CN110658804A - Test platform for inter-station stability control device wide-area joint debugging and implementation method thereof - Google Patents
Test platform for inter-station stability control device wide-area joint debugging and implementation method thereof Download PDFInfo
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Abstract
The invention provides a test platform for wide area joint debugging of inter-station stability control devices, which is matched with a main station stability control device and a plurality of substation stability control devices of wide area interconnection thereof and comprises a test management host, a main station and a plurality of substation protocol transfer devices; the test management host is communicated with the main station stability control device through the main station protocol transfer device, and is also interconnected with each substation protocol transfer device in a wide area on the basis of another data communication network through the main station protocol transfer device, and each substation protocol transfer device is also directly connected with a corresponding substation stability control device; the test management host sends test parameters to the main station and each sub-station protocol transfer device simultaneously, and receives action results of the main station and each sub-station stable control device fed back by the main station and each sub-station protocol transfer device to judge whether the performance between the main station and each sub-station stable control device is qualified. By implementing the method, the problem of automatic test of wide-area joint debugging of the inter-station stability control device can be solved on site, so that the on-site working efficiency and the maintenance level are improved.
Description
Technical Field
The invention relates to the technical field of electric power safety and stability control, in particular to a test platform for wide-area joint debugging of an inter-station stability control device and an implementation method thereof.
Background
The safety and stability control system (hereinafter referred to as stability control system) is a system formed by two or more safety and stability control devices (hereinafter referred to as stability control devices) of a plant station through communication equipment, realizes the stability control of an electric power system in an area or a larger range, and ensures the safe and stable operation of the electric power system by taking measures such as generator tripping, load shedding and the like. With the gradual realization of cross-regional networking and power markets, the power grid structure is more and more complex, the operation mode of a power system is flexible and changeable, and the stability problem (particularly the transient stability problem) of a large power grid becomes more complex. These changes make the application of the stability control system in the power system gradually become a consensus, so the research and development of the stability control system have been advanced.
The stability control system is designed in a pyramid structure and comprises a main station, a substation and an execution station; the main station at the top layer is usually arranged at the key element and the section, so that sampling judgment is facilitated; substations located in intermediate levels typically connect up to the master station and down to the executive station; and the execution station positioned at the bottom layer receives the command forwarded by the substation, executes measures such as cutting loads of the generator and the like, and uploads locally acquired data such as loads or unit output and the like. The information transmitted among the stable control systems mainly comprises the issuing of control commands and the uploading of unit output and load information, and can completely meet the requirement of the whole group of the stable control systems on the action time by adopting the optical fiber transmission of carrier, microwave and 64kbit/s homodromous interface technology.
At present, the testing technology of the stability control system is still in a starting stage and can not meet the requirements of practical application. Although the relay protection tester is the most common test method at present, the common relay protection tester can only output one or two limited groups of voltages and currents, generally does not have the capability of synchronous output of a plurality of testers, cannot realize the automatic test of the wide-area joint debugging of the inter-station stability control device, often needs a mode of repeated confirmation by means of a telephone, and seriously affects the debugging efficiency.
Therefore, a testing platform for the wide-area joint debugging of the inter-station stability and control device is needed urgently, and the automatic testing problem of the wide-area joint debugging of the inter-station stability and control device can be solved on site, so that the site working efficiency and the overhaul level are improved.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide a test platform for inter-station stability control device wide area joint debugging and an implementation method thereof, which can solve the automatic test problem of inter-station stability control device wide area joint debugging on site, thereby improving the site working efficiency and the maintenance level.
In order to solve the technical problem, an embodiment of the present invention provides a test platform for inter-station stability control device wide area joint debugging, which is matched with a main station stability control device and a plurality of sub-station stability control devices that are interconnected with the main station stability control device wide area based on a data communication network, and comprises a test management host, a main station protocol transfer device and a plurality of sub-station protocol transfer devices; the test management host is communicated with the master station stability control device through the master station protocol transfer device, and is also in wide area interconnection with each substation protocol transfer device through the master station protocol transfer device based on another data communication network, and each substation protocol transfer device is also directly connected with a corresponding substation stability control device;
the test management host is used for simultaneously issuing test parameters to the master station protocol transfer device and each substation protocol transfer device, receiving the action result of the master station stable control device fed back by the master station protocol transfer device and the action result of each substation stable control device fed back by each substation protocol transfer device, and judging whether the performance between the master station stable control device and each substation stable control device is qualified or not according to the action result of the master station stable control device and the action result of each substation stable control device;
the master station protocol transfer device is used for extracting the test parameters sent to the master station stability control device from the test parameters sent by the test management host, generating corresponding waveforms and switch displacement information and inputting the corresponding waveforms and the switch displacement information to the master station stability control device, and further capturing action results generated by the master station stability control device according to the received waveforms and the switch displacement information and feeding the action results back to the test management host;
each substation protocol transfer device is used for extracting the test parameters sent to the respectively corresponding connected substation stability control device from the test parameters sent by the test management host, generating corresponding waveforms and switch displacement information, inputting the waveforms and the switch displacement information to the respectively corresponding connected substation stability control device, and further capturing action results generated by the respectively corresponding connected substation stability control device according to the received waveforms and the switch displacement information and feeding the action results back to the test management host.
The test parameters comprise fault parameters, state sequence programming parameters, wave recording playback parameters and report analysis parameters.
The master station protocol transfer device and each substation protocol transfer device input the waveform and the switch displacement information generated by the master station protocol transfer device and each substation protocol transfer device to the corresponding stability control device in an analog quantity mode or a digital quantity mode.
When the action result of the main station stability control device is consistent with the action result of each substation stability control device, the test management host judges that the performance between the main station stability control device and each substation stability control device is qualified; or
And when any one of the action results of the main station stability control device and each substation stability control device is inconsistent, the test management host judges that the performance between the main station stability control device and each substation stability control device is unqualified.
Wherein the performance comprises a synchronization performance.
The embodiment of the invention also provides a method for realizing the test platform for the wide area joint debugging of the inter-station stability control device, which is realized on the test platform for the wide area joint debugging of the inter-station stability control device, and the method comprises the following steps:
the test management host simultaneously issues test parameters to the master station protocol transfer device and each substation protocol transfer device;
the master station protocol transfer device extracts the test parameters sent to the master station stability control device from the test parameters sent by the test management host, generates corresponding waveforms and switch displacement information and inputs the corresponding waveforms and switch displacement information to the master station stability control device, and further captures action results generated by the master station stability control device according to the received waveforms and switch displacement information and feeds the action results back to the test management host;
each substation protocol transfer device extracts the test parameters sent to the respectively corresponding connected substation stability control device from the test parameters sent by the test management host, generates corresponding waveforms and switch displacement information, inputs the corresponding waveforms and the switch displacement information to the respectively corresponding connected substation stability control device, and further captures action results generated by the respectively corresponding connected substation stability control device according to the received waveforms and the switch displacement information and feeds the action results back to the test management host;
and the test management host receives the action result of the main station stable control device fed back by the main station protocol transfer device and the action result of each sub-station stable control device fed back by each sub-station protocol transfer device, and judges whether the performance between the main station stable control device and each sub-station stable control device is qualified or not according to the action result of the main station stable control device and the action result of each sub-station stable control device.
Wherein the method further comprises:
and if the action result of the main station stable control device is consistent with the action result of each substation stable control device, the test management host judges that the performance between the main station stable control device and each substation stable control device is qualified.
Wherein the method further comprises:
and if any one of the action results of the main station stable control device and each substation stable control device is inconsistent, the test management host judges that the performance between the main station stable control device and each substation stable control device is unqualified.
Wherein the performance comprises a synchronization performance.
The test parameters comprise fault parameters, state sequence programming parameters, wave recording playback parameters and report analysis parameters.
The embodiment of the invention has the following beneficial effects:
the invention simultaneously issues test parameters to the main station protocol transfer device and each sub-station protocol transfer device which is in wide-area interconnection with the main station protocol transfer device based on another data communication network (independent of the data communication network in which the main station stability control device and a plurality of sub-station stability control devices are in wide-area interconnection), and judges whether the performance between the main station stability control device and each sub-station stability control device is qualified or not by receiving the action result of the main station stability control device fed back by the main station protocol transfer device and the action result of each sub-station stability control device fed back by each sub-station protocol transfer device, thereby solving the automatic test problem of the wide-area interconnection of the inter-station stability control devices on site and improving the site working efficiency and the maintenance level.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without inventive exercise.
Fig. 1 is a schematic view of a topological connection of a test platform for inter-station stability control device wide-area joint debugging according to an embodiment of the present invention;
fig. 2 is a flowchart of a test platform implementation method for inter-station stability control device wide-area joint debugging according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, in an embodiment of the present invention, a test platform for wide area joint debugging of inter-station stability control devices is provided, which is matched with a master station stability control device M0 and a plurality of substation stability control devices M1 that are interconnected with a master station stability control device M0 based on a data communication network (e.g., a1), and includes a test management host 1, a master station protocol transfer device 2, and a plurality of substation protocol transfer devices 3; the test management host 1 is communicated with the master station stability control device M0 through the master station protocol transfer device 2, and is further connected with each substation protocol transfer device 3 in a wide area manner through the master station protocol transfer device 2 based on another data communication network (such as a2), and each substation protocol transfer device 3 is further directly connected with a corresponding substation stability control device M1;
the test management host 1 is used for issuing test parameters to the master station protocol transfer device 2 and each substation protocol transfer device 3 at the same time, receiving the action result of the master station stability control device M0 fed back by the master station protocol transfer device 1 and the action result of each substation stability control device M1 fed back by each substation protocol transfer device 2, and judging whether the performance between the master station stability control device M0 and each substation stability control device M1 is qualified or not according to the action result of the master station stability control device M0 and the action result of each substation stability control device M1;
the master station protocol transfer device 2 is used for extracting the test parameters sent to the master station stability control device M0 from the test parameters sent by the test management host 1, generating corresponding waveforms and switch displacement information, inputting the waveforms and the switch displacement information to the master station stability control device M0, and further capturing action results generated by the master station stability control device M0 according to the received waveforms and the switch displacement information and feeding the action results back to the test management host 1;
each substation protocol transfer device 3 is configured to extract the test parameters sent to the respectively corresponding connected substation stability control device M1 from the test parameters sent by the test management host 1, generate corresponding waveforms and switch displacement information, input the waveforms and the switch displacement information to the respectively corresponding connected substation stability control device M1, and further capture action results generated by the respectively corresponding connected substation stability control device according to the received waveforms and the switch displacement information, and feed the action results back to the test management host 1.
It should be noted that the master station stability control device M0 and the substation stability control device M1 are respectively arranged in the master station and each corresponding substation, and data interaction is realized through a data communication network (such as a1) connected by a 2M optical fiber. The master station protocol transfer device 2 is connected to each slave station protocol transfer device 3 via another data communication network (for example, a2) connected by 2M optical fibers to realize wide area interconnection, and is directly connected to the master station stability control device M0 and each slave station stability control device M1 as needed, and therefore, the master station protocol transfer device 2 is also respectively arranged in the master station and each corresponding slave station.
It should be noted that, before the test management host 1 issues the test parameters, the master station protocol transfer device 2 and each slave station protocol transfer device 3 must unify the clock source, and perform GPS time synchronization or network time synchronization; after the test management host 1 issues the test parameters, the master station protocol transfer device 2 and each slave station protocol transfer device 3 can output data at the same time to ensure the wide-area automatic test of the stability control system.
In the embodiment of the present invention, when the action result of the master station stability control device M0 is consistent with the action result of each substation stability control device M1, the test management host 1 determines that the performance between the master station stability control device M0 and each substation stability control device M1 is qualified; on the contrary, when any one of the operation results of the station stability control device M0 and the operation result of each slave station stability control device M1 is inconsistent, the test management host 1 determines that the performance between the master station stability control device M0 and each slave station stability control device M1 is not qualified. The tested performance includes synchronization performance, such as data and image synchronization, rate synchronization, time synchronization, etc.
In the embodiment of the present invention, the test parameters issued by the test management host 1 include a fault parameter, a state sequence programming parameter, a wave recording playback parameter, a report analysis parameter, and the like, that is, the functions of fault parameter setting, state sequence programming, wave recording playback, report analysis, and the like are provided. At this time, the master station protocol relay device 2 and each slave station protocol relay device 3 input the waveform and the switch displacement information generated by each to the corresponding stability control device in an analog quantity manner or a digital quantity manner. For example, the power system faults required by the test of various stability control systems are simulated according to fault parameters issued by the PC management software in the test management host 1, and the fault parameters are input into the respective corresponding stability control devices in an analog quantity or digital quantity manner.
As shown in fig. 2, in an embodiment of the present invention, a method for implementing a test platform for inter-station stability control device wide area joint debugging is provided, which is implemented on the test platform for inter-station stability control device wide area joint debugging, and the method includes the following steps:
step S1, the test management host sends test parameters to the master station protocol transfer device and each substation protocol transfer device simultaneously;
step S2, the master station protocol transfer device extracts the test parameters sent to the master station stability control device from the test parameters sent by the test management host, generates corresponding waveforms and switch displacement information and inputs the corresponding waveforms and switch displacement information to the master station stability control device, and further captures action results generated by the master station stability control device according to the received waveforms and switch displacement information and feeds the action results back to the test management host;
step S3, each substation protocol transfer device extracts the test parameters sent to the stable control device of the corresponding connected substation from the test parameters sent by the test management host, generates corresponding waveforms and switch displacement information and inputs the waveforms and the switch displacement information to the stable control device of the corresponding connected substation, and further captures the action results generated by the stable control device of the corresponding connected substation according to the received waveforms and the switch displacement information and feeds the action results back to the test management host;
and step S4, the test management host receives the action result of the master station stability control device fed back by the master station protocol transfer device and the action result of each slave station stability control device fed back by each slave station protocol transfer device, and determines whether the performance between the master station stability control device and each slave station stability control device is qualified according to the action result of the master station stability control device and the action result of each slave station stability control device.
Wherein the method further comprises:
and if the action result of the main station stable control device is consistent with the action result of each substation stable control device, the test management host judges that the performance between the main station stable control device and each substation stable control device is qualified.
Wherein the method further comprises:
and if any one of the action results of the main station stable control device and each substation stable control device is inconsistent, the test management host judges that the performance between the main station stable control device and each substation stable control device is unqualified.
Wherein the performance comprises a synchronization performance.
The test parameters comprise fault parameters, state sequence programming parameters, wave recording playback parameters and report analysis parameters.
The embodiment of the invention has the following beneficial effects:
the invention simultaneously issues test parameters to the main station protocol transfer device and each sub-station protocol transfer device which is in wide-area interconnection with the main station protocol transfer device based on another data communication network (independent of the data communication network in which the main station stability control device and a plurality of sub-station stability control devices are in wide-area interconnection), and judges whether the performance between the main station stability control device and each sub-station stability control device is qualified or not by receiving the action result of the main station stability control device fed back by the main station protocol transfer device and the action result of each sub-station stability control device fed back by each sub-station protocol transfer device, thereby solving the automatic test problem of the wide-area interconnection of the inter-station stability control devices on site and improving the site working efficiency and the maintenance level.
It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by relevant hardware instructed by a program, and the program may be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (10)
1. A test platform for the wide area joint debugging of inter-station stability control devices is matched with a main station stability control device and a plurality of sub-station stability control devices which are interconnected with the main station stability control device in a wide area based on a data communication network, and is characterized by comprising a test management host, a main station protocol transfer device and a plurality of sub-station protocol transfer devices; the test management host is communicated with the master station stability control device through the master station protocol transfer device, and is also in wide area interconnection with each substation protocol transfer device through the master station protocol transfer device based on another data communication network, and each substation protocol transfer device is also directly connected with a corresponding substation stability control device;
the test management host is used for simultaneously issuing test parameters to the master station protocol transfer device and each substation protocol transfer device, receiving the action result of the master station stable control device fed back by the master station protocol transfer device and the action result of each substation stable control device fed back by each substation protocol transfer device, and judging whether the performance between the master station stable control device and each substation stable control device is qualified or not according to the action result of the master station stable control device and the action result of each substation stable control device;
the master station protocol transfer device is used for extracting the test parameters sent to the master station stability control device from the test parameters sent by the test management host, generating corresponding waveforms and switch displacement information and inputting the corresponding waveforms and the switch displacement information to the master station stability control device, and further capturing action results generated by the master station stability control device according to the received waveforms and the switch displacement information and feeding the action results back to the test management host;
each substation protocol transfer device is used for extracting the test parameters sent to the respectively corresponding connected substation stability control device from the test parameters sent by the test management host, generating corresponding waveforms and switch displacement information, inputting the waveforms and the switch displacement information to the respectively corresponding connected substation stability control device, and further capturing action results generated by the respectively corresponding connected substation stability control device according to the received waveforms and the switch displacement information and feeding the action results back to the test management host.
2. The test platform for interstation stability control device wide area joint debugging of claim 1, wherein the test parameters comprise fault parameters, state sequence programming parameters, wave recording playback parameters, and report analysis parameters.
3. The test platform for the wide-area joint debugging of the inter-station stability control devices according to claim 1, wherein the master station protocol transfer device and each of the slave station protocol transfer devices input the waveform and the switch displacement information generated by each of the master station protocol transfer devices and each of the slave station protocol transfer devices to the respective corresponding stability control device in an analog quantity manner or a digital quantity manner.
4. The test platform for inter-station stability and control device wide-area joint debugging of claim 1, wherein when the action result of the master station stability and control device is consistent with the action result of each of the substation stability and control devices, the test management host determines that the performance between the master station stability and control device and each of the substation stability and control devices is qualified; or
And when any one of the action results of the main station stability control device and each substation stability control device is inconsistent, the test management host judges that the performance between the main station stability control device and each substation stability control device is unqualified.
5. The test platform for interstation stability control device wide area joint debugging of claim 4, wherein the performance comprises synchronization performance.
6. A method for realizing a test platform for the wide-area joint debugging of an inter-station stability control device is realized on the test platform for the wide-area joint debugging of the inter-station stability control device according to any one of claims 1 to 5, and the method comprises the following steps:
the test management host simultaneously issues test parameters to the master station protocol transfer device and each substation protocol transfer device;
the master station protocol transfer device extracts the test parameters sent to the master station stability control device from the test parameters sent by the test management host, generates corresponding waveforms and switch displacement information and inputs the corresponding waveforms and switch displacement information to the master station stability control device, and further captures action results generated by the master station stability control device according to the received waveforms and switch displacement information and feeds the action results back to the test management host;
each substation protocol transfer device extracts the test parameters sent to the respectively corresponding connected substation stability control device from the test parameters sent by the test management host, generates corresponding waveforms and switch displacement information, inputs the corresponding waveforms and the switch displacement information to the respectively corresponding connected substation stability control device, and further captures action results generated by the respectively corresponding connected substation stability control device according to the received waveforms and the switch displacement information and feeds the action results back to the test management host;
and the test management host receives the action result of the main station stable control device fed back by the main station protocol transfer device and the action result of each sub-station stable control device fed back by each sub-station protocol transfer device, and judges whether the performance between the main station stable control device and each sub-station stable control device is qualified or not according to the action result of the main station stable control device and the action result of each sub-station stable control device.
7. The method for implementing a test platform for inter-station stability control device wide-area joint debugging of claim 6, wherein the method further comprises:
and if the action result of the main station stable control device is consistent with the action result of each substation stable control device, the test management host judges that the performance between the main station stable control device and each substation stable control device is qualified.
8. The method for implementing a test platform for inter-station stability control device wide-area joint debugging of claim 7, wherein the method further comprises:
and if any one of the action results of the main station stable control device and each substation stable control device is inconsistent, the test management host judges that the performance between the main station stable control device and each substation stable control device is unqualified.
9. The method of claim 8, wherein the performance comprises synchronization performance.
10. The method for implementing the test platform for the wide-area joint debugging of the inter-station stability control device according to claim 6, wherein the test parameters comprise fault parameters, state sequence programming parameters, wave recording playback parameters and report analysis parameters.
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| CN112367216A (en) * | 2020-10-19 | 2021-02-12 | 许继集团有限公司 | Communication debugging method, debugging instrument and system suitable for safety and stability control system |
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