CN218445740U - Voltage-stabilized power supply characteristic testing device - Google Patents
Voltage-stabilized power supply characteristic testing device Download PDFInfo
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- CN218445740U CN218445740U CN202222058631.1U CN202222058631U CN218445740U CN 218445740 U CN218445740 U CN 218445740U CN 202222058631 U CN202222058631 U CN 202222058631U CN 218445740 U CN218445740 U CN 218445740U
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- direct current
- voltmeter
- power supply
- voltage regulator
- phase voltage
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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Abstract
The utility model provides a constant voltage power supply characteristic test device, including the casing, be equipped with the slide rheostat on its characterized in that casing to and locate AC voltmeter, DC voltmeter, direct current ampere meter, ripple coefficient tester and single-phase voltage regulator on the casing in proper order, wherein: the slide rheostat is connected with the ripple coefficient tester while being connected with the direct current input terminal through the direct current voltmeter and the direct current ammeter, the output end of the single-phase voltage regulator is connected with the alternating current output terminal through the alternating current voltmeter, the input end of the single-phase voltage regulator is connected with the socket, the direct current input terminal is connected with the direct current output end of the stabilized voltage supply, and the alternating current output terminal is connected with the alternating current input end of the stabilized voltage supply. Through the numerical value of adjustment slide rheostat and single-phase voltage regulator, can wait to examine the constant voltage power supply and carry out characteristic test to show the test result on alternating-current voltmeter, direct-current ampere meter, ripple coefficient tester, a tractor serves several purposes, convenient operation, it is efficient.
Description
Technical Field
The utility model relates to a testing arrangement, especially a constant voltage power supply characteristic test device belong to test equipment manufacturing and designing technical field.
Background
The excitation system is one of the main devices of the water turbine generator set, and the safe operation of a power plant is directly influenced by the operating state of the excitation system. The working power supply and the signal input and output power supply of the excitation regulator are provided by the stabilized voltage supply module, and the quality of the voltage and the current output by the stabilized voltage supply module directly influences whether the excitation system can normally and stably operate. Equipment misoperation and fault shutdown accidents caused by the fault of the voltage-stabilized power supply module occur for many times in the industry, and economic losses of different degrees are caused. There is no complete equipment currently on the market to do this test, and the field test is to take the required equipment off site for testing. The problems of complex wiring, low test efficiency and the like exist, and the short circuit of a loop and the electric shock injury of personnel are easily caused. There is therefore a need for improvements in the prior art.
Disclosure of Invention
For solving current excitation system constant voltage power supply and detecting not having the professional equipment that integrates, lead to the witnessed inspections to have the wiring frequent, inefficiency, easy short circuit, personnel to electrocute scheduling problem, the utility model provides a constant voltage power supply characteristic test device.
The utility model discloses a following technical scheme: the utility model provides a constant voltage power supply characteristic test device, includes the casing, is equipped with slide rheostat on its characterized in that casing to and locate AC voltmeter, DC voltmeter, direct current ampere meter, ripple coefficient tester and single-phase voltage regulator on the casing in proper order, wherein: the slide rheostat is connected with the ripple coefficient tester while being connected with the direct current input terminal through the direct current voltmeter and the direct current ammeter, the output end of the single-phase voltage regulator is connected with the alternating current output terminal through the alternating current voltmeter, the input end of the single-phase voltage regulator is connected with the socket, the direct current input terminal is connected with the direct current output end of the stabilized voltage supply, and the alternating current output terminal is connected with the alternating current input end of the stabilized voltage supply, so that after the power supply is connected through the socket, the corresponding characteristic items of the stabilized voltage supply to be tested can be tested by adjusting the numerical values of the slide rheostat and the single-phase voltage regulator, and the test results are displayed on the alternating current voltmeter, the direct current ammeter and the ripple coefficient tester, the purpose of one machine with multiple purposes is achieved, and the problems of complex field wiring, low efficiency and the like are solved.
The casing is set as a rectangular body, the slide rheostat is arranged on one side of the top surface of the casing, a scale matched with the slide rheostat is arranged beside the slide rheostat, and the alternating current voltmeter, the direct current ammeter, the ripple coefficient tester and the single-phase voltage regulator are arranged on the other side of the top surface of the casing and are sequentially arranged in parallel at intervals so as to facilitate reading.
The direct current input wiring terminal and the alternating current output wiring terminal are arranged in the middle of the top surface of the shell, so that quick wiring is facilitated.
The socket is arranged on the side face of the shell so as to be convenient for connecting a power supply.
The utility model has the advantages of the following and the effect: by adopting the scheme, the voltage-stabilized power supply to be detected can be conveniently tested for corresponding characteristic items by adjusting the numerical values of the sliding rheostat and the single-phase voltage regulator, and the test result is displayed on an alternating-current voltmeter, a direct-current ammeter and a ripple coefficient tester, so that the purpose of one machine with multiple purposes is achieved, and the problems of complex field wiring, low efficiency and the like are solved. The test device is an ideal test device.
Drawings
FIG. 1 is a view of the structure of the present invention;
fig. 2 is a circuit wiring diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The utility model provides a constant voltage power supply characteristic test device, including casing 1, be equipped with slide rheostat 2 on the casing 1 to and locate AC voltmeter 6, DC voltmeter 7, DC ammeter 8, ripple coefficient tester 9 and single-phase voltage regulator 10 on the casing 1 in proper order, wherein: the slide rheostat 2 is connected with a direct current input terminal 5 through a direct current voltmeter 7 and a direct current ammeter 8 and is simultaneously connected with a ripple coefficient tester 9, the output end of a single-phase voltage regulator 10 is connected with an alternating current output terminal 4 through an alternating current voltmeter 6, the input end of the single-phase voltage regulator is connected with a socket 11, the direct current input terminal 5 is connected with the direct current output end of a stabilized voltage supply 12, and the alternating current output terminal 4 is connected with the alternating current input end of the stabilized voltage supply 12, so that after the power supply is connected through the socket 11, the corresponding characteristic items of the stabilized voltage supply 12 to be tested can be tested by adjusting the values of the slide rheostat 2 and the single-phase voltage regulator 10, and the test results are displayed on the alternating current voltmeter 6, the direct current voltmeter 7, the direct current ammeter 8 and the ripple coefficient tester 9, thereby realizing the purpose of one machine with multiple purposes and solving the problems of complicated field wiring, low efficiency and the like;
the casing 1 is a rectangular body, the slide rheostat 2 is arranged on one side of the top surface of the casing 1, a ruler 3 matched with the slide rheostat 2 is arranged beside the slide rheostat 2, and the alternating current voltmeter 6, the direct current voltmeter 7, the direct current ammeter 8, the ripple coefficient tester 9 and the single-phase voltage regulator 10 are arranged on the other side of the top surface of the casing 1 and are sequentially arranged in parallel at intervals so as to facilitate reading;
the direct current input terminal 5 and the alternating current output terminal 4 are arranged in the middle of the top surface of the shell 1 so as to facilitate quick wiring;
the socket 11 is provided at a side of the housing 1 to facilitate connection with a power supply.
Claims (4)
1. The utility model provides a constant voltage power supply characteristic test device, includes the casing, is equipped with slide rheostat on its characterized in that casing to and locate AC voltmeter, DC voltmeter, direct current ampere meter, ripple coefficient tester and single-phase voltage regulator on the casing in proper order, wherein: the slide rheostat is connected with the ripple coefficient tester while being connected with the direct current input terminal through the direct current voltmeter and the direct current ammeter, the output end of the single-phase voltage regulator is connected with the alternating current output terminal through the alternating current voltmeter, the input end of the single-phase voltage regulator is connected with the socket, the direct current input terminal is connected with the direct current output end of the stabilized voltage supply, and the alternating current output terminal is connected with the alternating current input end of the stabilized voltage supply.
2. The regulated power supply characteristic testing device of claim 1 wherein the housing is rectangular, the slide rheostat is disposed on one side of the top surface of the housing, a scale is disposed beside the slide rheostat and is used in cooperation therewith, and the ac voltmeter, the dc ammeter, the ripple factor tester and the single-phase voltage regulator are disposed on the other side of the top surface of the housing and are sequentially disposed in parallel at intervals.
3. The regulated power supply characterization testing apparatus according to claim 1, wherein said dc input terminal and said ac output terminal are disposed in a central portion of the top surface of said housing.
4. The regulated power supply characterization test apparatus according to claim 1, wherein said socket is disposed on a side of said housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222058631.1U CN218445740U (en) | 2022-08-05 | 2022-08-05 | Voltage-stabilized power supply characteristic testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222058631.1U CN218445740U (en) | 2022-08-05 | 2022-08-05 | Voltage-stabilized power supply characteristic testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218445740U true CN218445740U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222058631.1U Active CN218445740U (en) | 2022-08-05 | 2022-08-05 | Voltage-stabilized power supply characteristic testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218445740U (en) |
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2022
- 2022-08-05 CN CN202222058631.1U patent/CN218445740U/en active Active
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