CN108173660A - Electric energy meter continuous data copy reading method and device - Google Patents
Electric energy meter continuous data copy reading method and device Download PDFInfo
- Publication number
- CN108173660A CN108173660A CN201810127497.1A CN201810127497A CN108173660A CN 108173660 A CN108173660 A CN 108173660A CN 201810127497 A CN201810127497 A CN 201810127497A CN 108173660 A CN108173660 A CN 108173660A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000012795 verification Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000010200 validation analysis Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 17
- 238000007726 management method Methods 0.000 description 24
- 238000010586 diagram Methods 0.000 description 10
- 238000003860 storage Methods 0.000 description 10
- 238000004590 computer program Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000004422 calculation algorithm Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013524 data verification Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
- H04L9/3268—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements using certificate validation, registration, distribution or revocation, e.g. certificate revocation list [CRL]
Abstract
The present invention provides electric energy meter continuous data copy reading method and device, method includes：Metering core carries out signature transmission to master device with preset private key to electric energy meter data；Master device carries out the electric energy meter data signature verification with preset public key, obtains electric energy meter continuous data.The data that metering core of the present invention generates are required to after digital signature just pass to management core and other kilowatt meter recorders, the present invention can prevent legality measurement data to be tampered and forge in the equipment such as management core, concentrator, main website, meter reading terminal by public key verifications digital signature.
Description
Technical field
The present invention relates to power technologies, are concretely a kind of electric energy meter continuous data copy reading method and devices.
Background technology
The IR46 standards that International Legal Organization is carried out, it is desirable that electric energy meter function of measuring and other functions are mutual indepedent,
Legality measurement data should be protected.European intelligent meter meter design concept is used for reference, with reference to domestic actual conditions, state's net starts twin-core
The intelligent table entry of the next generation of scheme, to meet IR46 standards.
Existing legality measurement data reading system scheme is as follows：Electric energy meter management core reads metering core legal system data and stores, and collects
The data of middle device copy reading management core storage and storage, then the data by main website copy reading concentrator storage.Management core and concentrator are consolidated
Part is not belonging to legality measurement part and firmware is scalable.It is distorted in the presence of management core and concentrator, go-between forges and resets method
The problem of continuous data processed.
In addition, verification of the prior art to electric energy meter data, mainly by using the artificial copy reading in palm machine scene of electricity consumption O＆M
485 copy reading legality measurement data are compared with main website copy reading data after being torn open back with electric energy meter.
As shown in Figure 1, in the prior art, the signal of the artificial copy reading electric energy meter data in electricity consumption O＆M palm machine scene is used
Figure, wherein, electricity consumption O＆M palm machine has can be with the infrared interface of electric energy meter local communication and the 2G/ that can be communicated with main website mandate
3G/4G uplink communication interfaces.After operation maintenance personnel reaches scene, the inputing power table mailing address on palm machine passes through infrared copy reading
Then electric energy meter legality measurement data carry out authentication by uplink communication interface and main website, obtain the electricity of main website storage
The legality measurement data of energy table, are compared.
Invention content
The present invention provides a kind of legality measurement data anti-tamper copy reading method, does not need to operation maintenance personnel to live carry out method
The verification of continuous data processed can verify the validity, authenticity, uniqueness of legal system continuous data by main website.The present invention carries
A kind of electric energy meter continuous data copy reading method supplied, including：
Signature transmission is carried out to master device to electric energy meter data with preset private key；
Master device carries out the electric energy meter data signature verification with preset public key, obtains electric energy meter continuous data.
In an embodiment of the present invention, electric energy meter data include：The clock data of electric energy meter and the continuous data of metering core.
An embodiment of the present invention, the method further include：
It manages core timing and sends reading metering core data and data signature request to metering core；
The metering core signs to electric energy meter data and returns to request and begun to respond to after receiving request；
Management core, which receives to send after the request is begun to respond to, reads instruction；
The metering core sends the electric energy meter data after signing to management core after receiving the reading instruction.
An embodiment of the present invention, the master device carry out the electric energy meter data signature with preset public key and test
Card includes：
Entered with preset public key to the clock data in electric energy meter data timestamp validation.
Meanwhile the present invention also provides a kind of electric energy meter continuous data copy reading device, including：
Signature blocks, for carrying out signature transmission to master device to electric energy meter data with preset private key；
Authentication module for the electric energy meter data to be carried out with signature verification with preset public key, obtains electric energy meter metering
Data.
An embodiment of the present invention, the device further include：
Timing request sending module sends to metering core for timing and reads metering core data and data signature request；
Ask respond module, for being signed to electric energy meter data and returning to request and begin to respond to after receiving request；
Instruction sending module is read, instruction is read for receiving to send after the request is begun to respond to；
Electric energy meter data transmission blocks, for receiving after the reading instructs to the electric energy meter data sent after signing.
An embodiment of the present invention, authentication module carry out signature verification to electric energy meter data with preset public key and include：
Entered with preset public key to the clock data in electric energy meter data timestamp validation.
In technical scheme of the present invention, data that metering core generates be required to after digital signature just to pass to management core with
And other kilowatt meter recorders, concentrator copy reading upload digital signature when managing the continuous data of core storage together, main website copy reading collection
Digital signature is uploaded together during the continuous data of middle device storage.The present invention can be in management core, concentrator, main website, meter reading terminal
Etc. in equipment by public key verifications digital signature, legality measurement data is prevented to be tampered and forge.
Above and other objects, features and advantages to allow the present invention can be clearer and more comprehensible, preferred embodiment cited below particularly,
And coordinate institute's accompanying drawings, it is described in detail below.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the schematic diagram for slapping the artificial copy reading electric energy meter data in machine scene using electricity consumption O＆M in the prior art；
Fig. 2 is a kind of flow chart of electric energy meter continuous data copy reading method disclosed by the invention；
Fig. 3 is a kind of flow chart of an embodiment of electric energy meter continuous data copy reading method disclosed by the invention；
Fig. 4 is a kind of block diagram of electric energy meter continuous data copy reading device disclosed by the invention；
Fig. 5 is the schematic diagram of an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
The present invention discloses a kind of electric energy meter continuous data copy reading method, as shown in Fig. 2, this method includes：
Step S101 carries out signature transmission to master device with preset private key to electric energy meter data；
Step S102, master device carry out electric energy meter data signature verification with preset public key, obtain electric energy meter metering
Data.
In the embodiment of the present invention, electric energy meter data include：The clock data of electric energy meter and the continuous data of metering core.
As shown in figure 3, in the embodiment of the present invention, this method further includes：
Step S201, management core timing is sent to metering core reads metering core data and data signature request；
Step S202, metering core sign to electric energy meter data and return to request and begun to respond to after receiving request；
Step S203, management core, which receives to send after the request is begun to respond to, reads instruction；
Step S204, metering core send the electric energy meter data after signing to management core after receiving reading instruction.
Meanwhile as shown in figure 4, the present invention also provides a kind of electric energy meter continuous data copy reading device, including：
Signature blocks 301, for carrying out signature transmission to master device to electric energy meter data with preset private key；
Authentication module 302 for the electric energy meter data to be carried out with signature verification with preset public key, obtains electric energy meter
Measure data.
Electric energy meter continuous data copy reading method and device disclosed by the invention, it is anti-tamper to provide a kind of legality measurement data
Method, do not need to operation maintenance personnel to scene carry out legality measurement data verification.Legal system stoichiometric number can be verified by main website
According to validity, authenticity, uniqueness.
The embodiment of the present invention is based on a kind of legality measurement data digital signature authenticity verification of public encryption Technology design
Method.
The data of metering core management have legal system effect, so the embodiment of the present invention is designed with the private key and public affairs of legal system effect
Key digital certificate.According to《Digital certificate Services Management Method》The CA mechanisms of " digital certificate serving grant " qualification are obtained, according to
《People's Republic of China's law of electronic signature》And management method, according to the flow of PKI, generated using association key algorithm public and private close
Private key is injected legal system metering core, possesses unique key pair to each legality measurement core by key pair.Public key digital certificate is made
It is unique " identity card " for measurement instrument, it is issued according to the requirement of PKI.
In the present embodiment, the data that metering core generates are required to after digital signature just pass to management core and other are copied
Table equipment.Digital signature is uploaded together during the continuous data of concentrator copy reading management core storage, main website copy reading concentrator storage
Continuous data when digital signature is uploaded together.The method can be in the equipment such as management core, concentrator, main website, meter reading terminal
By public key verifications digital signature, legality measurement data is prevented to be tampered and forge.As shown in figure 5, for an embodiment party of the invention
The schematic diagram of formula.After metering core 501 is digitally signed markers and electricity data using private key, it is uploaded to management core 502, collection
Digital signature is uploaded to main website 504 together during the continuous data that middle 503 copy reading of device management core 502 stores, main website 504 utilizes public affairs
Key carries out signature verification to the data of upload, with true, the legitimacy of check gauging data.
Metering core is embedded system in electric energy meter, and the resources such as CPU, memory are limited, and Digital Signature Algorithm take it is very long.
Solve the problems, such as that time-consuming for Digital Signature Algorithm in the embodiment of the present invention by the following method, specially：
The timing of management core sends reading metering core legality measurement data to metering core and digital signature request, metering core receive
Management core data are responded after request and signature starts, and management core retransmits reading result command, the meter that metering core completes signature
It measures data response and gives management core.
According to IR46 international recommendations, clock belongs to legality measurement data.In the embodiment of the present invention, management core reads metering core
Markers and continuous data are participated in into digital signature together using clock data as markers during continuous data.It manages core, concentrate
By carrying out timestamp validation after public key verifications digital signature in the equipment such as device, main website, meter reading terminal, prevent continuous data from being returned
It puts.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware can be used in the present invention
Apply the form of example.Moreover, the computer for wherein including computer usable program code in one or more can be used in the present invention
The computer program production that usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
The processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices is generated for real
The device of function specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps are performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It applies specific embodiment in the present invention to be expounded the principle of the present invention and embodiment, above example
Explanation be merely used to help understand the present invention method and its core concept；Meanwhile for those of ordinary skill in the art,
Thought according to the present invention, there will be changes in specific embodiments and applications, in conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (8)
- A kind of 1. electric energy meter continuous data copy reading method, which is characterized in that the method includes：Signature transmission is carried out to master device to electric energy meter data with preset private key；Master device carries out the electric energy meter data signature verification with preset public key, obtains electric energy meter continuous data.
- 2. electric energy meter continuous data copy reading method as described in claim 1, which is characterized in that the electric energy meter data packet It includes：The clock data of electric energy meter and the continuous data of metering core.
- 3. electric energy meter continuous data copy reading method as claimed in claim 2, which is characterized in that the method further includes：It manages core timing and sends reading metering core data and data signature request to metering core；The metering core signs to electric energy meter data and returns to request and begun to respond to after receiving request；Management core, which receives to send after the request is begun to respond to, reads instruction；The metering core sends the electric energy meter data after signing to management core after receiving the reading instruction.
- 4. electric energy meter continuous data copy reading method as claimed in claim 2 or claim 3, which is characterized in that the master device is used Preset public key carries out signature verification to the electric energy meter data and includes：Entered with preset public key to the clock data in electric energy meter data timestamp validation.
- 5. a kind of electric energy meter continuous data copy reading device, which is characterized in that the device includes：Signature blocks, for carrying out signature transmission to master device to electric energy meter data with preset private key；Authentication module for the electric energy meter data to be carried out with signature verification with preset public key, obtains electric energy meter continuous data.
- 6. electric energy meter continuous data copy reading device as claimed in claim 5, which is characterized in that the electric energy meter data packet It includes：The clock data of electric energy meter and the continuous data of metering core.
- 7. electric energy meter continuous data copy reading device as claimed in claim 6, which is characterized in that the device further includes：Timing request sending module sends to metering core for timing and reads metering core data and data signature request；Ask respond module, for being signed to electric energy meter data and returning to request and begin to respond to after receiving request；Instruction sending module is read, instruction is read for receiving to send after the request is begun to respond to；Electric energy meter data transmission blocks, for receiving after the reading instructs to the electric energy meter data sent after signing.
- 8. such as electric energy meter continuous data copy reading device described in claim 5 or 6, which is characterized in that the authentication module is used Preset public key carries out signature verification to the electric energy meter data and includes：Entered with preset public key to the clock data in electric energy meter data timestamp validation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810127497.1A CN108173660A (en) | 2018-02-08 | 2018-02-08 | Electric energy meter continuous data copy reading method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810127497.1A CN108173660A (en) | 2018-02-08 | 2018-02-08 | Electric energy meter continuous data copy reading method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108173660A true CN108173660A (en) | 2018-06-15 |
Family
ID=62513414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810127497.1A Pending CN108173660A (en) | 2018-02-08 | 2018-02-08 | Electric energy meter continuous data copy reading method and device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108173660A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109086621A (en) * | 2018-07-23 | 2018-12-25 | 深圳市科陆精密仪器有限公司 | Electric energy meter verification report data tamper-proof method and system and storage medium |
| CN111768608A (en) * | 2020-07-16 | 2020-10-13 | 南方电网数字电网研究院有限公司 | Data transmission method and device based on double-core intelligent electric meter and computer equipment |
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