CN207968069U - photovoltaic plant remote monitoring system based on ZigBee and WiFi - Google Patents
photovoltaic plant remote monitoring system based on ZigBee and WiFi Download PDFInfo
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- CN207968069U CN207968069U CN201721749492.XU CN201721749492U CN207968069U CN 207968069 U CN207968069 U CN 207968069U CN 201721749492 U CN201721749492 U CN 201721749492U CN 207968069 U CN207968069 U CN 207968069U
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- zigbee
- wifi
- photovoltaic plant
- remote monitoring
- chips
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 230000005389 magnetism Effects 0.000 claims description 6
- 238000009529 body temperature measurement Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 25
- 238000012545 processing Methods 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007726 management method Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The utility model is related to a kind of photovoltaic plant remote monitoring systems based on ZigBee and WiFi, including sensing module, A/D converter, CC2430 chips, ZigBee and WiFi wireless transport modules, PC, wherein analog signal is become digital signal by sensor by way of A/D conversions, it is connected to form sensor data acquisition module with serial ports and CC2430 chips, the data of acquisition are turned WiFi module by serial ports to be transmitted, again WiFi signal is received with routing node, by WiFi, mutually remote transmission is realized in transmission between routing node, it is transferred to gateway later, it transfers data on computer and is shown finally by serial ports.PC machine will be preserved after the data processing received and be shown in time, realize the real-time monitoring to all kinds of parameters of photovoltaic generating system.
Description
Technical field
The utility model is related to a kind of photovoltaic plant remote monitoring systems based on ZigBee and WiFi, belong to photovoltaic plant
Remote control technology field, and in particular to the relevant parameter of photovoltaic plant is carried out using ZigBee and WiFi Radio Transmission Technologys
Monitoring in real time.
Background technology
The policy for the support theCourse of PV Industry that solar energy power generating project is persistently put into effect with Chinese Government is on the increase,
Currently, China is accumulative to build 7.97 GW of capacity, wherein 4.19 GW of large-sized photovoltaic power station, 3.78 GW of distributed photovoltaic system.State
The publication of Bureau of Energy of family《Solar power generation develops " 12th Five-Year Plan " planning》Claim, to the end of the year 2015, solar power generation installed capacity reaches
To 21,000,000 kW（That is 21 GW）More than, annual electricity generating capacity reaches 25,000,000,000 kWh.With large-sized photovoltaic power station and distributed photovoltaic system
It the construction of system and puts into operation, more stringent requirements are proposed for the real time monitoring of owner and grid company to equipment.
MW class and the above photovoltaic plant floor space be wide, number of devices and enormous variety, builds and concentrates.It is presently the most wide
It is general using wired monitoring mode.Overall architecture includes：Local data acquisition, data transmission, data storage and processing three
Point, it is connected with underlying device by data collector, the real time data of collecting device, local data collector and monitoring center
Apart from each other between communication network, generally several kms are to tens kms, using Industrial Ethernet（TCP/IP）, it is wired connection
Mode.Because number of devices is more, a large amount of man power and material is needed, considerably increases photovoltaic plant operation cost, and failure is fixed
Position is relatively complicated, increases plant maintenance and management cost indirectly.Although greatly reduced in the way of GPRS transmission it is economical at
This, but transmission data is small, and under transmission rate, photovoltaic plant transmission data is huge, and number is be easy to cause in the way of GPRS transmission
According to the loss of packet.
Invention content
The technical problem to be solved by the present invention is to provide a kind of photovoltaic plants based on ZigBee and WiFi remotely to supervise
Control system can effectively solve the mode of photovoltaic plant wired connection because number of devices is more, need a large amount of man power and material, greatly
Photovoltaic plant operation cost is increased greatly, and fault location is relatively complicated, increases asking for plant maintenance and management cost indirectly
Topic, although and economic cost is greatly reduced in the way of GPRS transmission, transmission data is small, under transmission rate, photovoltaic electric
Transmission data of standing is huge, the problem of loss of data packet is be easy to cause in the way of GPRS transmission.
The technical solution adopted in the utility model is：A kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi
It unites, including sensing module, A/D converter, CC2430 chips, ZigBee and WiFi wireless transport modules, PC, sensing module include
Temperature sensor, air velocity transducer, voltage sensor, current sensor, air velocity transducer, voltage sensor, current sensor
It is connect again with CC2430 chips after first being connect with A/D converter, temperature sensor is directly connect with CC2430 chips, CC2430 cores
Piece is connect with ZigBee and WiFi wireless transport modules, ZigBee and WiFi wireless transport modules are connect with PC, ZigBee and
WiFi wireless transport modules include WiFi module and ZigBee routing nodes, and the data of CC2430 chips output are passed through by serial ports
WiFi module is transmitted, and the signal of WiFi module is received using ZigBee routing nodes, and PC connects ZigBee routing nodes
The signal of receipts is shown.
The temperature sensor uses DS18B20 digital temperature sensors, for detecting photovoltaic plant ambient enviroment
Temperature, temperature measurement range are -55 DEG C~+125 DEG C, and temperature resolution can reach 0.0625 DEG C.
The air velocity transducer measures ranging from 0.05~120m/s of wind speed.
The voltage sensor, current sensor use Hall voltage current sensor, including magnetism gathering rings, Hall element
And amplification modulate circuit, wherein magnetism gathering rings are made of magnetive cord, first siding ring, second siding ring, temperature characterisitic：
≤ 150PPM/ DEG C, accuracy class：≤1.0%.F.S.
The A/D converter is made of ADC0809 converters, and ADC0809 is 8 successive approximation A/D converters,
It is by 8 path analoging switch, an address latch decoder, an A/D converter and a ternary output latch group
At.
The conversion of Zig Bee and Wi Fi selects SP3232 to carry out in ZigBee the and WiFi wireless transport modules.
The utility model has the beneficial effects that：Photovoltaic plant is carried out using ZigBee and WiFi wireless communication techniques long-range
Monitoring, greatly reduces management and the monitoring cost of photovoltaic DC field.The system of design can realize the accurate acquisition of data, signal
Real-time input and data wireless transmission.Operation interface is friendly simple, and presentation of information is intuitive, may be implemented to environment temperature,
Acquisition, transmission and the monitoring of the data such as wind speed, voltage and current.Transmission process uses WiFi module so that monitoring distance is remote, section
Cost-saving has very strong practicability.
Description of the drawings
Fig. 1 is that the connection of the utility model is connected block diagram；
Fig. 2 is that serial ports RS232 connect circuit diagram with WiFi in the utility model；
Fig. 3 is gateway circuit principle in the utility model；
Fig. 4 is ZigBee-network remote transmission schematic diagram in the utility model.
Specific implementation mode
In the following with reference to the drawings and specific embodiments, the utility model is described further.
Embodiment 1：As shown in Figs 1-4, a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi, including pass
Feel module, A/D converter, CC2430 chips, ZigBee and WiFi wireless transport modules, PC, sensing module includes temperature sensing
Device, air velocity transducer, voltage sensor, current sensor, air velocity transducer, voltage sensor, current sensor first turn with A/D
Parallel operation connection after connect again with CC2430 chips, temperature sensor is directly connect with CC2430 chips, CC2430 chips and
ZigBee with WiFi wireless transport modules connect, ZigBee and WiFi wireless transport modules are connect with PC, ZigBee and WiFi without
Line transmission module includes WiFi module and ZigBee routing nodes, and the data that CC2430 chips export are by serial ports through WiFi module
It is transmitted, the signal of WiFi module is received using ZigBee routing nodes, PC is to ZigBee routing node received signals
It is shown, finally realizes environment temperature, the real time monitoring of wind speed, voltage and current.
The temperature sensor uses DS18B20 digital temperature sensors, for detecting photovoltaic plant ambient enviroment
Temperature, temperature measurement range are -55 DEG C~+125 DEG C, and temperature resolution can reach 0.0625 DEG C.
The air velocity transducer measures ranging from 0.05~120m/s of wind speed.
The voltage sensor, current sensor use Hall voltage current sensor, including magnetism gathering rings, Hall element
And amplification modulate circuit, wherein magnetism gathering rings are made of magnetive cord, first siding ring, second siding ring, temperature characterisitic：
≤ 150PPM/ DEG C, accuracy class：≤1.0%.F.S.
The A/D converter is made of ADC0809 converters, and ADC0809 is 8 successive approximation A/D converters,
It is by 8 path analoging switch, an address latch decoder, an A/D converter and a ternary output latch group
At.
The conversion of Zig Bee and Wi Fi selects SP3232 to carry out in ZigBee the and WiFi wireless transport modules.
SP3232 is a solution of RS232 transceivers for handheld application, and operating voltage is+3.0~+5.5 V,
Full load minimum data rate is 120 k B/s, and power supply makes driver and receiver down to+2.7V, ESD protection drivers
Pin bears 15kV discharge modes and the air gaps IEC1000 4-2 discharge mode.Realize the Zig Bee data to Wifi with this
The conversion of data.
As shown in Figure 1, photovoltaic plant remote monitoring system of the utility model based on ZigBee and WiFi is by sensing mould
Block, A/D signal conversion modules, wireless transport module and PC are constituted.
As shown in Fig. 2, being that the utility model serial ports RS232 connect circuit diagram with WiFi.Serial communication using
RS232, using very universal in the equipment of communication protocol, meanwhile, the data for acquiring remote equipment can be used for serial communication association
The mode of view is transmitted.WiFi module of the present invention is using the super low-power consumption Wi-Fi moulds for having UART serial communications（USR-
WIFI232-B）.The Wi-Fi communication modules support serial ports transparent transmission mould by FCC/CE standard authentications using surface mount packages
Serial ports plug and play may be implemented in formula and protocol transmission mode.It needs to configure the module when generally using for the first time, need
The ports AP of USR-WIFI232-B are connected by the wireless network card of computer, and are configured with WEB administration pages.Setting
In include model selection option, select USR-WIFI232-B modules operating mode for AP patterns.Open host computer terminal, choosing
Client mode is selected, input is automatically assigned to address and the server port numbers of USRWIFI23-B, clicks connection and establishes TCP companies
It connects, you can carry out teledata transmitting-receiving.
As shown in figure 3, being the gateway circuit principle of the utility model, it is made of CC2430, SP3223E and FT232RL,
SP3223E completes serial ports electrical level match, and FT232RL completes the function that serial ports turns USB interface, can gateway easily be connected
To PC or notebook.The gateway that this system uses mainly has three functions：（1）ZigBee-network is created, photovoltaic plant is received
The data of middle each node of sensor assembly；（2）The data received are uploaded into monitoring central server by RS232 interface
In.（3）The instruction that monitoring center issues is received, each control node is transmitted to.
Fig. 4 is ZigBee-network remote transmission principle in the present invention.Measured by the mutual transmission sensing module of routing node
Data finally transfer data to gateway, via database service center processing, analyze data, are shown in monitoring center.
The utility model by ZigBee and WiFi Radio Transmission Technologys combine in the way of to the relevant parameter of photovoltaic plant
It is monitored in real time.The data that sensor is measured carry out signal conversion via A/D converter, it is used serial ports and CC2430 cores
Piece is connected to form sensor data acquisition module, and the data of acquisition are turned WiFi module by serial ports to be transmitted, and utilizes
ZigBee routing nodes receive WiFi signal, gained signal is shown on PC, finally realize environment temperature, wind speed, electricity
The real time monitoring of pressure and electric current.
The relevant parameter of photovoltaic plant is supervised in real time in the way of the combination of ZigBee and WiFi Radio Transmission Technologys
It surveys, equipment volume is small, low in energy consumption, easy to connect, easy to use, safe（Signal launch angle is small）.It can be used as photovoltaic
Wireless communication mode between equipment and monitoring station, such as on-site photovoltaic experiment centre.
Above in association with attached drawing, the specific embodiments of the present invention are described in detail, but the utility model is not
It is limited to the above embodiment, within the knowledge of a person skilled in the art, this practicality can also be not being departed from
Various changes can be made under the premise of novel objective.
Claims (6)
1. a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi, it is characterised in that：Including sensing module, A/D
Converter, CC2430 chips, ZigBee and WiFi wireless transport modules, PC, sensing module include temperature sensor, wind speed sensing
Device, voltage sensor, current sensor,
Air velocity transducer, voltage sensor, current sensor are connect with CC2430 chips again after first being connect with A/D converter, temperature
Degree sensor is directly connect with CC2430 chips, and CC2430 chips are connect with ZigBee and WiFi wireless transport modules, ZigBee
It is connect with WiFi wireless transport modules with PC, ZigBee and WiFi wireless transport modules include WiFi module and ZigBee routing sections
The data of point, the output of CC2430 chips are transmitted by serial ports through WiFi module, are received using ZigBee routing nodes
The signal of WiFi module, PC modules show ZigBee routing node received signals.
2. a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi according to claim 1, feature exist
In：The temperature sensor is using DS18B20 digital temperature sensors, the temperature for detecting photovoltaic plant ambient enviroment,
Temperature measurement range is -55 DEG C~+125 DEG C, and temperature resolution can reach 0.0625 DEG C.
3. a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi according to claim 1, feature exist
In：The air velocity transducer measures ranging from 0.05~120m/s of wind speed.
4. a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi according to claim 1, feature exist
In：The voltage sensor, current sensor use Hall voltage current sensor, including magnetism gathering rings, Hall element and
Amplify modulate circuit, wherein magnetism gathering rings are made of magnetive cord, first siding ring, second siding ring, temperature characterisitic：≤
150PPM/ DEG C, accuracy class：≤1.0%.F.S.
5. a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi according to claim 1, feature exist
In：The A/D converter is made of ADC0809 converters, and ADC0809 is 8 successive approximation A/D converters, it is by one
A 8 path analoging switch, an address latch decoder, an A/D converter and a ternary output latch composition.
6. a kind of photovoltaic plant remote monitoring system based on ZigBee and WiFi according to claim 1, feature exist
In：The conversion of Zig Bee and Wi Fi selects SP3232 to carry out in ZigBee the and WiFi wireless transport modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749492.XU CN207968069U (en) | 2017-12-15 | 2017-12-15 | photovoltaic plant remote monitoring system based on ZigBee and WiFi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749492.XU CN207968069U (en) | 2017-12-15 | 2017-12-15 | photovoltaic plant remote monitoring system based on ZigBee and WiFi |
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| Publication Number | Publication Date |
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| CN207968069U true CN207968069U (en) | 2018-10-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110138844A (en) * | 2019-04-24 | 2019-08-16 | 华南理工大学 | A kind of micro- monitoring inverter system and method for distributed photovoltaic power generation |
| CN113324677A (en) * | 2021-05-18 | 2021-08-31 | 佛山市顺德区凯祥电器有限公司 | Intelligent thermocouple control circuit |
-
2017
- 2017-12-15 CN CN201721749492.XU patent/CN207968069U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110138844A (en) * | 2019-04-24 | 2019-08-16 | 华南理工大学 | A kind of micro- monitoring inverter system and method for distributed photovoltaic power generation |
| CN113324677A (en) * | 2021-05-18 | 2021-08-31 | 佛山市顺德区凯祥电器有限公司 | Intelligent thermocouple control circuit |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20191215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |