CN114323686A - Method and device for testing voltage, current and temperature of vehicle controller - Google Patents
Method and device for testing voltage, current and temperature of vehicle controller Download PDFInfo
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- CN114323686A CN114323686A CN202111549920.5A CN202111549920A CN114323686A CN 114323686 A CN114323686 A CN 114323686A CN 202111549920 A CN202111549920 A CN 202111549920A CN 114323686 A CN114323686 A CN 114323686A
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Abstract
The invention discloses a method and a device for testing voltage, current and temperature of a vehicle controller, wherein the testing method comprises the following steps: establishing a test application on the upper computer to process the acquired data; the upper computer stores standard parameters of parameter information when the controller to be tested operates, and the upper computer has one or more parameter numbers; the parameter number can load standard parameters; the acquisition module establishes a mapping relation with the parameter number, so that real-time parameter information data uploaded by the acquisition module by an upper computer is associated with the standard parameter loaded by the parameter number, the measured data is monitored by comparing the standard parameter with the real-time parameter information, and the real-time parameter information data exceeding a normal threshold value is stored; generating an abnormal parameter information report; the invention can realize multi-channel simultaneous measurement, display the measurement parameters on the screen of the upper computer in the form of characters or graphs, judge the problems more intuitively and quickly, and carry out data analysis and generate a data curve. The measurement data may be stored.
Description
Technical Field
The invention belongs to the technical field of automobile electronic testing in an automobile development stage, and particularly relates to a method and a device for testing voltage, current and temperature of a vehicle controller.
Background
With the rapid development of automobile technology, the vehicle intelligence is gradually improved, the number of controllers for the whole vehicle is continuously increased, and the controller state has higher requirements. The voltage and current of each controller can be accurately mastered, the quality of the whole vehicle can be improved, and the situation of overhigh power consumption can be avoided. And in the automobile development stage, clear design requirements are provided for the voltage and current values of each controller. In the traditional method, a universal meter is generally connected into a main loop for measurement, then a fuse corresponding to a controller to be measured is pulled out, and after a vehicle enters a measurement state, the voltage, the current and the temperature of the whole vehicle are monitored, so that a numerical value to be measured is obtained. This operation requires repeated disconnection of the power supply, is complicated and lacks safety. The measurement of each controller needs to be carried out one by one, the measurement is carried out by a single numerical value, the judgment process is not visual, time and labor are wasted, and the problems are needed to be solved urgently.
Disclosure of Invention
The present invention is directed to a method and an apparatus for testing voltage, current and temperature of a vehicle controller, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a vehicle controller voltage, current, temperature test method comprising:
establishing a test application on the upper computer, and processing the acquired data through the test application mode;
the upper computer stores a standard parameter database of parameter information when the controller to be tested operates, wherein the parameter information comprises voltage parameter information, current parameter information and temperature parameter information;
the method comprises the following steps that an upper computer receives a parameter selection instruction input by a user, wherein the parameter selection instruction is used for selecting one or more parameter numbers prestored in the upper computer;
the parameter number can load the standard parameter;
the acquisition module can establish a mapping relation with the parameter number, so that the real-time parameter information data uploaded by the acquisition module by the upper computer is associated with the standard parameter loaded by the parameter number;
the parameter information data is used for representing parameter information of the detected controller, wherein after the upper computer receives the parameter information data of the detection module, the method further comprises the following steps:
the upper computer sends the parameter information data to an image display module of the upper computer, and the image display module is used for displaying one or more parameter information of the detected controller;
calculating whether the real-time parameter information data exceeds a threshold value of the standard parameter by comparing the standard parameter of the parameter information of the controller to be tested with the real-time parameter information data, and collecting and storing the real-time parameter information data exceeding the threshold value;
and uploading the stored real-time parameter information data to a database.
And further, exporting the real-time parameter information data of the uploaded database.
Further, the associating of the real-time parameter information data uploaded by the acquisition module by the upper computer and the standard parameters loaded by the parameter numbers further comprises: and the real-time parameter information data is sent to the upper computer through a USB module.
Further, a whole car voltage, electric current, temperature testing arrangement includes:
the voltage detection module is used for detecting the voltage of the equipment to be detected and is connected with the equipment to be detected;
the current detection module is used for detecting the current of the equipment to be detected and is connected with the equipment to be detected;
the temperature measuring module is used for detecting the temperature of the equipment to be detected and is connected with the equipment to be detected;
the voltage/current acquisition module is used for acquiring voltage and current data and is respectively connected with the voltage detection module and the current detection module;
the temperature acquisition module is used for acquiring temperature data and is connected with the temperature measurement module;
and the upper computer is respectively communicated with the voltage/current acquisition module and the temperature acquisition module and is used for establishing a test model and processing the acquired data through the test model.
Furthermore, a plurality of voltage/current collection modules are integrated and connected with a plurality of voltage detection modules and a plurality of current detection modules.
Furthermore, a plurality of temperature acquisition modules are integrated together and connected with a plurality of temperature measurement modules.
Further, the temperature measuring module is a thermocouple.
Compared with the prior art, the invention has the beneficial effects that: the invention can realize multi-channel simultaneous measurement, display one or more measurement parameters on the screen of the upper computer in the form of characters or graphs, and can directly measure each required data, thereby judging the problem more quickly. The invention has mathematical calculation function, and can analyze data and generate data curve. And the measuring data can be stored, the whole function is complete, and the method is greatly improved compared with the traditional method.
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FIG. 1 is a flow chart of a method for testing voltage, current and temperature of a finished automobile according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a device for testing voltage, current and temperature of a finished automobile according to an embodiment of the invention.
In the figure: 1. an upper computer; 2. a voltage/current acquisition module; 3. a temperature acquisition module; 4. a voltage detection module; 5. a current detection module; 6. and a temperature measuring module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; in the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to the attached drawings of the specification, the invention provides a technical scheme that: a voltage, current and temperature test method for a whole vehicle comprises the following steps:
s100, establishing a test application mode on an upper computer, and processing the acquired data through the test application mode;
s200, storing standard parameters of parameter information of a controller to be tested during operation in an upper computer, wherein the parameter information comprises voltage parameter information, current parameter information and temperature parameter information;
s300, the upper computer receives a parameter selection instruction input by a user, wherein the parameter selection instruction is used for selecting one or more parameter numbers prestored in the upper computer;
s400, the parameter number can load the standard parameter;
s500, the acquisition module can establish a mapping relation with the parameter number, so that real-time parameter information data uploaded by the acquisition module by the upper computer is associated with the standard parameter loaded by the parameter number, wherein the real-time parameter information data is used for representing real-time parameter information of the detected controller;
s600, calculating whether the real-time parameter information data exceeds a threshold value of the standard parameter or not by comparing the standard parameter of the parameter information of the controller to be tested with the real-time parameter information data, and collecting and storing the real-time parameter information data exceeding the threshold value;
s700, generating an abnormal parameter information report from the stored real-time parameter information data.
In the above embodiment, the standard parameters of the parameter information during the operation of the controller to be tested in step S200 refer to parameter intervals during the operation of the controller to be tested in a certain operation state of the vehicle, such as a normal operating voltage interval, a normal operating current interval, a normal operating temperature interval, and the like of the battery controller, where the standard parameters to be detected or monitored are stored in the upper computer as data for comparison calculation with the real-time parameter information data during the detection or monitoring.
In step S300, the user selects how many parameter numbers need to be established according to the number of the planned measurement controllers and the number of the measurement parameter types of each controller, so as to correspond to the number of the measured items.
In step 400, the standard parameters are loaded into the parameter numbers as basic parameters for testing the operation of the application mode in the parameter numbers.
In step 500, the upper computer allocates a storage location to the real-time parameter information uploaded by one acquisition module, and the storage location can selectively establish a mapping relationship with a parameter number, so that the uploaded real-time parameter information is associated with the parameter number and a standard parameter loaded by the parameter number, and therefore the monitoring of the real-time parameter information under the parameter number in the test application mode is realized, and whether the real-time parameter information is in a normal working interval or not is monitored.
In step 600, if the real-time parameter information is judged to exceed the threshold set by the standard parameter, the data of the abnormal real-time parameter information is collected and stored.
In step 700, the stored data is converted into text information, image information, picture information, etc. to generate an abnormal parameter information report for the comparison and lookup of the testers.
Optionally, after the upper computer receives the parameter information data of the detection module, the method further includes:
the upper computer sends the parameter information data to an image display module of the upper computer, and the image display module is used for displaying one or more parameter information of the detected controller.
Optionally, real-time parameter information data of the uploaded database is exported.
Optionally, the associating, by the acquisition module, the real-time parameter information data uploaded by the upper computer with the standard parameter loaded by the parameter number further includes: and the real-time parameter information data is sent to the upper computer through a USB module.
In another aspect of the present invention, a device for testing voltage, current and temperature of a whole vehicle comprises:
the voltage detection module 4 is used for detecting the voltage of the equipment to be detected and is connected with the equipment to be detected;
the current detection module 5 is used for detecting the current of the equipment to be detected and is connected with the equipment to be detected;
the temperature measuring module 6 is used for detecting the temperature of the equipment to be detected and is connected with the equipment to be detected;
the voltage/current acquisition module 2 is used for acquiring voltage and current data and is respectively connected with the voltage detection module 4 and the current detection module 5;
the temperature acquisition module 3 is used for acquiring temperature data and is connected with the temperature measurement module 6;
and the upper computer 1 is communicated with the voltage/current acquisition module 2 and the temperature acquisition module 3 respectively, is used for establishing a test model and processing the acquired data through the test model.
Optionally, a plurality of voltage/current collection modules 2 are integrated together and connected to a plurality of voltage detection modules 4 and a plurality of current detection modules 5.
Optionally, a plurality of temperature acquisition modules 3 are integrated together and connected with a plurality of temperature measurement modules 6.
Optionally, the temperature measuring module 6 is a thermocouple.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A method for testing voltage, current and temperature of a whole vehicle is characterized by comprising the following steps:
establishing a test application on the upper computer, and processing the acquired data through the test application mode;
the upper computer stores standard parameters of parameter information of the controller to be tested during operation, wherein the parameter information comprises voltage parameter information, current parameter information and temperature parameter information;
the method comprises the following steps that an upper computer receives a parameter selection instruction input by a user, wherein the parameter selection instruction is used for selecting one or more parameter numbers prestored in the upper computer;
the parameter number can load the standard parameter;
the acquisition module can establish a mapping relation with the parameter number, so that real-time parameter information data uploaded by the acquisition module by the upper computer is associated with the standard parameters loaded by the parameter number, wherein the real-time parameter information data is sent to the upper computer through a USB module; wherein said real-time parameter information data is used to characterize a real-time parameter information of said controller under test;
calculating whether the real-time parameter information data exceeds a threshold value of the standard parameter by comparing the standard parameter of the parameter information of the controller to be tested with the real-time parameter information data, and collecting and storing the real-time parameter information data exceeding the threshold value;
and generating an abnormal parameter information report from the stored real-time parameter information data.
2. The voltage, current and temperature test method for the whole vehicle according to claim 1, wherein after the upper computer receives the real-time parameter information data of the detection module, the method further comprises:
the upper computer sends the parameter information data to an image display module of the upper computer, and the image display module is used for displaying one or more parameter information of the detected controller.
3. The vehicle voltage, current and temperature testing method according to claim 1, characterized in that real-time parameter information data uploaded to a database are derived.
4. The method for testing voltage, current and temperature of the whole vehicle according to claim 1, wherein the step of associating the real-time parameter information data uploaded by the acquisition module by the upper computer with the standard parameters loaded by the parameter numbers further comprises the steps of: and the real-time parameter information data is sent to the upper computer through a USB module.
5. The utility model provides a whole car voltage, electric current, temperature testing arrangement which characterized in that includes:
the voltage detection module (4) is used for detecting the voltage of the equipment to be detected and is connected with the equipment to be detected;
the current detection module (5) is used for detecting the current of the equipment to be detected and is connected with the equipment to be detected;
the temperature measuring module (6) is used for detecting the temperature of the equipment to be detected and is connected with the equipment to be detected;
the voltage/current acquisition module (2) is used for acquiring voltage and current data and is respectively connected with the voltage detection module (4) and the current detection module (5);
the temperature acquisition module (3) is used for acquiring temperature data and is connected with the temperature measurement module (6);
the device comprises an upper computer (1), wherein the upper computer (1) is respectively communicated with a voltage/current acquisition module (2) and a temperature acquisition module (3) and is used for establishing a test model and processing acquired data through the test model.
6. The voltage, current and temperature testing device for the whole vehicle as claimed in claim 5, wherein a plurality of voltage/current collecting modules (2) are integrated and connected with a plurality of voltage detecting modules (4) and a plurality of current detecting modules (5).
7. The voltage, current and temperature testing device for the whole vehicle as claimed in claim 5, wherein a plurality of temperature acquisition modules (3) are integrated and connected with a plurality of temperature measurement modules (6).
8. The voltage, current and temperature testing device for the whole vehicle as claimed in claim 5, wherein the temperature measuring module (6) is a thermocouple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111549920.5A CN114323686A (en) | 2021-12-17 | 2021-12-17 | Method and device for testing voltage, current and temperature of vehicle controller |
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| CN202111549920.5A CN114323686A (en) | 2021-12-17 | 2021-12-17 | Method and device for testing voltage, current and temperature of vehicle controller |
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2021
- 2021-12-17 CN CN202111549920.5A patent/CN114323686A/en active Pending
Patent Citations (8)
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| CN103699122A (en) * | 2014-01-09 | 2014-04-02 | 上汽通用五菱汽车股份有限公司 | Finished car controller test platform and control method |
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| CN105676843A (en) * | 2016-04-13 | 2016-06-15 | 中国汽车技术研究中心 | New energy automobile benchmarking and evaluation system and method |
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