CN110765616A - Simulation closed loop test system and method for power plant computer monitoring system - Google Patents
Simulation closed loop test system and method for power plant computer monitoring system Download PDFInfo
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Abstract
The invention discloses a simulation closed loop test system and a method of a power plant computer monitoring system, wherein the system comprises a power system real-time simulation subsystem, a simulation interface card, a scheduling automation subsystem and a power plant computer monitoring subsystem; the power system real-time simulation subsystem is used for carrying out simulation calculation on the power system according to the power generation control instruction to obtain a system simulation result of the power system; the simulation interface card is used for transmitting a system simulation result to the dispatching automation subsystem; the dispatching automation subsystem is used for making a power generation remote regulation instruction according to a control target of the power system and a system simulation result; and the power plant computer monitoring subsystem is used for making a power generation control instruction according to the power generation remote regulation instruction. The invention can carry out the simulation closed loop test of the power plant computer monitoring system, and can not influence the operation of the actual power grid and has high safety.
Description
Technical Field
The invention relates to the technical field of power system testing, in particular to a simulation closed loop testing system and method of a power plant computer monitoring system.
Background
The computer monitoring system of power plant is a device and a device for monitoring, controlling and regulating the electric energy production process of the power plant by using a digital electronic computer, wherein AGC and AVC are the most basic and most important control and regulation functions of the computer monitoring system of the power plant.
The current power plant computer monitoring system test comprises two parts, namely a function open loop test and a field closed loop test. The field closed-loop test is to be connected to an actual power grid for testing after field installation, and is characterized by complex flow, especially relating to dispatching authorization, and the test can directly influence the operation of the actual power grid and has certain risks.
Disclosure of Invention
The embodiment of the invention aims to provide a simulation closed-loop test system and a simulation closed-loop test method for a power plant computer monitoring system, which can perform simulation closed-loop test on the power plant computer monitoring system and do not influence the operation and safety of an actual power grid.
In order to achieve the above object, an embodiment of the present invention provides a simulation closed loop test system for a power plant computer monitoring system, which includes a power system real-time simulation subsystem, a simulation interface card, a scheduling automation subsystem, and a power plant computer monitoring subsystem; wherein the content of the first and second substances,
the power system real-time simulation subsystem is connected between the power plant computer monitoring subsystem and the simulation interface card and is used for carrying out simulation calculation on the power system according to the power generation control instruction to obtain a system simulation result of the power system;
the simulation interface card is connected between the real-time simulation subsystem of the power system and the dispatching automation subsystem and is used for transmitting the system simulation result to the dispatching automation subsystem;
the input end of the dispatching automation subsystem is connected with the simulation interface card, and is connected with the power plant computer monitoring subsystem through wireless communication, and the dispatching automation subsystem is used for making a power generation remote regulation instruction according to a control target of the power system and the system simulation result;
and the power plant computer monitoring subsystem is used for making a power generation control instruction according to the power generation remote regulation instruction.
Preferably, the power system real-time simulation subsystem comprises a generator set simulation module and a power system simulation device; wherein the content of the first and second substances,
the first input/output end of the generator set simulation module is connected with the input/output end of the power plant computer monitoring subsystem, and the second input/output end of the generator set simulation module is connected with the input/output end of the power system simulation device and used for carrying out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant and uploading the power plant simulation result to the power system simulation device;
and the output end of the power system simulation device is connected with the input end of the simulation interface card and is used for carrying out simulation calculation on the power system to obtain the system simulation result.
Preferably, the scheduling automation subsystem comprises a front-end module, a SCADA module and a power generation control master station, wherein,
the input end of the front-end module is connected with the output end of the simulation interface card, the input/output end of the front-end module is connected with the first input/output end of the SCADA module, and the front-end module is connected with the computer monitoring subsystem of the power plant through wireless communication and used for uploading the system simulation result to the SCADA module and sending the power generation remote regulation instruction to the computer monitoring subsystem of the power plant;
the second input/output end of the SCADA module is connected with the input/output end of the power generation control main station, and is used for performing data completion according to the system simulation result, uploading the data to the power generation control main station, and receiving the power generation remote regulation instruction issued by the power generation control main station;
and the power generation control master station is used for making the power generation remote regulation instruction according to a control target of the power system and the system simulation result and sending the power generation remote regulation instruction to the SCADA module.
Preferably, the power plant computer monitoring subsystem comprises a power generation control execution sub-station; the power generation control execution substation is connected with the front-end module through wireless communication, and the input/output end of the power generation control execution substation is connected with the first input/output end of the generator set simulation module and used for receiving the power generation remote regulation instruction sent by the front-end module and sending the power generation control instruction to the generator set simulation module.
Another embodiment of the present invention provides a simulation closed-loop testing method for a computer monitoring system of a power plant, including the following steps:
the power system real-time simulation subsystem carries out simulation calculation on the whole power system in a preset control period to obtain a system simulation result;
the electric power system real-time simulation subsystem transmits the system simulation result to the dispatching automation subsystem through a simulation interface card;
the dispatching automation subsystem carries out data completion on the system simulation result, and according to the control target of the power system, a power generation remote regulation instruction is made and sent to the power plant computer monitoring subsystem;
and after receiving the power generation remote regulation instruction, the power plant computer monitoring subsystem makes a power generation control instruction according to the current state of the generator set and sends the power generation control instruction to the electric power system real-time simulation subsystem so as to enable the electric power system real-time simulation subsystem to enter the next control period.
Preferably, the power system real-time simulation subsystem performs simulation calculation on the whole power system within a preset control period to obtain a system simulation result, and specifically includes:
in a preset control period, a generator set simulation module of the real-time simulation subsystem of the power system carries out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant and uploads the power plant simulation result to a power system simulation device;
and the power system simulation device carries out simulation calculation on the whole power system according to the power plant simulation result to obtain a system simulation result.
Preferably, the power system real-time simulation subsystem transmits the system simulation result to the scheduling automation subsystem through a simulation interface card, and specifically includes:
the power system simulation device in the power system real-time simulation subsystem transmits the system simulation result to the simulation interface card;
and the simulation interface card receives the system simulation result and then transmits the system simulation result to the front-end module of the dispatching automation subsystem.
Preferably, the dispatching automation subsystem performs data completion on the system simulation result, and according to the control target of the power system, the dispatching automation subsystem makes a power generation remote dispatching instruction and sends the power generation remote dispatching instruction to the power plant computer monitoring subsystem, and the method specifically includes:
the front module of the dispatching automation subsystem uploads the system simulation result to the SCADA module after receiving the system simulation result;
the SCADA module is used for supplementing data to the system simulation result to obtain system operation parameters of the whole power system and uploading the system operation parameters to the power generation control main station;
after receiving the system operation parameters, the power generation control master station makes a power generation remote regulation instruction according to a power system control target and sends the power generation remote regulation instruction to the SCADA module;
and the SCADA module transmits the power generation remote regulation instruction to the preposed module and sends the power generation remote regulation instruction to the power plant computer monitoring subsystem through the preposed module.
Compared with the prior art, the simulation closed-loop test system and the simulation closed-loop test method for the power plant computer monitoring system provided by the embodiment of the invention are characterized in that the power plant computer monitoring system is connected with the real-time simulation subsystem and the dispatching automation subsystem of the power system to build a simulation closed-loop test system, so that the closed-loop test of the power plant computer monitoring system is completed through the simulation closed-loop test system, the influence on a power grid is reduced, and the test risk is reduced.
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FIG. 1 is a schematic structural diagram of a simulated closed loop test system of a power plant computer monitoring system according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a simulation closed-loop testing method for a computer monitoring system of a power plant according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a schematic structural diagram of a simulation closed-loop test system of a power plant computer monitoring system according to embodiment 1 of the present invention is shown, where the system includes a power system real-time simulation subsystem, a simulation interface card, a scheduling automation subsystem, and a power plant computer monitoring subsystem; wherein the content of the first and second substances,
the power system real-time simulation subsystem is connected between the power plant computer monitoring subsystem and the simulation interface card and is used for carrying out simulation calculation on the power system according to the power generation control instruction to obtain a system simulation result of the power system;
the simulation interface card is connected between the real-time simulation subsystem of the power system and the dispatching automation subsystem and is used for transmitting the system simulation result to the dispatching automation subsystem;
the input end of the dispatching automation subsystem is connected with the simulation interface card, and is connected with the power plant computer monitoring subsystem through wireless communication, and the dispatching automation subsystem is used for making a power generation remote regulation instruction according to a control target of the power system and the system simulation result;
and the power plant computer monitoring subsystem is used for making a power generation control instruction according to the power generation remote regulation instruction.
The simulation closed-loop test system of the power plant computer monitoring system comprises a power system real-time simulation subsystem, a simulation interface card, a scheduling automation subsystem and the power plant computer monitoring subsystem. Wherein the content of the first and second substances,
and the power system real-time simulation subsystem is connected between the power plant computer monitoring subsystem and the simulation interface card and is used for carrying out simulation calculation on the power system according to the power generation control instruction to obtain a system simulation result of the power system. Typically, a power system includes a plurality of power plants, each including a plurality of generator sets. The power system real-time simulation subsystem is used for carrying out real-time simulation on the whole power system so as to obtain a system simulation result of the power system. Preferably, the real-time simulator adopted by the power system real-time simulation subsystem is an RTDS.
And the simulation interface card is connected between the real-time simulation subsystem of the power system and the dispatching automation subsystem and is used for transmitting the system simulation result to the dispatching automation subsystem. Preferably, the emulation interface card is a GTNET board card. The simulation interface card realizes the data interaction between the real-time simulation subsystem and the dispatching automation subsystem of the power system.
And the input end of the dispatching automation subsystem is connected with the simulation interface card, and is connected with the power plant computer monitoring subsystem through wireless communication to make a power generation remote regulation instruction according to a control target of the power system and a system simulation result. The dispatching automation subsystem is mainly used for distributing power according to the running condition of the whole power system so as to better achieve the control target.
And the power plant computer monitoring subsystem is used for making a power generation control instruction according to the power generation remote regulation instruction. The computer monitoring subsystem of power plant is aimed at a power plant, and is mainly characterized by that it utilizes digital electronic computer to monitor, control and regulate power production process of power plant, in which AGC and AVC are the most important control and regulation functions of computer monitoring subsystem of power plant.
The simulation closed-loop test system of the power plant computer monitoring system provided by the embodiment 1 of the invention is built by connecting the power plant computer monitoring system with the real-time simulation subsystem and the dispatching automation subsystem of the power system, so that the closed-loop test of the power plant computer monitoring system is completed through the simulation closed-loop test system, the influence on a power grid is reduced, and the test risk is reduced.
As an improvement of the above scheme, the power system real-time simulation subsystem comprises a generator set simulation module and a power system simulation device; wherein the content of the first and second substances,
the first input/output end of the generator set simulation module is connected with the input/output end of the power plant computer monitoring subsystem, and the second input/output end of the generator set simulation module is connected with the input/output end of the power system simulation device and used for carrying out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant and uploading the power plant simulation result to the power system simulation device;
and the output end of the power system simulation device is connected with the input end of the simulation interface card and is used for carrying out simulation calculation on the power system to obtain the system simulation result.
Specifically, the power system real-time simulation subsystem comprises a generator set simulation module and a power system simulation device; wherein the content of the first and second substances,
the first input/output end of the generator set simulation module is connected with the input/output end of the power plant computer monitoring subsystem, and the second input/output end of the generator set simulation module is connected with the input/output end of the power system simulation device and used for carrying out simulation calculation on the generator set to obtain a power plant simulation result of a corresponding power plant and uploading the power plant simulation result to the power system simulation device. The generator set simulation module is mainly used for simulating the operation of a power plant corresponding to the power plant computer monitoring subsystem, the corresponding power plant is called as a power plant to be tested for the convenience of distinguishing, and the power plant simulation result is mainly influenced by a power generation control instruction sent by the power plant computer monitoring subsystem. After the power plant simulation result is obtained, the generator set simulation module sends the running state of the generator set to the power plant computer monitoring subsystem so that the power plant computer monitoring subsystem can make a power generation control command better. The simulation result of the power plant mainly comprises active power output, reactive power output and the like of each generator set and the whole power plant.
The output end of the power system simulation device is connected with the input end of the simulation interface card and used for carrying out simulation calculation on the power system to obtain a system simulation result. The method specifically comprises the following steps: the power system simulation device takes the power plant simulation result of the generator set simulation module as input to complete the simulation calculation of the power system consisting of the power plant to be tested and other power plants, so as to obtain the system simulation result of the whole power system, namely the system running state simulation result, which comprises the system frequency, the key station voltage, the power plant output and the like.
As an improvement of the scheme, the dispatching automation subsystem comprises a front-end module, an SCADA module and a power generation control main station, wherein,
the input end of the front-end module is connected with the output end of the simulation interface card, the input/output end of the front-end module is connected with the first input/output end of the SCADA module, the front-end module is connected with the power plant computer monitoring subsystem through wireless communication, and the front-end module is used for uploading the system simulation result to the SCADA module and sending the power generation remote regulation instruction to the power plant computer monitoring subsystem
The second input/output end of the SCADA module is connected with the input/output end of the power generation control main station, and is used for performing data completion according to the system simulation result, uploading the data to the power generation control main station, and receiving the power generation remote regulation instruction issued by the power generation control main station;
and the power generation control master station is used for making the power generation remote regulation instruction according to a control target of the power system and the system simulation result and sending the power generation remote regulation instruction to the SCADA module.
Specifically, the dispatching automation subsystem comprises a front-end module, an SCADA module and a power generation control main station, wherein,
the input end of the front module is connected with the output end of the simulation interface card, the input/output end of the front module is connected with the first input/output end of the SCADA module, and the front module is connected with the computer monitoring subsystem of the power plant through wireless communication and used for uploading a system simulation result to the SCADA module and sending a power generation remote regulation instruction to the computer monitoring subsystem of the power plant. The front-end module is used for processing data interaction outside the scheduling automation subsystem.
And a second input/output end of the SCADA module is connected with an input/output end of the power generation control main station, and is used for supplementing data according to a system simulation result, uploading the data to the power generation control main station, and receiving a power generation remote regulation instruction sent by the power generation control main station. And the SCADA module is used for finishing data optimization and transmission in the scheduling automation subsystem.
And the power generation control master station is used for making a power generation remote regulation instruction according to a control target of the power system and a system simulation result and sending the power generation remote regulation instruction to the SCADA module. The power generation control main station is the core of the dispatching automation subsystem and the core of the dispatching operation of the whole power system, and is mainly used for making power generation remote regulation instructions of each power plant.
As an improvement of the scheme, the power plant computer monitoring subsystem comprises a power generation control execution sub-station; the power generation control execution substation is connected with the front-end module through wireless communication, and the input/output end of the power generation control execution substation is connected with the first input/output end of the generator set simulation module and used for receiving the power generation remote regulation instruction sent by the front-end module and sending the power generation control instruction to the generator set simulation module.
Specifically, the power plant computer monitoring subsystem comprises a power generation control execution substation; the power generation control execution substation is connected with the front module through wireless communication, and the input/output end of the power generation control execution substation is connected with the first input/output end of the generator set simulation module and used for receiving a power generation remote regulation instruction sent by the front module and sending the power generation control instruction to the generator set simulation module. And after receiving the power generation remote adjustment instruction, the power generation control execution substation calculates the power generation remote adjustment instruction of each power generator set of the power plant according to the received running state of the power generator set and sends the power generation remote adjustment instruction to the power generator set simulation module so as to perform the next simulation calculation.
Referring to fig. 2, it is a schematic flow chart of a simulation closed-loop testing method for a power plant computer monitoring system according to embodiment 2 of the present invention, where the method includes steps S1 to S4:
s1, the power system real-time simulation subsystem carries out simulation calculation on the whole power system in a preset control period to obtain a system simulation result;
s2, the real-time simulation subsystem of the power system transmits the simulation result of the system to the dispatching automation subsystem through a simulation interface card;
s3, the dispatching automation subsystem carries out data completion on the system simulation result, and according to the control target of the power system, a power generation remote dispatching instruction is made and sent to the power plant computer monitoring subsystem;
and S4, after receiving the power generation remote regulation instruction, the power plant computer monitoring subsystem makes a power generation control instruction according to the current state of the generator set and sends the power generation control instruction to the electric power system real-time simulation subsystem so that the electric power system real-time simulation subsystem enters the next control period.
Specifically, the real-time simulation subsystem of the power system performs simulation calculation on the whole power system in a preset control period to obtain a system simulation result. The control period refers to an execution control period of an Automatic power generation control system (AGC for short), and may be set manually, for example, 1 to 8 seconds or 4 to 16 seconds. The system simulation result mainly refers to the running state of the power system, including system frequency, critical station voltage, power plant output and the like.
And the real-time simulation subsystem of the power system transmits the simulation result of the system to the dispatching automation subsystem through the simulation interface card. The simulation interface card can select the GTNET board card. And the dispatching automation subsystem performs data completion on the system simulation result to obtain system operation parameters of the whole power system, and makes a power generation remote regulation instruction according to a control target of the power system and sends the instruction to the power plant computer monitoring subsystem through a wireless network.
After receiving the power generation remote regulation instruction, the power generation control instruction of each power generator set of the power plant is made by the power plant computer monitoring subsystem according to the current state of the power generator set and is sent to the power system real-time simulation subsystem so as to change the input condition of the power system real-time simulation subsystem and enter the next control period. The current state of the generator set is sent to the power plant computer monitoring subsystem after the power system real-time simulation subsystem completes simulation calculation.
As an improvement of the above scheme, the power system real-time simulation subsystem performs simulation calculation on the entire power system within a preset control period to obtain a system simulation result, and specifically includes:
in a preset control period, a generator set simulation module of the real-time simulation subsystem of the power system carries out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant and uploads the power plant simulation result to a power system simulation device;
and the power system simulation device carries out simulation calculation on the whole power system according to the power plant simulation result to obtain a system simulation result.
Specifically, the power system real-time simulation subsystem comprises a generator set simulation module and a power system simulation device. In a preset control period, a generator set simulation module of the real-time simulation subsystem of the power system carries out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant, and the power plant simulation result is uploaded to a power system simulation device. The simulation result of the power plant mainly refers to the operation state of the power plant, including the active power output and the reactive power output of each generator set, and the active power output and the reactive power output of the whole power plant. When the generator set simulation module receives a new generation control instruction, the generated output is adjusted, so that the running state of the generator set is changed, the running state of the whole power system is also changed, the control cycle is ended, and the next control cycle is started.
And the power system simulation device carries out simulation calculation on the whole power system according to the simulation result of the power plant to obtain a system simulation result. The system simulation result mainly refers to the running state of the power system, including system frequency, critical station voltage, power plant output and the like, wherein the power system simulation device sends parameters such as generator terminal voltage of the generator set to the generator set simulation module and sends the system simulation result to the simulation interface card.
As an improvement of the above scheme, the power system real-time simulation subsystem transmits the system simulation result to the scheduling automation subsystem through a simulation interface card, specifically including:
the power system simulation device in the power system real-time simulation subsystem transmits the system simulation result to the simulation interface card;
and the simulation interface card receives the system simulation result and then transmits the system simulation result to the front-end module of the dispatching automation subsystem.
Specifically, the power system simulation device in the power system real-time simulation subsystem transmits the system simulation result to the simulation interface card. And after receiving the system simulation result, the simulation interface card transmits the system simulation result to the front-end module of the dispatching automation subsystem. The step is mainly to complete data interaction between the real-time simulation subsystem and the dispatching automation subsystem of the power system through the simulation interface card.
As an improvement of the above scheme, the scheduling automation subsystem performs data completion on the system simulation result, and according to a control target of the power system, makes a power generation remote regulation instruction, and sends the power generation remote regulation instruction to the power plant computer monitoring subsystem, specifically including:
the front module of the dispatching automation subsystem uploads the system simulation result to the SCADA module after receiving the system simulation result;
the SCADA module is used for supplementing data to the system simulation result to obtain system operation parameters of the whole power system and uploading the system operation parameters to the power generation control main station;
after receiving the system operation parameters, the power generation control master station makes a power generation remote regulation instruction according to a power system control target and sends the power generation remote regulation instruction to the SCADA module;
and the SCADA module transmits the power generation remote regulation instruction to the preposed module and sends the power generation remote regulation instruction to the power plant computer monitoring subsystem through the preposed module.
Specifically, after the front module of the dispatching automation subsystem receives the system simulation result, the system simulation result is uploaded to the SCADA module. And the SCADA module is used for supplementing data to the system simulation result to obtain system operation parameters of the whole power system and uploading the system operation parameters to the power generation control main station. The system operation parameters mainly correspond to the operation state of the power system operated by the actual power grid. It should be noted that data completion is a function of SCADA, and it can be completed according to the circuit connection relationship and the simulation result.
And after receiving the system operation parameters, the power generation control master station makes power generation remote adjustment instructions corresponding to different power plants according to the power system control target and the current power system operation state, and issues all the power generation remote adjustment instructions to the SCADA module.
The SCADA module transmits the power generation remote regulation instruction to the front-end module, and the power generation remote regulation instruction is sent to the power plant computer monitoring subsystem through the front-end module in a wireless communication mode.
In summary, the simulation closed-loop test system and the simulation closed-loop test method for the power plant computer monitoring system provided by the embodiment of the invention are established by connecting the power plant computer monitoring system with the real-time simulation subsystem and the scheduling automation subsystem of the power system, so that the closed-loop test of the power plant computer monitoring system is completed through the simulation closed-loop test system, the detailed test of the functions and the performance of the power plant computer monitoring system is realized, the operation is simple, the repeatability is strong, the safety is high, the actual power grid safety is not influenced, and the problem of the real-time simulation closed-loop test of the power plant computer monitoring system is solved.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (8)
1. A simulation closed loop test system of a power plant computer monitoring system is characterized by comprising a power system real-time simulation subsystem, a simulation interface card, a scheduling automation subsystem and a power plant computer monitoring subsystem; wherein the content of the first and second substances,
the power system real-time simulation subsystem is connected between the power plant computer monitoring subsystem and the simulation interface card and is used for carrying out simulation calculation on the power system according to the power generation control instruction to obtain a system simulation result of the power system;
the simulation interface card is connected between the real-time simulation subsystem of the power system and the dispatching automation subsystem and is used for transmitting the system simulation result to the dispatching automation subsystem;
the input end of the dispatching automation subsystem is connected with the simulation interface card, and is connected with the power plant computer monitoring subsystem through wireless communication, and the dispatching automation subsystem is used for making a power generation remote regulation instruction according to a control target of the power system and the system simulation result;
and the power plant computer monitoring subsystem is used for making a power generation control instruction according to the power generation remote regulation instruction.
2. The power plant computer monitoring system simulation closed loop test system of claim 1, wherein the power system real time simulation subsystem comprises a generator set simulation module and a power system simulation device; wherein the content of the first and second substances,
the first input/output end of the generator set simulation module is connected with the input/output end of the power plant computer monitoring subsystem, and the second input/output end of the generator set simulation module is connected with the input/output end of the power system simulation device and used for carrying out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant and uploading the power plant simulation result to the power system simulation device;
and the output end of the power system simulation device is connected with the input end of the simulation interface card and is used for carrying out simulation calculation on the power system to obtain the system simulation result.
3. The simulated closed loop test system of a power plant computer monitoring system of claim 2 wherein said scheduling automation subsystem comprises a front-end module, a SCADA module and a power generation control master station, wherein,
the input end of the front-end module is connected with the output end of the simulation interface card, the input/output end of the front-end module is connected with the first input/output end of the SCADA module, and the front-end module is connected with the computer monitoring subsystem of the power plant through wireless communication and used for uploading the system simulation result to the SCADA module and sending the power generation remote regulation instruction to the computer monitoring subsystem of the power plant;
the second input/output end of the SCADA module is connected with the input/output end of the power generation control main station, and is used for performing data completion according to the system simulation result, uploading the data to the power generation control main station, and receiving the power generation remote regulation instruction issued by the power generation control main station;
and the power generation control master station is used for making the power generation remote regulation instruction according to a control target of the power system and the system simulation result and sending the power generation remote regulation instruction to the SCADA module.
4. The simulated closed-loop test system of a power plant computer monitoring system of claim 3, wherein said power plant computer monitoring subsystem comprises a power generation control execution sub-station; the power generation control execution substation is connected with the front-end module through wireless communication, and the input/output end of the power generation control execution substation is connected with the first input/output end of the generator set simulation module and used for receiving the power generation remote regulation instruction sent by the front-end module and sending the power generation control instruction to the generator set simulation module.
5. A simulation closed loop test method of a power plant computer monitoring system is characterized by comprising the following steps:
the power system real-time simulation subsystem carries out simulation calculation on the whole power system in a preset control period to obtain a system simulation result;
the electric power system real-time simulation subsystem transmits the system simulation result to the dispatching automation subsystem through a simulation interface card;
the dispatching automation subsystem carries out data completion on the system simulation result, and according to the control target of the power system, a power generation remote regulation instruction is made and sent to the power plant computer monitoring subsystem;
and after receiving the power generation remote regulation instruction, the power plant computer monitoring subsystem makes a power generation control instruction according to the current state of the generator set and sends the power generation control instruction to the electric power system real-time simulation subsystem so as to enable the electric power system real-time simulation subsystem to enter the next control period.
6. The method for closed-loop simulation test of a computer monitoring system of a power plant according to claim 5, wherein the real-time simulation subsystem of the power system performs simulation calculation on the whole power system in a preset control period to obtain a system simulation result, and specifically comprises:
in a preset control period, a generator set simulation module of the real-time simulation subsystem of the power system carries out simulation calculation on a generator set to obtain a power plant simulation result of a corresponding power plant and uploads the power plant simulation result to a power system simulation device;
and the power system simulation device carries out simulation calculation on the whole power system according to the power plant simulation result to obtain a system simulation result.
7. The simulation closed-loop test method for the computer monitoring system of the power plant according to claim 6, wherein the real-time simulation subsystem of the power system transmits the system simulation result to the dispatching automation subsystem through a simulation interface card, and the method specifically comprises:
the power system simulation device in the power system real-time simulation subsystem transmits the system simulation result to the simulation interface card;
and the simulation interface card receives the system simulation result and then transmits the system simulation result to the front-end module of the dispatching automation subsystem.
8. The method for closed-loop simulation testing of a computer monitoring system of a power plant according to claim 7, wherein the scheduling automation subsystem performs data completion on the system simulation result, and according to a control target of the power system, generates a power generation remote-adjustment instruction and sends the power generation remote-adjustment instruction to the computer monitoring subsystem of the power plant, specifically comprising:
the front module of the dispatching automation subsystem uploads the system simulation result to the SCADA module after receiving the system simulation result;
the SCADA module is used for supplementing data to the system simulation result to obtain system operation parameters of the whole power system and uploading the system operation parameters to the power generation control main station;
after receiving the system operation parameters, the power generation control master station makes a power generation remote regulation instruction according to a power system control target and sends the power generation remote regulation instruction to the SCADA module;
and the SCADA module transmits the power generation remote regulation instruction to the preposed module and sends the power generation remote regulation instruction to the power plant computer monitoring subsystem through the preposed module.
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