CN205430173U - Collection flow box measurement and control device - Google Patents
Collection flow box measurement and control device Download PDFInfo
- Publication number
- CN205430173U CN205430173U CN201620203804.6U CN201620203804U CN205430173U CN 205430173 U CN205430173 U CN 205430173U CN 201620203804 U CN201620203804 U CN 201620203804U CN 205430173 U CN205430173 U CN 205430173U
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- China
- Prior art keywords
- control device
- unit
- header box
- acquisition unit
- chip microcomputer
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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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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Selective Calling Equipment (AREA)
Abstract
The utility model discloses a collection flow box measurement and control device, including the singlechip and with power module, electric current acquisition unit, display element and button that the singlechip links to each other set up the unit, power module through high -pressure acquisition unit with the singlechip links to each other, the singlechip still is connected with real -time clock module, single bus communication unit, 485 communication units and two way DI units, the utility model discloses a collection flow box measurement and control device is used for photovoltaic power generation, can carry out the contrastive analysis's of timing, generated energy timesharing accumulative total, makes things convenient for operating personnel to maintain photovoltaic power generation system.
Description
Technical field
This utility model relates to a kind of header box measure and control device, particularly to a kind of with the header box measure and control device of function during school.
Background technology
In the photovoltaic generating system of 1MW, the quantity floor space of photovoltaic module is about 35 mu, and for large-scale photovoltaic generating system, only the maintenance of photovoltaic panel is for operation maintenance personnel, just occupies the most of the time.By calculating photovoltaic power generation quantity, it is known that the generating efficiency of photovoltaic panel, and can be by the relative analysis result of generated energy, for the reference of the operation maintenance personnel offer site inspection photovoltaic panel of photovoltaic system.Thus reach to improve efficiency, reduce maintenance cost, increase economic efficiency.
In solar photovoltaic generation system, header box can be used in order to reduce the line between solar-energy photo-voltaic cell array and inverter.During the use of header box, cell panel running status in lightning protection device state acquisition, dc circuit breaker state acquisition, photovoltaic cell arrays in header box, group string current measurement etc. needs to use header box measure and control device, and data and the equipment state measured and collect is uploaded.
After traditional header box measure and control device accesses in photovoltaic generating system, although also acquisition system generated energy adding up, if but header box measure and control device one power-off, the generated energy of header box measure and control device collection will reset, and after device powers on, generated energy is from new accumulative；And traditional header box measure and control device does not has the relative analysis function of generated energy.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of header box measure and control device, to reach to improve maintenance efficiency, reduces maintenance cost, the purpose increased economic efficiency.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows:
A kind of header box measure and control device, the power module, current acquisition unit, display unit and the button that including single-chip microcomputer and are connected with described single-chip microcomputer arrange unit, described power module is connected with described single-chip microcomputer by high-voltage acquisition unit, and described single-chip microcomputer is also associated with real-time clock module, monobus communication unit, 485 communication units and two-way DI unit.
In such scheme, described current acquisition unit is tandem type current acquisition unit.
Further in technical scheme, between described high-voltage acquisition unit, it is provided with isolation module.
Preferably, described single-chip microcomputer is technical grade MCU.
Further in technical scheme, described technical grade MCU is STM32.
Further in technical scheme, described display unit is mainboard display screen.
By technique scheme, the header box measure and control device that this utility model provides compared with prior art, has the advantage that
1, this device can preserve generated energy, and there is history data store function, by 485 bus access, user can check that historical data, historical data include the generated energy on the photovoltaic array same day by this device, of that month generated energy, generated energy then and gross generation；
2, operation maintenance personnel can be to whether checking that photovoltaic panel provides reference in the middle of the generated energy relative analysis of every day；
3, by this month or generated energy then, operation maintenance personnel can check the generating efficiency of photovoltaic matrix.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below.
Fig. 1 is the principle schematic of a kind of header box measure and control device disclosed in this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described.
This utility model provides a kind of header box measure and control device, structure as shown in Figure 1, and this measure and control device can be calibrated, the timesharing of the relative analysis of generated energy adds up, and facilitates operator to safeguard.
Header box measure and control device as shown in Figure 1, the power module, current acquisition unit, display unit and the button that including single-chip microcomputer and are connected with single-chip microcomputer arrange unit, power module is connected with single-chip microcomputer by high-voltage acquisition unit, and single-chip microcomputer is also associated with real-time clock module, monobus communication unit, 485 communication units and two-way DI unit.
In the present embodiment, current acquisition unit is tandem type current acquisition unit；It is provided with isolation module between high-voltage acquisition unit；Single-chip microcomputer is technical grade MCU, specially STM32；Display unit is mainboard display screen.
Tandem type current acquisition unit will collect current values and be uploaded to host CPU；Two-way DI unit gathers the on-off model of sensor；The various data analyzed and processed are uploaded to host CPU by 485 communication units；Monobus communication unit gathers the ambient temperature residing for header box measure and control device；Button arranges unit for checking the data of this device collection and arranging this device parameter function；Mainboard display screen is for showing the data that this device gathers；Power module provides power supply for this device；Real-time clock module is used for producing the time.
User can be transmitted a special modbus by 485 communication units and be instructed, thus when realizing the school of header box measure and control device.The signals such as the electric current transmitted, voltage can be processed by STM32, pass through correct time, to different statistical time range every day, monthly, annual measurement data carried out photovoltaic theory generated energy analytical calculation, draw the generated energy that different statistical time range is measured, can be photovoltaic generating system designer and decision-maker provides reference.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this utility model.Multiple amendment to these embodiments will be apparent from for those skilled in the art, and generic principles defined herein can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (6)
1. a header box measure and control device, the power module, current acquisition unit, display unit and the button that including single-chip microcomputer and are connected with described single-chip microcomputer arrange unit, described power module is connected with described single-chip microcomputer by high-voltage acquisition unit, it is characterized in that, described single-chip microcomputer is also associated with real-time clock module, monobus communication unit, 485 communication units and two-way DI unit.
A kind of header box measure and control device the most according to claim 1, it is characterised in that described current acquisition unit is tandem type current acquisition unit.
A kind of header box measure and control device the most according to claim 1, it is characterised in that be provided with isolation module between described high-voltage acquisition unit.
A kind of header box measure and control device the most according to claim 1, it is characterised in that described single-chip microcomputer is technical grade MCU.
A kind of header box measure and control device the most according to claim 4, it is characterised in that described technical grade MCU is STM32.
A kind of header box measure and control device the most according to claim 1, it is characterised in that described display unit is mainboard display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620203804.6U CN205430173U (en) | 2016-03-10 | 2016-03-10 | Collection flow box measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620203804.6U CN205430173U (en) | 2016-03-10 | 2016-03-10 | Collection flow box measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205430173U true CN205430173U (en) | 2016-08-03 |
Family
ID=56546209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620203804.6U Expired - Fee Related CN205430173U (en) | 2016-03-10 | 2016-03-10 | Collection flow box measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205430173U (en) |
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2016
- 2016-03-10 CN CN201620203804.6U patent/CN205430173U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20160803 Termination date: 20190310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |