CN108540562A - A kind of photovoltaic plant data management system and its working method - Google Patents
A kind of photovoltaic plant data management system and its working method Download PDFInfo
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- CN108540562A CN108540562A CN201810338567.8A CN201810338567A CN108540562A CN 108540562 A CN108540562 A CN 108540562A CN 201810338567 A CN201810338567 A CN 201810338567A CN 108540562 A CN108540562 A CN 108540562A
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- management terminal
- key pair
- management system
- photovoltaic array
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0478—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload applying multiple layers of encryption, e.g. nested tunnels or encrypting the content with a first key and then with at least a second key
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The present invention relates to a kind of photovoltaic plant data management system and its working method, the photovoltaic plant data management system includes：It is distributed in the controller of each photovoltaic array, and the photovoltaic array data of acquisition are uploaded to Cloud Server by each controller respectively；The Cloud Server is suitable for preserving photovoltaic array data, and suitable for being downloaded preservation or online access by management terminal；The photovoltaic plant data management system of the present invention can acquire photovoltaic array data, and collected photovoltaic array data are stored in management terminal, recycle information back-up subsystem to back up photovoltaic array data, it is ensured that the safety of photovoltaic array data.
Description
Technical field
The invention belongs to new energy fields, and in particular to a kind of photovoltaic plant data management system and its working method.
Background technology
In recent years, theCourse of PV Industry is swift and violent, and the various failures for preventing to be likely to occur in photovoltaic plant operation are to build light
One of critical issue of overhead utility.Effective data acquisition is carried out to photovoltaic array in photovoltaic plant operational process, is conducive to
Improve system performance, the structure of optimization system.
Management and safety after being acquired to data propose better requirement, therefore, are based on above-mentioned purpose, need to set
Count a kind of photovoltaic array monitoring system and its working method.
Invention content
The object of the present invention is to provide a kind of photovoltaic plant data management system and its working methods.
In order to solve the above technical problem, the present invention provides a kind of photovoltaic plant data management systems, including：
It is distributed in the controller of each photovoltaic array, and the photovoltaic array data of acquisition are uploaded to cloud service by each controller respectively
Device；
The Cloud Server is suitable for preserving photovoltaic array data, and is downloaded preservation or online access by management terminal.
Further, the photovoltaic plant data management system further includes by bound device and the management terminal and cloud service
The information back-up subsystem of device structure.
Further, the management terminal is further adapted for obtaining photovoltaic array data to be backed up, and is tied up with bound device foundation
Determine relationship；The management terminal is suitable for obtaining the first key pair being made of the first public key and the first private key, and public using first
Key carries out one-time pad encryption to photovoltaic array data to be backed up, obtains the first encryption information；The management terminal is suitable for taking from cloud
Business device obtains the second key pair being made of the second public key and the second private key, and the second key pair is sent to bound device；It is logical
The second key pair of key modifier pair crossed in bound device is modified, and obtains be made of third public key and third private key
Three key pairs, and third key pair is sent to management terminal；And the management terminal is encrypted using third public key pair first
Information carries out secondary encryption, and the second obtained encryption information is uploaded to Cloud Server and is backed up.
Further, the management terminal is suitable for generating first key pair；And after completing one-time pad encryption, by first key
It is preserved to being sent to bound device, and deletes the first key pair in management terminal.
Further, the bound device is suitable for generating first key pair and the management terminal from the bound device
First key is obtained to carrying out one-time pad encryption, and after the completion of one-time pad encryption, deletes the first key pair in caching.
Further, it after the management terminal completes secondary encryption, is carried out suitable for third key pair is sent to bound device
It preserves, and deletes the third key pair in management terminal.
Further, when needing to obtain photovoltaic array data, the management terminal downloads the second of backup from Cloud Server
Encryption information and the management terminal obtain first key pair and third key pair from bound device, then use the successively again
Three private keys and the first private key are respectively decrypted the second encryption information and the first encryption information, to obtain photovoltaic array data.
Further, it after management terminal obtains the second key pair from Cloud Server, is disconnected with Cloud Server；Work as needs
When uploading backup information, Cloud Server is logged in again.
Further, the key modifier is suitable for being previously provided with several set key modification strategies.
Another aspect, the present invention also provides a kind of working methods of photovoltaic plant data management system, including：
It is distributed in the controller of each photovoltaic array, and the photovoltaic array data of acquisition are uploaded to cloud service by each controller respectively
Device；
The Cloud Server is suitable for preserving photovoltaic array data, and suitable for being downloaded preservation by management terminal or visiting online
It asks.
The invention has the advantages that the photovoltaic plant data management system of the present invention can acquire photovoltaic array data,
And collected photovoltaic array data are stored in management terminal, recycle information back-up subsystem to carry out photovoltaic array data
Backup, it is ensured that the safety of photovoltaic array data avoids losing photovoltaic array data, and can not trace.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the functional block diagram of photovoltaic plant data management system of the present invention；
Fig. 2 is the structure diagram of the information back-up subsystem of photovoltaic plant data management system of the present invention.
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
Embodiment 1
Fig. 1 is the functional block diagram of photovoltaic plant data management system of the present invention.
As shown in Figure 1, the present embodiment 1 provides a kind of photovoltaic plant data management system, including：It is distributed in each photovoltaic battle array
The controller of row, and the photovoltaic array data of acquisition are uploaded to Cloud Server by each controller respectively；The Cloud Server is suitable for
Photovoltaic array data are preserved, and preservation or online access are downloaded by management terminal.
Specifically, the voltage that the photovoltaic array data, which include but not limited to controller, to be acquired, electric current, power, humiture
The data acquired.Above-mentioned controller can be uploaded to cloud by base station by CAN bus mode or the mode of ZigBee and take
Business device is directly uploaded to Cloud Server by 4G modules.Above-mentioned upload mode belongs to the prior art, and details are not described herein again.
The operation data of the photovoltaic plant data management system storage photovoltaic plant of the present embodiment, carries out convenient for management terminal
It downloads and preserves or access.Although photovoltaic array data backup to Cloud Server is very convenient, but if directly by light
Photovoltaic array data only back up to Cloud Server, will also result in the possibility of loss, are brought to the operation maintenance of data unnecessary
Trouble.
Therefore, the photovoltaic plant data management system further includes by bound device and the management terminal and Cloud Server
The information back-up subsystem of structure, the information back-up subsystem are suitable for carrying out multiple duplication to photovoltaic array data.
Fig. 2 is the structure diagram of the information back-up subsystem of photovoltaic plant data management system of the present invention.
As shown in Fig. 2, described information backup subsystem includes：Management terminal, bound device and Cloud Server；It is wherein described
Management terminal is suitable for obtaining photovoltaic array data to be backed up, and establishes binding relationship with bound device；The management terminal is suitable
In the first key pair that acquisition is made of the first public key and the first private key, and using the first public key to photovoltaic array number to be backed up
According to one-time pad encryption is carried out, the first encryption information is obtained；The management terminal is suitable for obtaining by the second public key and the from Cloud Server
The second key pair that two private keys are constituted, and the second key pair is sent to bound device；It is changed by the key in bound device
The second key pair of device pair is modified, and obtains the third key pair being made of third public key and third private key, and by third key
To being sent to management terminal；And the management terminal carries out secondary encryption using the first encryption information of third public key pair, and will
The second obtained encryption information is uploaded to Cloud Server and is backed up.
Specifically, management terminal can may be mobile phone, computer, PAD for mobile phone, computer, PAD etc., bound device, it can
Wearable device etc., the two may be the same or different；Management terminal and bound device establish binding relationship, cloud service in advance
Device realizes the login of Cloud Server based on account information for realizing the information back-up to management terminal, management terminal.
Specifically, the management terminal is suitable for obtaining photovoltaic array data to be backed up.
Specifically, key modification strategy can be positioned in the key modifier in bound device by manager in advance, with
Just manager timely can select corresponding modification strategy from key modifier as needed.
Preferably, more set key modification strategies, different information can use different modifications in key modifier
Strategy, optionally, key modification strategy can be when needed adjusted by manager.
Specifically, management terminal receives the third key pair from bound device by escape way.
Specifically, management terminal logs in Cloud Server, the second encryption information is uploaded to Cloud Server and is backed up；I.e.
Two encryption information are backup information, and by encrypting twice, and the key information that ciphering process is related to is unknowable to network side
, the concealment of the backup information thereby guaranteed that will not lead to the loss of information even if Cloud Server information leakage.
The management terminal is suitable for generating first key pair；And after completing one-time pad encryption, by first key to sending
It is preserved to bound device, and deletes the first key pair in management terminal.
Specifically, first key thereby guarantees that first key to only having one people of manager to can be generated by management terminal
It is found that after the completion of encryption, management terminal preserves first key to being sent to bound device, and management terminal is then by first
Key pair is deleted, and is not preserving the key information, can ensure that information is not leaked if even if management terminal is lost as a result,
Further ensure the safety of information.
The bound device is suitable for generating first key pair and the management terminal and obtains first from the bound device
Key pair carries out one-time pad encryption, and after the completion of one-time pad encryption, deletes the first key pair in caching.
Specifically, first key, to can also be generated by bound device, management terminal is obtained by the interaction with bound device
Take first key pair, and then for realizing the encryption to information, after the completion of encryption, management terminal by first key to delete, by
This can prevent the leakage of cipher key pair information, improve the safety of information.
After the management terminal completes secondary encryption, preserved suitable for third key pair is sent to bound device, and
Delete the third key pair in management terminal.
When needing to obtain photovoltaic array data, the management terminal downloads the second encryption information of backup from Cloud Server
And the management terminal obtains first key pair and third key pair from bound device, then use successively again third private key and
First private key is respectively decrypted the second encryption information and the first encryption information, to obtain photovoltaic array data.
Specifically, management terminal preserves third key pair into bound device after carrying out secondary encryption, and delete slow
Third key pair in depositing.Cipher key pair information is maintained in bound device, even if the management terminal of manager is lost, manager
It can still be interacted with Cloud Server according to the cipher key pair information in bound device, obtain photovoltaic array data.
Specifically, when needing to obtain photovoltaic array data, management terminal downloads the second encryption of backup from Cloud Server
Information；Management terminal is decrypted using third private key and the first private key successively, obtains photovoltaic array data.Wherein, due to
One key pair and third key pair are stored in bound device, after completing the download of the second encryption information, disconnection and cloud service
The connection of device；Then corresponding key pair is obtained from bound device again, information is decrypted, obtain photovoltaic array data, by
This makes Cloud Server be in the environment being relatively isolated with encryption process, further improves the safety of information.Moreover, by
It is stored in bound device in first key pair and third key pair, and management terminal is deleted immediately after using above- mentioned information,
Above- mentioned information is not preserved, even if thus management terminal loses or can not utilize the acquisition for mobile terminal phase if stolen
The information answered, and manager can reacquire backup information according to the information in bound device.
The second encryption information is decrypted specifically, the second key pair can also be realized, and is obtained and backup information class
The identical fake information of type.
It can be seen that in above process, secondary add is carried out using the third key pair being converted to through the second key pair
Close, which thereby enhance hacker breaks close difficulty, and can also be decrypted due to the use of the second key pair, even if thus cloud service
Device information leakage, what other people obtained is also fake information, can not obtain true information, however steal information side is not due to knowing
The true and false of information, then when it carries out illegal activity using fake information, it is easier to be found, it can be seen that, the present invention is not only
The safety of information is improved, while assisting in and finding using illegal activities caused by the information of leakage, it is effective to ensure
The safety of photovoltaic plant data.
After management terminal obtains the second key pair from Cloud Server, disconnected with Cloud Server；It is standby when needing to upload
When part information, Cloud Server is logged in again.So that the processing of key and the transmission process phase of encryption process and information
Mutually isolation, further improves the safety of information.
In the present embodiment, bound device is communicated with management terminal channel safe to use, and escape way is to be based on
Second real-time performance, optionally, the second network can be short distance communication network, such as bluetooth, NFC；Management terminal and cloud clothes
Business device is communicated based on the first network different from the second network；Different network environment makes acquisition and the data of key
Under different network environments, mutually isolated network environment improves the safety of data for transmission.
Embodiment 2
On the basis of embodiment 1, the present embodiment 2 provides a kind of working method of photovoltaic plant data management system, including：
It is distributed in the controller of each photovoltaic array, and the photovoltaic array data of acquisition are uploaded to Cloud Server by each controller respectively；Institute
It states Cloud Server and is suitable for preserving photovoltaic array data, and suitable for being downloaded preservation or online access by management terminal.
Wherein, the operation principle of the photovoltaic plant data management system described in the present embodiment, working method and worked
Journey is identical as the photovoltaic plant data management system in embodiment 1, and details are not described herein again.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (10)
1. a kind of photovoltaic plant data management system, which is characterized in that including：
It is distributed in the controller of each photovoltaic array, and the photovoltaic array data of acquisition are uploaded to cloud service by each controller respectively
Device；
The Cloud Server is suitable for preserving photovoltaic array data, and is downloaded preservation or online access by management terminal.
2. photovoltaic plant data management system according to claim 1, which is characterized in that
The photovoltaic plant data management system further includes the letter built by bound device and the management terminal and Cloud Server
Cease backup subsystem.
3. photovoltaic plant data management system according to claim 2, which is characterized in that
The management terminal is further adapted for obtaining photovoltaic array data to be backed up, and establishes binding relationship with bound device；
The management terminal is suitable for obtaining the first key pair being made of the first public key and the first private key, and uses the first public key pair
Photovoltaic array data to be backed up carry out one-time pad encryption, obtain the first encryption information；
The management terminal is suitable for obtaining the second key pair for being made of the second public key and the second private key from Cloud Server, and by the
Two key pairs are sent to bound device；
It is modified, is obtained by third public key and third private key structure by the second key pair of key modifier pair in bound device
At third key pair, and third key pair is sent to management terminal；And
The management terminal carries out secondary encryption, and the second encryption information that will be obtained using the first encryption information of third public key pair
Cloud Server is uploaded to be backed up.
4. photovoltaic plant data management system according to claim 3, which is characterized in that
The management terminal is suitable for generating first key pair；And
After completing one-time pad encryption, first key is preserved to being sent to bound device, and delete in management terminal
One key pair.
5. photovoltaic plant data management system according to claim 3, which is characterized in that
The bound device is suitable for generating first key pair, and
The management terminal obtains first key to carrying out one-time pad encryption from the bound device, and after the completion of one-time pad encryption,
Delete the first key pair in caching.
6. photovoltaic plant data management system according to claim 4 or 5, which is characterized in that
After the management terminal completes secondary encryption, preserved suitable for third key pair is sent to bound device, and delete
Third key pair in management terminal.
7. photovoltaic plant data management system according to claim 6, which is characterized in that
When need obtain photovoltaic array data when, the management terminal from Cloud Server download backup the second encryption information and
The management terminal obtains first key pair and third key pair from bound device, then uses third private key and first successively again
Private key is respectively decrypted the second encryption information and the first encryption information, to obtain photovoltaic array data.
8. photovoltaic plant data management system according to claim 7, which is characterized in that
After management terminal obtains the second key pair from Cloud Server, disconnected with Cloud Server；Letter is backed up when needing to upload
When breath, Cloud Server is logged in again.
9. photovoltaic plant data management system according to claim 8, which is characterized in that
The key modifier is suitable for being previously provided with several set key modification strategies.
10. a kind of working method of photovoltaic plant data management system, which is characterized in that including：
It is distributed in the controller of each photovoltaic array, and the photovoltaic array data of acquisition are uploaded to cloud service by each controller respectively
Device；
The Cloud Server is suitable for preserving photovoltaic array data, and suitable for being downloaded preservation by management terminal or visiting online
It asks.
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| CN201810338567.8A CN108540562A (en) | 2018-04-16 | 2018-04-16 | A kind of photovoltaic plant data management system and its working method |
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| CN201810338567.8A CN108540562A (en) | 2018-04-16 | 2018-04-16 | A kind of photovoltaic plant data management system and its working method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387122A (en) * | 2010-09-02 | 2012-03-21 | 南京壹进制信息技术有限公司 | Method for encrypting multi-user data backup |
| CN103136463A (en) * | 2011-12-01 | 2013-06-05 | 宏达国际电子股份有限公司 | System and method for temporary secure boot process of an electronic device |
| CN104660631A (en) * | 2013-11-19 | 2015-05-27 | 中国科学院深圳先进技术研究院 | Photo backup method, device and system and mobile terminal |
| US20170270314A1 (en) * | 2016-03-21 | 2017-09-21 | Acronis International Gmbh | System and method for data backup using unmanned aerial vehicle (uav) |
| CN107231127A (en) * | 2017-06-02 | 2017-10-03 | 张飞飞 | Distributed photovoltaic system intelligent diagnostics and cleaning service SaaS platforms under line |
-
2018
- 2018-04-16 CN CN201810338567.8A patent/CN108540562A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102387122A (en) * | 2010-09-02 | 2012-03-21 | 南京壹进制信息技术有限公司 | Method for encrypting multi-user data backup |
| CN103136463A (en) * | 2011-12-01 | 2013-06-05 | 宏达国际电子股份有限公司 | System and method for temporary secure boot process of an electronic device |
| CN104660631A (en) * | 2013-11-19 | 2015-05-27 | 中国科学院深圳先进技术研究院 | Photo backup method, device and system and mobile terminal |
| US20170270314A1 (en) * | 2016-03-21 | 2017-09-21 | Acronis International Gmbh | System and method for data backup using unmanned aerial vehicle (uav) |
| CN107231127A (en) * | 2017-06-02 | 2017-10-03 | 张飞飞 | Distributed photovoltaic system intelligent diagnostics and cleaning service SaaS platforms under line |
Non-Patent Citations (2)
| Title |
|---|
| 周化祥: "《网络及电子商务安全》", 30 September 2004 * |
| 李子臣等: "《典型密码算法C语言实现》", 31 August 2013 * |
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Application publication date: 20180914 |