CN112562436A - Monitoring training system for intelligent substation - Google Patents
Monitoring training system for intelligent substation Download PDFInfo
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- CN112562436A CN112562436A CN202011315192.7A CN202011315192A CN112562436A CN 112562436 A CN112562436 A CN 112562436A CN 202011315192 A CN202011315192 A CN 202011315192A CN 112562436 A CN112562436 A CN 112562436A
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Abstract
The invention relates to a monitoring training system for an intelligent substation, which comprises three layers and two networks, wherein the three layers are a process layer, a spacer layer and a station control layer respectively; the two networks are formed by connecting process layer equipment and interval layer equipment, and connecting the interval layer equipment and station control layer equipment. The whole set of monitoring system equipment is centralized in a screen cabinet. On the premise of ensuring all functions of the intelligent substation monitoring system, the invention simplifies the primary wiring diagram of the substation, simplifies the configuration of the monitoring system, greatly reduces the cost, has single-screen configuration, flexible field arrangement and convenient maintenance, and is suitable for popularization and application. In order to realize the product characteristic comparison of different manufacturers, training stations, investment expenditure and other considerations, six sets of monitoring and training systems which are configured in the same way and are used for the intelligent transformer substation are established. The six systems are matched with a set of clock device to carry out unified time synchronization.
Description
Technical Field
The application relates to a transformer substation in a power system, in particular to a monitoring training system for an intelligent transformer substation.
Background
With the advance of the construction of the intelligent power grid, the intelligent transformer substation becomes a preferred scheme for the new construction, reconstruction and extension of transformer substations of various voltage classes. The equipment principle, networking structure and technical specification requirements of the intelligent substation monitoring system are completely different from those of a conventional comprehensive automatic substation, and the debugging and overhauling methods and processes of the equipment and the system are fundamentally changed.
Therefore, a corresponding training system is urgently needed to be developed and used for training and examining debugging and overhauling personnel of the monitoring system of the intelligent substation. However, the existing monitoring and training system for the intelligent substation generally adopts total station type simulation, the cost for building one set of system is too high though the functions are complete, the system cannot be popularized vigorously, and the system is needless to say that a plurality of sets of systems of different manufacturers are built for carrying out relevant characteristic comparison training.
Therefore, it is necessary to build a simple typical monitoring and training system for an intelligent substation, which has complete functions, flexible site arrangement, convenient maintenance and economic investment.
And because the breadth of our country is broad, although the consensus can be achieved on the theoretical level, the intelligent substation monitoring systems in different regions can adopt the same configuration for different manufacturers. However, the prior art does not consider how to reasonably arrange the equipment of different manufacturers in one transformer substation.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the application discloses a novel monitoring training system for an intelligent substation.
Specifically, a control training system for intelligent substation includes:
the process layer equipment and the spacer layer equipment are connected with a network to realize data interaction between the process layer equipment and the spacer layer equipment;
the distance layer equipment and the station control layer equipment are connected with a network, and data interaction between the distance layer equipment and the station control layer equipment is realized.
Optionally, the monitoring training system includes a switch;
the exchanger is used for realizing data exchange among the process layer equipment, the station control layer equipment and the interval layer equipment, wherein the exchanger is used for connecting the station control layer equipment, the number of data interfaces is 6, the number of data interfaces for connection is 6, and the number of data interfaces for connection is 4.
Optionally, the process layer device includes:
the system comprises an intelligent terminal, a merging unit, 2 analog circuit breakers and an analog disconnecting link;
the intelligent terminal and the merging unit are connected with the switch, and the 2 analog circuit breakers and the analog disconnecting links are connected with the intelligent terminal.
Optionally, the spacer layer device includes: a measurement and control device;
the measurement and control device is connected with the switch;
the measurement and control device is used for controlling and acquiring state information of primary equipment connected to the station control layer, communicating with the intelligent terminal by adopting a GOOSE protocol, and communicating with the merging unit by adopting an SV protocol.
Optionally, the station control layer device includes: simulating a debugging host and a monitoring host;
the simulation debugging host and the monitoring host are both connected with the switch;
the monitoring training system is provided with 2 workstations, the simulation debugging host serves as a debugging workstation and a simulation master station, and the monitoring host serves as a monitoring background of the monitoring training system.
Optionally, the station control layer device includes: a data communication gateway machine;
the data communication gateway machine is connected with the switch;
the data communication gateway machine is used for uploading the measurement and control protection information acquired by the measurement and control device to a corresponding intelligent power grid dispatching control master station;
the data communication gateway machine is communicated with the measurement and control protection device in the intelligent substation through an MMS protocol, and is communicated with the intelligent power grid dispatching control master station outside the intelligent substation through a 104 protocol.
Optionally, the monitoring training system is concentrated on a screen cabinet.
Optionally, the monitoring training system further includes a total station clock synchronization system, and the devices in the monitoring training system perform unified time synchronization through the total station clock synchronization system.
The beneficial effect that technical scheme that this application provided brought is: on the premise of ensuring all functions of the intelligent substation monitoring system, the primary wiring diagram of the substation is simplified, the configuration of the monitoring system is simplified, the cost is greatly reduced, and the single-screen configuration is flexible in field arrangement and convenient to maintain, so that the intelligent substation monitoring system is suitable for popularization and application.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic diagram of a connection relationship between monitoring training system devices for an intelligent substation according to an embodiment of the present application.
Detailed Description
To make the structure and advantages of the present application clearer, the structure of the present application will be further described with reference to the accompanying drawings.
The first embodiment is as follows:
specifically, a schematic diagram of a connection relationship between monitoring training system devices for an intelligent substation is shown in fig. 1.
Specifically, a control training system for intelligent substation includes:
the process layer equipment and the spacer layer equipment are connected with a network to realize data interaction between the process layer equipment and the spacer layer equipment;
the distance layer equipment and the station control layer equipment are connected with a network, and data interaction between the distance layer equipment and the station control layer equipment is realized.
The networking mode between the intelligent terminal of the process layer equipment and the measurement and control device of the merging unit and the interval layer equipment is network acquisition, and remote control command and signal transmission are realized through a process layer network; the switch has 6 ports to accomplish this function. The measurement and control device and the intelligent terminal are communicated by adopting a GOOSE protocol, and the combination unit is communicated by adopting an SV protocol.
The monitoring host and the data communication gateway machine respectively directly acquire information sent by the measurement and control protection device and issue commands to the measurement and control device. The spacer layer device and the station control layer device communicate through an MMS protocol.
The on-site information transmission and transmission of the transformer substation monitoring system and the dispatching automation master station are realized through the power dispatching data network. Therefore, the debugging host is used for simulating 104 the functions of the master station and the WAMS master station and communicating with the data communication gateway machine through the 104 protocol.
Example two:
based on the monitoring training system for the intelligent substation provided by the first embodiment, the embodiment provides a monitoring training system for the intelligent substation, which is specific:
further, the monitoring training system comprises: a switch;
the exchanger is used for realizing data exchange among the process layer equipment, the station control layer equipment and the interval layer equipment, wherein the exchanger is used for connecting the station control layer equipment, the number of data interfaces is 6, the number of data interfaces for connection is 6, and the number of data interfaces for connection is 4.
Further, the process layer device includes: the system comprises an intelligent terminal, a merging unit, 2 analog circuit breakers and analog disconnecting links;
the intelligent terminal and the merging unit are connected with the switch, and the intelligent terminal is connected with the 2 analog circuit breakers and the analog disconnecting links respectively.
The intelligent terminal has the functions of collecting switching value and analog quantity, outputting the switching value and controlling the circuit breaker.
The input of the merging unit consists of digital signals, comprises sampling values output by the collector, power state information, transformer substation synchronization information and the like, and is connected into the merging unit through the high-speed optical fiber inlet. And processing the input signals in the merging unit, and simultaneously outputting sampling merging data to the intelligent electronic equipment of the spacer layer by the merging unit through optical fibers. And 2 simulation circuit breakers and 1 simulation disconnecting link device are arranged and connected with the intelligent terminal through a loop.
Further, the spacer layer device includes: a measurement and control device;
the measurement and control device is connected with the switch; the measurement and control device is used for controlling and acquiring primary equipment state information, and is communicated with the intelligent terminal by adopting a GOOSE protocol and communicated with the merging unit by adopting an SV protocol.
Further, the station control layer device includes: simulating a debugging host and a monitoring host;
the simulation debugging host and the monitoring host are both connected with the switch; the training system is provided with 2 workstations, the simulation debugging host serves as a debugging workstation and a simulation main station, and the monitoring host serves as a monitoring background.
The monitoring host issues control commands of the electrical equipment with operation locking, operation authority management, operation guidance, recording and operation ticket management generating functions, completes functions of online picture and report generation management and printing, alarm processing, automatic voltage and reactive power regulation, event sequence recording and accident recall, database storage and management, measuring point management and statistical calculation, real-time network management, system clock management and the like, can modify and develop application programs, switch relay protection fixed values and the like under the condition of meeting authority, and communicates with the measurement and control protection device through an MMS protocol; the simulation debugging host computer is provided with configuration and debugging software, and is also used for simulating 104 functions of a main station and a WAMS main station, and receiving and transmitting information to the data communication gateway machine through a 104 protocol, so that the accuracy of all configurations in the data communication gateway machine can be verified through the simulation 104 main station and the WAMS main station even if the main station is not connected.
Further, the station control layer device includes: a data communication gateway machine;
the data communication gateway machine is connected with the switch; the data communication gateway machine is used for uploading the measurement and control protection information to the corresponding intelligent power grid dispatching control master station; the data communication gateway station is communicated with the measurement and control protection device through an MMS protocol, and the station is communicated with the intelligent power grid dispatching control master station through a 104 protocol.
Furthermore, the whole set of monitoring system equipment is centralized in a screen cabinet.
The direct current screen needs to be purchased additionally. The direct current power supply of the equipment in the real operation screen cabinet adopts +/-220V direct current power supply to supply power for the automation equipment and is used as a remote signaling power supply and a switch operation power supply. The total power of each set of screen cabinet is less than 500W. The test instrument and the monitoring background adopt a 220V alternating current power supply output by the UPS to supply power to the server and the disconnecting link control loop.
Furthermore, the monitoring training system establishes six sets of monitoring training systems which are configured in the same way and are used for the intelligent substation.
Further the monitoring training system comprises: a total station clock synchronization time setting system;
and the six sets of training systems carry out unified time synchronization through the total station clock synchronous time synchronization system.
The monitoring training system is provided with 1 set of all-station clock synchronization system and independently forms a screen, and provides a time synchronization function for the intelligent substation monitoring training system. And all the merging units and the intelligent terminal adopt optical B codes to time, and an ST optical fiber interface is adopted. All the measurement and control devices and the data communication gateway adopt the electric B code to time. And when the monitoring host adopts the SNTP network message to time, the network shutdown machine is used as an SNTP clock source.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (8)
1. A control training system for intelligent substation, its characterized in that includes:
the process layer equipment and the spacer layer equipment are connected with a network to realize data interaction between the process layer equipment and the spacer layer equipment;
the distance layer equipment and the station control layer equipment are connected with a network, and data interaction between the distance layer equipment and the station control layer equipment is realized.
2. The monitoring training system for an intelligent substation of claim 1, wherein the monitoring training system comprises a switch;
the exchanger is used for realizing data exchange among the process layer equipment, the station control layer equipment and the interval layer equipment, wherein the exchanger is used for connecting the station control layer equipment, the number of data interfaces is 6, the number of data interfaces for connection is 6, and the number of data interfaces for connection is 4.
3. The monitoring training system for an intelligent substation of claim 1, wherein the process level equipment comprises:
the system comprises an intelligent terminal, a merging unit, 2 analog circuit breakers and an analog disconnecting link;
the intelligent terminal and the merging unit are connected with the switch, and the 2 analog circuit breakers and the analog disconnecting links are connected with the intelligent terminal.
4. The monitoring training system for an intelligent substation of claim 3, wherein the bay level equipment comprises: a measurement and control device;
the measurement and control device is connected with the switch;
the measurement and control device is used for controlling and acquiring state information of primary equipment connected to the station control layer, communicating with the intelligent terminal by adopting a GOOSE protocol, and communicating with the merging unit by adopting an SV protocol.
5. The monitoring training system for the intelligent substation of claim 2, wherein the station level equipment comprises: simulating a debugging host and a monitoring host;
the simulation debugging host and the monitoring host are both connected with the switch;
the monitoring training system is provided with 2 workstations, the simulation debugging host serves as a debugging workstation and a simulation master station, and the monitoring host serves as a monitoring background of the monitoring training system.
6. The monitoring training system for the intelligent substation of claim 4, wherein the station level equipment comprises: a data communication gateway machine;
the data communication gateway machine is connected with the switch;
the data communication gateway machine is used for uploading the measurement and control protection information acquired by the measurement and control device to a corresponding intelligent power grid dispatching control master station;
the data communication gateway machine is communicated with the measurement and control protection device in the intelligent substation through an MMS protocol, and is communicated with the intelligent power grid dispatching control master station outside the intelligent substation through a 104 protocol.
7. The monitoring and training system for the intelligent substation according to any one of claims 1 to 6, wherein the monitoring and training system is centralized in one cubicle.
8. The monitoring training system for the intelligent substation of claim 7, further comprising a total station clock synchronization time tick system, wherein the equipment in the monitoring training system performs unified time tick by the total station clock synchronization time tick system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011315192.7A CN112562436A (en) | 2020-11-20 | 2020-11-20 | Monitoring training system for intelligent substation |
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| CN202011315192.7A CN112562436A (en) | 2020-11-20 | 2020-11-20 | Monitoring training system for intelligent substation |
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| CN112562436A true CN112562436A (en) | 2021-03-26 |
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| CN202011315192.7A Pending CN112562436A (en) | 2020-11-20 | 2020-11-20 | Monitoring training system for intelligent substation |
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Citations (7)
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| CN102208996A (en) * | 2011-05-18 | 2011-10-05 | 河南省电力公司 | Network safety surveillance method for intelligent network equipment of digitalized transformer satiation |
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| CN109861397A (en) * | 2019-04-04 | 2019-06-07 | 南京电研电力自动化股份有限公司 | A kind of electrical power services device of digital transformer substation |
| CN209545248U (en) * | 2018-11-21 | 2019-10-25 | 国网安徽省电力有限公司宿州供电公司 | A kind of intelligent Substation System of visualized O&M |
| CN111885002A (en) * | 2020-06-28 | 2020-11-03 | 中国南方电网有限责任公司 | Monitoring networking method for process layer switch of transformer substation |
| CN214152187U (en) * | 2020-11-20 | 2021-09-07 | 国网浙江省电力有限公司培训中心 | Intelligent substation training system |
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2020
- 2020-11-20 CN CN202011315192.7A patent/CN112562436A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208996A (en) * | 2011-05-18 | 2011-10-05 | 河南省电力公司 | Network safety surveillance method for intelligent network equipment of digitalized transformer satiation |
| CN206698240U (en) * | 2017-04-17 | 2017-12-01 | 国网安徽省电力公司芜湖供电公司 | A kind of transformer station's Intranet monitoring system |
| CN209545248U (en) * | 2018-11-21 | 2019-10-25 | 国网安徽省电力有限公司宿州供电公司 | A kind of intelligent Substation System of visualized O&M |
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