CN112505575A - Broadband adjustable high-voltage test power supply system - Google Patents
Broadband adjustable high-voltage test power supply system Download PDFInfo
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- CN112505575A CN112505575A CN202011354630.0A CN202011354630A CN112505575A CN 112505575 A CN112505575 A CN 112505575A CN 202011354630 A CN202011354630 A CN 202011354630A CN 112505575 A CN112505575 A CN 112505575A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current additionally responsive to some other abnormal electrical conditions
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- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention provides a broadband adjustable high-voltage test power supply system, which comprises: the receiving terminal of the broadband adjusting module is electrically connected with the transmitting terminal of the clutter filtering module, the receiving terminal of the overload preventing module is electrically connected with the transmitting terminal of the broadband adjusting module, the receiving terminal of the load module is electrically connected with the transmitting terminal of the overload preventing module, and the receiving terminal of the power monitoring module is electrically connected with the transmitting terminal of the overload preventing module and the receiving terminal of the overload preventing module. The broadband adjustable high-voltage test power supply system can provide frequency adjustable broadband high-voltage test voltage for high-voltage tests, meets the requirements of frequency response characteristic test power supplies of high voltage and wide frequency, adopts various anti-interference measures and various protection measures in the system, and is reliable in working temperature of the system.
Description
Technical Field
The invention relates to the field of broadband adjustable high-voltage test power supplies, in particular to a broadband adjustable high-voltage test power supply system.
Background
The primary task of high-voltage equipment in substation equipment in power systems or railway traction substations and other industrial and agricultural production is to operate safely and reliably, and any fault or accident can affect the normal operation of industrial and agricultural production and even cause significant loss to national economy, so that the high-voltage equipment operating in important systems must maintain high reliability throughout the year, and therefore, a series of tests must be performed on the equipment according to designed specifications, and the testing of a broadband adjustable high-voltage power supply is more important than the tests.
The existing frequency-conversion adjustable high-voltage test power supply technology can provide a frequency adjustment range which is limited, the output test voltage is not high, the requirements of frequency response characteristic tests of high voltage and wide frequency of partial equipment on the power supply are difficult to meet, the problems of unstable output voltage, severe working environment and the like exist in the work of a test power supply, and therefore a broadband adjustable high-voltage test power supply system is urgently needed to solve the problems and guarantee the test work of the high-voltage power supply.
Disclosure of Invention
The invention provides a broadband adjustable high-voltage test power supply system, which aims to solve the problems that the frequency adjusting range is limited, the requirements of frequency response characteristic tests of high voltage and wide frequency of partial equipment on a power supply are difficult to meet, the output voltage is unstable and the working environment is severe in the working process of a test power supply in the prior art.
The invention provides a broadband adjustable high-voltage test power supply system, which comprises: rectifier module, rectification output module, clutter filtering module, wide band adjusting module, overload module, load module and power monitoring module, wherein:
the receiving end of the rectification output module is electrically connected with the transmitting end of the rectifier module;
the receiving end of the clutter filtering module is electrically connected with the transmitting end of the rectification output module;
the receiving end of the broadband adjusting module is electrically connected with the transmitting end of the clutter filtering module;
the receiving end of the overload prevention module is electrically connected with the transmitting end of the broadband adjusting module;
the receiving end of the load module is electrically connected with the transmitting end of the overload prevention module;
and the receiving end of the power supply monitoring module is electrically connected with the transmitting end of the overload prevention module and the receiving end of the load module.
Optionally, the overload protection module includes a power-off protection module and a voltage protection module, wherein:
the transmitting end of the power-off protection module is electrically connected with the receiving end of the load module, and the receiving end of the power-off protection module is electrically connected with the transmitting end of the broadband adjusting module;
the receiving end of the voltage protection module is electrically connected with the transmitting end of the broadband adjusting module, and the transmitting end of the voltage protection module is electrically connected with the receiving end of the load module.
Optionally, the broadband adjustable high-voltage test power supply system further comprises a grounding module, wherein the transmitting end of the load module is electrically connected with the receiving end of the grounding module, and the transmitting end of the grounding module is electrically connected with the ground.
Optionally, the broadband adjustable high-voltage test power supply system further comprises a data acquisition module, a data processing module, a data submission module, a data comparison module and a feedback module, wherein:
the power monitoring module comprises a power monitoring module transmitting end, a data acquisition module receiving end, a data processing module, a data submission module, a data comparison module and a feedback module, wherein the power monitoring module transmitting end is electrically connected with the data acquisition module receiving end, the data acquisition module transmitting end is electrically connected with the data processing module receiving end, the data processing module transmitting end is electrically connected with the data submission module receiving end, the data submission module transmitting end is electrically connected with the data comparison module receiving end, and the data comparison module transmitting end is electrically connected with the feedback module receiving end.
Optionally, the power monitoring module includes an online voltage detection module and a current pulse sensing module, wherein:
the receiving terminal of the voltage on-line detection module is electrically connected with the transmitting terminal of the overload prevention module and the receiving terminal of the load module, the transmitting terminal of the voltage on-line detection module is electrically connected with the receiving terminal of the data acquisition module, the receiving terminal of the current pulse sensing module is electrically connected with the transmitting terminal of the overload prevention module and the receiving terminal of the load module, and the transmitting terminal of the current pulse sensing module is electrically connected with the receiving terminal of the data acquisition module.
Optionally, the broadband adjustable high-voltage test power supply system further comprises a data storage module, and the transmitting end of the feedback module is electrically connected with the receiving end of the data storage module.
Optionally, a data encryption module is arranged between the data processing module and the data submission module, a receiving end of the data encryption module is electrically connected with a transmitting end of the data processing module, a transmitting end of the data encryption module is electrically connected with a receiving end of the data submission module, a data decryption module is arranged between the feedback module and the data storage module, a receiving end of the data decryption module is electrically connected with a transmitting end of the feedback module, and a transmitting end of the data decryption module is electrically connected with a receiving end of the data storage module.
Optionally, the broadband adjustable high-voltage test power supply system further comprises a negative feedback compensation module, wherein the transmitting end of the data storage module is electrically connected with the receiving end of the negative feedback compensation module, and the transmitting end of the negative feedback compensation module is electrically connected with the receiving end of the data comparison module.
The invention provides a broadband adjustable high-voltage test power supply system, which comprises: rectifier module, rectification output module, clutter filtering module, wide band adjusting module, anti-overload module and load module, rectification output module's receiving terminal and rectifier module transmission end electric connection, the receiving terminal of clutter filtering module and rectification output module's transmission end electric connection, wide band adjusting module's receiving terminal and clutter filtering module's transmission end electric connection, the receiving terminal of anti-overload module and wide band adjusting module's transmission end electric connection, the receiving terminal of load module and anti-overload module's transmission end electric connection, electric connection between power monitoring module's receiving terminal and anti-overload module transmission end and the receiving terminal of load module. The broadband adjustable high-voltage test power supply system can provide frequency adjustable broadband high-voltage test voltage for high-voltage tests, meets the requirements of frequency response characteristic test power supplies of high voltage and wide frequency, adopts various anti-interference measures and various protection measures in the system, is reliable in working temperature of the system, and has good development prospect and market prospect.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any inventive exercise.
FIG. 1 is a schematic diagram of the overall system of the present invention;
FIG. 2 is a flow chart of the power supply monitoring test results of the present invention;
fig. 3 is a schematic diagram of the system protection structure of the present invention.
In the figure: 1-a rectifier module; 2, a rectification output module; 3 clutter filtering module; 4, a broadband adjusting module; 5, an overload prevention module; 6, a load module; 7, a power-off protection module; 8, a voltage protection module; 9, a power supply monitoring module; 10, a voltage online detection module; 11 a current pulse sensing module; 12 a data acquisition module; 13 a data processing module; 14 a data encryption module; 15 a data submission module; 16 a data comparison module; 17 a feedback module; 18 a data decryption module; 19 a data storage module; 20 a negative feedback compensation module; 21 the module is grounded.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in 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.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described, and it will be appreciated by those skilled in the art that the present invention may be embodied without departing from the spirit and scope of the invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1 to 3, the present invention provides a broadband adjustable high-voltage test power supply system, including: rectifier module 1, rectification output module 2, clutter filtering module 3, wide band adjusting module 4, anti-overloading module 5, load module 6 and power monitoring module 9, wherein:
the receiving end of the rectification output module 2 is electrically connected with the transmitting end of the rectifier module 1;
the receiving end of the clutter filtering module 3 is electrically connected with the transmitting end of the rectification output module 2;
the receiving end of the broadband adjusting module 4 is electrically connected with the transmitting end of the clutter filtering module 3;
the receiving end of the overload prevention module 5 is electrically connected with the transmitting end of the broadband adjusting module 4;
the test of the high-voltage power supply is diversified by arranging the broadband adjusting module 4, various anti-interference measures and various protective measures are taken in the system, the working temperature of the system is reliable, and the system has good development prospect and market prospect.
The receiving end of the load module 6 is electrically connected with the transmitting end of the overload prevention module 5;
and the receiving end of the power monitoring module 9 is electrically connected with the transmitting end of the overload prevention module 5 and the receiving end of the load module 6.
Optionally, the overload protection module 5 includes a power-off protection module 7 and a voltage protection module 8, wherein:
the transmitting end of the power-off protection module 7 is electrically connected with the receiving end of the load module 6, and the receiving end of the power-off protection module 7 is electrically connected with the transmitting end of the broadband adjusting module 4;
the receiving end of the voltage protection module 8 is electrically connected with the transmitting end of the broadband adjusting module 4, and the transmitting end of the voltage protection module 8 is electrically connected with the receiving end of the load module 6.
Optionally, the broadband adjustable high-voltage test power supply system further includes a grounding module 21, the transmitting end of the load module 6 is electrically connected to the receiving end of the grounding module 21, and the transmitting end of the grounding module 21 is electrically connected to the ground.
Optionally, the broadband adjustable high-voltage test power supply system further includes a data acquisition module 12, a data processing module 13, a data submission module 15, a data comparison module 16, and a feedback module 17, wherein:
the transmitting terminal of the power monitoring module 9 is electrically connected with the receiving terminal of the data acquisition module 12, the transmitting terminal of the data acquisition module 12 is electrically connected with the receiving terminal of the data processing module 13, the transmitting terminal of the data processing module 13 is electrically connected with the receiving terminal of the data submission module 15, the transmitting terminal of the data submission module 15 is electrically connected with the receiving terminal of the data comparison module 16, and the transmitting terminal of the data comparison module 16 is electrically connected with the receiving terminal of the feedback module 17.
Optionally, the power monitoring module 9 includes an online voltage detecting module 10 and a current pulse sensing module 11, wherein:
the receiving terminal of the voltage on-line detection module 10 is electrically connected with the transmitting terminal of the overload prevention module 5 and the receiving terminal of the load module 6, the transmitting terminal of the voltage on-line detection module 10 is electrically connected with the receiving terminal of the data acquisition module 12, the receiving terminal of the current pulse sensing module 11 is electrically connected with the transmitting terminal of the overload prevention module 5 and the receiving terminal of the load module 6, and the transmitting terminal of the current pulse sensing module 11 is electrically connected with the receiving terminal of the data acquisition module 12.
Make the system can play fine guard action to load module 6 when experimental through being provided with voltage on-line measuring module 10 and current pulse sensing module 11, the personal safety of experimenter when setting up ground module 21 protection overvoltage, and to the stable protection effect of playing of system work.
Optionally, the broadband adjustable high-voltage test power supply system further comprises a data storage module 19, the transmitting end of the feedback module 17 is electrically connected with the receiving end of the data storage module 19, the data storage module 19 is arranged to effectively store the test data, and negative feedback compensation is performed on the data comparison module 16.
Optionally, a data encryption module 14 is arranged between the data processing module 13 and the data submission module 15, a receiving end of the data encryption module 14 is electrically connected to a transmitting end of the data processing module 13, the transmitting end of the data encryption module 14 is electrically connected to the receiving end of the data submission module 15, a data decryption module 18 is arranged between the feedback module 17 and the data storage module 19, so that the test data can be well protected, the test confidentiality is guaranteed, and the information is not lost, the receiving end of the data decryption module 18 is electrically connected to the transmitting end of the feedback module 17, and the transmitting end of the data decryption module 18 is electrically connected to the receiving end of the data storage module 19.
Optionally, the broadband adjustable high-voltage test power supply system further includes a negative feedback compensation module 20, the transmitting end of the data storage module 19 is electrically connected to the receiving end of the negative feedback compensation module 20, and the transmitting end of the negative feedback compensation module 20 is electrically connected to the receiving end of the data comparison module 16.
The invention provides a broadband adjustable high-voltage test power supply system, which comprises: the device comprises a rectifier module, a rectification output module, a clutter filtering module, a broadband adjusting module, an overload prevention module and a load module. The broadband adjustable high-voltage test power supply system can provide frequency adjustable broadband high-voltage test voltage for high-voltage tests, meets the requirements of high-voltage and wide-frequency response characteristic test power supplies, adopts various anti-interference measures and various protection measures in the system, is reliable in working temperature of the system, and has good development prospect and market prospect.
Compared with the prior art, the invention has the beneficial effects that:
1. the broadband adjustable high-voltage test power supply system can provide frequency adjustable broadband high-voltage test voltage for high-voltage tests, meets the requirements of frequency response characteristic test power supplies of high voltage and wide frequency, adopts various anti-interference measures and various protection measures in the system, has reliable working temperature of the system, and has good development prospect and market prospect;
2. the broadband adjustable high-voltage test power supply system is provided with the data storage module for effectively storing test data, performs negative feedback compensation on the data comparison module, is provided with the data encryption module between the data processing module and the data submission module, and is provided with the data decryption module between the feedback module and the data storage module, so that the test data can be well protected, the test confidentiality is guaranteed, and the information is protected from loss;
3. this adjustable high-voltage test electrical power generating system of wide band is provided with voltage on-line measuring module and current pulse sensing module and makes the system can play fine guard action to the load module when experimental, and personal safety of experimenter when setting up the too high voltage of ground connection module protection, and to the stable protection effect of playing of system work.
The foregoing is merely a detailed description of the invention, and it should be noted that modifications and adaptations by those skilled in the art may be made without departing from the principles of the invention, and should be considered as within the scope of the invention.
Claims (8)
1. The utility model provides an adjustable high-voltage testing power supply system of wide band, its characterized in that, adjustable high-voltage testing power supply system of wide band includes rectifier module (1), rectification output module (2), clutter filtering module (3), wide band adjusting module (4), anti-overload module (5), load module (6) and power monitoring module (9), wherein:
the receiving end of the rectification output module (2) is electrically connected with the transmitting end of the rectifier module (1);
the receiving end of the clutter filtering module (3) is electrically connected with the transmitting end of the rectification output module (2);
the receiving end of the broadband adjusting module (4) is electrically connected with the transmitting end of the clutter filtering module (3);
the receiving end of the overload prevention module (5) is electrically connected with the transmitting end of the broadband adjusting module (4);
the receiving end of the load module (6) is electrically connected with the transmitting end of the overload prevention module (5);
and the receiving end of the power supply monitoring module (9) is electrically connected with the transmitting end of the overload prevention module (5) and the receiving end of the load module (6).
2. The broadband adjustable high-voltage test power supply system according to claim 1, wherein: the overload protection module (5) comprises a power-off protection module (7) and a voltage protection module (8), wherein:
the transmitting end of the power-off protection module (7) is electrically connected with the receiving end of the load module (6), and the receiving end of the power-off protection module (7) is electrically connected with the transmitting end of the broadband adjusting module (4);
the receiving end of the voltage protection module (8) is electrically connected with the transmitting end of the broadband adjusting module (4), and the transmitting end of the voltage protection module (8) is electrically connected with the receiving end of the load module (6).
3. The broadband adjustable high-voltage test power supply system according to claim 1, wherein: the broadband adjustable high-voltage test power supply system further comprises a grounding module (21), wherein the transmitting end of the load module (6) is electrically connected with the receiving end of the grounding module (21), and the transmitting end of the grounding module (21) is electrically connected with the ground.
4. The broadband adjustable high-voltage test power supply system according to claim 1, wherein: the broadband adjustable high-voltage test power supply system further comprises a data acquisition module (12), a data processing module (13), a data submission module (15), a data comparison module (16) and a feedback module (17), wherein:
the power monitoring module (9) transmitting terminal with the receiving terminal electric connection of data acquisition module (12), the transmitting terminal of data acquisition module (12) with the receiving terminal electric connection of data processing module (13), the transmitting terminal of data processing module (13) with the receiving terminal electric connection of data submission module (15), the transmitting terminal of data submission module (15) with the receiving terminal electric connection of data comparison module (16), the transmitting terminal of data comparison module (16) with the receiving terminal electric connection of feedback module (17).
5. The broadband adjustable high-voltage test power supply system according to claim 4, wherein: the power monitoring module (9) comprises a voltage online detection module (10) and a current pulse sensing module (11), wherein:
the receiving terminal of voltage on-line measuring module (10) with the transmitting terminal of overload module (5) with electric connection between the receiving terminal of load module (6), the transmitting terminal of voltage on-line measuring module (10) with the receiving terminal electric connection of data acquisition module (12), the receiving terminal of electric current pulse sensing module (11) with the transmitting terminal of overload module (5) with electric connection between the receiving terminal of load module (6), the transmitting terminal of electric current pulse sensing module (11) with the receiving terminal electric connection of data acquisition module (12).
6. The broadband adjustable high-voltage test power supply system according to claim 4, wherein: the broadband adjustable high-voltage test power supply system further comprises a data storage module (19), and the transmitting end of the feedback module (17) is electrically connected with the receiving end of the data storage module (19).
7. The broadband adjustable high-voltage test power supply system according to claim 6, wherein: be provided with data encryption module (14) between data processing module (13) and data submit module (15), the receiving terminal of data encryption module (14) with the transmitting terminal electric connection of data processing module (13), the transmitting terminal of data encryption module (14) with the receiving terminal electric connection of data submit module (15), feedback module (17) with be provided with data decryption module (18) between data storage module (19), the receiving terminal of data decryption module (18) with the transmitting terminal electric connection of feedback module (17), the transmitting terminal of data decryption module (18) with the receiving terminal electric connection of data storage module (19).
8. The broadband adjustable high-voltage test power supply system according to claim 7, wherein: the broadband adjustable high-voltage test power supply system further comprises a negative feedback compensation module (20), the transmitting end of the data storage module (19) is electrically connected with the receiving end of the negative feedback compensation module (20), and the transmitting end of the negative feedback compensation module (20) is electrically connected with the receiving end of the data comparison module (16).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011354630.0A CN112505575A (en) | 2020-11-26 | 2020-11-26 | Broadband adjustable high-voltage test power supply system |
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| CN202011354630.0A CN112505575A (en) | 2020-11-26 | 2020-11-26 | Broadband adjustable high-voltage test power supply system |
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| CN112505575A true CN112505575A (en) | 2021-03-16 |
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