CN113093692A - Automatic testing method and system for ignition control system - Google Patents
Automatic testing method and system for ignition control system Download PDFInfo
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- CN113093692A CN113093692A CN202110281973.7A CN202110281973A CN113093692A CN 113093692 A CN113093692 A CN 113093692A CN 202110281973 A CN202110281973 A CN 202110281973A CN 113093692 A CN113093692 A CN 113093692A
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- China
- Prior art keywords
- control system
- test
- ignition control
- module
- ignition
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P17/00—Testing of ignition installations, e.g. in combination with adjusting; Testing of ignition timing in compression-ignition engines
Abstract
The invention provides an automatic testing system and method of an ignition control system, which comprises the following steps: the system comprises a display control combination, a master control plug box, an ignition control system and test software; the display control combination is connected with the main control subrack; the main control plug box is connected with the ignition control system; and the test software is installed in the display control combination. The invention successfully realizes the automatic test function of the ignition control system.
Description
Technical Field
The invention relates to the technical field of ignition control systems, in particular to a method and a system for automatically testing an ignition control system.
Background
In the traditional ignition control system test, a manual test method is often adopted to test the ignition control system, and because the ignition control system needs to collect more signals, the ignition control signals need to be continuously replaced to collect in the manual test process, the test efficiency is low. Therefore, a new testing technology must be applied, which not only can realize the automatic switching of the ignition control signals in the test, but also can meet the requirement of the automatic test of the ignition control system.
Patent document CN204312242U (application number: 201420807477.6) discloses an automatic testing system of an ignition module, which comprises an industrial personal computer, a multi-channel acquisition card, an output signal conditioning module, an input signal conditioning module and a relay switching module, wherein the industrial personal computer is connected with the input end of the output signal conditioning module through the multi-channel acquisition card, and the output end of the output signal conditioning module is connected with the control signal input end of an external ignition module through the relay switching module; the external ignition module is also connected with the input end of the input signal conditioning module through the relay switching module, and the output end of the input signal conditioning module is connected with the industrial personal computer through a multi-channel acquisition card.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an automatic testing system and method for an ignition control system.
According to the invention, the automatic test system of the ignition control system comprises: the system comprises a display control combination, a master control plug box, an ignition control system and test software;
the display control combination is connected with the main control subrack; the main control plug box is connected with the ignition control system; and the test software is installed in the display control combination.
Preferably, the master control subrack includes: the resistance simulation load control system comprises a control system, a resistance simulation load module, a power supply module and a data acquisition module;
the resistance simulation load module comprises a resistor for an ignition control signal and an ignition control signal return line;
the power supply module comprises a power supply which is input to an ignition control system in a test;
the data acquisition module comprises a matrix switch module and a universal meter module;
the control system comprises a serial port communication module and a power supply control module.
Preferably, the control system comprises: the control system control power supply module inputs power supply to the ignition control system in test and controls the matrix switch module and the universal meter module in the data acquisition module to sequentially acquire the voltage value of the preset ignition control system.
According to the automatic testing method of the ignition control system provided by the invention, the automatic testing system of the ignition control system is used for executing the following steps:
step M1: the display control combination selects a test type, and sends an instruction corresponding to the selected test type to the master control plug-in box through a network cable;
step M2: the master control plug-in box operates according to the instruction corresponding to the selected test type and sends a test instruction to the ignition control system;
step M3: and outputting the test result to test software, and judging whether the ignition control system meets the preset index or not by the test software according to the test result.
Preferably, the test types in the step M1 include: charging test and discharging test.
Preferably, the charging test comprises: when the test type is a charging test, the control system in the master control plug box controls the power supply module to add a preset voltage power supply to the ignition control system through the cable and sends a charging test instruction to the ignition control system; the control system controls the data acquisition module to acquire the voltage value of the ignition control system.
Preferably, the purging test comprises: when the test type is the discharging test, the control system in the master control subrack controls the ignition control system to send out a discharging test instruction, and the control system controls the data acquisition module to acquire the voltage value of the ignition control system after the preset time.
Preferably, the step M3 includes: and the test software displays the obtained test result on the display control component.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through software and hardware coordination, 5V charging test, 27V charging test and 27V discharging test of the ignition control system can be respectively realized, and the automatic test function of the ignition control system is successfully realized.
2. The invention tests a set of ignition control system, the required time is 5 minutes, and the test of a set of ignition control system requires half an hour when the original manual test is used, thereby saving a large amount of time and improving the efficiency.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a diagram of an automatic test software interface for an ignition control system according to the present invention;
FIG. 2 is a block diagram of an automatic test of an ignition control system provided by the present invention;
fig. 3 is a charging program diagram of the ignition control system 27V provided by the present invention.
Fig. 4 is a 27V discharge program diagram of the ignition control system provided by the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
Example 1
According to the invention, the automatic test system of the ignition control system comprises: the ignition control system comprises a 2U display control combination, a 4U main control plug box, an ignition control system and test software;
the display control combination is connected with the main control plug box through a network cable; the main control plug box is connected with the ignition control system through a cable; and the test software is installed in the display control combination.
Specifically, the master control subrack includes: the resistance simulation load control system comprises a control system, a resistance simulation load module, a power supply module and a data acquisition module;
the resistance simulation load module comprises a resistor for an ignition control signal and an ignition control signal return line;
the power supply module comprises a power supply which is input to an ignition control system in a test;
the data acquisition module comprises a matrix switch module and a universal meter module;
the control system comprises a serial port communication module and a power supply control module.
Specifically, the control system includes: and the control system controls the power supply module to input power to the ignition control system in the test and controls the matrix switch module and the universal meter module in the data acquisition module to sequentially acquire 30 paths of voltage values of the ignition control system.
The ignition control system is automatically tested by controlling the resistor simulation module, the power supply module and the data acquisition module by the control system, and the control system is embedded in the main control plug-in box as a module, so that the modularized test requirement is met.
According to the automatic testing method of the ignition control system provided by the invention, the automatic testing system of the ignition control system is used for executing the following steps:
step M1: the display control combination selects a test type, and sends an instruction corresponding to the selected test type to the master control plug-in box through a network cable;
step M2: the master control plug-in box operates according to the instruction corresponding to the selected test type and sends a test instruction to the ignition control system;
step M3: and outputting the test result to test software, judging whether the ignition control system meets the preset index or not by the test software according to the test result, and lighting a green light when the ignition control system meets the requirement and lighting a red light when the ignition control system does not meet the requirement.
Specifically, the test types in the step M1 include: charging test and discharging test.
Specifically, the charging test includes: when the test type is a charging test, the control system in the master control plug box controls the power supply module to add a preset voltage power supply to the ignition control system through the cable and sends a charging test instruction to the ignition control system; the control system controls the data acquisition module to acquire the voltage value of the ignition control system.
Specifically, the purging test comprises: when the test type is the discharging test, the control system in the master control subrack controls the ignition control system to send out a discharging test instruction, and the control system controls the data acquisition module to acquire the voltage value of the ignition control system after the preset time.
Specifically, the step M3 includes: and the test software displays the obtained test result on the display control component.
Example 2
Example 2 is a preferred example of example 1
Referring to fig. 2, the method for automatically testing an ignition control system provided by the present invention includes: the system comprises a main control plug-in box, a display control combination, a cable and test software; the display control combination is connected with the main control plug box through a network cable, and the main control plug box is connected with the ignition control system through a cable; the master control plug-in box comprises a control system, a resistance simulation module, a power supply module and a data acquisition module; the test software is installed in a display control combination, a test item is selected through the display control combination, and an instruction corresponding to the test item is sent to the main control plug-in box through a network cable; the control system sends instructions to the resistance simulation module, the power supply module and the data acquisition module according to test items corresponding to the instructions, the modules receiving the instructions operate according to the test items, test results are output to the display control combination, and the display control combination automatically gives a conclusion whether the ignition control system meets the indexes or not according to the test results.
Referring to fig. 1, the test software is installed in the display and control combination, so the display and control combination can be a computer and keyboard and mouse combination. Selecting a test item on the interface shown in FIG. 1, the test item comprising: the ignition control system 5V charge test, 27V discharge test.
When the ignition control system is subjected to 5V charging test, a 5V charging test button of test software is clicked, and the test software sends a 5V charging test instruction of the ignition control system to the master control plug-in box; each path of ignition control signal needs to be connected with a resistance simulation module in parallel through a cable; the control system controls the power supply module to add a 5V power supply to the ignition control system through a cable and sends a 5V charging test instruction to the ignition control system, the data acquisition module sequentially acquires voltages at two ends of a charging capacitor of 30 ignition paths through the matrix switch and the universal meter module and transmits a test result acquired by the data acquisition module back to the display control combination, the test result meets the index requirement, the test software is bright green, and the test software is bright red when the index requirement is not met. The resistance simulation module is a resistor for an ignition control signal and an ignition control signal return wire, and plays a role in test protection.
When the ignition control system 27V is in charge test, clicking a '27V charge test' button of test software, and sending the ignition control system 27V charge test to a main control case by the test software; each path of ignition control signal needs to be connected with a resistance simulation module in parallel through a cable; the control system controls the power supply module to add 27V power to the ignition control system through a cable and sends a 27V charging test instruction to the ignition control system, the 1.2S rear data acquisition module sequentially acquires voltages at two ends of a charging capacitor of 30 paths of ignition channels through the matrix switch and the universal meter module and transmits a test result back to the display control combination, and referring to fig. 3, the test result meets the index requirement, the test software is bright green, and the test software is bright red when the index requirement is not met.
When the ignition control system 27V discharges electricity, clicking a '27V discharges electricity test' button of the test software, and sending the 27V discharging test of the ignition control system to the master control subrack by the test software; each path of ignition control signal needs to be connected with a resistance simulation module in parallel through a cable; the control system controls the ignition control system to send out a 27V discharging test instruction, the 2S rear data acquisition module sequentially acquires voltages at two ends of a charging capacitor of 30 ignition channels through the matrix switch and the universal meter module and transmits a test result back to the display control combination, and referring to fig. 4, the test result meets the index requirement, the test software is bright green, and the test software is bright red when the index requirement is not met.
The automatic testing method of the ignition control system successfully realizes the automatic testing function of the ignition control system and shortens the testing time and the complexity of the traditional ignition control system.
Those skilled in the art will appreciate that, in addition to implementing the systems, apparatus, and various modules thereof provided by the present invention in purely computer readable program code, the same procedures can be implemented entirely by logically programming method steps such that the systems, apparatus, and various modules thereof are provided in the form of logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers and the like. Therefore, the system, the device and the modules thereof provided by the present invention can be considered as a hardware component, and the modules included in the system, the device and the modules thereof for implementing various programs can also be considered as structures in the hardware component; modules for performing various functions may also be considered to be both software programs for performing the methods and structures within hardware components.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (8)
1. An automatic test system for an ignition control system, comprising: the system comprises a display control combination, a master control plug box, an ignition control system and test software;
the display control combination is connected with the main control subrack; the main control plug box is connected with the ignition control system; and the test software is installed in the display control combination.
2. The automatic test system of an ignition control system of claim 1, wherein the master plug-in box comprises: the resistance simulation load control system comprises a control system, a resistance simulation load module, a power supply module and a data acquisition module;
the resistance simulation load module comprises a resistor for an ignition control signal and an ignition control signal return line;
the power supply module comprises a power supply which is input to an ignition control system in a test;
the data acquisition module comprises a matrix switch module and a universal meter module;
the control system comprises a serial port communication module and a power supply control module.
3. The automatic test system for an ignition control system of claim 2, wherein the control system comprises: the control system control power supply module inputs power supply to the ignition control system in test and controls the matrix switch module and the universal meter module in the data acquisition module to sequentially acquire the voltage value of the preset ignition control system.
4. An automatic test method of an ignition control system, characterized in that the following steps are executed by using the automatic test system of an ignition control system as claimed in any of claims 1-3:
step M1: the display control combination selects a test type, and sends an instruction corresponding to the selected test type to the master control plug-in box through a network cable;
step M2: the master control plug-in box operates according to the instruction corresponding to the selected test type and sends a test instruction to the ignition control system;
step M3: and outputting the test result to test software, and judging whether the ignition control system meets the preset index or not by the test software according to the test result.
5. The automatic test method of an ignition control system according to claim 4, characterized in that the test type in the step M1 includes: charging test and discharging test.
6. The ignition control system automatic test method according to claim 5, characterized in that the charge test includes: when the test type is a charging test, the control system in the master control plug box controls the power supply module to add a preset voltage power supply to the ignition control system through the cable and sends a charging test instruction to the ignition control system; the control system controls the data acquisition module to acquire the voltage value of the ignition control system.
7. The ignition control system automatic test method of claim 5, wherein the purging test comprises: when the test type is the discharging test, the control system in the master control subrack controls the ignition control system to send out a discharging test instruction, and the control system controls the data acquisition module to acquire the voltage value of the ignition control system after the preset time.
8. The automatic test method of an ignition control system according to claim 4, characterized in that said step M3 includes: and the test software displays the obtained test result on the display control component.
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