CN202372630U - Wireless sensor network monitoring device for states of photovoltaic power station storage batteries - Google Patents
Wireless sensor network monitoring device for states of photovoltaic power station storage batteries Download PDFInfo
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- CN202372630U CN202372630U CN2011205605430U CN201120560543U CN202372630U CN 202372630 U CN202372630 U CN 202372630U CN 2011205605430 U CN2011205605430 U CN 2011205605430U CN 201120560543 U CN201120560543 U CN 201120560543U CN 202372630 U CN202372630 U CN 202372630U
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Abstract
A wireless sensor network monitoring device for states of photovoltaic power station storage batteries belongs to the technical field of detection of the photovoltaic storage batteries. A storage battery temperature signal sampling module, a storage battery current sampling module, a storage battery voltage sampling module and a clock module are respectively connected with an input end of a control chip of each storage battery sensor node, the control chip is further connected with antennas. An antenna of each storage battery sensor node is connected with a wireless network coordinator through a routing node, and the wireless network coordinator is further in signal connection with a monitoring center. Temperature signals, current signals and voltage signals of the storage batteries are input into the control chips by each storage battery sensor node through each module, output to the antennas after being processed by a central processing unit (CPU), transmitted to the wireless network coordinator through the routing nodes and transmitted to the monitoring center through the wireless network coordinator. The working states of each photovoltaic power station storage battery can be known well timely through the monitoring center so as to facilitate the control of the working states.
Description
Technical field
The utility model belongs to photovoltaic accumulator detection technique field, particularly the radio sensor network monitoring of photovoltaic plant battery condition technology.
Background technology
Along with photovoltaic power generation technology application more and more widely, existing a large amount of photovoltaic system puts into operation.Accumulator is important energy storage device from net photovoltaic plant system, relates to safety, stable operation from the net photovoltaic system, by charging-discharging controller it is carried out floating charging and discharge control from the battery pack of net photovoltaic system.Battery pack needs also will patrol and examine the routine work state of battery pack outside all filling of routine or the floating charging management, to the maintenance and the performance evaluation of battery pack, mostly rests on the traditional detection method at home.Mainly contain the annual discharge test of passing through, judge accumulator capacity; Export the characteristic test of big electric current; The terminal voltage measurement of single accumulator etc.These methods can't be carried out status monitoring in running order accumulator, can't in time find out of order accumulator, and this problem of initial operating stage is not clearly, and along with the operation of several years, this problem will be more outstanding.In view of the foregoing, adopt wired mode that the running status of battery pack is monitored in real time from the net photovoltaic system more, mainly patrol and examine the terminal voltage of accumulator, running status that can not the complete reaction accumulator.Therefore, battery pack is carried out real-time and effective running status, On-line Fault analysis and diagnosis and seem very important.The fast development of China's battery pack recent years monitoring technology, the equipment of voltage, electric current and the internal resistance etc. of more wired monitoring accumulator puts into operation, is unfavorable for installation and maintenance but cable is more.
Summary of the invention
The utility model purpose be a kind ofly spend that height, antijamming capability are strong for the photovoltaic accumulator is supporting, the photovoltaic plant battery condition radio sensor network monitoring device of super low-power consumption, working stability.
The utility model comprises Surveillance center, wireless network coordinator, routing node and some accumulator sensor nodes; Each accumulator sensor node comprises a control chip; Connect temperature signal sampling module, the battery current sampling module of this accumulator, the voltage sample module of accumulator respectively at the input end of said control chip; Input end at said control chip also connects clock module, and said control chip also connects antenna; The antenna of each accumulator sensor node is connected with wireless network coordinator through routing node, and wireless network coordinator is connected with the Surveillance center signal.
Each accumulator sensor node is handled the AD translation interface that control chip is imported in the back through each module with temperature, electric current, the voltage signal modulate circuit of accumulator, outputs to antenna after handling through CPU.Be sent to wireless network coordinator through routing node again, be resent to Surveillance center, in time grasp the duty of each photovoltaic plant accumulator, so that control through Surveillance center by wireless network coordinator.
The utility model is through designing and develop battery pack and cell batteries low-cost wireless sensor network; For the fault diagnosis of accumulator provides a large amount of inside real-time information, the high low and location difficulty problem of sensitivity of monitoring with constructional difficulties problem, battery temp and electric parameter of cable cost appears in the existence that can solve because of big gauge point.On the basis that obtains information such as battery temp, voltage and current; Through real-time detection, historical storage, statistics and the reasoning to the characteristic of accumulator, accumulator voltage deficiency, battery open circuit, internal resistance obviously become big, off-capacity, the electric current that sparks does not satisfy faults such as load request thereby can solve.And can accurately locate, prevent the further expansion of fault, improve from the reliability and the power supply quality of net photovoltaic system significant.
In addition, the control chip of the said accumulator sensor node of the utility model also connects the DLL module.
The said wireless network coordinator of the utility model comprises with the JN5139 control chip being radio frequency chip module, LPC2210 microcontroller module, ethernet control module and the ethernet interface module of core; Said radio frequency chip module is connected with ethernet control module through LPC2210 microcontroller module, and said ethernet control module is connected with ethernet interface module.
The control chip of the said accumulator sensor node of the utility model is a JN5139 controlled in wireless chip.
The temperature signal sampling module of the said accumulator sensor node of the utility model is made up of SHT11 integrated chip and corresponding modulate circuit.
The current sample module of the said accumulator sensor node of the utility model is made up of with corresponding modulate circuit Hall DC current sensor TBC10SY.
The voltage sample module of the said accumulator sensor node of the utility model is the divider resistance sampling module.
Description of drawings
Fig. 1 is the data stream block diagram of the utility model.
Fig. 2 is the wireless network coordinator structural principle block diagram of the utility model.
Fig. 3 is the accumulator sensor node structured flowchart of the utility model.
Embodiment
As shown in Figure 1, the utility model comprises an a of Surveillance center, wireless network coordinator b, some routing node c and some accumulator sensor node d.
As shown in Figure 3; Each accumulator sensor node d is provided with a control chip 8; Connect temperature signal sampling module 5, the battery current sampling module 6 of this accumulator, the voltage sample module 7 of accumulator respectively at the input end of control chip 8; Input end at control chip 8 also connects clock module 9, and control chip also connects antenna 10 and DLL module 11.
The antenna of each accumulator sensor node d is connected with wireless network coordinator b signal through routing node c, and wireless network coordinator b is connected with Surveillance center a signal.
As shown in Figure 2; Wireless network coordinator b comprises with the JN5139 control chip being radio frequency chip module 1, LPC2210 microcontroller module 2, ethernet control module 3 and the ethernet interface module 4 of core; Radio frequency chip module 1 is connected with ethernet control module 3 through LPC2210 microcontroller module 2, and ethernet control module 3 is connected with ethernet interface module 4.
The control chip 8 of the utility model accumulator sensor node is a JN5139 controlled in wireless chip; Temperature signal sampling module 5 is made up of SHT11 integrated chip and corresponding modulate circuit; Current sample module 6 is made up of with corresponding modulate circuit Hall DC current sensor TBC10SY, and voltage sample module 7 is the divider resistance sampling module.
The utility model has designed based on the high-performance of Britain Jennic company, low-consumption wireless SOC module (JN5139) accumulator sensor node; Developed coordinator node simultaneously, constituted wireless sensor network apparatus based on the LPC2210 microcontroller.The battery pack sensor node; Through obtaining parameters such as battery temp, electric current and voltage; For the internal operation state and the fault diagnosis of accumulator provides a large amount of internal informations, the temperature that solves accumulator is low and location difficulty problem with the sensitivity of electric parameter monitoring.The co-ordination of the node of the information gathering of coordinator node completion sensor node, the interface of realization internet.Through real-time detection, historical storage, statistics and reasoning, thereby can accurately diagnose and locate, prevent the further expansion of fault, improve from the reliability and the power supply quality of net photovoltaic system significant the accumulator operation characteristic.
Claims (7)
1. photovoltaic plant battery condition radio sensor network monitoring device is characterized in that: comprise Surveillance center, wireless network coordinator, routing node and some accumulator sensor nodes; Each accumulator sensor node comprises a control chip; Connect temperature signal sampling module, the battery current sampling module of this accumulator, the voltage sample module of accumulator respectively at the input end of said control chip; Input end at said control chip also connects clock module, and said control chip also connects antenna; The antenna of each accumulator sensor node is connected with wireless network coordinator through routing node, and wireless network coordinator is connected with the Surveillance center signal.
2. according to the said photovoltaic plant battery condition of claim 1 radio sensor network monitoring device, it is characterized in that the control chip of said accumulator sensor node also connects the DLL module.
3. according to the said photovoltaic plant battery condition of claim 1 radio sensor network monitoring device; It is characterized in that it is radio frequency chip module, LPC2210 microcontroller module, ethernet control module and the ethernet interface module of core that said wireless network coordinator comprises with the JN5139 control chip; Said radio frequency chip module is connected with ethernet control module through LPC2210 microcontroller module, and said ethernet control module is connected with ethernet interface module.
4. according to the said photovoltaic plant battery condition of claim 1 radio sensor network monitoring device, the control chip that it is characterized in that said accumulator sensor node is a JN5139 controlled in wireless chip.
5. according to the said photovoltaic plant battery condition of claim 1 radio sensor network monitoring device, it is characterized in that the temperature signal sampling module of said accumulator sensor node is made up of SHT11 integrated chip and corresponding modulate circuit.
6. according to the said photovoltaic plant battery condition of claim 1 radio sensor network monitoring device, it is characterized in that the current sample module of said accumulator sensor node is made up of with corresponding modulate circuit Hall DC current sensor TBC10SY.
7. according to the said photovoltaic plant battery condition of claim 1 radio sensor network monitoring device, the voltage sample module that it is characterized in that said accumulator sensor node is the divider resistance sampling module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205605430U CN202372630U (en) | 2011-12-29 | 2011-12-29 | Wireless sensor network monitoring device for states of photovoltaic power station storage batteries |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205605430U CN202372630U (en) | 2011-12-29 | 2011-12-29 | Wireless sensor network monitoring device for states of photovoltaic power station storage batteries |
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| CN202372630U true CN202372630U (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205605430U Expired - Fee Related CN202372630U (en) | 2011-12-29 | 2011-12-29 | Wireless sensor network monitoring device for states of photovoltaic power station storage batteries |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616475A (en) * | 2015-02-25 | 2015-05-13 | 周锡卫 | Wireless storage battery management system based on inductive power pickup and supply |
| CN105007039A (en) * | 2015-03-11 | 2015-10-28 | 刘建跃 | Distributed photovoltaic power generation on-line monitoring system based on wireless sensor network |
| CN106199163A (en) * | 2016-06-21 | 2016-12-07 | 广东技术师范学院 | Photovoltaic system battery current monitoring device |
| CN108169692A (en) * | 2018-01-17 | 2018-06-15 | 华霆（合肥）动力技术有限公司 | The hot monitoring device of battery and method |
-
2011
- 2011-12-29 CN CN2011205605430U patent/CN202372630U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616475A (en) * | 2015-02-25 | 2015-05-13 | 周锡卫 | Wireless storage battery management system based on inductive power pickup and supply |
| CN105007039A (en) * | 2015-03-11 | 2015-10-28 | 刘建跃 | Distributed photovoltaic power generation on-line monitoring system based on wireless sensor network |
| CN106199163A (en) * | 2016-06-21 | 2016-12-07 | 广东技术师范学院 | Photovoltaic system battery current monitoring device |
| CN108169692A (en) * | 2018-01-17 | 2018-06-15 | 华霆（合肥）动力技术有限公司 | The hot monitoring device of battery and method |
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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: 20120808 Termination date: 20141229 |
|
| EXPY | Termination of patent right or utility model |