CN209961891U - Intelligent test system of power supply unit - Google Patents
Intelligent test system of power supply unit Download PDFInfo
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- CN209961891U CN209961891U CN201821520193.3U CN201821520193U CN209961891U CN 209961891 U CN209961891 U CN 209961891U CN 201821520193 U CN201821520193 U CN 201821520193U CN 209961891 U CN209961891 U CN 209961891U
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Abstract
The utility model discloses an intelligent test system of power supply unit can be accomplished at least three emergency power source's that awaits measuring contravariant aging test, the aging test that charges by master control processor control to can be in the testing process automatic control ageing time, according to the test data generation data statement that each module spread, obtain corresponding aging test result automatically. Therefore, the aging test of each unit of the emergency power supply is realized on one platform, and the technical effects of improving the test efficiency and saving the test resources are achieved.
Description
Technical Field
The utility model relates to the field of electronic technology, especially, relate to an intelligent test system of power supply unit.
Background
The EPS (Emergency Power Supply) is an Emergency Power Supply used for Emergency lighting, and fire fighting equipment in an important building. The emergency power supply system mainly comprises a storage battery, a charger, a power device, a main control board, a liquid crystal display screen, a switching circuit, a detection protection circuit and the like, and can provide emergency power supply in an emergency state. The EPS series fire-fighting emergency power supply can be specially designed for the power consumption of fire-fighting emergency lamps, and the load is the power supply of various emergency lighting lamps.
The principle of the emergency power supply is as follows: when the alternating current power grid is normal, the alternating current power grid supplies power to the important load through the mutual switching device, and meanwhile, the storage battery is charged by the internal charger, so that sufficient power is guaranteed. And when the alternating current power grid is powered off, the mutual switching device is immediately switched to the emergency power supply for supplying power, and when the voltage of the power grid is recovered, the emergency power supply is recovered to be supplied with power by the power grid.
However, the existing aging tests of the emergency power supply are respectively independent aging tests of each unit, namely, a power grid aging test, an inverter unit aging test and a charger aging test, and the aging tests of the units are performed sequentially or are performed on different platforms. Not only takes time, but also often consumes a great deal of manpower and material resources.
Therefore, in the prior art, the technical problems that the test efficiency is low and a large amount of test resources are wasted due to the fact that each unit can only be adopted for independent test in the emergency power supply aging test are often existed.
SUMMERY OF THE UTILITY MODEL
The application provides an intelligent test system of power supply unit to often can only adopt each unit independent test respectively in the emergency power source aging testing who exists among the solution prior art, thereby cause the efficiency of software testing low, extravagant a large amount of test resources's technical problem.
The first aspect of the present application provides an intelligent test system for power equipment, including:
a master processor;
the switching module group comprises a mains supply switching module and a direct current switching module, and each switching module group in the at least three switching module groups is connected with the main control processor;
the heavy load module is connected with the main control processor through the switching module group, so that after the switching module group is connected with the emergency power supply to be tested, the load of the emergency power supply to be tested can be controlled and loaded through the main control processor;
the commercial power switching module is connected with a commercial power supply end and used for controlling the connection and disconnection of the emergency power supply to be tested and commercial power input; the direct current switching module is connected with the direct current power supply end and the inverter of the emergency power supply to be tested and used for controlling the connection and disconnection of the emergency power supply to be tested and direct current voltage input.
Optionally, the switching module set further includes:
and the continuous switching module is connected with the main control processor and used for controlling the connection and disconnection of the voltage output end of the emergency power supply to be tested and the heavy load module.
Optionally, the master control processor is connected to the commercial power switching module, the direct current switching module, and the continuous switching module in each switching module group.
Optionally, the master control processor is connected to the commercial power switching module, the direct current switching module, and the continuous switching module in each switching module group through a data bus.
Optionally, the master processor comprises a single-chip microcomputer.
Optionally, the master processor comprises:
the data receiving module is used for receiving circuit parameters fed back by each circuit and module in the intelligent test system;
the data sending module is used for sending out a control signal for controlling the working state of each circuit and module in the intelligent test system;
and the display is used for displaying the circuit parameters and the working state.
In a second aspect, an embodiment of the present application further provides a power device aging test method, which is applied to the test system according to the first aspect, and after at least three emergency power supplies to be tested are respectively connected to the at least three switch module groups in a one-to-one correspondence manner, the method includes:
after confirming that each emergency power supply to be tested is fault-free, controlling each emergency power supply to be tested to be in a first power-on state through a main control processor, wherein the first power-on state is a state that input voltage is commercial power alternating current or direct current;
controlling a charger of one emergency power supply to be tested in the at least three emergency power supplies to be tested to sequentially output the inverted voltage to a charger in the next emergency power supply to be tested through a main control processor;
after the first time length, determining whether each emergency power supply to be tested is in a normal inversion power supply normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to be in a second power-on state different from the first power-on state through the main control processor;
controlling a charger of one emergency power supply to be tested in the at least three emergency power supplies to be tested to output inverted voltage to a charger of the last emergency power supply to be tested in a reverse order through a main control processor;
after a second time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
and if so, determining that the at least three emergency power supplies to be tested are aged and qualified.
Optionally, the determining that each emergency power supply to be tested is fault-free includes:
controlling each emergency power supply to be tested to be in a third power-on state through the main control processor, wherein the third power-on state is a state that input voltage is commercial power alternating current or direct current, and the output end of each emergency power supply to be tested is connected with a low-load module lower than a preset resistance value;
after a third time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to load a high-load module higher than a preset resistance value through the main control processor;
after the fourth time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to unload the high-load module through the main control processor;
controlling each emergency power supply to be tested to be in a fourth power-on state different from the third power-on state through the main control processor;
after a fifth time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to load a high-load module higher than a preset resistance value through the main control processor;
after a sixth time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
and if so, determining that each emergency power supply to be tested is fault-free.
Optionally, after the determining, by the master processor, whether each emergency power supply to be tested is in the normal operating state, the method further includes:
if not, determining that the last emergency power supply to be tested of the emergency power supplies to be tested in the abnormal working state is an aging unqualified power supply.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the test system in the embodiment of the application can be controlled by the main control processor to complete the inversion aging test and the charging aging test of at least three emergency power supplies to be tested, can automatically control the aging time in the test process, generates a data report according to test data transmitted by each module, and automatically obtains a corresponding aging test result. Therefore, the aging test of each unit of the emergency power supply is realized on one platform, and the technical effects of improving the test efficiency and saving the test resources are achieved.
The embodiment of the application at least has the following technical effects or advantages:
further, in the test system of the embodiment of the application, the sequential output and the reverse output between the chargers can be achieved directly through the main control processor through the circuit connection of the test system, and the requirement is achieved without adopting another circuit connection. Therefore, the technical scheme in the embodiment of the application also has the technical effects of further improving the test efficiency and reducing the circuit complexity.
Furthermore, the test system in the embodiment of the application further comprises a data receiving module and a display, so that a user can visually and conveniently know the test condition and the test result of the whole test process, and therefore the technical scheme in the embodiment of the application further has the technical effect of improving the user experience.
Drawings
Fig. 1 is a structural diagram of an intelligent testing system for power equipment according to an embodiment of the present invention;
fig. 2 is a flowchart of a power supply device aging testing method according to an embodiment of the present invention.
Detailed Description
The application provides an intelligent test system of power supply unit to often can only adopt each unit independent test respectively in the emergency power source aging testing who exists among the solution prior art, thereby cause the efficiency of software testing low, extravagant a large amount of test resources's technical problem.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
the test system in the embodiment of the application can be controlled by the main control processor to complete the inversion aging test and the charging aging test of at least three emergency power supplies to be tested, can automatically control the aging time in the test process, generates a data report according to test data transmitted by each module, and automatically obtains a corresponding aging test result. Therefore, the aging test of each unit of the emergency power supply is realized on one platform, and the technical effects of improving the test efficiency and saving the test resources are achieved.
The technical solutions of the present application are described in detail below with reference to the drawings and specific embodiments, and it should be understood that the specific features in the embodiments and examples of the present application are detailed descriptions of the technical solutions of the present application, and are not limitations of the technical solutions of the present application, and the technical features in the embodiments and examples of the present application may be combined with each other without conflict.
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. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Example one
Referring to fig. 1, an embodiment of the present application provides an intelligent test system for power devices, including:
a master processor 101;
the switching module group comprises a commercial power switching module 1021 and a direct current switching module 1022, and each switching module group in the at least three switching module groups is connected with the master control processor;
the heavy load module 103 has a resistance value higher than a preset resistance value, and is connected with the main control processor 101 through the switching module group, so that after the switching module group is connected with the emergency power supply 104 to be tested, the heavy load module can be controlled by the main control processor 101 to load the emergency power supply 104 to be tested; of course, in order to simplify the circuit structure of the aging test system, a persistent switch module 1023 may be disposed in the switch module group, and the main control processor 101 may control whether one or more emergency power supplies to be tested load the heavy load module by controlling the persistent switch module 1023;
the commercial power switching module is connected with a commercial power supply end and used for controlling the connection and disconnection of the emergency power supply to be tested and commercial power input; the direct current switching module is connected with the direct current power supply end and the inverter of the emergency power supply to be tested and used for controlling the connection and disconnection of the emergency power supply to be tested and direct current voltage input.
It should be noted that, on one hand, the commercial power in the embodiment of the present application may refer to a commercial alternating current, and may also refer to any other form of alternating current, as long as the alternating current can be used to supply power to the emergency power supply to be tested. On the other hand, in the embodiment of the present application, the emergency power supply to be tested being on with the commercial power input may refer to the commercial power input to the emergency power supply to be tested for performing ac power supply thereto, and the emergency power supply to be tested being off with the commercial power input may refer to the emergency power supply to be tested disconnecting the ac power supply; similarly, the emergency power supply to be tested is connected with the direct-current voltage input, namely the direct-current voltage is input into the emergency power supply to be tested to supply the direct-current power to the emergency power supply to be tested, and the emergency power supply to be tested is disconnected from the direct-current voltage input, namely the emergency power supply to be tested is disconnected from the direct-current power supply.
It should be further noted that, in the embodiment of the present application, the dc switching module is connected to the emergency power supply to be tested through the inverter of the emergency power supply to be tested, so that the dc voltage may be input to the inverter through the dc switching module and then inverted into the ac power to be output to the voltage output terminal of the emergency power supply to be tested. In the technical scheme of the embodiment of the application, the inverted direct current voltage input can be an alternating current formed by inverting a direct current.
In an actual operation process, the test system in the embodiment of the present application may be connected to the commercial power supply port and the dc power supply port, respectively, so that the commercial power input or the dc input may be automatically controlled by the main control processor.
After the test is started, a light load module with a lower resistance value can be connected to each emergency power supply to be tested, then the commercial power alternating current is loaded, and after a third time period, whether each emergency power supply to be tested is normally inverted and supplied power in a light load state can be automatically detected through the main control processor, so that a test result in a light load aging state is obtained. And then, loading a heavy load module with a larger resistance value for each emergency power supply to be detected through the main control processor, and automatically detecting whether each emergency power supply to be detected is normally inverted and supplied with power in a heavy load state through the main control processor after a fourth time period. The third duration and the fourth duration may both be set by a master processor.
After the light-load aging test and the heavy-load aging test of the emergency power supply to be tested in the alternating current power supply state are completed, the main control processor is switched to carry out direct current power supply on each emergency power supply to be tested, the light-load aging test and the heavy-load aging test of the emergency power supply to be tested in the direct current power supply state are correspondingly completed, and corresponding test results are obtained.
Certainly, the sequence of the tests in the alternating current power supply state and the direct current power supply state can be changed, and a user can set the tests according to needs.
After determining that each emergency power supply to be tested has no fault, the outputs of the chargers of the at least three emergency power supplies to be tested may be sequentially connected, for example, there are A, B, C emergency power supplies to be tested, the voltage output of the charger 1 of a may be connected to the charger 2 of B, the voltage output of the charger 2 of B is connected to the charger 3 of C, and the voltage output of the charger 3 of C is connected to the charger 1 of a, so that the charger 1 supplies power to the charger 2, the charger 2 supplies power to the charger 3, and the charger 3 supplies power to the charger 1. And further, the main control processor controls commercial power alternating current to be connected into one or more of the charger 1, the charger 2 and the charger 3, after the operation lasts for a first time, whether each charger is in a normal charging and working state is detected, and if one charger fails to realize normal charging and working, the last charger which outputs voltage to the charger can be determined to be a charger which is unqualified in aging test.
If the chargers can realize normal charging and work, the main control processor controls the chargers of the at least three emergency power supplies to be tested to output in a reverse order, namely the voltage output of the charger 1 of the A is adjusted to be connected with the charger 3 of the C, the voltage output of the charger 3 of the C is connected with the charger 2 of the B, and the voltage output of the charger 2 of the B is connected with the charger 1 of the A, so that the charger 1 supplies power to the charger 3, the charger 3 supplies power to the charger 2, and the charger 2 supplies power to the charger 1. And further switching direct current to be connected into one or more of the charger 1, the charger 2 and the charger 3 through the main control processor, detecting whether each charger is in a normal charging and working state after the charger runs for a second time, and if the charger fails to realize normal charging and working, determining that the last charger outputting voltage to the charger is a charger which is unqualified in aging test. And if the chargers can realize normal charging and work, determining that the chargers of the at least three emergency power supplies to be tested are qualified in the aging test.
It should be noted that, the test of sequentially outputting voltages by accessing the alternating current first and then outputting the voltages in the reverse order by accessing the direct current may also be a test of sequentially outputting voltages by accessing the direct current first and then outputting the voltages in the reverse order by accessing the alternating current. The aging test device can be set automatically according to needs in actual operation, and the technical scheme in the embodiment of the application is not limited, so that the aging test of the charger of at least three emergency power supplies to be tested is realized.
It should be further noted that, in the test system of the embodiment of the present application, the sequential output and the reverse sequential output between the chargers can be achieved directly through the main control processor through the circuit connection of the test system itself, and the requirement described above can be achieved without adopting another circuit connection. Therefore, the technical scheme in the embodiment of the application also has the technical effects of further improving the test efficiency and reducing the circuit complexity.
Therefore, the test system in the embodiment of the application can be controlled by the main control processor to complete the inversion aging test and the charging aging test of at least three emergency power supplies to be tested, can automatically control the aging time in the test process, generates a data report according to test data transmitted by each module, and automatically obtains a corresponding aging test result. Therefore, the aging test of each unit of the emergency power supply is realized on one platform, and the technical effects of improving the test efficiency and saving the test resources are achieved.
Specifically, the main control processor 101 may be a general-purpose Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), one or more Integrated circuits for controlling program execution, or a single chip computer MCU.
Further, the power supply equipment intelligent test system can also comprise a memory, and the number of the memories can be one or more. The Memory may include a Read Only Memory (ROM), a Random Access Memory (RAM), and a disk Memory.
Further, in order to reduce the voltage connection ports of the test system, the continuous switching module in each switching module group in the embodiment of the present application is respectively connected to the utility power switching module and the dc switching module in the switching module group where the continuous switching module is located, so that the switching module group can be prevented from being connected to another utility power and a dc power supply.
Furthermore, the main control processor is connected with the mains supply switching module, the direct current switching module and the continuous switching module in each switching module group through a data bus, so that the main control processor can directly control each switching module through a simplified circuit, the test system can be connected with the mains supply through only one port, and the test system can be connected with the direct current power supply through only one port, and therefore alternating current and direct current power supply connection of all the switching module groups can be achieved.
Still further, the main control processor comprises a single-chip microcomputer, so that the main control processor has strong processing capability and meanwhile, the product volume can achieve high integration and miniaturization.
Still further, the master processor in the embodiment of the present application includes:
the data receiving module is used for receiving circuit parameters fed back by each circuit and module in the intelligent test system;
the data sending module is used for sending out a control signal for controlling the working state of each circuit and module in the intelligent test system;
and the display is used for displaying the circuit parameters and the working state.
Therefore, the user can visually and conveniently know the test condition and the test result of the whole test process, and the technical scheme in the embodiment of the application also has the technical effect of improving the user experience.
Example two
Referring to fig. 2, a second embodiment of the present application provides a power device aging testing method applied to the testing system according to the first embodiment, wherein after at least three emergency power supplies to be tested are respectively connected to the at least three switch module groups in a one-to-one correspondence manner, the method includes:
step 201: after confirming that each emergency power supply to be tested is fault-free, controlling each emergency power supply to be tested to be in a first power-on state through a main control processor, wherein the first power-on state is a state that input voltage is commercial power alternating current or direct current;
step 202: controlling a charger of one emergency power supply to be tested in the at least three emergency power supplies to be tested to sequentially output the inverted voltage to a charger in the next emergency power supply to be tested through a main control processor;
step 203: after the first time length, determining whether each emergency power supply to be tested is in a normal inversion power supply normal working state or not through the main control processor;
step 204: if yes, controlling each emergency power supply to be tested to be in a second power-on state different from the first power-on state through the main control processor;
step 205: controlling a charger of one emergency power supply to be tested in the at least three emergency power supplies to be tested to output inverted voltage to a charger of the last emergency power supply to be tested in a reverse order through a main control processor;
step 206: after a second time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
step 207: and if so, determining that the at least three emergency power supplies to be tested are aged and qualified.
Optionally, the determining that each emergency power supply to be tested is fault-free includes:
controlling each emergency power supply to be tested to be in a third power-on state through the main control processor, wherein the third power-on state is a state that input voltage is commercial power alternating current or direct current, and the output end of each emergency power supply to be tested is connected with a low-load module lower than a preset resistance value;
after a third time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to load a high-load module higher than a preset resistance value through the main control processor;
after the fourth time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to unload the high-load module through the main control processor;
controlling each emergency power supply to be tested to be in a fourth power-on state different from the third power-on state through the main control processor;
after a fifth time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
if yes, controlling each emergency power supply to be tested to load a high-load module higher than a preset resistance value through the main control processor;
after a sixth time period, determining whether each emergency power supply to be tested is in the normal working state or not through the main control processor;
and if so, determining that each emergency power supply to be tested is fault-free.
Optionally, after the determining, by the master processor, whether each emergency power supply to be tested is in the normal operating state, the method further includes:
if not, determining that the last emergency power supply to be tested of the emergency power supplies to be tested in the abnormal working state is an aging unqualified power supply.
Various changes and specific examples in the power device intelligent test system in the embodiment of fig. 1 are also applicable to the power device aging test method in the embodiment, and those skilled in the art can clearly know the implementation method of the power device aging test method in the embodiment through the foregoing detailed description of the power device intelligent test system, so that details are not described here for brevity of the description.
Therefore, the test system in the embodiment of the application can be controlled by the main control processor to complete the inversion aging test and the charging aging test of at least three emergency power supplies to be tested, can automatically control the aging time in the test process, generates a data report according to test data transmitted by each module, and automatically obtains a corresponding aging test result. Therefore, the aging test of each unit of the emergency power supply is realized on one platform, and the technical effects of improving the test efficiency and saving the test resources are achieved.
The embodiment of the application at least has the following technical effects or advantages:
further, in the test system of the embodiment of the application, the sequential output and the reverse output between the chargers can be achieved directly through the main control processor through the circuit connection of the test system, and the requirement is achieved without adopting another circuit connection. Therefore, the technical scheme in the embodiment of the application also has the technical effects of further improving the test efficiency and reducing the circuit complexity.
Furthermore, the test system in the embodiment of the application further comprises a data receiving module and a display, so that a user can visually and conveniently know the test condition and the test result of the whole test process, and therefore the technical scheme in the embodiment of the application further has the technical effect of improving the user experience.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Further, the steps of the methods in the technical solution of the present application may be reversed, and the sequence may be changed while still falling within the scope of the present invention. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (6)
1. An intelligent test system for power supply equipment, comprising:
a master processor;
the switching module group comprises a mains supply switching module and a direct current switching module, and each switching module group in the at least three switching module groups is connected with the main control processor;
the heavy load module is provided with a resistance value higher than a preset resistance value and is connected with the main control processor through the switching module group, so that after the switching module group is connected with the emergency power supply to be tested, the load of the emergency power supply to be tested can be controlled and loaded through the main control processor;
the commercial power switching module is connected with a commercial power supply end and used for controlling the connection and disconnection of the emergency power supply to be tested and commercial power input; the direct current switching module is connected with the direct current power supply end and the inverter of the emergency power supply to be tested and used for controlling the connection and disconnection of the emergency power supply to be tested and direct current voltage input.
2. The test system of claim 1, wherein the set of switch modules further comprises:
and the continuous switching module is connected with the main control processor and used for controlling the connection and disconnection of the voltage output end of the emergency power supply to be tested and the heavy load module.
3. The test system of claim 2, wherein the master processor is connected to the utility switching module, the dc switching module, and the persistent switching module in each switching module group.
4. The test system of claim 3, wherein the master processor is connected to the utility switching module, the DC switching module, and the persistent switching module in each switching module group via a data bus.
5. The test system of claim 1, wherein the master processor comprises a single-chip microcomputer.
6. The test system of claim 1, wherein the master processor comprises:
the data receiving module is used for receiving circuit parameters fed back by each circuit and module in the intelligent test system;
the data sending module is used for sending out a control signal for controlling the working state of each circuit and module in the intelligent test system;
and the display is used for displaying the circuit parameters and the working state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821520193.3U CN209961891U (en) | 2018-09-18 | 2018-09-18 | Intelligent test system of power supply unit |
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| CN201821520193.3U CN209961891U (en) | 2018-09-18 | 2018-09-18 | Intelligent test system of power supply unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283472A (en) * | 2018-09-18 | 2019-01-29 | 四川创宏电气有限公司 | A kind of power-supply device Intelligentized test system and test method |
| CN114487896A (en) * | 2021-12-31 | 2022-05-13 | 深圳市驰普科达科技有限公司 | Power supply equipment aging testing cabinet |
-
2018
- 2018-09-18 CN CN201821520193.3U patent/CN209961891U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283472A (en) * | 2018-09-18 | 2019-01-29 | 四川创宏电气有限公司 | A kind of power-supply device Intelligentized test system and test method |
| CN109283472B (en) * | 2018-09-18 | 2023-12-19 | 四川创宏电气有限公司 | Intelligent testing system and testing method for power supply equipment |
| CN114487896A (en) * | 2021-12-31 | 2022-05-13 | 深圳市驰普科达科技有限公司 | Power supply equipment aging testing cabinet |
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