CN218647123U - Device for short circuit test of high-voltage power supply system - Google Patents
Device for short circuit test of high-voltage power supply system Download PDFInfo
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- CN218647123U CN218647123U CN202222301102.XU CN202222301102U CN218647123U CN 218647123 U CN218647123 U CN 218647123U CN 202222301102 U CN202222301102 U CN 202222301102U CN 218647123 U CN218647123 U CN 218647123U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Abstract
The application belongs to the technical field of high-voltage power supply testing equipment, and particularly relates to a device for a short-circuit test of a high-voltage power supply system; the device, comprising: the high-voltage terminal, the low-voltage terminal, the first wiring terminal, the second wiring terminal, the grounding terminal and the resistor are arranged on the circuit board; the high-voltage terminal is connected with the positive electrode output of the high-voltage power supply system and the first metal wire; the low-voltage terminal is connected with the negative output of the high-voltage power supply system and the second metal wire; the shortest space distance between the first metal wire and the second metal wire determines the voltage level of the high voltage during the short-circuit test; the low-voltage terminal is connected to the first wiring terminal when the load resistance does not need to be simulated in the short-circuit process, and is connected to the second wiring terminal when the load resistance needs to be simulated in the short-circuit process; first binding post passes through the wire with the ground terminal and is connected, and first binding post is second binding post connecting resistance's both ends respectively, and the electric parameters such as electric current rising rate, short-circuit protection time in the test short circuit process in usable high voltage power system short circuit test.
Description
Technical Field
The application belongs to the technical field of high-voltage power supply testing equipment, and particularly relates to a device for a short-circuit test of a high-voltage power supply system.
Background
Auxiliary heating is a necessary means for plasma heating in a tokamak device, and is indispensable in future nuclear fusion experimental reactors, engineering reactors and demonstration reactors. Various auxiliary heating modes require a high-voltage power supply to supply power for key components of the auxiliary heating mode. Short circuit testing is one of the most important links in high voltage power supply testing. A Neutral Beam Injection (NBI) high voltage power supply cannot be used for a short circuit test like a low voltage short circuit test using an insulating rod with a short circuit device held by hand because of the high voltage and the need to maintain a certain safety distance during the test.
At present, the NBI high-voltage power supply short-circuit experiment is realized by adopting positive and negative air breakdown, and the short-circuit experiment with different voltage grades cannot be flexibly realized. It is therefore essential to make a device that can be used for high voltage power supply short circuit tests.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a device for a short-circuit test of a high-voltage power supply system, and the problem that the short-circuit test of different voltage levels cannot be flexibly realized at present is solved.
The technical scheme for realizing the purpose of the application is as follows:
the embodiment of the application provides a device for high voltage power supply system short circuit test, the device includes: the high-voltage terminal, the low-voltage terminal, the first wiring terminal, the second wiring terminal, the grounding terminal and the resistor are connected in series;
the high-voltage terminal is connected with the positive electrode output of the high-voltage power supply system and the first metal wire;
the low-voltage terminal is connected with the negative output of the high-voltage power supply system and the second metal wire; the shortest space distance between the first metal wire and the second metal wire determines the voltage level of high voltage in a short-circuit test;
the low-voltage terminal is connected to the first wiring terminal when the load resistance does not need to be simulated in the short-circuit process, and is connected to the second wiring terminal when the load resistance needs to be simulated in the short-circuit process;
the first wiring terminal is connected with the grounding terminal through a wire, the first wiring terminal is connected with one end of the resistor, and the second wiring terminal is connected with the other end of the resistor.
Optionally, the apparatus further includes: an epoxy board;
the epoxy plate plays a role in electrical insulation, isolation and support, and the high-voltage terminal and the low-voltage terminal are fixed on the epoxy plate.
Optionally, the apparatus further includes: a base plate;
the first wiring terminal, the second wiring terminal and the grounding terminal are fixed on the bottom plate, and the resistor is fixed on the bottom plate by adopting an insulating object.
Optionally, the apparatus further includes: an insulating support;
the epoxy plate is fixed at one end of the insulating support column through a fixing bolt; the other end of the insulating support is fixed on the bottom plate; the insulating support column is used for playing an insulating supporting role.
Optionally, the ground terminal is used for connecting the ground, so that the end is connected with the ground.
The beneficial technical effect of this application lies in:
the embodiment of the application provides a device for high voltage power supply system short circuit test, high voltage power supply positive pole is connected to the high voltage terminal, the power negative pole is connected to the low voltage terminal, low voltage terminal and earth lug connection or be connected with the earth through resistance, high voltage terminal and low voltage terminal use the wire to connect respectively, realize the short circuit test under the different voltage levels according to the distance between the wire, the electrical parameters such as electric current rising rate, short-circuit protection time that can utilize in test short-circuit process among the high voltage power supply system short circuit test.
Drawings
Fig. 1 is a schematic structural diagram of an apparatus for a short-circuit test of a high-voltage power supply system according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of another apparatus for short-circuit test of a high-voltage power supply system according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of another apparatus for a short-circuit test of a high-voltage power supply system according to an embodiment of the present application.
In the figure:
1-a high voltage terminal; 2-a low voltage terminal; 3-a first connecting terminal; 4-a second connection terminal; 5-a ground terminal; 6-resistance; 7-epoxy board; 8-a bottom plate; 9-insulating pillars; 10-fixing the bolt.
Detailed Description
In order to make the technical solutions in the embodiments of the present application more comprehensible to those skilled in the art, the following description will be made in detail and completely with reference to the accompanying drawings in the embodiments of the present application. It should be apparent that the embodiments described below are only some of the embodiments of the present application, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments described herein without inventive step, are within the scope of the present application.
Referring to fig. 1-3, the schematic diagrams are schematic structural diagrams of an apparatus for a short circuit test of a high-voltage power supply system according to an embodiment of the present application.
The device for short circuit test of high voltage power supply system that this application embodiment provided includes: the high-voltage terminal comprises a high-voltage terminal 1, a low-voltage terminal 2, a first wiring terminal 3, a second wiring terminal 4, a grounding terminal 5 and a resistor 6;
the high-voltage terminal 1 is connected with the positive output of a high-voltage power supply system and a first metal wire;
the low-voltage terminal 2 is connected with the negative output of the high-voltage power supply system and the second metal wire; the shortest space distance between the first metal wire and the second metal wire determines the voltage level of the high voltage during the short-circuit test;
the low-voltage terminal 2 is connected to the first wiring terminal 3 when the load resistance does not need to be simulated in the short-circuit process, and the low-voltage terminal 2 is connected to the second wiring terminal 4 when the load resistance needs to be simulated in the short-circuit process;
the first wiring terminal 3 is connected with the grounding terminal 5 through a wire, the first wiring terminal 3 is connected with one end of the resistor 6, and the second wiring terminal 4 is connected with the other end of the resistor 6.
It will be appreciated that when the voltage level exceeds the minimum spatial insulation level between the first and second wires, the air will break down, causing a short circuit between the power systems, thereby measuring the waveform during the short circuit of the power systems and obtaining the short circuit current rise time and the short circuit protection time.
It should be noted that, in a certain short circuit test, a certain resistance is added to simulate a short circuit test of a load resistance value or a cable equivalent resistance value. For this purpose, the first connection terminal 3 and the second connection terminal 4 are connected to the two ends of the resistor 6, respectively, to facilitate connection during the test.
In some possible implementation manners of the application embodiment, the apparatus further includes: an epoxy board 7;
the epoxy plate 7 plays a role of electrical insulation, isolation and support and is used for fixing the connection of the high-voltage terminal 1 and the low-voltage terminal 2, and the high-voltage terminal 1 and the low-voltage terminal 2 are fixed on the epoxy plate 7.
In some possible implementation manners of the application embodiment, the apparatus further includes: a bottom plate 8;
the first connection terminal 3, the second connection terminal 4 and the ground terminal 5 are fixed on the bottom plate 8, and the resistor 6 is fixed on the bottom plate 8 by using an insulating material.
In some possible implementation manners of the application embodiment, the apparatus further includes: an insulating support 9;
the insulating support 9 is used for playing an insulating supporting role, and the epoxy plate 7 is fixed at one end of the insulating support 9 through a fixing bolt 10; the other end of the insulating support 9 is fixed to the base plate 8.
In some possible implementations of the embodiments of the application, the ground terminal 5 is used for connecting the ground, and the end is connected to the ground.
The present application has been described in detail with reference to the drawings and examples, but the present application is not limited to the above examples, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present application. The prior art can be used for all the matters not described in detail in this application.
Claims (5)
1. An apparatus for short circuit testing of a high voltage power supply system, the apparatus comprising: the high-voltage terminal, the low-voltage terminal, the first wiring terminal, the second wiring terminal, the grounding terminal and the resistor are arranged on the circuit board;
the high-voltage terminal is connected with the positive electrode output of the high-voltage power supply system and the first metal wire;
the low-voltage terminal is connected with the negative output of the high-voltage power supply system and the second metal wire; the shortest space distance between the first metal wire and the second metal wire determines the voltage level of high voltage in a short-circuit test;
the low-voltage terminal is connected to the first wiring terminal when the load resistance does not need to be simulated in the short-circuit process, and is connected to the second wiring terminal when the load resistance needs to be simulated in the short-circuit process;
the first wiring terminal is connected with the grounding terminal through a wire, the first wiring terminal is connected with one end of the resistor, and the second wiring terminal is connected with the other end of the resistor.
2. The apparatus for short circuit testing of a high voltage power supply system according to claim 1, further comprising: an epoxy board;
the epoxy plate plays a role in electrical insulation, isolation and support, and the high-voltage terminal and the low-voltage terminal are fixed on the epoxy plate.
3. The apparatus for short circuit testing of a high voltage power supply system according to claim 2, further comprising: a base plate;
the first wiring terminal, the second wiring terminal and the grounding terminal are fixed on the bottom plate, and the resistor is fixed on the bottom plate by adopting an insulating object.
4. The apparatus for short circuit test of high voltage power supply system according to claim 3, further comprising: an insulating support;
the epoxy plate is fixed at one end of the insulating support column through a fixing bolt; the other end of the insulating support is fixed on the bottom plate; the insulating support column is used for playing an insulating supporting role.
5. The apparatus for short circuit test of high voltage power supply system according to claim 1, wherein said ground terminal is used for connecting to ground, connecting the terminal to ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222301102.XU CN218647123U (en) | 2022-08-31 | 2022-08-31 | Device for short circuit test of high-voltage power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222301102.XU CN218647123U (en) | 2022-08-31 | 2022-08-31 | Device for short circuit test of high-voltage power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218647123U true CN218647123U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222301102.XU Active CN218647123U (en) | 2022-08-31 | 2022-08-31 | Device for short circuit test of high-voltage power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218647123U (en) |
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2022
- 2022-08-31 CN CN202222301102.XU patent/CN218647123U/en active Active
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