CN101604870A - The extended method of power system IEC 60870-5-101/104 standards - Google Patents
The extended method of power system IEC 60870-5-101/104 standards Download PDFInfo
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- CN101604870A CN101604870A CNA200910059977XA CN200910059977A CN101604870A CN 101604870 A CN101604870 A CN 101604870A CN A200910059977X A CNA200910059977X A CN A200910059977XA CN 200910059977 A CN200910059977 A CN 200910059977A CN 101604870 A CN101604870 A CN 101604870A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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Abstract
The extended method of a kind of power system IEC 60870-5-101/104 standards, factory's station end primary module is judged the ASDU type identification according to the downlink information that receives, if type identification=8CH, then the rotation protection submodule is handled, handle otherwise press normal process, the protection submodule is processed into internal form according to the imformosome content with guarded command, the execute protection command operation, the protection information package of obtaining is become self-defining ASDU message format, send master module processes; Dispatching terminal stipulations primary module is judged the information that receives, if type identification=8DH, then will protect message part to be packaged into internal form, mail to the protection submodule, otherwise handle by standard, the protection submodule directly is packaged into guarded command self-defining ASDU message format, send the stipulations master module processes; The protection information that the protection submodule transmits according to the stipulations primary module after the simple judgement, is called corresponding protection dynamic base and is handled.Be provided with during message transmission flexible, and compatible the old and new's smart machine.
Description
Technical field
The present invention relates to the Integrated Automation Technology of electric power system, particularly electric power system factory station end and dispatching terminal equipment room interconnecting and information sharing and technical method that the IEC60870-5-101/104 standard is expanded.
Background technology
Along with going from strength to strength of power system development and electrical network, new technology has obtained wideling popularize in electric power system.Particularly in recent years, the large-area applications explanation electric power system that Integrated Automation Technology obtains in electric power system will welcome the tide of a technological innovation, and transformer station secondary system is developed to intelligent, microelectric technique direction by usual manner.The rapid expansion of amount of information, make original many communication protocols can not satisfy growth requirement, how could realize dispatching and the interconnecting and information sharing of factory's station end equipment room? IEC60870-5-101 is exactly communication interface and the standard that develops for addressing this problem.Along with going deep into of using; find that IEC60870-5-101 has only defined the message transmission of conventional part; the transmission of amount of information also is subjected to certain restriction; and lack how scheduling realizes information sharing to station other smart machines of end such as VQC, protection etc. definition; particularly combine from the station when the protection incident being changeed remote signalling and uploading scheduling/collection and control; amount of information is huge especially, very easily makes mistakes, for the operation maintenance personnel have brought very big useless workload.For the information that guarantees factory's station end can be scheduled sharedly, reduce operation maintenance personnel workload, increase work efficiency, IEC60870-5-101 must be expanded, make its can adaption scheduling, the needs of operation maintenance.
Summary of the invention
The extended method that the purpose of this invention is to provide a kind of power system IEC 60870-5-101/104 standards is so that be provided with convenience, flexible and compatible the old and new's smart machine during the message transmission of factory's station end and dispatching terminal.
The object of the present invention is achieved like this: the extended method of a kind of power system IEC 60870-5-101/104 standards, according to 101/104 standard, carry out message transmission between factory's station end and the dispatching terminal, and factory's station end and dispatching terminal are also carried out following steps respectively:
Factory's station end
IEC60870-5-101/104 primary module part:
A, primary module receive downlink information;
B, primary module judge to the type identification of ASDU that according to the information that receives as type identification=8CH, then the rotation protection subroutine module is handled, and other is by standard IEC 60870-5-101/104 flow processing;
C, primary module send the information that assembles in accordance with regulations on the form;
The protection processing sub:
Imformosome content in d, the taking-up ASDU message, according to the imformosome content guarded command part directly is packaged into internal form, the execute protection command operation is obtained protection information from system's Intranet, it is packaged into self-defining ASDU message, is sent to the IEC60870-5-101/104 master module processes;
Dispatching terminal
The protection processing sub:
A, directly guarded command is packaged into self-defining ASDU message format, is sent to the IEC60870-5-101/104 master module processes according to protection module man-machine interface operation;
B, the protection information that transmits according to the IEC60870-5-101/104 primary module after it is simply judged, are directly called corresponding protection dynamic base and are handled;
IEC60870-5-101/104 primary module part:
C, primary module with the information that assembles in accordance with regulations form issue;
D, primary module receive uplink information;
E, primary module are judged the type identification of ASDU according to the information that receives, and as type identification=8DH, then will protect message part directly to be packaged into internal form, mail to the protection processing sub, and other is by standard IEC 60870-5-101/104 flow processing.
Above-mentioned factory station end protection information submodule also has following steps:
To protection incident, fault message, master control is provided with the one-level Data Labels, after dispatching terminal to be received is transferred the one-level data command, partly upload with one-level data mode extended protection, simultaneously, for guaranteeing that other one-level data are not lost or delay in a large number, definite value information, failure wave-recording and other big data quantity information are uploaded in the secondary data mode, but priority must be higher than the variation telemetry intelligence (TELINT);
The transmission priority of factory's station end protection incident, fault message etc. is remote signalling displacement, remote control/remote regulating order, protection action message, other one-level data; The priority of secondary data can set up on their own, but secondary data can not be interrupted by other secondary datas in an imformosome being divided the frame transmission;
Described dispatching terminal protection processing sub also has following steps:
Explain the Data Protection information that factory's station end transmits with program module independently, and the explanation of protection dynamically calls in explanation with the form of dynamic link library (DLL), different protection specifications and producer's type, corresponding different DLL explains dynamic base; Protection explains that needing this protection information of adding whether to report to the police and go in the definition expects the processing time.
Compared with prior art, the invention has the beneficial effects as follows:
1, transformer station's master control part need not be worked out complicated stipulations interpretive program and will protect message to be interpreted as the remote signalling mode to upload, and programming is simple, and only needing packs its protection message to upload gets final product, and has improved the reliability of program greatly.
2, whole operating conditions in detail of each smart machine of supervision transformer station that the control of scheduling/collection can be complete, amount of information is abundant, can a distant place be controlled by each smart machine.
3, the increase of intelligent substation equipment even the stipulations difference also need not to revise its master control source program, only needs increase device address, interval and quantity to get final product, and has improved operating efficiency greatly.
4, because it is expanded, the control of scheduling/collection is to the smart machine of its same model, only need to increase device address at interval, all interpretation works are finished by a defined file, simplified the complexity of information table, change the huge situation of information table information in the past, alleviated the labour intensity of safeguarding the commissioning staff, improved the accuracy of efficiency and work.
5, the expansion of these stipulations, also requirement has been proposed in its scheduling/collection control simultaneously, the explanation of smart machine is to adopt the modularized design mode, transformer station increases a kind of new interval equipment, the main website end only need increase corresponding dynamic chained library explanation module interface and get final product, and need not to change other programs, improved the availability and the Ke Wei of system greatly.
6, to (trial run) amount of information contrast table before and after the stipulations expansion of 110kV Lao Xiong well transformer station:
From as can be seen last; operation maintenance and commissioning staff's remote signalling workload has increased nearly 50%; and the information that obtains is not comprehensively (as: after the disconnected action of 110kV line fault ground distance I; be which phase ground connection, electric current much, apart from what); the operations staff can't be at the specifying information of long-range comprehensive understanding protection action, and this has brought great inconvenience to troubleshooting.
Description of drawings
Fig. 1 is the program flow diagram of factory of the present invention station client information transmission process;
Fig. 2 is the program flow diagram of dispatching terminal information transmission processing of the present invention;
Fig. 3 is the present invention's initialization procedure flow chart when using.
Embodiment
Systematic design discipline:
1, transformer station's master control/protocol converter interface specification is changed as far as possible little;
2, stipulations after the expansion and former IEC60870-5-101 are compatible fully;
3, simple, flexible, the convenient and compatible the old and new's smart machine of factory station end configuration;
4, dispatching terminal is provided with flexibly, makes things convenient for and compatible the old and new's smart machine, and the configuration standalone module is explained smart machine information with dynamical fashion;
5, operation maintenance and commissioning staff debugging and easy to maintenance, simple comes into plain view.
Its expansion IEC60870-5-101 information format is as follows:
The variable Frame long form of IEC60870-5-101 stipulations
Control domain: flag bit FCV, FCB, ACD, DFC, the strict standard 101 of pressing of PRM flag bit are carried out
The link address territory is identical with standard 101, does not change
Link user data ASDU structure is:
Type identification: 140 (can manually set) start station → slave station
141 (can manually set) slave station → startup station
Varistructure determiner=01
Imformosome: protection type (containing flag bit) 1 byte+this frame protection message length 1 byte+subsequent packet sign 1 byte+protection stipulations message class is held N≤240 bytes.Example: the whole classes of new LFP protection stipulations are held:
LFP=EB 90 EB, 90 STX (02) ADDR CODE packet count grouping serial number message length message class is held SUML SUMH ETX (03)
Protection type: in order to keep and former XT9702 stipulations compatibility, the protection type definition is as follows: the southern self-shield of the new LFP of 1=ISA, 2=, the old LFP of 3=, 4=state electricity, 5=small current earthing wire-selecting, 6=direct current cabinet 7=VQC device, 8=failure wave-recording, 9=ISA3.0, the protection of 10=Dongfang Electronics, 11=permitted to continue protection, the auspicious scientific and technological NSR series in 12=south, 20=Chengdu intelligence reaches, 24 in the past be non-103 stipulations; 25=south is auspicious continue protect 103, auspicious scientific and technological 103, south, 27=Shenzhen, 26=south is auspicious 103, four directions, 28=Beijing 103,29=state electricity south from 10330=Nanjing electricity grind 103,31=Chengdu intelligence reaches 103,32=Dongfang Electronics 103,33=are permitted to continue 103,34=amasss into electronics 103, auspicious the continuing in 35=south protected network 103
Flag byte: communication mark (B7)+active flag (B6), this flag bit be for former XT9702 stipulations compatibility
Communication mark: be generally " 0 ".At non-103 o'clock, communicate by letter with protective device when breaking down when factory's station end, factory holds at the station and should report that at this moment, the communication mark set protects effective message length to put 0, the information number of words N=1 in the control word to main website.
Active flag: be generally " 0 ".At non-103 o'clock, set when being the message that send in the protective device active, as, the tripping operation report during emergency stop valve trip, the Self-Check Report during protection self check fault etc.
This frame protection message length: account for 1 byte, be meant the protection message byte number that this frame transmits
The subsequent packet sign: account for 1 byte, be meant whether do not transmitted the protection message in addition after this frame transmits, 00 for not having follow-up protection message or protection message to transmit end in this frame, and AA is that subsequent frame has the protection message.The purpose that this byte flag is set is for the restriction of the length 255 (actual message is 249 bytes) in the compatibility 101; as: byte number surpasses 255 the protection information content in the frames such as failure wave-recording information transmission in the protection definite value calling and 103 in the ISA3.0 stipulations; just must the branch multiframe transmit, dispatching terminal merges.
Control domain FCV, FCB in protection 103 stipulations of expansion, ACD, DFC, PRM flag bit etc. are as the criterion with the flag bit in 103.
Factory's station end IEC60870-5-101 expansion design
Factory's station end IEC60870-5-101 expansion must design general principle by compliance system;
FCV, FCB in the control domain in protection 103 stipulations of expansion, ACD, DFC, PRM flag bit etc. are as the criterion with the flag bit in 103, and the end program of standing need not explained its sign content;
When the design of end master control is stood by factory, need to consider to shield the protection information to protect the expansion stipulations to upload of all or part of address;
Master control must strictly be checked the correctness of the descending whole classes appearances of this frame protection, can protect the distant control function shielding of crossing down to four combined into one apparatus by scheduling (collection control) when the user needs, to guarantee its safety;
To protection incident, fault message, master control is provided with the one-level Data Labels, after dispatching terminal to be received is transferred the one-level data command, partly upload with one-level data mode extended protection, simultaneously in order to prevent when a large amount of protected data information of transmission, the losing or postpone of other one-level data, definite value information, failure wave-recording and other big data quantity information are preferably uploaded in the secondary data mode, but priority must be higher than the variation telemetry intelligence (TELINT);
The transmission priority of factory's station end protection incident, fault message etc. is remote signalling displacement, remote control/remote regulating order, protection action message, other one-level data; The priority of secondary data can set up on their own, but secondary data can not be interrupted by other secondary datas in an imformosome being divided the frame transmission.
Dispatching terminal IEC60870-5-101 expansion design
Dispatching terminal IEC60870-5-101 expansion must design general principle by compliance system;
FCV, FCB in the control domain in protection 103 stipulations of expansion, ACD, DFC, PRM flag bit etc. are as the criterion with the flag bit in 103, and the dispatching terminal program need not explained its sign content;
During the dispatching terminal design, need to consider to shield the protection information to protect the expansion stipulations to upload of all or part of address;
Dispatching terminal must strictness be checked the correctness that the descending whole classes of this frame protection are held, can be with the distant control function shielding of crossing under the protection to four combined into one apparatus, to guarantee its safety when the user needs;
No concrete implications such as FCV, the FCB in the control domain in protection 103 stipulations of expansion, ACD, DFC, PRM flag bit send and receive and must not explain
When main website designs, need to consider to shield the protection information to protect message to upload of all or part of address
When preventing that factory's station end from transmitting a large amount of protected data information, the losing or postpone of other one-level data, definite value information can only be uploaded in the secondary data mode, and dispatching terminal must supportive protection information be striden the ability of multiframe transmission process
Dispatching terminal must be explained its protection information with program module independently
For independence, autgmentability and the integrality that guarantees to protect information interpretation, the explanation of protection must dynamically be called in explanation with the form of dynamic link library (DLL), different protection stipulations and producer's type, and corresponding different DLL explains dynamic base.As: LFP, ISA, ISA3, south from 94, the protection of being permitted to continue, Nan Ruiji protect 103, south, Shenzhen is auspicious 103, state electricity south from 103, four directions, Beijing 103, southern auspicious scientific and technological 103 etc.
For the explanation that keeps the protection information in the IEC60870-5-101 stipulations and the compatibility of former XT9702; must comprise protection type, device address, element address, protection device name in the protection definition, protect the head definition whether to explain, protect information such as explaining defined file; each protection equipment can a corresponding protection type be explained defined file with protection, also can same protection type of a plurality of protection device definitions and protection explanation defined file.Whether protection head definition is explained mainly is not comprise the message head and tail during protection message in the former XT9702 stipulations transmits, and protection information has comprised the message head and tail in 101 stipulations of expansion.
The equipment interval information definition:
RELAY_TYPE=equipment protection type
The DevAdr=device address
Whether Head_Y_N=has heading
The UnitAdr=element address (for the ISA compatibility)
DevName=apparatus interprets defined file
Name=is device name at interval
NO40=mainly continues for compatible south is auspicious and protects LFP1.0 stipulations 40H order
The control end protection of scheduling/collection explains whether need to add this protection information in the definition reports to the police and go to tremble the processing time (can establish), to prevent a large amount of warnings of non-important protection information
Flag bit in protection type (containing flag bit) is controlled at scheduling/collection and is not explained in holding, and mainly is in order to keep the compatibility with the XT9702 stipulations.
Applicating example
The protection fault message is uploaded communication flow (RCS9611A protective device LFP stipulations)
543 milliseconds of C phase overcurrent I section actions in 04 on March 22,13: 45: 0 operating current 6A
M-〉R:10 5B 01 5C 16 inquiry secondary datas
R-〉M:10 29 01 2a 16 put the ACD flag bit
M-〉R:10 7A 01 7B 16 inquiry one-level data
R->M：68?22?22?68?08?01?8D?01?03?01?02?19?00?Eb?90?eb?90?02?01?4001?01?11?04?03?16?0d?2d?00?1f?02?01?00?06?00?27?fA?00?03?A5?16-
Application protection definite value communication flow (RCS9611A protective device LFP stipulations)
M-〉R:68 15 15 68 5B,/53 01 8C 01 05 01 02 0C 00 Eb 90 eb 90 02 01 4,101 01 04 48 00 03 88 16 application protection definite values
R->M：E5
The master control transmitting order to lower levels is transferred the protection definite value, continues simultaneously to carry out information exchange with dispatching terminal
M-〉R:10 7B 01 5b 16 inquiry secondary datas
R-〉M:68 L L 68 08 01 8D 01 03 01 02 L 00 protection message CRC 16-
The protection fault message is uploaded communication flow (RCS9682 device IEC60870-5-103 stipulations)
Send reason: burst FUN, INF: differential quick-break state: close
Relative time: 27ms fault sequence number: 246
Action absolute time: 15: 33 58183ms
M-〉R:10 5B 01 5C 16 inquiry secondary datas
R-〉M:10 29 01 2a 16 put the ACD flag bit
M-〉R:10 7A 01 7B 16 inquiry one-level data
R->M：68?1F?1F?68?08?01?8D?01?03?01?19?16?00?68?12?12?68?28?01?0281?01?01?c2?3d?02?1b?00?f6?00?47?e3?21?0f?81?9b?16?CRC?16-
Application protection definite value communication flow (RCS9682 device IEC60870-5-103 stipulations)
M-〉R:68 19 19 68 5B,/53 01 8C 01 05 01 19 13 00 68 0d 0d 68 53 06 1581 2a 06 fe f1 00 01 01 00 01 11 16 CRC 16 application protection definite values
R->M：E5
M-〉R:10 7B 01 5b 16 inquiry secondary datas
R->M：68?3E?3E?68?08?01?8D?01?03?01?19?35?00?68?2f?2f?68?28?06?0a81?2a?06?fe?f1?00?84?01?00?01?03?01?01?1f?01?01?01?07?04?01?00?00?c0?4001?02?01?07?04?01?00?00?9a?42?01?03?01?07?04?01?00?00?90?40?5e?16?CRC?16-
The protection definite value is uploaded with secondary data
IEC60870-5-104 application protection definite value communication flow (the auspicious ISA device ISA3.0 stipulations in south, Shenzhen)
TX:68 1B 00 26 00 26 8C 01 00 00 02 00 09 0E 00 EB 90 EB 90 02 01 0,500 03 33 00 38 00 03 application protection definite values
RX：68 FD 14 00 02 26 8D 00 03 00 02 00 09 F0 AA EB 90 EB 90 02 01 F200 03 92 00 00 57 00 E6 55 58 00 E6 55 5B 00 C8 00 80 00 00 00 94 00 0F27 36 03 00 00 62 00 00 00 6C 00 00 00 2A 01 00 00 9F 00 00 00 50 00 0000 51 00 AA 00 37 03 00 00 35 03 AA 00 26 01 AA 00 25 01 00 00 21 03 AA00 3F 03 00 00 52 00 AA 00 2C 01 00 00 84 00 00 00 86 00 C8 00 20 03 C800 29 01 78 00 2B 01 00 00 22 03 AA 00 85 00 00 00 87 00 AA 00 3D 03 0000 3E 03 00 00 28 01 00 00 26 03 AA 00 27 03 0F 27 28 03 AA 00 29 03 AA00 2A 03 00 00 2B 03 AA 00 2C 03 B4 00 2D 03 AA 00 2E 03 0F 27 2F 03 0000 30 03 C8 00 31 03 C8 00 32 03 78 00 33 03 64 00 25 03 AA 00 24 01 0000 30 00 58 1B 43 00 AA 00 0A 00 00 00 00 00 0F 27 01 00 AA 00 0C 00 0000 02 00 AA 00 03 00 AA 00 CF 00 00 00 D1 00 AA 00,
RX:68 18 16 00 02 26 8D 00 03 00 02 00 09 0B 00 D2 00 B4 00 38 03 A406 3E 28 03 definite value subsequent frames, this definite value end of transmission
These stipulations are in application layer it to be expanded, and have kept the high degree of compatibility with former stipulations.Simultaneously; IEC60870-5-104 is the networked communication version of IEC60870-5-101; IEC60870-5-101 is non-equilibrium transmission means; IEC60870-5-104 is the balance transmission mode; when with IEC60870-5-104 and factory's station end communication; protection information is with the occupied information body portion, and other are identical with the IEC60870-5-104 standard.These stipulations are used in a plurality of transformer stations of Panzhihua Power Bureau and centralized control center at present, have become an industry standard of local exchange.
Along with the propelling of China's power industry communication interface and protocol standardization process and the application and the development of digital transformer substation, in the near future, dispatching terminal and factory's station end equipment will be realized comprehensive information sharing.
Claims (2)
1, the extended method of a kind of power system IEC 60870-5-101/104 standards according to 101/104 standard, carries out message transmission between factory's station end and the dispatching terminal, and it is characterized in that: factory's station end and dispatching terminal are also carried out following steps respectively:
Factory's station end
IEC60870-5-101/104 primary module part:
A, primary module receive downlink information;
B, primary module judge to the type identification of ASDU that according to the information that receives as type identification=8CH, then the rotation protection subroutine module is handled, and other is by standard IEC 60870-5-101/104 flow processing;
C, primary module send the information that assembles in accordance with regulations on the form;
The protection processing sub:
Imformosome content in d, the taking-up ASDU message, according to the imformosome content guarded command part directly is packaged into internal form, the execute protection command operation is obtained protection information from system's Intranet, it is packaged into self-defining ASDU message, is sent to the IEC60870-5-101/104 master module processes;
Dispatching terminal
The protection processing sub:
A, directly guarded command is packaged into self-defining ASDU message format, is sent to the IEC60870-5-101/104 master module processes according to protection module man-machine interface operation;
B, the protection information that transmits according to the IEC60870-5-101/104 primary module after it is simply judged, are directly called corresponding protection dynamic base and are handled;
IEC60870-5-101/104 primary module part:
C, primary module with the information that assembles in accordance with regulations form issue;
D, primary module receive uplink information;
E, primary module are judged the type identification of ASDU according to the information that receives, and as type identification=8DH, then will protect message part directly to be packaged into internal form, mail to the protection processing sub, and other is by standard IEC 60870-5-101/104 flow processing.
2, according to the extended method of the described power system IEC 60870-5-101 of claim 1/104 standards, it is characterized in that: described factory station end protection information submodule also has following steps:
To protection incident, fault message, master control is provided with the one-level Data Labels, after dispatching terminal to be received is transferred the one-level data command, partly upload with one-level data mode extended protection, simultaneously, for guaranteeing that other one-level data are not lost or delay in a large number, definite value information, failure wave-recording and other big data quantity information are uploaded in the secondary data mode, but priority must be higher than the variation telemetry intelligence (TELINT);
The transmission priority of factory's station end protection incident, fault message etc. is remote signalling displacement, remote control/remote regulating order, protection action message, other one-level data; The priority of secondary data can set up on their own, but secondary data can not be interrupted by other secondary datas in an imformosome being divided the frame transmission;
Described dispatching terminal protection processing sub also has following steps:
Explain the Data Protection information that factory's station end transmits with program module independently, and the explanation of protection dynamically calls in explanation with the form of dynamic link library (DLL), different protection specifications and producer's type, corresponding different DLL explains dynamic base; Protection explains that needing this protection information of adding whether to report to the police and go in the definition expects the processing time.
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| CN102064607A (en) * | 2010-12-20 | 2011-05-18 | 浙江省电力公司 | Implementation method for forwarding transformer station fault analysis brief to master station |
| CN102624587A (en) * | 2012-03-26 | 2012-08-01 | 中国电力科学研究院 | System and method capable of achieving defect detection for IEC60870-5-101/104 communication protocol |
| CN104092655A (en) * | 2014-02-18 | 2014-10-08 | 国网安徽省电力公司 | IEC104 safe remote-control method based on scheduling number authentication |
| CN104601406A (en) * | 2015-01-14 | 2015-05-06 | 国家电网公司 | Method and detection device for automatically generating IEC 101 and IEC 104 protocol point tables |
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2009
- 2009-07-14 CN CNA200910059977XA patent/CN101604870A/en active Pending
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