CN110751749A - GPF ice blockage alarm prompting method, system, device and storage medium - Google Patents
GPF ice blockage alarm prompting method, system, device and storage medium Download PDFInfo
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- CN110751749A CN110751749A CN201910882374.3A CN201910882374A CN110751749A CN 110751749 A CN110751749 A CN 110751749A CN 201910882374 A CN201910882374 A CN 201910882374A CN 110751749 A CN110751749 A CN 110751749A
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0808—Diagnosing performance data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
- B60K13/04—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning exhaust
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0816—Indicating performance data, e.g. occurrence of a malfunction
Abstract
The invention belongs to the technical field of automobile exhaust systems, and discloses a GPF (general purpose filter) ice blockage alarm prompting method, a system, a device and a storage medium, which comprise the following steps: acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2(ii) a Construction of the average vehicle speed V, ambient temperature T, running time T1And starting water temperature t2A first look-up table of a difference value D from the ambient temperature T and a count value C; according to the average vehicle speed V, the ambient temperature T and the running time T1Judging whether the vehicle is in a water accumulation working condition or not; if yes, the count value C of each period is superposed according to the first comparison table, and when the total superposed value C is obtainedmAnd alarming when the alarm value is reached. The invention has the beneficial effects that: the method needs to develop software to identify the vehicle running condition and count according to the set value to achieve the set aimAnd after the calibration, alarming and prompting are carried out, so that the GPF ice blockage condition can be effectively predicted, and the influence of the GPF ice blockage problem on the normal use of the vehicle is avoided.
Description
Technical Field
The invention relates to the technical field of automobile exhaust systems, in particular to a GPF ice blockage alarm prompting method, a system, a device and a storage medium.
Background
With the development of society, the public is more and more aware of environmental protection, and the emission of automobile exhaust is one of the main causes of environmental pollution. There is therefore a need for an increase in GPF (gasoline engine particulate trap) in gasoline vehicle aftertreatment systems.
Because GPF is the wall flow micropore structure and need possess better water absorption for guaranteeing coating manufacturability, the vehicle is the vehicle low-speed back condensate water in the exhaust pipe can constantly collect GPF inside and freeze under the low temperature environment, so can lead to GPF ice stifled for a long time, and then arouse the unable start-up problem of vehicle, influence vehicle normal use. However, in the prior art, an alarm prompt for GPF ice blockage in time does not exist.
Disclosure of Invention
The invention aims to provide a GPF ice blockage alarm prompting method, a system, a device and a storage medium to remind a user of changing the running condition of a vehicle so as to eliminate the risk of ice blockage.
In order to achieve the purpose, the invention adopts the following technical scheme:
on one hand, the invention discloses a GPF ice blockage alarm prompting method, which comprises the following steps:
acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2；
Constructing the average vehicle speed V, the ambient temperature T, and the running time T1The starting water temperature t2A first look-up table of a difference value D from the ambient temperature T and a count value C;
according to the average vehicle speed V, the ambient temperature T and the running timet1Judging whether the vehicle is in a water accumulation working condition or not;
if yes, the count value C of each period is superposed according to the first comparison table, and when the total superposed value C is obtainedmAnd alarming when the alarm value is reached.
As a preferable scheme of the GPF ice blockage warning method, the engine of the vehicle is in one cycle from the beginning to the end of the operation.
As a preferable scheme of the GPF ice blockage warning method, in the first comparison table, the average vehicle speed V is provided with a plurality of first vehicle speed intervals, the environment temperature T is provided with a plurality of first environment temperature intervals corresponding to each first vehicle speed interval, and the operation time T is set1A plurality of first operation time intervals are arranged corresponding to each first environment temperature interval, and a plurality of difference intervals are arranged corresponding to each first operation time interval.
As a preferable scheme of the GPF ice blockage alarm prompting method, the method further comprises the following steps:
according to the average vehicle speed V, the environment temperature T and the running time T1Judging whether the vehicle is in a zero clearing working condition or not;
if yes, adding value C to the total overlapped value after overlappingmAnd clearing, and restarting the next operation to superimpose the count value C.
As a preferable scheme of the GPF ice blockage warning method, the warning is given according to the average vehicle speed V, the ambient temperature T, and the operating time T1Judging whether the vehicle is in a zero clearing working condition, and if the vehicle enters the zero clearing working condition, adding a total overlapping value C after overlappingmAnd clearing, wherein the step of restarting the superposition count value C in the next operation comprises the following steps:
constructing the average vehicle speed V, the ambient temperature T, and the running time T1A count value C and a clear value, wherein the count value is the same as the clear value.
As a preferable scheme of the GPF ice blockage warning method, the average vehicle speed V is provided with a plurality of second vehicle speed sections.
As a preferable scheme of the GPF ice blockage warning method, in the second comparison table, a plurality of second environment temperature intervals are provided in correspondence to each vehicle speed interval by the environment temperature T.
On the other hand, the invention also provides a GPF ice blockage alarm prompting system, which comprises:
an acquisition module for acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2；
A construction module for constructing said average vehicle speed V, said ambient temperature T, said operating time T1The starting water temperature t2A first look-up table of a difference value D from the ambient temperature T and a count value C;
a judging module for judging the average vehicle speed V, the environment temperature T and the running time T1Judging whether the vehicle is in a water accumulation working condition or not;
the alarm module is used for superposing the count value C of each period according to the first comparison table when the vehicle is in the water accumulation working condition, and the total superposed value C after superpositionmAnd alarming when the alarm value is reached.
On the other hand, the invention also provides a GPF ice blockage alarm prompting device, which comprises:
one or more processors;
storage means for storing one or more programs;
when executed by the one or more processors, cause the one or more processors to implement the above-described GPF ice blockage warning method.
In another aspect, the present invention further provides a storage medium, on which a computer program is stored, where the computer program is executed by a processor to implement the above-mentioned GPF ice blockage warning method.
The invention has the beneficial effects that: hardware does not need to be changed, only software needs to be developed to recognize vehicle running condition conditions, counting is carried out according to set numerical values, alarm prompting is carried out after a set target value is reached, the GPF ice blockage situation can be effectively predicted, the problem that the GPF ice blockage affects normal use of the vehicle is avoided, development cost is low, the period is short, and implementation cost is low.
Drawings
Fig. 1 is a flowchart of a GPF ice blockage warning method according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a GPF ice blockage warning system according to a second embodiment of the present invention;
fig. 3 is a schematic diagram of a GPF ice blockage warning device according to a third embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must be provided with a particular orientation, constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
As shown in fig. 1, the invention provides a GPF ice blockage alarm prompting method, which comprises the following steps:
acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2。
Constructing the average vehicle speed V, the ambient temperature T, and the running time T1The starting water temperature t2A first table of differences D from the ambient temperature T and a count value C.
According to the average vehicle speed V, the environment temperature T and the running time T1And judging whether the vehicle is in the water accumulation working condition or not.
If yes, the count value C of each period is superposed according to the first comparison table, and when the total superposed value C is obtainedmAnd alarming when the alarm value is reached.
Note that one cycle is from the start of engine operation to the end of engine operation.
In the present example, a first control table was constructed as shown in table 1.
TABLE 1
In the present embodiment, the average vehicle speed V in the first look-up table is set to four first vehiclesThe speed ranges are respectively less than or equal to 10km/h, more than 10km/h and less than or equal to 20km/h, and more than 20km/h and less than or equal to 30 km/h; the ambient temperature T is provided with three first ambient temperature intervals corresponding to each vehicle speed interval, and the three first ambient temperature intervals are respectively as follows: t is less than or equal to minus 30 ℃, T is more than minus 30 ℃ and less than or equal to 20 ℃, T is more than minus 20 ℃ and less than or equal to 10 ℃, and T is more than minus 10 ℃ and less than or equal to 0 ℃; running time t1Three first operation time intervals are arranged corresponding to each first environment temperature interval: t is t1T is less than 3 minutes and less than or equal to 3 minutes1Less than or equal to 8 minutes and t1More than 8 minutes, starting the water temperature t2The difference D from the ambient temperature T comprises an interval D > 5 and an interval D < 5, i.e. each difference D, the operating time T1The ambient temperature T and the average vehicle speed V correspond to a count value C.
For example, in the first laboratory, the car was driven at a uniform speed of 6km/h for 5 minutes, the ambient temperature was-12 ℃, the starting water temperature of the car was 6 ℃, and after the car was stopped, the current count value was 60 according to the first look-up table. When the automobile is parked for a period of time, the automobile is started again and enters a second laboratory from a first laboratory, the automobile runs for 5 minutes at the uniform speed of 5km/h, the ambient temperature is 35 ℃ below zero, the starting water temperature of the automobile is 1 ℃, and when the automobile is parked, the counting value is 120 according to a first comparison table. Total value of overlap C after overlapmWhen the alarm value 960 is reached or exceeded, the system alarms.
It should be noted that the GPF ice blockage warning method further includes the following steps:
according to the average vehicle speed V, the ambient temperature T and the running time T1Judging whether the vehicle is in a zero clearing working condition or not;
if yes, adding value C to the total overlapped value after overlappingmAnd clearing, and restarting the next operation to superimpose the count value C.
Further, according to the average vehicle speed V, the ambient temperature T and the operation time T1The step of judging whether the vehicle is in the zero clearing working condition comprises the following steps:
constructing the average vehicle speed V, the ambient temperature T, and the running time T1A count value C and a clear value, the count value C being the same as the clear value.
See table 2 for a second control table.
TABLE 2
In the present embodiment, the average vehicle speed V in the second map has four average vehicle speed intervals: v is more than 15km/h and less than or equal to 30km/h, V is more than 30km/h and less than or equal to 40km/h, V is more than 40km/h and less than or equal to 50km/h, and V is more than 50 km. The ambient temperature T has two ambient temperature intervals: t is less than or equal to-20 ℃ and T is more than-20 ℃, and has a running time T corresponding to different average vehicle speeds V and environment temperatures T1The preset value (which is not described in detail as shown in table 2) is set to 1 when the zero clearing condition in table 2 is met, and the zero clearing value is also set to 1, so that once the zero clearing condition is met, the zero clearing is directly performed.
For example, in the first laboratory, the car was driven at a uniform speed of 6km/h for 5 minutes, the ambient temperature was-12 ℃, the starting water temperature of the car was 6 ℃, and after the car was stopped, the current count value was 60 according to the first look-up table. After the automobile is parked for a period of time, the automobile is started again and enters a third laboratory from the first laboratory, the automobile runs for 30 minutes at the uniform speed of 20km/h, the ambient temperature is 35 ℃ below zero, and the counting value C is equal to the clear value and is immediately cleared according to a second comparison table when the counting value C is 1. The next time the start is performed, the count value C is newly added.
In conclusion, the method can give an alarm to the user before the ice blockage situation affects the normal use of the vehicle, remind the user to change the running condition of the vehicle so as to eliminate the ice blockage risk and ensure the normal use of the vehicle. According to the method, hardware does not need to be changed, only software needs to be developed to recognize the vehicle running condition, counting is carried out according to a set numerical value, alarm prompting is carried out after a set target value is reached, the GPF ice blockage situation can be effectively predicted, the problem that the GPF ice blockage affects normal use of the vehicle is avoided, development cost is low, the period is short, and implementation cost is low.
Example two
The invention also provides a GPF ice blockage alarm prompting system, which comprises:
the acquisition module is used for acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle,Operating time t of the vehicle1And the starting water temperature t of the vehicle2。
A construction module for constructing said average vehicle speed V, said ambient temperature T, said operating time T1The starting water temperature t2A first table of differences D from the ambient temperature T and a count value C.
A judging module for judging the average vehicle speed V, the environment temperature T and the running time T1And judging whether the vehicle is in the water accumulation working condition or not.
The alarm module is used for superposing the count value C of each period according to the first comparison table when the vehicle is in the water accumulation working condition, and the total superposed value C after superpositionmAnd alarming when the alarm value is reached.
EXAMPLE III
The invention also provides a GPF ice blockage alarm prompting device, which comprises:
one or more processors;
storage means for storing one or more programs;
when executed by the one or more processors, cause the one or more processors to implement the above-described GPF ice blockage warning method.
The processor executes various functional applications and data processing by running a program stored in the storage device, for example, implementing the GPF ice blockage warning method provided by the embodiment of the invention, including:
acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2。
Constructing the average vehicle speed V, the ambient temperature T, and the running time T1The starting water temperature t2A first table of differences D from the ambient temperature T and a count value C.
According to the average vehicle speed V, the environment temperature T and the running time T1And judging whether the vehicle is in the water accumulation working condition or not.
If so, according toThe first comparison table is used for superposing the count value C of each period, and when the total superposed value C is superposedmAnd alarming when the alarm value is reached.
The storage device may include a computer system readable medium in the form of volatile Memory, such as Random Access Memory (RAM) and/or cache Memory. The memory device may include at least one program product having a set (e.g., at least one) of program modules that are configured to carry out the functions of embodiments of the invention.
A program/utility having a set (at least one) of program modules may be stored, for example, in a storage device, such program modules including but not limited to an operating system, one or more application programs, other program modules, and program data, each of which examples or some combination may comprise an implementation of a network environment. The program modules generally perform the functions and/or methodologies of the described embodiments of the invention.
Example four
The present invention also provides a storage medium having a computer program stored thereon, wherein the computer program is executed by a processor to implement the above-mentioned GPF ice blockage warning method, and the method includes:
acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2。
Constructing the average vehicle speed V, the ambient temperature T, and the running time T1The starting water temperature t2A first table of differences D from the ambient temperature T and a count value C.
According to the average vehicle speed V, the environment temperature T and the running time T1And judging whether the vehicle is in the water accumulation working condition or not.
The storage medium of the present embodiment may employ any combination of one or more computer-readable media. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
A computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + +, or the like, as well as conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or terminal. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A GPF ice blockage alarm prompting method is characterized by comprising the following steps:
acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2；
Constructing the average vehicle speed V, the ambient temperature T, and the running time T1The starting water temperature t2A first look-up table of a difference value D from the ambient temperature T and a count value C;
according to the average vehicle speed V, the environment temperature T and the running time T1Judging whether the vehicle is in a water accumulation working condition or not;
if yes, the count value C of each period is superposed according to the first comparison table, and when the total superposed value C is obtainedmAnd alarming when the alarm value is reached.
2. The GPF ice blockage warning method of claim 1, wherein the engine of the vehicle is one of the periods from beginning to end of operation.
3. The GPF ice blockage alarm prompting method according to claim 2, wherein in the first comparison table, the average vehicle speed V is provided with a plurality of first vehicle speed intervals, the environment temperature T is provided with a plurality of first environment temperature intervals corresponding to each first vehicle speed interval, and the running time T is1A plurality of first operation time intervals are arranged corresponding to each first environment temperature interval, and a plurality of difference intervals are arranged corresponding to each first operation time interval.
4. The GPF ice blockage alarm prompting method according to any one of claims 1-3, further comprising the following steps:
according to the average vehicle speed V, the environment temperature T and the running time T1Judging whether the vehicle is in a zero clearing working condition or not;
if yes, adding value C to the total overlapped value after overlappingmAnd clearing, and restarting the next operation to superimpose the count value C.
5. The GPF ice blockage alarm prompting method according to claim 4, wherein the average vehicle speed V, the ambient temperature T and the running time T are used as the basis1Judging whether the vehicle is in a zero clearing working condition, and if the vehicle enters the zero clearing working condition, adding a total overlapping value C after overlappingmAnd clearing, wherein the step of restarting the superposition count value C in the next operation comprises the following steps:
constructing the average vehicle speed V, the ambient temperature T, and the running time T1A count value C and a clear value, wherein the count value is the same as the clear value.
6. The GPF ice blockage alarm prompting method according to claim 5, wherein the average vehicle speed V is provided with a plurality of second vehicle speed sections in the second comparison table.
7. The GPF ice blockage alarm prompting method according to claim 6, wherein a plurality of second ambient temperature intervals are arranged in the second comparison table, and the ambient temperature T corresponds to each vehicle speed interval.
8. A GPF ice blockage alarm prompting system comprises:
an acquisition module for acquiring the average speed V of the vehicle in one period, the ambient temperature T outside the vehicle and the running time T of the vehicle1And the starting water temperature t of the vehicle2；
A construction module for constructing said average vehicle speed V, said ambient temperature T, said operating time T1The starting water temperature t2A first look-up table of a difference value D from the ambient temperature T and a count value C;
a judging module for judging the average vehicle speed V, the environment temperature T and the running time T1Judging whether the vehicle is in a water accumulation working condition or not;
the alarm module is used for superposing the count value C of each period according to the first comparison table when the vehicle is in the water accumulation working condition, and the total superposed value C after superpositionmAnd alarming when the alarm value is reached.
9. A GPF ice blockage alarm prompting device comprises:
one or more processors;
storage means for storing one or more programs;
when executed by the one or more processors, cause the one or more processors to implement the GPF ice blockage alert prompting method of any of claims 1-7.
10. A storage medium having stored thereon a computer program, characterized in that the program, when executed by a processor, implements the GPF ice blockage warning prompting method according to any one of claims 1-7.
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| CN112051077A (en) * | 2020-09-25 | 2020-12-08 | 东风汽车集团有限公司 | GPF reliability test method for whole passenger vehicle |
| WO2022087934A1 (en) * | 2020-10-29 | 2022-05-05 | 浙江吉利控股集团有限公司 | Pressure diagnosis control method and apparatus for gpf, and storage medium |
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