CN206364577U - A kind of distributed electricity system of looped network case - Google Patents
A kind of distributed electricity system of looped network case Download PDFInfo
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- CN206364577U CN206364577U CN201621339684.9U CN201621339684U CN206364577U CN 206364577 U CN206364577 U CN 206364577U CN 201621339684 U CN201621339684 U CN 201621339684U CN 206364577 U CN206364577 U CN 206364577U
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- 230000005611 electricity Effects 0.000 title claims abstract description 60
- 230000009977 dual effect Effects 0.000 claims abstract description 49
- 238000009434 installation Methods 0.000 claims abstract description 32
- 239000000523 sample Substances 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 230000007613 environmental effect Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 238000005286 illumination Methods 0.000 description 5
- 238000007726 management method Methods 0.000 description 5
- 230000009545 invasion Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
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- 230000006698 induction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
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- 230000009467 reduction Effects 0.000 description 1
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Classifications
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses a kind of distributed electricity system of looped network case, including the dual power supply switching device in looped network case, one end of the dual power supply switching device is connected with PT electric supply installations, and the other end is connected with solar electric power supply system；Also include electric probe device, the switch in the dual power supply switching device is controlled to switch to the one end being connected with the solar electric power supply system for detecting whether whether dead electricity or the PT electric supply installations power off bus, and when the bus dead electricity or the PT electric supply installations are powered off.The distributed electricity system of looped network case provided by the utility model, pass through the real-time monitoring of the electric probe device, realize the automatic switching of the dual power supply switching device, improve the safe and reliable operation of looped network case, and the system is easy to operate, easy care, environmental protection and energy saving, suit large area to popularize application, can effective guarantee safe operation of electric network.
Description
Technical field
The utility model is related to looped network case power supply unit field, more particularly to a kind of distributed electricity system of looped network case.
Background technology
At present, mainly there are three kinds of modes in the electric power system of the looped network case of operation：(1) looped network case band PT cabinet (mutual induction of voltage
Device cabinet), no DTU (distribution power automation terminal) is powered by the PT secondary side 220V power supplys of PT cabinets, and branch switch shines for looped network case
Bright, environmental monitoring system (including ambient temperature and humidity monitoring, ozone concentration monitoring, smoke detection, illegal invasion monitoring, water enchroachment (invasion) prison
Intelligent dehumidifying control, Ventilation Control, Lighting control in survey, cabinet inner contact temperature monitoring, video monitoring, cabinet), switch control operations
Power supply；(2) looped network case band PT+DTU casees, are powered by PT cabinet PT secondary side 220V power supplys, and branch switch is for the illumination of looped network case, environment
Control system, distribution power automation terminal power supply, DTU dc sources supply switch control operations power supply；(3) looped network case without PT cabinets and
Without station power supply in DTU, looped network case.
However, when the bus dead electricity or PT cabinet failures of looped network case, electric power system will be powered off, it is impossible to ensure illumination, ring
, there is potential safety hazard, there is line loss using the power supply on bus, do not save in the normal power supply that border is monitored and switch is controlled
Energy.
In addition, being not provided with power supply in some looped network casees at present, it is impossible to provide illumination, environmental monitoring and switch control
The normal power supply of system, it is impossible to ensure the safe and reliable operation of looped network case.
Therefore, the reliability of looped network case electricity consumption how is improved, is that those skilled in the art need the technology solved to ask at present
Topic.
Utility model content
The purpose of this utility model is to provide a kind of distributed electricity system of looped network case, looped network case distribution electricity system
By setting single-pole double throw switching device, effectively prevent electric energy from falling to send, automatic switching can be realized, it is ensured that the safety of looped network case can
By operation.
To achieve the above object, the utility model provides following technical scheme：
A kind of distributed electricity system of looped network case, including the dual power supply switching device in looped network case, double electricity
One end of source switching device is connected with PT electric supply installations, and the other end is connected with solar electric power supply system；Also include electric probe device, use
In detection bus, whether whether dead electricity or the PT electric supply installations power off, and are powered dress in the bus dead electricity or the PT
The switch in the dual power supply switching device is controlled to switch to the one end being connected with the solar electric power supply system when putting power-off.
It is preferred that, the solar electric power supply system includes solar components, accumulator cell assembly and solar powered management
Device, the solar powered managing device is provided with solar components input port and accumulator cell assembly interface, the solar energy
Power supply management device is changeable to be powered or the accumulator cell assembly is powered by the solar components, and the solar energy is supplied
Electric managing device can charge the electrical energy transportation of the solar components to the accumulator cell assembly；The electric probe device with it is described
The output end connection of solar powered managing device.
It is preferred that, the solar powered managing device is specially UPS uninterrupted power sources.
It is preferred that, the output end of the solar powered managing device is connected with inverter power supply device, the inverter
Device is connected with one end of the dual power supply switching device.
It is preferred that, switch control operations power supply is also associated with the output end of the solar powered managing device, it is described
Switch control operations power supply for switching, powered or the accumulator cell assembly is powered by the solar components.
It is preferred that, the solar components include at least 8 pieces solar energy photovoltaic panels, and at least 4 pieces solar energies
Volt plate is liftable with the folding photovoltaic panel of supplementary power.
It is preferred that, it is the battery that 12V, capacity are 250Ah that the accumulator cell assembly, which includes at least 8 groups voltages,.
It is preferred that, the electric probe device includes current sensor, voltage sensor and detection means, the current sensor
For detecting load current, the voltage sensor is used for the voltage for detecting the PT electric supply installations, and the detection means is used for
Detect the testing result of the current sensor and the voltage sensor in real time, and judge bus whether dead electricity or institute
State whether PT electric supply installations power off, filled when the bus dead electricity or the PT electric supply installations are powered off to the dual power supply switching
Put and send switching signal.
It is preferred that, the dual power supply switching device includes switching part and control unit, and the control unit can connect
Receive the backward switching part of the switching signal and send action command, the switching part is receiving the action command
Afterwards by switch on-off to the one end being connected with the solar electric power supply system.
It is preferred that, the output end of the dual power supply switching device and the illuminace component in the looped network case, environmental monitoring system
System and DTU connections.
The distributed electricity system of looped network case provided by the utility model, including the dual power supply switching in looped network case
Device, one end of the dual power supply switching device is connected with PT electric supply installations, and the other end is connected with solar electric power supply system；Also wrap
Include electric probe device, for detecting whether whether dead electricity or the PT electric supply installations power off bus, and in the bus dead electricity or
PT electric supply installations described in person control the switch in the dual power supply switching device to switch to and the solar powered system when powering off
One end of system connection.Looped network case distribution electricity system, by setting the dual power supply switching device and institute in looped network case
Electric probe device is stated, in normal state, the dual power supply switching device is connected with the PT electric supply installations, when the electric probe device
When detecting the PT electric supply installations and breaking down, or during bus power-off, it will can be sent to the dual power supply switching device
Switching signal, the dual power supply switching device will switch power supply to the solar electric power supply system, and the system passes through the electrical measurement
The real-time monitoring of device, realizes the automatic switching of the dual power supply switching device, improves the safe and reliable operation of looped network case, and
The system is easy to operate, easy care, environmental protection and energy saving, suit large area to popularize application, can effective guarantee safe operation of electric network.
In a preferred embodiment, the electric probe device includes current sensor, voltage sensor and detection means,
The current sensor is used to detect load current, and the voltage sensor is used for the voltage for detecting the PT electric supply installations, institute
The testing result that detection means is used to detect the current sensor and the voltage sensor in real time is stated, and judges bus
Whether whether dead electricity or the PT electric supply installations power off, when the bus dead electricity or the PT electric supply installations are powered off to institute
State dual power supply switching device and send switching signal.Above-mentioned setting, by setting the current sensor and the voltage sensor,
The automatic detection of the electric probe device can be realized, meanwhile, switching signal can be sent to double electricity by the electric probe device
Source switching device, realizes the automatic switchover of the dual power supply switching device, and automaticity is high, and control accuracy is high, it is ensured that looped network
The safe and reliable operation of case.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of embodiment of the distributed electricity system of looped network case provided by the utility model
Figure.
Embodiment
Core of the present utility model is to provide a kind of distributed electricity system of looped network case, looped network case distribution electricity system
By setting single-pole double throw switching device, automatic switching can be realized, it is ensured that the safe and reliable operation of looped network case, meanwhile, use
Solar energy is originated as energy, environmental protection and energy saving.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1 is refer to, Fig. 1 is a kind of embodiment of the distributed electricity system of looped network case provided by the utility model
Structural representation.
In this embodiment, the distributed electricity system of looped network case includes the dual power supply switching dress being arranged in looped network case
Put, one end of dual power supply switching device is connected with PT electric supply installations, the PT electric supply installations are specially the PT bis- being connected on bus
Secondary side 220V power supplys, the other end of dual power supply switching device is connected with solar electric power supply system；The system also includes electric probe device,
Electric probe device is used to detect whether whether dead electricity or PT electric supply installations power off bus, and in bus dead electricity or PT electric supply installations
Any one situation of two kinds of situations of power-off occurs or occurred simultaneously when, opening in electric probe device control dual power supply switching device
Concern shifts to the one end being connected with solar electric power supply system, i.e., switched to and powered by solar electric power supply system by bussed supply.
Specifically, looped network case distribution electricity system, by setting dual power supply switching device and electrical measurement in looped network case
Device, in normal state, dual power supply switching device are connected with PT electric supply installations, when electric probe device detects PT electric supply installations hair
During raw failure, or during bus power-off, switching signal can will be sent to dual power supply switching device, dual power supply switching device is by electricity
Source switches to solar electric power supply system, and the system realizes the automatic of dual power supply switching device by the real-time monitoring of electric probe device
Switching, improve looped network case safe and reliable operation, and the system is easy to operate, easy care, environmental protection and energy saving, suit large area to popularize
Using energy effective guarantee safe operation of electric network.
Further, solar electric power supply system includes solar components, accumulator cell assembly and solar powered managing device,
Solar powered managing device is provided with solar components input port and accumulator cell assembly interface, and solar powered managing device can
Switching is powered by solar components or accumulator cell assembly is powered, and solar powered managing device can be by solar components
Electrical energy transportation charges to accumulator cell assembly；Electric probe device is connected with the output end of solar powered managing device, i.e. electric probe device
It is connected to the DC output end of solar powered managing device.
In above-mentioned solar electric power supply system, solar powered managing device is changeable to be powered by solar components or by storing
Battery component is powered, specifically, solar powered managing device is judged according to the generated energy of solar components, works as solar energy
When sufficient, in the case that the illumination such as fine day is sufficient, i.e., when solar energy has enough energy, directly supplied by solar components
Electricity, when without enough solar energies, solar powered managing device automatically switches to accumulator cell assembly and powered, certainly, works as the sun
Energy is sufficient and when having more than needed, solar powered managing device can be by the electrical energy transportation of solar components to batteries
Part.
Further, solar powered managing device is specially UPS uninterrupted power sources, and UPS uninterrupted power sources can be looped network
Power device uninterrupted power supply in case, power supply is stable, load is maintained normal work and protects load soft and hardware not to be damaged
It is bad.
Further, the output interface of solar powered managing device has multiple, connection on one of export structure
There is inverter power supply device, the direct current of solar powered managing device can be converted to alternating current by inverter power supply device, for negative
Load is used.Inverter power supply device is connected with one end of dual power supply switching device, inverter power supply device be solar electric power supply system with
Connection bridge between dual power supply switching device.
More specifically, the output end of solar powered managing device is DC output end, and output voltage is the straight of 48V
Voltage is flowed, the output end of inverter power supply device is ac output end, and output voltage is 220V alternating voltage.
It is preferred that, inverter power supply device uses 48V/4000W inversion parts.
In addition, switch control operations power supply is also associated with the output interface of solar powered managing device, switch control
Operation power for switching, powered or accumulator cell assembly is powered by solar components, specifically, the switch control operations power supply can
To be adjusted by the commutator for controlling to be arranged in solar powered managing device.
The electricity system, in solar energy system, solar components and storage can be realized by switch control operations power supply
Power switching between battery component, in addition, dual power supply switching device, can also be realized by the testing result of electric probe device
Switching between PT electric supply installations and solar electric power supply system, a variety of fit systems, strong applicability disclosure satisfy that looped network case is different
Need for electricity, it is ensured that Electrical Safety is reliable, and environmental protection.
On the basis of the respective embodiments described above, solar components include at least 8 pieces solar energy photovoltaic panels, and at least 4
Block solar energy photovoltaic panel is folds photovoltaic panel, and remaining solar photovoltaic panel is fixed photovoltaic panel, fold photovoltaic panel liftable to
Fixed photovoltaic panel is in approximately the same plane with supplementary power.Specifically, solar components are preferably by 8 pieces of 250W polycrystalline silicon solars
Photovoltaic panel is constituted, and symmetric design is " people " character form structure, is 4 pieces of solar energy photovoltaic panel compositions per side, wherein while possessing automatic
Elevating function, photovoltaic panel is fixed when power source loads are smaller and photovoltaic panel formation " people " font is folded, when power source loads are larger,
Photovoltaic panel is folded to rise with fixing photovoltaic panel formation plane, to ensure power reguirements.Above-mentioned setting, when the work(needed for power device
When rate is relatively low, it can only be generated electricity not against photovoltaic panel is folded by fixed photovoltaic panel, when the power needed for power device is higher
When, it can will fold photovoltaic panel and rise, and an integral planar be formed with fixed photovoltaic panel, to improve generated energy, it is ensured that looped network case
Power consumption, improve applicability, meet different use demands.
Further, it is the battery that 12V, capacity are 250Ah that accumulator cell assembly, which includes at least 8 groups voltages, to ensure that 1KW is loaded
Power demands.
The looped network case distributed energy storage device, including solar components, accumulator cell assembly, solar powered management dress
Put, inverter power supply device, wherein, solar components and accumulator cell assembly access sun-generated electric power management part, such as UPS, too
It is positive can power management component UPS output direct current DC48V, and by DC supply input inverter power supply device, inverter power supply device
AC220V power supplys will be exported after the DC48V inversions of input.
Specifically, there is provided to switch control operations power supply and electricity by sun-generated electric power managing device (UPS) output DC48V
The power supply for surveying device is powered, and inputs inverter power supply device.Inverter power supply device will export AC220V after the DC48V inversions of input
Plant-grid connection dual power supply automatic switching device, dual power supply automatic switching device has 2 input interfaces, and PT sides power access dual power supply
Another input interface of automatic switching control equipment, it is comprehensive to ambient intelligence that dual power supply automatic switching device delivery outlet provides AC220V power supplys
Close monitoring system, DTU, illumination and other electricity consumptions.
On the basis of the respective embodiments described above, electric probe device includes current sensor, voltage sensor and detection means,
Current sensor is used to detect load current, and voltage sensor is used for the voltage for detecting PT electric supply installations, and detection means is used for real
When detection current sensor and voltage sensor testing result, and judge whether dead electricity or PT electric supply installations are bus
No power-off, switching signal is sent when bus dead electricity or PT electric supply installations are powered off to dual power supply switching device.
Above-mentioned setting, by setting current sensor and voltage sensor, it is possible to achieve the automatic detection of electric probe device, together
When, switching signal can be sent to dual power supply switching device by electric probe device, realize the automatic switchover of dual power supply switching device, from
Dynamicization degree is high, and control accuracy is high, it is ensured that the safe and reliable operation of looped network case.
Further, dual power supply switching device includes switching part and control unit, and control unit can receive switching
Signal Backward handoff part sends action command, and switching part supplies switch on-off to solar energy after action command is received
One end of electric system connection.
Further, in the output end of dual power supply switching device and looped network case illuminace component, environmental monitoring system and
DTU connections, it is, of course, also possible to be connected with others load, for providing electric energy for consuming parts.
Looped network case distribution electricity system, including solar components, sun-generated electric power managing device, such as UPS, electric power storage
Pond component, dual-power automatic switching device, inverter power supply device, electrical measurement (voltage, electric current) device, the system can effectively solve the problem that
Looped network case PT cabinets station is with after power cut-off or the station power issue without PT cabinets；Supplied using distributed clean energy resource (solar energy)
Electricity, the effectively save power network energy, reduction line loss；With UPS energy storage technologies, looped network case safe operating life is improved using single
Dpdt double-pole double-throw (DPDT) intelligence handoff technique, effectively prevents that power supply from falling problem of sending, ensures safe operation of electric network；To looped network case realize in real time,
Line monitors the state parameters such as line voltage distribution, electric current, failure and by environmental monitoring system, carries out ambient temperature and humidity, foul smell dense
The monitoring of the parameters such as degree, illegal invasion, water enchroachment (invasion), fire, cabinet inner contact temperature, data and dual power supply that environmental monitoring system is obtained
The relevant parameter that automatic switching device is received collected by DTU (no DTU looped network case, by environmental monitoring main frame collect after upload
To the distribution automation unified platform) control centre is uploaded to, access the distribution automation unified platform.The system can also distribution it is automatic
Change the unified platform and remotely carry out switch control, Ventilation Control, Lighting control, the operation such as Intelligent dehumidifying control in cabinet；Configure video
Monitoring, when failure occurs that the very first time field condition can be grasped, makes emergency processing.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The distributed electricity system of looped network case provided by the utility model is described in detail above.It is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help
Understand method of the present utility model and its core concept.It should be pointed out that for those skilled in the art,
On the premise of not departing from the utility model principle, some improvement and modification can also be carried out to the utility model, these improve and
Modification is also fallen into the utility model scope of the claims.
Claims (10)
1. the distributed electricity system of a kind of looped network case, it is characterised in that including the dual power supply switching device in looped network case,
One end of the dual power supply switching device is connected with PT electric supply installations, and the other end is connected with solar electric power supply system；Also include electricity
Device is surveyed, for detecting whether whether dead electricity or the PT electric supply installations power off bus, and in the bus dead electricity or institute
Control the switch in the dual power supply switching device to switch to when stating the power-off of PT electric supply installations with the solar electric power supply system to connect
The one end connect.
2. the distributed electricity system of looped network case according to claim 1, it is characterised in that the solar electric power supply system bag
Solar components, accumulator cell assembly and solar powered managing device are included, the solar powered managing device is provided with too
Positive energy component input port and accumulator cell assembly interface, the solar powered managing device is changeable to be supplied by the solar components
Electric or described accumulator cell assembly is powered, and the solar powered managing device can be defeated by the electric energy of the solar components
Give the accumulator cell assembly charging；The electric probe device is connected with the output end of the solar powered managing device.
3. the distributed electricity system of looped network case according to claim 2, it is characterised in that the solar powered management dress
Put specially UPS uninterrupted power sources.
4. the distributed electricity system of looped network case according to claim 2, it is characterised in that the solar powered management dress
The output end put is connected with inverter power supply device, and the inverter power supply device is connected with one end of the dual power supply switching device.
5. the distributed electricity system of looped network case according to claim 2, it is characterised in that the solar powered management dress
Switch control operations power supply is also associated with the output end put, the switch control operations power supply is used to switch the solar energy group
Part is powered or the accumulator cell assembly is powered.
6. the distributed electricity system of looped network case according to claim 2, it is characterised in that the solar components are included extremely
Few 8 pieces of solar energy photovoltaic panels, and at least 4 pieces solar energy photovoltaic panels are liftable with the folding photovoltaic panel of supplementary power.
7. the distributed electricity system of looped network case according to claim 6, it is characterised in that the accumulator cell assembly is included extremely
Few 8 groups of voltages are the battery that 12V, capacity are 250Ah.
8. the distributed electricity system of looped network case according to claim 1 to 7 any one, it is characterised in that the electrical measurement
Device includes current sensor, voltage sensor and detection means, and the current sensor is used to detect load current, the electricity
Pressure sensor is used to detecting the voltage of the PT electric supply installations, the detection means be used to detecting in real time the current sensor with
And the testing result of the voltage sensor, and judge whether whether dead electricity or the PT electric supply installations power off bus,
When the bus dead electricity or the PT electric supply installations power-off switching signal is sent to the dual power supply switching device.
9. the distributed electricity system of looped network case according to claim 8, it is characterised in that the dual power supply switching device bag
Include switching part and control unit, the control unit can be sent to the switching part after the switching signal is received
Action command, the switching part connects switch on-off to the solar electric power supply system after the action command is received
The one end connect.
10. the distributed electricity system of looped network case according to claim 9, it is characterised in that the dual power supply switching device
Output end be connected with illuminace component, environmental monitoring system and the DTU in the looped network case.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621339684.9U CN206364577U (en) | 2016-12-07 | 2016-12-07 | A kind of distributed electricity system of looped network case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621339684.9U CN206364577U (en) | 2016-12-07 | 2016-12-07 | A kind of distributed electricity system of looped network case |
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| CN206364577U true CN206364577U (en) | 2017-07-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451754A (en) * | 2016-12-07 | 2017-02-22 | 国网浙江杭州市富阳区供电公司 | Looped network cabinet distribution type power utilization system |
-
2016
- 2016-12-07 CN CN201621339684.9U patent/CN206364577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451754A (en) * | 2016-12-07 | 2017-02-22 | 国网浙江杭州市富阳区供电公司 | Looped network cabinet distribution type power utilization system |
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