CN115615901A - Method and device for detecting residual capacity of air filter element of fuel cell automobile - Google Patents
Method and device for detecting residual capacity of air filter element of fuel cell automobile Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 239000000446 fuel Substances 0.000 title claims abstract description 41
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- 238000003915 air pollution Methods 0.000 claims abstract description 14
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- 238000004590 computer program Methods 0.000 claims description 7
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- 239000003344 environmental pollutant Substances 0.000 abstract description 21
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- 238000012544 monitoring process Methods 0.000 description 25
- 239000007787 solid Substances 0.000 description 12
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- XOCUXOWLYLLJLV-UHFFFAOYSA-N [O].[S] Chemical compound [O].[S] XOCUXOWLYLLJLV-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The application relates to a method and a device for detecting the residual capacity of an air filter element of a fuel cell automobile, wherein the method comprises the following steps: acquiring and calculating the air intake amount of the galvanic pile when the galvanic pile drives in each area according to the atmospheric pollution data of each area of the position information of the driving area, the running time of the galvanic pile and the corresponding air intake flow; and calculating the amount of the air pollutants sucked by the air filter element according to the air intake quantity and the atmospheric pollution data of each area, and obtaining the actual residual capacity of the air filter element based on the difference value between the amount of the sucked air pollutants and the residual amount of the air filter element in the previous period. According to the embodiment of the application, the amount of the pollutants sucked by the air filter element can be calculated according to the air inflow and the air pollution data, the actual residual capacity of the air filter element is obtained according to the difference value between the amount of the pollutants and the residual amount of the air filter element in the last period, so that the replacement prompt is sent in time, the hardware cost is reduced, the air filter element is accurately guided to be replaced, and the damage of a galvanic pile is prevented.
Description
Technical Field
The application relates to the technical field of design of an air system of an automobile fuel cell engine, in particular to a method and a device for detecting the residual capacity of an air filter element of a fuel cell automobile.
Background
With the increasing prominence of the problems of fossil fuel shortage, air pollution, global warming and the like, new energy automobiles gradually replace traditional fuel automobiles, at present, the new energy automobiles in the market mainly adopt pure electric automobiles with chargeable and dischargeable power batteries, and compared with the pure electric automobiles, the fuel cell automobiles have short energy supplementing time, long endurance and good low-temperature adaptability, are known as ultimate energy of future new energy automobiles, are more and more concerned by the industry, and gradually start industrialization.
In the related art, CN113140263A calculates the amount of air sucked by a vehicle fuel cell system by detecting the operating state of the vehicle at a proper time, and detects the operating position of the vehicle and the concentration of solid matters such as PM2.5 and PM10 contained in the air at the operating position, and calculates the amount of solid matters such as PM2.5 and PM10 contained in the sucked air, the capacity of the air filter element of the vehicle is a value that is known by design and the air filter element needs to be replaced when the total amount of solid matters such as PM2.5 and PM10 in the air sucked by the vehicle is close to the capacity of the air filter element. The scheme is used for only evaluating the residual capacity of the air filter element for adsorbing solid matters in the air, cannot be used for identifying the residual capacity of the air filter element for adsorbing toxic gas, and cannot achieve the aim of accurately guiding replacement.
Patent CN110090497A, mainly through discernment air filter's circulation of air resistance change, namely through the air pressure difference value, judge the adsorbed solid matter volume of air filter, judge air filter's remaining life, the air circulation resistance that can lead to air filter because of air filter is solid matter when only adsorbing changes, when gaseous toxic substances such as absorption nitrogen oxygen, sulfur oxygen, can not lead to the circulation resistance change, the remaining absorption of the unable discernment air filter has toxic chemical gas capacity, reach the purpose of guiding the change.
However, in the related art, only the residual capacity of the air filter element for adsorbing solid substances in the air is evaluated, the residual capacity of the air filter element for adsorbing toxic gases cannot be identified, the replacement prompt is difficult to be sent in time, the replacement of the air filter element cannot be accurately guided, the hardware cost of the whole vehicle is increased, and improvement is urgently needed.
Disclosure of Invention
The application provides a method and a device for detecting the residual capacity of an air filter element of a fuel cell automobile, which are used for solving the problems that the residual capacity of the air filter element for adsorbing solid substances in air is only evaluated, the residual capacity of the air filter element for adsorbing toxic gas cannot be identified, a replacement prompt cannot be timely sent, the air filter element cannot be accurately guided to be replaced, the hardware cost of the whole automobile is increased and the like in the related art.
The embodiment of the first aspect of the application provides a method for detecting the residual capacity of an air filter element of a fuel cell automobile, which comprises the following steps: acquiring the position information of a driving area of a current vehicle, the running time of a galvanic pile and the corresponding air intake flow; calculating the air intake amount of the galvanic pile when the galvanic pile drives in each area according to the atmospheric pollution data of each area of the driving area position information, the running time of the galvanic pile and the corresponding air intake flow; and calculating the amount of air pollutants sucked by the air filter element according to the air intake amount and the air pollution data of each area, and obtaining the actual residual capacity of the air filter element based on the difference value between the amount of the sucked air pollutants and the residual amount of the air filter element in the previous period.
According to the technical means, the air intake quantity of the galvanic pile when the galvanic pile runs in each area can be calculated according to the air pollution data of each area of the position information of the running area, the running time of the galvanic pile and the corresponding air intake flow, the air pollutant intake quantity of the air filter element is calculated according to the air intake quantity and the air pollution data of each area, and the actual residual capacity of the air filter element is obtained according to the difference value between the air pollutant intake quantity and the residual quantity of the air filter element in the previous period, so that the replacement prompt is sent out in time, and a vehicle user is guided to scientifically and reasonably replace the air filter element.
Optionally, in an embodiment of the present application, the method further includes: when the actual residual capacity is smaller than a preset threshold value, generating an air filter element replacement reminding signal; and sending the air filter element replacement reminding signal to a mobile terminal of a user, a vehicle terminal and/or a service end of the current vehicle.
According to the technical means, when the actual residual capacity of the air filter element is smaller than a certain threshold value, the air filter element replacement reminding signal can be generated and can reach the mobile terminal of a user, the vehicle terminal and/or the server of the current vehicle, so that the replacement reminding is timely sent out, a vehicle user is guided to scientifically and reasonably replace the air filter element, the hardware cost is reduced, and the damage of a galvanic pile is prevented.
Optionally, in an embodiment of the present application, the method further includes: when the actual residual capacity is larger than or equal to the preset threshold value, generating a reminding signal that the air filter element does not need to be replaced; and sending the air filter element replacement-free reminding signal to the mobile terminal of the user, the vehicle terminal and/or the service terminal of the current vehicle.
According to the technical means, when the actual residual capacity is larger than or equal to a certain threshold value, the air filter element generation reminding signal is not needed to be replaced, and the air filter element is sent to the mobile terminal of the user and the vehicle terminal and/or the server of the current vehicle without the need to be replaced, so that the state of the air filter element can be monitored timely, and the air filter element which is about to fail is guaranteed to be replaced in advance.
Optionally, in an embodiment of the present application, the generating the air filter replacement-free reminder signal includes:
matching an optimal reminding mode according to the difference between the actual residual capacity and the preset threshold; and generating the air filter element replacement-free reminding signal according to the optimal reminding mode.
According to the technical means, the optimal reminding mode can be matched according to the difference value between the actual residual capacity and the certain threshold value, and the air filter element is generated according to the optimal reminding mode without replacing the reminding signal, so that a user is reminded of replacing the air filter element in time, and damage to the electric pile is avoided.
Optionally, in an embodiment of the present application, the method further includes: receiving a warning signal that the air filter element of the current vehicle is replaced; resetting the actual remaining capacity of the air filter based on the air filter replacement alert.
According to the technical means, the air filter element replacement reminding signal of the current vehicle can be received, the actual residual capacity of the air filter element is reset according to the air filter element replacement reminding signal, and therefore a user is further reminded to replace the air filter element scientifically and reasonably.
The embodiment of the second aspect of the application provides a device for detecting the residual capacity of an air filter element of a fuel cell automobile, which comprises: the first acquisition module is used for acquiring the position information of a driving area of the current vehicle, the operation time of a galvanic pile and the corresponding air intake flow; the calculation module is used for calculating the air intake amount of the galvanic pile when the galvanic pile drives in each area according to the atmospheric pollution data of each area of the driving area position information, the running time of the galvanic pile and the corresponding air intake flow; and the second acquisition module is used for calculating the amount of air pollutants sucked by the air filter element according to the air intake quantity and the atmospheric pollution data of each area, and obtaining the actual residual capacity of the air filter element based on the difference value between the amount of the sucked air pollutants and the residual amount of the air filter element in the previous period.
Optionally, in an embodiment of the present application, the method further includes: the first generation module is used for generating an air filter element replacement reminding signal when the actual residual capacity is smaller than a preset threshold value; and the second sending module is used for sending the air filter element replacement reminding signal to a mobile terminal of a user, a vehicle terminal and/or a server of the current vehicle.
Optionally, in an embodiment of the present application, the method further includes: the second generation module is used for generating a reminding signal that the air filter element does not need to be replaced when the actual residual capacity is larger than or equal to the preset threshold value; and the second sending module is used for sending the reminding signal that the air filter element does not need to be replaced to the mobile terminal of the user, the vehicle terminal and/or the server of the current vehicle.
Optionally, in an embodiment of the present application, the second generating module includes: the matching unit is used for matching an optimal reminding mode according to the difference value between the actual residual capacity and the preset threshold value; and the generating unit is used for generating the reminding signal that the air filter element does not need to be replaced according to the optimal reminding mode.
Optionally, in an embodiment of the present application, the method further includes: the receiving module is used for receiving a reminding signal that the air filter element of the current vehicle is replaced; and the resetting module is used for resetting the actual residual capacity of the air filter element based on the replaced reminding signal of the air filter element.
An embodiment of a third aspect of the present application provides a vehicle, comprising: the device comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the program to realize the method for detecting the residual capacity of the air filter element of the fuel cell automobile according to the embodiment.
An embodiment of a fourth aspect of the present application provides a computer-readable storage medium storing a computer program, which when executed by a processor, implements the method for detecting the residual capacity of an air filter of a fuel cell vehicle as described above.
The beneficial effects of the embodiment of the application are as follows:
(1) The embodiment of the application can calculate the air filter element suction pollutant amount according to the air intake amount and the air pollution data, and acquire the actual residual capacity of the air filter element according to the difference value between the pollutant amount and the residual amount of the air filter element in the last period, so that the replacement prompt is sent in time, the hardware cost is reduced, the air filter element is accurately guided to be replaced, and the damage of the galvanic pile is prevented.
(2) The embodiment of the application can generate the air filter element replacement reminding signal when the actual residual capacity of the air filter element is smaller than a certain threshold value, and can reach the mobile terminal of a user, the vehicle terminal and/or the server of the current vehicle, so that the replacement reminding is timely sent out, a vehicle user is guided to scientifically and reasonably replace the air filter element, and the hardware cost is reduced.
(3) The embodiment of the application can match the best reminding mode according to the difference between the actual residual capacity and the certain threshold value, and generate the air filter element according to the best reminding mode without replacing the reminding signal, thereby timely monitoring the state of the air filter element, timely reminding a user to replace the air filter element, and ensuring that the air filter element which is about to fail is replaced in advance.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of a method for detecting a residual capacity of an air filter of a fuel cell vehicle according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram illustrating a method for detecting remaining capacity of an air filter of a fuel cell vehicle according to an embodiment of the present application;
FIG. 3 is a flow chart of a method for detecting remaining capacity of an air filter cartridge of a fuel cell vehicle according to one embodiment of the present application;
FIG. 4 is a flow chart of a method for detecting remaining capacity of an air filter cartridge of a fuel cell vehicle according to one embodiment of the present application;
FIG. 5 is a schematic structural diagram of a device for detecting the residual capacity of an air filter element of a fuel cell vehicle according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of a vehicle according to an embodiment of the present application.
Wherein, 10-detection device of fuel cell car air filter spare capacity: 100-a first acquisition module, 200-a calculation module, 300-a second acquisition module.
Detailed Description
Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.
The following describes a method and a device for detecting the residual capacity of an air filter element of a fuel cell automobile, a vehicle and a storage medium according to an embodiment of the present application with reference to the drawings. The method comprises the steps of calculating the amount of pollutants sucked by the air filter element according to air intake amount and air pollution data, and obtaining the actual residual capacity of the air filter element according to the difference value of the amount of the pollutants and the residual amount of the air filter element in the previous period, so as to timely send out replacement reminding, reduce hardware cost, accurately guide replacement of the air filter element and prevent damage of a galvanic pile. Therefore, the problems that in the related art, only the residual capacity of the air filter element for adsorbing solid matters in the air is evaluated, the residual capacity of the air filter element for adsorbing toxic gas cannot be identified, a replacement prompt cannot be timely sent, the air filter element cannot be accurately guided to be replaced, the hardware cost of the whole vehicle is increased and the like are solved.
Specifically, fig. 1 is a schematic flow chart of a method for detecting a residual capacity of an air filter of a fuel cell vehicle according to an embodiment of the present disclosure.
As shown in fig. 1, the method for detecting the residual capacity of the air filter element of the fuel cell automobile comprises the following steps:
in step S101, the driving area position information of the current vehicle, the cell stack operation time period, and the corresponding air intake flow rate are acquired.
It can be understood that, in the embodiment of the present application, the driving area position information of the current vehicle may be firstly obtained, for example, the driving area position information of the vehicle, the operation duration of the galvanic pile and the corresponding air intake flow rate in the vehicle monitoring cloud platform may be downloaded at regular time through the entire vehicle server, and the driving area position information of the current vehicle may be known in real time through a GPS (Global Positioning System) vehicle monitoring platform in the cloud monitoring platform.
As a possible implementation manner, the data interaction between the vehicle monitoring cloud platform and the wireless network can be implemented in the embodiment of the application, the vehicle can transmit vehicle state data to the vehicle monitoring cloud platform in due time according to requirements, the finished vehicle server can be connected with the vehicle monitoring cloud platform through the network, and position information of a running area, running time of a pile and corresponding air intake flow information of a specified vehicle in the GPS vehicle monitoring platform can be called.
The embodiment of the application can acquire the running region position information of the current vehicle, the pile running time length and the corresponding air intake flow, know the current vehicle information in real time, provide the basis for monitoring the state of the air filter element and avoid causing the damage or the damage of the pile.
In step S102, an air intake amount of the cell stack during the driving of each zone is calculated according to the air pollution data of each zone of the driving zone position information, the cell stack operation time length and the corresponding air intake flow.
It can be understood that the embodiment of the application can query the atmospheric pollution data, for example, the atmospheric pollution data of each area can be queried through the vehicle server, and the vehicle server can be connected with the air pollutant data provider and can retrieve the air pollutant data provided by the air pollutant data provider; for another example, the operation duration and the corresponding air intake flow of the galvanic pile in the vehicle monitoring cloud platform can be downloaded by the whole vehicle enterprise server at regular time.
For example, according to the embodiment of the application, a vehicle operation data set Xm [ VIN, A, T, S ] recorded by a vehicle cloud monitoring platform can be downloaded through An enterprise server, an atmospheric pollution data set A { A1, A2 \8230An } of An operation area where a vehicle runs is obtained, wherein A1, A2 \8230Anrepresents different areas where the vehicle runs, and the air intake flow S of the current vehicle at each corresponding moment can be calculated by obtaining air flow data within a specified time period T0-T1 and combining the operation duration of a galvanic pile, so that the air intake quantity of the galvanic pile when the vehicle runs in each area is calculated.
According to the embodiment of the application, the air intake amount of the galvanic pile when the galvanic pile runs in each region can be calculated according to the atmospheric pollution data, the running time of the galvanic pile and the corresponding air intake flow of each region of the running region position information, so that the residual capacity of the air filter core is further evaluated, and replacement reminding can be conveniently and timely sent.
In step S103, an amount of air pollutants sucked into the air filter is calculated according to the air intake amount and the air pollution data of each zone, and an actual remaining capacity of the air filter is obtained based on a difference between the amount of air pollutants sucked and a remaining amount of the air filter in a previous cycle.
It can be understood that the amount of inhaled air pollutants in the embodiment of the present application is the product of the intake air flow and the pollutant concentration, and the actual remaining capacity of the air filter element may be the remaining capacity of each pollutant in the previous period minus the amount of inhaled air pollutants in the present period.
In some cases, the embodiment of the present application may calculate the amount of air pollutants sucked into the air filter element according to the air intake amount and the air pollution data of each area, and obtain the actual remaining capacity of the air filter element according to the difference between the amount of air pollutants sucked into the air filter element and the remaining amount of the air filter element in the previous period, where a total amount of air pollutants sucked into the vehicle in a specified period of time is a product of the intake air flow Q and the pollutant concentration Ψ, for example, the total amount of SOx sucked into the air filter element of the vehicle through the A1 zone is calculated as follows:
M A1-SOx ＝Q1×Ψ A1-SOx
the embodiment of the application may classify and superimpose the calculated air pollutant amounts inhaled at different locations in the period to obtain various air pollutant amounts inhaled in the period, for example, calculate the total amount of SOx inhaled in the period, and the calculation method is as follows:
M SOx ＝M A1-SOx +M A2-SOx …+M An-SOx
querying the remaining capacity C of each pollutant recorded in the server for one period (m-1 period) on the vehicle air filter element m-1 Classifying and subtracting the amount of the air pollutants sucked in the period to calculate the residual capacity of each pollutant of the air filter element after the period, for example, calculating the residual capacity C of the air filter element S0x after the period m-SOx The calculation method is as follows:
C m-SOx ＝C m-1SOx -M SOx
the embodiment of the application can obtain the actual residual capacity of the air filter element according to the difference between the amount of the air pollutants sucked and the residual amount of the air filter element in the previous period, thereby being convenient for sending out replacement prompt in time, knowing that a user scientifically and reasonably replaces the air filter element and preventing the damage of the galvanic pile.
Wherein, in an embodiment of the present application, further comprising: when the actual residual capacity is smaller than a preset threshold value, generating an air filter element replacement reminding signal; and sending the air filter element replacement reminding signal to a mobile terminal of a user, a vehicle terminal and/or a service end of the current vehicle.
It can be understood that, the embodiment of the Application can remind the user to replace the air filter element according to the air filter element reminding signal, for example, the information of the air filter element replacement reminding can be pushed by sending a short message to the user or by an APP (Application program) of a vehicle and a user.
In some embodiments, the actual residual capacity of the air filter element can be obtained according to the difference between the amount of the air pollutants sucked and the residual amount of the air filter element in the previous period, when the actual residual capacity of the air filter element is smaller than a certain threshold value, an air filter element replacement reminding signal is generated, a short message can be sent to a user mobile phone terminal through a vehicle monitoring cloud platform, and the air filter element replacement reminding signal can be sent to a user mobile phone APP and/or a vehicle terminal and/or a service terminal of a current vehicle.
The embodiment of the application can generate the air filter element replacement reminding signal and send the air filter element replacement reminding signal to the mobile terminal of the user and the vehicle terminal and/or the server of the current vehicle when the actual residual capacity is smaller than a certain threshold value, so that replacement reminding is timely sent out, the user is guided to scientifically and reasonably replace the air filter element, damage to a galvanic pile is prevented, and hardware cost is reduced.
It should be noted that the preset threshold may be set by a person skilled in the art according to practical situations, and is not limited in particular here.
Optionally, in an embodiment of the present application, the method further includes: when the actual residual capacity is larger than or equal to the preset threshold value, generating a reminding signal that the air filter element does not need to be replaced; and sending the air filter element replacement-free reminding signal to the mobile terminal of the user, the vehicle terminal and/or the server of the current vehicle.
It can be understood that the embodiment of the application can remind the user that the air filter element does not need to be replaced according to the replacement-free reminding signal, for example, the information that the air filter element does not need to be replaced can be pushed to a vehicle and a user mobile phone APP through sending a short message to the user.
For example, this application embodiment can judge that current vehicle air filter residual capacity is sufficient when current vehicle air filter actual residual capacity is greater than or equal to certain threshold value, can generate the air filter and need not to change the warning signal this moment to further will need not to change the warning signal and send to vehicle and user's cell-phone APP through vehicle control cloud platform.
The embodiment of the application can generate the air filter element without replacing the reminding signal when the actual residual capacity is larger than or equal to a certain threshold value, and sends the reminding signal to the mobile terminal of the user and the vehicle terminal and/or the server of the current vehicle, so that the reminding signal is sent out in time to remind the user to replace the air filter element scientifically and reasonably, and the damage to the galvanic pile is prevented.
Wherein, in an embodiment of the present application, the generating the air filter replacement-free reminder signal includes:
matching an optimal reminding mode according to the difference between the actual residual capacity and the preset threshold; and generating the air filter element replacement-free reminding signal according to the optimal reminding mode.
Optionally, in an embodiment of the present application, the method further includes: receiving a reminding signal that the air filter element of the current vehicle is replaced; resetting the actual remaining capacity of the air filter based on the air filter replacement alert.
It can be understood that the replacement reminding signal of the air filter element of the current vehicle can be received, and if the replacement reminding signal is sent to the vehicle and the user mobile phone end through the whole vehicle enterprise server, the monitoring cloud platform is requested.
In a specific embodiment, the vehicle server can be connected with a maintenance service station, the maintenance service station can calculate necessary data according to the information of replacing the air filter element of the vehicle, so that the residual service life of the air filter element of the current vehicle is calculated and stored, when a user goes to a specified maintenance service station to complete the replacement of the air filter element, the maintenance service station completes the replacement information of the air filter element of the vehicle, and the vehicle cloud platform of the vehicle enterprise resets the residual capacity data of the air filter element of the vehicle to 100%.
The embodiment of the application can receive the reminding signal that has been changed to the air filter of current vehicle to change the reminding signal according to air filter, reset air filter's actual residual capacity, thereby effectively aassessment air filter adsorbs the residual capacity of pollutant in the air, in time send and change and remind, further accurate guide renew cartridge, reduce the hardware cost, avoid the pile damage.
Specifically, with reference to fig. 2 to fig. 4, a schematic diagram of a method for detecting a residual capacity of an air filter of a fuel cell vehicle according to an embodiment of the present application is described in detail.
As shown in fig. 2, the embodiment of the present application may include: the system comprises a vehicle monitoring cloud platform 1, a whole vehicle platform server 2, an air pollutant data provider 3, a vehicle 4, a user mobile phone terminal 5 and a maintenance service station 6.
Specifically, in the embodiment of the present application, a vehicle 4 may implement data interaction with a vehicle monitoring cloud platform 1 through a wireless network, the vehicle 4 may transmit vehicle state data to the vehicle monitoring cloud platform at a proper time, the embodiment mainly includes vehicle driving area position information, pile operation duration and corresponding air intake flow rate, the vehicle monitoring cloud platform 1 may send information to the vehicle as needed, and prompt replacement of an air filter element is performed, the vehicle monitoring cloud platform 1 in the embodiment of the present application may send information to a user mobile phone terminal 5, and may push the information through a short message and App, a vehicle enterprise server 2 in the embodiment of the present application may be connected to the vehicle monitoring cloud platform 1 through a network, may retrieve driving area position information, pile operation duration and corresponding air intake flow rate information of a specified vehicle in the vehicle monitoring cloud platform, the vehicle enterprise server 2 may be connected to an air pollutant data provider 3, may retrieve air pollutant data provided by the air pollutant data provider 3, the vehicle enterprise server 2 may be connected to an after-sale maintenance station 6, the after-sale maintenance station may upload vehicle air filter element information, the vehicle enterprise server 2 has a data calculation function, may calculate a replacement life of the specified vehicle and store a remaining air filter element of the specified vehicle.
Next, the method for detecting the remaining capacity of the air filter of the fuel cell vehicle according to the embodiment of the present application can be further elaborated by referring to fig. 3.
As shown in fig. 3, the embodiment of the present application may include the following steps:
step S301: and downloading the running data of the vehicle in the period specified by the vehicle monitoring cloud platform.
Step S302: calculating the residual capacity C of the air filter of the vehicle after the period R 。
Step S303: determining the remaining capacity C R Whether or not it is equal to or greater than the set lower limit capacity C L If it is greater than or equal to the set lower limit capacity C L Directly ending the process, if the capacity is less than the set lower limit capacity C L Step S304 is performed. In the embodiment of the application, if the residual capacity C is judged R Not less than the set lower limit capacity C L If the residual capacity is enough, the air filter element can not be replaced, and if the residual capacity C is judged R Less than a set lower limit capacity C L If the remaining capacity is insufficient, the entire vehicle server can request the monitoring cloud platform to send a replacement prompt to the vehicle and the user mobile phone terminal.
Step S304: notification monitorAnd the cloud control platform sends a replacement prompt. In the embodiment of the application, if the residual capacity C is judged R Less than a set lower limit capacity C L If the residual capacity is insufficient, the whole vehicle server can request the monitoring cloud platform to send a replacement prompt to the vehicle and the user mobile phone end, wherein the lower limit capacity C set by the air filter element L The value is known value and is obtained by design and test for finished automobile enterprises.
Further, the operation principle of the method for detecting the residual capacity of the air filter element of the fuel cell vehicle according to the embodiment of the present application can be further elaborated by referring to fig. 4.
As shown in fig. 4, the embodiment of the present application may include the following steps:
step S401: and downloading a data set Xm [ VIN, A, T, S ] of the current period (mth period) of the monitoring cloud platform vehicle. According to the embodiment of the application, the vehicle operation data set Xm [ VIN, A, T, S ] recorded by the vehicle monitoring cloud platform in the m time period can be downloaded through the enterprise server.
Step S402: the running area A { A1, A2 \8230An } air intake flow S of the corresponding VIN vehicle is obtained. In the embodiment of the application, in a vehicle running number set Xm [ VIN, A, T and S ], VIN is a vehicle frame number, A { A1, A2 \8230An } is a running region number set where vehicles run, A1, A2 \8230Anindicates different regions where vehicles run, S { } is a vehicle instantaneous intake air flow number set, the unit is g/S, and T indicates time.
Step S403: calculating the accumulated air inflow Q of the vehicle in each running region A1 、Q A2 …Q An . The embodiment of the application can calculate the accumulated air inflow Q of the vehicle in the designated time period through the air flow data of the designated time period, for example, the air inflow Q1 of the vehicle running through A1 can be calculated, and the vehicle running data set Xm [ VIN, A, T, S ] is inquired]It can be known that the running time of the vehicle running in the area A1 is t0-t1, and the intake air flow rate S of the vehicle corresponding to each time can be calculated as follows:
step S404: inquiring corresponding operation regionConcentration of each contaminant Ψ in an air contaminant report A1 [SOx，NOx，PM2.5…]Ψ An [SOx，NOx，PM2.5…]. In the embodiment of the present application, PM2.5 is a solid substance, SOx, and NOx are toxic gases, a total amount of a certain air pollutant inhaled by the vehicle in a given period is a product of an intake flow Q and a pollutant concentration Ψ, and the total amount of SOx inhaled by an air filter of the vehicle passing through the A1 zone, for example, can be calculated as follows, and similarly, the calculation method of the total amount of the inhaled other pollutants is the same.
M A1-SOx ＝Q1×Ψ A1-SOx
Step S405: calculating the intake mass M of each pollutant in the period Sox 、M NOx 、M PM2.5 8230, in the embodiment of the present application, the calculated air pollutant amounts inhaled at different locations in the present period may be classified and superimposed to obtain various air pollutant amounts inhaled in the present period, for example, the total amount of inhaled SOx in the present period is calculated, and the calculation method is as follows:
M SOx ＝M A1-SOx +M A2-SOx …+M An-SOx
step S406: the server inquires the residual capacity C of the air filter element in the last period (m-1) Sox 、C NOx 、C PM2.5 8230The embodiment of the application can inquire the residual capacity C of each pollutant of one period (m-1 period) on the vehicle air filter element recorded in the server m-1 Classifying and subtracting the amount of the air pollutants sucked in the period to calculate the residual capacity of each pollutant of the air filter element after the period, for example, calculating the residual capacity C of the air filter element S0x after the period m-SOx The calculation method is as follows:
C m-SOx ＝C m-1 SOx -M SOx
step S407: calculating the residual capacity C of the air filter element in the period (m period) Sox 、C NOx 、C PM2.5 …
According to the method for detecting the residual capacity of the air filter element of the fuel cell automobile, the amount of the pollutants sucked into the air filter element can be calculated according to the air inflow and the air pollution data, and the actual residual capacity of the air filter element is obtained according to the difference value between the amount of the pollutants and the residual amount of the air filter element in the previous period, so that a replacement prompt is sent in time, the hardware cost is reduced, the air filter element is accurately guided to be replaced, and the damage of a galvanic pile is prevented. Therefore, the problems that in the related art, only the residual capacity of the air filter element for adsorbing solid matters in the air is evaluated, the residual capacity of the air filter element for adsorbing toxic gas cannot be identified, a replacement prompt cannot be timely sent, the replacement of the air filter element cannot be accurately guided, and the hardware cost of the whole vehicle is increased are solved.
Next, a device for detecting the residual capacity of an air filter element of a fuel cell vehicle according to an embodiment of the present application will be described with reference to the drawings.
Fig. 5 is a block diagram schematically illustrating a device for detecting the remaining capacity of an air filter of a fuel cell vehicle according to an embodiment of the present invention.
As shown in fig. 5, the device 10 for detecting the remaining capacity of an air filter of a fuel cell vehicle includes: a first acquisition module 100, a calculation module 200 and a second acquisition module 300.
Specifically, the first obtaining module 100 is configured to obtain driving area position information of a current vehicle, a pile operating time and a corresponding air intake flow rate.
And the calculating module 200 is used for calculating the air intake amount of the galvanic pile when the galvanic pile drives in each region according to the atmospheric pollution data of each region of the driving region position information, the running time of the galvanic pile and the corresponding air intake flow.
A second obtaining module 300, configured to calculate an amount of air pollutants sucked by the air filter according to the air intake amount and the air pollution data of each zone, and obtain an actual remaining capacity of the air filter based on a difference between the amount of air pollutants sucked and a remaining amount of the air filter in a previous cycle.
Optionally, in an embodiment of the present application, the device 10 for detecting the remaining capacity of the air filter of the fuel cell vehicle further includes: the device comprises a first generating module and a second sending module.
The first generation module is used for generating an air filter element replacement reminding signal when the actual residual capacity is smaller than a preset threshold value.
And the second sending module is used for sending the air filter element replacement reminding signal to a mobile terminal of a user, a vehicle terminal and/or a server of the current vehicle.
Optionally, in an embodiment of the present application, the device 10 for detecting the remaining capacity of the air filter of the fuel cell vehicle further includes: the device comprises a second generating module and a second sending module.
And the second generation module is used for generating an air filter element replacement-free reminding signal when the actual residual capacity is greater than or equal to the preset threshold value.
And the second sending module is used for sending the reminding signal that the air filter element does not need to be replaced to the mobile terminal of the user, the vehicle terminal and/or the server of the current vehicle.
Optionally, in an embodiment of the present application, the second generating module includes: a matching unit and a generating unit.
The matching unit is used for matching an optimal reminding mode according to the difference value between the actual residual capacity and the preset threshold value; and the generating unit is used for generating the reminding signal that the air filter element does not need to be replaced according to the optimal reminding mode.
Optionally, in an embodiment of the present application, the apparatus 10 for detecting remaining capacity of an air filter of a fuel cell vehicle further includes: a receiving unit and a resetting unit.
The receiving module is used for receiving a reminding signal that the air filter element of the current vehicle is replaced; and the resetting module is used for resetting the actual residual capacity of the air filter element based on the replaced reminding signal of the air filter element.
It should be noted that the explanation of the foregoing embodiment of the method for detecting the remaining capacity of the air filter of the fuel cell vehicle is also applicable to the device for detecting the remaining capacity of the air filter of the fuel cell vehicle of the embodiment, and details are not repeated here.
According to the detection device for the residual capacity of the air filter element of the fuel cell automobile, the amount of the pollutants sucked by the air filter element can be calculated according to the air intake amount and the air pollution data, the actual residual capacity of the air filter element is obtained according to the difference value between the amount of the pollutants and the residual amount of the air filter element in the previous period, so that a replacement prompt is sent in time, the hardware cost is reduced, the air filter element is accurately guided to be replaced, and the damage of a galvanic pile is prevented. Therefore, the problems that in the related art, only the residual capacity of the air filter element for adsorbing solid substances in air is evaluated, the residual capacity of the air filter element for adsorbing toxic gas cannot be identified, a replacement prompt cannot be timely sent out, the air filter element cannot be accurately guided to be replaced, and the hardware cost of the whole vehicle is increased are solved.
Fig. 6 is a schematic structural diagram of a vehicle according to an embodiment of the present application. The vehicle may include:
a memory 601, a processor 602, and a computer program stored on the memory 601 and executable on the processor 602.
The processor 602 executes the program to implement the method for detecting the remaining capacity of the air filter of the fuel cell vehicle provided in the above embodiment.
Further, the vehicle further includes:
a communication interface 603 for communicating between the memory 601 and the processor 602.
The memory 601 is used for storing computer programs that can be run on the processor 602.
If the memory 601, the processor 602 and the communication interface 603 are implemented independently, the communication interface 603, the memory 601 and the processor 602 may be connected to each other through a bus and perform communication with each other. The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (EISA) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, only one thick line is shown in FIG. 6, but that does not indicate only one bus or one type of bus.
Alternatively, in practical implementation, if the memory 601, the processor 602, and the communication interface 603 are integrated on a chip, the memory 601, the processor 602, and the communication interface 603 may complete communication with each other through an internal interface.
Embodiments of the present application also provide a computer-readable storage medium, on which a computer program is stored, where the program, when executed by a processor, implements the method for detecting remaining capacity of an air filter of a fuel cell vehicle as above.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or N embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present application, "particular" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or N executable instructions for implementing steps of a custom logic function or process, and alternate implementations are included within the scope of the preferred embodiment of the present application in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present application.
The logic and/or steps represented in the flowcharts or otherwise described herein, such as an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or N wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Further, the computer readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the N steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. If implemented in hardware as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. A method for detecting the residual capacity of an air filter element of a fuel cell automobile is characterized by comprising the following steps:
acquiring the position information of a driving area of a current vehicle, the running time of a galvanic pile and the corresponding air intake flow;
calculating the air intake amount of the galvanic pile when the galvanic pile drives in each area according to the atmospheric pollution data of each area of the driving area position information, the running time of the galvanic pile and the corresponding air intake flow; and
and calculating the amount of air pollutants sucked by the air filter element according to the air intake quantity and the air pollution data of each area, and obtaining the actual residual capacity of the air filter element based on the difference value between the amount of the sucked air pollutants and the residual amount of the air filter element in the previous period.
2. The method of claim 1, further comprising:
when the actual residual capacity is smaller than a preset threshold value, generating an air filter element replacement reminding signal;
and sending the air filter element replacement reminding signal to a mobile terminal of a user, a vehicle terminal and/or a service end of the current vehicle.
3. The method of claim 2, further comprising:
when the actual residual capacity is larger than or equal to the preset threshold value, generating a reminding signal that the air filter element does not need to be replaced;
and sending the air filter element replacement-free reminding signal to the mobile terminal of the user, the vehicle terminal and/or the service terminal of the current vehicle.
4. The method of claim 2, wherein the generating the air filter replacement free reminder signal comprises:
matching an optimal reminding mode according to the difference between the actual residual capacity and the preset threshold;
and generating the air filter element replacement-free reminding signal according to the optimal reminding mode.
5. The method of claim 1, further comprising:
receiving a warning signal that the air filter element of the current vehicle is replaced;
resetting the actual remaining capacity of the air filter based on the air filter replacement alert.
6. A fuel cell car air filter residual capacity's detection device, characterized in that includes:
the first acquisition module is used for acquiring the position information of a driving area of the current vehicle, the operation duration of a galvanic pile and the corresponding air intake flow;
the calculation module is used for calculating the air intake amount of the galvanic pile when the galvanic pile drives in each area according to the atmospheric pollution data of each area of the driving area position information, the running time of the galvanic pile and the corresponding air intake flow; and
and the second acquisition module is used for calculating the amount of air pollutants sucked by the air filter element according to the air intake quantity and the atmospheric pollution data of each area, and obtaining the actual residual capacity of the air filter element based on the difference value between the amount of the sucked air pollutants and the residual amount of the air filter element in the previous period.
7. The apparatus of claim 6, further comprising:
the first generation module is used for generating an air filter element replacement reminding signal when the actual residual capacity is smaller than a preset threshold value;
and the second sending module is used for sending the air filter element replacement reminding signal to a mobile terminal of a user, a vehicle terminal and/or a server of the current vehicle.
8. The apparatus of claim 7, further comprising:
the second generation module is used for generating a reminding signal that the air filter element does not need to be replaced when the actual residual capacity is larger than or equal to the preset threshold value;
and the second sending module is used for sending the reminding signal that the air filter element does not need to be replaced to the mobile terminal of the user, the vehicle terminal and/or the server of the current vehicle.
9. A vehicle, characterized by comprising: a memory, a processor and a computer program stored on the memory and executable on the processor, the processor executing the program to implement the method for detecting the residual capacity of an air filter element of a fuel cell vehicle according to any one of claims 1 to 5.
10. A computer-readable storage medium having stored thereon a computer program, characterized in that the program is executed by a processor for implementing the method for detecting the residual capacity of an air filter of a fuel cell vehicle according to any one of claims 1 to 5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211310138.2A CN115615901A (en) | 2022-10-25 | 2022-10-25 | Method and device for detecting residual capacity of air filter element of fuel cell automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211310138.2A CN115615901A (en) | 2022-10-25 | 2022-10-25 | Method and device for detecting residual capacity of air filter element of fuel cell automobile |
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| CN115615901A true CN115615901A (en) | 2023-01-17 |
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| CN202211310138.2A Pending CN115615901A (en) | 2022-10-25 | 2022-10-25 | Method and device for detecting residual capacity of air filter element of fuel cell automobile |
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