CN209233547U - Low pressure electricity getting system - Google Patents
Low pressure electricity getting system Download PDFInfo
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- CN209233547U CN209233547U CN201821263674.0U CN201821263674U CN209233547U CN 209233547 U CN209233547 U CN 209233547U CN 201821263674 U CN201821263674 U CN 201821263674U CN 209233547 U CN209233547 U CN 209233547U
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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
- Y02B10/10—Photovoltaic [PV]
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model relates to a kind of low pressure electricity getting systems.Above-mentioned low pressure electricity getting system includes solar energy electricity getting device, current transformer electricity getting device, AC/DC conversion circuit module, ternary battery charge controller, ternary battery modules, surge lightning-protection module and super capacitor mould group；Solar energy electricity getting device is for converting solar energy into electrical energy；Current transformer electricity getting device is used to be electrically connected with the inlet wire cable in distribution switch room；AC/DC conversion circuit module is arranged in series with current transformer electricity getting device；Ternary battery charge controller is electrically connected with solar energy electricity getting device and AC/DC conversion circuit module respectively；Ternary battery modules are arranged in parallel with ternary battery charge controller.In the case where current transformer electricity getting device and the equal power loss of solar energy electricity getting device, ternary battery modules are automatically powered apparatus of load and can continue 6-7 hours, meet the daily power demand of apparatus of load.
Description
Technical field
The utility model relates to distribution technique fields, more particularly to a kind of low pressure electricity getting system.
Background technique
Data transmission unit is for being converted to IP data for serial data or IP data being converted to serial data and are passed through
The wireless terminal device that cordless communication network is transmitted.Data transmission unit be widely used in distribution, meteorology, hydrology and water conservancy,
The industries such as geology.
The low pressure electricity getting system of the data transmission unit of traditional power distribution room be usually take splicing voltage transformer cabinet or
The mode that small-sized station becomes.The low pressure electricity getting system of above-mentioned data transmission unit has installation, and time-consuming and occupied space is larger
The problem of.
Utility model content
Based on this, it is necessary to for data transmission unit low pressure electricity getting system exist installation time-consuming and occupied space compared with
Big problem provides a kind of low pressure electricity getting system.
A kind of low pressure electricity getting system, comprising:
Solar energy electricity getting device, for converting solar energy into electrical energy；
Current transformer electricity getting device, for being electrically connected with the inlet wire cable in distribution switch room；
AC/DC conversion circuit module is arranged in series with the current transformer electricity getting device；
Ternary battery charge controller, it is electric with the solar energy electricity getting device and the AC/DC conversion circuit module respectively
Connection；
Ternary battery modules are arranged in parallel with the ternary battery charge controller, and the ternary battery modules are for storing up
Electric power storage energy is simultaneously arranged in parallel with apparatus of load；
Surge lightning-protection module, the surge lightning-protection module are arranged in parallel with the ternary battery charge controller；And
Super capacitor mould group, the super capacitor Mo Zu charge with the ternary battery modules and the ternary battery respectively
Controller is arranged in parallel, and the super capacitor mould group is arranged in parallel for storing electrical energy and with the apparatus of load.
Above-mentioned low pressure electricity getting system, ternary battery charge controller are converted with solar energy electricity getting device and AC/DC respectively
Circuit module electrical connection, since current transformer electricity getting device is directly electrically connected with the inlet wire cable in distribution switch room, and AC/DC
Conversion circuit module is electrically connected with current transformer electricity getting device, the AC conversion for accessing current transformer electricity getting device
Direct current, and solar energy electricity getting device directly converts solar energy into electrical energy, in this way from ternary battery charge controller input terminal
The electric current of input is direct current, and DC conversion is high-frequency alternating current and rectifies output by ternary battery charge controller, and
By transformation and rectification output DC voltage, and since ternary battery modules and ternary battery charge controller are arranged in parallel, and
Ternary battery modules are arranged in parallel with apparatus of load, and apparatus of load can be the data transmission unit of power distribution room and its inside, are made
The direct current that ternary battery charge controller output end generates is delivered to apparatus of load or is stored in ternary battery modules；Work as electricity
In the case where current transformer electricity getting device and the equal power loss of solar energy electricity getting device, ternary battery modules automatically carry out apparatus of load
It powers and 6-7 hours can be continued, meet the daily power demand of apparatus of load；Above-mentioned low pressure electricity getting system, current transformer
Electricity getting device may be mounted at inlet wire cable, and solar energy electricity getting device is mounted on the roof where apparatus of load, such as power distribution room
Roof, without occupying the space resources of power distribution room preciousness, avoid data transmission unit low pressure take electricity there are occupied space compared with
Big problem；Since only the installation needs of current transformer electricity getting device are matched in the installation process of above-mentioned low pressure electricity getting system
Electric room has a power failure, and power off time is can be controlled within an hour, and the installation of traditional low pressure electricity getting system needs power distribution room to have a power failure
3-4 hours, solve the problems, such as data transmission unit low pressure electricity getting system exist installation time-consuming；Due to surge lightning-protection module
It is arranged in parallel with the ternary battery charge controller, prevents Current Mutual Inductance electricity getting device to be struck by lightning or surge over voltage, make whole
The output voltage of a low pressure electricity getting system is more stable；Due to super capacitor mould group for storing electrical energy and with the apparatus of load simultaneously
Connection setting, the direct current for exporting ternary battery charge controller can also be stored to super capacitor mould group, use super electricity
Molar group cooperation ternary battery modules carry out taking electric energy storage, can preferably meet uninterrupted confession when distribution switch room has a power failure
Electricity.It is very big on the influence of the life of storage battery of data transmission unit due to needing transient high-current when automation switch motion, and adopt
With super capacitor mould group energy storage, transient high-current is provided and gives automation switch motion, can be reduced the High-current output of battery, from
And extend the service life of battery；In addition, solar energy electricity getting device takes power source head to belong to the energy of clean and environmental protection, largely
Environmental pollution is advantageously reduced after popularization.
The low pressure electricity getting system further includes super capacitor charging buffer module in one of the embodiments, described super
Grade capacitor charging buffer module is arranged in parallel with the ternary battery charge controller, and the super capacitor charging buffer module is used
In the voltage for stablizing the ternary battery charge controller input terminal, generated to prevent ternary battery charge controller output end larger
Voltage fluctuation.
The low pressure electricity getting system further includes current transformer protection circuit module in one of the embodiments, described
Current transformer protection circuit module is series at the AC/DC conversion circuit module and connect with the ternary battery charge controller
Circuit on, to prevent current transformer electricity getting device under open circuit or underload secondary side overvoltage.
The solar energy electricity getting device includes solar battery and circuit module in one of the embodiments, it is described too
Positive energy battery is electrically connected with the circuit module, and the solar battery is for converting solar energy into electrical energy, the circuit mould
Block is electrically connected with the ternary battery charge controller, so that the solar energy electricity getting device and ternary battery charge controller electricity
Connection.
The solar battery is polysilicon photovoltaic cells in one of the embodiments,.
The current transformer electricity getting device is used to carry out single-phase take to the inlet wire cable in one of the embodiments,
Electricity further shortens the set-up time of current transformer electricity getting device.
Detailed description of the invention
Fig. 1 is the connection schematic diagram of the low pressure electricity getting system of an embodiment.
Specific embodiment
Low pressure electricity getting system is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of low pressure electricity getting system is given in attached drawing.But low pressure electricity getting system can be in many different forms
To realize, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to take low pressure electric system
The disclosure of system is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.It is in the term used in the description of low pressure electricity getting system herein
In order to describe the purpose of specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
For example, a kind of low pressure electricity getting system includes solar energy electricity getting device, current transformer electricity getting device, AC/DC conversion
Circuit module, ternary battery charge controller and ternary battery modules；For example, solar energy electricity getting device is used to turn solar energy
Turn to electric energy；For example, current transformer electricity getting device is used to be electrically connected with the inlet wire cable in distribution switch room；For example, AC/DC turns
Circuit module is changed to be arranged in series with the current transformer electricity getting device；For example, ternary battery charge controller respectively with it is described
Solar energy electricity getting device and AC/DC conversion circuit module electrical connection；For example, ternary battery modules and the ternary battery
Charge controller is arranged in parallel；For example, the ternary battery modules are arranged in parallel for storing electrical energy and with apparatus of load.Example
Such as, a kind of low pressure electricity getting system includes solar energy electricity getting device, current transformer electricity getting device, AC/DC conversion circuit module, three
First battery charge controller and ternary battery modules；Current transformer electricity getting device is used for the inlet wire cable with distribution switch room
Electrical connection；AC/DC conversion circuit module is arranged in series with the current transformer electricity getting device；Ternary battery charge controller point
It is not electrically connected with the solar energy electricity getting device and the AC/DC conversion circuit module, the ternary battery charge controller is used
In by DC conversion be high-frequency alternating current, and by transformation and rectification output DC voltage；Ternary battery modules and described three
First battery charge controller is arranged in parallel, and the ternary battery modules are arranged in parallel for storing electrical energy and with apparatus of load.
As shown in Figure 1, the low pressure electricity getting system 10 of an embodiment takes including solar energy electricity getting device 100, current transformer
Electric installation 200, AC/DC conversion circuit module 300, ternary battery charge controller 400 and ternary battery modules 500.
Solar energy electricity getting device 100 is for converting solar energy into electrical energy, in the present embodiment, solar energy electricity getting device peace
On roof loaded on power distribution room, space valuable in power distribution room is saved.Current transformer electricity getting device 200 with distribution for opening
Close the inlet wire cable electrical connection in room.
AC/DC conversion circuit module 300 is arranged in series with the current transformer electricity getting device, i.e. AC/DC conversion circuit
Module is electrically connected with current transformer electricity getting device.AC/DC conversion circuit module is for accessing current transformer electricity getting device
AC conversion be direct current.
Ternary battery charge controller 400 respectively with the solar energy electricity getting device 100 and the AC/DC conversion circuit mould
Block 300 is electrically connected.In the present embodiment, the solar energy electricity getting device and the AC/DC conversion circuit module are electric with ternary
Pond charge controller is arranged in series.The ternary battery charge controller is used to DC conversion be high-frequency alternating current, and leads to
Cross transformation and rectification output DC voltage.
Ternary battery modules 500 are arranged in parallel with the ternary battery charge controller 400.The ternary battery modules are used
It is arranged in parallel in storing electrical energy and with apparatus of load 20.For example, the piezoelectric voltage that takes of apparatus of load is 48V.For another example, apparatus of load
Take electric current be 0.4A.In the present embodiment, apparatus of load is that power distribution room and its data transmission unit are electrically connected, specifically,
Apparatus of load is that the battery of data transmission unit is electrically connected, and the cathode of battery is directly grounded.
Above-mentioned low pressure electricity getting system, ternary battery charge controller are converted with solar energy electricity getting device and AC/DC respectively
Circuit module electrical connection, since current transformer electricity getting device is directly electrically connected with the inlet wire cable in distribution switch room, and AC/DC
Conversion circuit module is electrically connected with current transformer electricity getting device, the AC conversion for accessing current transformer electricity getting device
Direct current, and solar energy electricity getting device directly converts solar energy into electrical energy, in this way from ternary battery charge controller input terminal
The electric current of input is direct current, and since ternary battery modules and ternary battery charge controller are arranged in parallel, and ternary electricity
Chi Mo group is arranged in parallel with apparatus of load, and apparatus of load can be the data transmission unit of power distribution room and its inside, keeps ternary electric
The direct current that pond charge controller output end generates is delivered to apparatus of load or is stored in ternary battery modules；Work as Current Mutual Inductance
In the case where device electricity getting device and the equal power loss of solar energy electricity getting device, ternary battery modules apparatus of load is powered automatically and
It can continue 6-7 hours, meet the daily power demand of apparatus of load；Above-mentioned low pressure electricity getting system, current transformer take Denso
It sets and may be mounted at inlet wire cable, solar energy electricity getting device is mounted on the roof where apparatus of load, such as the roof of power distribution room, nothing
The space resources of power distribution room preciousness need to be occupied, that is, is not take up the cabinet position of switchgear, the low pressure for avoiding data transmission unit takes electricity
There is a problem of that occupied space is larger；Since only current transformer takes Denso in the installation process of above-mentioned low pressure electricity getting system
The installation set needs power distribution room to have a power failure, and power off time is can be controlled within an hour, and the installation of traditional low pressure electricity getting system
Need power distribution room power failure 3-4 hours, solve the problems, such as data transmission unit low pressure electricity getting system exist installation time-consuming；This
Outside, solar energy electricity getting device takes the power source head to belong to the energy of clean and environmental protection, advantageously reduces environmental pollution after large-scale popularization.
Above-mentioned low pressure electricity getting system, the device install solar energy electricity getting device on the roof of power distribution room, utilize solar energy
For the storage battery power supply of data transmission unit, but solar energy is affected by weather and weather, can not stabilize to power distribution room offer
Low-tension supply, the synchronous electric current using distribution switch room inlet wire cable, i.e. the inlet wire cable installation electric current in distribution switch room are mutual
Sensor, it is complementary with solar energy electricity getting device to take electricity.For meet power distribution room basic equipment power demand, which takes
Electric installation need to have following parameter: in the case where inlet wire cable has more than 40A load current, can stablize output AC20V/
1.2A, effective power 18w.
To prevent Current Mutual Inductance electricity getting device to be struck by lightning or surge over voltage, the low pressure in one of the embodiments,
Electricity getting system 10 further includes surge lightning-protection module 600, the surge lightning-protection module 600 and the ternary battery charge controller
400 are arranged in parallel, and Current Mutual Inductance electricity getting device is prevented to be struck by lightning or surge over voltage.
The low pressure electricity getting system 10 further includes super capacitor mould group 700, the super electricity in one of the embodiments,
Molar group is arranged in parallel with the ternary battery modules 500 and the ternary battery charge controller 400 respectively, described super
Electric capacity module is arranged in parallel for storing electrical energy and with the apparatus of load, the direct current for exporting ternary battery charge controller
It can store respectively to ternary battery modules and super capacitor mould group.It is carried out using ternary battery modules and super capacitor mould group
Electric energy storage is taken, uninterrupted power supply when distribution switch room has a power failure is met.Due to needing transient high-current when automation switch motion,
It is very big on the influence of the life of storage battery of data transmission unit, and the group energy storage of super capacitor mould is used, transient high-current is provided to certainly
Dynamic Switching movement, can be reduced the High-current output of battery, to extend the service life of battery.For example, super electricity
Independent assortment capacity may be implemented in molar group and ternary battery modules, is such as combined into optimal capacity according to actual needs.For example, super
Grade electric capacity module and the capacity of ternary battery modules are 48V/2.2ah, in the case where taking the complete power loss in electric end, ternary battery
Mould group can continuously power 6-7 hours, and super capacitor mould group can continuously power 12-14 hours.
The low pressure electricity getting system 10 further includes super capacitor charging buffer module 800 in one of the embodiments,
The super capacitor charging buffer module is arranged in parallel with the ternary battery charge controller 400, the super capacitor charging
Buffer module is used to stablize the voltage of the ternary battery charge controller input terminal, to prevent the output of ternary battery charge controller
End generates biggish voltage fluctuation.
The low pressure electricity getting system 10 further includes current transformer protection circuit module 900 in one of the embodiments,
The current transformer protection circuit module is series at the AC/DC conversion circuit module 300 and controls with ternary battery charging
On the circuit of device processed connection, to prevent current transformer electricity getting device under open circuit or underload secondary side overvoltage.
For example, the low pressure electricity getting system further includes super capacitor charging buffer module and current transformer protection circuit mould
Block.The super capacitor charging buffer module is arranged in parallel with the ternary battery charge controller, the super capacitor charging
Buffer module is used to stablize the voltage of the ternary battery charge controller input terminal, to prevent the output of ternary battery charge controller
End generates biggish voltage fluctuation.Current transformer protection circuit module be series at the AC/DC conversion circuit module with
It is secondary under open circuit or underload to prevent current transformer electricity getting device on the circuit of the ternary battery charge controller connection
Side overvoltage.
Above-mentioned low pressure electricity getting system, ternary battery charge controller are converted with solar energy electricity getting device and AC/DC respectively
Circuit module electrical connection, since current transformer electricity getting device is directly electrically connected with the inlet wire cable in distribution switch room, and AC/DC
Conversion circuit module is electrically connected with current transformer electricity getting device, the AC conversion for accessing current transformer electricity getting device
Direct current, and solar energy electricity getting device directly converts solar energy into electrical energy, in this way from ternary battery charge controller input terminal
The electric current of input is direct current, and DC conversion is high-frequency alternating current and rectifies output by ternary battery charge controller, again
Since ternary battery modules and ternary battery charge controller are arranged in parallel, and ternary battery modules are in parallel with apparatus of load sets
It sets, apparatus of load can be the data transmission unit of power distribution room and its inside, generate ternary battery charge controller output end
Direct current be delivered to apparatus of load or be stored in ternary battery modules；When current transformer electricity getting device and solar energy take electricity
In the case where the equal power loss of device, ternary battery modules are automatically powered apparatus of load and can continue 6-7 hours, meet equipment
The daily power demand of load；Above-mentioned low pressure electricity getting system, current transformer electricity getting device may be mounted at inlet wire cable, too
It is positive can electricity getting device be mounted on the roof where apparatus of load, such as the roof of power distribution room, without occupying the space of power distribution room preciousness
Resource, the low pressure for avoiding data transmission unit take electricity to there is a problem of that occupied space is larger；Due to taking electricity in above-mentioned low pressure
Only the installation of current transformer electricity getting device needs power distribution room to have a power failure in the installation process of system, and power off time can be controlled in 1
Within hour, and the installation of traditional low pressure electricity getting system needs power distribution room power failure 3-4 hours, solves data transmission unit
Low pressure electricity getting system has installation, and time-consuming；Since surge lightning-protection module is in parallel with the ternary battery charge controller
Setting prevents Current Mutual Inductance electricity getting device to be struck by lightning or surge over voltage, keeps the output voltage of entire low pressure electricity getting system more steady
It is fixed；Since super capacitor mould group is arranged in parallel for storing electrical energy and with the apparatus of load, make ternary battery charge controller
The direct current of output can also be stored to super capacitor mould group, be taken using super capacitor mould group cooperation ternary battery modules
Electric energy storage can preferably meet uninterrupted power supply when distribution switch room has a power failure.Due to needing wink when automation switch motion
When high current, the life of storage battery of data transmission unit is influenced very big, and uses the group energy storage of super capacitor mould, provide instantaneous big
Electric current gives automation switch motion, can be reduced the High-current output of battery, to extend the service life of battery；This
Outside, solar energy electricity getting device takes the power source head to belong to the energy of clean and environmental protection, advantageously reduces environmental pollution after large-scale popularization.
The solar energy electricity getting device includes solar battery and circuit module in one of the embodiments, it is described too
Positive energy battery is electrically connected with the circuit module, and the solar battery is for converting solar energy into electrical energy, the circuit mould
Block is electrically connected with the ternary battery charge controller, so that the solar energy electricity getting device and ternary battery charge controller electricity
Connection.
The solar battery is polysilicon photovoltaic cells or nanocrystalline battery in one of the embodiments,.In this reality
It applies in example, the solar battery is polysilicon photovoltaic cells, and making solar battery, cost is relatively low and transfer efficiency is higher.
The current transformer electricity getting device is used to carry out single-phase take to the inlet wire cable in one of the embodiments,
Electricity further shortens the set-up time of current transformer electricity getting device.
For example, ternary battery charge controller includes oscillating circuit module, voltage changing module and rectification module, voltage changing module point
Be not electrically connected with the solar energy electricity getting device and the AC/DC conversion circuit module, the voltage changing module respectively with the vibration
Circuit module and rectification module electrical connection are swung, solar energy electricity getting device and the AC/DC are converted electricity by such oscillating circuit module
The DC conversion of road module input is high-frequency alternating current, then carries out transformation by voltage changing module, is finally transmitted to rectified current
Road module is rectified to export DC voltage, and ternary battery charge controller output voltage is made to be directly accessed apparatus of load or deposit
It is stored in ternary battery modules.For another example, the voltage changing module includes transformer, and the transformer carries out the high-frequency alternating current
Transformation.For another example, the transformer is high frequency transformer, so that transformer is formed electrical isolation, so that ternary battery charge control
Device is struck by lightning or failure causes input terminal voltage that can still export burning voltage when fluctuating.
For example, low pressure electricity getting system includes solar energy electricity getting device, current transformer electricity getting device, current transformer protection
Circuit module, AC/DC conversion circuit module, surge lightning-protection module, ternary battery charge controller, super capacitor charging buffering mould
Block, ternary battery modules and super capacitor mould group；Solar energy electricity getting device is for converting solar energy into electrical energy；Current Mutual Inductance
Device electricity getting device is used to be electrically connected with the inlet wire cable in distribution switch room；The current transformer electricity getting device, current transformer
Protection circuit module and AC/DC conversion circuit module are sequentially connected in series in together, and the current transformer protection circuit module is connected
In on the circuit that the AC/DC conversion circuit module is connect with the ternary battery charge controller, taken to prevent current transformer
Electric installation secondary side overvoltage under open circuit or underload；Ternary battery charge controller respectively with the solar energy electricity getting device and
The AC/DC conversion circuit module electrical connection, the ternary battery charge controller are used to DC conversion be high-frequency ac
Electricity, and pass through transformation and rectification output DC voltage；The super capacitor Mo Zu respectively with ternary battery modules and described
Ternary battery charge controller is arranged in parallel, and the super capacitor mould group is for storing electrical energy and in parallel with the apparatus of load sets
It sets, the direct current for exporting ternary battery charge controller is stored respectively to ternary battery modules and super capacitor mould group
It is interior；The super capacitor charging buffer module is arranged in parallel with the ternary battery charge controller, the super capacitor charging
Buffer module is used to stablize the voltage of the ternary battery charge controller input terminal, to prevent the output of ternary battery charge controller
End generates biggish voltage fluctuation；The ternary battery modules are arranged in parallel with the ternary battery charge controller, and described three
First battery modules are arranged in parallel for storing electrical energy and with apparatus of load.
Above-mentioned low pressure electricity getting system, ternary battery charge controller are converted with solar energy electricity getting device and AC/DC respectively
Circuit module electrical connection, since current transformer electricity getting device is directly electrically connected with the inlet wire cable in distribution switch room, and AC/DC
Conversion circuit module is electrically connected with current transformer electricity getting device, the AC conversion for accessing current transformer electricity getting device
Direct current, and solar energy electricity getting device directly converts solar energy into electrical energy, in this way from ternary battery charge controller input terminal
The electric current of input is direct current, and DC conversion is alternating current by ternary battery charge controller, and passes through transformation and rectification
Export DC voltage, and since ternary battery modules and ternary battery charge controller are arranged in parallel, and ternary battery modules and
Apparatus of load is arranged in parallel, and apparatus of load can be the data transmission unit of power distribution room and its inside, makes the charging control of ternary battery
The direct current that device output end processed generates is delivered to apparatus of load or is stored in ternary battery modules；When current transformer takes Denso
In the case where setting with the equal power loss of solar energy electricity getting device, ternary battery modules are automatically powered apparatus of load and can continue 6-
7 hours, meet the daily power demand of apparatus of load；Above-mentioned low pressure electricity getting system, current transformer electricity getting device can pacify
Mounted in inlet wire cable, solar energy electricity getting device is mounted on the roof where apparatus of load, such as the roof of power distribution room, matches without occupying
The space resources of electric room preciousness, the low pressure for avoiding data transmission unit take electricity to there is a problem of that occupied space is larger；Due to
Only the installation of current transformer electricity getting device needs power distribution room to have a power failure in the installation process of above-mentioned low pressure electricity getting system, and has a power failure
Time can be controlled within an hour, and the installation of traditional low pressure electricity getting system needs power distribution room power failure 3-4 hours, solves
The low pressure electricity getting system of data transmission unit has installation, and time-consuming；In addition, solar energy electricity getting device takes power source head
Belong to the energy of clean and environmental protection, advantageously reduces environmental pollution after large-scale popularization.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of low pressure electricity getting system characterized by comprising
Solar energy electricity getting device, for converting solar energy into electrical energy；
Current transformer electricity getting device, for being electrically connected with the inlet wire cable in distribution switch room；
AC/DC conversion circuit module is arranged in series with the current transformer electricity getting device；
Ternary battery charge controller is electrically connected with the solar energy electricity getting device and the AC/DC conversion circuit module respectively；
Ternary battery modules are arranged in parallel with the ternary battery charge controller, and the ternary battery modules are for saving electricity
It can and be arranged in parallel with apparatus of load；
Surge lightning-protection module, the surge lightning-protection module are arranged in parallel with the ternary battery charge controller；And
Super capacitor mould group, the super capacitor Mo Zu respectively with the ternary battery modules and the ternary battery charge control
Device is arranged in parallel, and the super capacitor mould group is arranged in parallel for storing electrical energy and with the apparatus of load.
2. low pressure electricity getting system according to claim 1, which is characterized in that the low pressure electricity getting system further includes super electricity
Capacity charge buffer module, the super capacitor charging buffer module is arranged in parallel with the ternary battery charge controller, described
Super capacitor charging buffer module is used to stablize the voltage of the ternary battery charge controller input terminal.
3. low pressure electricity getting system according to claim 1, which is characterized in that the low pressure electricity getting system further includes that electric current is mutual
Sensor protects circuit module, current transformer protection circuit module be series at the AC/DC conversion circuit module with it is described
On the circuit of ternary battery charge controller connection.
4. low pressure electricity getting system according to any one of claim 1 to 3, which is characterized in that the solar energy takes Denso
It sets including solar battery and circuit module, the solar battery is electrically connected with the circuit module, the solar battery
For converting solar energy into electrical energy, the circuit module is electrically connected with the ternary battery charge controller.
5. low pressure electricity getting system according to claim 4, which is characterized in that the solar battery is polysilicon photovoltaic electric
Pond.
6. low pressure electricity getting system according to any one of claim 1 to 3, which is characterized in that the current transformer takes
Electric installation is for taking electricity to inlet wire cable progress is single-phase.
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| CN201821263674.0U CN209233547U (en) | 2018-08-07 | 2018-08-07 | Low pressure electricity getting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038785A (en) * | 2018-08-07 | 2018-12-18 | 广州供电局有限公司 | Low pressure electricity getting system |
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2018
- 2018-08-07 CN CN201821263674.0U patent/CN209233547U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038785A (en) * | 2018-08-07 | 2018-12-18 | 广州供电局有限公司 | Low pressure electricity getting system |
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Effective date of registration: 20200924 Address after: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Patentee after: Guangzhou Power Supply Bureau of Guangdong Power Grid Co.,Ltd. Address before: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Patentee before: GUANGZHOU POWER SUPPLY Co.,Ltd. |
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