CN206402176U - A kind of photovoltaic combiner box with section acquisition module - Google Patents
A kind of photovoltaic combiner box with section acquisition module Download PDFInfo
- Publication number
- CN206402176U CN206402176U CN201621429286.6U CN201621429286U CN206402176U CN 206402176 U CN206402176 U CN 206402176U CN 201621429286 U CN201621429286 U CN 201621429286U CN 206402176 U CN206402176 U CN 206402176U
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- CN
- China
- Prior art keywords
- acquisition module
- module
- combiner box
- photovoltaic
- photovoltaic cell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- 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
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- Photovoltaic Devices (AREA)
Abstract
The utility model provides a kind of photovoltaic combiner box with section acquisition module, including main control module, at least one acquisition module and NTC temperature sensors, it is characterised in that：The acquisition module includes current acquisition module, voltage acquisition module, signal transmission module, communication protection module and transmission rate selecting module; the acquisition module can carry out section splicing; it is adjusted according to the increase and decrease of photovoltaic cell string columns in photovoltaic combiner box, is conducive to the extension of photovoltaic cell tandem.Beneficial effect is：The acquisition module spliced in the photovoltaic combiner box containing sectionalization, can be adjusted, easy to use, autgmentability is strong according to the increase and decrease of photovoltaic cell string columns to acquisition module quantity.
Description
Technical field
The utility model belongs to photovoltaic cell capable of generating power field, more particularly, to a kind of photovoltaic with section acquisition module
Header box.
Background technology
Continued to develop with economical and society, problem of energy crisis increasingly shows, seek to clean low-carbon energy, reductionization
The use of the stone energy has become common recognition.At present, the clean energy resource of of certain scaleization developing ability mainly has water power, wind
Electricity, photoelectricity etc..It is more and more universal using the mode of solar power generation in recent years with the development of photovoltaic technology, particularly with one
It is a little from far-off regions, the characteristics of distributed power generation based on solar panel has convenient miniaturization, as the beneficial of bulk power grid
Supplement.
Need to conflux to photovoltaic cell tandem using photovoltaic combiner box during photovoltaic cell capable of generating power, while
Need constantly to be monitored the electric current and voltage of Process of Confluence, it is ensured that power generation process it is safe and reliable.Usual acquisition module
Sampling channel be all fixed, without autgmentability, this is not easy to hair for the photovoltaic combiner box utilization rate step-down after installation
The extension of electric scale adds use cost, it is necessary to be re-introduced into photovoltaic combiner box.Therefore, the big of photovoltaic generation is taken into full account
Scale development, it is ensured that photovoltaic generation it is safe and reliable while, realize the appropriate extension of photovoltaic combiner box, inventor combines
Experience have developed a kind of photovoltaic combiner box with section acquisition module.
The content of the invention
The utility model purpose be in view of the deficienciess of the prior art, propose a kind of reasonable in design, scalability it is strong,
The photovoltaic combiner box with section acquisition module that is safe and reliable, being easy to appropriate expansion photovoltaic generation scale.
The purpose of this utility model can be realized by following technical proposal：
A kind of photovoltaic combiner box with section acquisition module, including it is installed on main control module inside header box, extremely
Few an acquisition module and NTC temperature sensors, it is characterised in that：The acquisition module is included to gather photovoltaic cell
The current acquisition module of tandem electric current, the voltage acquisition module to gather photovoltaic cell string column voltage, by spi bus by institute
State current acquisition module and voltage acquisition module is concatenated and passed to the signal for transmitting gathered electric current and voltage signal
Defeated module, the connection signal transmission module to protect communication line and follow-up link block communication protection module and
Connect the transmission rate selecting module of main control module or acquisition module to select transmission rate.The adjacent acquisition module it
Between by row for insert connection.
The utility model has an advantageous effect in that：The acquisition module spliced in the photovoltaic combiner box containing sectionalization,
Acquisition module quantity can be adjusted according to the increase and decrease of photovoltaic cell string columns, it is easy to use, ensureing safe and reliable feelings
It is easy to extension under condition.
Brief description of the drawings
Fig. 1 is integral frame structure schematic diagram of the present utility model；
Fig. 2 is the connection diagram of sampling module 2 in the utility model.
Embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
A kind of photovoltaic combiner box with section acquisition module shown in reference picture 1, including be installed on inside header box
Main control module 1, at least one acquisition module 2 and NTC temperature sensors 3, it is characterised in that：The acquisition module 2 includes using
To gather the current acquisition module 21 of photovoltaic cell tandem electric current, the voltage acquisition module to gather photovoltaic cell string column voltage
22nd, the current acquisition module 21 and voltage acquisition module 22 are concatenated and to transmit what is gathered by spi bus
The signal transmission module 23 of electric current and voltage signal, the signal transmission module 23 is connected to protect communication line and subsequently connect
Transmission rate of the communication protection module 24 and connection main control module 1 or acquisition module 2 of connection module to select transmission rate
Selecting module 25.
The acquisition module 2 shown in reference picture 2 has between expansible connectivity, different acquisition module by arranging 4 pairs of pin
Insert and realize that signal is connected.
Each acquisition module 2 can be realized to be acquired to the electric current and voltage signal of 8 road photovoltaic cell tandems.
The sampling module 2 of photovoltaic combiner box injects the splicing of row section using 4 pairs of pin is arranged, and is conducive to photovoltaic combiner box
Extension, the acquisition module 2 can gather the electric current and magnitude of voltage of photovoltaic cell tandem, and be transferred to the main control module
1, realize the monitoring to system running state.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (2)
1. a kind of photovoltaic combiner box with section acquisition module, including it is installed on main control module inside header box, at least
One acquisition module and NTC temperature sensors, it is characterised in that：The acquisition module is included to gather photovoltaic cell string
The current acquisition module of row electric current, the voltage acquisition module to gather photovoltaic cell string column voltage, will be described by spi bus
Current acquisition module and voltage acquisition module are concatenated and transmitted to the signal for transmitting gathered electric current and voltage signal
Communication protection module, the Yi Jilian of module, the connection signal transmission module to protect communication line and follow-up link block
Connect the transmission rate selecting module of main control module or acquisition module to select transmission rate.
2. a kind of photovoltaic combiner box with section acquisition module according to claim 1, it is characterised in that：Adjacent
By row for inserting connection between the acquisition module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621429286.6U CN206402176U (en) | 2016-12-24 | 2016-12-24 | A kind of photovoltaic combiner box with section acquisition module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621429286.6U CN206402176U (en) | 2016-12-24 | 2016-12-24 | A kind of photovoltaic combiner box with section acquisition module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206402176U true CN206402176U (en) | 2017-08-11 |
Family
ID=59510706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621429286.6U Expired - Fee Related CN206402176U (en) | 2016-12-24 | 2016-12-24 | A kind of photovoltaic combiner box with section acquisition module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206402176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110620550A (en) * | 2019-10-16 | 2019-12-27 | 国网山东省电力公司汶上县供电公司 | Method and system for monitoring working state of photovoltaic power station |
-
2016
- 2016-12-24 CN CN201621429286.6U patent/CN206402176U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110620550A (en) * | 2019-10-16 | 2019-12-27 | 国网山东省电力公司汶上县供电公司 | Method and system for monitoring working state of photovoltaic power station |
| CN110620550B (en) * | 2019-10-16 | 2021-12-21 | 国网山东省电力公司汶上县供电公司 | Method and system for monitoring working state of photovoltaic power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20191224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |