CN114720935A - Fault detection system and method of power supply detection equipment - Google Patents
Fault detection system and method of power supply detection equipment Download PDFInfo
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Abstract
The invention discloses a fault detection system and a method of power supply detection equipment, wherein the system comprises: the device comprises an input module, a voltage transformation module, a control module, a state acquisition module, an electrical parameter acquisition module, a comparison module, a display module and an output module; the control module is used for determining the resistance value of the fault detection system; the voltage transformation module is used for converting the voltage input by the external power supply module through the input module into safe voltage; the state acquisition module is used for acquiring state information of the power supply detection equipment; the electrical parameter acquisition module is used for acquiring electrical parameter information of the power supply detection equipment; the comparison module is used for comparing the electrical parameter information with a preset standard to obtain a comparison result; the control module is also used for determining a fault detection result according to the comparison result; the display module is used for displaying the fault detection result; the output module is used for being connected with the power supply detection equipment. According to the technical scheme, the fault detection efficiency of the power supply detection equipment is improved, and the energy consumption of fault detection is reduced.
Description
Technical Field
The embodiment of the invention relates to the technology of power supply detection equipment, in particular to a fault detection system and method of the power supply detection equipment.
Background
A power supply is a device, also called a power supply, that supplies power to an electronic device, which supplies the electrical energy required by all components in the electronic device. When the power supply is produced and delivered out of a factory, the quality of the power supply needs to be distinguished through a strict detection procedure, so that the product quality and the use safety of the power supply can be guaranteed, wherein the main means is to test each wiring terminal of the power supply based on power supply detection equipment. When the power detection equipment fails, the maintenance and repair are required.
In the prior art, when equipment has a fault, the detected equipment is started, the output voltage of the detected equipment is connected to power supply detection equipment, and a fault point is detected in a gear-by-gear loading mode.
The maintenance mode is long in time consumption, high in energy consumption and high in cost, and batch, accurate and intelligent efficient detection cannot be achieved.
Disclosure of Invention
The invention provides a fault detection system and method of power detection equipment, which are used for realizing efficient detection of the power detection equipment.
In a first aspect, an embodiment of the present invention provides a fault detection system for a power detection device, including: the device comprises an input module, a voltage transformation module, a control module, a state acquisition module, an electrical parameter acquisition module, a comparison module, a display module and an output module;
wherein the control module is configured to determine a resistance value of the fault detection system; the voltage transformation module is used for converting the voltage input by the external power supply module through the input module into safe voltage; the state acquisition module is used for acquiring state information of the power supply detection equipment; the electrical parameter acquisition module is used for acquiring electrical parameter information of the power supply detection equipment; the comparison module is used for comparing the electrical parameter information with a preset standard to obtain a comparison result; the control module is also used for determining a fault detection result according to the comparison result; the display module is used for displaying the fault detection result; the output module is used for being connected with the power supply detection equipment.
The technical solution of the embodiment of the present invention provides a fault detection system for a power detection device, including: the device comprises an input module, a voltage transformation module, a control module, a state acquisition module, an electrical parameter acquisition module, a comparison module, a display module and an output module; the control module is used for determining the resistance value of the fault detection system; the voltage transformation module is used for converting the voltage input by the external power supply module through the input module into safe voltage; the state acquisition module is used for acquiring state information of the power supply detection equipment; the electrical parameter acquisition module is used for acquiring electrical parameter information of the power supply detection equipment; the comparison module is used for comparing the electrical parameter information with a preset standard to obtain a comparison result; the control module is also used for determining a fault detection result according to the comparison result; the display module is used for displaying the fault detection result; the output module is used for being connected with the power supply detection equipment. According to the technical scheme, the fault detection system comprises the input module, the voltage transformation module, the control module, the state acquisition module, the electrical parameter acquisition module, the comparison module, the display module and the output module, automatic fault detection of the power detection equipment can be achieved, and efficient fault detection of the power detection equipment is achieved.
Furthermore, one end of the input module is connected with the external power supply module, and the other end of the input module is connected with the voltage transformation module; one end of the voltage transformation module is connected with the input module, and the other end of the voltage transformation module is connected with the control module; the state acquisition module, the electrical parameter acquisition module, the comparison module and the display module are all electrically connected with the control module; one end of the output module is connected with the control module, and the other end of the output module is connected with the power supply detection equipment.
Further, the system further comprises: the data recording module is used for storing fault detection results corresponding to the resistance values of the fault detection system, and the data output module is used for outputting the resistance values and the fault detection results corresponding to the resistance values.
In a second aspect, an embodiment of the present invention further provides a method for detecting a fault of a power supply detection device, which is applied to a fault detection system of the power supply detection device according to any one of the first aspects, where the method includes:
after the fault detection system is connected to power supply detection equipment, switching the resistance value of the fault detection system to a preset resistance value based on a control module, and controlling the power supply detection equipment to operate based on the preset resistance value; the preset resistance values comprise a plurality of preset resistance values corresponding to a plurality of load gears provided by the fault detection system;
acquiring electrical parameter information of the power supply detection equipment based on an electrical parameter acquisition module; acquiring state information of the power supply detection equipment based on a state acquisition module;
after the control module determines that the state information meets preset requirements, a comparison module compares the electrical parameter information with preset standards corresponding to preset resistance values to obtain a comparison result;
and determining a preset detection result corresponding to the preset resistance value according to the comparison result based on the control module, and determining a fault detection result according to each preset detection result.
Further, still include: and determining a fault point corresponding to the fault detection result based on the control module.
Further, based on the electric parameter information of electric parameter collection module collection power check out test set, include: and acquiring the voltage, the current and the power of the power supply detection equipment based on the electrical parameter acquisition module.
Further, collecting the state information of the power detection device based on a state collection module includes: and acquiring the state of a circuit breaker, the state of a fan and the state of a contactor contained in the power supply detection equipment based on the state acquisition module.
Further, determining that the status information satisfies a preset requirement based on the control module includes: determining, based on the control module, that the circuit breaker and the contactor are closed and that the fan is operating.
Further, when the control module switches the resistance value of the fault detection system to a preset resistance value, the method further includes: and determining the preset standard corresponding to the preset resistance value.
Further, still include: storing the fault detection result based on a data recording module; and outputting the fault detection result based on a data output module.
These and other aspects of the present application will be more readily apparent from the following description.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a fault detection system of a power detection device according to an embodiment of the present invention;
fig. 2 is a flowchart of a fault detection method of a power detection device according to a second embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some structures related to the present invention are shown in the drawings, not all of them.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.
The terms "first" and "second" and the like in the specification and drawings of the present application are used for distinguishing different objects or for distinguishing different processes for the same object, and are not used for describing a specific order of the objects.
Furthermore, the terms "including" and "having," and any variations thereof, as referred to in the description of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Before discussing exemplary embodiments in more detail, it should be noted that some exemplary embodiments are described as processes or methods depicted as flowcharts. Although a flowchart may describe the operations (or steps) as a sequential process, many of the operations can be performed in parallel, concurrently or simultaneously. In addition, the order of the operations may be re-arranged. The process may be terminated when its operations are completed, but may have additional steps not included in the figure. The processes may correspond to methods, functions, procedures, subroutines, and the like. In addition, the embodiments and features of the embodiments in the present invention may be combined with each other without conflict.
It should be noted that in the embodiments of the present application, words such as "exemplary" or "for example" are used to indicate examples, illustrations or explanations. Any embodiment or design described herein as "exemplary" or "e.g.," is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.
In the description of the present application, the meaning of "a plurality" means two or more unless otherwise specified.
Example one
Fig. 1 is a schematic structural diagram of a fault detection system of a power detection device according to an embodiment of the present invention, where this embodiment is applicable to a situation where efficient fault detection needs to be performed on the power detection device, and as shown in fig. 1, the fault detection system specifically includes: the device comprises an input module, a voltage transformation module, a control module, a state acquisition module, an electrical parameter acquisition module, a comparison module, a display module and an output module; wherein the control module is configured to determine a resistance value of the fault detection system; the voltage transformation module is used for converting the voltage input by the external power supply module through the input module into safe voltage; the state acquisition module is used for acquiring state information of the power supply detection equipment; the electrical parameter acquisition module is used for acquiring electrical parameter information of the power supply detection equipment; the comparison module is used for comparing the electrical parameter information with a preset standard to obtain a comparison result; the control module is also used for determining a fault detection result according to the comparison result; the display module is used for displaying the fault detection result; the output module is used for being connected with the power supply detection equipment.
Preferably, one end of the input module is connected with the external power supply module, and the other end of the input module is connected with the voltage transformation module; one end of the voltage transformation module is connected with the input module, and the other end of the voltage transformation module is connected with the control module; the state acquisition module, the electrical parameter acquisition module, the comparison module and the display module are all electrically connected with the control module; one end of the output module is connected with the control module, and the other end of the output module is connected with the power supply detection equipment.
The Power detection device may be a dry load box, or may also be a balanced load or an Uninterruptible Power Supply (UPS), and the like, that is, the fault detection system disclosed in the present application may be used to perform fault detection on the dry load box, the balanced load or the UPS, and the like.
After the external power supply module is connected to the input module of the fault detection system, the voltage transformation module can convert 380V voltage input by the external power supply module into 12V safe voltage, and the control module detects the 12V voltage input by the input module and can control the fault detection system to output the 12V voltage from the output module to the power supply detection device.
The control module can be a PLC control module which is a control core of the whole system and is used for controlling output, logic processing, data processing and scheduling of the whole system. The fault detection system can provide a plurality of different resistance values, and the control module can be used for switching the resistance value of the fault detection system so as to respectively access different resistance values into the power detection equipment and respectively carry out fault detection on different components contained in the power detection equipment.
The electric parameter acquisition module is used for acquiring electric parameter information output to the power supply detection equipment by the system in real time, namely the electric parameter information of the power supply detection equipment. The state acquisition module is used for acquiring the state information of components and parts contained in the power supply detection equipment in real time, such as the state information of a circuit breaker, a contactor and a fan. The comparison module is used for comparing the real-time collected electrical parameter information with a preset standard corresponding to the resistance value of the fault detection system, and sending a comparison result to the control module.
Specifically, the electrical parameter information may include voltage, current, and power, and the preset criterion may include a preset voltage range, a preset current range, and a preset power range. If the voltage acquired in real time is within a preset voltage range, determining that the voltage detection result is passed, otherwise, determining that the voltage detection result is not passed; if the current collected in real time is within the preset current range, determining that the current detection result is passed, otherwise, determining that the current detection result is not passed; and if the power acquired in real time is within the preset power range, determining that the power detection result is passed, otherwise, determining that the power detection result is not passed. Of course, if the voltage detection result, the current detection result and the power detection result are all passed, determining that the fault detection result of the power detection equipment passes under the current resistance value; if any one of the voltage detection result, the current detection result and the power detection result does not pass, the fault detection result of the power detection equipment is determined to be not pass under the current resistance value, and then components contained in the power detection equipment corresponding to the current resistance value can be checked to determine a fault point.
Of course, the display module can display the resistance value, the comparison result corresponding to the resistance value, the detection result and the fault point.
Preferably, the system further comprises: the data recording module is used for storing fault detection results corresponding to the resistance values of the fault detection system, and the data output module is used for outputting the resistance values and the fault detection results corresponding to the resistance values.
The data output module may be a Universal Serial Bus (USB) interface.
Specifically, the control module may store each resistance value and the fault detection result corresponding to the resistance value in the data recording module, and in practical applications, the fault detection result may store the resistance value, the comparison result corresponding to the resistance value, the detection result, and the fault point in the data recording module. And the data output interface can be accessed based on the external USB flash disk so as to lead out the fault detection result to the USB flash disk.
An embodiment of the present invention provides a fault detection system for a power detection device, including: the device comprises an input module, a voltage transformation module, a control module, a state acquisition module, an electrical parameter acquisition module, a comparison module, a display module and an output module; the control module is used for determining the resistance value of the fault detection system; the voltage transformation module is used for converting the voltage input by the external power supply module through the input module into a safe voltage; the state acquisition module is used for acquiring state information of the power supply detection equipment; the electrical parameter acquisition module is used for acquiring electrical parameter information of the power supply detection equipment; the comparison module is used for comparing the electrical parameter information with a preset standard to obtain a comparison result; the control module is also used for determining a fault detection result according to the comparison result; the display module is used for displaying the fault detection result; the output module is used for accessing the power supply detection equipment. Above-mentioned technical scheme can be with fault detection system's all control part whole integration in a casing, small in size can hand-carry the removal, only needs to be connected fault detection system's input module and outside power module during the use, is connected fault detection system's output module and power detection equipment, has improved power detection equipment's maintenance efficiency. Moreover, the energy consumption of the system is reduced, and the safety of the equipment is improved.
Example two
Fig. 2 is a flowchart of a fault detection method of a power detection device according to a second embodiment of the present invention, and this embodiment is applied to a fault detection system of a power detection device according to the first embodiment. As shown in fig. 2, in this embodiment, the method may include:
The preset resistance values comprise a plurality of preset resistance values corresponding to a plurality of load gears provided by the fault detection system.
In one embodiment, when the control module switches the resistance value of the fault detection system to a preset resistance value, the method further includes: and determining the preset standard corresponding to the preset resistance value.
Specifically, an input module of the fault detection system is electrically connected with an external power supply module, and an output module is electrically connected with the power supply detection device. The control module can switch the resistance of the fault detection system to a plurality of preset resistances corresponding to a plurality of load gears provided by the fault detection system, and the fault detection system can operate based on the plurality of preset resistances respectively. Of course, the power detection device can operate different components to detect fault detection systems with different preset resistance values.
Of course, when it is determined to switch the resistance value of the fault detection system to the preset resistance value, the preset standards corresponding to the preset resistance value, that is, the preset voltage range, the preset current range, and the preset power range, may be determined.
Specifically, the collecting of the electrical parameter information of the power detection device based on the electrical parameter collecting module includes: and acquiring the voltage, the current and the power of the power supply detection equipment based on the electrical parameter acquisition module. Gather the status information of power check out test set based on state acquisition module, include: and acquiring the state of a circuit breaker, the state of a fan and the state of a contactor contained in the power supply detection equipment based on the state acquisition module.
And step 230, after the control module determines that the state information meets the preset requirement, comparing the electric parameter information with a preset standard corresponding to the preset resistance value based on a comparison module to obtain a comparison result.
Determining, based on the control module, that the status information meets a preset requirement, including: determining, based on the control module, that the circuit breaker and the contactor are closed and that the fan is operating.
Specifically, after it is determined that the circuit breaker and the contactor of the power detection device are closed and the fan normally operates, the obtained voltage and the preset voltage range may be compared, the obtained current and the preset current range may be compared, and the obtained power and the preset power range may be compared.
As described in the first embodiment, if the voltage is within the preset voltage range, the voltage detection result is determined to be passed, otherwise, the voltage detection result is determined to be not passed; if the current is within the preset current range, determining that the current detection result is passing, otherwise, determining that the current detection result is not passing; and if the power is in the preset power range, determining that the power detection result is passed, otherwise, determining that the power detection result is not passed.
And 240, determining a preset detection result corresponding to the preset resistance value according to the comparison result based on the control module, and determining a fault detection result according to each preset detection result.
If the voltage detection result, the current detection result and the power detection result are all passed, determining that the fault detection result of the power supply detection equipment is passed under the preset resistance value; and if any one of the voltage detection result, the current detection result and the power detection result does not pass, determining that the fault detection result of the power detection equipment does not pass under the preset resistance value.
And step 250, determining a fault point corresponding to the fault detection result based on the control module.
Specifically, the components included in the power detection device corresponding to the preset resistance value may be checked to determine the fault point.
Specifically, the control module may store each resistance value and the fault detection result corresponding to the resistance value in the data recording module, and in practical applications, the fault detection result may store the resistance value, the comparison result corresponding to the resistance value, the detection result, and the fault point in the data recording module. The data output interface can be accessed based on the external USB flash disk so as to lead out the fault detection result to the USB flash disk.
The second embodiment of the present invention provides a method for detecting a fault of a power detection device, including: after the fault detection system is connected with power supply detection equipment, switching the resistance value of the fault detection system to a preset resistance value based on a control module, and controlling the power supply detection equipment to operate based on the preset resistance value; acquiring electrical parameter information of the power supply detection equipment based on an electrical parameter acquisition module; acquiring state information of the power supply detection equipment based on a state acquisition module; after the control module determines that the state information meets preset requirements, a comparison module compares the electrical parameter information with preset standards corresponding to preset resistance values to obtain a comparison result; determining a preset detection result corresponding to the preset resistance value according to the comparison result based on the control module, and determining a fault detection result according to each preset detection result; determining a fault point corresponding to the fault detection result based on the control module; storing the fault detection result based on a data recording module; and outputting the fault detection result based on a data output module. According to the technical scheme, after the fault detection system is connected into the power detection equipment, the resistance value of the fault detection system can be switched to control the power detection equipment to operate based on a plurality of preset resistance values. In the operation process of the power supply detection equipment, electric parameter information and state information are collected, after the state information is determined to meet the preset requirement, the electric parameter information is compared with the preset standard corresponding to the preset resistance value to obtain a comparison result, then the preset detection result corresponding to the preset resistance value can be determined according to the comparison result, and the fault detection result is determined according to each preset detection result. Of course, the fault point may be determined based on the fault detection result, and the fault detection result may also be stored and output. When the fault detection system is used, only the input module of the fault detection system is connected with the external power supply module, and the output module of the fault detection system is connected with the power supply detection equipment, so that the maintenance efficiency of the power supply detection equipment is improved. Moreover, the energy consumption of the system is reduced, and the safety of the equipment is improved.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A fault detection system for a power detection device, comprising: the device comprises an input module, a voltage transformation module, a control module, a state acquisition module, an electrical parameter acquisition module, a comparison module, a display module and an output module;
wherein the control module is configured to determine a resistance value of the fault detection system; the voltage transformation module is used for converting the voltage input by the external power supply module through the input module into safe voltage; the state acquisition module is used for acquiring state information of the power supply detection equipment; the electrical parameter acquisition module is used for acquiring electrical parameter information of the power supply detection equipment; the comparison module is used for comparing the electrical parameter information with a preset standard to obtain a comparison result; the control module is also used for determining a fault detection result according to the comparison result; the display module is used for displaying the fault detection result; the output module is used for being connected with the power supply detection equipment.
2. The fault detection system of the power detection device according to claim 1, wherein one end of the input module is connected to the external power supply module, and the other end of the input module is connected to the voltage transformation module; one end of the voltage transformation module is connected with the input module, and the other end of the voltage transformation module is connected with the control module; the state acquisition module, the electrical parameter acquisition module, the comparison module and the display module are all electrically connected with the control module; one end of the output module is connected with the control module, and the other end of the output module is connected with the power supply detection equipment.
3. The fault detection system of a power detection device according to claim 1, further comprising: the data recording module is used for storing fault detection results corresponding to the resistance values of the fault detection system, and the data output module is used for outputting the resistance values and the fault detection results corresponding to the resistance values.
4. A failure detection method of a power detection apparatus, applied to a failure detection system of a power detection apparatus according to any one of claims 1 to 3, the method comprising:
after the fault detection system is connected to power supply detection equipment, switching the resistance value of the fault detection system to a preset resistance value based on a control module, and controlling the power supply detection equipment to operate based on the preset resistance value; the preset resistance values comprise a plurality of preset resistance values corresponding to a plurality of load gears provided by the fault detection system;
acquiring electrical parameter information of the power supply detection equipment based on an electrical parameter acquisition module; acquiring state information of the power supply detection equipment based on a state acquisition module;
after the control module determines that the state information meets the preset requirement, a comparison module compares the electric parameter information with a preset standard corresponding to the preset resistance value to obtain a comparison result;
and determining a preset detection result corresponding to the preset resistance value according to the comparison result based on the control module, and determining a fault detection result according to each preset detection result.
5. The fault detection method of a power supply detection device according to claim 4, characterized by further comprising:
and determining a fault point corresponding to the fault detection result based on the control module.
6. The method for detecting the fault of the power detection device according to claim 4, wherein collecting the electrical parameter information of the power detection device based on an electrical parameter collecting module comprises:
and acquiring the voltage, the current and the power of the power supply detection equipment based on the electrical parameter acquisition module.
7. The method for detecting the fault of the power detection device according to claim 4, wherein the collecting the status information of the power detection device based on the status collecting module comprises:
and acquiring the state of a circuit breaker, the state of a fan and the state of a contactor contained in the power supply detection equipment based on the state acquisition module.
8. The method for detecting the fault of the power supply detection device according to claim 7, wherein determining that the status information satisfies a preset requirement based on the control module includes:
determining, based on the control module, that the circuit breaker and the contactor are closed and that the fan is operating.
9. The method for detecting a fault in a power supply detecting device according to claim 4, wherein when the control module switches the resistance value of the fault detection system to a preset resistance value, the method further comprises:
and determining the preset standard corresponding to the preset resistance value.
10. The fault detection method of a power supply detection device according to claim 4, characterized by further comprising:
storing the fault detection result based on a data recording module; and outputting the fault detection result based on a data output module.
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| CN206505169U (en) * | 2016-08-25 | 2017-09-19 | 国网新疆电力公司信息通信公司 | Power detector |
| CN110919144A (en) * | 2019-05-06 | 2020-03-27 | 青岛海特电源设备有限公司 | Automatic detection device and detection method for welding power supply |
| CN110850327A (en) * | 2019-11-22 | 2020-02-28 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Fault monitoring system and method for railway power supply screen |
| CN213302427U (en) * | 2020-05-28 | 2021-05-28 | 深圳米飞泰克科技有限公司 | Test circuit, test device and test system of resistance chip |
| CN113740756A (en) * | 2021-07-30 | 2021-12-03 | 中国南方电网有限责任公司超高压输电公司广州局 | Fault monitoring device, power supply state monitoring method and direct-current test power supply |
| CN114047454A (en) * | 2021-11-03 | 2022-02-15 | 一汽解放汽车有限公司 | Vehicle power system fault diagnosis method, system, device and medium |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116699454A (en) * | 2023-07-07 | 2023-09-05 | 深圳市大亮智造科技有限公司 | Power failure detection system and detection method for power detection equipment |
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