transmitting line
Part box is mounted within the scope of power supply department management region at each total lock in subregion, and every road power failure lack detection circuit includes two poles
Pipe, resistance, light emitting diode, ceramic disc capacitor, optocoupler, NPN triode and relay are connected by circuit board wiring, two therebetween
Pole pipe cathode and first resistance one end, ceramic disc capacitor one end, second resistance one end connection, first resistance other end and hair
The connection of optical diode anode, second resistance other end photodiode anode built-in with optocoupler connect, and light emitting diode is negative
The pole photodiode cathode built-in with the ceramic disc capacitor other end, optocoupler connects, third resistance one end relay cathode power supply
Input terminal and control tip side connection, the third resistance other end and the built-in phototriode pipe collector of optocoupler, NPN triode
Base stage connection, NPN triode collector are connected with relay negative power supply input terminal, the built-in phototriode emitter of optocoupler
It is connected with NPN triode emitter, relay normally open contact end is connected with the 4th resistance one end, charging circuit power input two
End passes through conducting wire with wherein phase line, the zero curve of 380V three-phase four-wire power line respectively and connects, and the three of three-phase four-wire power line
Root phase line, zero curve are connected with three tunnel power failure lack detection circuit AC power sources input both ends by conducting wire respectively, and battery is positive and negative
The two poles of the earth respectively with the power input both ends of single chip circuit, data transmitting line power input both ends, three tunnel power failure pile defections
Circuit dc power inputs both ends by conducting wire connection, three tunnel power failure lack detection circuit signal output ends and single chip circuit
Signal input part is connected by conducting wire, and the signal output end of single chip circuit and the signal input part of data transmitting line pass through number
It is connected according to line.
2. the grid power blackout visualization device according to claim 1 based on GIS, it is characterised in that charging circuit is 220V
Turn 5V DC charger module.
3. the grid power blackout visualization device according to claim 1 based on GIS, it is characterised in that battery is lithium electric power storage
Pond.
4. the grid power blackout visualization device according to claim 1 based on GIS, it is characterised in that single chip circuit is main
Control chip model is STM8L052R8 one-chip computer module.
5. the grid power blackout visualization device according to claim 1 based on GIS, it is characterised in that data transmitting line is
GPRS module, model are Air202T.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820980218.1U CN208520925U (en) | 2018-06-25 | 2018-06-25 | Grid power blackout visualization device based on GIS |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820980218.1U CN208520925U (en) | 2018-06-25 | 2018-06-25 | Grid power blackout visualization device based on GIS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535553A (en) * | 2018-06-25 | 2018-09-14 | 海南电网有限责任公司信息通信分公司 | Grid power blackout visualization device based on GIS |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535553A (en) * | 2018-06-25 | 2018-09-14 | 海南电网有限责任公司信息通信分公司 | Grid power blackout visualization device based on GIS |
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