CN112731016A - Electric vehicle remote service and management alarm function testing method and system - Google Patents
Electric vehicle remote service and management alarm function testing method and system Download PDFInfo
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- CN112731016A CN112731016A CN202011515680.2A CN202011515680A CN112731016A CN 112731016 A CN112731016 A CN 112731016A CN 202011515680 A CN202011515680 A CN 202011515680A CN 112731016 A CN112731016 A CN 112731016A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
Abstract
The invention relates to the field of electric vehicle detection, in particular to a method and a system for testing remote service and management alarm functions of an electric vehicle. A method for testing remote service and management alarm function of an electric vehicle is provided, which connects a signal simulation end into a whole vehicle system and comprises the following steps: intercepting the detection data of the detection related items of the whole vehicle through the signal simulation terminal, and performing data simulation adjustment on the to-be-detected related items to obtain simulation fault signals; the whole vehicle system receives and transmits the simulation fault signal to a remote platform; and the remote platform receives the simulation fault signal to realize early warning of the detection related items, so that the system alarm function is normal, otherwise, the system alarm function is abnormal. The electric vehicle remote service and management alarm function test method provided by the invention uses the signal simulation end to adjust the fault signal of the detection related item, can quickly judge whether the vehicle remote alarm function is normal without reaching the normal fault state, and is convenient and quick.
Description
Technical Field
The invention relates to the field of electric vehicle detection, in particular to a method and a system for testing remote service and management alarm functions of an electric vehicle.
Background
In recent years, the national policy is strongly supported, the new energy automobile industry is rapidly developed, and the holding capacity of new energy automobiles is increased year by year. Meanwhile, the new energy automobile has uneven product quality, and the potential safety hazard and the risk of the product are correspondingly increased. In order to ensure the continuous healthy development of the new energy automobile industry and better guarantee the life and property safety and public safety of citizens, relevant regulations require that new energy automobile production enterprises should establish an enterprise electric vehicle remote service and management platform, monitor the running states of all sold new energy automobile products, upload the real-time data of new energy automobiles to a national new energy automobile management and service platform according to the requirements of a national standard protocol GB32960.3, and general alarm data belongs to a part of the real-time data of new energy automobiles.
The general alarm related in the national standard can correctly feed back the real-time faults of the current whole vehicle, and can not give a false alarm or misreport, otherwise, the real-time state of the vehicle can not be correctly reflected, the safe operation of the vehicle can not be ensured, and even the life safety and public safety of passengers are damaged in serious cases. The general alarm item of the remote service and management system of the electric vehicle is used for feeding back real-time faults of the current whole vehicle in real time, and false alarm or false alarm cannot occur, otherwise, the real-time state of the vehicle cannot be correctly reflected, the safe operation of the vehicle is influenced, and even the life safety and public safety of passengers are damaged in serious cases. The method is used for testing the effectiveness of the general alarm function of the electric automobile remote service and management system.
Patent document CN201610207091.5 discloses an automatic configuration and test system and an automatic configuration and test method for vehicle parameters of an electric vehicle. The system comprises an automatic testing machine, a parameter configuration computer and a server. The automatic testing machine is connected with the intelligent electric vehicle through the anti-interference data exchange bus, sends configuration parameters and testing instructions to the intelligent electric vehicle, and judges whether the quality of the intelligent electric vehicle is qualified or not according to the fed back parameters. The parameter configuration computer performs parameter configuration, and the server stores the detection information of each trolley. The invention can realize the automatic parameter configuration of the intelligent electric vehicle and the automatic detection of the quantitative index of the intelligent electric vehicle. However, the existing test scheme is to adopt a real vehicle to carry out the joint debugging of the whole vehicle, and related parts on the real vehicle are required to physically trigger corresponding general alarm items, even triggering of partial alarm items needs to destroy a power battery system or other parts of the whole vehicle, so that the operation is very complicated, various devices and a large amount of manpower are required to be invested, and the test efficiency is also influenced.
Therefore, the existing vehicle detection alarm system has defects, and needs to be improved and enhanced.
Disclosure of Invention
In view of the above-mentioned shortcomings in the prior art, the present invention provides a method and a system for testing remote service and management alarm function of an electric vehicle, which can solve the technical problems mentioned in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for testing remote service and management alarm function of an electric vehicle is provided, which connects a signal simulation end into a whole vehicle system and comprises the following steps:
intercepting the detection data of the detection related items of the whole vehicle through the signal simulation terminal, and performing data simulation adjustment on the to-be-detected related items to obtain simulation fault signals;
the whole vehicle system receives and transmits the simulation fault signal to a remote platform;
and the remote platform receives the simulation fault signal to realize early warning of the detection related items, so that the system alarm function is normal, otherwise, the system alarm function is abnormal.
According to the optimized testing method for the remote service and management alarm function of the electric vehicle, the mode of executing data simulation adjustment by the signal simulation end comprises manual input and automatic program analysis; the method specifically comprises the following steps:
and adjusting the relevant detection data into a simulated fault signal by using a manual input or program automatic analysis mode through the signal simulation end.
The optimized electric vehicle remote service and management alarm function test method comprises the following steps of: and according to different detection requirements, simulating and adjusting the detection data into simulated fault signals of different levels.
Preferably, the method for testing remote service and management alarm function of an electric vehicle comprises the following steps: temperature difference alarm, battery high temperature alarm, vehicle-mounted energy storage device type overvoltage alarm, vehicle-mounted energy storage device type over-voltage and under-voltage alarm, SOC low alarm, single battery overvoltage alarm, single battery under-voltage alarm, SOC over-voltage alarm, SOC jump alarm, rechargeable energy storage system mismatching alarm, single battery consistency difference alarm, insulation alarm, DC-DC temperature alarm, brake system alarm, DC-DC state alarm, driving motor controller temperature alarm, high-voltage interlocking state alarm, driving motor temperature alarm and vehicle-mounted energy storage device type overcharge.
An alarm function testing system using the alarm function testing method comprises a signal simulation end, a whole vehicle system and a remote platform; the whole vehicle system is in communication connection with the remote platform; and the signal simulation end is connected in series with a data transmission line for detecting related items in the whole vehicle system.
In the preferred alarm function testing system, the mode of executing data simulation adjustment by the signal simulation end comprises manual input and automatic program analysis; the method specifically comprises the following steps:
and adjusting the relevant detection data into a simulated fault signal by using a manual input or program automatic analysis mode through the signal simulation end.
In the preferred alarm function testing system, the signal simulation end comprises a simulation unit and a human-computer interaction unit which are connected in series;
the simulation unit is used for receiving detection data of detection related items in the whole vehicle system, modifying the detection data into a simulation fault signal and sending the simulation fault signal to the whole vehicle system as detection data;
and the man-machine interaction unit is used for displaying the detection data of the detection related items and the simulation fault signal result and issuing a fault triggering simulation signal instruction to the simulation unit.
Preferably, the human-computer interaction unit is provided with a fault level simulation unit for modifying the detection data of the detection related items into fault simulation signals of different levels.
Preferably, in the alarm function test system, the signal simulation terminal is connected in series to one or more data transmission lines for detecting related items.
Preferably, in the alarm function testing system, the signal simulation end is a computer.
Compared with the prior art, the method and the system for testing the remote service and management alarm function of the electric vehicle have the following beneficial effects:
the electric vehicle remote service and management alarm function test method provided by the invention uses the signal simulation end to adjust the fault signal of the detection related item, can quickly judge whether the vehicle remote alarm function is normal without reaching the normal fault state, and is convenient and quick.
Drawings
FIG. 1 is a flow chart of a method for testing remote service and management alarm functions of an electric vehicle according to the present invention;
fig. 2 is a block diagram of a functional test system provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It is to be understood by those skilled in the art that the foregoing general description and the following detailed description are exemplary and explanatory of specific embodiments of the invention, and are not intended to limit the invention.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process or method that comprises a list of steps does not include only those steps, but may include other steps not expressly listed or inherent to such process or method. Also, without further limitation, one or more devices or subsystems, elements or structures or components beginning with "comprise. The appearances of the phrases "in one embodiment," "in another embodiment," and similar language throughout this specification may, but do not necessarily, all refer to the same embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Referring to fig. 1-2, the invention provides an alarm function testing system, which comprises a signal simulation end 1, a whole vehicle system 2 and a remote platform 3; the whole vehicle system 2 is in communication connection with the remote platform 3; the signal simulation end 1 is connected in series with a data transmission line for detecting related items in the whole vehicle system 2. The system is used for testing whether the general alarm functions of a vehicle-mounted system of the electric vehicle and a remote service management platform are normal. Specifically, the data transmission line is a Controller Area Network bus (CAN) in this embodiment, and further, the signal simulation terminal 1 also has a corresponding CAN line, and has an incoming line and an outgoing line, where the incoming line is used to connect with the CAN line for detecting the relevant items, and the outgoing line is connected with the CAN line of the vehicle Controller in the vehicle control system 2, so that the relevant items for detection are disconnected from the vehicle Controller, and the detection data firstly enters the signal simulation terminal 1 and then CAN enter the vehicle control unit. And then the normal system sends the signal output by the signal simulation end 1 to the remote platform 3, and the remote platform 3 makes a corresponding response, so that whether the remote alarm function can be normally realized can be judged. The signal simulation terminal 1 is preferably a computer, is convenient and fast, and has corresponding interaction capability and corresponding processing capability, and of course, may be other electronic devices with the same function.
Correspondingly, the invention also provides a method for testing the remote service and management alarm function of the electric vehicle, which is used for connecting the signal simulation terminal 1 into the whole vehicle system 2 and comprises the following steps:
intercepting the detection data of the detection related items of the whole vehicle through the signal simulation terminal 1, and performing data simulation adjustment on the related items to be detected to obtain a simulation fault signal;
the whole vehicle system 2 receives and transmits the simulation fault signal to the remote platform 3; and (4) according to different alarm item requirements, simulating and triggering the detection related items in real time.
And the remote platform 3 receives the simulation fault signal to realize early warning of the detection related items, so that the system alarm function is normal, otherwise, the system alarm function is abnormal.
The function test system can be used for completely testing the alarm function system of the whole vehicle by matching with an electric vehicle remote service and management alarm function test method, and the condition that abnormal detection data cannot be reported or normal fault early warning cannot be performed after the abnormal detection data is reported is avoided.
As a preferred scheme, in this embodiment, the signal simulation terminal 1 includes a simulation unit and a human-computer interaction unit connected in series;
the simulation unit is used for receiving detection data of detection related items in the whole vehicle system 2, modifying the detection data into a simulation fault signal, and sending the simulation fault signal to the whole vehicle system 2 as detection data; the simulation unit is connected with the human-computer interaction unit and the detection related items. The detection related items are sensors for detecting basic parameters of the vehicle, such as a tire pressure sensor, each liquid level sensor, and the like, and are specifically determined according to the detection items of the electric vehicle, which is not limited in the invention. And the upper computer analyzes the received signal simulation set value of the general alarm of the human-computer interaction interface, judges the CAN message data sent by the associated controller according to the analysis result, and sends the processed CAN message to the whole vehicle controller. Specifically, the simulation unit is used for receiving a trigger instruction of the human-computer interaction unit and detection data related to detection in the whole vehicle system, modifying the detection data into a simulation fault signal according to the requirement of the trigger instruction, and sending the simulation fault signal to the whole vehicle system for verifying the reasonability of the remote service and management alarm function of the electric vehicle.
And the man-machine interaction unit is used for displaying the detection data of the detection related items and the simulation fault signal result and issuing a fault triggering simulation signal instruction to the simulation unit. The human-computer interaction unit is preferably a touch screen and can provide an interface for a tester to manually set one or a plurality of general alarm items simultaneously. Specifically, the human-computer interaction unit provides an imaging operation interface, integrates a trigger control for detecting related items, and is beneficial for personnel to accurately and intuitively send a trigger instruction to the simulation unit.
The man-machine interaction unit is provided with a fault grade simulation unit and is used for modifying the detection data of the detection related items into fault simulation signals of different grades. This is used for setting of detection items with different fault levels, for example, tire pressure detection has a plurality of alarm levels, and different alarm signals of the remote platform 3 can be triggered after receiving signals by setting fault simulation signals with different levels. The man-machine interaction unit can send an instruction for triggering a single general detection related item or simultaneously triggering a plurality of detection related items to the simulation unit by pressing the control.
Preferably, in this embodiment, the signal simulation terminal 1 is connected in series to a plurality of data transmission lines for detecting related items at the same time. One or more fault simulation signals can be adjusted simultaneously as required for triggering alarm signals under different conditions. And the signal simulation end simulates and triggers the detection related items in real time and sends the detection related items to the whole vehicle system when receiving the trigger instruction of the detection related items under the condition of ensuring the normal transmission of the data of the whole vehicle system. The simulation end can send the simulation fault signal of single or a plurality of detection correlation items to the data bus, and the whole vehicle system receives the detection data of each detection correlation item through the data bus.
As a preferred scheme, in this embodiment, the way of performing data simulation adjustment by the signal simulation terminal 1 includes manual input and automatic program analysis; the method specifically comprises the following steps:
and the signal simulation terminal 1 adjusts the relevant detection data into a simulated fault signal in a mode of manual input or automatic program analysis.
Further, the simulating the fault signal includes: temperature difference alarm, battery high temperature alarm, vehicle-mounted energy storage device type overvoltage alarm, vehicle-mounted energy storage device type over-voltage and under-voltage alarm, SOC low alarm, single battery overvoltage alarm, single battery under-voltage alarm, SOC over-voltage alarm, SOC jump alarm, rechargeable energy storage system mismatching alarm, single battery consistency difference alarm, insulation alarm, DC-DC temperature alarm, brake system alarm, DC-DC state alarm, driving motor controller temperature alarm, high-voltage interlocking state alarm, driving motor temperature alarm and vehicle-mounted energy storage device type overcharge.
In summary, the method and the system for testing the remote service and management alarm function of the electric vehicle provided by the invention have the following advantages:
1. the alarm commands of 19 general alarm items such as temperature difference alarm, battery high temperature alarm, over-voltage alarm of vehicle-mounted energy storage device type and the like can be simulated by signals through manual setting of a tester. The test of the general alarm function can be completed by comparing the input command set on the man-machine interaction interface and the display result on the electric vehicle remote service and management system.
2. In the testing process, after receiving an input command set on a human-computer interaction interface, a signal simulation end 1 calls a program to change a general alarm message on a finished automobile CAN network, sends the finished automobile message containing the changed general alarm information to a finished automobile controller, sends the finished automobile message to a vehicle-mounted terminal by the finished automobile controller, and sends the vehicle-mounted terminal to an electric automobile remote service and management system, namely a remote platform 3, so that a simulated fault item is displayed in a management system of the remote platform 3.
3. The general alarm of the remote service and management system of the electric vehicle can be triggered without damaging parts such as a power battery, a DC-DC and the like of the whole vehicle; low cost, convenience and high efficiency.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (10)
1. A method for testing remote service and management alarm function of an electric vehicle is characterized in that a signal simulation end is connected into a whole vehicle system, and comprises the following steps:
intercepting the detection data of the detection related items of the whole vehicle through the signal simulation terminal, and performing data simulation adjustment on the to-be-detected related items to obtain simulation fault signals;
the whole vehicle system receives and transmits the simulation fault signal to a remote platform;
and the remote platform receives the simulation fault signal to realize early warning of the detection related items, so that the system alarm function is normal, otherwise, the system alarm function is abnormal.
2. The method for testing the remote service and management alarm function of the electric vehicle as claimed in claim 1, wherein the manner of performing the data simulation adjustment by the signal simulation terminal comprises manual input and automatic program analysis; the method specifically comprises the following steps:
and adjusting the relevant detection data into a simulated fault signal by using a manual input or program automatic analysis mode through the signal simulation end.
3. The method for testing remote service and management alarm function of electric vehicle as claimed in claim 1, wherein, in performing the analog adjustment: and according to different detection requirements, simulating and adjusting the detection data into simulated fault signals of different levels.
4. The method of claim 1, wherein simulating the fault signal comprises: temperature difference alarm, battery high temperature alarm, vehicle-mounted energy storage device type overvoltage alarm, vehicle-mounted energy storage device type over-voltage and under-voltage alarm, SOC low alarm, single battery overvoltage alarm, single battery under-voltage alarm, SOC over-voltage alarm, SOC jump alarm, rechargeable energy storage system mismatching alarm, single battery consistency difference alarm, insulation alarm, DC-DC temperature alarm, brake system alarm, DC-DC state alarm, driving motor controller temperature alarm, high-voltage interlocking state alarm, driving motor temperature alarm and vehicle-mounted energy storage device type overcharge.
5. An alarm function testing system using the alarm function testing method of any one of claims 1 to 4, comprising a signal simulation terminal, a vehicle system and a remote platform; the whole vehicle system is in communication connection with the remote platform; and the signal simulation end is connected in series with a data transmission line for detecting related items in the whole vehicle system.
6. The system for testing alarm function of claim 5, wherein the signal simulation end performs the data simulation adjustment by manual input and automatic program analysis; the method specifically comprises the following steps:
and adjusting the relevant detection data into a simulated fault signal by using a manual input or program automatic analysis mode through the signal simulation end.
7. The alarm function testing system of claim 5, wherein the signal simulation terminal comprises a simulation unit and a human-computer interaction unit which are connected in series;
the simulation unit is used for receiving detection data of detection related items in the whole vehicle system, modifying the detection data into a simulation fault signal and sending the simulation fault signal to the whole vehicle system as detection data;
and the man-machine interaction unit is used for displaying the detection data of the detection related items and the simulation fault signal result and issuing a fault triggering simulation signal instruction to the simulation unit.
8. The alarm function test system of claim 7, wherein the human-machine interaction unit has a fault level simulation unit for modifying the detection data of the detection-related item into a fault simulation signal of a different level.
9. The alarm function test system of claim 5, wherein the signal analog terminal is connected in series to a plurality of data transmission lines for detecting the relevant items at the same time.
10. The alarm function testing system of claim 5, wherein the signal simulation terminal is a computer.
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Application publication date: 20210430 |