CN105301304B - Photovoltaic generation electric metering box - Google Patents
Photovoltaic generation electric metering box Download PDFInfo
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- CN105301304B CN105301304B CN201510599921.9A CN201510599921A CN105301304B CN 105301304 B CN105301304 B CN 105301304B CN 201510599921 A CN201510599921 A CN 201510599921A CN 105301304 B CN105301304 B CN 105301304B
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- metering
- switch
- grid
- photovoltaic generation
- generation electric
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- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 3
- 238000010248 power generation Methods 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 13
- 238000010276 construction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Abstract
The invention discloses a kind of photovoltaic generation electric metering box, belong to electric power metering device field, measured for grid-connected power transmission, it includes batch meter, the batch meter is internally provided with total control switch, customer side switch, load switch, at least three metering ammeters, concentrator, wherein total control switch is connected with customer side switch, load switch, and customer side switch, load switch are connected with metering ammeter respectively, and metering ammeter is connected by PORT COM and communication line with concentrator.In view of above-mentioned technical proposal, the present invention is capable of providing the photovoltaic generation electric power metering device of a kind of unification and specification, improves grid-connected measurement efficiency and installation effectiveness, reduces labor intensity, fundamentally improves technique and construction quality.
Description
Technical field
The invention belongs to electric power metering device field, specifically, more particularly to a kind of photovoltaic generation electric metering box.
Background technology
Photovoltaic generation is as one of emerging clean efficient energy, as country is to emerging energy industry and resident's self power generation
Vigorously support, parallel network power generation becomes a kind of effective way of application of promoting the use of clean energy, and can gradually substitute one
Part old power generator and technology.
But during resident's parallel network power generation is promoted, since used photovoltaic power generation apparatus is not special
Control and metering device, interim metering solution can only be used during network combination construction is carried out, can not solved existing
The control for the problem of field construction is cumbersome, mounting process disunity, heavy workload and metering device, it is easy to cause heavy and repeat
Property work, it is impossible to unified and standard construction quality.
The content of the invention
It is an object of the invention to provide a kind of photovoltaic generation electric metering box, it is capable of providing a kind of unification and specification
Photovoltaic generation electric power metering device, improves grid-connected measurement efficiency and installation effectiveness, reduces labor intensity, fundamentally carries
The construction technology and quality of high parallel network power generation.
To reach above-mentioned purpose, the present invention is achieved by the following technical solutions：
Heretofore described photovoltaic generation electric metering box, including batch meter, the batch meter are internally provided with master control
Switch, customer side switch, load switch, at least three metering ammeters, concentrator are made, wherein total control switch is opened with customer side
Close, load switch connection, customer side switch, load switch are connected with metering ammeter respectively, metering ammeter by PORT COM and
Communication line is connected with concentrator.
Further speaking, metering ammeter described herein includes power generation gauge table, grid-connected gauge table, former Electro-metering
Table.
Further speaking, total control switch described herein is arranged at the connection electricity of power generation gauge table and photovoltaic devices
Lu Shang.
Further speaking, the connection of load switch described herein between user load end and grid-connected gauge table
On circuit.
Further speaking, company of the customer side described herein switch between power supply grid and former Electro-metering table
Connect on circuit.
Further speaking, the inside of batch meter described herein is additionally provided with wiring groove.
Further speaking, metering ammeter described herein is low pressure single-phase charge-controlled intelligent electric meter.
Further speaking, PORT COM described herein uses 485 PORT COMs.
Further speaking, batch meter described herein is made of integrated plastic housing, it is internally provided with control
Functional areas processed and function of measuring area.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention can thoroughly solve the problems, such as, without special photovoltaic metering device, to lift work efficiency, and it is strong to reduce work
Degree, fundamentally improves technique and construction quality.
2nd, the present invention can improve work efficiency, reduce workload, raising and standard construction quality, make Electricity customers just
The function of preventing fraudulent use of electricity is played while common electricity.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
In figure：1st, batch meter；2nd, total control switch；3rd, metering ammeter；4th, concentrator；5th, wiring groove；6th, load switch；7、
Customer side switchs.
Embodiment
Technical solution described herein is described further with reference to the accompanying drawings and embodiments.
Embodiment 1：A kind of photovoltaic generation electric metering box, including batch meter 1, the batch meter 1 are internally provided with master control
System switch 2, customer side switch 7, load switch 6, at least three metering ammeters 3, wherein concentrator 4, total control switch 2 and client
Side switch 7, load switch 6 connect, and customer side switch 7, load switch 6 are connected with metering ammeter 3 respectively, and metering ammeter 3 passes through
PORT COM and communication line are connected with concentrator 4.
Embodiment 2：A kind of photovoltaic generation electric metering box, the metering ammeter 3 include power generation gauge table and network metering
Table, former Electro-metering table.The total control switch 2 is arranged on the connection circuit of power generation gauge table and photovoltaic devices.It is described negative
Load switch 6 is on the connection circuit between user load end and grid-connected gauge table.The customer side switch 7 is located at power supply grid
On connection circuit between former Electro-metering table.The inside of the batch meter 1 is additionally provided with wiring groove 5.The metering ammeter 3 is
Low pressure single-phase charge-controlled intelligent electric meter.The PORT COM uses 485 PORT COMs.The batch meter 1 uses integrated plastic
Housing is made, it is internally provided with control function area and function of measuring area.Remainder is same as Example 1.
All kinds of controlling switches are equipped with heretofore described control function area, such as total control switch 2, load switch 6, visitor
Family side switch 7 etc., and correspondence position is provided with handle hole on the cover board of babinet, facilitates operating personnel to carry out operation control；Institute
Stating function of measuring area includes various types of metering ammeters 3, concentrator 4, and is opened on 3 corresponding cap locations of metering ammeter
Have observation window, can personnel easy to operation the state and data of metering ammeter 3 are observed and recorded.
In view of above-described embodiment, in the use of the present invention, the electric energy that produces of photovoltaic power generation apparatus by total control switch 2 into
Enter into power generation gauge table, the outgoing line side for the gauge table that generates electricity is connected to grid-connected gauge table and user load end, and user can use light
Lie prostrate power generator and carry out electricity consumption.When the power consumption of user is less than the generated energy of photovoltaic power generation apparatus, remaining electricity can pass through
Grid-connected gauge table and former Electro-metering table realize generating electricity by way of merging two or more grid systems for photovoltaic power generation apparatus to the reverse power transmission of low-voltage distribution power grid.And
Net power generation electricity is measured by grid-connected gauge table.Communicated between each metering ammeter and concentrator 4 using 485 communication lines,
To realize the collection charging of power generation electricity and grid-connected conveying electricity.Concentrator 4 is using various ways such as 485 communication lines or GPRS
Communication meter reading is realized with remote-control device.
Claims (5)
1. a kind of photovoltaic generation electric metering box, including batch meter (1), it is characterised in that：Batch meter (1) is internally provided with
Total control switch (2), customer side switch (7), load switch (6), at least three metering ammeters (3), concentrator (4), wherein always
Controlling switch (2) is connected with customer side switch (7), load switch (6), and metering ammeter (3) passes through PORT COM and communication line
It is connected with concentrator (4)；
The metering ammeter (3) includes power generation gauge table, grid-connected gauge table, former Electro-metering table, and total control switch (2) is arranged at
On the connection circuit of power generation gauge table and photovoltaic devices, the outgoing line side for the gauge table that generates electricity is connected to grid-connected gauge table and user load
End, load switch (6) is on the connection circuit between user load end and grid-connected gauge table, and customer side switch (7) is positioned at confession
It is remaining when user load power consumption is less than photovoltaic devices generated energy on connection circuit between power grid and former Electro-metering table
Electricity is by grid-connected gauge table and former Electro-metering table to the reverse power transmission of power supply grid.
2. photovoltaic generation electric metering box according to claim 1, it is characterised in that：The inside of the batch meter (1) is also
Equipped with wiring groove (5).
3. photovoltaic generation electric metering box according to claim 2, it is characterised in that：The metering ammeter (3) is low pressure
Single-phase charge-controlled intelligent electric meter.
4. photovoltaic generation electric metering box according to claim 3, it is characterised in that：The PORT COM is logical using 485
Interrogate port.
5. photovoltaic generation electric metering box according to claim 4, it is characterised in that：The batch meter (1) is using one
Change plastic casing to be made, it is internally provided with control function area and function of measuring area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510599921.9A CN105301304B (en) | 2015-09-18 | 2015-09-18 | Photovoltaic generation electric metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510599921.9A CN105301304B (en) | 2015-09-18 | 2015-09-18 | Photovoltaic generation electric metering box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105301304A CN105301304A (en) | 2016-02-03 |
| CN105301304B true CN105301304B (en) | 2018-04-27 |
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ID=55198805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510599921.9A Active CN105301304B (en) | 2015-09-18 | 2015-09-18 | Photovoltaic generation electric metering box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105301304B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179426A (en) * | 2017-06-06 | 2017-09-19 | 国网江苏省电力公司高邮市供电公司 | The anti-grid-connected repetition metering electric energy meter of one kind |
| CN109787122A (en) * | 2019-01-27 | 2019-05-21 | 胡佳 | A kind of photovoltaic power generation electric metering box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202004339U (en) * | 2010-11-12 | 2011-10-05 | 成都星宇节能技术股份有限公司 | Intelligent integrated distribution box |
| CN203658417U (en) * | 2013-11-27 | 2014-06-18 | 国家电网公司 | Distributed power grid connection bidirectional metering control box |
| CN203896297U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Low voltage photovoltaic power generation meter box |
| CN203911279U (en) * | 2014-05-09 | 2014-10-29 | 国网四川节能服务有限公司 | Intelligent integrated distribution box based on wireless communication |
| CN104569527A (en) * | 2015-02-03 | 2015-04-29 | 国家电网公司 | Metering box used for low-voltage distributed type photovoltaic power generation |
-
2015
- 2015-09-18 CN CN201510599921.9A patent/CN105301304B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202004339U (en) * | 2010-11-12 | 2011-10-05 | 成都星宇节能技术股份有限公司 | Intelligent integrated distribution box |
| CN203658417U (en) * | 2013-11-27 | 2014-06-18 | 国家电网公司 | Distributed power grid connection bidirectional metering control box |
| CN203896297U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Low voltage photovoltaic power generation meter box |
| CN203911279U (en) * | 2014-05-09 | 2014-10-29 | 国网四川节能服务有限公司 | Intelligent integrated distribution box based on wireless communication |
| CN104569527A (en) * | 2015-02-03 | 2015-04-29 | 国家电网公司 | Metering box used for low-voltage distributed type photovoltaic power generation |
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| Publication number | Publication date |
|---|---|
| CN105301304A (en) | 2016-02-03 |
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