CN205829185U - A kind of solar photovoltaic grid-connection TRT - Google Patents
A kind of solar photovoltaic grid-connection TRT Download PDFInfo
- Publication number
- CN205829185U CN205829185U CN201620731352.9U CN201620731352U CN205829185U CN 205829185 U CN205829185 U CN 205829185U CN 201620731352 U CN201620731352 U CN 201620731352U CN 205829185 U CN205829185 U CN 205829185U
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- China
- Prior art keywords
- connects
- controller
- distribution box
- power table
- solar photovoltaic
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of solar photovoltaic grid-connection TRT, including photovoltaic electroplax, photovoltaic electroplax connects the first dc power table, first dc power table connects controller, controller connects the second dc power table, second dc power table connects accumulator, controller connects combining inverter, combining inverter connects distribution box, distribution box connects user's electric energy meter, user's electric energy meter connects electrical appliance, distribution box connects AC network, lightning-protection system and two way convertor it is provided with on photovoltaic electroplax, two way convertor connects individual loads, distribution box connects net lateral load；This kind of solar photovoltaic grid-connection TRT, can as conventional energy resource supplement, be all significant from environmental conservation and energy strategy；Environmental protection resource；Grid-connected voltage is typically in below 220V, absolute safety, relative popularity；Life-span is longer and safeguards simple；The abundance of practicality high resource and there is higher potential economy.
Description
Technical field
This utility model relates to a kind of TRT, particularly to a kind of solar photovoltaic grid-connection TRT, belongs to new
Type energy technology field.
Background technology
Solaode mainly uses monocrystal silicon to be material.The P-N junction in similar diode is made with monocrystal silicon.Work former
Reason and diode-like are seemingly.The most in the diode, promote P-N junction hole and electron motion is external electrical field, and at the sun
Can promote and affect P-N junction hole and electron motion in battery is solar photon and light radiation heat.The most usually said
Photovoltaic effect principle.For utilizing and the sustainable development of society of regenerative resource, worldwide, grid-connected
Power technology is just flourish.Combining inverter is the core component of whole grid-connected photovoltaic system, grid-connected for improving
The motility of system, reliability and the quality of grid-connected electric energy, the grid-connected converter unit of system can use a kind of brand-new inverse
Become device circuit structure.On the basis of inverter is analysed in depth, whole grid-connected photovoltaic system is studied.Solar energy
Photovoltaic generating system by solar-energy photo-voltaic cell group, photovoltaic system battery controller, accumulator and alternating current-direct current inverter is mainly
Its critical piece.
Utility model content
This utility model provides a kind of solar photovoltaic grid-connection TRT, can efficiently solve nowadays parallel network reverse
Device is the core component of whole grid-connected photovoltaic system, for improving the motility of photovoltaic parallel in system, reliability and grid-connected electricity
The quality of energy, the problem that the grid-connected converter unit of system can use a kind of brand-new inverter circuit structure.
In order to solve above-mentioned technical problem, this utility model provides following technical scheme:
This utility model one solar photovoltaic grid-connection TRT, including photovoltaic electroplax, described photovoltaic electroplax connects the
One direct current power meter, described first dc power table connects controller, and described controller connects the second dc power table, and described the
Two dc power tables connect accumulator, and described controller connects combining inverter, and described combining inverter connects distribution box, described
Distribution box connects user's electric energy meter, and described user's electric energy meter connects electrical appliance, and described distribution box connects AC network, described photovoltaic
Being provided with lightning-protection system and two way convertor on electroplax, described two way convertor connects individual loads, and described distribution box connects
There is net lateral load.
As a kind of optimal technical scheme of the present utility model, arrange between described photovoltaic electroplax and described controller
State the first dc power table, between described controller and described combining inverter, be provided with described second dc power table.
As a kind of optimal technical scheme of the present utility model, described accumulator connects described two way convertor, described double
Described lightning-protection system is connected to current transformer.
As a kind of optimal technical scheme of the present utility model, described controller is intelligent controller, and described accumulator is
Lead-acid accumulator.
As a kind of optimal technical scheme of the present utility model, described user's electric energy meter is connected with described electrical appliance control,
Described controller controls to be connected with described accumulator, and described controller controls to be connected with described combining inverter.
As a kind of optimal technical scheme of the present utility model, described combining inverter controls to be connected with described distribution box,
Described distribution box controls to be connected with described user's electric energy meter.
This utility model is reached to provide the benefit that: this kind of solar photovoltaic grid-connection TRT, can be as routine
Supplementing of the energy, is significant from environmental conservation and energy strategy；Environmental protection resource；Grid-connected voltage typically exists
Below 220V, absolute safety, relative popularity；Certain long-life and non-maintaining property；The abundance of practicality high resource
And there is higher potential economy.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for description, with this practicality
Novel embodiment is used for explaining this utility model together, is not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of this utility model solar photovoltaic grid-connection TRT；
Fig. 2 is the system structure schematic diagram of this utility model solar photovoltaic grid-connection TRT；
In figure: 1, photovoltaic electroplax；2, the first dc power table；3, controller；4, the second dc power table；5, accumulator；
6, combining inverter；7, distribution box；8, user's electric energy meter；9, electrical appliance；10, AC network；11, lightning-protection system；12, two-way change
Stream device；13, individual loads；14, net lateral load.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain this utility model, being not used to limit this utility model.
Embodiment 1
As shown in Figure 1-2, this utility model one solar photovoltaic grid-connection TRT, including photovoltaic electroplax 1, photovoltaic electric
Plate 1 connects the first dc power table 2, and the first dc power table 2 connects controller 3, and controller 3 connects the second dc power table 4,
Second dc power table 4 connects accumulator 5, and controller 3 connects combining inverter 6, and combining inverter 6 connects distribution box 7, distribution
Case 7 connects user's electric energy meter 8, and user's electric energy meter 8 connects electrical appliance 9, and distribution box 7 connects AC network 10, and photovoltaic electroplax 1 sets
Being equipped with lightning-protection system 11 and two way convertor 12, two way convertor 12 connects individual loads 13, and distribution box 7 connects has net side to bear
Carry 14.
Further, the first dc power table 2, controller 3 and parallel network reverse it are provided with between photovoltaic electroplax 1 and controller 3
The second dc power table 4 it is provided with between device 6.Accumulator 5 connects two way convertor 12, and two way convertor 12 connects lightning-protection system
11.Controller 3 is intelligent controller, and accumulator 5 is lead-acid accumulator.User's electric energy meter 8 controls to be connected with electrical appliance 9, controls
Device 3 controls to be connected with accumulator 5, and controller 3 controls to be connected with combining inverter 6.Combining inverter 6 controls even with distribution box 7
Connecing, distribution box 7 controls to be connected with user's electric energy meter 8.
Operation principle controller: controller 3 acts on the process control of whole system, the intelligent controller of use is used for
Communication system and relatively large photovoltaic plant.Accumulator 5 uses lead-acid accumulator, accumulator to be the keys in photovoltaic generating system
Parts, the electric power come from photovoltaic cell conversion for storage；Combining inverter 6 uses maximal power tracing technology, to greatest extent
The electric energy of photovoltaic cell conversion is sent into AC network 10 on ground or supply electrical appliance 9 uses.
This kind of solar photovoltaic grid-connection TRT, can supplementing as conventional energy resource, fight from environmental conservation and the energy
Slightly go up and be all significant；Environmental protection resource；Grid-connected voltage typically at below 220V, absolute safety, relative
Popularity；Life-span is longer and safeguards simple；The abundance of practicality high resource and there is higher potential economy.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this
Utility model, although being described in detail this utility model with reference to previous embodiment, for those skilled in the art
For, the technical scheme described in foregoing embodiments still can be modified by it, or to wherein portion of techniques feature
Carry out equivalent.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (6)
1. a solar photovoltaic grid-connection TRT, including photovoltaic electroplax (1), it is characterised in that described photovoltaic electroplax (1) is even
Connecing the first dc power table (2), described first dc power table (2) connects controller (3), and described controller (3) connects second
Dc power table (4), described second dc power table (4) connects accumulator (5), and described controller (3) connects combining inverter
(6), described combining inverter (6) connects distribution box (7), and described distribution box (7) connects user's electric energy meter (8), described user electricity
Can connect electrical appliance (9) by table (8), described distribution box (7) connects AC network (10), described photovoltaic electroplax (1) is provided with anti-
Thunder system (11) and two way convertor (12), described two way convertor (12) connects individual loads (13), described distribution box (7)
Connect and have net lateral load (14).
A kind of solar photovoltaic grid-connection TRT the most according to claim 1, it is characterised in that described photovoltaic electroplax
(1) described first dc power table (2), described controller (3) and described parallel network reverse and it are provided with between described controller (3)
Described second dc power table (4) it is provided with between device (6).
A kind of solar photovoltaic grid-connection TRT the most according to claim 1, it is characterised in that described accumulator (5)
Connecting described two way convertor (12), described two way convertor (12) connects described lightning-protection system (11).
A kind of solar photovoltaic grid-connection TRT the most according to claim 1, it is characterised in that described controller (3)
Being intelligent controller, described accumulator (5) is lead-acid accumulator.
A kind of solar photovoltaic grid-connection TRT the most according to claim 1, it is characterised in that described user's electric energy meter
(8) controlling to be connected with described electrical appliance (9), described controller (3) controls to be connected with described accumulator (5), described controller (3)
Control to be connected with described combining inverter (6).
A kind of solar photovoltaic grid-connection TRT the most according to claim 1, it is characterised in that described combining inverter
(6) controlling to be connected with described distribution box (7), described distribution box (7) controls to be connected with described user's electric energy meter (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620731352.9U CN205829185U (en) | 2016-07-07 | 2016-07-07 | A kind of solar photovoltaic grid-connection TRT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620731352.9U CN205829185U (en) | 2016-07-07 | 2016-07-07 | A kind of solar photovoltaic grid-connection TRT |
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| Publication Number | Publication Date |
|---|---|
| CN205829185U true CN205829185U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620731352.9U Expired - Fee Related CN205829185U (en) | 2016-07-07 | 2016-07-07 | A kind of solar photovoltaic grid-connection TRT |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695894A (en) * | 2018-06-19 | 2018-10-23 | 江苏燕山光伏设备有限公司 | A kind of low pressure parallel network power generation mechanism of environmental protection |
-
2016
- 2016-07-07 CN CN201620731352.9U patent/CN205829185U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695894A (en) * | 2018-06-19 | 2018-10-23 | 江苏燕山光伏设备有限公司 | A kind of low pressure parallel network power generation mechanism of environmental protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20180707 |