CN106603515A - Encrypted remote connection-based remote terminal unit maintenance system and method - Google Patents
Encrypted remote connection-based remote terminal unit maintenance system and method Download PDFInfo
- Publication number
- CN106603515A CN106603515A CN201611093226.6A CN201611093226A CN106603515A CN 106603515 A CN106603515 A CN 106603515A CN 201611093226 A CN201611093226 A CN 201611093226A CN 106603515 A CN106603515 A CN 106603515A
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- Prior art keywords
- maintenance
- computer
- authentication device
- longitudinal direction
- control center
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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
-
- 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
- H04L63/18—Network architectures or network communication protocols for network security using different networks or channels, e.g. using out of band channels
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention discloses an encrypted remote connection-based remote terminal unit maintenance system. The encrypted remote connection-based remote terminal unit maintenance system comprises an operation and maintenance engineer station, a longitudinal encryption authentication device, a router and a maintenance computer; the operation and maintenance engineer station deployed in an adjustment and control center establishes a remote connection from the adjustment and control center to a router and to the maintenance computer in a transformer substation; the longitudinal encryption authentication device performs tunnel encryption on the remote connection and filters other network connections and messages; and the maintenance computer arranged in the in the transformer substation receives the instructions of the operation and maintenance engineer station through the encrypted remote connection so as to complete the maintenance work of a remote terminal unit. With the system adopted, remote maintenance on the remote terminal unit in the transformer substation can be performed in the adjustment and control center, and time and labor costs can be saved. The invention also discloses an encrypted remote connection-based remote terminal unit maintenance method.
Description
Technical field
The present invention relates to a kind of transformer station's telemechanical apparatus maintenance technology, more particularly to a kind of based on the remote of encrypted remote connection
Dynamic device maintenance system and method.
Background technology
At present transformer station has generally realized unmanned, and telemechanical apparatus is that regulation and control center understands substation operation state
Primary window.Telemechanical apparatus is used as key data source, and its status is most important, periodically should carry out examination and maintenance to it, the palm
Hold running status.The work such as operation maintenance personnel is daily to be patrolled and examined telemechanical apparatus, change setting, modification configuration is configured, restarted
Make, it is necessary to go to transformer station, take considerable time and manpower.Especially many large-scale substation positions are remote, have inconvenient traffic, often
Need the time commuting for spending a day.
In transformer station, software of the operation maintenance personnel based on deployment on computers is connected to telemechanical by Ethernet
Device, application program completes the configuration modification to telemechanical apparatus, program upgrading or the work such as restarts, and the maintenance work itself only consumes
When 20-60 minutes.
Therefore, in the urgent need at regulation and control center remotely maintenance work can be carried out to the telemechanical apparatus in transformer station, to save
About substantial amounts of time and human cost, in the shorter time action is completed.But at present in regulation and control centrally through existing network
Passage is safeguarded to telemechanical apparatus, possible to affect telemechanical apparatus to interact with the normal data at regulation and control center, and there is network peace
Full blast danger.
The content of the invention
The purpose of the present invention, is to provide a kind of telemechanical apparatus maintenance system connected based on encrypted remote and method, its
Remote maintenance of the regulation and control center to the telemechanical apparatus in transformer station is may be implemented in, time and human cost is saved.
In order to reach above-mentioned purpose, the solution of the present invention is：
A kind of telemechanical apparatus maintenance system connected based on encrypted remote, including O＆M engineer station, longitudinal direction encryption certification
Device, router and computer is safeguarded, wherein, the O＆M engineer station for being deployed in regulation and control center is set up from regulation and control center pathway by device
The long-range connection of computer is safeguarded in transformer station；Longitudinal direction encryption authentication device carries out tunnel encryption to long-range connection, and filtration should
Network connection and message outside long-range connection；Maintenance computer in transformer station is connected by encrypted remote, receives O＆M work
The instruction of Cheng Shizhan, completes the maintenance work to telemechanical apparatus.
Above-mentioned longitudinal direction encryption authentication device is deployed in the both sides of dispatch data net router.
It is above-mentioned to safeguard that computer also accesses switch in transformer station, and then connect other station equipments.
A kind of telemechanical apparatus maintaining method connected based on encrypted remote, is comprised the steps：
(1) in regulation and control center deployment O＆M engineer station, the deployment maintenance computer in transformer station sets up the heart channel of Hang-Shaoyin from regulation and control
Router is to the long-range connection for safeguarding computer；
(2) longitudinal direction encryption authentication device is disposed, tunnel encryption and packet filtering is carried out to long-range connection；
(3) O＆M computer connects telemechanical apparatus through switch, receives the O＆M engineer station instruction for coming Self-controlled center
Perform corresponding operation.
The detailed content of above-mentioned steps (2) is：
A. dispatch data net encrypts authentication device with the network boundary deployment longitudinal direction of regulation and control center, transformer station；
B. encryption authentication device in longitudinal direction filters illegal network connection and invalid packet flow；
C. encryption authentication device in longitudinal direction is the long-range connection establishment encryption tunnel in step (1), to the report transmitted in tunnel
Literary content is encrypted, decrypts.
After such scheme, the present invention is deployed in regulation and control center O＆M engineer station, through router, reaches transformer station
Interior maintenance computer, it is established that a long-range interface channel, has the advantages that：
(1) set up a regulation and control main website to connect to the reliable encrypted remote of transformer station；
(2) remote maintenance to remote-control device is completed based on long-range connection and configuration tool, the working time was shortened to by 1 day
20-60 minutes.
Description of the drawings
Fig. 1 is the integrated stand composition of the present invention.
Specific embodiment
Below with reference to accompanying drawing, technical scheme is described in detail.
As shown in figure 1, the present invention provides a kind of telemechanical apparatus maintenance system connected based on encrypted remote, including O＆M work
Cheng Shizhan, longitudinal direction encrypt authentication device, router and safeguard computer, introduce separately below.
O＆M engineer station is deployed in regulation and control center, for setting up from regulation and control center pathway by maintenance electricity in device to transformer station
The long-range connection of brain.
Longitudinal direction encryption authentication device is deployed on dispatch data net network boundary, is added for carrying out tunnel to long-range connection
It is close, using ciphertext transmission data, and filter network connection and message outside the long-range connection, it is ensured that the security of long-range connection.
In the present embodiment, encryption authentication device in longitudinal direction is deployed in the both sides of dispatch data net router, is arranged in pairs, respectively positioned at tune
Control central side and transformer substation side, complete the encryption to long-range interface channel so that the message transmissions in long-range connection are with ciphertext
Form is carried out.Longitudinal direction encryption authentication device completes the filtration to illegal network connection and illegitimate traffic simultaneously.
Safeguard that computer in transformer station, is connected by encrypted remote, while connecting telemechanical apparatus, receive and come in Self-controlled
The instruction that heart O＆M engineer station sends, operation program completes program upgrading, configuration modification, remote activation to telemechanical apparatus etc.
Work.In the present embodiment, safeguard that computer by accessing switch in transformer station, and then can also connect other station equipments,
So as to realize the maintenance work of the external equipment to telemechanical apparatus.
When implementing, including：1) by maintenance work station, router and safeguard computer, set up from regulation and control center to
Long-range connection in transformer station.2) longitudinal direction encryption authentication device is disposed, tunnel encryption and packet filtering is carried out to long-range connection.3)
O＆M computer connects telemechanical apparatus through switch, and reception carrys out the O＆M engineer station instruction at Self-controlled center and performs accordingly
Operation.
Wherein, step 1), 2) be the present invention core and key content.Step 1) refinement flow process it is as follows：
A. center deployment O＆M engineer station is regulated and controled, position is as shown in Figure 1.
B. deployment maintenance computer in transformer station, position is as shown in Figure 1.
C. regulate and control central side O＆M engineer station and transformer substation side safeguards that computer is respectively connected to router.
D. O＆M engineer station is set up to the long-range connection for safeguarding computer.
Step 2) refinement flow process it is as follows：
A. dispatch data net encrypts authentication device with the network boundary deployment longitudinal direction of regulation and control center, transformer station, such as Fig. 1 institutes
Show.
B. encryption authentication device in longitudinal direction filters illegal network connection and invalid packet flow.
C. encryption authentication device in longitudinal direction is the long-range connection establishment encryption tunnel in step 1, to the message transmitted in tunnel
Content is encrypted, decrypts.
Step 3), the instruction for safeguarding that computer receives regulation and control center is deployed in, configuration processor connects telemechanical dress by switch
Put, complete corresponding operating.
Through three above step, operation maintenance personnel can be by telemechanical apparatus remote maintenance system, at regulation and control center
The maintenance works such as configuration modification, program upgrading, Stateful Inspection, remote activation are carried out to telemechanical apparatus.
Above example technological thought only to illustrate the invention, it is impossible to which protection scope of the present invention is limited with this, it is every
According to technological thought proposed by the present invention, any change done on the basis of technical scheme, the scope of the present invention is each fallen within
Within.
Claims (5)
1. it is a kind of based on encrypted remote connect telemechanical apparatus maintenance system, it is characterised in that：Including O＆M engineer station, longitudinal direction
Encrypt authentication device, router and safeguard computer, wherein, the O＆M engineer station for being deployed in regulation and control center is set up from regulation and control center
Pathway is by the long-range connection that computer is safeguarded in device to transformer station；Longitudinal direction encryption authentication device carries out tunnel encryption to long-range connection,
And filter network connection and message outside the long-range connection；Maintenance computer in transformer station is connected by encrypted remote, is connect
The instruction of O＆M engineer station is received, the maintenance work to telemechanical apparatus is completed.
2. a kind of telemechanical apparatus maintenance system connected based on encrypted remote as claimed in claim 1, it is characterised in that：It is described
Longitudinal direction encryption authentication device is deployed in the both sides of dispatch data net router.
3. a kind of telemechanical apparatus maintenance system connected based on encrypted remote as claimed in claim 1, it is characterised in that：It is described
Safeguard that computer also accesses switch in transformer station, and then connect other station equipments.
4. it is a kind of based on encrypted remote connect telemechanical apparatus maintaining method, it is characterised in that comprise the steps：
(1) regulation and control center deployment O＆M engineer station, the deployment maintenance computer in transformer station, set up from regulation and control center pathway by
Device is to the long-range connection for safeguarding computer；
(2) longitudinal direction encryption authentication device is disposed, tunnel encryption and packet filtering is carried out to long-range connection；
(3) O＆M computer connects telemechanical apparatus through switch, receives the O＆M engineer station instruction execution for coming Self-controlled center
Corresponding operation.
5. a kind of telemechanical apparatus maintaining method connected based on encrypted remote as claimed in claim 4, it is characterised in that described
The detailed content of step (2) is：
A. dispatch data net encrypts authentication device with the network boundary deployment longitudinal direction of regulation and control center, transformer station；
B. encryption authentication device in longitudinal direction filters illegal network connection and invalid packet flow；
C. encryption authentication device in longitudinal direction is the long-range connection establishment encryption tunnel in step (1), in the message of transmission in tunnel
Appearance is encrypted, decrypts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093226.6A CN106603515A (en) | 2016-12-01 | 2016-12-01 | Encrypted remote connection-based remote terminal unit maintenance system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093226.6A CN106603515A (en) | 2016-12-01 | 2016-12-01 | Encrypted remote connection-based remote terminal unit maintenance system and method |
Publications (1)
| Publication Number | Publication Date |
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| CN106603515A true CN106603515A (en) | 2017-04-26 |
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ID=58595969
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611093226.6A Pending CN106603515A (en) | 2016-12-01 | 2016-12-01 | Encrypted remote connection-based remote terminal unit maintenance system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108184235A (en) * | 2017-12-20 | 2018-06-19 | 广东电网有限责任公司江门供电局 | Wirelessly special LTE network scheduling terminates high-speed traffic method and system for a kind of mobile substation |
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| CN103532236A (en) * | 2013-10-18 | 2014-01-22 | 国家电网公司 | Movable safety emergency passage device for power automation system |
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| CN104201775A (en) * | 2014-08-19 | 2014-12-10 | 江苏省电力设计院 | Distribution automation system configuration method based on city and county level integration |
| CN105763546A (en) * | 2016-02-04 | 2016-07-13 | 上海信昊信息科技有限公司 | High-reliability remote maintenance method |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20080117863A1 (en) * | 2006-10-17 | 2008-05-22 | Generonix, Inc. | Wireless access point network system supported through existing transmission lines |
| CN103368262A (en) * | 2013-07-12 | 2013-10-23 | 中国南方电网有限责任公司 | Programmed control method and system based on intelligent tele-control |
| CN103532236A (en) * | 2013-10-18 | 2014-01-22 | 国家电网公司 | Movable safety emergency passage device for power automation system |
| CN203491795U (en) * | 2013-10-18 | 2014-03-19 | 国家电网公司 | Movable safety emergency channel device of electric power automation system |
| CN103903187A (en) * | 2014-03-07 | 2014-07-02 | 国家电网公司 | Fast detection method for potential safety hazards of power distribution automation system information |
| CN104201775A (en) * | 2014-08-19 | 2014-12-10 | 江苏省电力设计院 | Distribution automation system configuration method based on city and county level integration |
| CN105763546A (en) * | 2016-02-04 | 2016-07-13 | 上海信昊信息科技有限公司 | High-reliability remote maintenance method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108184235A (en) * | 2017-12-20 | 2018-06-19 | 广东电网有限责任公司江门供电局 | Wirelessly special LTE network scheduling terminates high-speed traffic method and system for a kind of mobile substation |
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Application publication date: 20170426 |
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