CN102324793B - Method and system for realizing a plurality of virtual power distribution terminals - Google Patents
Method and system for realizing a plurality of virtual power distribution terminals Download PDFInfo
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- CN102324793B CN102324793B CN2011103061963A CN201110306196A CN102324793B CN 102324793 B CN102324793 B CN 102324793B CN 2011103061963 A CN2011103061963 A CN 2011103061963A CN 201110306196 A CN201110306196 A CN 201110306196A CN 102324793 B CN102324793 B CN 102324793B
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- 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
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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
The invention discloses a method and a system for realizing a plurality of virtual power distribution terminals. The method comprises the following steps of: 1, receiving a command of setting basic parameters of the plurality of virtual power distribution terminals from a user; 2, establishing communication connection with a master power distribution station and/or a power distribution substation by using the plurality of virtual power distribution terminals; 3, receiving a command of setting the parameter information of the communication connection from the user; 4, receiving a command of transmitting a message from the master power distribution station and/or the power distribution substation, and resolving the message by using a protocol to realize the functions of the plurality of virtual power distribution terminals; and 5, storing the communication data of the communication connection and operating records of the functions. The plurality of virtual power distribution terminals establish the communication connection with the master power distribution station and/or the power distribution substation, and the received message is resolved by the protocol to realize the functions of the plurality of virtual power distribution terminals. By the technical scheme, the test requirements of a power distribution automation system can be met; and the technical scheme is low in cost, high in efficiency and simple and safe in operation.
Description
Technical field
The present invention relates to the power automation field, relate in particular to a kind of method and system of realizing a plurality of virtual distribution terminals.
Background technology
As everyone knows, distribution terminal is to be installed in the other supervisory control system of distribution line load switch, is mainly used in status monitoring and the control of monitoring running state and the distribution line switch of 10kV distribution line; But and Real-time Collection line load and on off state, communicate by the communication equipments such as optical fiber and distribution main website; Distribution terminal according to IEC101 and/the timely reporting information of IEC104 agreement, receive simultaneously the guidance command that the distribution main website issues, deciliter state of switch on control circuit, thereby the load on circuit is cut off, after getting rid of line fault, the distribution main website issues remote control and closes order, after distribution terminal receives this order, switch corresponding on control circuit carries out feed motion, recovers line powering.
In actual applications, a distribution main website can carry out group-net communication with hundreds and thousands of distribution terminals, realizes the network topology structure of one-to-many.A distribution main website will communicate according to IEC101 stipulations or IEC104 stipulations with a plurality of distribution terminals, and this just requires the distribution main website to have very large access capacity and good access performance; Hundreds and thousands of distribution terminals of guarantee and distribution master station communication are normal; For this reason, must carry out pressure test to the access capacity of distribution main website; In addition, generally increase in actual applications a distribution substation, because the distribution terminal of some (being generally 6 to 512) can be collected in the distribution substation, forward again and report to the distribution main website, to alleviate the communication process pressure of distribution main website, equally, distribution substation also need the to have some traffic handling capability of distribution terminal of (being generally 6 to 512); And can bear the stress problems that in range of capacity, all distribution terminals are reached the standard grade simultaneously, must carry out the test of distribution terminal cut-in pressure to this.
In sum, it is very important work that the test of distribution terminal cut-in pressure is carried out in distribution main website or distribution substation, and prior art can only adopt actual distribution terminal to realize, but the prior art wiring workload is huge, equipment is various, the wiring error rate is high; Do the required cost of single test also very high, in addition, the test difficulty is very large; For this reason, realize that in the urgent need to a kind of virtual distribution terminal distribution main website or distribution substation carry out distribution terminal cut-in pressure test.
Summary of the invention
The technical problem to be solved in the present invention is, can't meet the defect of the cut-in pressure test needs of electrical power distribution automatization system for prior art, the method and system of realizing a plurality of virtual distribution terminals that a kind of cost is low, can meet the electrical power distribution automatization system test request is provided.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of method that realizes a plurality of virtual distribution terminals, the method is applied to a plurality of virtual distribution terminals, said method comprising the steps of:
S1. receive the order that the user arranges the basic parameter of a plurality of virtual distribution terminals, wherein, described basic parameter comprises remote measurement quantity, remote signalling quantity, remote control quantity, electric degree quantity, remote measurement value, remote signalling state and storage battery information;
S2. a plurality of communication connections are set up in many individual virtual distribution terminals and distribution main website and/or distribution substation;
S3. receive the order that the user arranges the parameter information of described a plurality of communication connections, wherein, described parameter information comprises and connects sign, turn-on time, opening time, port numbers, No. ID, receives byte number, sends byte number and described basic parameter;
S4. receive the order that distribution main website and/or distribution substation send message, and by this message of protocol analysis, to realize the function of a plurality of virtual distribution terminals, wherein, described agreement is IEC101 agreement or IEC104 agreement;
S5. store the operation note of the function of the communication data of described a plurality of communication connections and described a plurality of virtual distribution terminals.
In the method that realizes a plurality of virtual distribution terminals of the present invention, in described step S4, the function of a plurality of virtual distribution terminals specifically comprises the out-of-limit function of remote measurement, remote signalling deflection function, distant control function, fault function, communication message monitoring function, exceptional communication interrupt function and communication adaptation function.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that the out-of-limit function of described remote measurement specifically comprises the following steps:
A. receive the order that the user arranges the remote measurement value;
B. judge whether this remote measurement value is out-of-limit, if, perform step C, if not, step finishes;
C. generate the remote measurement message and it is reported distribution main website and/or distribution substation.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that described remote signalling deflection function specifically comprises the following steps:
The analog remote signaling displacement signal that passes through to produce generates the remote signalling message and it is reported distribution main website and/or distribution substation.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that described distant control function specifically comprises the following steps:
According to selected remote control period, the initialize operation of control switch and executable operations, to generate the remote signalling message and it reported distribution main website and/or distribution substation according to operating result.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that described fault function specifically comprises the following steps:
Trouble signal and over-current signal that virtual distribution terminal is produced report distribution main website and/or distribution substation.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that described communication message monitoring function specifically comprises the following steps:
For described a plurality of communication connections distribute respectively reception buffer zone and send buffering area, to monitor the transmitting-receiving situation of described message.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that described exceptional communication termination function specifically comprises the following steps:
Virtual this communication connection of distribution terminal automatic disconnection when communication connection is in abnormal conditions, and re-establish communication connection after the Preset Time of interval.
In the method that realizes a plurality of virtual distribution terminals of the present invention, realize that described communication adaptation function specifically comprises the following steps:
Calculate the quantity of the virtual distribution terminal that establishes a communications link with distribution main website and/or distribution substation, and analyze the communication speed of described virtual distribution terminal.
The present invention also constructs a kind of system that realizes a plurality of virtual distribution terminals, and this system applies is in a plurality of virtual distribution terminals, and described system comprises that first of connection successively arranges module, link block, second arranges module, functional module and memory module, wherein,
First arranges module, is used for receiving the user order of the basic parameter of a plurality of virtual distribution terminals is set, and wherein, described basic parameter comprises remote measurement quantity, remote signalling quantity, remote control quantity, electric degree quantity, remote measurement value, remote signalling state and storage battery information;
Link block, be used for a plurality of virtual distribution terminals and distribution main website and/or distribution substation and set up a plurality of communication connections;
Second arranges module, be used for receiving the user order of the parameter information of described a plurality of communication connections is set, wherein, described parameter information comprises and connects sign, turn-on time, opening time, port numbers, No. ID, receives byte number, sends the basic parameter of byte number and virtual distribution terminal;
Functional module, be used for receiving the order of distribution main website and/or distribution substation transmission message, and by this message of protocol analysis, to realize the function of a plurality of virtual distribution terminals, wherein, described agreement is IEC101 agreement or IEC104 agreement;
Memory module, be used for storing the operation note of the function of the communication data of described a plurality of communication connections and described a plurality of virtual distribution terminals.
Implement technical scheme of the present invention, has following beneficial effect: by a plurality of virtual distribution terminals and distribution main website and/or distribution substation, set up a plurality of communication connections, and the message that receives by protocol analysis, to realize the function of a plurality of virtual distribution terminals, this technical scheme can meet the electrical power distribution automatization system test request, cost is low, efficiency is high, simple to operate and safety.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in accompanying drawing:
Fig. 1 is the flow chart that the present invention realizes the method for a plurality of virtual distribution terminals;
Fig. 2 is the structural representation that the present invention realizes the system of a plurality of virtual distribution terminals;
Fig. 3 is the structural representation that the present invention realizes functional module in the system of a plurality of virtual distribution terminals;
Fig. 4 is the flow chart that the present invention realizes the out-of-limit function of remote measurement.
Embodiment
, in order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
See also Fig. 1, Fig. 1 is the flow chart that the present invention realizes the method for a plurality of virtual distribution terminals, and as shown in Figure 1, the method is applied to a plurality of virtual distribution terminals, said method comprising the steps of:
in step S1, receive the order that the user arranges the basic parameter of a plurality of virtual distribution terminals, wherein, described basic parameter comprises remote measurement quantity, remote signalling quantity, remote control quantity, electric degree quantity, the remote measurement value, remote signalling state and storage battery information, it is worth mentioning that, in the present embodiment, the scope of remote measurement quantity is 16 to 128, the scope of remote signalling quantity is 16 to 512, the scope of remote control quantity is 2 to 16, the scope of electric degree quantity is 2 to 64, the remote signalling state comprises gate-dividing state and "on" position, storage battery information comprises battery condition and battery tension size, wherein, battery condition comprises normal condition, under-voltage condition and decompression state, those skilled in the art should understand, here repeat no more.
In step S2, a plurality of communication connections are set up in a plurality of virtual distribution terminals and distribution main website and/or distribution substation, should be noted that the quantity of virtual distribution terminal can arrange voluntarily according to user's demand, and generally, the scope of this quantity is 1 to 2000; In addition, when communication connection, each connection is defined as an object, sets up one with distribution main website and/or distribution substation at every turn and link, just form an object, and be that virtual distribution terminal distributes reception buffer zone and sends buffering area, the IP address of virtual distribution terminal is identical, and port numbers is different, by WinXP, is provided at random, those skilled in the art should understand, and repeats no more here.
In step S3, receive the order that the user arranges the parameter information of described a plurality of communication connections, wherein, described parameter information comprises and connects sign, turn-on time, opening time, port numbers, No. ID, receives byte number, sends byte number and described basic parameter.
In step S4, receive distribution main website and/or distribution substation and send the order of message, and by this message of protocol analysis, to realize the function of a plurality of virtual distribution terminals, wherein, described agreement is IEC101 agreement or IEC104 agreement.It is worth mentioning that, this agreement comprises the tasks such as order reception, packet parsing, functional analysis, data acquisition, framing transmission, also comprises transmitting-receiving message situation is shown.In addition, when virtual distribution terminal receives message, message is sent in the protocol processes storehouse and resolves, obtain from common data after resolving this message after desired data forms back message using or carries out guidance command and form the remote signalling message, send this message to virtual distribution terminal, complete transmission by virtual distribution terminal, virtual distribution terminal sends to message in the network transmit queue and sends.
In step S5, the operation note of the communication data of the described a plurality of communication connections of storage and the function of described a plurality of virtual distribution terminals.
See also Fig. 2, Fig. 2 is the structural representation that the present invention realizes the system of a plurality of virtual distribution terminals, as shown in Figure 2, this system applies is in a plurality of virtual distribution terminals, described system comprises that first of connection successively arranges module 1, link block 2, second arranges module 3, functional module 4 and memory module 5, and lower mask body is introduced the effect of various piece:
First arranges module 1, is used for receiving the user order of the basic parameter of a plurality of virtual distribution terminals is set, and wherein, described basic parameter comprises remote measurement quantity, remote signalling quantity, remote control quantity, electric degree quantity, remote measurement value, remote signalling state and storage battery information.
Link block 2, be used for a plurality of virtual distribution terminals and distribution main website and/or distribution substation and set up a plurality of communication connections.
Functional module 4, be used for receiving the order of distribution main website and/or distribution substation transmission message, and by this message of protocol analysis, to realize the function of a plurality of virtual distribution terminals, wherein, described agreement is IEC101 agreement or IEC104 agreement.
Functional module 4 specifically comprises the out-of-limit function of remote measurement, remote signalling deflection function, distant control function, fault function, communication message monitoring function, exceptional communication interrupt function and communication adaptation function, see also Fig. 3, Fig. 3 is the structural representation that the present invention realizes functional module in the system of a plurality of virtual distribution terminals, as shown in Figure 3.
Memory module 5, be used for storing the operation note of the function of the communication data of described a plurality of communication connections and described a plurality of virtual distribution terminals.
Should be noted that lower mask body is introduced the effect of each function in order to realize the function of a plurality of virtual distribution terminals:
See also Fig. 4, Fig. 4 is the flow chart that the present invention realizes the out-of-limit function of remote measurement, and as shown in Figure 4, the method specifically comprises the following steps:
In steps A, receive the user order of remote measurement value is set.
In step B, judge whether this remote measurement value is out-of-limit, if, perform step C, if not, step finishes.
In step C, generate the remote measurement message and it is reported distribution main website and/or distribution substation.
Preferably, realize that described remote signalling deflection function specifically comprises the following steps:
The analog remote signaling displacement signal that passes through to produce generates the remote signalling message and it is reported distribution main website and/or distribution substation.
Preferably, realize that described distant control function specifically comprises the following steps:
According to selected remote control period, the initialize operation of control switch and executable operations, to generate the remote signalling message and it reported distribution main website and/or distribution substation according to operating result.Should be noted that distant control function comprises preset retention time, action retention time and remote control destruction operation.Lower mask body is introduced the process of remote control:
After receiving guidance command, obtain remote control period and action sign, the action sign comprises minute or closing operation; The pre-postpone of remote control, according to the parameter that arranges, this parameter comprises preset retention time, remote control actions retention time, corresponding remote signalling period, remote signalling type, generates record type, whether in time reports sign etc., the scope of this parameter is 1 to 3 second, preset sign is put 1, keep waiting for the remote control fill order; Delay time, when if guidance command is not assigned, sets to 0 preset sign after arriving, and can not carry out guidance command, that is to say, only preset, be masked as at 1 o'clock, the remote control fill order just can come into force; In actual hardware, need the preset actuating of relay, carry out relay circuit and just have electricity, otherwise fill order does not allow action.After remote control runs succeeded, the distant signal corresponding according to remote controlled point in configuration parameter, distant signal and remote control execution result are consistent, after remote control is complete, the generating run record, be called for short the SOE record, and generate the remote signalling message,, in time to send to corresponding virtual distribution terminal, by distribution terminal, report distribution main website and/or distribution substation.
Preferably, realize that described fault function specifically comprises the following steps:
Trouble signal and over-current signal that virtual distribution terminal is produced report distribution main website and/or distribution substation.
Preferably, realize that described communication message monitoring function specifically comprises the following steps:
For described a plurality of communication connections distribute respectively reception buffer zone and send buffering area, to monitor the transmitting-receiving situation of described message.
Preferably, realize that described exceptional communication termination function specifically comprises the following steps:
Virtual this communication connection of distribution terminal automatic disconnection when communication connection is in abnormal conditions, and re-establish communication connection after the Preset Time of interval.Should be noted that in the present embodiment, the scope of Preset Time is 1 to 1000 second, realizes this function, can test the fault freedom of electrical power distribution automatization system; In addition, communication process and interrupt procedure that also can the virtual distribution terminal of manual control, those skilled in the art should understand, and repeats no more here.
Preferably, realize that described communication adaptation function specifically comprises the following steps:
Calculate the quantity of the virtual distribution terminal that establishes a communications link with distribution main website and/or distribution substation, and analyze the communication speed of described virtual distribution terminal, realize this function, can test the unfailing performance of electrical power distribution automatization system; In addition, by the distribution main website and/the maximum connection request of distribution substation, perhaps accelerate the communication speed of virtual distribution terminal, automatically change the remote measurement value, automatically carry out the remote signalling displacement, normal to guarantee empty distribution terminal communication.
In a word, in the present embodiment, at first, virtual distribution terminal program can start the standard agreement that meets IEC104, IEC101 automatically, wait for the distribution main website and/the distribution substation establishes a communications link, after establishing a communications link, system is that virtual distribution terminal distributes reception buffer zone and sends buffering area automatically; The parameter information of communication is set simultaneously; Secondly, enter the protocol service function, virtual distribution terminal is waited for and is received message status, is receiving message, is shown to immediately the message display window; Simultaneously by the protocol service program analytic message, to realize the function of a plurality of virtual distribution terminals, last, the communication data that storing communication connects and realize the operation note of the function of a plurality of virtual distribution terminals.
Compared to prior art, set up a plurality of communication connections by a plurality of virtual distribution terminals and distribution main website and/or distribution substation, and the message that receives by protocol analysis, to realize the function of a plurality of virtual distribution terminals, this technical scheme can meet the electrical power distribution automatization system test request, cost is low, efficiency is high, simple to operate and safety.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in claim scope of the present invention.
Claims (9)
1. a method that realizes a plurality of virtual distribution terminals, is characterized in that, the method is applied to a plurality of virtual distribution terminals, said method comprising the steps of:
S1. receive the order that the user arranges the basic parameter of a plurality of virtual distribution terminals, wherein, described basic parameter comprises remote measurement quantity, remote signalling quantity, remote control quantity, electric degree quantity, remote measurement value, remote signalling state and storage battery information;
S2. a plurality of communication connections are set up in many individual virtual distribution terminals and distribution main website and/or distribution substation;
S3. receive the order that the user arranges the parameter information of described a plurality of communication connections, wherein, described parameter information comprises and connects sign, turn-on time, opening time, port numbers, No. ID, receives byte number, sends byte number and described basic parameter;
S4. receive the order that distribution main website and/or distribution substation send message, and by this message of protocol analysis, to realize the function of a plurality of virtual distribution terminals, wherein, described agreement is IEC101 agreement or IEC104 agreement; The function of a plurality of virtual distribution terminals specifically comprises the out-of-limit function of remote measurement, remote signalling deflection function, distant control function, fault function, communication message monitoring function, exceptional communication interrupt function and communication adaptation function;
S5. store the operation note of the function of the communication data of described a plurality of communication connections and described a plurality of virtual distribution terminals.
2. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that the out-of-limit function of described remote measurement specifically comprises the following steps:
A. receive the order that the user arranges the remote measurement value;
B. judge whether this remote measurement value is out-of-limit, if, perform step C, if not, step finishes;
C. generate the remote measurement message and it is reported distribution main website and/or distribution substation.
3. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that described remote signalling deflection function specifically comprises the following steps:
The analog remote signaling displacement signal that passes through to produce generates the remote signalling message and it is reported distribution main website and/or distribution substation.
4. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that described distant control function specifically comprises the following steps:
According to selected remote control period, the initialize operation of control switch and executable operations, to generate the remote signalling message and it reported distribution main website and/or distribution substation according to operating result.
5. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that described fault function specifically comprises the following steps:
Trouble signal and over-current signal that virtual distribution terminal is produced report distribution main website and/or distribution substation.
6. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that described communication message monitoring function specifically comprises the following steps:
For described a plurality of communication connections distribute respectively reception buffer zone and send buffering area, to monitor the transmitting-receiving situation of described message.
7. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that described exceptional communication interrupt function specifically comprises the following steps:
Virtual this communication connection of distribution terminal automatic disconnection when communication connection is in abnormal conditions, and re-establish communication connection after the Preset Time of interval.
8. the method that realizes a plurality of virtual distribution terminals according to claim 1, is characterized in that, realizes that described communication adaptation function specifically comprises the following steps:
Calculate the quantity of the virtual distribution terminal that establishes a communications link with distribution main website and/or distribution substation, and analyze the communication speed of described virtual distribution terminal.
9. a system that realizes a plurality of virtual distribution terminals, is characterized in that, this system applies is in a plurality of virtual distribution terminals, and described system comprises that first of connection successively arranges module, link block, second arranges module, functional module and memory module, wherein,
First arranges module, is used for receiving the user order of the basic parameter of a plurality of virtual distribution terminals is set, and wherein, described basic parameter comprises remote measurement quantity, remote signalling quantity, remote control quantity, electric degree quantity, remote measurement value, remote signalling state and storage battery information;
Link block, be used for a plurality of virtual distribution terminals and distribution main website and/or distribution substation and set up a plurality of communication connections;
Second arranges module, be used for receiving the user order of the parameter information of described a plurality of communication connections is set, wherein, described parameter information comprises and connects sign, turn-on time, opening time, port numbers, No. ID, receives byte number, sends the basic parameter of byte number and virtual distribution terminal;
Functional module, be used for receiving the order of distribution main website and/or distribution substation transmission message, and by this message of protocol analysis, to realize the function of a plurality of virtual distribution terminals, wherein, described agreement is IEC101 agreement or IEC104 agreement;
Memory module, be used for storing the operation note of the function of the communication data of described a plurality of communication connections and described a plurality of virtual distribution terminals.
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| CN102916859A (en) * | 2012-09-28 | 2013-02-06 | 航天科工深圳（集团）有限公司 | Setting-up method and setting-up device for performance test platform of main station |
| CN103107931B (en) * | 2012-12-05 | 2016-03-23 | 清华大学 | Based on unblock formula communication means and the system of IEC104 stipulations |
| CN103200031A (en) * | 2013-03-14 | 2013-07-10 | 航天科工深圳（集团）有限公司 | Communication processing method and device |
| CN106656704A (en) * | 2016-11-16 | 2017-05-10 | 北京和利时系统工程有限公司 | Modbus protocol remote control result feedback information reading method and device |
| CN106789296B (en) * | 2016-12-29 | 2019-07-05 | 山东鲁能智能技术有限公司 | A kind of processing system and method for station institute's terminal remote signalling and the configuration of line switching signal |
| CN109327338A (en) * | 2018-10-29 | 2019-02-12 | 中国电力科学研究院有限公司 | A kind of electricity information acquisition system master station method for testing pressure and system based on virtual terminal |
| CN110018392B (en) * | 2019-04-12 | 2021-11-19 | 许继集团有限公司 | Test system of distribution automation system main station |
| CN110310538B (en) * | 2019-06-28 | 2022-04-08 | 广西电网有限责任公司桂林供电局 | Power supply comprehensive practical training platform |
| CN110769049B (en) * | 2019-10-17 | 2022-04-08 | 许继集团有限公司 | Power distribution terminal and SOE data uploading method thereof |
| CN111899501B (en) * | 2020-08-04 | 2021-08-06 | 广东电网有限责任公司 | Remote control method for switch in distribution network automation master station substation |
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