CN207008368U - Photovoltaic combiner box long-distance monitorng device - Google Patents

Photovoltaic combiner box long-distance monitorng device Download PDF

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Publication number
CN207008368U
CN207008368U CN201720977663.8U CN201720977663U CN207008368U CN 207008368 U CN207008368 U CN 207008368U CN 201720977663 U CN201720977663 U CN 201720977663U CN 207008368 U CN207008368 U CN 207008368U
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China
Prior art keywords
combiner box
photovoltaic combiner
photovoltaic
module
power supply
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CN201720977663.8U
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Chinese (zh)
Inventor
郭江
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Hunan Pu Pu Technology Ltd By Share Ltd
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Hunan Pu Pu Technology Ltd By Share Ltd
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Abstract

Photovoltaic combiner box long-distance monitorng device, including being connected to collection photovoltaic combiner box running state information with photovoltaic combiner box and running state information being changed into the data acquisition module of data signal, main control module with coordinated control function, realize the bluetooth communication being connected with external smart monitoring device Bluetooth communication, realize and become the RS485 communication modules of measure and control device signal transmission connection and for the power supply module to described photovoltaic combiner box long-distance monitorng device power supply with photovoltaic case, described data acquisition module, bluetooth communication and RS485 communication modules are connected with main control module respectively, described power supply module is connected by photovoltaic conversion circuit with main control module, and power supply module is connected by the power supply of power taking circuit and photovoltaic combiner box.The utility model, the remote monitoring of photovoltaic combiner box can be achieved, avoid carrying out on-site supervision to photovoltaic combiner box, reduce the monitoring difficulty of photovoltaic combiner box, improve the monitoring efficiency of photovoltaic combiner box.

Description

Photovoltaic combiner box long-distance monitorng device
Technical field
A kind of photovoltaic combiner box long-distance monitorng device is the utility model is related to, for realizing the long-range prison of photovoltaic combiner box Control.
Background technology
With the development of society, the demand day of the energy is becoming tight.Solar power generation extensive use, various large-sized photovoltaics Arise at the historic moment in power station.In solar photovoltaic generation system, in order to reduce between solar-energy photo-voltaic cell array and inverter Line needs to use header box.
The first installation of photovoltaic combiner box, monitoring device are changed, are required for other situations such as case change telemetry communication exceptions Staff is checked and debugged to photovoltaic combiner box to scene, setting of the content including equipment communication address of debugging, is led to The letter setting of baud rate, the confirmation of equipment working state, every sampled data judge whether normally.But photovoltaic site environment is each Differ, there are a variety of photovoltaic project places such as gobi, desert, pond, lake surface, field.Wherein many project conventional photovoltaics are confluxed The common staff of case is to be difficult to contact, it is necessary to be debugged by ladder or ship.Plus the header box number of photovoltaic plant As many as amount, greatly improves Site Service difficulty and cost of serving.
Utility model content
The utility model provides a kind of photovoltaic combiner box long-distance monitorng device, realizes the remote monitoring of photovoltaic combiner box, keeps away Exempt to carry out on-site supervision to photovoltaic combiner box, reduce the monitoring difficulty of photovoltaic combiner box, improve the monitoring efficiency of photovoltaic combiner box.
To reach above-mentioned purpose, the technical solution of the utility model is:
Photovoltaic combiner box long-distance monitorng device, including it is connected to collection photovoltaic combiner box running status with photovoltaic combiner box Information and by running state information change into data signal data acquisition module, have coordinated control function main control module, Realize that the bluetooth communication being connected with external smart monitoring device Bluetooth communication, realization and photovoltaic case become measure and control device signal and passed The RS485 communication modules of defeated connection and the power supply module for being powered to described photovoltaic combiner box long-distance monitorng device, it is described Data acquisition module, bluetooth communication and RS485 communication modules be connected respectively with main control module, described power supply module leads to Overvoltage conversion circuit is connected with main control module, and power supply module is connected by the power supply of power taking circuit and photovoltaic combiner box.
Preferably, the resistance that data acquisition module includes data acquisition micro-control unit, is connected with photovoltaic combiner box bus Bleeder circuit, the Hall current sensor being connected with each branch road of photovoltaic combiner box, the temperature inside photovoltaic combiner box pass Sensor and the remote signalling terminal being connected with the lightning protection device of photovoltaic combiner box and breaker, described resistor voltage divider circuit, Hall current Sensor, temperature sensor and remote signalling terminal are connected with data acquisition micro-control unit respectively, data acquisition micro-control unit with Main control module connects.
Preferably, described data acquisition micro-control unit realizes that signal passes with main control module by RS232 communication interfaces Defeated connection.
Preferably, described bluetooth communication includes Bluetooth communication controller and is connected with Bluetooth communication controller logical Believe antenna, described Bluetooth communication controller is connected with the transmission of main control module signal, and communication antenna is realized to be monitored with external smart The Bluetooth communication connection of equipment.
Preferably, Control on Communication is carried out using MAX485 chips in described RS485 communication modules.
Preferably, the photovoltaic conversion circuit that described power supply module is connected with main control module is electric by the decompression being sequentially connected Road, rectification circuit and filter circuit composition.
Preferably, described external smart monitoring device is smart mobile phone.
The monitoring principle of photovoltaic combiner box long-distance monitorng device of the present utility model is:
Power supply module is converted into low-voltage direct by power taking circuit from photovoltaic combiner box power taking, and by the high-tension electricity of acquirement Electricity, powered to photovoltaic combiner box long-distance monitorng device, the running state information of data collecting module collected photovoltaic combiner box, and will The running state information collected changes into digital data transmission into main control module, and main control module is to the data signal that receives Calculation process is carried out, and the data signal after calculation process is transmitted respectively by RS485 communication modules and bluetooth communication Become measure and control device to photovoltaic case and external smart monitoring device, external smart monitoring device are divided the data signal received Class is shown, and according to the data signal received, is instructed by bluetooth communication to main control module transmitting, monitoring, main control module Receive monitoring instruction photovoltaic combiner box is debugged and detected, so as to realize the remote monitoring to photovoltaic combiner box.
The new beneficial effect of this practicality is:
1st, the remote monitoring of photovoltaic combiner box is realized, avoids carrying out on-site supervision to photovoltaic combiner box.
2nd, monitoring facility, simple to operate, monitoring difficulty is low.
3rd, monitoring efficiency is high, cost is low, easily promotes the use.
4th, monitoring in real time is realized, is effectively debugged, the safe to use and reliability of photovoltaic combiner box is higher.
Brief description of the drawings
Fig. 1 is photovoltaic combiner box long-distance monitorng device of the present utility model and photovoltaic combiner box, external smart monitoring device The structured flowchart connected with photovoltaic case change measure and control device.
Fig. 2 is the structured flowchart of data acquisition module.
Embodiment
The utility model will be further described by accompanying drawing 1 ~ 2 and embodiment below.
Photovoltaic combiner box long-distance monitorng device, including be connected to collection photovoltaic combiner box 100 with photovoltaic combiner box 100 and transport Running state information is simultaneously changed into the data acquisition module 1 of data signal, has the master of coordinated control function by row status information Control module 2, the bluetooth communication 3 being connected with the Bluetooth communication of external smart monitoring device 101 is realized, realizes to become with photovoltaic case and surveys Control the RS485 communication modules 4 of the signal of device 102 transmission connection and for described photovoltaic combiner box long-distance monitorng device power supply Power supply module 5, described data acquisition module 1, bluetooth communication 3 and RS485 communication modules 4 respectively with main control module 2 Connection, described power supply module 5 is connected by photovoltaic conversion circuit with main control module 2, and power supply module 5 passes through power taking circuit It is connected with the power supply of photovoltaic combiner box 100.
As shown in figure 1, power supply module 5 is converted into low-voltage DC from photovoltaic combiner box power taking, and by the high-tension electricity of acquirement, Powered to whole photovoltaic combiner box long-distance monitorng device A, data acquisition module 1 gathers the running status letter of photovoltaic combiner box 100 Breath, and the running state information collected is changed into digital data transmission into main control module 2, main control module 2 is to receiving Data signal carry out calculation process, realize the compensation and correction to data signal, and the data signal after calculation process is led to Cross RS485 communication modules 4 and bluetooth communication 3 is transmitted separately to photovoltaic case change measure and control device 102 and external smart monitoring is set Standby 101, external smart monitoring device 101 carries out classification to the data signal received and shown, and is believed according to the numeral received Number, instructed by bluetooth communication 3 to main control module transmitting, monitoring, main control module 2 receives monitoring instruction to photovoltaic conflux Case is debugged and detected, so as to realize the remote monitoring to photovoltaic combiner box.
Wherein, the photovoltaic conversion circuit that described power supply module 5 is connected with main control module 2 is electric by the decompression being sequentially connected Road, rectification circuit and filter circuit composition, the coarse high pressure that will be obtained by decompression, rectification and filtering from photovoltaic combiner box 100 Electricity is converted into low-voltage DC, improves whole photovoltaic combiner box long-distance monitorng device A power supply stability.
Specifically, data acquisition module 1 includes data acquisition micro-control unit 11, is connected with the bus of photovoltaic combiner box 100 Resistor voltage divider circuit 12, the Hall current sensor 13 being connected with 100 each branch road of photovoltaic combiner box, installed in photovoltaic combiner box Temperature sensor 14 inside 100 and the remote signalling terminal 15 being connected with the lightning protection device of photovoltaic combiner box 100 and breaker, it is described Resistor voltage divider circuit 12, Hall current sensor 13, temperature sensor 14 and remote signalling terminal 15 respectively with data acquisition microcontroller Unit 11 is connected, and data acquisition micro-control unit 11 is connected with main control module 2.Photovoltaic combiner box is gathered with resistor voltage divider circuit 12 The voltage of 100 buses, the electric current of each branch road in photovoltaic combiner box is gathered with Hall current sensor 13, is adopted with temperature sensor 14 Collect the temperature inside the box, lightning protection device status signal and circuit-breaker status signal, resistor voltage divider circuit 12, Hall are gathered with remote signalling terminal 15 Electric current pass device 13, temperature sensor 14 and remote signalling terminal 15 respectively by the information collected send to data acquisition microcontroller list without In 11, after the information received is converted into data signal by data acquisition micro control unit 11, transmit into main control module 2.
Specifically, described data acquisition micro-control unit 11 realizes signal with main control module 2 by RS232 communication interfaces Transmission connection, data signal is transmitted with RS232 communication interfaces.
Specifically, described bluetooth communication 3 includes Bluetooth communication controller 31 and connected with Bluetooth communication controller 31 The communication antenna 32 connect, the transmission of described Bluetooth communication controller 31 and the signal of main control module 2 connect, communication antenna 32 realize with The Bluetooth communication connection of external smart monitoring device 101.Led in described RS485 communication modules 4 using MAX485 chips Letter control.Described external smart monitoring device 101 is smart mobile phone.
On outside intelligent monitoring device 101, corresponding monitoring programme is installed, master control mould is realized with bluetooth communication 3 Block 2 knows that the signal of river in Zhejiang Province monitoring device 101 mutually passes with outside, and wherein external smart monitoring device 101 selects smart mobile phone, carrying side Just, it is simple to operate, it is more easy to realize real-time monitoring of the monitoring personnel to photovoltaic combiner box 100.
The advantages of above-described photovoltaic combiner box long-distance monitorng device, is:
1st, the remote monitoring of photovoltaic combiner box is realized, avoids carrying out on-site supervision to photovoltaic combiner box.
2nd, monitoring facility, simple to operate, monitoring difficulty is low.
3rd, monitoring efficiency is high, cost is low, easily promotes the use.
4th, monitoring in real time is realized, is effectively debugged, the safe to use and reliability of photovoltaic combiner box is higher.
5th, power good, safe and practical, monitoring reliability is high.
Completely description is carried out to the technical scheme of the utility model embodiment, it is necessary to which explanation is to be retouched above in association with accompanying drawing The embodiment stated is only the utility model part of the embodiment.Based on the embodiment in the utility model, the common skill in this area The every other embodiment that art personnel are obtained on the premise of creative work is not made, belong to the utility model protection Scope.

Claims (7)

1. photovoltaic combiner box long-distance monitorng device, including with photovoltaic combiner box(100)It is connected to gather photovoltaic combiner box(100) Running state information and the data acquisition module that running state information is changed into data signal(1), there is coordinated control function Main control module(2), realize with external smart monitoring device(101)The bluetooth communication of Bluetooth communication connection(3), realize with Photovoltaic case becomes measure and control device(102)The RS485 communication modules of signal transmission connection(4)With for remote to described photovoltaic combiner box The power supply module of range monitoring device power supply(5), described data acquisition module(1), bluetooth communication(3)Communicated with RS485 Module(4)Respectively with main control module(2)Connection, described power supply module(5)Pass through photovoltaic conversion circuit and main control module(2)Even Connect, and power supply module(5)Pass through power taking circuit and photovoltaic combiner box(100)Power supply connection.
2. photovoltaic combiner box long-distance monitorng device according to claim 1, it is characterised in that data acquisition module(1)Including Data acquisition micro-control unit(11)With photovoltaic combiner box(100)The resistor voltage divider circuit of bus connection(12), with photovoltaic conflux Case(100)The Hall current sensor of each branch road connection(13), installed in photovoltaic combiner box(100)Internal temperature sensor (14)With with photovoltaic combiner box(100)The remote signalling terminal that is connected with breaker of lightning protection device(15), described resistor voltage divider circuit (12), Hall current sensor(13), temperature sensor(14)And remote signalling terminal(15)Respectively with data acquisition micro-control unit (11)Connection, data acquisition micro-control unit(11)With main control module(2)Connection.
3. photovoltaic combiner box long-distance monitorng device according to claim 2, it is characterised in that described data acquisition micro-control Unit processed(11)With main control module(2)Signal transmission connection is realized by RS232 communication interfaces.
4. photovoltaic combiner box long-distance monitorng device according to claim 1, it is characterised in that described bluetooth communication (3)Including Bluetooth communication controller(31)With with Bluetooth communication controller(31)The communication antenna of connection(32), described bluetooth Communication controler(31)With main control module(2)Signal transmission connection, communication antenna(32)Realize and external smart monitoring device (101)Bluetooth communication connection.
5. photovoltaic combiner box long-distance monitorng device according to claim 1, it is characterised in that described RS485 communication modules (4)It is middle that Control on Communication is carried out using MAX485 chips.
6. photovoltaic combiner box long-distance monitorng device according to claim 1, it is characterised in that described power supply module(5)With Main control module(2)The photovoltaic conversion circuit of connection is made up of the reduction voltage circuit, rectification circuit and filter circuit being sequentially connected.
7. the photovoltaic combiner box long-distance monitorng device according to claim 1 to any one of claim 6, it is characterised in that institute The external smart monitoring device stated(101)For smart mobile phone.
CN201720977663.8U 2017-08-07 2017-08-07 Photovoltaic combiner box long-distance monitorng device Active CN207008368U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720977663.8U CN207008368U (en) 2017-08-07 2017-08-07 Photovoltaic combiner box long-distance monitorng device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720977663.8U CN207008368U (en) 2017-08-07 2017-08-07 Photovoltaic combiner box long-distance monitorng device

Publications (1)

Publication Number Publication Date
CN207008368U true CN207008368U (en) 2018-02-13

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CN201720977663.8U Active CN207008368U (en) 2017-08-07 2017-08-07 Photovoltaic combiner box long-distance monitorng device

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108769280A (en) * 2018-04-21 2018-11-06 深圳市禾望电气股份有限公司 Method, equipment, storage medium and the electricity generation system of header box address information are set

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108769280A (en) * 2018-04-21 2018-11-06 深圳市禾望电气股份有限公司 Method, equipment, storage medium and the electricity generation system of header box address information are set
CN108769280B (en) * 2018-04-21 2021-07-13 深圳市禾望电气股份有限公司 Method and device for setting address information of combiner box, storage medium and power generation system

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