CN103730959B - The communication protocol method of testing of Distribution Network Equipment - Google Patents
The communication protocol method of testing of Distribution Network Equipment Download PDFInfo
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- CN103730959B CN103730959B CN201310711061.4A CN201310711061A CN103730959B CN 103730959 B CN103730959 B CN 103730959B CN 201310711061 A CN201310711061 A CN 201310711061A CN 103730959 B CN103730959 B CN 103730959B
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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Abstract
A communication protocol method of testing for Distribution Network Equipment, comprises the steps: the communication protocol configuring Distribution Network Equipment to be measured; Wherein, communication protocol comprises IEC101 stipulations, IEC104 stipulations and IEC61850 stipulations; From database, corresponding communication protocol is loaded according to the communication protocol of test, and according to the communications parameter between communication protocol setting and Distribution Network Equipment to be measured; Application function according to Distribution Network Equipment to be measured selects test event; Treat according to test event and be measured grid equipment and carry out communication protocol test, obtain test result.Technical scheme of the present invention, by configuring the IEC101 stipulations of Distribution Network Equipment to be measured, IEC104 stipulations and IEC61850 stipulations, communications parameter between Distribution Network Equipment to be measured set-up function is provided, then treats according to selection test event and be measured grid equipment and carry out communication protocol test; Be applied to and communication protocol test is carried out to Distribution Network Equipment, reduce the complexity of debug process, improve the configurability of testing software, and improve overall testing efficiency.
Description
Technical field
The present invention relates to distribution network technology field, particularly relate to a kind of communication protocol method of testing of Distribution Network Equipment.
Background technology
The safe and stable operation of electrical power distribution automatization system is related to the safety and stability of power distribution network, and quick and stable communication seems particularly important, therefore, needs to debug Distribution Network Equipment.
More existing protocol convert softwares, need both sides technical staff to carry out uniting and adjustment test to scene, and the debug process of distribution automation monitoring background system and intelligent power distribution equipment uniting and adjustment is comparatively complicated.And the test item of these protocol convert softwares is more single, such as only support IEC101 stipulations or IEC104 stipulations, and content measurement is not comprehensive, can not the communication conditions at real simulation scene, configurability is poor, the option that cannot prop up stipulations compatibility is arranged, and communication packet and Distribution Network Equipment exist incompatible situation, cause test cannot carry out smoothly, affect testing efficiency.
In sum, existing protocol convert software, is applied to when carrying out communication protocol test to Distribution Network Equipment, there is debug process complexity, configurability difference and the low problem of testing efficiency.
Summary of the invention
Based on this, be necessary the problem complicated for above-mentioned debug process, configurability is poor and testing efficiency is low, a kind of communication protocol method of testing of Distribution Network Equipment is provided.
A communication protocol method of testing for Distribution Network Equipment, comprises the steps:
Configure the communication protocol of Distribution Network Equipment to be measured; Wherein, described communication protocol comprises IEC101 stipulations, IEC104 stipulations and IEC61850 stipulations;
From database, corresponding communication protocol is loaded according to the communication protocol of test, and according to the communications parameter between described communication protocol setting and Distribution Network Equipment to be measured;
Application function according to Distribution Network Equipment to be measured selects test event;
Treat according to described test event and be measured grid equipment and carry out communication protocol test, obtain test result.
The communication protocol method of testing of above-mentioned Distribution Network Equipment, by configuring the IEC101 stipulations of Distribution Network Equipment to be measured, IEC104 stipulations and IEC61850 stipulations, communications parameter between Distribution Network Equipment to be measured set-up function is provided, then treats according to selection test event and be measured grid equipment and carry out communication protocol test; Be applied to and communication protocol test is carried out to Distribution Network Equipment, reduce the complexity of debug process, improve the configurability of testing software, and improve overall testing efficiency.
Accompanying drawing explanation
Fig. 1 is the communication protocol method of testing flow chart of the Distribution Network Equipment of an embodiment;
It is the IEC104 stipulations optimum configurations interface of an embodiment in Fig. 2;
Fig. 3 is the message analysis window schematic diagram of an embodiment.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing to the communication protocol method of testing of Distribution Network Equipment of the present invention.
In order to the intelligent power distribution equipment and distribution automation that solve each producer monitor the problem that interconnects on backstage, realizing can be convenient by the wisdom controller switching equipment of test, be linked in distribution automation monitoring background system fast, and do not need the on-the-spot uniting and adjustment test of both sides technical staff, the invention provides a kind of communication protocol method of testing of Distribution Network Equipment, by intactly distribution automation monitoring background system, the communication conditions at real simulation scene, the communication protocol of Distribution Network Equipment is tested, content measurement is comprehensive, simplify the debug process of distribution automation monitoring background system and intelligent power distribution equipment uniting and adjustment, improve testing efficiency.
Shown in figure 1, Fig. 1 is the communication protocol method of testing flow chart of the Distribution Network Equipment of an embodiment, comprises the steps:
Step S10, configures the communication protocol of Distribution Network Equipment to be measured; Wherein, described communication protocol comprises IEC101 (IEC60870IEC60870-5-101) stipulations, IEC104 (IEC60870IEC60870-5-104) stipulations and IEC61850 stipulations.
In this step, the relevant parameter of configuration IEC101 stipulations, IEC104 and IEC61850 stipulations, set corresponding communication modes, set as information such as serial ports, port, network interface and serial ports number or IP addresses, what can provide Distribution Network Equipment protocol type to be measured arranges function, and makes test item more comprehensive.
In configuration communication protocol process, relevant parameter can be inputted by program interface, such as, shown in figure 2, it is the IEC104 stipulations optimum configurations interface of an embodiment in Fig. 2, it should be noted that, accompanying drawing 2 is only for example effect, and above it, contents does not form the restriction to this patent flesh and blood.
Step S20, loads corresponding communication protocol according to the communication protocol of test from database, and according to the communications parameter between described communication protocol setting and Distribution Network Equipment to be measured.
In this step, according to the communication protocol that Distribution Network Equipment to be measured uses, corresponding communication protocol is loaded from database, wherein, the communication protocol that various communication protocol is corresponding is stored in database, then the communications parameter between setting and Distribution Network Equipment to be measured, the communication of setting up between the two connects.
Step S30, the application function according to Distribution Network Equipment to be measured selects test event.
In this step, according to the classification in advance for test event, application function testing requirement according to correspondence Distribution Network Equipment to be measured selects test event, and test event can comprise startup reset link test, general utility functions test, telemechanical data monitoring and/or fault seeding test etc.
Step S40, treats according to described test event and is measured grid equipment and carries out communication protocol test, obtain test result.
In this step, the communication protocol selected according to abovementioned steps and test event, the function of Distribution Network Equipment being carried out to each side of communication protocol is tested, and judges Distribution Network Equipment running status to be measured, obtains comprehensive test result.
The relevant information of test process can be shown by message analysis window, and shown in figure 3, Fig. 3 is the message analysis window schematic diagram of an embodiment, can show current ongoing test process intuitively by this window; It should be noted that, accompanying drawing 3 is only for example effect, and above it, contents does not form the restriction to this patent flesh and blood.
In one embodiment, the process according to the communications parameter between described communication protocol setting and Distribution Network Equipment to be measured of step S20, comprises the steps: further
Obtain the address size of the communication protocol that Distribution Network Equipment to be measured uses, enter the content-length of the communication packet that communication tries according to address length setting and Distribution Network Equipment to be measured; Resolve the message receiving Distribution Network Equipment to be measured according to described content-length, and generate the message being sent to Distribution Network Equipment to be measured according to content-length, wherein, described content-length comprises the length of transmission reason, public address and imformosome in communication packet.
Due to when with controller switching equipment uniting and adjustment, the address size of the communication protocol of the Distribution Network Equipment of different manufacturers is not the length of specifying in strict accordance with standard-required, this will cause test normally to perform, therefore, by the technological means in above-described embodiment, realize the transmission reason in communication packet, the length of public address and these three contents of imformosome sets, avoid test side the length of code then to be tested and cause testing the phenomenon that cannot carry out, obtain the compatible result to communication protocol, improve testing efficiency.
Further, in the process of the communications parameter between setting and Distribution Network Equipment to be measured, can also comprise the steps:
Obtain the address realm of the imformosome of the communication packet of Distribution Network Equipment to be measured, carry out the address realm of the imformosome of the communication packet of communication according to the address realm setting and the Distribution Network Equipment to be measured that obtain; The content of address realm to communication packet according to the imformosome of setting is resolved and sorts out.
Because imformosome in communication protocol has clear and definite address realm requirement, the address of such as remote signalling, remote measurement there is different address realm, and the address realm of the Distribution Network Equipment of different manufacturers is not the address realm of specifying in strict accordance with standard-required, by the technological means of above-described embodiment, achieve the address realm setting of imformosome, avoid test both sides and the phenomenon that infomational message cannot be resolved is caused to address implication difference, when the Distribution Network Equipment of different manufacturers is tested, the correct information content in test packet being resolved and sorts out can both be realized.
In one embodiment, described test event comprises startup reset link test, and general utility functions are tested, telemechanical data monitoring, the projects such as fault seeding test, wherein, general utility functions test comprise always call together, group is called together, school time etc., telemechanical data monitoring comprises remote signalling, remote measurement, remote regulating, setting up an office performs.For fault seeding test, the test of message format fault seeding, message information content false simulation test, communication abnormality simulation test and the test of remote control logic fault seeding etc. can be comprised.
In one embodiment, for the test of message format fault seeding, concrete method of testing can comprise the steps:
Analog message frame length and the actual error checking message sending byte and be not inconsistent; Described error checking message is sent to Distribution Network Equipment to be measured, and receives the first response message that described Distribution Network Equipment to be measured returns; Analog message frame length and the actual proper testing message sending byte and conform to, be sent to Distribution Network Equipment to be measured by described proper testing message, and receive the second response message that described Distribution Network Equipment to be measured returns; Described first response message, the second response message are compared, judges the message format state of the communication protocol of Distribution Network Equipment to be measured according to comparison result.
In one embodiment, for message information content false simulation test, concrete method of testing can comprise the steps:
When simulating illegal school or the error checking message of remote control application, such as, when going to school with this wrong time of 2012-13-0101:01:00, or go to apply for remote control with a non-existent remote controlled point; Described error checking message is sent to Distribution Network Equipment to be measured, and receives the response message that described Distribution Network Equipment to be measured returns; If described response message is for processing, then judges that the analytical capabilities of the message information content of the communication protocol of Distribution Network Equipment to be measured is normal, otherwise judge that analytical capabilities is abnormal.
In one embodiment, for communication abnormality simulation test, concrete method of testing can comprise the steps:
Carry out normal message communication with Distribution Network Equipment to be measured, and analog communication interrupts suddenly or the error checking message of analog message frame losing in communication process; Described error checking message is sent to Distribution Network Equipment to be measured, and receives the response message that described Distribution Network Equipment to be measured returns; If described response message can involution, then judge that the communication function of the communication protocol of Distribution Network Equipment to be measured is normal, otherwise judge that communication function is abnormal.
Such as, the Receive sequence number of such as Simulation with I EC104 does not deliberately increase, and then sends back to Distribution Network Equipment to be measured and confirms, judges whether Distribution Network Equipment to be measured makes normal process.
In one embodiment, for the test of remote control logic fault seeding, concrete method of testing can comprise the steps:
What send a remote controlled point to described Distribution Network Equipment to be measured carries out the preset test packet of twice remote control continuously, and receives the response message that described Distribution Network Equipment to be measured returns; If the preset response message of described first time remote control is for certainly responding, and to the preset response message of follow-up remote control for negative is responded, then judges that the remote control logic function of the communication protocol of Distribution Network Equipment to be measured is normal, otherwise judge remote control logic dysfunction.
In one embodiment, the communication protocol method of testing of Distribution Network Equipment of the present invention can also comprise the steps:
Operating process information in record test process and result thereof and and Devices to test communication time the message information that produces, wherein, the record of message information comprises original message and decoding message; For inquiring about according to temporal information.
Concrete, by the processing mode of above-described embodiment, achieve log recording function and Query Information function.Recorded information includes the operation information in test process, event information and message information, such as do which operation, the procedural information of operation and result and and Devices to test communication time the message information etc. that produces, the record of message information comprises original message and decoding message record simultaneously, the understanding to message information during inquiry after being convenient to.The follow-up recorded information that can inquire according to the time in certain period.
Further, the communication protocol method of testing of Distribution Network Equipment of the present invention can also comprise: the step of manual edit message and parsing, this step is miscellaneous function, by input one section of message or can copy one section of message, is then decoded by the message of decoder module for input.
In addition, the communication protocol method of testing of Distribution Network Equipment of the present invention, can realize based on cross-platform design, adopt that mature and stable qt is cross-platform to design program, thus the transplanting easily between different operating system, expand the kind of program usage platform, effectively can reduce the cost of platform.
Further, it can be allowed to operate on the embedded support plates such as lower-cost ARM or POWERPC by cross compile.
Technical scheme of the present invention, solve the problem that interconnects that the intelligent power distribution equipment of each producer and distribution automation monitor backstage, realizing can be convenient by the wisdom controller switching equipment of test, be linked in distribution automation monitoring background system fast, and do not need the on-the-spot uniting and adjustment test of both sides technical staff, simplify the debug process of distribution automation monitoring background system and intelligent power distribution equipment uniting and adjustment, configurability is good, the option propping up stipulations compatibility is arranged, there is provided communication packet and Distribution Network Equipment compatibility that function is set, the test being directed to different Distribution Network Equipments can both be carried out smoothly, without the need to information such as commissioning staff's duplicate acknowledgment message length and address realms, improve testing efficiency.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a communication protocol method of testing for Distribution Network Equipment, is characterized in that, comprise the steps:
Configure the communication protocol of Distribution Network Equipment to be measured; Wherein, described communication protocol comprises IEC101 stipulations, IEC104 stipulations and IEC61850 stipulations;
From database, corresponding communication protocol is loaded according to the communication protocol of test, and according to the communications parameter between described communication protocol setting and Distribution Network Equipment to be measured;
Application function according to Distribution Network Equipment to be measured selects test event;
Treat according to described test event and be measured grid equipment and carry out communication protocol test, obtain test result;
The step of the communications parameter between described communication protocol setting and Distribution Network Equipment to be measured comprises:
Obtain the address size of the communication protocol that Distribution Network Equipment to be measured uses, carry out the content-length of the communication packet of communication according to address length setting and Distribution Network Equipment to be measured; Resolve the message receiving Distribution Network Equipment to be measured according to described content-length, and generate the message postbacked to Distribution Network Equipment to be measured according to content-length, wherein, described content-length comprises the length of transmission reason, public address and imformosome in communication packet.
2. the communication protocol method of testing of Distribution Network Equipment according to claim 1, it is characterized in that, also comprise: the address realm obtaining the imformosome of the communication packet of Distribution Network Equipment to be measured, carry out the address realm of the imformosome of the communication packet of communication according to the address realm setting and the Distribution Network Equipment to be measured that obtain; Address realm pair according to the imformosome of setting is resolved with the content that Distribution Network Equipment to be measured carries out the communication packet of communication and sorts out.
3. the communication protocol method of testing of Distribution Network Equipment according to claim 1, is characterized in that, described test event comprises startup reset link test, general utility functions test, telemechanical data monitoring and/or fault seeding test.
4. the communication protocol method of testing of Distribution Network Equipment according to claim 3, it is characterized in that, fault seeding test comprises the test of message format fault seeding, the test of message information content false simulation test, communication abnormality simulation test and remote control logic fault seeding.
5. the communication protocol method of testing of Distribution Network Equipment according to claim 4, is characterized in that, described fault seeding test is the test of message format fault seeding;
Described treating according to described test event is measured the step that grid equipment carries out communication protocol test and comprises:
Analog message frame length and the actual error checking message sending byte and be not inconsistent; Described error checking message is sent to Distribution Network Equipment to be measured, and receives the first response message that described Distribution Network Equipment to be measured returns;
Analog message frame length and the actual proper testing message sending byte and conform to, be sent to Distribution Network Equipment to be measured by described proper testing message, and receive the second response message that described Distribution Network Equipment to be measured returns;
Described first response message, the second response message are compared, judges the message format state of the communication protocol of Distribution Network Equipment to be measured according to comparison result.
6. the communication protocol method of testing of Distribution Network Equipment according to claim 4, is characterized in that, described fault seeding test is message information content false simulation test;
Described treating according to described test event is measured the step that grid equipment carries out communication protocol test and comprises:
When simulating illegal school or the error checking message of remote control application; Described error checking message is sent to Distribution Network Equipment to be measured, and receives the response message that described Distribution Network Equipment to be measured returns; If described response message is for processing, then judges that the analytical capabilities of the message information content of the communication protocol of Distribution Network Equipment to be measured is normal, otherwise judge that analytical capabilities is abnormal.
7. the communication protocol method of testing of Distribution Network Equipment according to claim 4, is characterized in that, described fault seeding test is communication abnormality simulation test;
Described treating according to described test event is measured the step that grid equipment carries out communication protocol test and comprises:
Carry out normal message communication with Distribution Network Equipment to be measured, and analog communication interrupts suddenly or the error checking message of analog message frame losing in communication process; Described error checking message is sent to Distribution Network Equipment to be measured, and receives the response message that described Distribution Network Equipment to be measured returns; If described response message can involution, then judge that the communication function of the communication protocol of Distribution Network Equipment to be measured is normal, otherwise judge that communication function is abnormal.
8. the communication protocol method of testing of Distribution Network Equipment according to claim 4, is characterized in that, described fault seeding test is the test of remote control logic fault seeding;
Described treating according to described test event is measured the step that grid equipment carries out communication protocol test and comprises: what send a remote controlled point to described Distribution Network Equipment to be measured carries out the preset test packet of twice remote control continuously, and receives the response message that described Distribution Network Equipment to be measured returns; If the preset response message of first time remote control is for certainly responding, and to the preset response message of follow-up remote control for negative is responded, then judges that the remote control logic function of the communication protocol of Distribution Network Equipment to be measured is normal, otherwise judge remote control logic dysfunction.
9. the communication protocol method of testing of the Distribution Network Equipment according to any one of claim 1 to 8, it is characterized in that, also comprise: the operating process information in record test process and result thereof and and Devices to test communication time the message information that produces, wherein, the record of message information comprises original message and decoding message; For inquiring about according to temporal information.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104320300A (en) * | 2014-10-29 | 2015-01-28 | 云南电网公司电力科学研究院 | Communication protocol testing adaptation device and method |
| CN105049403B (en) * | 2015-05-20 | 2018-01-30 | 广东电网有限责任公司电力科学研究院 | The safety protecting method and system of distribution network control system |
| CN108235801B (en) * | 2017-04-05 | 2021-05-28 | 深圳中兴力维技术有限公司 | Access method and system of intelligent device |
| CN107748918A (en) * | 2017-11-10 | 2018-03-02 | 广东电网有限责任公司电力科学研究院 | A kind of measure and control device standard configurations method |
| CN110224898A (en) * | 2019-06-26 | 2019-09-10 | 南方电网科学研究院有限责任公司 | Specification encryption test method, device, equipment and the storage medium of distribution terminal |
| CN112217802B (en) * | 2020-09-18 | 2022-09-16 | 国网福建省电力有限公司检修分公司 | IEC103 message analysis method and device based on multistage classification mode |
| CN112311627B (en) * | 2020-10-29 | 2022-09-09 | 许昌许继软件技术有限公司 | Universal power protocol testing method and system based on protocol description file in XML format |
| CN113609024B (en) * | 2021-08-17 | 2023-07-14 | 北京计算机技术及应用研究所 | Embedded software closed-loop test method based on reflection technology |
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Address after: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 8 Patentee after: ELECTRIC POWER RESEARCH INSTITUTE, GUANGDONG POWER GRID CO., LTD. Address before: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 8 Patentee before: Electrical Power Research Institute of Guangdong Power Grid Corporation |