CN212159954U - High-voltage SVG simulation cabinet and simulation system thereof - Google Patents
High-voltage SVG simulation cabinet and simulation system thereof Download PDFInfo
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- CN212159954U CN212159954U CN202020120712.8U CN202020120712U CN212159954U CN 212159954 U CN212159954 U CN 212159954U CN 202020120712 U CN202020120712 U CN 202020120712U CN 212159954 U CN212159954 U CN 212159954U
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Abstract
The utility model discloses a high-pressure SVG emulation cabinet and simulation system thereof, high-pressure SVG emulation cabinet include the cabinet body and with the cabinet door of cabinet body installation, still include: the driving board is installed in the cabinet body and used for simulating an electric main loop of a power grid connected with the SVG power unit; the main controller is installed in the cabinet body and connected with the driving plate through a signal adapter plate and used for controlling the driving plate to work; the signal adapter plate is arranged in the cabinet body, connected with the driving plate and the main controller and used for adapting signals; the display controller is arranged on the cabinet door and used for displaying data and receiving commands input by a user; the PLC is installed in the cabinet body and connected with the main controller and used for controlling the main controller according to commands input by a user; the power module is arranged in the cabinet body and used for supplying power.
Description
Technical Field
The utility model relates to an electron power technology field especially relates to a high pressure SVG emulation cabinet and simulation system thereof.
Background
SVG has become the development direction of modern reactive power compensation as a novel reactive power compensation device, plays important effect in electric power system stability and economic operation. The SVG of the cascade structure has many advantages, such as no need of multiple transformers, thus small volume and low cost; easy to realize modularization, faster response speed, small harmonic wave of output voltage waveform, capability of carrying out split-phase control and the like. However, the existing SVG controller software performance test method has the technical problems of limited test capability, difficult simulation of working conditions and incomplete test function.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-pressure SVG emulation cabinet and simulation system thereof aims at solving the technical problem that the test capability that current SVG controller software performance test method exists is limited, the difficult simulation of operating mode, test function is incomplete, the cost drops into greatly.
The utility model provides a high-pressure SVG emulation cabinet, including the cabinet body and with the cabinet door of cabinet body installation, high-pressure SVG emulation cabinet includes: the driving board is installed in the cabinet body and used for simulating an electric main loop of an SVG power unit connected to a power grid; the main controller is installed in the cabinet body, and is connected with the driving plate through a signal adapter plate and used for controlling the driving plate to work; the signal adapter plate is arranged in the cabinet body, connected with the driving plate and the main controller and used for transferring signals between the driving plate and the RTLAB cabinet and transferring signals between the main controller and the RTLAB cabinet; the display controller is arranged on the cabinet door and used for displaying data and receiving commands input by a user; the PLC is installed in the cabinet body and connected with the main controller and used for controlling the main controller according to commands input by the user; the power module is installed in the cabinet body, and the power module is connected with the drive board, the main controller, the display controller and the PLC and used for supplying power to the drive board, the main controller, the display controller and the PLC.
Further, main control unit includes mother board, electric quantity sampling board, control panel, optic fibre board and power strip, electric quantity sampling board the control panel the optic fibre board and the power strip inserts in proper order extremely on the mother board, the control panel passes through the optic fibre board with drive plate communication connection.
Further, the signal adapter board comprises a first signal adapter board and at least one second signal adapter board, and the first signal adapter board is used for adapting voltage and current signals of the power grid, which are sent by the RTLAB cabinet, to the electric quantity sampling board; the second signal adapter plate is used for switching SVG bus voltage signals sent by the RTLAB cabinet to the driving board and switching PWM signals sent by the driving board to the RTLAB cabinet.
Further, the signal adapter plate is connected with the RTLAB cabinet, the electric quantity sampling plate and the driving plate through wiring terminals.
Further, the wiring terminal of the signal adapter plate connected with the RTLAB cabinet is a DB37 terminal.
Further, the cabinet is internally provided with a plurality of rows of mounting frames, and the driving plate is mounted on the mounting frames.
Further, the bottom of the cabinet body is provided with a wiring bar for realizing wiring in the cabinet body.
Further, the PLC is in communication connection with the display controller and the main controller through RS 232.
Further, the display controller is a touch screen.
The utility model also provides a simulation system of the high-voltage SVG simulation cabinet, which comprises an RTLAB cabinet used for simulating the voltage and the current of a power grid; the high-voltage SVG simulation cabinet is connected with the RTLAB cabinet and used for simulating an SVG power unit according to the voltage and the current so as to realize the test of accessing the SVG power unit to the power grid; wherein, high-pressure SVG emulation cabinet is above-mentioned high-pressure SVG emulation cabinet, RTLAB cabinet with high-pressure SVG emulation cabinet passes through signal keysets switching signal.
Compared with the prior art, the beneficial effects of the utility model are that: the voltage and current signals of the power grid simulated by the RTLAB cabinet are transferred to the main controller through the signal transfer board, the main controller controls the drive board to simulate the SVG power unit to access the power grid, and the PWM signals sent by the drive board are transferred to the RTLAB cabinet through the signal transfer board, so that the SVG is connected to the power grid under the condition that the working condition is simulated, the test efficiency is improved, and the test cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 shows a schematic diagram of a high-voltage SVG simulation cabinet according to an embodiment of the present invention;
fig. 2 shows another schematic diagram of the high-voltage SVG simulation cabinet according to the embodiment of the present invention;
fig. 3 shows the appearance schematic diagram of the high-voltage SVG simulation cabinet of the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
Referring to fig. 1 to 3, an embodiment of a high-voltage SVG simulation cabinet 100 provided by the present invention is shown. The high-voltage SVG simulation cabinet 100 comprises a cabinet body 1 and a cabinet door 2 installed on the cabinet body 1. The high-voltage SVG simulation cabinet 100 includes: the driving board 30 is installed in the cabinet body 1, and is used for simulating an electric main loop of an SVG power unit connected to a power grid; the main controller 10 is installed in the cabinet body 1, and the main controller 10 is connected with the driving board 30 through a signal adapter board 20 and used for controlling the driving board 30 to work; the signal adapter plate 20 is installed in the cabinet body 1, and the signal adapter plate 20 is connected with the driving plate 30 and the main controller 10 and is used for adapting signals between the driving plate 30 and the RTLAB cabinet and signals between the main controller 10 and the RTLAB cabinet; a display controller 40, wherein the display controller 40 is installed on the cabinet door 2 and is used for displaying data and receiving commands input by a user; the PLC50, the PLC50 is installed in the cabinet 1, and the PLC50 is connected with the main controller 10 and is used for controlling the main controller 10 according to the commands input by the user; power module 60, power module 60 installs in the cabinet body 1, power module 60 with drive plate 30 main control unit 10 display controller 40 and PLC50 connects, is used for right the drive plate 30 main control unit 10 display controller 40 and PLC50 supplies power. Specifically, the main controller 10 is installed at the top of the cabinet body 1, the driving board 30 and the signal adapter board 20 are installed at the middle of the cabinet body 1, and the power module 60 and the PLC50 are installed at the bottom of the cabinet body 1. The power module 60 may convert an external power into a power that can be input by the driver board 30, the main controller 10, the display controller 40, and the PLC50, for example, convert 220V into 24V to supply power to the driver board 30, the main controller 10, the display controller 40, and the PLC 50. Through implementing this embodiment, RTLAB cabinet is through the voltage of simulation on-the-spot electric wire netting, the electric quantity sampling board that current waveform got into main control unit 10 through signal keysets 20 gives the control panel again, control panel rethread optic fibre board gives control signal to drive plate 30, drive plate 30 rethread keysets sends the PWM ripples and gives RTLAB cabinet, RTLAB cabinet also can give the busbar voltage of a simulation SVG power unit through signal keysets 20 and give drive plate 30 simultaneously, thereby realize that whole SVG inserts the operating mode simulation of electric wire netting system, thereby the emulation to whole control algorithm verifies.
In an embodiment, the main controller 10 includes a motherboard, an electric quantity sampling board, a control board, an optical fiber board, and a power board, the electric quantity sampling board, the control board, the optical fiber board, and the power board are sequentially inserted onto the motherboard, and the control board is communicatively connected to the driving board 30 through the optical fiber board. Specifically, the electric quantity sampling plate, the control plate, the optical fiber plate and the power supply plate are sequentially inserted into the motherboard from left to right.
In specific implementation, the signal adapting board 20 includes a first signal adapting board 20 and at least a second signal adapting board 20, and the first signal adapting board 20 is configured to adapt the voltage and current signals of the power grid sent by the RTLAB cabinet to the power quantity sampling board; the second signal adapter board 20 is used for adapting an SVG bus voltage signal sent by the RTLAB cabinet to the driving board 30 and adapting a PWM signal sent by the driving board 30 to the RTLAB cabinet. In this embodiment, the second signal plate is a plurality of second signal plates.
In a specific implementation, the signal adapter board 20 is connected to the RTLAB cabinet, the power sampling board and the driving board 30 through connection terminals. The signal adapter plate 20, the electric quantity sampling plate and the connecting terminal connected with the driving plate 30 are common connecting terminals, and the connecting terminal connected with the RTLAB cabinet through the signal adapter plate 20 is a DB37 terminal.
In one embodiment, a plurality of rows of mounting brackets 31 are provided in the cabinet 1, and the driving plate 30 is mounted on the mounting brackets 31. Specifically, 4 rows of mounting frames 31 are arranged in the cabinet body 1, each row of mounting frames 31 can be inserted into 6 driving boards 30, 24 driving boards 30 are mounted in total, and the number of the driving boards 30 is determined according to the number of SVG power units to be simulated actually.
In an embodiment, the bottom of the cabinet 1 is provided with a wiring row 70 for realizing wiring in the cabinet 1. For example, the display controller 40 is connected to the PLC50 through the terminal block 70. The wiring row 70 is arranged to facilitate wiring inside the cabinet body 1, and the wiring is more standard and neat.
In one embodiment, the PLC50 is communicatively coupled to the display controller 40 and the master controller 10 via RS 232. It will of course be appreciated that other common serial connections are possible.
In one embodiment, the display controller 40 is a touch screen. The touch screen is arranged on the cabinet door 2, and a user can directly operate the touch screen outside the cabinet body 1. Since the touch screen is connected to the main controller 10 through the PLC50, a user can input a command by operating the touch screen to control and set the main controller 10.
The embodiment of the utility model provides a through signal keysets 20 with the voltage and the current signal switching of the electric wire netting of RTLAB cabinet simulation to main control unit 10, main control unit 10 control drive plate 30 simulation SVG power unit inserts the electric wire netting, and the PWM signal that rethread signal keysets 20 sent drive plate 30 connects to the RTLAB cabinet to realize that SVG inserts the operating mode simulation of electric wire netting, improved efficiency of software testing.
The embodiment of the utility model provides a still demonstrate a high-pressure SVG emulation cabinet 100's simulation system, simulation system includes: the RTLAB cabinet is used for simulating the voltage and the current of a power grid; the high-voltage SVG simulation cabinet 100 is connected with the RTLAB cabinet and used for simulating an SVG power unit according to the voltage and the current so as to realize the test of accessing the SVG power unit to the power grid; wherein, high-pressure SVG emulation cabinet 100 be above-mentioned embodiment high-pressure SVG emulation cabinet 100, RTLAB cabinet with high-pressure SVG emulation cabinet 100 passes through signal keysets 20 switching signal.
The embodiment of the utility model provides a give main control unit 10 and drive plate 30 through RTLAB simulation actual electric wire netting operating mode through signal keysets 20, the SVG power unit of an reality of every drive plate 30 simulation, main control unit 10 carries out the analysis according to analog signal such as voltage electric current that signal keysets 20 received, thereby give control command to drive plate 30 through the fiber board, drive plate 30 sends the PWM waveform and gives RTLAB through signal keysets 20, RTLAB carries out the technical performance index of emulation verification whole SVG system to this closed loop system through simulation model. The simulation system effectively solves the technical problems of limited testing capability, difficult simulation of working conditions and incomplete testing function of the existing SVG controller software performance testing method, realizes the comprehensive testing of the control performance of the cascaded SVG, improves the testing efficiency and reduces the testing cost.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a high-pressure SVG emulation cabinet, including the cabinet body and with the cabinet door of cabinet body installation, its characterized in that includes:
the driving board is installed in the cabinet body and used for simulating an electric main loop of an SVG power unit connected to a power grid;
the main controller is installed in the cabinet body, and is connected with the driving plate through a signal adapter plate and used for controlling the driving plate to work;
the signal adapter plate is arranged in the cabinet body, connected with the driving plate and the main controller and used for transferring signals between the driving plate and the RTLAB cabinet and transferring signals between the main controller and the RTLAB cabinet;
the display controller is arranged on the cabinet door and used for displaying data and receiving commands input by a user;
the PLC is installed in the cabinet body and connected with the main controller and used for controlling the main controller according to commands input by the user;
the power module is installed in the cabinet body, and the power module is connected with the drive board, the main controller, the display controller and the PLC and used for supplying power to the drive board, the main controller, the display controller and the PLC.
2. The high-voltage SVG simulation cabinet according to claim 1, wherein said main controller comprises a motherboard, an electric quantity sampling board, a control board, an optical fiber board and a power board, said electric quantity sampling board, said control board, said optical fiber board and said power board are sequentially inserted onto said motherboard, said control board is in communication connection with said drive board through said optical fiber board.
3. The high-voltage SVG simulation cabinet according to claim 2, wherein said signal adapter board comprises a first signal adapter board and at least a second signal adapter board, said first signal adapter board is used for adapting voltage and current signals of said power grid sent by said RTLAB cabinet to said power sampling board; the second signal adapter plate is used for switching SVG bus voltage signals sent by the RTLAB cabinet to the driving board and switching PWM signals sent by the driving board to the RTLAB cabinet.
4. The high-voltage SVG simulation cabinet according to claim 3, wherein said signal patch board is connected to said RTLAB cabinet, said power sampling board and said driver board through connection terminals.
5. The high-voltage SVG simulation cabinet according to claim 4, characterized in that said connection terminal of said signal patch board to said RTLAB cabinet is a DB37 terminal.
6. The high-voltage SVG simulation cabinet according to claim 1, wherein a plurality of rows of mounting brackets are provided in said cabinet body, said drive board being mounted on said mounting brackets.
7. The high-voltage SVG simulation cabinet according to claim 1, wherein said cabinet body bottom is provided with a wiring bank for implementing wiring inside said cabinet body.
8. The high-voltage SVG simulation cabinet according to claim 1, wherein said PLC is communicatively connected with said display controller and said main controller through RS 232.
9. The high-voltage SVG simulation cabinet according to any one of claims 1 to 8, wherein the display controller is a touch screen.
10. The utility model provides a simulation system of high pressure SVG emulation cabinet which characterized in that includes:
the RTLAB cabinet is used for simulating the voltage and the current of a power grid;
the high-voltage SVG simulation cabinet is connected with the RTLAB cabinet and used for simulating an SVG power unit according to the voltage and the current so as to realize the test of accessing the SVG power unit to the power grid;
wherein, the high-voltage SVG simulation cabinet is the high-voltage SVG simulation cabinet of any one of claims 1-9, and the RTLAB cabinet and the high-voltage SVG simulation cabinet are switched over signals through the signal adapter plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020120712.8U CN212159954U (en) | 2020-01-19 | 2020-01-19 | High-voltage SVG simulation cabinet and simulation system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020120712.8U CN212159954U (en) | 2020-01-19 | 2020-01-19 | High-voltage SVG simulation cabinet and simulation system thereof |
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| Publication Number | Publication Date |
|---|---|
| CN212159954U true CN212159954U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020120712.8U Active CN212159954U (en) | 2020-01-19 | 2020-01-19 | High-voltage SVG simulation cabinet and simulation system thereof |
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| CN (1) | CN212159954U (en) |
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- 2020-01-19 CN CN202020120712.8U patent/CN212159954U/en active Active
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